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1 | 31e31b8a | bellard | /*
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2 | 93ac68bc | bellard | * qemu user main
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3 | 5fafdf24 | ths | *
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4 | 68d0f70e | bellard | * Copyright (c) 2003-2008 Fabrice Bellard
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5 | 31e31b8a | bellard | *
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6 | 31e31b8a | bellard | * This program is free software; you can redistribute it and/or modify
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7 | 31e31b8a | bellard | * it under the terms of the GNU General Public License as published by
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8 | 31e31b8a | bellard | * the Free Software Foundation; either version 2 of the License, or
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9 | 31e31b8a | bellard | * (at your option) any later version.
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10 | 31e31b8a | bellard | *
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11 | 31e31b8a | bellard | * This program is distributed in the hope that it will be useful,
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12 | 31e31b8a | bellard | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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13 | 31e31b8a | bellard | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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14 | 31e31b8a | bellard | * GNU General Public License for more details.
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15 | 31e31b8a | bellard | *
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16 | 31e31b8a | bellard | * You should have received a copy of the GNU General Public License
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17 | 8167ee88 | Blue Swirl | * along with this program; if not, see <http://www.gnu.org/licenses/>.
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18 | 31e31b8a | bellard | */
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19 | 31e31b8a | bellard | #include <stdlib.h> |
20 | 31e31b8a | bellard | #include <stdio.h> |
21 | 31e31b8a | bellard | #include <stdarg.h> |
22 | 04369ff2 | bellard | #include <string.h> |
23 | 31e31b8a | bellard | #include <errno.h> |
24 | 0ecfa993 | bellard | #include <unistd.h> |
25 | e441570f | balrog | #include <sys/mman.h> |
26 | edf8e2af | Mika Westerberg | #include <sys/syscall.h> |
27 | 703e0e89 | Richard Henderson | #include <sys/resource.h> |
28 | 31e31b8a | bellard | |
29 | 3ef693a0 | bellard | #include "qemu.h" |
30 | ca10f867 | aurel32 | #include "qemu-common.h" |
31 | 1de7afc9 | Paolo Bonzini | #include "qemu/cache-utils.h" |
32 | 2b41f10e | Blue Swirl | #include "cpu.h" |
33 | 9002ec79 | Richard Henderson | #include "tcg.h" |
34 | 1de7afc9 | Paolo Bonzini | #include "qemu/timer.h" |
35 | 1de7afc9 | Paolo Bonzini | #include "qemu/envlist.h" |
36 | d8fd2954 | Paul Brook | #include "elf.h" |
37 | 04a6dfeb | aurel32 | |
38 | d088d664 | aurel32 | char *exec_path;
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39 | d088d664 | aurel32 | |
40 | 1b530a6d | aurel32 | int singlestep;
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41 | fc9c5412 | Johannes Schauer | const char *filename; |
42 | fc9c5412 | Johannes Schauer | const char *argv0; |
43 | fc9c5412 | Johannes Schauer | int gdbstub_port;
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44 | fc9c5412 | Johannes Schauer | envlist_t *envlist; |
45 | 51fb256a | Andreas Färber | static const char *cpu_model; |
46 | 379f6698 | Paul Brook | unsigned long mmap_min_addr; |
47 | 14f24e14 | Richard Henderson | #if defined(CONFIG_USE_GUEST_BASE)
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48 | 379f6698 | Paul Brook | unsigned long guest_base; |
49 | 379f6698 | Paul Brook | int have_guest_base;
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50 | 288e65b9 | Alexander Graf | #if (TARGET_LONG_BITS == 32) && (HOST_LONG_BITS == 64) |
51 | 288e65b9 | Alexander Graf | /*
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52 | 288e65b9 | Alexander Graf | * When running 32-on-64 we should make sure we can fit all of the possible
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53 | 288e65b9 | Alexander Graf | * guest address space into a contiguous chunk of virtual host memory.
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54 | 288e65b9 | Alexander Graf | *
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55 | 288e65b9 | Alexander Graf | * This way we will never overlap with our own libraries or binaries or stack
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56 | 288e65b9 | Alexander Graf | * or anything else that QEMU maps.
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57 | 288e65b9 | Alexander Graf | */
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58 | 314992b1 | Alexander Graf | # ifdef TARGET_MIPS
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59 | 314992b1 | Alexander Graf | /* MIPS only supports 31 bits of virtual address space for user space */
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60 | 314992b1 | Alexander Graf | unsigned long reserved_va = 0x77000000; |
61 | 314992b1 | Alexander Graf | # else
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62 | 288e65b9 | Alexander Graf | unsigned long reserved_va = 0xf7000000; |
63 | 314992b1 | Alexander Graf | # endif
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64 | 288e65b9 | Alexander Graf | #else
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65 | 68a1c816 | Paul Brook | unsigned long reserved_va; |
66 | 379f6698 | Paul Brook | #endif
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67 | 288e65b9 | Alexander Graf | #endif
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68 | 1b530a6d | aurel32 | |
69 | fc9c5412 | Johannes Schauer | static void usage(void); |
70 | fc9c5412 | Johannes Schauer | |
71 | 7ee2822c | Paolo Bonzini | static const char *interp_prefix = CONFIG_QEMU_INTERP_PREFIX; |
72 | c5937220 | pbrook | const char *qemu_uname_release = CONFIG_UNAME_RELEASE; |
73 | 586314f2 | bellard | |
74 | 9de5e440 | bellard | /* XXX: on x86 MAP_GROWSDOWN only works if ESP <= address + 32, so
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75 | 9de5e440 | bellard | we allocate a bigger stack. Need a better solution, for example
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76 | 9de5e440 | bellard | by remapping the process stack directly at the right place */
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77 | 703e0e89 | Richard Henderson | unsigned long guest_stack_size = 8 * 1024 * 1024UL; |
78 | 31e31b8a | bellard | |
79 | 31e31b8a | bellard | void gemu_log(const char *fmt, ...) |
80 | 31e31b8a | bellard | { |
81 | 31e31b8a | bellard | va_list ap; |
82 | 31e31b8a | bellard | |
83 | 31e31b8a | bellard | va_start(ap, fmt); |
84 | 31e31b8a | bellard | vfprintf(stderr, fmt, ap); |
85 | 31e31b8a | bellard | va_end(ap); |
86 | 31e31b8a | bellard | } |
87 | 31e31b8a | bellard | |
88 | 8fcd3692 | blueswir1 | #if defined(TARGET_I386)
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89 | 05390248 | Andreas Färber | int cpu_get_pic_interrupt(CPUX86State *env)
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90 | 92ccca6a | bellard | { |
91 | 92ccca6a | bellard | return -1; |
92 | 92ccca6a | bellard | } |
93 | 8fcd3692 | blueswir1 | #endif
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94 | 92ccca6a | bellard | |
95 | d5975363 | pbrook | /***********************************************************/
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96 | d5975363 | pbrook | /* Helper routines for implementing atomic operations. */
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97 | d5975363 | pbrook | |
98 | d5975363 | pbrook | /* To implement exclusive operations we force all cpus to syncronise.
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99 | d5975363 | pbrook | We don't require a full sync, only that no cpus are executing guest code.
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100 | d5975363 | pbrook | The alternative is to map target atomic ops onto host equivalents,
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101 | d5975363 | pbrook | which requires quite a lot of per host/target work. */
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102 | c2764719 | pbrook | static pthread_mutex_t cpu_list_mutex = PTHREAD_MUTEX_INITIALIZER;
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103 | d5975363 | pbrook | static pthread_mutex_t exclusive_lock = PTHREAD_MUTEX_INITIALIZER;
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104 | d5975363 | pbrook | static pthread_cond_t exclusive_cond = PTHREAD_COND_INITIALIZER;
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105 | d5975363 | pbrook | static pthread_cond_t exclusive_resume = PTHREAD_COND_INITIALIZER;
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106 | d5975363 | pbrook | static int pending_cpus; |
107 | d5975363 | pbrook | |
108 | d5975363 | pbrook | /* Make sure everything is in a consistent state for calling fork(). */
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109 | d5975363 | pbrook | void fork_start(void) |
110 | d5975363 | pbrook | { |
111 | 5e5f07e0 | Evgeny Voevodin | pthread_mutex_lock(&tcg_ctx.tb_ctx.tb_lock); |
112 | d5975363 | pbrook | pthread_mutex_lock(&exclusive_lock); |
113 | d032d1b4 | Riku Voipio | mmap_fork_start(); |
114 | d5975363 | pbrook | } |
115 | d5975363 | pbrook | |
116 | d5975363 | pbrook | void fork_end(int child) |
117 | d5975363 | pbrook | { |
118 | d032d1b4 | Riku Voipio | mmap_fork_end(child); |
119 | d5975363 | pbrook | if (child) {
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120 | bdc44640 | Andreas Färber | CPUState *cpu, *next_cpu; |
121 | d5975363 | pbrook | /* Child processes created by fork() only have a single thread.
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122 | d5975363 | pbrook | Discard information about the parent threads. */
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123 | bdc44640 | Andreas Färber | CPU_FOREACH_SAFE(cpu, next_cpu) { |
124 | bdc44640 | Andreas Färber | if (cpu != thread_cpu) {
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125 | bdc44640 | Andreas Färber | QTAILQ_REMOVE(&cpus, thread_cpu, node); |
126 | bdc44640 | Andreas Färber | } |
127 | bdc44640 | Andreas Färber | } |
128 | d5975363 | pbrook | pending_cpus = 0;
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129 | d5975363 | pbrook | pthread_mutex_init(&exclusive_lock, NULL);
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130 | c2764719 | pbrook | pthread_mutex_init(&cpu_list_mutex, NULL);
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131 | d5975363 | pbrook | pthread_cond_init(&exclusive_cond, NULL);
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132 | d5975363 | pbrook | pthread_cond_init(&exclusive_resume, NULL);
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133 | 5e5f07e0 | Evgeny Voevodin | pthread_mutex_init(&tcg_ctx.tb_ctx.tb_lock, NULL);
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134 | a2247f8e | Andreas Färber | gdbserver_fork((CPUArchState *)thread_cpu->env_ptr); |
135 | d5975363 | pbrook | } else {
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136 | d5975363 | pbrook | pthread_mutex_unlock(&exclusive_lock); |
137 | 5e5f07e0 | Evgeny Voevodin | pthread_mutex_unlock(&tcg_ctx.tb_ctx.tb_lock); |
138 | d5975363 | pbrook | } |
139 | d5975363 | pbrook | } |
140 | d5975363 | pbrook | |
141 | d5975363 | pbrook | /* Wait for pending exclusive operations to complete. The exclusive lock
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142 | d5975363 | pbrook | must be held. */
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143 | d5975363 | pbrook | static inline void exclusive_idle(void) |
144 | d5975363 | pbrook | { |
145 | d5975363 | pbrook | while (pending_cpus) {
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146 | d5975363 | pbrook | pthread_cond_wait(&exclusive_resume, &exclusive_lock); |
147 | d5975363 | pbrook | } |
148 | d5975363 | pbrook | } |
149 | d5975363 | pbrook | |
150 | d5975363 | pbrook | /* Start an exclusive operation.
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151 | d5975363 | pbrook | Must only be called from outside cpu_arm_exec. */
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152 | d5975363 | pbrook | static inline void start_exclusive(void) |
153 | d5975363 | pbrook | { |
154 | 0315c31c | Andreas Färber | CPUState *other_cpu; |
155 | 0315c31c | Andreas Färber | |
156 | d5975363 | pbrook | pthread_mutex_lock(&exclusive_lock); |
157 | d5975363 | pbrook | exclusive_idle(); |
158 | d5975363 | pbrook | |
159 | d5975363 | pbrook | pending_cpus = 1;
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160 | d5975363 | pbrook | /* Make all other cpus stop executing. */
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161 | bdc44640 | Andreas Färber | CPU_FOREACH(other_cpu) { |
162 | 0315c31c | Andreas Färber | if (other_cpu->running) {
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163 | d5975363 | pbrook | pending_cpus++; |
164 | 60a3e17a | Andreas Färber | cpu_exit(other_cpu); |
165 | d5975363 | pbrook | } |
166 | d5975363 | pbrook | } |
167 | d5975363 | pbrook | if (pending_cpus > 1) { |
168 | d5975363 | pbrook | pthread_cond_wait(&exclusive_cond, &exclusive_lock); |
169 | d5975363 | pbrook | } |
170 | d5975363 | pbrook | } |
171 | d5975363 | pbrook | |
172 | d5975363 | pbrook | /* Finish an exclusive operation. */
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173 | d5975363 | pbrook | static inline void end_exclusive(void) |
174 | d5975363 | pbrook | { |
175 | d5975363 | pbrook | pending_cpus = 0;
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176 | d5975363 | pbrook | pthread_cond_broadcast(&exclusive_resume); |
177 | d5975363 | pbrook | pthread_mutex_unlock(&exclusive_lock); |
178 | d5975363 | pbrook | } |
179 | d5975363 | pbrook | |
180 | d5975363 | pbrook | /* Wait for exclusive ops to finish, and begin cpu execution. */
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181 | 0315c31c | Andreas Färber | static inline void cpu_exec_start(CPUState *cpu) |
182 | d5975363 | pbrook | { |
183 | d5975363 | pbrook | pthread_mutex_lock(&exclusive_lock); |
184 | d5975363 | pbrook | exclusive_idle(); |
185 | 0315c31c | Andreas Färber | cpu->running = true;
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186 | d5975363 | pbrook | pthread_mutex_unlock(&exclusive_lock); |
187 | d5975363 | pbrook | } |
188 | d5975363 | pbrook | |
189 | d5975363 | pbrook | /* Mark cpu as not executing, and release pending exclusive ops. */
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190 | 0315c31c | Andreas Färber | static inline void cpu_exec_end(CPUState *cpu) |
191 | d5975363 | pbrook | { |
192 | d5975363 | pbrook | pthread_mutex_lock(&exclusive_lock); |
193 | 0315c31c | Andreas Färber | cpu->running = false;
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194 | d5975363 | pbrook | if (pending_cpus > 1) { |
195 | d5975363 | pbrook | pending_cpus--; |
196 | d5975363 | pbrook | if (pending_cpus == 1) { |
197 | d5975363 | pbrook | pthread_cond_signal(&exclusive_cond); |
198 | d5975363 | pbrook | } |
199 | d5975363 | pbrook | } |
200 | d5975363 | pbrook | exclusive_idle(); |
201 | d5975363 | pbrook | pthread_mutex_unlock(&exclusive_lock); |
202 | d5975363 | pbrook | } |
203 | c2764719 | pbrook | |
204 | c2764719 | pbrook | void cpu_list_lock(void) |
205 | c2764719 | pbrook | { |
206 | c2764719 | pbrook | pthread_mutex_lock(&cpu_list_mutex); |
207 | c2764719 | pbrook | } |
208 | c2764719 | pbrook | |
209 | c2764719 | pbrook | void cpu_list_unlock(void) |
210 | c2764719 | pbrook | { |
211 | c2764719 | pbrook | pthread_mutex_unlock(&cpu_list_mutex); |
212 | c2764719 | pbrook | } |
213 | d5975363 | pbrook | |
214 | d5975363 | pbrook | |
215 | a541f297 | bellard | #ifdef TARGET_I386
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216 | a541f297 | bellard | /***********************************************************/
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217 | a541f297 | bellard | /* CPUX86 core interface */
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218 | a541f297 | bellard | |
219 | 05390248 | Andreas Färber | void cpu_smm_update(CPUX86State *env)
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220 | 02a1602e | bellard | { |
221 | 02a1602e | bellard | } |
222 | 02a1602e | bellard | |
223 | 28ab0e2e | bellard | uint64_t cpu_get_tsc(CPUX86State *env) |
224 | 28ab0e2e | bellard | { |
225 | 28ab0e2e | bellard | return cpu_get_real_ticks();
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226 | 28ab0e2e | bellard | } |
227 | 28ab0e2e | bellard | |
228 | 5fafdf24 | ths | static void write_dt(void *ptr, unsigned long addr, unsigned long limit, |
229 | f4beb510 | bellard | int flags)
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230 | 6dbad63e | bellard | { |
231 | f4beb510 | bellard | unsigned int e1, e2; |
232 | 53a5960a | pbrook | uint32_t *p; |
233 | 6dbad63e | bellard | e1 = (addr << 16) | (limit & 0xffff); |
234 | 6dbad63e | bellard | e2 = ((addr >> 16) & 0xff) | (addr & 0xff000000) | (limit & 0x000f0000); |
235 | f4beb510 | bellard | e2 |= flags; |
236 | 53a5960a | pbrook | p = ptr; |
237 | d538e8f5 | malc | p[0] = tswap32(e1);
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238 | d538e8f5 | malc | p[1] = tswap32(e2);
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239 | f4beb510 | bellard | } |
240 | f4beb510 | bellard | |
241 | e441570f | balrog | static uint64_t *idt_table;
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242 | eb38c52c | blueswir1 | #ifdef TARGET_X86_64
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243 | d2fd1af7 | bellard | static void set_gate64(void *ptr, unsigned int type, unsigned int dpl, |
244 | d2fd1af7 | bellard | uint64_t addr, unsigned int sel) |
245 | f4beb510 | bellard | { |
246 | 4dbc422b | bellard | uint32_t *p, e1, e2; |
247 | f4beb510 | bellard | e1 = (addr & 0xffff) | (sel << 16); |
248 | f4beb510 | bellard | e2 = (addr & 0xffff0000) | 0x8000 | (dpl << 13) | (type << 8); |
249 | 53a5960a | pbrook | p = ptr; |
250 | 4dbc422b | bellard | p[0] = tswap32(e1);
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251 | 4dbc422b | bellard | p[1] = tswap32(e2);
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252 | 4dbc422b | bellard | p[2] = tswap32(addr >> 32); |
253 | 4dbc422b | bellard | p[3] = 0; |
254 | 6dbad63e | bellard | } |
255 | d2fd1af7 | bellard | /* only dpl matters as we do only user space emulation */
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256 | d2fd1af7 | bellard | static void set_idt(int n, unsigned int dpl) |
257 | d2fd1af7 | bellard | { |
258 | d2fd1af7 | bellard | set_gate64(idt_table + n * 2, 0, dpl, 0, 0); |
259 | d2fd1af7 | bellard | } |
260 | d2fd1af7 | bellard | #else
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261 | d2fd1af7 | bellard | static void set_gate(void *ptr, unsigned int type, unsigned int dpl, |
262 | d2fd1af7 | bellard | uint32_t addr, unsigned int sel) |
263 | d2fd1af7 | bellard | { |
264 | 4dbc422b | bellard | uint32_t *p, e1, e2; |
265 | d2fd1af7 | bellard | e1 = (addr & 0xffff) | (sel << 16); |
266 | d2fd1af7 | bellard | e2 = (addr & 0xffff0000) | 0x8000 | (dpl << 13) | (type << 8); |
267 | d2fd1af7 | bellard | p = ptr; |
268 | 4dbc422b | bellard | p[0] = tswap32(e1);
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269 | 4dbc422b | bellard | p[1] = tswap32(e2);
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270 | d2fd1af7 | bellard | } |
271 | d2fd1af7 | bellard | |
272 | f4beb510 | bellard | /* only dpl matters as we do only user space emulation */
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273 | f4beb510 | bellard | static void set_idt(int n, unsigned int dpl) |
274 | f4beb510 | bellard | { |
275 | f4beb510 | bellard | set_gate(idt_table + n, 0, dpl, 0, 0); |
276 | f4beb510 | bellard | } |
277 | d2fd1af7 | bellard | #endif
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278 | 31e31b8a | bellard | |
279 | 89e957e7 | bellard | void cpu_loop(CPUX86State *env)
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280 | 1b6b029e | bellard | { |
281 | db6b81d4 | Andreas Färber | CPUState *cs = CPU(x86_env_get_cpu(env)); |
282 | bc8a22cc | bellard | int trapnr;
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283 | 992f48a0 | blueswir1 | abi_ulong pc; |
284 | c227f099 | Anthony Liguori | target_siginfo_t info; |
285 | 851e67a1 | bellard | |
286 | 1b6b029e | bellard | for(;;) {
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287 | bc8a22cc | bellard | trapnr = cpu_x86_exec(env); |
288 | bc8a22cc | bellard | switch(trapnr) {
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289 | f4beb510 | bellard | case 0x80: |
290 | d2fd1af7 | bellard | /* linux syscall from int $0x80 */
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291 | 5fafdf24 | ths | env->regs[R_EAX] = do_syscall(env, |
292 | 5fafdf24 | ths | env->regs[R_EAX], |
293 | f4beb510 | bellard | env->regs[R_EBX], |
294 | f4beb510 | bellard | env->regs[R_ECX], |
295 | f4beb510 | bellard | env->regs[R_EDX], |
296 | f4beb510 | bellard | env->regs[R_ESI], |
297 | f4beb510 | bellard | env->regs[R_EDI], |
298 | 5945cfcb | Peter Maydell | env->regs[R_EBP], |
299 | 5945cfcb | Peter Maydell | 0, 0); |
300 | f4beb510 | bellard | break;
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301 | d2fd1af7 | bellard | #ifndef TARGET_ABI32
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302 | d2fd1af7 | bellard | case EXCP_SYSCALL:
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303 | 5ba18547 | Stefan Weil | /* linux syscall from syscall instruction */
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304 | d2fd1af7 | bellard | env->regs[R_EAX] = do_syscall(env, |
305 | d2fd1af7 | bellard | env->regs[R_EAX], |
306 | d2fd1af7 | bellard | env->regs[R_EDI], |
307 | d2fd1af7 | bellard | env->regs[R_ESI], |
308 | d2fd1af7 | bellard | env->regs[R_EDX], |
309 | d2fd1af7 | bellard | env->regs[10],
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310 | d2fd1af7 | bellard | env->regs[8],
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311 | 5945cfcb | Peter Maydell | env->regs[9],
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312 | 5945cfcb | Peter Maydell | 0, 0); |
313 | d2fd1af7 | bellard | env->eip = env->exception_next_eip; |
314 | d2fd1af7 | bellard | break;
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315 | d2fd1af7 | bellard | #endif
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316 | f4beb510 | bellard | case EXCP0B_NOSEG:
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317 | f4beb510 | bellard | case EXCP0C_STACK:
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318 | f4beb510 | bellard | info.si_signo = SIGBUS; |
319 | f4beb510 | bellard | info.si_errno = 0;
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320 | f4beb510 | bellard | info.si_code = TARGET_SI_KERNEL; |
321 | f4beb510 | bellard | info._sifields._sigfault._addr = 0;
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322 | 624f7979 | pbrook | queue_signal(env, info.si_signo, &info); |
323 | f4beb510 | bellard | break;
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324 | 1b6b029e | bellard | case EXCP0D_GPF:
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325 | d2fd1af7 | bellard | /* XXX: potential problem if ABI32 */
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326 | 84409ddb | j_mayer | #ifndef TARGET_X86_64
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327 | 851e67a1 | bellard | if (env->eflags & VM_MASK) {
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328 | 89e957e7 | bellard | handle_vm86_fault(env); |
329 | 84409ddb | j_mayer | } else
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330 | 84409ddb | j_mayer | #endif
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331 | 84409ddb | j_mayer | { |
332 | f4beb510 | bellard | info.si_signo = SIGSEGV; |
333 | f4beb510 | bellard | info.si_errno = 0;
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334 | f4beb510 | bellard | info.si_code = TARGET_SI_KERNEL; |
335 | f4beb510 | bellard | info._sifields._sigfault._addr = 0;
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336 | 624f7979 | pbrook | queue_signal(env, info.si_signo, &info); |
337 | 1b6b029e | bellard | } |
338 | 1b6b029e | bellard | break;
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339 | b689bc57 | bellard | case EXCP0E_PAGE:
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340 | b689bc57 | bellard | info.si_signo = SIGSEGV; |
341 | b689bc57 | bellard | info.si_errno = 0;
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342 | b689bc57 | bellard | if (!(env->error_code & 1)) |
343 | b689bc57 | bellard | info.si_code = TARGET_SEGV_MAPERR; |
344 | b689bc57 | bellard | else
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345 | b689bc57 | bellard | info.si_code = TARGET_SEGV_ACCERR; |
346 | 970a87a6 | bellard | info._sifields._sigfault._addr = env->cr[2];
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347 | 624f7979 | pbrook | queue_signal(env, info.si_signo, &info); |
348 | b689bc57 | bellard | break;
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349 | 9de5e440 | bellard | case EXCP00_DIVZ:
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350 | 84409ddb | j_mayer | #ifndef TARGET_X86_64
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351 | bc8a22cc | bellard | if (env->eflags & VM_MASK) {
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352 | 447db213 | bellard | handle_vm86_trap(env, trapnr); |
353 | 84409ddb | j_mayer | } else
|
354 | 84409ddb | j_mayer | #endif
|
355 | 84409ddb | j_mayer | { |
356 | bc8a22cc | bellard | /* division by zero */
|
357 | bc8a22cc | bellard | info.si_signo = SIGFPE; |
358 | bc8a22cc | bellard | info.si_errno = 0;
|
359 | bc8a22cc | bellard | info.si_code = TARGET_FPE_INTDIV; |
360 | bc8a22cc | bellard | info._sifields._sigfault._addr = env->eip; |
361 | 624f7979 | pbrook | queue_signal(env, info.si_signo, &info); |
362 | bc8a22cc | bellard | } |
363 | 9de5e440 | bellard | break;
|
364 | 01df040b | aliguori | case EXCP01_DB:
|
365 | 447db213 | bellard | case EXCP03_INT3:
|
366 | 84409ddb | j_mayer | #ifndef TARGET_X86_64
|
367 | 447db213 | bellard | if (env->eflags & VM_MASK) {
|
368 | 447db213 | bellard | handle_vm86_trap(env, trapnr); |
369 | 84409ddb | j_mayer | } else
|
370 | 84409ddb | j_mayer | #endif
|
371 | 84409ddb | j_mayer | { |
372 | 447db213 | bellard | info.si_signo = SIGTRAP; |
373 | 447db213 | bellard | info.si_errno = 0;
|
374 | 01df040b | aliguori | if (trapnr == EXCP01_DB) {
|
375 | 447db213 | bellard | info.si_code = TARGET_TRAP_BRKPT; |
376 | 447db213 | bellard | info._sifields._sigfault._addr = env->eip; |
377 | 447db213 | bellard | } else {
|
378 | 447db213 | bellard | info.si_code = TARGET_SI_KERNEL; |
379 | 447db213 | bellard | info._sifields._sigfault._addr = 0;
|
380 | 447db213 | bellard | } |
381 | 624f7979 | pbrook | queue_signal(env, info.si_signo, &info); |
382 | 447db213 | bellard | } |
383 | 447db213 | bellard | break;
|
384 | 9de5e440 | bellard | case EXCP04_INTO:
|
385 | 9de5e440 | bellard | case EXCP05_BOUND:
|
386 | 84409ddb | j_mayer | #ifndef TARGET_X86_64
|
387 | bc8a22cc | bellard | if (env->eflags & VM_MASK) {
|
388 | 447db213 | bellard | handle_vm86_trap(env, trapnr); |
389 | 84409ddb | j_mayer | } else
|
390 | 84409ddb | j_mayer | #endif
|
391 | 84409ddb | j_mayer | { |
392 | bc8a22cc | bellard | info.si_signo = SIGSEGV; |
393 | bc8a22cc | bellard | info.si_errno = 0;
|
394 | b689bc57 | bellard | info.si_code = TARGET_SI_KERNEL; |
395 | bc8a22cc | bellard | info._sifields._sigfault._addr = 0;
|
396 | 624f7979 | pbrook | queue_signal(env, info.si_signo, &info); |
397 | bc8a22cc | bellard | } |
398 | 9de5e440 | bellard | break;
|
399 | 9de5e440 | bellard | case EXCP06_ILLOP:
|
400 | 9de5e440 | bellard | info.si_signo = SIGILL; |
401 | 9de5e440 | bellard | info.si_errno = 0;
|
402 | 9de5e440 | bellard | info.si_code = TARGET_ILL_ILLOPN; |
403 | 9de5e440 | bellard | info._sifields._sigfault._addr = env->eip; |
404 | 624f7979 | pbrook | queue_signal(env, info.si_signo, &info); |
405 | 9de5e440 | bellard | break;
|
406 | 9de5e440 | bellard | case EXCP_INTERRUPT:
|
407 | 9de5e440 | bellard | /* just indicate that signals should be handled asap */
|
408 | 9de5e440 | bellard | break;
|
409 | 1fddef4b | bellard | case EXCP_DEBUG:
|
410 | 1fddef4b | bellard | { |
411 | 1fddef4b | bellard | int sig;
|
412 | 1fddef4b | bellard | |
413 | db6b81d4 | Andreas Färber | sig = gdb_handlesig(cs, TARGET_SIGTRAP); |
414 | 1fddef4b | bellard | if (sig)
|
415 | 1fddef4b | bellard | { |
416 | 1fddef4b | bellard | info.si_signo = sig; |
417 | 1fddef4b | bellard | info.si_errno = 0;
|
418 | 1fddef4b | bellard | info.si_code = TARGET_TRAP_BRKPT; |
419 | 624f7979 | pbrook | queue_signal(env, info.si_signo, &info); |
420 | 1fddef4b | bellard | } |
421 | 1fddef4b | bellard | } |
422 | 1fddef4b | bellard | break;
|
423 | 1b6b029e | bellard | default:
|
424 | 970a87a6 | bellard | pc = env->segs[R_CS].base + env->eip; |
425 | 5fafdf24 | ths | fprintf(stderr, "qemu: 0x%08lx: unhandled CPU exception 0x%x - aborting\n",
|
426 | bc8a22cc | bellard | (long)pc, trapnr);
|
427 | 1b6b029e | bellard | abort(); |
428 | 1b6b029e | bellard | } |
429 | 66fb9763 | bellard | process_pending_signals(env); |
430 | 1b6b029e | bellard | } |
431 | 1b6b029e | bellard | } |
432 | b346ff46 | bellard | #endif
|
433 | b346ff46 | bellard | |
434 | b346ff46 | bellard | #ifdef TARGET_ARM
|
435 | b346ff46 | bellard | |
436 | d8fd2954 | Paul Brook | #define get_user_code_u32(x, gaddr, doswap) \
|
437 | d8fd2954 | Paul Brook | ({ abi_long __r = get_user_u32((x), (gaddr)); \ |
438 | d8fd2954 | Paul Brook | if (!__r && (doswap)) { \
|
439 | d8fd2954 | Paul Brook | (x) = bswap32(x); \ |
440 | d8fd2954 | Paul Brook | } \ |
441 | d8fd2954 | Paul Brook | __r; \ |
442 | d8fd2954 | Paul Brook | }) |
443 | d8fd2954 | Paul Brook | |
444 | d8fd2954 | Paul Brook | #define get_user_code_u16(x, gaddr, doswap) \
|
445 | d8fd2954 | Paul Brook | ({ abi_long __r = get_user_u16((x), (gaddr)); \ |
446 | d8fd2954 | Paul Brook | if (!__r && (doswap)) { \
|
447 | d8fd2954 | Paul Brook | (x) = bswap16(x); \ |
448 | d8fd2954 | Paul Brook | } \ |
449 | d8fd2954 | Paul Brook | __r; \ |
450 | d8fd2954 | Paul Brook | }) |
451 | d8fd2954 | Paul Brook | |
452 | 1861c454 | Peter Maydell | #ifdef TARGET_ABI32
|
453 | 1861c454 | Peter Maydell | /* Commpage handling -- there is no commpage for AArch64 */
|
454 | 1861c454 | Peter Maydell | |
455 | 97cc7560 | Dr. David Alan Gilbert | /*
|
456 | 97cc7560 | Dr. David Alan Gilbert | * See the Linux kernel's Documentation/arm/kernel_user_helpers.txt
|
457 | 97cc7560 | Dr. David Alan Gilbert | * Input:
|
458 | 97cc7560 | Dr. David Alan Gilbert | * r0 = pointer to oldval
|
459 | 97cc7560 | Dr. David Alan Gilbert | * r1 = pointer to newval
|
460 | 97cc7560 | Dr. David Alan Gilbert | * r2 = pointer to target value
|
461 | 97cc7560 | Dr. David Alan Gilbert | *
|
462 | 97cc7560 | Dr. David Alan Gilbert | * Output:
|
463 | 97cc7560 | Dr. David Alan Gilbert | * r0 = 0 if *ptr was changed, non-0 if no exchange happened
|
464 | 97cc7560 | Dr. David Alan Gilbert | * C set if *ptr was changed, clear if no exchange happened
|
465 | 97cc7560 | Dr. David Alan Gilbert | *
|
466 | 97cc7560 | Dr. David Alan Gilbert | * Note segv's in kernel helpers are a bit tricky, we can set the
|
467 | 97cc7560 | Dr. David Alan Gilbert | * data address sensibly but the PC address is just the entry point.
|
468 | 97cc7560 | Dr. David Alan Gilbert | */
|
469 | 97cc7560 | Dr. David Alan Gilbert | static void arm_kernel_cmpxchg64_helper(CPUARMState *env) |
470 | 97cc7560 | Dr. David Alan Gilbert | { |
471 | 97cc7560 | Dr. David Alan Gilbert | uint64_t oldval, newval, val; |
472 | 97cc7560 | Dr. David Alan Gilbert | uint32_t addr, cpsr; |
473 | 97cc7560 | Dr. David Alan Gilbert | target_siginfo_t info; |
474 | 97cc7560 | Dr. David Alan Gilbert | |
475 | 97cc7560 | Dr. David Alan Gilbert | /* Based on the 32 bit code in do_kernel_trap */
|
476 | 97cc7560 | Dr. David Alan Gilbert | |
477 | 97cc7560 | Dr. David Alan Gilbert | /* XXX: This only works between threads, not between processes.
|
478 | 97cc7560 | Dr. David Alan Gilbert | It's probably possible to implement this with native host
|
479 | 97cc7560 | Dr. David Alan Gilbert | operations. However things like ldrex/strex are much harder so
|
480 | 97cc7560 | Dr. David Alan Gilbert | there's not much point trying. */
|
481 | 97cc7560 | Dr. David Alan Gilbert | start_exclusive(); |
482 | 97cc7560 | Dr. David Alan Gilbert | cpsr = cpsr_read(env); |
483 | 97cc7560 | Dr. David Alan Gilbert | addr = env->regs[2];
|
484 | 97cc7560 | Dr. David Alan Gilbert | |
485 | 97cc7560 | Dr. David Alan Gilbert | if (get_user_u64(oldval, env->regs[0])) { |
486 | 97cc7560 | Dr. David Alan Gilbert | env->cp15.c6_data = env->regs[0];
|
487 | 97cc7560 | Dr. David Alan Gilbert | goto segv;
|
488 | 97cc7560 | Dr. David Alan Gilbert | }; |
489 | 97cc7560 | Dr. David Alan Gilbert | |
490 | 97cc7560 | Dr. David Alan Gilbert | if (get_user_u64(newval, env->regs[1])) { |
491 | 97cc7560 | Dr. David Alan Gilbert | env->cp15.c6_data = env->regs[1];
|
492 | 97cc7560 | Dr. David Alan Gilbert | goto segv;
|
493 | 97cc7560 | Dr. David Alan Gilbert | }; |
494 | 97cc7560 | Dr. David Alan Gilbert | |
495 | 97cc7560 | Dr. David Alan Gilbert | if (get_user_u64(val, addr)) {
|
496 | 97cc7560 | Dr. David Alan Gilbert | env->cp15.c6_data = addr; |
497 | 97cc7560 | Dr. David Alan Gilbert | goto segv;
|
498 | 97cc7560 | Dr. David Alan Gilbert | } |
499 | 97cc7560 | Dr. David Alan Gilbert | |
500 | 97cc7560 | Dr. David Alan Gilbert | if (val == oldval) {
|
501 | 97cc7560 | Dr. David Alan Gilbert | val = newval; |
502 | 97cc7560 | Dr. David Alan Gilbert | |
503 | 97cc7560 | Dr. David Alan Gilbert | if (put_user_u64(val, addr)) {
|
504 | 97cc7560 | Dr. David Alan Gilbert | env->cp15.c6_data = addr; |
505 | 97cc7560 | Dr. David Alan Gilbert | goto segv;
|
506 | 97cc7560 | Dr. David Alan Gilbert | }; |
507 | 97cc7560 | Dr. David Alan Gilbert | |
508 | 97cc7560 | Dr. David Alan Gilbert | env->regs[0] = 0; |
509 | 97cc7560 | Dr. David Alan Gilbert | cpsr |= CPSR_C; |
510 | 97cc7560 | Dr. David Alan Gilbert | } else {
|
511 | 97cc7560 | Dr. David Alan Gilbert | env->regs[0] = -1; |
512 | 97cc7560 | Dr. David Alan Gilbert | cpsr &= ~CPSR_C; |
513 | 97cc7560 | Dr. David Alan Gilbert | } |
514 | 97cc7560 | Dr. David Alan Gilbert | cpsr_write(env, cpsr, CPSR_C); |
515 | 97cc7560 | Dr. David Alan Gilbert | end_exclusive(); |
516 | 97cc7560 | Dr. David Alan Gilbert | return;
|
517 | 97cc7560 | Dr. David Alan Gilbert | |
518 | 97cc7560 | Dr. David Alan Gilbert | segv:
|
519 | 97cc7560 | Dr. David Alan Gilbert | end_exclusive(); |
520 | 97cc7560 | Dr. David Alan Gilbert | /* We get the PC of the entry address - which is as good as anything,
|
521 | 97cc7560 | Dr. David Alan Gilbert | on a real kernel what you get depends on which mode it uses. */
|
522 | 97cc7560 | Dr. David Alan Gilbert | info.si_signo = SIGSEGV; |
523 | 97cc7560 | Dr. David Alan Gilbert | info.si_errno = 0;
|
524 | 97cc7560 | Dr. David Alan Gilbert | /* XXX: check env->error_code */
|
525 | 97cc7560 | Dr. David Alan Gilbert | info.si_code = TARGET_SEGV_MAPERR; |
526 | 97cc7560 | Dr. David Alan Gilbert | info._sifields._sigfault._addr = env->cp15.c6_data; |
527 | 97cc7560 | Dr. David Alan Gilbert | queue_signal(env, info.si_signo, &info); |
528 | 97cc7560 | Dr. David Alan Gilbert | |
529 | 97cc7560 | Dr. David Alan Gilbert | end_exclusive(); |
530 | 97cc7560 | Dr. David Alan Gilbert | } |
531 | 97cc7560 | Dr. David Alan Gilbert | |
532 | fbb4a2e3 | pbrook | /* Handle a jump to the kernel code page. */
|
533 | fbb4a2e3 | pbrook | static int |
534 | fbb4a2e3 | pbrook | do_kernel_trap(CPUARMState *env) |
535 | fbb4a2e3 | pbrook | { |
536 | fbb4a2e3 | pbrook | uint32_t addr; |
537 | fbb4a2e3 | pbrook | uint32_t cpsr; |
538 | fbb4a2e3 | pbrook | uint32_t val; |
539 | fbb4a2e3 | pbrook | |
540 | fbb4a2e3 | pbrook | switch (env->regs[15]) { |
541 | fbb4a2e3 | pbrook | case 0xffff0fa0: /* __kernel_memory_barrier */ |
542 | fbb4a2e3 | pbrook | /* ??? No-op. Will need to do better for SMP. */
|
543 | fbb4a2e3 | pbrook | break;
|
544 | fbb4a2e3 | pbrook | case 0xffff0fc0: /* __kernel_cmpxchg */ |
545 | d5975363 | pbrook | /* XXX: This only works between threads, not between processes.
|
546 | d5975363 | pbrook | It's probably possible to implement this with native host
|
547 | d5975363 | pbrook | operations. However things like ldrex/strex are much harder so
|
548 | d5975363 | pbrook | there's not much point trying. */
|
549 | d5975363 | pbrook | start_exclusive(); |
550 | fbb4a2e3 | pbrook | cpsr = cpsr_read(env); |
551 | fbb4a2e3 | pbrook | addr = env->regs[2];
|
552 | fbb4a2e3 | pbrook | /* FIXME: This should SEGV if the access fails. */
|
553 | fbb4a2e3 | pbrook | if (get_user_u32(val, addr))
|
554 | fbb4a2e3 | pbrook | val = ~env->regs[0];
|
555 | fbb4a2e3 | pbrook | if (val == env->regs[0]) { |
556 | fbb4a2e3 | pbrook | val = env->regs[1];
|
557 | fbb4a2e3 | pbrook | /* FIXME: Check for segfaults. */
|
558 | fbb4a2e3 | pbrook | put_user_u32(val, addr); |
559 | fbb4a2e3 | pbrook | env->regs[0] = 0; |
560 | fbb4a2e3 | pbrook | cpsr |= CPSR_C; |
561 | fbb4a2e3 | pbrook | } else {
|
562 | fbb4a2e3 | pbrook | env->regs[0] = -1; |
563 | fbb4a2e3 | pbrook | cpsr &= ~CPSR_C; |
564 | fbb4a2e3 | pbrook | } |
565 | fbb4a2e3 | pbrook | cpsr_write(env, cpsr, CPSR_C); |
566 | d5975363 | pbrook | end_exclusive(); |
567 | fbb4a2e3 | pbrook | break;
|
568 | fbb4a2e3 | pbrook | case 0xffff0fe0: /* __kernel_get_tls */ |
569 | fbb4a2e3 | pbrook | env->regs[0] = env->cp15.c13_tls2;
|
570 | fbb4a2e3 | pbrook | break;
|
571 | 97cc7560 | Dr. David Alan Gilbert | case 0xffff0f60: /* __kernel_cmpxchg64 */ |
572 | 97cc7560 | Dr. David Alan Gilbert | arm_kernel_cmpxchg64_helper(env); |
573 | 97cc7560 | Dr. David Alan Gilbert | break;
|
574 | 97cc7560 | Dr. David Alan Gilbert | |
575 | fbb4a2e3 | pbrook | default:
|
576 | fbb4a2e3 | pbrook | return 1; |
577 | fbb4a2e3 | pbrook | } |
578 | fbb4a2e3 | pbrook | /* Jump back to the caller. */
|
579 | fbb4a2e3 | pbrook | addr = env->regs[14];
|
580 | fbb4a2e3 | pbrook | if (addr & 1) { |
581 | fbb4a2e3 | pbrook | env->thumb = 1;
|
582 | fbb4a2e3 | pbrook | addr &= ~1;
|
583 | fbb4a2e3 | pbrook | } |
584 | fbb4a2e3 | pbrook | env->regs[15] = addr;
|
585 | fbb4a2e3 | pbrook | |
586 | fbb4a2e3 | pbrook | return 0; |
587 | fbb4a2e3 | pbrook | } |
588 | 1861c454 | Peter Maydell | #endif
|
589 | fbb4a2e3 | pbrook | |
590 | 426f5abc | Paul Brook | static int do_strex(CPUARMState *env) |
591 | 426f5abc | Paul Brook | { |
592 | 426f5abc | Paul Brook | uint32_t val; |
593 | 426f5abc | Paul Brook | int size;
|
594 | 426f5abc | Paul Brook | int rc = 1; |
595 | 426f5abc | Paul Brook | int segv = 0; |
596 | 426f5abc | Paul Brook | uint32_t addr; |
597 | 426f5abc | Paul Brook | start_exclusive(); |
598 | 426f5abc | Paul Brook | addr = env->exclusive_addr; |
599 | 426f5abc | Paul Brook | if (addr != env->exclusive_test) {
|
600 | 426f5abc | Paul Brook | goto fail;
|
601 | 426f5abc | Paul Brook | } |
602 | 426f5abc | Paul Brook | size = env->exclusive_info & 0xf;
|
603 | 426f5abc | Paul Brook | switch (size) {
|
604 | 426f5abc | Paul Brook | case 0: |
605 | 426f5abc | Paul Brook | segv = get_user_u8(val, addr); |
606 | 426f5abc | Paul Brook | break;
|
607 | 426f5abc | Paul Brook | case 1: |
608 | 426f5abc | Paul Brook | segv = get_user_u16(val, addr); |
609 | 426f5abc | Paul Brook | break;
|
610 | 426f5abc | Paul Brook | case 2: |
611 | 426f5abc | Paul Brook | case 3: |
612 | 426f5abc | Paul Brook | segv = get_user_u32(val, addr); |
613 | 426f5abc | Paul Brook | break;
|
614 | f7001a3b | Aurelien Jarno | default:
|
615 | f7001a3b | Aurelien Jarno | abort(); |
616 | 426f5abc | Paul Brook | } |
617 | 426f5abc | Paul Brook | if (segv) {
|
618 | 426f5abc | Paul Brook | env->cp15.c6_data = addr; |
619 | 426f5abc | Paul Brook | goto done;
|
620 | 426f5abc | Paul Brook | } |
621 | 426f5abc | Paul Brook | if (val != env->exclusive_val) {
|
622 | 426f5abc | Paul Brook | goto fail;
|
623 | 426f5abc | Paul Brook | } |
624 | 426f5abc | Paul Brook | if (size == 3) { |
625 | 426f5abc | Paul Brook | segv = get_user_u32(val, addr + 4);
|
626 | 426f5abc | Paul Brook | if (segv) {
|
627 | 426f5abc | Paul Brook | env->cp15.c6_data = addr + 4;
|
628 | 426f5abc | Paul Brook | goto done;
|
629 | 426f5abc | Paul Brook | } |
630 | 426f5abc | Paul Brook | if (val != env->exclusive_high) {
|
631 | 426f5abc | Paul Brook | goto fail;
|
632 | 426f5abc | Paul Brook | } |
633 | 426f5abc | Paul Brook | } |
634 | 426f5abc | Paul Brook | val = env->regs[(env->exclusive_info >> 8) & 0xf]; |
635 | 426f5abc | Paul Brook | switch (size) {
|
636 | 426f5abc | Paul Brook | case 0: |
637 | 426f5abc | Paul Brook | segv = put_user_u8(val, addr); |
638 | 426f5abc | Paul Brook | break;
|
639 | 426f5abc | Paul Brook | case 1: |
640 | 426f5abc | Paul Brook | segv = put_user_u16(val, addr); |
641 | 426f5abc | Paul Brook | break;
|
642 | 426f5abc | Paul Brook | case 2: |
643 | 426f5abc | Paul Brook | case 3: |
644 | 426f5abc | Paul Brook | segv = put_user_u32(val, addr); |
645 | 426f5abc | Paul Brook | break;
|
646 | 426f5abc | Paul Brook | } |
647 | 426f5abc | Paul Brook | if (segv) {
|
648 | 426f5abc | Paul Brook | env->cp15.c6_data = addr; |
649 | 426f5abc | Paul Brook | goto done;
|
650 | 426f5abc | Paul Brook | } |
651 | 426f5abc | Paul Brook | if (size == 3) { |
652 | 426f5abc | Paul Brook | val = env->regs[(env->exclusive_info >> 12) & 0xf]; |
653 | 2c9adbda | Peter Maydell | segv = put_user_u32(val, addr + 4);
|
654 | 426f5abc | Paul Brook | if (segv) {
|
655 | 426f5abc | Paul Brook | env->cp15.c6_data = addr + 4;
|
656 | 426f5abc | Paul Brook | goto done;
|
657 | 426f5abc | Paul Brook | } |
658 | 426f5abc | Paul Brook | } |
659 | 426f5abc | Paul Brook | rc = 0;
|
660 | 426f5abc | Paul Brook | fail:
|
661 | 725b8a69 | Paul Brook | env->regs[15] += 4; |
662 | 426f5abc | Paul Brook | env->regs[(env->exclusive_info >> 4) & 0xf] = rc; |
663 | 426f5abc | Paul Brook | done:
|
664 | 426f5abc | Paul Brook | end_exclusive(); |
665 | 426f5abc | Paul Brook | return segv;
|
666 | 426f5abc | Paul Brook | } |
667 | 426f5abc | Paul Brook | |
668 | 1861c454 | Peter Maydell | #ifdef TARGET_ABI32
|
669 | b346ff46 | bellard | void cpu_loop(CPUARMState *env)
|
670 | b346ff46 | bellard | { |
671 | 0315c31c | Andreas Färber | CPUState *cs = CPU(arm_env_get_cpu(env)); |
672 | b346ff46 | bellard | int trapnr;
|
673 | b346ff46 | bellard | unsigned int n, insn; |
674 | c227f099 | Anthony Liguori | target_siginfo_t info; |
675 | b5ff1b31 | bellard | uint32_t addr; |
676 | 3b46e624 | ths | |
677 | b346ff46 | bellard | for(;;) {
|
678 | 0315c31c | Andreas Färber | cpu_exec_start(cs); |
679 | b346ff46 | bellard | trapnr = cpu_arm_exec(env); |
680 | 0315c31c | Andreas Färber | cpu_exec_end(cs); |
681 | b346ff46 | bellard | switch(trapnr) {
|
682 | b346ff46 | bellard | case EXCP_UDEF:
|
683 | c6981055 | bellard | { |
684 | c6981055 | bellard | TaskState *ts = env->opaque; |
685 | c6981055 | bellard | uint32_t opcode; |
686 | 6d9a42be | aurel32 | int rc;
|
687 | c6981055 | bellard | |
688 | c6981055 | bellard | /* we handle the FPU emulation here, as Linux */
|
689 | c6981055 | bellard | /* we get the opcode */
|
690 | 2f619698 | bellard | /* FIXME - what to do if get_user() fails? */
|
691 | d8fd2954 | Paul Brook | get_user_code_u32(opcode, env->regs[15], env->bswap_code);
|
692 | 3b46e624 | ths | |
693 | 6d9a42be | aurel32 | rc = EmulateAll(opcode, &ts->fpa, env); |
694 | 6d9a42be | aurel32 | if (rc == 0) { /* illegal instruction */ |
695 | c6981055 | bellard | info.si_signo = SIGILL; |
696 | c6981055 | bellard | info.si_errno = 0;
|
697 | c6981055 | bellard | info.si_code = TARGET_ILL_ILLOPN; |
698 | c6981055 | bellard | info._sifields._sigfault._addr = env->regs[15];
|
699 | 624f7979 | pbrook | queue_signal(env, info.si_signo, &info); |
700 | 6d9a42be | aurel32 | } else if (rc < 0) { /* FP exception */ |
701 | 6d9a42be | aurel32 | int arm_fpe=0; |
702 | 6d9a42be | aurel32 | |
703 | 6d9a42be | aurel32 | /* translate softfloat flags to FPSR flags */
|
704 | 6d9a42be | aurel32 | if (-rc & float_flag_invalid)
|
705 | 6d9a42be | aurel32 | arm_fpe |= BIT_IOC; |
706 | 6d9a42be | aurel32 | if (-rc & float_flag_divbyzero)
|
707 | 6d9a42be | aurel32 | arm_fpe |= BIT_DZC; |
708 | 6d9a42be | aurel32 | if (-rc & float_flag_overflow)
|
709 | 6d9a42be | aurel32 | arm_fpe |= BIT_OFC; |
710 | 6d9a42be | aurel32 | if (-rc & float_flag_underflow)
|
711 | 6d9a42be | aurel32 | arm_fpe |= BIT_UFC; |
712 | 6d9a42be | aurel32 | if (-rc & float_flag_inexact)
|
713 | 6d9a42be | aurel32 | arm_fpe |= BIT_IXC; |
714 | 6d9a42be | aurel32 | |
715 | 6d9a42be | aurel32 | FPSR fpsr = ts->fpa.fpsr; |
716 | 6d9a42be | aurel32 | //printf("fpsr 0x%x, arm_fpe 0x%x\n",fpsr,arm_fpe);
|
717 | 6d9a42be | aurel32 | |
718 | 6d9a42be | aurel32 | if (fpsr & (arm_fpe << 16)) { /* exception enabled? */ |
719 | 6d9a42be | aurel32 | info.si_signo = SIGFPE; |
720 | 6d9a42be | aurel32 | info.si_errno = 0;
|
721 | 6d9a42be | aurel32 | |
722 | 6d9a42be | aurel32 | /* ordered by priority, least first */
|
723 | 6d9a42be | aurel32 | if (arm_fpe & BIT_IXC) info.si_code = TARGET_FPE_FLTRES;
|
724 | 6d9a42be | aurel32 | if (arm_fpe & BIT_UFC) info.si_code = TARGET_FPE_FLTUND;
|
725 | 6d9a42be | aurel32 | if (arm_fpe & BIT_OFC) info.si_code = TARGET_FPE_FLTOVF;
|
726 | 6d9a42be | aurel32 | if (arm_fpe & BIT_DZC) info.si_code = TARGET_FPE_FLTDIV;
|
727 | 6d9a42be | aurel32 | if (arm_fpe & BIT_IOC) info.si_code = TARGET_FPE_FLTINV;
|
728 | 6d9a42be | aurel32 | |
729 | 6d9a42be | aurel32 | info._sifields._sigfault._addr = env->regs[15];
|
730 | 624f7979 | pbrook | queue_signal(env, info.si_signo, &info); |
731 | 6d9a42be | aurel32 | } else {
|
732 | 6d9a42be | aurel32 | env->regs[15] += 4; |
733 | 6d9a42be | aurel32 | } |
734 | 6d9a42be | aurel32 | |
735 | 6d9a42be | aurel32 | /* accumulate unenabled exceptions */
|
736 | 6d9a42be | aurel32 | if ((!(fpsr & BIT_IXE)) && (arm_fpe & BIT_IXC))
|
737 | 6d9a42be | aurel32 | fpsr |= BIT_IXC; |
738 | 6d9a42be | aurel32 | if ((!(fpsr & BIT_UFE)) && (arm_fpe & BIT_UFC))
|
739 | 6d9a42be | aurel32 | fpsr |= BIT_UFC; |
740 | 6d9a42be | aurel32 | if ((!(fpsr & BIT_OFE)) && (arm_fpe & BIT_OFC))
|
741 | 6d9a42be | aurel32 | fpsr |= BIT_OFC; |
742 | 6d9a42be | aurel32 | if ((!(fpsr & BIT_DZE)) && (arm_fpe & BIT_DZC))
|
743 | 6d9a42be | aurel32 | fpsr |= BIT_DZC; |
744 | 6d9a42be | aurel32 | if ((!(fpsr & BIT_IOE)) && (arm_fpe & BIT_IOC))
|
745 | 6d9a42be | aurel32 | fpsr |= BIT_IOC; |
746 | 6d9a42be | aurel32 | ts->fpa.fpsr=fpsr; |
747 | 6d9a42be | aurel32 | } else { /* everything OK */ |
748 | c6981055 | bellard | /* increment PC */
|
749 | c6981055 | bellard | env->regs[15] += 4; |
750 | c6981055 | bellard | } |
751 | c6981055 | bellard | } |
752 | b346ff46 | bellard | break;
|
753 | b346ff46 | bellard | case EXCP_SWI:
|
754 | 06c949e6 | pbrook | case EXCP_BKPT:
|
755 | b346ff46 | bellard | { |
756 | ce4defa0 | pbrook | env->eabi = 1;
|
757 | b346ff46 | bellard | /* system call */
|
758 | 06c949e6 | pbrook | if (trapnr == EXCP_BKPT) {
|
759 | 06c949e6 | pbrook | if (env->thumb) {
|
760 | 2f619698 | bellard | /* FIXME - what to do if get_user() fails? */
|
761 | d8fd2954 | Paul Brook | get_user_code_u16(insn, env->regs[15], env->bswap_code);
|
762 | 06c949e6 | pbrook | n = insn & 0xff;
|
763 | 06c949e6 | pbrook | env->regs[15] += 2; |
764 | 06c949e6 | pbrook | } else {
|
765 | 2f619698 | bellard | /* FIXME - what to do if get_user() fails? */
|
766 | d8fd2954 | Paul Brook | get_user_code_u32(insn, env->regs[15], env->bswap_code);
|
767 | 06c949e6 | pbrook | n = (insn & 0xf) | ((insn >> 4) & 0xff0); |
768 | 06c949e6 | pbrook | env->regs[15] += 4; |
769 | 06c949e6 | pbrook | } |
770 | 192c7bd9 | bellard | } else {
|
771 | 06c949e6 | pbrook | if (env->thumb) {
|
772 | 2f619698 | bellard | /* FIXME - what to do if get_user() fails? */
|
773 | d8fd2954 | Paul Brook | get_user_code_u16(insn, env->regs[15] - 2, |
774 | d8fd2954 | Paul Brook | env->bswap_code); |
775 | 06c949e6 | pbrook | n = insn & 0xff;
|
776 | 06c949e6 | pbrook | } else {
|
777 | 2f619698 | bellard | /* FIXME - what to do if get_user() fails? */
|
778 | d8fd2954 | Paul Brook | get_user_code_u32(insn, env->regs[15] - 4, |
779 | d8fd2954 | Paul Brook | env->bswap_code); |
780 | 06c949e6 | pbrook | n = insn & 0xffffff;
|
781 | 06c949e6 | pbrook | } |
782 | 192c7bd9 | bellard | } |
783 | 192c7bd9 | bellard | |
784 | 6f1f31c0 | bellard | if (n == ARM_NR_cacheflush) {
|
785 | dcfd14b3 | Blue Swirl | /* nop */
|
786 | a4f81979 | bellard | } else if (n == ARM_NR_semihosting |
787 | a4f81979 | bellard | || n == ARM_NR_thumb_semihosting) { |
788 | a4f81979 | bellard | env->regs[0] = do_arm_semihosting (env);
|
789 | 3a1363ac | Alexander Graf | } else if (n == 0 || n >= ARM_SYSCALL_BASE || env->thumb) { |
790 | b346ff46 | bellard | /* linux syscall */
|
791 | ce4defa0 | pbrook | if (env->thumb || n == 0) { |
792 | 192c7bd9 | bellard | n = env->regs[7];
|
793 | 192c7bd9 | bellard | } else {
|
794 | 192c7bd9 | bellard | n -= ARM_SYSCALL_BASE; |
795 | ce4defa0 | pbrook | env->eabi = 0;
|
796 | 192c7bd9 | bellard | } |
797 | fbb4a2e3 | pbrook | if ( n > ARM_NR_BASE) {
|
798 | fbb4a2e3 | pbrook | switch (n) {
|
799 | fbb4a2e3 | pbrook | case ARM_NR_cacheflush:
|
800 | dcfd14b3 | Blue Swirl | /* nop */
|
801 | fbb4a2e3 | pbrook | break;
|
802 | fbb4a2e3 | pbrook | case ARM_NR_set_tls:
|
803 | fbb4a2e3 | pbrook | cpu_set_tls(env, env->regs[0]);
|
804 | fbb4a2e3 | pbrook | env->regs[0] = 0; |
805 | fbb4a2e3 | pbrook | break;
|
806 | fbb4a2e3 | pbrook | default:
|
807 | fbb4a2e3 | pbrook | gemu_log("qemu: Unsupported ARM syscall: 0x%x\n",
|
808 | fbb4a2e3 | pbrook | n); |
809 | fbb4a2e3 | pbrook | env->regs[0] = -TARGET_ENOSYS;
|
810 | fbb4a2e3 | pbrook | break;
|
811 | fbb4a2e3 | pbrook | } |
812 | fbb4a2e3 | pbrook | } else {
|
813 | fbb4a2e3 | pbrook | env->regs[0] = do_syscall(env,
|
814 | fbb4a2e3 | pbrook | n, |
815 | fbb4a2e3 | pbrook | env->regs[0],
|
816 | fbb4a2e3 | pbrook | env->regs[1],
|
817 | fbb4a2e3 | pbrook | env->regs[2],
|
818 | fbb4a2e3 | pbrook | env->regs[3],
|
819 | fbb4a2e3 | pbrook | env->regs[4],
|
820 | 5945cfcb | Peter Maydell | env->regs[5],
|
821 | 5945cfcb | Peter Maydell | 0, 0); |
822 | fbb4a2e3 | pbrook | } |
823 | b346ff46 | bellard | } else {
|
824 | b346ff46 | bellard | goto error;
|
825 | b346ff46 | bellard | } |
826 | b346ff46 | bellard | } |
827 | b346ff46 | bellard | break;
|
828 | 43fff238 | bellard | case EXCP_INTERRUPT:
|
829 | 43fff238 | bellard | /* just indicate that signals should be handled asap */
|
830 | 43fff238 | bellard | break;
|
831 | 68016c62 | bellard | case EXCP_PREFETCH_ABORT:
|
832 | eae473c1 | balrog | addr = env->cp15.c6_insn; |
833 | b5ff1b31 | bellard | goto do_segv;
|
834 | 68016c62 | bellard | case EXCP_DATA_ABORT:
|
835 | eae473c1 | balrog | addr = env->cp15.c6_data; |
836 | b5ff1b31 | bellard | do_segv:
|
837 | 68016c62 | bellard | { |
838 | 68016c62 | bellard | info.si_signo = SIGSEGV; |
839 | 68016c62 | bellard | info.si_errno = 0;
|
840 | 68016c62 | bellard | /* XXX: check env->error_code */
|
841 | 68016c62 | bellard | info.si_code = TARGET_SEGV_MAPERR; |
842 | b5ff1b31 | bellard | info._sifields._sigfault._addr = addr; |
843 | 624f7979 | pbrook | queue_signal(env, info.si_signo, &info); |
844 | 68016c62 | bellard | } |
845 | 68016c62 | bellard | break;
|
846 | 1fddef4b | bellard | case EXCP_DEBUG:
|
847 | 1fddef4b | bellard | { |
848 | 1fddef4b | bellard | int sig;
|
849 | 1fddef4b | bellard | |
850 | db6b81d4 | Andreas Färber | sig = gdb_handlesig(cs, TARGET_SIGTRAP); |
851 | 1fddef4b | bellard | if (sig)
|
852 | 1fddef4b | bellard | { |
853 | 1fddef4b | bellard | info.si_signo = sig; |
854 | 1fddef4b | bellard | info.si_errno = 0;
|
855 | 1fddef4b | bellard | info.si_code = TARGET_TRAP_BRKPT; |
856 | 624f7979 | pbrook | queue_signal(env, info.si_signo, &info); |
857 | 1fddef4b | bellard | } |
858 | 1fddef4b | bellard | } |
859 | 1fddef4b | bellard | break;
|
860 | fbb4a2e3 | pbrook | case EXCP_KERNEL_TRAP:
|
861 | fbb4a2e3 | pbrook | if (do_kernel_trap(env))
|
862 | fbb4a2e3 | pbrook | goto error;
|
863 | fbb4a2e3 | pbrook | break;
|
864 | 426f5abc | Paul Brook | case EXCP_STREX:
|
865 | 426f5abc | Paul Brook | if (do_strex(env)) {
|
866 | 426f5abc | Paul Brook | addr = env->cp15.c6_data; |
867 | 426f5abc | Paul Brook | goto do_segv;
|
868 | 426f5abc | Paul Brook | } |
869 | e9273455 | Paul Brook | break;
|
870 | b346ff46 | bellard | default:
|
871 | b346ff46 | bellard | error:
|
872 | 5fafdf24 | ths | fprintf(stderr, "qemu: unhandled CPU exception 0x%x - aborting\n",
|
873 | b346ff46 | bellard | trapnr); |
874 | 878096ee | Andreas Färber | cpu_dump_state(cs, stderr, fprintf, 0);
|
875 | b346ff46 | bellard | abort(); |
876 | b346ff46 | bellard | } |
877 | b346ff46 | bellard | process_pending_signals(env); |
878 | b346ff46 | bellard | } |
879 | b346ff46 | bellard | } |
880 | b346ff46 | bellard | |
881 | 1861c454 | Peter Maydell | #else
|
882 | 1861c454 | Peter Maydell | |
883 | 1861c454 | Peter Maydell | /* AArch64 main loop */
|
884 | 1861c454 | Peter Maydell | void cpu_loop(CPUARMState *env)
|
885 | 1861c454 | Peter Maydell | { |
886 | 1861c454 | Peter Maydell | CPUState *cs = CPU(arm_env_get_cpu(env)); |
887 | 1861c454 | Peter Maydell | int trapnr, sig;
|
888 | 1861c454 | Peter Maydell | target_siginfo_t info; |
889 | 1861c454 | Peter Maydell | uint32_t addr; |
890 | 1861c454 | Peter Maydell | |
891 | 1861c454 | Peter Maydell | for (;;) {
|
892 | 1861c454 | Peter Maydell | cpu_exec_start(cs); |
893 | 1861c454 | Peter Maydell | trapnr = cpu_arm_exec(env); |
894 | 1861c454 | Peter Maydell | cpu_exec_end(cs); |
895 | 1861c454 | Peter Maydell | |
896 | 1861c454 | Peter Maydell | switch (trapnr) {
|
897 | 1861c454 | Peter Maydell | case EXCP_SWI:
|
898 | 1861c454 | Peter Maydell | env->xregs[0] = do_syscall(env,
|
899 | 1861c454 | Peter Maydell | env->xregs[8],
|
900 | 1861c454 | Peter Maydell | env->xregs[0],
|
901 | 1861c454 | Peter Maydell | env->xregs[1],
|
902 | 1861c454 | Peter Maydell | env->xregs[2],
|
903 | 1861c454 | Peter Maydell | env->xregs[3],
|
904 | 1861c454 | Peter Maydell | env->xregs[4],
|
905 | 1861c454 | Peter Maydell | env->xregs[5],
|
906 | 1861c454 | Peter Maydell | 0, 0); |
907 | 1861c454 | Peter Maydell | break;
|
908 | 1861c454 | Peter Maydell | case EXCP_INTERRUPT:
|
909 | 1861c454 | Peter Maydell | /* just indicate that signals should be handled asap */
|
910 | 1861c454 | Peter Maydell | break;
|
911 | 1861c454 | Peter Maydell | case EXCP_UDEF:
|
912 | 1861c454 | Peter Maydell | info.si_signo = SIGILL; |
913 | 1861c454 | Peter Maydell | info.si_errno = 0;
|
914 | 1861c454 | Peter Maydell | info.si_code = TARGET_ILL_ILLOPN; |
915 | 1861c454 | Peter Maydell | info._sifields._sigfault._addr = env->pc; |
916 | 1861c454 | Peter Maydell | queue_signal(env, info.si_signo, &info); |
917 | 1861c454 | Peter Maydell | break;
|
918 | 1861c454 | Peter Maydell | case EXCP_PREFETCH_ABORT:
|
919 | 1861c454 | Peter Maydell | addr = env->cp15.c6_insn; |
920 | 1861c454 | Peter Maydell | goto do_segv;
|
921 | 1861c454 | Peter Maydell | case EXCP_DATA_ABORT:
|
922 | 1861c454 | Peter Maydell | addr = env->cp15.c6_data; |
923 | 1861c454 | Peter Maydell | do_segv:
|
924 | 1861c454 | Peter Maydell | info.si_signo = SIGSEGV; |
925 | 1861c454 | Peter Maydell | info.si_errno = 0;
|
926 | 1861c454 | Peter Maydell | /* XXX: check env->error_code */
|
927 | 1861c454 | Peter Maydell | info.si_code = TARGET_SEGV_MAPERR; |
928 | 1861c454 | Peter Maydell | info._sifields._sigfault._addr = addr; |
929 | 1861c454 | Peter Maydell | queue_signal(env, info.si_signo, &info); |
930 | 1861c454 | Peter Maydell | break;
|
931 | 1861c454 | Peter Maydell | case EXCP_DEBUG:
|
932 | 1861c454 | Peter Maydell | case EXCP_BKPT:
|
933 | 1861c454 | Peter Maydell | sig = gdb_handlesig(cs, TARGET_SIGTRAP); |
934 | 1861c454 | Peter Maydell | if (sig) {
|
935 | 1861c454 | Peter Maydell | info.si_signo = sig; |
936 | 1861c454 | Peter Maydell | info.si_errno = 0;
|
937 | 1861c454 | Peter Maydell | info.si_code = TARGET_TRAP_BRKPT; |
938 | 1861c454 | Peter Maydell | queue_signal(env, info.si_signo, &info); |
939 | 1861c454 | Peter Maydell | } |
940 | 1861c454 | Peter Maydell | break;
|
941 | 1861c454 | Peter Maydell | case EXCP_STREX:
|
942 | 1861c454 | Peter Maydell | if (do_strex(env)) {
|
943 | 1861c454 | Peter Maydell | addr = env->cp15.c6_data; |
944 | 1861c454 | Peter Maydell | goto do_segv;
|
945 | 1861c454 | Peter Maydell | } |
946 | 1861c454 | Peter Maydell | break;
|
947 | 1861c454 | Peter Maydell | default:
|
948 | 1861c454 | Peter Maydell | fprintf(stderr, "qemu: unhandled CPU exception 0x%x - aborting\n",
|
949 | 1861c454 | Peter Maydell | trapnr); |
950 | 1861c454 | Peter Maydell | cpu_dump_state(cs, stderr, fprintf, 0);
|
951 | 1861c454 | Peter Maydell | abort(); |
952 | 1861c454 | Peter Maydell | } |
953 | 1861c454 | Peter Maydell | process_pending_signals(env); |
954 | 1861c454 | Peter Maydell | } |
955 | 1861c454 | Peter Maydell | } |
956 | 1861c454 | Peter Maydell | #endif /* ndef TARGET_ABI32 */ |
957 | 1861c454 | Peter Maydell | |
958 | b346ff46 | bellard | #endif
|
959 | 1b6b029e | bellard | |
960 | d2fbca94 | Guan Xuetao | #ifdef TARGET_UNICORE32
|
961 | d2fbca94 | Guan Xuetao | |
962 | 05390248 | Andreas Färber | void cpu_loop(CPUUniCore32State *env)
|
963 | d2fbca94 | Guan Xuetao | { |
964 | 0315c31c | Andreas Färber | CPUState *cs = CPU(uc32_env_get_cpu(env)); |
965 | d2fbca94 | Guan Xuetao | int trapnr;
|
966 | d2fbca94 | Guan Xuetao | unsigned int n, insn; |
967 | d2fbca94 | Guan Xuetao | target_siginfo_t info; |
968 | d2fbca94 | Guan Xuetao | |
969 | d2fbca94 | Guan Xuetao | for (;;) {
|
970 | 0315c31c | Andreas Färber | cpu_exec_start(cs); |
971 | d2fbca94 | Guan Xuetao | trapnr = uc32_cpu_exec(env); |
972 | 0315c31c | Andreas Färber | cpu_exec_end(cs); |
973 | d2fbca94 | Guan Xuetao | switch (trapnr) {
|
974 | d2fbca94 | Guan Xuetao | case UC32_EXCP_PRIV:
|
975 | d2fbca94 | Guan Xuetao | { |
976 | d2fbca94 | Guan Xuetao | /* system call */
|
977 | d2fbca94 | Guan Xuetao | get_user_u32(insn, env->regs[31] - 4); |
978 | d2fbca94 | Guan Xuetao | n = insn & 0xffffff;
|
979 | d2fbca94 | Guan Xuetao | |
980 | d2fbca94 | Guan Xuetao | if (n >= UC32_SYSCALL_BASE) {
|
981 | d2fbca94 | Guan Xuetao | /* linux syscall */
|
982 | d2fbca94 | Guan Xuetao | n -= UC32_SYSCALL_BASE; |
983 | d2fbca94 | Guan Xuetao | if (n == UC32_SYSCALL_NR_set_tls) {
|
984 | d2fbca94 | Guan Xuetao | cpu_set_tls(env, env->regs[0]);
|
985 | d2fbca94 | Guan Xuetao | env->regs[0] = 0; |
986 | d2fbca94 | Guan Xuetao | } else {
|
987 | d2fbca94 | Guan Xuetao | env->regs[0] = do_syscall(env,
|
988 | d2fbca94 | Guan Xuetao | n, |
989 | d2fbca94 | Guan Xuetao | env->regs[0],
|
990 | d2fbca94 | Guan Xuetao | env->regs[1],
|
991 | d2fbca94 | Guan Xuetao | env->regs[2],
|
992 | d2fbca94 | Guan Xuetao | env->regs[3],
|
993 | d2fbca94 | Guan Xuetao | env->regs[4],
|
994 | 5945cfcb | Peter Maydell | env->regs[5],
|
995 | 5945cfcb | Peter Maydell | 0, 0); |
996 | d2fbca94 | Guan Xuetao | } |
997 | d2fbca94 | Guan Xuetao | } else {
|
998 | d2fbca94 | Guan Xuetao | goto error;
|
999 | d2fbca94 | Guan Xuetao | } |
1000 | d2fbca94 | Guan Xuetao | } |
1001 | d2fbca94 | Guan Xuetao | break;
|
1002 | d48813dd | Guan Xuetao | case UC32_EXCP_DTRAP:
|
1003 | d48813dd | Guan Xuetao | case UC32_EXCP_ITRAP:
|
1004 | d2fbca94 | Guan Xuetao | info.si_signo = SIGSEGV; |
1005 | d2fbca94 | Guan Xuetao | info.si_errno = 0;
|
1006 | d2fbca94 | Guan Xuetao | /* XXX: check env->error_code */
|
1007 | d2fbca94 | Guan Xuetao | info.si_code = TARGET_SEGV_MAPERR; |
1008 | d2fbca94 | Guan Xuetao | info._sifields._sigfault._addr = env->cp0.c4_faultaddr; |
1009 | d2fbca94 | Guan Xuetao | queue_signal(env, info.si_signo, &info); |
1010 | d2fbca94 | Guan Xuetao | break;
|
1011 | d2fbca94 | Guan Xuetao | case EXCP_INTERRUPT:
|
1012 | d2fbca94 | Guan Xuetao | /* just indicate that signals should be handled asap */
|
1013 | d2fbca94 | Guan Xuetao | break;
|
1014 | d2fbca94 | Guan Xuetao | case EXCP_DEBUG:
|
1015 | d2fbca94 | Guan Xuetao | { |
1016 | d2fbca94 | Guan Xuetao | int sig;
|
1017 | d2fbca94 | Guan Xuetao | |
1018 | db6b81d4 | Andreas Färber | sig = gdb_handlesig(cs, TARGET_SIGTRAP); |
1019 | d2fbca94 | Guan Xuetao | if (sig) {
|
1020 | d2fbca94 | Guan Xuetao | info.si_signo = sig; |
1021 | d2fbca94 | Guan Xuetao | info.si_errno = 0;
|
1022 | d2fbca94 | Guan Xuetao | info.si_code = TARGET_TRAP_BRKPT; |
1023 | d2fbca94 | Guan Xuetao | queue_signal(env, info.si_signo, &info); |
1024 | d2fbca94 | Guan Xuetao | } |
1025 | d2fbca94 | Guan Xuetao | } |
1026 | d2fbca94 | Guan Xuetao | break;
|
1027 | d2fbca94 | Guan Xuetao | default:
|
1028 | d2fbca94 | Guan Xuetao | goto error;
|
1029 | d2fbca94 | Guan Xuetao | } |
1030 | d2fbca94 | Guan Xuetao | process_pending_signals(env); |
1031 | d2fbca94 | Guan Xuetao | } |
1032 | d2fbca94 | Guan Xuetao | |
1033 | d2fbca94 | Guan Xuetao | error:
|
1034 | d2fbca94 | Guan Xuetao | fprintf(stderr, "qemu: unhandled CPU exception 0x%x - aborting\n", trapnr);
|
1035 | 878096ee | Andreas Färber | cpu_dump_state(cs, stderr, fprintf, 0);
|
1036 | d2fbca94 | Guan Xuetao | abort(); |
1037 | d2fbca94 | Guan Xuetao | } |
1038 | d2fbca94 | Guan Xuetao | #endif
|
1039 | d2fbca94 | Guan Xuetao | |
1040 | 93ac68bc | bellard | #ifdef TARGET_SPARC
|
1041 | ed23fbd9 | blueswir1 | #define SPARC64_STACK_BIAS 2047 |
1042 | 93ac68bc | bellard | |
1043 | 060366c5 | bellard | //#define DEBUG_WIN
|
1044 | 060366c5 | bellard | |
1045 | 2623cbaf | bellard | /* WARNING: dealing with register windows _is_ complicated. More info
|
1046 | 2623cbaf | bellard | can be found at http://www.sics.se/~psm/sparcstack.html */
|
1047 | 060366c5 | bellard | static inline int get_reg_index(CPUSPARCState *env, int cwp, int index) |
1048 | 060366c5 | bellard | { |
1049 | 1a14026e | blueswir1 | index = (index + cwp * 16) % (16 * env->nwindows); |
1050 | 060366c5 | bellard | /* wrap handling : if cwp is on the last window, then we use the
|
1051 | 060366c5 | bellard | registers 'after' the end */
|
1052 | 1a14026e | blueswir1 | if (index < 8 && env->cwp == env->nwindows - 1) |
1053 | 1a14026e | blueswir1 | index += 16 * env->nwindows;
|
1054 | 060366c5 | bellard | return index;
|
1055 | 060366c5 | bellard | } |
1056 | 060366c5 | bellard | |
1057 | 2623cbaf | bellard | /* save the register window 'cwp1' */
|
1058 | 2623cbaf | bellard | static inline void save_window_offset(CPUSPARCState *env, int cwp1) |
1059 | 060366c5 | bellard | { |
1060 | 2623cbaf | bellard | unsigned int i; |
1061 | 992f48a0 | blueswir1 | abi_ulong sp_ptr; |
1062 | 3b46e624 | ths | |
1063 | 53a5960a | pbrook | sp_ptr = env->regbase[get_reg_index(env, cwp1, 6)];
|
1064 | ed23fbd9 | blueswir1 | #ifdef TARGET_SPARC64
|
1065 | ed23fbd9 | blueswir1 | if (sp_ptr & 3) |
1066 | ed23fbd9 | blueswir1 | sp_ptr += SPARC64_STACK_BIAS; |
1067 | ed23fbd9 | blueswir1 | #endif
|
1068 | 060366c5 | bellard | #if defined(DEBUG_WIN)
|
1069 | 2daf0284 | blueswir1 | printf("win_overflow: sp_ptr=0x" TARGET_ABI_FMT_lx " save_cwp=%d\n", |
1070 | 2daf0284 | blueswir1 | sp_ptr, cwp1); |
1071 | 060366c5 | bellard | #endif
|
1072 | 2623cbaf | bellard | for(i = 0; i < 16; i++) { |
1073 | 2f619698 | bellard | /* FIXME - what to do if put_user() fails? */
|
1074 | 2f619698 | bellard | put_user_ual(env->regbase[get_reg_index(env, cwp1, 8 + i)], sp_ptr);
|
1075 | 992f48a0 | blueswir1 | sp_ptr += sizeof(abi_ulong);
|
1076 | 2623cbaf | bellard | } |
1077 | 060366c5 | bellard | } |
1078 | 060366c5 | bellard | |
1079 | 060366c5 | bellard | static void save_window(CPUSPARCState *env) |
1080 | 060366c5 | bellard | { |
1081 | 5ef54116 | bellard | #ifndef TARGET_SPARC64
|
1082 | 2623cbaf | bellard | unsigned int new_wim; |
1083 | 1a14026e | blueswir1 | new_wim = ((env->wim >> 1) | (env->wim << (env->nwindows - 1))) & |
1084 | 1a14026e | blueswir1 | ((1LL << env->nwindows) - 1); |
1085 | 1a14026e | blueswir1 | save_window_offset(env, cpu_cwp_dec(env, env->cwp - 2));
|
1086 | 2623cbaf | bellard | env->wim = new_wim; |
1087 | 5ef54116 | bellard | #else
|
1088 | 1a14026e | blueswir1 | save_window_offset(env, cpu_cwp_dec(env, env->cwp - 2));
|
1089 | 5ef54116 | bellard | env->cansave++; |
1090 | 5ef54116 | bellard | env->canrestore--; |
1091 | 5ef54116 | bellard | #endif
|
1092 | 060366c5 | bellard | } |
1093 | 060366c5 | bellard | |
1094 | 060366c5 | bellard | static void restore_window(CPUSPARCState *env) |
1095 | 060366c5 | bellard | { |
1096 | eda52953 | blueswir1 | #ifndef TARGET_SPARC64
|
1097 | eda52953 | blueswir1 | unsigned int new_wim; |
1098 | eda52953 | blueswir1 | #endif
|
1099 | eda52953 | blueswir1 | unsigned int i, cwp1; |
1100 | 992f48a0 | blueswir1 | abi_ulong sp_ptr; |
1101 | 3b46e624 | ths | |
1102 | eda52953 | blueswir1 | #ifndef TARGET_SPARC64
|
1103 | 1a14026e | blueswir1 | new_wim = ((env->wim << 1) | (env->wim >> (env->nwindows - 1))) & |
1104 | 1a14026e | blueswir1 | ((1LL << env->nwindows) - 1); |
1105 | eda52953 | blueswir1 | #endif
|
1106 | 3b46e624 | ths | |
1107 | 060366c5 | bellard | /* restore the invalid window */
|
1108 | 1a14026e | blueswir1 | cwp1 = cpu_cwp_inc(env, env->cwp + 1);
|
1109 | 53a5960a | pbrook | sp_ptr = env->regbase[get_reg_index(env, cwp1, 6)];
|
1110 | ed23fbd9 | blueswir1 | #ifdef TARGET_SPARC64
|
1111 | ed23fbd9 | blueswir1 | if (sp_ptr & 3) |
1112 | ed23fbd9 | blueswir1 | sp_ptr += SPARC64_STACK_BIAS; |
1113 | ed23fbd9 | blueswir1 | #endif
|
1114 | 060366c5 | bellard | #if defined(DEBUG_WIN)
|
1115 | 2daf0284 | blueswir1 | printf("win_underflow: sp_ptr=0x" TARGET_ABI_FMT_lx " load_cwp=%d\n", |
1116 | 2daf0284 | blueswir1 | sp_ptr, cwp1); |
1117 | 060366c5 | bellard | #endif
|
1118 | 2623cbaf | bellard | for(i = 0; i < 16; i++) { |
1119 | 2f619698 | bellard | /* FIXME - what to do if get_user() fails? */
|
1120 | 2f619698 | bellard | get_user_ual(env->regbase[get_reg_index(env, cwp1, 8 + i)], sp_ptr);
|
1121 | 992f48a0 | blueswir1 | sp_ptr += sizeof(abi_ulong);
|
1122 | 2623cbaf | bellard | } |
1123 | 5ef54116 | bellard | #ifdef TARGET_SPARC64
|
1124 | 5ef54116 | bellard | env->canrestore++; |
1125 | 1a14026e | blueswir1 | if (env->cleanwin < env->nwindows - 1) |
1126 | 1a14026e | blueswir1 | env->cleanwin++; |
1127 | 5ef54116 | bellard | env->cansave--; |
1128 | eda52953 | blueswir1 | #else
|
1129 | eda52953 | blueswir1 | env->wim = new_wim; |
1130 | 5ef54116 | bellard | #endif
|
1131 | 060366c5 | bellard | } |
1132 | 060366c5 | bellard | |
1133 | 060366c5 | bellard | static void flush_windows(CPUSPARCState *env) |
1134 | 060366c5 | bellard | { |
1135 | 060366c5 | bellard | int offset, cwp1;
|
1136 | 2623cbaf | bellard | |
1137 | 2623cbaf | bellard | offset = 1;
|
1138 | 060366c5 | bellard | for(;;) {
|
1139 | 060366c5 | bellard | /* if restore would invoke restore_window(), then we can stop */
|
1140 | 1a14026e | blueswir1 | cwp1 = cpu_cwp_inc(env, env->cwp + offset); |
1141 | eda52953 | blueswir1 | #ifndef TARGET_SPARC64
|
1142 | 060366c5 | bellard | if (env->wim & (1 << cwp1)) |
1143 | 060366c5 | bellard | break;
|
1144 | eda52953 | blueswir1 | #else
|
1145 | eda52953 | blueswir1 | if (env->canrestore == 0) |
1146 | eda52953 | blueswir1 | break;
|
1147 | eda52953 | blueswir1 | env->cansave++; |
1148 | eda52953 | blueswir1 | env->canrestore--; |
1149 | eda52953 | blueswir1 | #endif
|
1150 | 2623cbaf | bellard | save_window_offset(env, cwp1); |
1151 | 060366c5 | bellard | offset++; |
1152 | 060366c5 | bellard | } |
1153 | 1a14026e | blueswir1 | cwp1 = cpu_cwp_inc(env, env->cwp + 1);
|
1154 | eda52953 | blueswir1 | #ifndef TARGET_SPARC64
|
1155 | eda52953 | blueswir1 | /* set wim so that restore will reload the registers */
|
1156 | 2623cbaf | bellard | env->wim = 1 << cwp1;
|
1157 | eda52953 | blueswir1 | #endif
|
1158 | 2623cbaf | bellard | #if defined(DEBUG_WIN)
|
1159 | 2623cbaf | bellard | printf("flush_windows: nb=%d\n", offset - 1); |
1160 | 80a9d035 | bellard | #endif
|
1161 | 2623cbaf | bellard | } |
1162 | 060366c5 | bellard | |
1163 | 93ac68bc | bellard | void cpu_loop (CPUSPARCState *env)
|
1164 | 93ac68bc | bellard | { |
1165 | 878096ee | Andreas Färber | CPUState *cs = CPU(sparc_env_get_cpu(env)); |
1166 | 2cc20260 | Richard Henderson | int trapnr;
|
1167 | 2cc20260 | Richard Henderson | abi_long ret; |
1168 | c227f099 | Anthony Liguori | target_siginfo_t info; |
1169 | 3b46e624 | ths | |
1170 | 060366c5 | bellard | while (1) { |
1171 | 060366c5 | bellard | trapnr = cpu_sparc_exec (env); |
1172 | 3b46e624 | ths | |
1173 | 20132b96 | Richard Henderson | /* Compute PSR before exposing state. */
|
1174 | 20132b96 | Richard Henderson | if (env->cc_op != CC_OP_FLAGS) {
|
1175 | 20132b96 | Richard Henderson | cpu_get_psr(env); |
1176 | 20132b96 | Richard Henderson | } |
1177 | 20132b96 | Richard Henderson | |
1178 | 060366c5 | bellard | switch (trapnr) {
|
1179 | 5ef54116 | bellard | #ifndef TARGET_SPARC64
|
1180 | 5fafdf24 | ths | case 0x88: |
1181 | 060366c5 | bellard | case 0x90: |
1182 | 5ef54116 | bellard | #else
|
1183 | cb33da57 | blueswir1 | case 0x110: |
1184 | 5ef54116 | bellard | case 0x16d: |
1185 | 5ef54116 | bellard | #endif
|
1186 | 060366c5 | bellard | ret = do_syscall (env, env->gregs[1],
|
1187 | 5fafdf24 | ths | env->regwptr[0], env->regwptr[1], |
1188 | 5fafdf24 | ths | env->regwptr[2], env->regwptr[3], |
1189 | 5945cfcb | Peter Maydell | env->regwptr[4], env->regwptr[5], |
1190 | 5945cfcb | Peter Maydell | 0, 0); |
1191 | 2cc20260 | Richard Henderson | if ((abi_ulong)ret >= (abi_ulong)(-515)) { |
1192 | 992f48a0 | blueswir1 | #if defined(TARGET_SPARC64) && !defined(TARGET_ABI32)
|
1193 | 27908725 | bellard | env->xcc |= PSR_CARRY; |
1194 | 27908725 | bellard | #else
|
1195 | 060366c5 | bellard | env->psr |= PSR_CARRY; |
1196 | 27908725 | bellard | #endif
|
1197 | 060366c5 | bellard | ret = -ret; |
1198 | 060366c5 | bellard | } else {
|
1199 | 992f48a0 | blueswir1 | #if defined(TARGET_SPARC64) && !defined(TARGET_ABI32)
|
1200 | 27908725 | bellard | env->xcc &= ~PSR_CARRY; |
1201 | 27908725 | bellard | #else
|
1202 | 060366c5 | bellard | env->psr &= ~PSR_CARRY; |
1203 | 27908725 | bellard | #endif
|
1204 | 060366c5 | bellard | } |
1205 | 060366c5 | bellard | env->regwptr[0] = ret;
|
1206 | 060366c5 | bellard | /* next instruction */
|
1207 | 060366c5 | bellard | env->pc = env->npc; |
1208 | 060366c5 | bellard | env->npc = env->npc + 4;
|
1209 | 060366c5 | bellard | break;
|
1210 | 060366c5 | bellard | case 0x83: /* flush windows */ |
1211 | 992f48a0 | blueswir1 | #ifdef TARGET_ABI32
|
1212 | 992f48a0 | blueswir1 | case 0x103: |
1213 | 992f48a0 | blueswir1 | #endif
|
1214 | 2623cbaf | bellard | flush_windows(env); |
1215 | 060366c5 | bellard | /* next instruction */
|
1216 | 060366c5 | bellard | env->pc = env->npc; |
1217 | 060366c5 | bellard | env->npc = env->npc + 4;
|
1218 | 060366c5 | bellard | break;
|
1219 | 3475187d | bellard | #ifndef TARGET_SPARC64
|
1220 | 060366c5 | bellard | case TT_WIN_OVF: /* window overflow */ |
1221 | 060366c5 | bellard | save_window(env); |
1222 | 060366c5 | bellard | break;
|
1223 | 060366c5 | bellard | case TT_WIN_UNF: /* window underflow */ |
1224 | 060366c5 | bellard | restore_window(env); |
1225 | 060366c5 | bellard | break;
|
1226 | 61ff6f58 | bellard | case TT_TFAULT:
|
1227 | 61ff6f58 | bellard | case TT_DFAULT:
|
1228 | 61ff6f58 | bellard | { |
1229 | 59f7182f | Richard Henderson | info.si_signo = TARGET_SIGSEGV; |
1230 | 61ff6f58 | bellard | info.si_errno = 0;
|
1231 | 61ff6f58 | bellard | /* XXX: check env->error_code */
|
1232 | 61ff6f58 | bellard | info.si_code = TARGET_SEGV_MAPERR; |
1233 | 61ff6f58 | bellard | info._sifields._sigfault._addr = env->mmuregs[4];
|
1234 | 624f7979 | pbrook | queue_signal(env, info.si_signo, &info); |
1235 | 61ff6f58 | bellard | } |
1236 | 61ff6f58 | bellard | break;
|
1237 | 3475187d | bellard | #else
|
1238 | 5ef54116 | bellard | case TT_SPILL: /* window overflow */ |
1239 | 5ef54116 | bellard | save_window(env); |
1240 | 5ef54116 | bellard | break;
|
1241 | 5ef54116 | bellard | case TT_FILL: /* window underflow */ |
1242 | 5ef54116 | bellard | restore_window(env); |
1243 | 5ef54116 | bellard | break;
|
1244 | 7f84a729 | blueswir1 | case TT_TFAULT:
|
1245 | 7f84a729 | blueswir1 | case TT_DFAULT:
|
1246 | 7f84a729 | blueswir1 | { |
1247 | 59f7182f | Richard Henderson | info.si_signo = TARGET_SIGSEGV; |
1248 | 7f84a729 | blueswir1 | info.si_errno = 0;
|
1249 | 7f84a729 | blueswir1 | /* XXX: check env->error_code */
|
1250 | 7f84a729 | blueswir1 | info.si_code = TARGET_SEGV_MAPERR; |
1251 | 7f84a729 | blueswir1 | if (trapnr == TT_DFAULT)
|
1252 | 7f84a729 | blueswir1 | info._sifields._sigfault._addr = env->dmmuregs[4];
|
1253 | 7f84a729 | blueswir1 | else
|
1254 | 8194f35a | Igor Kovalenko | info._sifields._sigfault._addr = cpu_tsptr(env)->tpc; |
1255 | 624f7979 | pbrook | queue_signal(env, info.si_signo, &info); |
1256 | 7f84a729 | blueswir1 | } |
1257 | 7f84a729 | blueswir1 | break;
|
1258 | 27524dc3 | bellard | #ifndef TARGET_ABI32
|
1259 | 5bfb56b2 | blueswir1 | case 0x16e: |
1260 | 5bfb56b2 | blueswir1 | flush_windows(env); |
1261 | 5bfb56b2 | blueswir1 | sparc64_get_context(env); |
1262 | 5bfb56b2 | blueswir1 | break;
|
1263 | 5bfb56b2 | blueswir1 | case 0x16f: |
1264 | 5bfb56b2 | blueswir1 | flush_windows(env); |
1265 | 5bfb56b2 | blueswir1 | sparc64_set_context(env); |
1266 | 5bfb56b2 | blueswir1 | break;
|
1267 | 3475187d | bellard | #endif
|
1268 | 27524dc3 | bellard | #endif
|
1269 | 48dc41eb | bellard | case EXCP_INTERRUPT:
|
1270 | 48dc41eb | bellard | /* just indicate that signals should be handled asap */
|
1271 | 48dc41eb | bellard | break;
|
1272 | 75f22e4e | Richard Henderson | case TT_ILL_INSN:
|
1273 | 75f22e4e | Richard Henderson | { |
1274 | 75f22e4e | Richard Henderson | info.si_signo = TARGET_SIGILL; |
1275 | 75f22e4e | Richard Henderson | info.si_errno = 0;
|
1276 | 75f22e4e | Richard Henderson | info.si_code = TARGET_ILL_ILLOPC; |
1277 | 75f22e4e | Richard Henderson | info._sifields._sigfault._addr = env->pc; |
1278 | 75f22e4e | Richard Henderson | queue_signal(env, info.si_signo, &info); |
1279 | 75f22e4e | Richard Henderson | } |
1280 | 75f22e4e | Richard Henderson | break;
|
1281 | 1fddef4b | bellard | case EXCP_DEBUG:
|
1282 | 1fddef4b | bellard | { |
1283 | 1fddef4b | bellard | int sig;
|
1284 | 1fddef4b | bellard | |
1285 | db6b81d4 | Andreas Färber | sig = gdb_handlesig(cs, TARGET_SIGTRAP); |
1286 | 1fddef4b | bellard | if (sig)
|
1287 | 1fddef4b | bellard | { |
1288 | 1fddef4b | bellard | info.si_signo = sig; |
1289 | 1fddef4b | bellard | info.si_errno = 0;
|
1290 | 1fddef4b | bellard | info.si_code = TARGET_TRAP_BRKPT; |
1291 | 624f7979 | pbrook | queue_signal(env, info.si_signo, &info); |
1292 | 1fddef4b | bellard | } |
1293 | 1fddef4b | bellard | } |
1294 | 1fddef4b | bellard | break;
|
1295 | 060366c5 | bellard | default:
|
1296 | 060366c5 | bellard | printf ("Unhandled trap: 0x%x\n", trapnr);
|
1297 | 878096ee | Andreas Färber | cpu_dump_state(cs, stderr, fprintf, 0);
|
1298 | 060366c5 | bellard | exit (1);
|
1299 | 060366c5 | bellard | } |
1300 | 060366c5 | bellard | process_pending_signals (env); |
1301 | 060366c5 | bellard | } |
1302 | 93ac68bc | bellard | } |
1303 | 93ac68bc | bellard | |
1304 | 93ac68bc | bellard | #endif
|
1305 | 93ac68bc | bellard | |
1306 | 67867308 | bellard | #ifdef TARGET_PPC
|
1307 | 05390248 | Andreas Färber | static inline uint64_t cpu_ppc_get_tb(CPUPPCState *env) |
1308 | 9fddaa0c | bellard | { |
1309 | 9fddaa0c | bellard | /* TO FIX */
|
1310 | 9fddaa0c | bellard | return 0; |
1311 | 9fddaa0c | bellard | } |
1312 | 3b46e624 | ths | |
1313 | 05390248 | Andreas Färber | uint64_t cpu_ppc_load_tbl(CPUPPCState *env) |
1314 | 9fddaa0c | bellard | { |
1315 | e3ea6529 | Alexander Graf | return cpu_ppc_get_tb(env);
|
1316 | 9fddaa0c | bellard | } |
1317 | 3b46e624 | ths | |
1318 | 05390248 | Andreas Färber | uint32_t cpu_ppc_load_tbu(CPUPPCState *env) |
1319 | 9fddaa0c | bellard | { |
1320 | 9fddaa0c | bellard | return cpu_ppc_get_tb(env) >> 32; |
1321 | 9fddaa0c | bellard | } |
1322 | 3b46e624 | ths | |
1323 | 05390248 | Andreas Färber | uint64_t cpu_ppc_load_atbl(CPUPPCState *env) |
1324 | 9fddaa0c | bellard | { |
1325 | b711de95 | Aurelien Jarno | return cpu_ppc_get_tb(env);
|
1326 | 9fddaa0c | bellard | } |
1327 | 5fafdf24 | ths | |
1328 | 05390248 | Andreas Färber | uint32_t cpu_ppc_load_atbu(CPUPPCState *env) |
1329 | 9fddaa0c | bellard | { |
1330 | a062e36c | j_mayer | return cpu_ppc_get_tb(env) >> 32; |
1331 | 9fddaa0c | bellard | } |
1332 | 76a66253 | j_mayer | |
1333 | 05390248 | Andreas Färber | uint32_t cpu_ppc601_load_rtcu(CPUPPCState *env) |
1334 | 76a66253 | j_mayer | __attribute__ (( alias ("cpu_ppc_load_tbu") ));
|
1335 | 76a66253 | j_mayer | |
1336 | 05390248 | Andreas Färber | uint32_t cpu_ppc601_load_rtcl(CPUPPCState *env) |
1337 | 9fddaa0c | bellard | { |
1338 | 76a66253 | j_mayer | return cpu_ppc_load_tbl(env) & 0x3FFFFF80; |
1339 | 9fddaa0c | bellard | } |
1340 | 76a66253 | j_mayer | |
1341 | a750fc0b | j_mayer | /* XXX: to be fixed */
|
1342 | 73b01960 | Alexander Graf | int ppc_dcr_read (ppc_dcr_t *dcr_env, int dcrn, uint32_t *valp) |
1343 | a750fc0b | j_mayer | { |
1344 | a750fc0b | j_mayer | return -1; |
1345 | a750fc0b | j_mayer | } |
1346 | a750fc0b | j_mayer | |
1347 | 73b01960 | Alexander Graf | int ppc_dcr_write (ppc_dcr_t *dcr_env, int dcrn, uint32_t val) |
1348 | a750fc0b | j_mayer | { |
1349 | a750fc0b | j_mayer | return -1; |
1350 | a750fc0b | j_mayer | } |
1351 | a750fc0b | j_mayer | |
1352 | 001faf32 | Blue Swirl | #define EXCP_DUMP(env, fmt, ...) \
|
1353 | 001faf32 | Blue Swirl | do { \
|
1354 | a0762859 | Andreas Färber | CPUState *cs = ENV_GET_CPU(env); \ |
1355 | 001faf32 | Blue Swirl | fprintf(stderr, fmt , ## __VA_ARGS__); \ |
1356 | a0762859 | Andreas Färber | cpu_dump_state(cs, stderr, fprintf, 0); \
|
1357 | 001faf32 | Blue Swirl | qemu_log(fmt, ## __VA_ARGS__); \ |
1358 | eeacee4d | Blue Swirl | if (qemu_log_enabled()) { \
|
1359 | a0762859 | Andreas Färber | log_cpu_state(cs, 0); \
|
1360 | eeacee4d | Blue Swirl | } \ |
1361 | e1833e1f | j_mayer | } while (0) |
1362 | e1833e1f | j_mayer | |
1363 | 56f066bb | Nathan Froyd | static int do_store_exclusive(CPUPPCState *env) |
1364 | 56f066bb | Nathan Froyd | { |
1365 | 56f066bb | Nathan Froyd | target_ulong addr; |
1366 | 56f066bb | Nathan Froyd | target_ulong page_addr; |
1367 | 56f066bb | Nathan Froyd | target_ulong val; |
1368 | 56f066bb | Nathan Froyd | int flags;
|
1369 | 56f066bb | Nathan Froyd | int segv = 0; |
1370 | 56f066bb | Nathan Froyd | |
1371 | 56f066bb | Nathan Froyd | addr = env->reserve_ea; |
1372 | 56f066bb | Nathan Froyd | page_addr = addr & TARGET_PAGE_MASK; |
1373 | 56f066bb | Nathan Froyd | start_exclusive(); |
1374 | 56f066bb | Nathan Froyd | mmap_lock(); |
1375 | 56f066bb | Nathan Froyd | flags = page_get_flags(page_addr); |
1376 | 56f066bb | Nathan Froyd | if ((flags & PAGE_READ) == 0) { |
1377 | 56f066bb | Nathan Froyd | segv = 1;
|
1378 | 56f066bb | Nathan Froyd | } else {
|
1379 | 56f066bb | Nathan Froyd | int reg = env->reserve_info & 0x1f; |
1380 | 56f066bb | Nathan Froyd | int size = (env->reserve_info >> 5) & 0xf; |
1381 | 56f066bb | Nathan Froyd | int stored = 0; |
1382 | 56f066bb | Nathan Froyd | |
1383 | 56f066bb | Nathan Froyd | if (addr == env->reserve_addr) {
|
1384 | 56f066bb | Nathan Froyd | switch (size) {
|
1385 | 56f066bb | Nathan Froyd | case 1: segv = get_user_u8(val, addr); break; |
1386 | 56f066bb | Nathan Froyd | case 2: segv = get_user_u16(val, addr); break; |
1387 | 56f066bb | Nathan Froyd | case 4: segv = get_user_u32(val, addr); break; |
1388 | 56f066bb | Nathan Froyd | #if defined(TARGET_PPC64)
|
1389 | 56f066bb | Nathan Froyd | case 8: segv = get_user_u64(val, addr); break; |
1390 | 56f066bb | Nathan Froyd | #endif
|
1391 | 56f066bb | Nathan Froyd | default: abort();
|
1392 | 56f066bb | Nathan Froyd | } |
1393 | 56f066bb | Nathan Froyd | if (!segv && val == env->reserve_val) {
|
1394 | 56f066bb | Nathan Froyd | val = env->gpr[reg]; |
1395 | 56f066bb | Nathan Froyd | switch (size) {
|
1396 | 56f066bb | Nathan Froyd | case 1: segv = put_user_u8(val, addr); break; |
1397 | 56f066bb | Nathan Froyd | case 2: segv = put_user_u16(val, addr); break; |
1398 | 56f066bb | Nathan Froyd | case 4: segv = put_user_u32(val, addr); break; |
1399 | 56f066bb | Nathan Froyd | #if defined(TARGET_PPC64)
|
1400 | 56f066bb | Nathan Froyd | case 8: segv = put_user_u64(val, addr); break; |
1401 | 56f066bb | Nathan Froyd | #endif
|
1402 | 56f066bb | Nathan Froyd | default: abort();
|
1403 | 56f066bb | Nathan Froyd | } |
1404 | 56f066bb | Nathan Froyd | if (!segv) {
|
1405 | 56f066bb | Nathan Froyd | stored = 1;
|
1406 | 56f066bb | Nathan Froyd | } |
1407 | 56f066bb | Nathan Froyd | } |
1408 | 56f066bb | Nathan Froyd | } |
1409 | 56f066bb | Nathan Froyd | env->crf[0] = (stored << 1) | xer_so; |
1410 | 56f066bb | Nathan Froyd | env->reserve_addr = (target_ulong)-1;
|
1411 | 56f066bb | Nathan Froyd | } |
1412 | 56f066bb | Nathan Froyd | if (!segv) {
|
1413 | 56f066bb | Nathan Froyd | env->nip += 4;
|
1414 | 56f066bb | Nathan Froyd | } |
1415 | 56f066bb | Nathan Froyd | mmap_unlock(); |
1416 | 56f066bb | Nathan Froyd | end_exclusive(); |
1417 | 56f066bb | Nathan Froyd | return segv;
|
1418 | 56f066bb | Nathan Froyd | } |
1419 | 56f066bb | Nathan Froyd | |
1420 | 67867308 | bellard | void cpu_loop(CPUPPCState *env)
|
1421 | 67867308 | bellard | { |
1422 | 0315c31c | Andreas Färber | CPUState *cs = CPU(ppc_env_get_cpu(env)); |
1423 | c227f099 | Anthony Liguori | target_siginfo_t info; |
1424 | 61190b14 | bellard | int trapnr;
|
1425 | 9e0e2f96 | Richard Henderson | target_ulong ret; |
1426 | 3b46e624 | ths | |
1427 | 67867308 | bellard | for(;;) {
|
1428 | 0315c31c | Andreas Färber | cpu_exec_start(cs); |
1429 | 67867308 | bellard | trapnr = cpu_ppc_exec(env); |
1430 | 0315c31c | Andreas Färber | cpu_exec_end(cs); |
1431 | 67867308 | bellard | switch(trapnr) {
|
1432 | e1833e1f | j_mayer | case POWERPC_EXCP_NONE:
|
1433 | e1833e1f | j_mayer | /* Just go on */
|
1434 | 67867308 | bellard | break;
|
1435 | e1833e1f | j_mayer | case POWERPC_EXCP_CRITICAL: /* Critical input */ |
1436 | e1833e1f | j_mayer | cpu_abort(env, "Critical interrupt while in user mode. "
|
1437 | e1833e1f | j_mayer | "Aborting\n");
|
1438 | 61190b14 | bellard | break;
|
1439 | e1833e1f | j_mayer | case POWERPC_EXCP_MCHECK: /* Machine check exception */ |
1440 | e1833e1f | j_mayer | cpu_abort(env, "Machine check exception while in user mode. "
|
1441 | e1833e1f | j_mayer | "Aborting\n");
|
1442 | e1833e1f | j_mayer | break;
|
1443 | e1833e1f | j_mayer | case POWERPC_EXCP_DSI: /* Data storage exception */ |
1444 | 90e189ec | Blue Swirl | EXCP_DUMP(env, "Invalid data memory access: 0x" TARGET_FMT_lx "\n", |
1445 | e1833e1f | j_mayer | env->spr[SPR_DAR]); |
1446 | e1833e1f | j_mayer | /* XXX: check this. Seems bugged */
|
1447 | 2be0071f | bellard | switch (env->error_code & 0xFF000000) { |
1448 | 2be0071f | bellard | case 0x40000000: |
1449 | 61190b14 | bellard | info.si_signo = TARGET_SIGSEGV; |
1450 | 61190b14 | bellard | info.si_errno = 0;
|
1451 | 61190b14 | bellard | info.si_code = TARGET_SEGV_MAPERR; |
1452 | 61190b14 | bellard | break;
|
1453 | 2be0071f | bellard | case 0x04000000: |
1454 | 61190b14 | bellard | info.si_signo = TARGET_SIGILL; |
1455 | 61190b14 | bellard | info.si_errno = 0;
|
1456 | 61190b14 | bellard | info.si_code = TARGET_ILL_ILLADR; |
1457 | 61190b14 | bellard | break;
|
1458 | 2be0071f | bellard | case 0x08000000: |
1459 | 61190b14 | bellard | info.si_signo = TARGET_SIGSEGV; |
1460 | 61190b14 | bellard | info.si_errno = 0;
|
1461 | 61190b14 | bellard | info.si_code = TARGET_SEGV_ACCERR; |
1462 | 61190b14 | bellard | break;
|
1463 | 61190b14 | bellard | default:
|
1464 | 61190b14 | bellard | /* Let's send a regular segfault... */
|
1465 | e1833e1f | j_mayer | EXCP_DUMP(env, "Invalid segfault errno (%02x)\n",
|
1466 | e1833e1f | j_mayer | env->error_code); |
1467 | 61190b14 | bellard | info.si_signo = TARGET_SIGSEGV; |
1468 | 61190b14 | bellard | info.si_errno = 0;
|
1469 | 61190b14 | bellard | info.si_code = TARGET_SEGV_MAPERR; |
1470 | 61190b14 | bellard | break;
|
1471 | 61190b14 | bellard | } |
1472 | 67867308 | bellard | info._sifields._sigfault._addr = env->nip; |
1473 | 624f7979 | pbrook | queue_signal(env, info.si_signo, &info); |
1474 | 67867308 | bellard | break;
|
1475 | e1833e1f | j_mayer | case POWERPC_EXCP_ISI: /* Instruction storage exception */ |
1476 | 90e189ec | Blue Swirl | EXCP_DUMP(env, "Invalid instruction fetch: 0x\n" TARGET_FMT_lx
|
1477 | 90e189ec | Blue Swirl | "\n", env->spr[SPR_SRR0]);
|
1478 | e1833e1f | j_mayer | /* XXX: check this */
|
1479 | 2be0071f | bellard | switch (env->error_code & 0xFF000000) { |
1480 | 2be0071f | bellard | case 0x40000000: |
1481 | 61190b14 | bellard | info.si_signo = TARGET_SIGSEGV; |
1482 | 67867308 | bellard | info.si_errno = 0;
|
1483 | 61190b14 | bellard | info.si_code = TARGET_SEGV_MAPERR; |
1484 | 61190b14 | bellard | break;
|
1485 | 2be0071f | bellard | case 0x10000000: |
1486 | 2be0071f | bellard | case 0x08000000: |
1487 | 61190b14 | bellard | info.si_signo = TARGET_SIGSEGV; |
1488 | 61190b14 | bellard | info.si_errno = 0;
|
1489 | 61190b14 | bellard | info.si_code = TARGET_SEGV_ACCERR; |
1490 | 61190b14 | bellard | break;
|
1491 | 61190b14 | bellard | default:
|
1492 | 61190b14 | bellard | /* Let's send a regular segfault... */
|
1493 | e1833e1f | j_mayer | EXCP_DUMP(env, "Invalid segfault errno (%02x)\n",
|
1494 | e1833e1f | j_mayer | env->error_code); |
1495 | 61190b14 | bellard | info.si_signo = TARGET_SIGSEGV; |
1496 | 61190b14 | bellard | info.si_errno = 0;
|
1497 | 61190b14 | bellard | info.si_code = TARGET_SEGV_MAPERR; |
1498 | 61190b14 | bellard | break;
|
1499 | 61190b14 | bellard | } |
1500 | 61190b14 | bellard | info._sifields._sigfault._addr = env->nip - 4;
|
1501 | 624f7979 | pbrook | queue_signal(env, info.si_signo, &info); |
1502 | 67867308 | bellard | break;
|
1503 | e1833e1f | j_mayer | case POWERPC_EXCP_EXTERNAL: /* External input */ |
1504 | e1833e1f | j_mayer | cpu_abort(env, "External interrupt while in user mode. "
|
1505 | e1833e1f | j_mayer | "Aborting\n");
|
1506 | e1833e1f | j_mayer | break;
|
1507 | e1833e1f | j_mayer | case POWERPC_EXCP_ALIGN: /* Alignment exception */ |
1508 | e1833e1f | j_mayer | EXCP_DUMP(env, "Unaligned memory access\n");
|
1509 | e1833e1f | j_mayer | /* XXX: check this */
|
1510 | 61190b14 | bellard | info.si_signo = TARGET_SIGBUS; |
1511 | 67867308 | bellard | info.si_errno = 0;
|
1512 | 61190b14 | bellard | info.si_code = TARGET_BUS_ADRALN; |
1513 | 61190b14 | bellard | info._sifields._sigfault._addr = env->nip - 4;
|
1514 | 624f7979 | pbrook | queue_signal(env, info.si_signo, &info); |
1515 | 67867308 | bellard | break;
|
1516 | e1833e1f | j_mayer | case POWERPC_EXCP_PROGRAM: /* Program exception */ |
1517 | e1833e1f | j_mayer | /* XXX: check this */
|
1518 | 61190b14 | bellard | switch (env->error_code & ~0xF) { |
1519 | e1833e1f | j_mayer | case POWERPC_EXCP_FP:
|
1520 | e1833e1f | j_mayer | EXCP_DUMP(env, "Floating point program exception\n");
|
1521 | 61190b14 | bellard | info.si_signo = TARGET_SIGFPE; |
1522 | 61190b14 | bellard | info.si_errno = 0;
|
1523 | 61190b14 | bellard | switch (env->error_code & 0xF) { |
1524 | e1833e1f | j_mayer | case POWERPC_EXCP_FP_OX:
|
1525 | 61190b14 | bellard | info.si_code = TARGET_FPE_FLTOVF; |
1526 | 61190b14 | bellard | break;
|
1527 | e1833e1f | j_mayer | case POWERPC_EXCP_FP_UX:
|
1528 | 61190b14 | bellard | info.si_code = TARGET_FPE_FLTUND; |
1529 | 61190b14 | bellard | break;
|
1530 | e1833e1f | j_mayer | case POWERPC_EXCP_FP_ZX:
|
1531 | e1833e1f | j_mayer | case POWERPC_EXCP_FP_VXZDZ:
|
1532 | 61190b14 | bellard | info.si_code = TARGET_FPE_FLTDIV; |
1533 | 61190b14 | bellard | break;
|
1534 | e1833e1f | j_mayer | case POWERPC_EXCP_FP_XX:
|
1535 | 61190b14 | bellard | info.si_code = TARGET_FPE_FLTRES; |
1536 | 61190b14 | bellard | break;
|
1537 | e1833e1f | j_mayer | case POWERPC_EXCP_FP_VXSOFT:
|
1538 | 61190b14 | bellard | info.si_code = TARGET_FPE_FLTINV; |
1539 | 61190b14 | bellard | break;
|
1540 | 7c58044c | j_mayer | case POWERPC_EXCP_FP_VXSNAN:
|
1541 | e1833e1f | j_mayer | case POWERPC_EXCP_FP_VXISI:
|
1542 | e1833e1f | j_mayer | case POWERPC_EXCP_FP_VXIDI:
|
1543 | e1833e1f | j_mayer | case POWERPC_EXCP_FP_VXIMZ:
|
1544 | e1833e1f | j_mayer | case POWERPC_EXCP_FP_VXVC:
|
1545 | e1833e1f | j_mayer | case POWERPC_EXCP_FP_VXSQRT:
|
1546 | e1833e1f | j_mayer | case POWERPC_EXCP_FP_VXCVI:
|
1547 | 61190b14 | bellard | info.si_code = TARGET_FPE_FLTSUB; |
1548 | 61190b14 | bellard | break;
|
1549 | 61190b14 | bellard | default:
|
1550 | e1833e1f | j_mayer | EXCP_DUMP(env, "Unknown floating point exception (%02x)\n",
|
1551 | e1833e1f | j_mayer | env->error_code); |
1552 | e1833e1f | j_mayer | break;
|
1553 | 61190b14 | bellard | } |
1554 | e1833e1f | j_mayer | break;
|
1555 | e1833e1f | j_mayer | case POWERPC_EXCP_INVAL:
|
1556 | e1833e1f | j_mayer | EXCP_DUMP(env, "Invalid instruction\n");
|
1557 | 61190b14 | bellard | info.si_signo = TARGET_SIGILL; |
1558 | 61190b14 | bellard | info.si_errno = 0;
|
1559 | 61190b14 | bellard | switch (env->error_code & 0xF) { |
1560 | e1833e1f | j_mayer | case POWERPC_EXCP_INVAL_INVAL:
|
1561 | 61190b14 | bellard | info.si_code = TARGET_ILL_ILLOPC; |
1562 | 61190b14 | bellard | break;
|
1563 | e1833e1f | j_mayer | case POWERPC_EXCP_INVAL_LSWX:
|
1564 | a750fc0b | j_mayer | info.si_code = TARGET_ILL_ILLOPN; |
1565 | 61190b14 | bellard | break;
|
1566 | e1833e1f | j_mayer | case POWERPC_EXCP_INVAL_SPR:
|
1567 | 61190b14 | bellard | info.si_code = TARGET_ILL_PRVREG; |
1568 | 61190b14 | bellard | break;
|
1569 | e1833e1f | j_mayer | case POWERPC_EXCP_INVAL_FP:
|
1570 | 61190b14 | bellard | info.si_code = TARGET_ILL_COPROC; |
1571 | 61190b14 | bellard | break;
|
1572 | 61190b14 | bellard | default:
|
1573 | e1833e1f | j_mayer | EXCP_DUMP(env, "Unknown invalid operation (%02x)\n",
|
1574 | e1833e1f | j_mayer | env->error_code & 0xF);
|
1575 | 61190b14 | bellard | info.si_code = TARGET_ILL_ILLADR; |
1576 | 61190b14 | bellard | break;
|
1577 | 61190b14 | bellard | } |
1578 | 61190b14 | bellard | break;
|
1579 | e1833e1f | j_mayer | case POWERPC_EXCP_PRIV:
|
1580 | e1833e1f | j_mayer | EXCP_DUMP(env, "Privilege violation\n");
|
1581 | 61190b14 | bellard | info.si_signo = TARGET_SIGILL; |
1582 | 61190b14 | bellard | info.si_errno = 0;
|
1583 | 61190b14 | bellard | switch (env->error_code & 0xF) { |
1584 | e1833e1f | j_mayer | case POWERPC_EXCP_PRIV_OPC:
|
1585 | 61190b14 | bellard | info.si_code = TARGET_ILL_PRVOPC; |
1586 | 61190b14 | bellard | break;
|
1587 | e1833e1f | j_mayer | case POWERPC_EXCP_PRIV_REG:
|
1588 | 61190b14 | bellard | info.si_code = TARGET_ILL_PRVREG; |
1589 | e1833e1f | j_mayer | break;
|
1590 | 61190b14 | bellard | default:
|
1591 | e1833e1f | j_mayer | EXCP_DUMP(env, "Unknown privilege violation (%02x)\n",
|
1592 | e1833e1f | j_mayer | env->error_code & 0xF);
|
1593 | 61190b14 | bellard | info.si_code = TARGET_ILL_PRVOPC; |
1594 | 61190b14 | bellard | break;
|
1595 | 61190b14 | bellard | } |
1596 | 61190b14 | bellard | break;
|
1597 | e1833e1f | j_mayer | case POWERPC_EXCP_TRAP:
|
1598 | e1833e1f | j_mayer | cpu_abort(env, "Tried to call a TRAP\n");
|
1599 | e1833e1f | j_mayer | break;
|
1600 | 61190b14 | bellard | default:
|
1601 | 61190b14 | bellard | /* Should not happen ! */
|
1602 | e1833e1f | j_mayer | cpu_abort(env, "Unknown program exception (%02x)\n",
|
1603 | e1833e1f | j_mayer | env->error_code); |
1604 | e1833e1f | j_mayer | break;
|
1605 | 61190b14 | bellard | } |
1606 | 61190b14 | bellard | info._sifields._sigfault._addr = env->nip - 4;
|
1607 | 624f7979 | pbrook | queue_signal(env, info.si_signo, &info); |
1608 | 67867308 | bellard | break;
|
1609 | e1833e1f | j_mayer | case POWERPC_EXCP_FPU: /* Floating-point unavailable exception */ |
1610 | e1833e1f | j_mayer | EXCP_DUMP(env, "No floating point allowed\n");
|
1611 | 61190b14 | bellard | info.si_signo = TARGET_SIGILL; |
1612 | 67867308 | bellard | info.si_errno = 0;
|
1613 | 61190b14 | bellard | info.si_code = TARGET_ILL_COPROC; |
1614 | 61190b14 | bellard | info._sifields._sigfault._addr = env->nip - 4;
|
1615 | 624f7979 | pbrook | queue_signal(env, info.si_signo, &info); |
1616 | 67867308 | bellard | break;
|
1617 | e1833e1f | j_mayer | case POWERPC_EXCP_SYSCALL: /* System call exception */ |
1618 | e1833e1f | j_mayer | cpu_abort(env, "Syscall exception while in user mode. "
|
1619 | e1833e1f | j_mayer | "Aborting\n");
|
1620 | 61190b14 | bellard | break;
|
1621 | e1833e1f | j_mayer | case POWERPC_EXCP_APU: /* Auxiliary processor unavailable */ |
1622 | e1833e1f | j_mayer | EXCP_DUMP(env, "No APU instruction allowed\n");
|
1623 | e1833e1f | j_mayer | info.si_signo = TARGET_SIGILL; |
1624 | e1833e1f | j_mayer | info.si_errno = 0;
|
1625 | e1833e1f | j_mayer | info.si_code = TARGET_ILL_COPROC; |
1626 | e1833e1f | j_mayer | info._sifields._sigfault._addr = env->nip - 4;
|
1627 | 624f7979 | pbrook | queue_signal(env, info.si_signo, &info); |
1628 | 61190b14 | bellard | break;
|
1629 | e1833e1f | j_mayer | case POWERPC_EXCP_DECR: /* Decrementer exception */ |
1630 | e1833e1f | j_mayer | cpu_abort(env, "Decrementer interrupt while in user mode. "
|
1631 | e1833e1f | j_mayer | "Aborting\n");
|
1632 | 61190b14 | bellard | break;
|
1633 | e1833e1f | j_mayer | case POWERPC_EXCP_FIT: /* Fixed-interval timer interrupt */ |
1634 | e1833e1f | j_mayer | cpu_abort(env, "Fix interval timer interrupt while in user mode. "
|
1635 | e1833e1f | j_mayer | "Aborting\n");
|
1636 | e1833e1f | j_mayer | break;
|
1637 | e1833e1f | j_mayer | case POWERPC_EXCP_WDT: /* Watchdog timer interrupt */ |
1638 | e1833e1f | j_mayer | cpu_abort(env, "Watchdog timer interrupt while in user mode. "
|
1639 | e1833e1f | j_mayer | "Aborting\n");
|
1640 | e1833e1f | j_mayer | break;
|
1641 | e1833e1f | j_mayer | case POWERPC_EXCP_DTLB: /* Data TLB error */ |
1642 | e1833e1f | j_mayer | cpu_abort(env, "Data TLB exception while in user mode. "
|
1643 | e1833e1f | j_mayer | "Aborting\n");
|
1644 | e1833e1f | j_mayer | break;
|
1645 | e1833e1f | j_mayer | case POWERPC_EXCP_ITLB: /* Instruction TLB error */ |
1646 | e1833e1f | j_mayer | cpu_abort(env, "Instruction TLB exception while in user mode. "
|
1647 | e1833e1f | j_mayer | "Aborting\n");
|
1648 | e1833e1f | j_mayer | break;
|
1649 | e1833e1f | j_mayer | case POWERPC_EXCP_SPEU: /* SPE/embedded floating-point unavail. */ |
1650 | e1833e1f | j_mayer | EXCP_DUMP(env, "No SPE/floating-point instruction allowed\n");
|
1651 | e1833e1f | j_mayer | info.si_signo = TARGET_SIGILL; |
1652 | e1833e1f | j_mayer | info.si_errno = 0;
|
1653 | e1833e1f | j_mayer | info.si_code = TARGET_ILL_COPROC; |
1654 | e1833e1f | j_mayer | info._sifields._sigfault._addr = env->nip - 4;
|
1655 | 624f7979 | pbrook | queue_signal(env, info.si_signo, &info); |
1656 | e1833e1f | j_mayer | break;
|
1657 | e1833e1f | j_mayer | case POWERPC_EXCP_EFPDI: /* Embedded floating-point data IRQ */ |
1658 | e1833e1f | j_mayer | cpu_abort(env, "Embedded floating-point data IRQ not handled\n");
|
1659 | e1833e1f | j_mayer | break;
|
1660 | e1833e1f | j_mayer | case POWERPC_EXCP_EFPRI: /* Embedded floating-point round IRQ */ |
1661 | e1833e1f | j_mayer | cpu_abort(env, "Embedded floating-point round IRQ not handled\n");
|
1662 | e1833e1f | j_mayer | break;
|
1663 | e1833e1f | j_mayer | case POWERPC_EXCP_EPERFM: /* Embedded performance monitor IRQ */ |
1664 | e1833e1f | j_mayer | cpu_abort(env, "Performance monitor exception not handled\n");
|
1665 | e1833e1f | j_mayer | break;
|
1666 | e1833e1f | j_mayer | case POWERPC_EXCP_DOORI: /* Embedded doorbell interrupt */ |
1667 | e1833e1f | j_mayer | cpu_abort(env, "Doorbell interrupt while in user mode. "
|
1668 | e1833e1f | j_mayer | "Aborting\n");
|
1669 | e1833e1f | j_mayer | break;
|
1670 | e1833e1f | j_mayer | case POWERPC_EXCP_DOORCI: /* Embedded doorbell critical interrupt */ |
1671 | e1833e1f | j_mayer | cpu_abort(env, "Doorbell critical interrupt while in user mode. "
|
1672 | e1833e1f | j_mayer | "Aborting\n");
|
1673 | e1833e1f | j_mayer | break;
|
1674 | e1833e1f | j_mayer | case POWERPC_EXCP_RESET: /* System reset exception */ |
1675 | e1833e1f | j_mayer | cpu_abort(env, "Reset interrupt while in user mode. "
|
1676 | e1833e1f | j_mayer | "Aborting\n");
|
1677 | e1833e1f | j_mayer | break;
|
1678 | e1833e1f | j_mayer | case POWERPC_EXCP_DSEG: /* Data segment exception */ |
1679 | e1833e1f | j_mayer | cpu_abort(env, "Data segment exception while in user mode. "
|
1680 | e1833e1f | j_mayer | "Aborting\n");
|
1681 | e1833e1f | j_mayer | break;
|
1682 | e1833e1f | j_mayer | case POWERPC_EXCP_ISEG: /* Instruction segment exception */ |
1683 | e1833e1f | j_mayer | cpu_abort(env, "Instruction segment exception "
|
1684 | e1833e1f | j_mayer | "while in user mode. Aborting\n");
|
1685 | e1833e1f | j_mayer | break;
|
1686 | e85e7c6e | j_mayer | /* PowerPC 64 with hypervisor mode support */
|
1687 | e1833e1f | j_mayer | case POWERPC_EXCP_HDECR: /* Hypervisor decrementer exception */ |
1688 | e1833e1f | j_mayer | cpu_abort(env, "Hypervisor decrementer interrupt "
|
1689 | e1833e1f | j_mayer | "while in user mode. Aborting\n");
|
1690 | e1833e1f | j_mayer | break;
|
1691 | e1833e1f | j_mayer | case POWERPC_EXCP_TRACE: /* Trace exception */ |
1692 | e1833e1f | j_mayer | /* Nothing to do:
|
1693 | e1833e1f | j_mayer | * we use this exception to emulate step-by-step execution mode.
|
1694 | e1833e1f | j_mayer | */
|
1695 | e1833e1f | j_mayer | break;
|
1696 | e85e7c6e | j_mayer | /* PowerPC 64 with hypervisor mode support */
|
1697 | e1833e1f | j_mayer | case POWERPC_EXCP_HDSI: /* Hypervisor data storage exception */ |
1698 | e1833e1f | j_mayer | cpu_abort(env, "Hypervisor data storage exception "
|
1699 | e1833e1f | j_mayer | "while in user mode. Aborting\n");
|
1700 | e1833e1f | j_mayer | break;
|
1701 | e1833e1f | j_mayer | case POWERPC_EXCP_HISI: /* Hypervisor instruction storage excp */ |
1702 | e1833e1f | j_mayer | cpu_abort(env, "Hypervisor instruction storage exception "
|
1703 | e1833e1f | j_mayer | "while in user mode. Aborting\n");
|
1704 | e1833e1f | j_mayer | break;
|
1705 | e1833e1f | j_mayer | case POWERPC_EXCP_HDSEG: /* Hypervisor data segment exception */ |
1706 | e1833e1f | j_mayer | cpu_abort(env, "Hypervisor data segment exception "
|
1707 | e1833e1f | j_mayer | "while in user mode. Aborting\n");
|
1708 | e1833e1f | j_mayer | break;
|
1709 | e1833e1f | j_mayer | case POWERPC_EXCP_HISEG: /* Hypervisor instruction segment excp */ |
1710 | e1833e1f | j_mayer | cpu_abort(env, "Hypervisor instruction segment exception "
|
1711 | e1833e1f | j_mayer | "while in user mode. Aborting\n");
|
1712 | e1833e1f | j_mayer | break;
|
1713 | e1833e1f | j_mayer | case POWERPC_EXCP_VPU: /* Vector unavailable exception */ |
1714 | e1833e1f | j_mayer | EXCP_DUMP(env, "No Altivec instructions allowed\n");
|
1715 | e1833e1f | j_mayer | info.si_signo = TARGET_SIGILL; |
1716 | e1833e1f | j_mayer | info.si_errno = 0;
|
1717 | e1833e1f | j_mayer | info.si_code = TARGET_ILL_COPROC; |
1718 | e1833e1f | j_mayer | info._sifields._sigfault._addr = env->nip - 4;
|
1719 | 624f7979 | pbrook | queue_signal(env, info.si_signo, &info); |
1720 | e1833e1f | j_mayer | break;
|
1721 | e1833e1f | j_mayer | case POWERPC_EXCP_PIT: /* Programmable interval timer IRQ */ |
1722 | b4916d7b | Dong Xu Wang | cpu_abort(env, "Programmable interval timer interrupt "
|
1723 | e1833e1f | j_mayer | "while in user mode. Aborting\n");
|
1724 | e1833e1f | j_mayer | break;
|
1725 | e1833e1f | j_mayer | case POWERPC_EXCP_IO: /* IO error exception */ |
1726 | e1833e1f | j_mayer | cpu_abort(env, "IO error exception while in user mode. "
|
1727 | e1833e1f | j_mayer | "Aborting\n");
|
1728 | e1833e1f | j_mayer | break;
|
1729 | e1833e1f | j_mayer | case POWERPC_EXCP_RUNM: /* Run mode exception */ |
1730 | e1833e1f | j_mayer | cpu_abort(env, "Run mode exception while in user mode. "
|
1731 | e1833e1f | j_mayer | "Aborting\n");
|
1732 | e1833e1f | j_mayer | break;
|
1733 | e1833e1f | j_mayer | case POWERPC_EXCP_EMUL: /* Emulation trap exception */ |
1734 | e1833e1f | j_mayer | cpu_abort(env, "Emulation trap exception not handled\n");
|
1735 | e1833e1f | j_mayer | break;
|
1736 | e1833e1f | j_mayer | case POWERPC_EXCP_IFTLB: /* Instruction fetch TLB error */ |
1737 | e1833e1f | j_mayer | cpu_abort(env, "Instruction fetch TLB exception "
|
1738 | e1833e1f | j_mayer | "while in user-mode. Aborting");
|
1739 | e1833e1f | j_mayer | break;
|
1740 | e1833e1f | j_mayer | case POWERPC_EXCP_DLTLB: /* Data load TLB miss */ |
1741 | e1833e1f | j_mayer | cpu_abort(env, "Data load TLB exception while in user-mode. "
|
1742 | e1833e1f | j_mayer | "Aborting");
|
1743 | e1833e1f | j_mayer | break;
|
1744 | e1833e1f | j_mayer | case POWERPC_EXCP_DSTLB: /* Data store TLB miss */ |
1745 | e1833e1f | j_mayer | cpu_abort(env, "Data store TLB exception while in user-mode. "
|
1746 | e1833e1f | j_mayer | "Aborting");
|
1747 | e1833e1f | j_mayer | break;
|
1748 | e1833e1f | j_mayer | case POWERPC_EXCP_FPA: /* Floating-point assist exception */ |
1749 | e1833e1f | j_mayer | cpu_abort(env, "Floating-point assist exception not handled\n");
|
1750 | e1833e1f | j_mayer | break;
|
1751 | e1833e1f | j_mayer | case POWERPC_EXCP_IABR: /* Instruction address breakpoint */ |
1752 | e1833e1f | j_mayer | cpu_abort(env, "Instruction address breakpoint exception "
|
1753 | e1833e1f | j_mayer | "not handled\n");
|
1754 | e1833e1f | j_mayer | break;
|
1755 | e1833e1f | j_mayer | case POWERPC_EXCP_SMI: /* System management interrupt */ |
1756 | e1833e1f | j_mayer | cpu_abort(env, "System management interrupt while in user mode. "
|
1757 | e1833e1f | j_mayer | "Aborting\n");
|
1758 | e1833e1f | j_mayer | break;
|
1759 | e1833e1f | j_mayer | case POWERPC_EXCP_THERM: /* Thermal interrupt */ |
1760 | e1833e1f | j_mayer | cpu_abort(env, "Thermal interrupt interrupt while in user mode. "
|
1761 | e1833e1f | j_mayer | "Aborting\n");
|
1762 | e1833e1f | j_mayer | break;
|
1763 | e1833e1f | j_mayer | case POWERPC_EXCP_PERFM: /* Embedded performance monitor IRQ */ |
1764 | e1833e1f | j_mayer | cpu_abort(env, "Performance monitor exception not handled\n");
|
1765 | e1833e1f | j_mayer | break;
|
1766 | e1833e1f | j_mayer | case POWERPC_EXCP_VPUA: /* Vector assist exception */ |
1767 | e1833e1f | j_mayer | cpu_abort(env, "Vector assist exception not handled\n");
|
1768 | e1833e1f | j_mayer | break;
|
1769 | e1833e1f | j_mayer | case POWERPC_EXCP_SOFTP: /* Soft patch exception */ |
1770 | e1833e1f | j_mayer | cpu_abort(env, "Soft patch exception not handled\n");
|
1771 | e1833e1f | j_mayer | break;
|
1772 | e1833e1f | j_mayer | case POWERPC_EXCP_MAINT: /* Maintenance exception */ |
1773 | e1833e1f | j_mayer | cpu_abort(env, "Maintenance exception while in user mode. "
|
1774 | e1833e1f | j_mayer | "Aborting\n");
|
1775 | e1833e1f | j_mayer | break;
|
1776 | e1833e1f | j_mayer | case POWERPC_EXCP_STOP: /* stop translation */ |
1777 | e1833e1f | j_mayer | /* We did invalidate the instruction cache. Go on */
|
1778 | e1833e1f | j_mayer | break;
|
1779 | e1833e1f | j_mayer | case POWERPC_EXCP_BRANCH: /* branch instruction: */ |
1780 | e1833e1f | j_mayer | /* We just stopped because of a branch. Go on */
|
1781 | e1833e1f | j_mayer | break;
|
1782 | e1833e1f | j_mayer | case POWERPC_EXCP_SYSCALL_USER:
|
1783 | e1833e1f | j_mayer | /* system call in user-mode emulation */
|
1784 | e1833e1f | j_mayer | /* WARNING:
|
1785 | e1833e1f | j_mayer | * PPC ABI uses overflow flag in cr0 to signal an error
|
1786 | e1833e1f | j_mayer | * in syscalls.
|
1787 | e1833e1f | j_mayer | */
|
1788 | e1833e1f | j_mayer | env->crf[0] &= ~0x1; |
1789 | e1833e1f | j_mayer | ret = do_syscall(env, env->gpr[0], env->gpr[3], env->gpr[4], |
1790 | e1833e1f | j_mayer | env->gpr[5], env->gpr[6], env->gpr[7], |
1791 | 5945cfcb | Peter Maydell | env->gpr[8], 0, 0); |
1792 | 9e0e2f96 | Richard Henderson | if (ret == (target_ulong)(-TARGET_QEMU_ESIGRETURN)) {
|
1793 | bcd4933a | Nathan Froyd | /* Returning from a successful sigreturn syscall.
|
1794 | bcd4933a | Nathan Froyd | Avoid corrupting register state. */
|
1795 | bcd4933a | Nathan Froyd | break;
|
1796 | bcd4933a | Nathan Froyd | } |
1797 | 9e0e2f96 | Richard Henderson | if (ret > (target_ulong)(-515)) { |
1798 | e1833e1f | j_mayer | env->crf[0] |= 0x1; |
1799 | e1833e1f | j_mayer | ret = -ret; |
1800 | 61190b14 | bellard | } |
1801 | e1833e1f | j_mayer | env->gpr[3] = ret;
|
1802 | e1833e1f | j_mayer | break;
|
1803 | 56f066bb | Nathan Froyd | case POWERPC_EXCP_STCX:
|
1804 | 56f066bb | Nathan Froyd | if (do_store_exclusive(env)) {
|
1805 | 56f066bb | Nathan Froyd | info.si_signo = TARGET_SIGSEGV; |
1806 | 56f066bb | Nathan Froyd | info.si_errno = 0;
|
1807 | 56f066bb | Nathan Froyd | info.si_code = TARGET_SEGV_MAPERR; |
1808 | 56f066bb | Nathan Froyd | info._sifields._sigfault._addr = env->nip; |
1809 | 56f066bb | Nathan Froyd | queue_signal(env, info.si_signo, &info); |
1810 | 56f066bb | Nathan Froyd | } |
1811 | 56f066bb | Nathan Froyd | break;
|
1812 | 71f75756 | aurel32 | case EXCP_DEBUG:
|
1813 | 71f75756 | aurel32 | { |
1814 | 71f75756 | aurel32 | int sig;
|
1815 | 71f75756 | aurel32 | |
1816 | db6b81d4 | Andreas Färber | sig = gdb_handlesig(cs, TARGET_SIGTRAP); |
1817 | 71f75756 | aurel32 | if (sig) {
|
1818 | 71f75756 | aurel32 | info.si_signo = sig; |
1819 | 71f75756 | aurel32 | info.si_errno = 0;
|
1820 | 71f75756 | aurel32 | info.si_code = TARGET_TRAP_BRKPT; |
1821 | 71f75756 | aurel32 | queue_signal(env, info.si_signo, &info); |
1822 | 71f75756 | aurel32 | } |
1823 | 71f75756 | aurel32 | } |
1824 | 71f75756 | aurel32 | break;
|
1825 | 56ba31ff | j_mayer | case EXCP_INTERRUPT:
|
1826 | 56ba31ff | j_mayer | /* just indicate that signals should be handled asap */
|
1827 | 56ba31ff | j_mayer | break;
|
1828 | e1833e1f | j_mayer | default:
|
1829 | e1833e1f | j_mayer | cpu_abort(env, "Unknown exception 0x%d. Aborting\n", trapnr);
|
1830 | e1833e1f | j_mayer | break;
|
1831 | 67867308 | bellard | } |
1832 | 67867308 | bellard | process_pending_signals(env); |
1833 | 67867308 | bellard | } |
1834 | 67867308 | bellard | } |
1835 | 67867308 | bellard | #endif
|
1836 | 67867308 | bellard | |
1837 | 048f6b4d | bellard | #ifdef TARGET_MIPS
|
1838 | 048f6b4d | bellard | |
1839 | ff4f7382 | Richard Henderson | # ifdef TARGET_ABI_MIPSO32
|
1840 | ff4f7382 | Richard Henderson | # define MIPS_SYS(name, args) args,
|
1841 | 048f6b4d | bellard | static const uint8_t mips_syscall_args[] = { |
1842 | 29fb0f25 | An-Cheng Huang | MIPS_SYS(sys_syscall , 8) /* 4000 */ |
1843 | 048f6b4d | bellard | MIPS_SYS(sys_exit , 1)
|
1844 | 048f6b4d | bellard | MIPS_SYS(sys_fork , 0)
|
1845 | 048f6b4d | bellard | MIPS_SYS(sys_read , 3)
|
1846 | 048f6b4d | bellard | MIPS_SYS(sys_write , 3)
|
1847 | 048f6b4d | bellard | MIPS_SYS(sys_open , 3) /* 4005 */ |
1848 | 048f6b4d | bellard | MIPS_SYS(sys_close , 1)
|
1849 | 048f6b4d | bellard | MIPS_SYS(sys_waitpid , 3)
|
1850 | 048f6b4d | bellard | MIPS_SYS(sys_creat , 2)
|
1851 | 048f6b4d | bellard | MIPS_SYS(sys_link , 2)
|
1852 | 048f6b4d | bellard | MIPS_SYS(sys_unlink , 1) /* 4010 */ |
1853 | 048f6b4d | bellard | MIPS_SYS(sys_execve , 0)
|
1854 | 048f6b4d | bellard | MIPS_SYS(sys_chdir , 1)
|
1855 | 048f6b4d | bellard | MIPS_SYS(sys_time , 1)
|
1856 | 048f6b4d | bellard | MIPS_SYS(sys_mknod , 3)
|
1857 | 048f6b4d | bellard | MIPS_SYS(sys_chmod , 2) /* 4015 */ |
1858 | 048f6b4d | bellard | MIPS_SYS(sys_lchown , 3)
|
1859 | 048f6b4d | bellard | MIPS_SYS(sys_ni_syscall , 0)
|
1860 | 048f6b4d | bellard | MIPS_SYS(sys_ni_syscall , 0) /* was sys_stat */ |
1861 | 048f6b4d | bellard | MIPS_SYS(sys_lseek , 3)
|
1862 | 048f6b4d | bellard | MIPS_SYS(sys_getpid , 0) /* 4020 */ |
1863 | 048f6b4d | bellard | MIPS_SYS(sys_mount , 5)
|
1864 | 868e34d7 | Richard Henderson | MIPS_SYS(sys_umount , 1)
|
1865 | 048f6b4d | bellard | MIPS_SYS(sys_setuid , 1)
|
1866 | 048f6b4d | bellard | MIPS_SYS(sys_getuid , 0)
|
1867 | 048f6b4d | bellard | MIPS_SYS(sys_stime , 1) /* 4025 */ |
1868 | 048f6b4d | bellard | MIPS_SYS(sys_ptrace , 4)
|
1869 | 048f6b4d | bellard | MIPS_SYS(sys_alarm , 1)
|
1870 | 048f6b4d | bellard | MIPS_SYS(sys_ni_syscall , 0) /* was sys_fstat */ |
1871 | 048f6b4d | bellard | MIPS_SYS(sys_pause , 0)
|
1872 | 048f6b4d | bellard | MIPS_SYS(sys_utime , 2) /* 4030 */ |
1873 | 048f6b4d | bellard | MIPS_SYS(sys_ni_syscall , 0)
|
1874 | 048f6b4d | bellard | MIPS_SYS(sys_ni_syscall , 0)
|
1875 | 048f6b4d | bellard | MIPS_SYS(sys_access , 2)
|
1876 | 048f6b4d | bellard | MIPS_SYS(sys_nice , 1)
|
1877 | 048f6b4d | bellard | MIPS_SYS(sys_ni_syscall , 0) /* 4035 */ |
1878 | 048f6b4d | bellard | MIPS_SYS(sys_sync , 0)
|
1879 | 048f6b4d | bellard | MIPS_SYS(sys_kill , 2)
|
1880 | 048f6b4d | bellard | MIPS_SYS(sys_rename , 2)
|
1881 | 048f6b4d | bellard | MIPS_SYS(sys_mkdir , 2)
|
1882 | 048f6b4d | bellard | MIPS_SYS(sys_rmdir , 1) /* 4040 */ |
1883 | 048f6b4d | bellard | MIPS_SYS(sys_dup , 1)
|
1884 | 048f6b4d | bellard | MIPS_SYS(sys_pipe , 0)
|
1885 | 048f6b4d | bellard | MIPS_SYS(sys_times , 1)
|
1886 | 048f6b4d | bellard | MIPS_SYS(sys_ni_syscall , 0)
|
1887 | 048f6b4d | bellard | MIPS_SYS(sys_brk , 1) /* 4045 */ |
1888 | 048f6b4d | bellard | MIPS_SYS(sys_setgid , 1)
|
1889 | 048f6b4d | bellard | MIPS_SYS(sys_getgid , 0)
|
1890 | 048f6b4d | bellard | MIPS_SYS(sys_ni_syscall , 0) /* was signal(2) */ |
1891 | 048f6b4d | bellard | MIPS_SYS(sys_geteuid , 0)
|
1892 | 048f6b4d | bellard | MIPS_SYS(sys_getegid , 0) /* 4050 */ |
1893 | 048f6b4d | bellard | MIPS_SYS(sys_acct , 0)
|
1894 | 868e34d7 | Richard Henderson | MIPS_SYS(sys_umount2 , 2)
|
1895 | 048f6b4d | bellard | MIPS_SYS(sys_ni_syscall , 0)
|
1896 | 048f6b4d | bellard | MIPS_SYS(sys_ioctl , 3)
|
1897 | 048f6b4d | bellard | MIPS_SYS(sys_fcntl , 3) /* 4055 */ |
1898 | 048f6b4d | bellard | MIPS_SYS(sys_ni_syscall , 2)
|
1899 | 048f6b4d | bellard | MIPS_SYS(sys_setpgid , 2)
|
1900 | 048f6b4d | bellard | MIPS_SYS(sys_ni_syscall , 0)
|
1901 | 048f6b4d | bellard | MIPS_SYS(sys_olduname , 1)
|
1902 | 048f6b4d | bellard | MIPS_SYS(sys_umask , 1) /* 4060 */ |
1903 | 048f6b4d | bellard | MIPS_SYS(sys_chroot , 1)
|
1904 | 048f6b4d | bellard | MIPS_SYS(sys_ustat , 2)
|
1905 | 048f6b4d | bellard | MIPS_SYS(sys_dup2 , 2)
|
1906 | 048f6b4d | bellard | MIPS_SYS(sys_getppid , 0)
|
1907 | 048f6b4d | bellard | MIPS_SYS(sys_getpgrp , 0) /* 4065 */ |
1908 | 048f6b4d | bellard | MIPS_SYS(sys_setsid , 0)
|
1909 | 048f6b4d | bellard | MIPS_SYS(sys_sigaction , 3)
|
1910 | 048f6b4d | bellard | MIPS_SYS(sys_sgetmask , 0)
|
1911 | 048f6b4d | bellard | MIPS_SYS(sys_ssetmask , 1)
|
1912 | 048f6b4d | bellard | MIPS_SYS(sys_setreuid , 2) /* 4070 */ |
1913 | 048f6b4d | bellard | MIPS_SYS(sys_setregid , 2)
|
1914 | 048f6b4d | bellard | MIPS_SYS(sys_sigsuspend , 0)
|
1915 | 048f6b4d | bellard | MIPS_SYS(sys_sigpending , 1)
|
1916 | 048f6b4d | bellard | MIPS_SYS(sys_sethostname , 2)
|
1917 | 048f6b4d | bellard | MIPS_SYS(sys_setrlimit , 2) /* 4075 */ |
1918 | 048f6b4d | bellard | MIPS_SYS(sys_getrlimit , 2)
|
1919 | 048f6b4d | bellard | MIPS_SYS(sys_getrusage , 2)
|
1920 | 048f6b4d | bellard | MIPS_SYS(sys_gettimeofday, 2)
|
1921 | 048f6b4d | bellard | MIPS_SYS(sys_settimeofday, 2)
|
1922 | 048f6b4d | bellard | MIPS_SYS(sys_getgroups , 2) /* 4080 */ |
1923 | 048f6b4d | bellard | MIPS_SYS(sys_setgroups , 2)
|
1924 | 048f6b4d | bellard | MIPS_SYS(sys_ni_syscall , 0) /* old_select */ |
1925 | 048f6b4d | bellard | MIPS_SYS(sys_symlink , 2)
|
1926 | 048f6b4d | bellard | MIPS_SYS(sys_ni_syscall , 0) /* was sys_lstat */ |
1927 | 048f6b4d | bellard | MIPS_SYS(sys_readlink , 3) /* 4085 */ |
1928 | 048f6b4d | bellard | MIPS_SYS(sys_uselib , 1)
|
1929 | 048f6b4d | bellard | MIPS_SYS(sys_swapon , 2)
|
1930 | 048f6b4d | bellard | MIPS_SYS(sys_reboot , 3)
|
1931 | 048f6b4d | bellard | MIPS_SYS(old_readdir , 3)
|
1932 | 048f6b4d | bellard | MIPS_SYS(old_mmap , 6) /* 4090 */ |
1933 | 048f6b4d | bellard | MIPS_SYS(sys_munmap , 2)
|
1934 | 048f6b4d | bellard | MIPS_SYS(sys_truncate , 2)
|
1935 | 048f6b4d | bellard | MIPS_SYS(sys_ftruncate , 2)
|
1936 | 048f6b4d | bellard | MIPS_SYS(sys_fchmod , 2)
|
1937 | 048f6b4d | bellard | MIPS_SYS(sys_fchown , 3) /* 4095 */ |
1938 | 048f6b4d | bellard | MIPS_SYS(sys_getpriority , 2)
|
1939 | 048f6b4d | bellard | MIPS_SYS(sys_setpriority , 3)
|
1940 | 048f6b4d | bellard | MIPS_SYS(sys_ni_syscall , 0)
|
1941 | 048f6b4d | bellard | MIPS_SYS(sys_statfs , 2)
|
1942 | 048f6b4d | bellard | MIPS_SYS(sys_fstatfs , 2) /* 4100 */ |
1943 | 048f6b4d | bellard | MIPS_SYS(sys_ni_syscall , 0) /* was ioperm(2) */ |
1944 | 048f6b4d | bellard | MIPS_SYS(sys_socketcall , 2)
|
1945 | 048f6b4d | bellard | MIPS_SYS(sys_syslog , 3)
|
1946 | 048f6b4d | bellard | MIPS_SYS(sys_setitimer , 3)
|
1947 | 048f6b4d | bellard | MIPS_SYS(sys_getitimer , 2) /* 4105 */ |
1948 | 048f6b4d | bellard | MIPS_SYS(sys_newstat , 2)
|
1949 | 048f6b4d | bellard | MIPS_SYS(sys_newlstat , 2)
|
1950 | 048f6b4d | bellard | MIPS_SYS(sys_newfstat , 2)
|
1951 | 048f6b4d | bellard | MIPS_SYS(sys_uname , 1)
|
1952 | 048f6b4d | bellard | MIPS_SYS(sys_ni_syscall , 0) /* 4110 was iopl(2) */ |
1953 | 048f6b4d | bellard | MIPS_SYS(sys_vhangup , 0)
|
1954 | 048f6b4d | bellard | MIPS_SYS(sys_ni_syscall , 0) /* was sys_idle() */ |
1955 | 048f6b4d | bellard | MIPS_SYS(sys_ni_syscall , 0) /* was sys_vm86 */ |
1956 | 048f6b4d | bellard | MIPS_SYS(sys_wait4 , 4)
|
1957 | 048f6b4d | bellard | MIPS_SYS(sys_swapoff , 1) /* 4115 */ |
1958 | 048f6b4d | bellard | MIPS_SYS(sys_sysinfo , 1)
|
1959 | 048f6b4d | bellard | MIPS_SYS(sys_ipc , 6)
|
1960 | 048f6b4d | bellard | MIPS_SYS(sys_fsync , 1)
|
1961 | 048f6b4d | bellard | MIPS_SYS(sys_sigreturn , 0)
|
1962 | 18113962 | Paul Brook | MIPS_SYS(sys_clone , 6) /* 4120 */ |
1963 | 048f6b4d | bellard | MIPS_SYS(sys_setdomainname, 2)
|
1964 | 048f6b4d | bellard | MIPS_SYS(sys_newuname , 1)
|
1965 | 048f6b4d | bellard | MIPS_SYS(sys_ni_syscall , 0) /* sys_modify_ldt */ |
1966 | 048f6b4d | bellard | MIPS_SYS(sys_adjtimex , 1)
|
1967 | 048f6b4d | bellard | MIPS_SYS(sys_mprotect , 3) /* 4125 */ |
1968 | 048f6b4d | bellard | MIPS_SYS(sys_sigprocmask , 3)
|
1969 | 048f6b4d | bellard | MIPS_SYS(sys_ni_syscall , 0) /* was create_module */ |
1970 | 048f6b4d | bellard | MIPS_SYS(sys_init_module , 5)
|
1971 | 048f6b4d | bellard | MIPS_SYS(sys_delete_module, 1)
|
1972 | 048f6b4d | bellard | MIPS_SYS(sys_ni_syscall , 0) /* 4130 was get_kernel_syms */ |
1973 | 048f6b4d | bellard | MIPS_SYS(sys_quotactl , 0)
|
1974 | 048f6b4d | bellard | MIPS_SYS(sys_getpgid , 1)
|
1975 | 048f6b4d | bellard | MIPS_SYS(sys_fchdir , 1)
|
1976 | 048f6b4d | bellard | MIPS_SYS(sys_bdflush , 2)
|
1977 | 048f6b4d | bellard | MIPS_SYS(sys_sysfs , 3) /* 4135 */ |
1978 | 048f6b4d | bellard | MIPS_SYS(sys_personality , 1)
|
1979 | 048f6b4d | bellard | MIPS_SYS(sys_ni_syscall , 0) /* for afs_syscall */ |
1980 | 048f6b4d | bellard | MIPS_SYS(sys_setfsuid , 1)
|
1981 | 048f6b4d | bellard | MIPS_SYS(sys_setfsgid , 1)
|
1982 | 048f6b4d | bellard | MIPS_SYS(sys_llseek , 5) /* 4140 */ |
1983 | 048f6b4d | bellard | MIPS_SYS(sys_getdents , 3)
|
1984 | 048f6b4d | bellard | MIPS_SYS(sys_select , 5)
|
1985 | 048f6b4d | bellard | MIPS_SYS(sys_flock , 2)
|
1986 | 048f6b4d | bellard | MIPS_SYS(sys_msync , 3)
|
1987 | 048f6b4d | bellard | MIPS_SYS(sys_readv , 3) /* 4145 */ |
1988 | 048f6b4d | bellard | MIPS_SYS(sys_writev , 3)
|
1989 | 048f6b4d | bellard | MIPS_SYS(sys_cacheflush , 3)
|
1990 | 048f6b4d | bellard | MIPS_SYS(sys_cachectl , 3)
|
1991 | 048f6b4d | bellard | MIPS_SYS(sys_sysmips , 4)
|
1992 | 048f6b4d | bellard | MIPS_SYS(sys_ni_syscall , 0) /* 4150 */ |
1993 | 048f6b4d | bellard | MIPS_SYS(sys_getsid , 1)
|
1994 | 048f6b4d | bellard | MIPS_SYS(sys_fdatasync , 0)
|
1995 | 048f6b4d | bellard | MIPS_SYS(sys_sysctl , 1)
|
1996 | 048f6b4d | bellard | MIPS_SYS(sys_mlock , 2)
|
1997 | 048f6b4d | bellard | MIPS_SYS(sys_munlock , 2) /* 4155 */ |
1998 | 048f6b4d | bellard | MIPS_SYS(sys_mlockall , 1)
|
1999 | 048f6b4d | bellard | MIPS_SYS(sys_munlockall , 0)
|
2000 | 048f6b4d | bellard | MIPS_SYS(sys_sched_setparam, 2)
|
2001 | 048f6b4d | bellard | MIPS_SYS(sys_sched_getparam, 2)
|
2002 | 048f6b4d | bellard | MIPS_SYS(sys_sched_setscheduler, 3) /* 4160 */ |
2003 | 048f6b4d | bellard | MIPS_SYS(sys_sched_getscheduler, 1)
|
2004 | 048f6b4d | bellard | MIPS_SYS(sys_sched_yield , 0)
|
2005 | 048f6b4d | bellard | MIPS_SYS(sys_sched_get_priority_max, 1)
|
2006 | 048f6b4d | bellard | MIPS_SYS(sys_sched_get_priority_min, 1)
|
2007 | 048f6b4d | bellard | MIPS_SYS(sys_sched_rr_get_interval, 2) /* 4165 */ |
2008 | 048f6b4d | bellard | MIPS_SYS(sys_nanosleep, 2)
|
2009 | b0932e06 | Petar Jovanovic | MIPS_SYS(sys_mremap , 5)
|
2010 | 048f6b4d | bellard | MIPS_SYS(sys_accept , 3)
|
2011 | 048f6b4d | bellard | MIPS_SYS(sys_bind , 3)
|
2012 | 048f6b4d | bellard | MIPS_SYS(sys_connect , 3) /* 4170 */ |
2013 | 048f6b4d | bellard | MIPS_SYS(sys_getpeername , 3)
|
2014 | 048f6b4d | bellard | MIPS_SYS(sys_getsockname , 3)
|
2015 | 048f6b4d | bellard | MIPS_SYS(sys_getsockopt , 5)
|
2016 | 048f6b4d | bellard | MIPS_SYS(sys_listen , 2)
|
2017 | 048f6b4d | bellard | MIPS_SYS(sys_recv , 4) /* 4175 */ |
2018 | 048f6b4d | bellard | MIPS_SYS(sys_recvfrom , 6)
|
2019 | 048f6b4d | bellard | MIPS_SYS(sys_recvmsg , 3)
|
2020 | 048f6b4d | bellard | MIPS_SYS(sys_send , 4)
|
2021 | 048f6b4d | bellard | MIPS_SYS(sys_sendmsg , 3)
|
2022 | 048f6b4d | bellard | MIPS_SYS(sys_sendto , 6) /* 4180 */ |
2023 | 048f6b4d | bellard | MIPS_SYS(sys_setsockopt , 5)
|
2024 | 048f6b4d | bellard | MIPS_SYS(sys_shutdown , 2)
|
2025 | 048f6b4d | bellard | MIPS_SYS(sys_socket , 3)
|
2026 | 048f6b4d | bellard | MIPS_SYS(sys_socketpair , 4)
|
2027 | 048f6b4d | bellard | MIPS_SYS(sys_setresuid , 3) /* 4185 */ |
2028 | 048f6b4d | bellard | MIPS_SYS(sys_getresuid , 3)
|
2029 | 048f6b4d | bellard | MIPS_SYS(sys_ni_syscall , 0) /* was sys_query_module */ |
2030 | 048f6b4d | bellard | MIPS_SYS(sys_poll , 3)
|
2031 | 048f6b4d | bellard | MIPS_SYS(sys_nfsservctl , 3)
|
2032 | 048f6b4d | bellard | MIPS_SYS(sys_setresgid , 3) /* 4190 */ |
2033 | 048f6b4d | bellard | MIPS_SYS(sys_getresgid , 3)
|
2034 | 048f6b4d | bellard | MIPS_SYS(sys_prctl , 5)
|
2035 | 048f6b4d | bellard | MIPS_SYS(sys_rt_sigreturn, 0)
|
2036 | 048f6b4d | bellard | MIPS_SYS(sys_rt_sigaction, 4)
|
2037 | 048f6b4d | bellard | MIPS_SYS(sys_rt_sigprocmask, 4) /* 4195 */ |
2038 | 048f6b4d | bellard | MIPS_SYS(sys_rt_sigpending, 2)
|
2039 | 048f6b4d | bellard | MIPS_SYS(sys_rt_sigtimedwait, 4)
|
2040 | 048f6b4d | bellard | MIPS_SYS(sys_rt_sigqueueinfo, 3)
|
2041 | 048f6b4d | bellard | MIPS_SYS(sys_rt_sigsuspend, 0)
|
2042 | 048f6b4d | bellard | MIPS_SYS(sys_pread64 , 6) /* 4200 */ |
2043 | 048f6b4d | bellard | MIPS_SYS(sys_pwrite64 , 6)
|
2044 | 048f6b4d | bellard | MIPS_SYS(sys_chown , 3)
|
2045 | 048f6b4d | bellard | MIPS_SYS(sys_getcwd , 2)
|
2046 | 048f6b4d | bellard | MIPS_SYS(sys_capget , 2)
|
2047 | 048f6b4d | bellard | MIPS_SYS(sys_capset , 2) /* 4205 */ |
2048 | 053ebb27 | Wesley W. Terpstra | MIPS_SYS(sys_sigaltstack , 2)
|
2049 | 048f6b4d | bellard | MIPS_SYS(sys_sendfile , 4)
|
2050 | 048f6b4d | bellard | MIPS_SYS(sys_ni_syscall , 0)
|
2051 | 048f6b4d | bellard | MIPS_SYS(sys_ni_syscall , 0)
|
2052 | 048f6b4d | bellard | MIPS_SYS(sys_mmap2 , 6) /* 4210 */ |
2053 | 048f6b4d | bellard | MIPS_SYS(sys_truncate64 , 4)
|
2054 | 048f6b4d | bellard | MIPS_SYS(sys_ftruncate64 , 4)
|
2055 | 048f6b4d | bellard | MIPS_SYS(sys_stat64 , 2)
|
2056 | 048f6b4d | bellard | MIPS_SYS(sys_lstat64 , 2)
|
2057 | 048f6b4d | bellard | MIPS_SYS(sys_fstat64 , 2) /* 4215 */ |
2058 | 048f6b4d | bellard | MIPS_SYS(sys_pivot_root , 2)
|
2059 | 048f6b4d | bellard | MIPS_SYS(sys_mincore , 3)
|
2060 | 048f6b4d | bellard | MIPS_SYS(sys_madvise , 3)
|
2061 | 048f6b4d | bellard | MIPS_SYS(sys_getdents64 , 3)
|
2062 | 048f6b4d | bellard | MIPS_SYS(sys_fcntl64 , 3) /* 4220 */ |
2063 | 048f6b4d | bellard | MIPS_SYS(sys_ni_syscall , 0)
|
2064 | 048f6b4d | bellard | MIPS_SYS(sys_gettid , 0)
|
2065 | 048f6b4d | bellard | MIPS_SYS(sys_readahead , 5)
|
2066 | 048f6b4d | bellard | MIPS_SYS(sys_setxattr , 5)
|
2067 | 048f6b4d | bellard | MIPS_SYS(sys_lsetxattr , 5) /* 4225 */ |
2068 | 048f6b4d | bellard | MIPS_SYS(sys_fsetxattr , 5)
|
2069 | 048f6b4d | bellard | MIPS_SYS(sys_getxattr , 4)
|
2070 | 048f6b4d | bellard | MIPS_SYS(sys_lgetxattr , 4)
|
2071 | 048f6b4d | bellard | MIPS_SYS(sys_fgetxattr , 4)
|
2072 | 048f6b4d | bellard | MIPS_SYS(sys_listxattr , 3) /* 4230 */ |
2073 | 048f6b4d | bellard | MIPS_SYS(sys_llistxattr , 3)
|
2074 | 048f6b4d | bellard | MIPS_SYS(sys_flistxattr , 3)
|
2075 | 048f6b4d | bellard | MIPS_SYS(sys_removexattr , 2)
|
2076 | 048f6b4d | bellard | MIPS_SYS(sys_lremovexattr, 2)
|
2077 | 048f6b4d | bellard | MIPS_SYS(sys_fremovexattr, 2) /* 4235 */ |
2078 | 048f6b4d | bellard | MIPS_SYS(sys_tkill , 2)
|
2079 | 048f6b4d | bellard | MIPS_SYS(sys_sendfile64 , 5)
|
2080 | 43be1343 | Petar Jovanovic | MIPS_SYS(sys_futex , 6)
|
2081 | 048f6b4d | bellard | MIPS_SYS(sys_sched_setaffinity, 3)
|
2082 | 048f6b4d | bellard | MIPS_SYS(sys_sched_getaffinity, 3) /* 4240 */ |
2083 | 048f6b4d | bellard | MIPS_SYS(sys_io_setup , 2)
|
2084 | 048f6b4d | bellard | MIPS_SYS(sys_io_destroy , 1)
|
2085 | 048f6b4d | bellard | MIPS_SYS(sys_io_getevents, 5)
|
2086 | 048f6b4d | bellard | MIPS_SYS(sys_io_submit , 3)
|
2087 | 048f6b4d | bellard | MIPS_SYS(sys_io_cancel , 3) /* 4245 */ |
2088 | 048f6b4d | bellard | MIPS_SYS(sys_exit_group , 1)
|
2089 | 048f6b4d | bellard | MIPS_SYS(sys_lookup_dcookie, 3)
|
2090 | 048f6b4d | bellard | MIPS_SYS(sys_epoll_create, 1)
|
2091 | 048f6b4d | bellard | MIPS_SYS(sys_epoll_ctl , 4)
|
2092 | 048f6b4d | bellard | MIPS_SYS(sys_epoll_wait , 3) /* 4250 */ |
2093 | 048f6b4d | bellard | MIPS_SYS(sys_remap_file_pages, 5)
|
2094 | 048f6b4d | bellard | MIPS_SYS(sys_set_tid_address, 1)
|
2095 | 048f6b4d | bellard | MIPS_SYS(sys_restart_syscall, 0)
|
2096 | 048f6b4d | bellard | MIPS_SYS(sys_fadvise64_64, 7)
|
2097 | 048f6b4d | bellard | MIPS_SYS(sys_statfs64 , 3) /* 4255 */ |
2098 | 048f6b4d | bellard | MIPS_SYS(sys_fstatfs64 , 2)
|
2099 | 048f6b4d | bellard | MIPS_SYS(sys_timer_create, 3)
|
2100 | 048f6b4d | bellard | MIPS_SYS(sys_timer_settime, 4)
|
2101 | 048f6b4d | bellard | MIPS_SYS(sys_timer_gettime, 2)
|
2102 | 048f6b4d | bellard | MIPS_SYS(sys_timer_getoverrun, 1) /* 4260 */ |
2103 | 048f6b4d | bellard | MIPS_SYS(sys_timer_delete, 1)
|
2104 | 048f6b4d | bellard | MIPS_SYS(sys_clock_settime, 2)
|
2105 | 048f6b4d | bellard | MIPS_SYS(sys_clock_gettime, 2)
|
2106 | 048f6b4d | bellard | MIPS_SYS(sys_clock_getres, 2)
|
2107 | 048f6b4d | bellard | MIPS_SYS(sys_clock_nanosleep, 4) /* 4265 */ |
2108 | 048f6b4d | bellard | MIPS_SYS(sys_tgkill , 3)
|
2109 | 048f6b4d | bellard | MIPS_SYS(sys_utimes , 2)
|
2110 | 048f6b4d | bellard | MIPS_SYS(sys_mbind , 4)
|
2111 | 048f6b4d | bellard | MIPS_SYS(sys_ni_syscall , 0) /* sys_get_mempolicy */ |
2112 | 048f6b4d | bellard | MIPS_SYS(sys_ni_syscall , 0) /* 4270 sys_set_mempolicy */ |
2113 | 048f6b4d | bellard | MIPS_SYS(sys_mq_open , 4)
|
2114 | 048f6b4d | bellard | MIPS_SYS(sys_mq_unlink , 1)
|
2115 | 048f6b4d | bellard | MIPS_SYS(sys_mq_timedsend, 5)
|
2116 | 048f6b4d | bellard | MIPS_SYS(sys_mq_timedreceive, 5)
|
2117 | 048f6b4d | bellard | MIPS_SYS(sys_mq_notify , 2) /* 4275 */ |
2118 | 048f6b4d | bellard | MIPS_SYS(sys_mq_getsetattr, 3)
|
2119 | 048f6b4d | bellard | MIPS_SYS(sys_ni_syscall , 0) /* sys_vserver */ |
2120 | 048f6b4d | bellard | MIPS_SYS(sys_waitid , 4)
|
2121 | 048f6b4d | bellard | MIPS_SYS(sys_ni_syscall , 0) /* available, was setaltroot */ |
2122 | 048f6b4d | bellard | MIPS_SYS(sys_add_key , 5)
|
2123 | 388bb21a | ths | MIPS_SYS(sys_request_key, 4)
|
2124 | 048f6b4d | bellard | MIPS_SYS(sys_keyctl , 5)
|
2125 | 6f5b89a0 | ths | MIPS_SYS(sys_set_thread_area, 1)
|
2126 | 388bb21a | ths | MIPS_SYS(sys_inotify_init, 0)
|
2127 | 388bb21a | ths | MIPS_SYS(sys_inotify_add_watch, 3) /* 4285 */ |
2128 | 388bb21a | ths | MIPS_SYS(sys_inotify_rm_watch, 2)
|
2129 | 388bb21a | ths | MIPS_SYS(sys_migrate_pages, 4)
|
2130 | 388bb21a | ths | MIPS_SYS(sys_openat, 4)
|
2131 | 388bb21a | ths | MIPS_SYS(sys_mkdirat, 3)
|
2132 | 388bb21a | ths | MIPS_SYS(sys_mknodat, 4) /* 4290 */ |
2133 | 388bb21a | ths | MIPS_SYS(sys_fchownat, 5)
|
2134 | 388bb21a | ths | MIPS_SYS(sys_futimesat, 3)
|
2135 | 388bb21a | ths | MIPS_SYS(sys_fstatat64, 4)
|
2136 | 388bb21a | ths | MIPS_SYS(sys_unlinkat, 3)
|
2137 | 388bb21a | ths | MIPS_SYS(sys_renameat, 4) /* 4295 */ |
2138 | 388bb21a | ths | MIPS_SYS(sys_linkat, 5)
|
2139 | 388bb21a | ths | MIPS_SYS(sys_symlinkat, 3)
|
2140 | 388bb21a | ths | MIPS_SYS(sys_readlinkat, 4)
|
2141 | 388bb21a | ths | MIPS_SYS(sys_fchmodat, 3)
|
2142 | 388bb21a | ths | MIPS_SYS(sys_faccessat, 3) /* 4300 */ |
2143 | 388bb21a | ths | MIPS_SYS(sys_pselect6, 6)
|
2144 | 388bb21a | ths | MIPS_SYS(sys_ppoll, 5)
|
2145 | 388bb21a | ths | MIPS_SYS(sys_unshare, 1)
|
2146 | b0932e06 | Petar Jovanovic | MIPS_SYS(sys_splice, 6)
|
2147 | 388bb21a | ths | MIPS_SYS(sys_sync_file_range, 7) /* 4305 */ |
2148 | 388bb21a | ths | MIPS_SYS(sys_tee, 4)
|
2149 | 388bb21a | ths | MIPS_SYS(sys_vmsplice, 4)
|
2150 | 388bb21a | ths | MIPS_SYS(sys_move_pages, 6)
|
2151 | 388bb21a | ths | MIPS_SYS(sys_set_robust_list, 2)
|
2152 | 388bb21a | ths | MIPS_SYS(sys_get_robust_list, 3) /* 4310 */ |
2153 | 388bb21a | ths | MIPS_SYS(sys_kexec_load, 4)
|
2154 | 388bb21a | ths | MIPS_SYS(sys_getcpu, 3)
|
2155 | 388bb21a | ths | MIPS_SYS(sys_epoll_pwait, 6)
|
2156 | 388bb21a | ths | MIPS_SYS(sys_ioprio_set, 3)
|
2157 | 388bb21a | ths | MIPS_SYS(sys_ioprio_get, 2)
|
2158 | d979e8eb | Peter Maydell | MIPS_SYS(sys_utimensat, 4)
|
2159 | d979e8eb | Peter Maydell | MIPS_SYS(sys_signalfd, 3)
|
2160 | d979e8eb | Peter Maydell | MIPS_SYS(sys_ni_syscall, 0) /* was timerfd */ |
2161 | d979e8eb | Peter Maydell | MIPS_SYS(sys_eventfd, 1)
|
2162 | d979e8eb | Peter Maydell | MIPS_SYS(sys_fallocate, 6) /* 4320 */ |
2163 | d979e8eb | Peter Maydell | MIPS_SYS(sys_timerfd_create, 2)
|
2164 | d979e8eb | Peter Maydell | MIPS_SYS(sys_timerfd_gettime, 2)
|
2165 | d979e8eb | Peter Maydell | MIPS_SYS(sys_timerfd_settime, 4)
|
2166 | d979e8eb | Peter Maydell | MIPS_SYS(sys_signalfd4, 4)
|
2167 | d979e8eb | Peter Maydell | MIPS_SYS(sys_eventfd2, 2) /* 4325 */ |
2168 | d979e8eb | Peter Maydell | MIPS_SYS(sys_epoll_create1, 1)
|
2169 | d979e8eb | Peter Maydell | MIPS_SYS(sys_dup3, 3)
|
2170 | d979e8eb | Peter Maydell | MIPS_SYS(sys_pipe2, 2)
|
2171 | d979e8eb | Peter Maydell | MIPS_SYS(sys_inotify_init1, 1)
|
2172 | d979e8eb | Peter Maydell | MIPS_SYS(sys_preadv, 6) /* 4330 */ |
2173 | d979e8eb | Peter Maydell | MIPS_SYS(sys_pwritev, 6)
|
2174 | d979e8eb | Peter Maydell | MIPS_SYS(sys_rt_tgsigqueueinfo, 4)
|
2175 | d979e8eb | Peter Maydell | MIPS_SYS(sys_perf_event_open, 5)
|
2176 | d979e8eb | Peter Maydell | MIPS_SYS(sys_accept4, 4)
|
2177 | d979e8eb | Peter Maydell | MIPS_SYS(sys_recvmmsg, 5) /* 4335 */ |
2178 | d979e8eb | Peter Maydell | MIPS_SYS(sys_fanotify_init, 2)
|
2179 | d979e8eb | Peter Maydell | MIPS_SYS(sys_fanotify_mark, 6)
|
2180 | d979e8eb | Peter Maydell | MIPS_SYS(sys_prlimit64, 4)
|
2181 | d979e8eb | Peter Maydell | MIPS_SYS(sys_name_to_handle_at, 5)
|
2182 | d979e8eb | Peter Maydell | MIPS_SYS(sys_open_by_handle_at, 3) /* 4340 */ |
2183 | d979e8eb | Peter Maydell | MIPS_SYS(sys_clock_adjtime, 2)
|
2184 | d979e8eb | Peter Maydell | MIPS_SYS(sys_syncfs, 1)
|
2185 | 048f6b4d | bellard | }; |
2186 | ff4f7382 | Richard Henderson | # undef MIPS_SYS
|
2187 | ff4f7382 | Richard Henderson | # endif /* O32 */ |
2188 | 048f6b4d | bellard | |
2189 | 590bc601 | Paul Brook | static int do_store_exclusive(CPUMIPSState *env) |
2190 | 590bc601 | Paul Brook | { |
2191 | 590bc601 | Paul Brook | target_ulong addr; |
2192 | 590bc601 | Paul Brook | target_ulong page_addr; |
2193 | 590bc601 | Paul Brook | target_ulong val; |
2194 | 590bc601 | Paul Brook | int flags;
|
2195 | 590bc601 | Paul Brook | int segv = 0; |
2196 | 590bc601 | Paul Brook | int reg;
|
2197 | 590bc601 | Paul Brook | int d;
|
2198 | 590bc601 | Paul Brook | |
2199 | 5499b6ff | Aurelien Jarno | addr = env->lladdr; |
2200 | 590bc601 | Paul Brook | page_addr = addr & TARGET_PAGE_MASK; |
2201 | 590bc601 | Paul Brook | start_exclusive(); |
2202 | 590bc601 | Paul Brook | mmap_lock(); |
2203 | 590bc601 | Paul Brook | flags = page_get_flags(page_addr); |
2204 | 590bc601 | Paul Brook | if ((flags & PAGE_READ) == 0) { |
2205 | 590bc601 | Paul Brook | segv = 1;
|
2206 | 590bc601 | Paul Brook | } else {
|
2207 | 590bc601 | Paul Brook | reg = env->llreg & 0x1f;
|
2208 | 590bc601 | Paul Brook | d = (env->llreg & 0x20) != 0; |
2209 | 590bc601 | Paul Brook | if (d) {
|
2210 | 590bc601 | Paul Brook | segv = get_user_s64(val, addr); |
2211 | 590bc601 | Paul Brook | } else {
|
2212 | 590bc601 | Paul Brook | segv = get_user_s32(val, addr); |
2213 | 590bc601 | Paul Brook | } |
2214 | 590bc601 | Paul Brook | if (!segv) {
|
2215 | 590bc601 | Paul Brook | if (val != env->llval) {
|
2216 | 590bc601 | Paul Brook | env->active_tc.gpr[reg] = 0;
|
2217 | 590bc601 | Paul Brook | } else {
|
2218 | 590bc601 | Paul Brook | if (d) {
|
2219 | 590bc601 | Paul Brook | segv = put_user_u64(env->llnewval, addr); |
2220 | 590bc601 | Paul Brook | } else {
|
2221 | 590bc601 | Paul Brook | segv = put_user_u32(env->llnewval, addr); |
2222 | 590bc601 | Paul Brook | } |
2223 | 590bc601 | Paul Brook | if (!segv) {
|
2224 | 590bc601 | Paul Brook | env->active_tc.gpr[reg] = 1;
|
2225 | 590bc601 | Paul Brook | } |
2226 | 590bc601 | Paul Brook | } |
2227 | 590bc601 | Paul Brook | } |
2228 | 590bc601 | Paul Brook | } |
2229 | 5499b6ff | Aurelien Jarno | env->lladdr = -1;
|
2230 | 590bc601 | Paul Brook | if (!segv) {
|
2231 | 590bc601 | Paul Brook | env->active_tc.PC += 4;
|
2232 | 590bc601 | Paul Brook | } |
2233 | 590bc601 | Paul Brook | mmap_unlock(); |
2234 | 590bc601 | Paul Brook | end_exclusive(); |
2235 | 590bc601 | Paul Brook | return segv;
|
2236 | 590bc601 | Paul Brook | } |
2237 | 590bc601 | Paul Brook | |
2238 | 54b2f42c | Meador Inge | /* Break codes */
|
2239 | 54b2f42c | Meador Inge | enum {
|
2240 | 54b2f42c | Meador Inge | BRK_OVERFLOW = 6,
|
2241 | 54b2f42c | Meador Inge | BRK_DIVZERO = 7
|
2242 | 54b2f42c | Meador Inge | }; |
2243 | 54b2f42c | Meador Inge | |
2244 | 54b2f42c | Meador Inge | static int do_break(CPUMIPSState *env, target_siginfo_t *info, |
2245 | 54b2f42c | Meador Inge | unsigned int code) |
2246 | 54b2f42c | Meador Inge | { |
2247 | 54b2f42c | Meador Inge | int ret = -1; |
2248 | 54b2f42c | Meador Inge | |
2249 | 54b2f42c | Meador Inge | switch (code) {
|
2250 | 54b2f42c | Meador Inge | case BRK_OVERFLOW:
|
2251 | 54b2f42c | Meador Inge | case BRK_DIVZERO:
|
2252 | 54b2f42c | Meador Inge | info->si_signo = TARGET_SIGFPE; |
2253 | 54b2f42c | Meador Inge | info->si_errno = 0;
|
2254 | 54b2f42c | Meador Inge | info->si_code = (code == BRK_OVERFLOW) ? FPE_INTOVF : FPE_INTDIV; |
2255 | 54b2f42c | Meador Inge | queue_signal(env, info->si_signo, &*info); |
2256 | 54b2f42c | Meador Inge | ret = 0;
|
2257 | 54b2f42c | Meador Inge | break;
|
2258 | 54b2f42c | Meador Inge | default:
|
2259 | 54b2f42c | Meador Inge | break;
|
2260 | 54b2f42c | Meador Inge | } |
2261 | 54b2f42c | Meador Inge | |
2262 | 54b2f42c | Meador Inge | return ret;
|
2263 | 54b2f42c | Meador Inge | } |
2264 | 54b2f42c | Meador Inge | |
2265 | 048f6b4d | bellard | void cpu_loop(CPUMIPSState *env)
|
2266 | 048f6b4d | bellard | { |
2267 | 0315c31c | Andreas Färber | CPUState *cs = CPU(mips_env_get_cpu(env)); |
2268 | c227f099 | Anthony Liguori | target_siginfo_t info; |
2269 | ff4f7382 | Richard Henderson | int trapnr;
|
2270 | ff4f7382 | Richard Henderson | abi_long ret; |
2271 | ff4f7382 | Richard Henderson | # ifdef TARGET_ABI_MIPSO32
|
2272 | 048f6b4d | bellard | unsigned int syscall_num; |
2273 | ff4f7382 | Richard Henderson | # endif
|
2274 | 048f6b4d | bellard | |
2275 | 048f6b4d | bellard | for(;;) {
|
2276 | 0315c31c | Andreas Färber | cpu_exec_start(cs); |
2277 | 048f6b4d | bellard | trapnr = cpu_mips_exec(env); |
2278 | 0315c31c | Andreas Färber | cpu_exec_end(cs); |
2279 | 048f6b4d | bellard | switch(trapnr) {
|
2280 | 048f6b4d | bellard | case EXCP_SYSCALL:
|
2281 | b5dc7732 | ths | env->active_tc.PC += 4;
|
2282 | ff4f7382 | Richard Henderson | # ifdef TARGET_ABI_MIPSO32
|
2283 | ff4f7382 | Richard Henderson | syscall_num = env->active_tc.gpr[2] - 4000; |
2284 | 388bb21a | ths | if (syscall_num >= sizeof(mips_syscall_args)) { |
2285 | 7c2f6157 | Wesley W. Terpstra | ret = -TARGET_ENOSYS; |
2286 | 388bb21a | ths | } else {
|
2287 | 388bb21a | ths | int nb_args;
|
2288 | 992f48a0 | blueswir1 | abi_ulong sp_reg; |
2289 | 992f48a0 | blueswir1 | abi_ulong arg5 = 0, arg6 = 0, arg7 = 0, arg8 = 0; |
2290 | 388bb21a | ths | |
2291 | 388bb21a | ths | nb_args = mips_syscall_args[syscall_num]; |
2292 | b5dc7732 | ths | sp_reg = env->active_tc.gpr[29];
|
2293 | 388bb21a | ths | switch (nb_args) {
|
2294 | 388bb21a | ths | /* these arguments are taken from the stack */
|
2295 | 94c19610 | An-Cheng Huang | case 8: |
2296 | 94c19610 | An-Cheng Huang | if ((ret = get_user_ual(arg8, sp_reg + 28)) != 0) { |
2297 | 94c19610 | An-Cheng Huang | goto done_syscall;
|
2298 | 94c19610 | An-Cheng Huang | } |
2299 | 94c19610 | An-Cheng Huang | case 7: |
2300 | 94c19610 | An-Cheng Huang | if ((ret = get_user_ual(arg7, sp_reg + 24)) != 0) { |
2301 | 94c19610 | An-Cheng Huang | goto done_syscall;
|
2302 | 94c19610 | An-Cheng Huang | } |
2303 | 94c19610 | An-Cheng Huang | case 6: |
2304 | 94c19610 | An-Cheng Huang | if ((ret = get_user_ual(arg6, sp_reg + 20)) != 0) { |
2305 | 94c19610 | An-Cheng Huang | goto done_syscall;
|
2306 | 94c19610 | An-Cheng Huang | } |
2307 | 94c19610 | An-Cheng Huang | case 5: |
2308 | 94c19610 | An-Cheng Huang | if ((ret = get_user_ual(arg5, sp_reg + 16)) != 0) { |
2309 | 94c19610 | An-Cheng Huang | goto done_syscall;
|
2310 | 94c19610 | An-Cheng Huang | } |
2311 | 388bb21a | ths | default:
|
2312 | 388bb21a | ths | break;
|
2313 | 048f6b4d | bellard | } |
2314 | b5dc7732 | ths | ret = do_syscall(env, env->active_tc.gpr[2],
|
2315 | b5dc7732 | ths | env->active_tc.gpr[4],
|
2316 | b5dc7732 | ths | env->active_tc.gpr[5],
|
2317 | b5dc7732 | ths | env->active_tc.gpr[6],
|
2318 | b5dc7732 | ths | env->active_tc.gpr[7],
|
2319 | 5945cfcb | Peter Maydell | arg5, arg6, arg7, arg8); |
2320 | 388bb21a | ths | } |
2321 | 94c19610 | An-Cheng Huang | done_syscall:
|
2322 | ff4f7382 | Richard Henderson | # else
|
2323 | ff4f7382 | Richard Henderson | ret = do_syscall(env, env->active_tc.gpr[2],
|
2324 | ff4f7382 | Richard Henderson | env->active_tc.gpr[4], env->active_tc.gpr[5], |
2325 | ff4f7382 | Richard Henderson | env->active_tc.gpr[6], env->active_tc.gpr[7], |
2326 | ff4f7382 | Richard Henderson | env->active_tc.gpr[8], env->active_tc.gpr[9], |
2327 | ff4f7382 | Richard Henderson | env->active_tc.gpr[10], env->active_tc.gpr[11]); |
2328 | ff4f7382 | Richard Henderson | # endif /* O32 */ |
2329 | 0b1bcb00 | pbrook | if (ret == -TARGET_QEMU_ESIGRETURN) {
|
2330 | 0b1bcb00 | pbrook | /* Returning from a successful sigreturn syscall.
|
2331 | 0b1bcb00 | pbrook | Avoid clobbering register state. */
|
2332 | 0b1bcb00 | pbrook | break;
|
2333 | 0b1bcb00 | pbrook | } |
2334 | ff4f7382 | Richard Henderson | if ((abi_ulong)ret >= (abi_ulong)-1133) { |
2335 | b5dc7732 | ths | env->active_tc.gpr[7] = 1; /* error flag */ |
2336 | 388bb21a | ths | ret = -ret; |
2337 | 388bb21a | ths | } else {
|
2338 | b5dc7732 | ths | env->active_tc.gpr[7] = 0; /* error flag */ |
2339 | 048f6b4d | bellard | } |
2340 | b5dc7732 | ths | env->active_tc.gpr[2] = ret;
|
2341 | 048f6b4d | bellard | break;
|
2342 | ca7c2b1b | ths | case EXCP_TLBL:
|
2343 | ca7c2b1b | ths | case EXCP_TLBS:
|
2344 | e6e5bd2d | Wesley W. Terpstra | case EXCP_AdEL:
|
2345 | e6e5bd2d | Wesley W. Terpstra | case EXCP_AdES:
|
2346 | e4474235 | pbrook | info.si_signo = TARGET_SIGSEGV; |
2347 | e4474235 | pbrook | info.si_errno = 0;
|
2348 | e4474235 | pbrook | /* XXX: check env->error_code */
|
2349 | e4474235 | pbrook | info.si_code = TARGET_SEGV_MAPERR; |
2350 | e4474235 | pbrook | info._sifields._sigfault._addr = env->CP0_BadVAddr; |
2351 | e4474235 | pbrook | queue_signal(env, info.si_signo, &info); |
2352 | e4474235 | pbrook | break;
|
2353 | 6900e84b | bellard | case EXCP_CpU:
|
2354 | 048f6b4d | bellard | case EXCP_RI:
|
2355 | bc1ad2de | bellard | info.si_signo = TARGET_SIGILL; |
2356 | bc1ad2de | bellard | info.si_errno = 0;
|
2357 | bc1ad2de | bellard | info.si_code = 0;
|
2358 | 624f7979 | pbrook | queue_signal(env, info.si_signo, &info); |
2359 | 048f6b4d | bellard | break;
|
2360 | 106ec879 | bellard | case EXCP_INTERRUPT:
|
2361 | 106ec879 | bellard | /* just indicate that signals should be handled asap */
|
2362 | 106ec879 | bellard | break;
|
2363 | d08b2a28 | pbrook | case EXCP_DEBUG:
|
2364 | d08b2a28 | pbrook | { |
2365 | d08b2a28 | pbrook | int sig;
|
2366 | d08b2a28 | pbrook | |
2367 | db6b81d4 | Andreas Färber | sig = gdb_handlesig(cs, TARGET_SIGTRAP); |
2368 | d08b2a28 | pbrook | if (sig)
|
2369 | d08b2a28 | pbrook | { |
2370 | d08b2a28 | pbrook | info.si_signo = sig; |
2371 | d08b2a28 | pbrook | info.si_errno = 0;
|
2372 | d08b2a28 | pbrook | info.si_code = TARGET_TRAP_BRKPT; |
2373 | 624f7979 | pbrook | queue_signal(env, info.si_signo, &info); |
2374 | d08b2a28 | pbrook | } |
2375 | d08b2a28 | pbrook | } |
2376 | d08b2a28 | pbrook | break;
|
2377 | 590bc601 | Paul Brook | case EXCP_SC:
|
2378 | 590bc601 | Paul Brook | if (do_store_exclusive(env)) {
|
2379 | 590bc601 | Paul Brook | info.si_signo = TARGET_SIGSEGV; |
2380 | 590bc601 | Paul Brook | info.si_errno = 0;
|
2381 | 590bc601 | Paul Brook | info.si_code = TARGET_SEGV_MAPERR; |
2382 | 590bc601 | Paul Brook | info._sifields._sigfault._addr = env->active_tc.PC; |
2383 | 590bc601 | Paul Brook | queue_signal(env, info.si_signo, &info); |
2384 | 590bc601 | Paul Brook | } |
2385 | 590bc601 | Paul Brook | break;
|
2386 | 853c3240 | Jia Liu | case EXCP_DSPDIS:
|
2387 | 853c3240 | Jia Liu | info.si_signo = TARGET_SIGILL; |
2388 | 853c3240 | Jia Liu | info.si_errno = 0;
|
2389 | 853c3240 | Jia Liu | info.si_code = TARGET_ILL_ILLOPC; |
2390 | 853c3240 | Jia Liu | queue_signal(env, info.si_signo, &info); |
2391 | 853c3240 | Jia Liu | break;
|
2392 | 54b2f42c | Meador Inge | /* The code below was inspired by the MIPS Linux kernel trap
|
2393 | 54b2f42c | Meador Inge | * handling code in arch/mips/kernel/traps.c.
|
2394 | 54b2f42c | Meador Inge | */
|
2395 | 54b2f42c | Meador Inge | case EXCP_BREAK:
|
2396 | 54b2f42c | Meador Inge | { |
2397 | 54b2f42c | Meador Inge | abi_ulong trap_instr; |
2398 | 54b2f42c | Meador Inge | unsigned int code; |
2399 | 54b2f42c | Meador Inge | |
2400 | a0333817 | Kwok Cheung Yeung | if (env->hflags & MIPS_HFLAG_M16) {
|
2401 | a0333817 | Kwok Cheung Yeung | if (env->insn_flags & ASE_MICROMIPS) {
|
2402 | a0333817 | Kwok Cheung Yeung | /* microMIPS mode */
|
2403 | 1308c464 | Kwok Cheung Yeung | ret = get_user_u16(trap_instr, env->active_tc.PC); |
2404 | 1308c464 | Kwok Cheung Yeung | if (ret != 0) { |
2405 | 1308c464 | Kwok Cheung Yeung | goto error;
|
2406 | 1308c464 | Kwok Cheung Yeung | } |
2407 | a0333817 | Kwok Cheung Yeung | |
2408 | 1308c464 | Kwok Cheung Yeung | if ((trap_instr >> 10) == 0x11) { |
2409 | 1308c464 | Kwok Cheung Yeung | /* 16-bit instruction */
|
2410 | 1308c464 | Kwok Cheung Yeung | code = trap_instr & 0xf;
|
2411 | 1308c464 | Kwok Cheung Yeung | } else {
|
2412 | 1308c464 | Kwok Cheung Yeung | /* 32-bit instruction */
|
2413 | 1308c464 | Kwok Cheung Yeung | abi_ulong instr_lo; |
2414 | 1308c464 | Kwok Cheung Yeung | |
2415 | 1308c464 | Kwok Cheung Yeung | ret = get_user_u16(instr_lo, |
2416 | 1308c464 | Kwok Cheung Yeung | env->active_tc.PC + 2);
|
2417 | 1308c464 | Kwok Cheung Yeung | if (ret != 0) { |
2418 | 1308c464 | Kwok Cheung Yeung | goto error;
|
2419 | 1308c464 | Kwok Cheung Yeung | } |
2420 | 1308c464 | Kwok Cheung Yeung | trap_instr = (trap_instr << 16) | instr_lo;
|
2421 | 1308c464 | Kwok Cheung Yeung | code = ((trap_instr >> 6) & ((1 << 20) - 1)); |
2422 | 1308c464 | Kwok Cheung Yeung | /* Unfortunately, microMIPS also suffers from
|
2423 | 1308c464 | Kwok Cheung Yeung | the old assembler bug... */
|
2424 | 1308c464 | Kwok Cheung Yeung | if (code >= (1 << 10)) { |
2425 | 1308c464 | Kwok Cheung Yeung | code >>= 10;
|
2426 | 1308c464 | Kwok Cheung Yeung | } |
2427 | 1308c464 | Kwok Cheung Yeung | } |
2428 | a0333817 | Kwok Cheung Yeung | } else {
|
2429 | a0333817 | Kwok Cheung Yeung | /* MIPS16e mode */
|
2430 | a0333817 | Kwok Cheung Yeung | ret = get_user_u16(trap_instr, env->active_tc.PC); |
2431 | a0333817 | Kwok Cheung Yeung | if (ret != 0) { |
2432 | a0333817 | Kwok Cheung Yeung | goto error;
|
2433 | a0333817 | Kwok Cheung Yeung | } |
2434 | a0333817 | Kwok Cheung Yeung | code = (trap_instr >> 6) & 0x3f; |
2435 | a0333817 | Kwok Cheung Yeung | } |
2436 | a0333817 | Kwok Cheung Yeung | } else {
|
2437 | a0333817 | Kwok Cheung Yeung | ret = get_user_ual(trap_instr, env->active_tc.PC); |
2438 | 1308c464 | Kwok Cheung Yeung | if (ret != 0) { |
2439 | 1308c464 | Kwok Cheung Yeung | goto error;
|
2440 | 1308c464 | Kwok Cheung Yeung | } |
2441 | 54b2f42c | Meador Inge | |
2442 | 1308c464 | Kwok Cheung Yeung | /* As described in the original Linux kernel code, the
|
2443 | 1308c464 | Kwok Cheung Yeung | * below checks on 'code' are to work around an old
|
2444 | 1308c464 | Kwok Cheung Yeung | * assembly bug.
|
2445 | 1308c464 | Kwok Cheung Yeung | */
|
2446 | 1308c464 | Kwok Cheung Yeung | code = ((trap_instr >> 6) & ((1 << 20) - 1)); |
2447 | 1308c464 | Kwok Cheung Yeung | if (code >= (1 << 10)) { |
2448 | 1308c464 | Kwok Cheung Yeung | code >>= 10;
|
2449 | 1308c464 | Kwok Cheung Yeung | } |
2450 | 54b2f42c | Meador Inge | } |
2451 | 54b2f42c | Meador Inge | |
2452 | 54b2f42c | Meador Inge | if (do_break(env, &info, code) != 0) { |
2453 | 54b2f42c | Meador Inge | goto error;
|
2454 | 54b2f42c | Meador Inge | } |
2455 | 54b2f42c | Meador Inge | } |
2456 | 54b2f42c | Meador Inge | break;
|
2457 | 54b2f42c | Meador Inge | case EXCP_TRAP:
|
2458 | 54b2f42c | Meador Inge | { |
2459 | 54b2f42c | Meador Inge | abi_ulong trap_instr; |
2460 | 54b2f42c | Meador Inge | unsigned int code = 0; |
2461 | 54b2f42c | Meador Inge | |
2462 | a0333817 | Kwok Cheung Yeung | if (env->hflags & MIPS_HFLAG_M16) {
|
2463 | a0333817 | Kwok Cheung Yeung | /* microMIPS mode */
|
2464 | a0333817 | Kwok Cheung Yeung | abi_ulong instr[2];
|
2465 | a0333817 | Kwok Cheung Yeung | |
2466 | a0333817 | Kwok Cheung Yeung | ret = get_user_u16(instr[0], env->active_tc.PC) ||
|
2467 | a0333817 | Kwok Cheung Yeung | get_user_u16(instr[1], env->active_tc.PC + 2); |
2468 | a0333817 | Kwok Cheung Yeung | |
2469 | a0333817 | Kwok Cheung Yeung | trap_instr = (instr[0] << 16) | instr[1]; |
2470 | a0333817 | Kwok Cheung Yeung | } else {
|
2471 | a0333817 | Kwok Cheung Yeung | ret = get_user_ual(trap_instr, env->active_tc.PC); |
2472 | a0333817 | Kwok Cheung Yeung | } |
2473 | a0333817 | Kwok Cheung Yeung | |
2474 | 54b2f42c | Meador Inge | if (ret != 0) { |
2475 | 54b2f42c | Meador Inge | goto error;
|
2476 | 54b2f42c | Meador Inge | } |
2477 | 54b2f42c | Meador Inge | |
2478 | 54b2f42c | Meador Inge | /* The immediate versions don't provide a code. */
|
2479 | 54b2f42c | Meador Inge | if (!(trap_instr & 0xFC000000)) { |
2480 | a0333817 | Kwok Cheung Yeung | if (env->hflags & MIPS_HFLAG_M16) {
|
2481 | a0333817 | Kwok Cheung Yeung | /* microMIPS mode */
|
2482 | a0333817 | Kwok Cheung Yeung | code = ((trap_instr >> 12) & ((1 << 4) - 1)); |
2483 | a0333817 | Kwok Cheung Yeung | } else {
|
2484 | a0333817 | Kwok Cheung Yeung | code = ((trap_instr >> 6) & ((1 << 10) - 1)); |
2485 | a0333817 | Kwok Cheung Yeung | } |
2486 | 54b2f42c | Meador Inge | } |
2487 | 54b2f42c | Meador Inge | |
2488 | 54b2f42c | Meador Inge | if (do_break(env, &info, code) != 0) { |
2489 | 54b2f42c | Meador Inge | goto error;
|
2490 | 54b2f42c | Meador Inge | } |
2491 | 54b2f42c | Meador Inge | } |
2492 | 54b2f42c | Meador Inge | break;
|
2493 | 048f6b4d | bellard | default:
|
2494 | 54b2f42c | Meador Inge | error:
|
2495 | 5fafdf24 | ths | fprintf(stderr, "qemu: unhandled CPU exception 0x%x - aborting\n",
|
2496 | 048f6b4d | bellard | trapnr); |
2497 | 878096ee | Andreas Färber | cpu_dump_state(cs, stderr, fprintf, 0);
|
2498 | 048f6b4d | bellard | abort(); |
2499 | 048f6b4d | bellard | } |
2500 | 048f6b4d | bellard | process_pending_signals(env); |
2501 | 048f6b4d | bellard | } |
2502 | 048f6b4d | bellard | } |
2503 | 048f6b4d | bellard | #endif
|
2504 | 048f6b4d | bellard | |
2505 | d962783e | Jia Liu | #ifdef TARGET_OPENRISC
|
2506 | d962783e | Jia Liu | |
2507 | d962783e | Jia Liu | void cpu_loop(CPUOpenRISCState *env)
|
2508 | d962783e | Jia Liu | { |
2509 | 878096ee | Andreas Färber | CPUState *cs = CPU(openrisc_env_get_cpu(env)); |
2510 | d962783e | Jia Liu | int trapnr, gdbsig;
|
2511 | d962783e | Jia Liu | |
2512 | d962783e | Jia Liu | for (;;) {
|
2513 | d962783e | Jia Liu | trapnr = cpu_exec(env); |
2514 | d962783e | Jia Liu | gdbsig = 0;
|
2515 | d962783e | Jia Liu | |
2516 | d962783e | Jia Liu | switch (trapnr) {
|
2517 | d962783e | Jia Liu | case EXCP_RESET:
|
2518 | d962783e | Jia Liu | qemu_log("\nReset request, exit, pc is %#x\n", env->pc);
|
2519 | d962783e | Jia Liu | exit(1);
|
2520 | d962783e | Jia Liu | break;
|
2521 | d962783e | Jia Liu | case EXCP_BUSERR:
|
2522 | d962783e | Jia Liu | qemu_log("\nBus error, exit, pc is %#x\n", env->pc);
|
2523 | d962783e | Jia Liu | gdbsig = SIGBUS; |
2524 | d962783e | Jia Liu | break;
|
2525 | d962783e | Jia Liu | case EXCP_DPF:
|
2526 | d962783e | Jia Liu | case EXCP_IPF:
|
2527 | 878096ee | Andreas Färber | cpu_dump_state(cs, stderr, fprintf, 0);
|
2528 | d962783e | Jia Liu | gdbsig = TARGET_SIGSEGV; |
2529 | d962783e | Jia Liu | break;
|
2530 | d962783e | Jia Liu | case EXCP_TICK:
|
2531 | d962783e | Jia Liu | qemu_log("\nTick time interrupt pc is %#x\n", env->pc);
|
2532 | d962783e | Jia Liu | break;
|
2533 | d962783e | Jia Liu | case EXCP_ALIGN:
|
2534 | d962783e | Jia Liu | qemu_log("\nAlignment pc is %#x\n", env->pc);
|
2535 | d962783e | Jia Liu | gdbsig = SIGBUS; |
2536 | d962783e | Jia Liu | break;
|
2537 | d962783e | Jia Liu | case EXCP_ILLEGAL:
|
2538 | d962783e | Jia Liu | qemu_log("\nIllegal instructionpc is %#x\n", env->pc);
|
2539 | d962783e | Jia Liu | gdbsig = SIGILL; |
2540 | d962783e | Jia Liu | break;
|
2541 | d962783e | Jia Liu | case EXCP_INT:
|
2542 | d962783e | Jia Liu | qemu_log("\nExternal interruptpc is %#x\n", env->pc);
|
2543 | d962783e | Jia Liu | break;
|
2544 | d962783e | Jia Liu | case EXCP_DTLBMISS:
|
2545 | d962783e | Jia Liu | case EXCP_ITLBMISS:
|
2546 | d962783e | Jia Liu | qemu_log("\nTLB miss\n");
|
2547 | d962783e | Jia Liu | break;
|
2548 | d962783e | Jia Liu | case EXCP_RANGE:
|
2549 | d962783e | Jia Liu | qemu_log("\nRange\n");
|
2550 | d962783e | Jia Liu | gdbsig = SIGSEGV; |
2551 | d962783e | Jia Liu | break;
|
2552 | d962783e | Jia Liu | case EXCP_SYSCALL:
|
2553 | d962783e | Jia Liu | env->pc += 4; /* 0xc00; */ |
2554 | d962783e | Jia Liu | env->gpr[11] = do_syscall(env,
|
2555 | d962783e | Jia Liu | env->gpr[11], /* return value */ |
2556 | d962783e | Jia Liu | env->gpr[3], /* r3 - r7 are params */ |
2557 | d962783e | Jia Liu | env->gpr[4],
|
2558 | d962783e | Jia Liu | env->gpr[5],
|
2559 | d962783e | Jia Liu | env->gpr[6],
|
2560 | d962783e | Jia Liu | env->gpr[7],
|
2561 | d962783e | Jia Liu | env->gpr[8], 0, 0); |
2562 | d962783e | Jia Liu | break;
|
2563 | d962783e | Jia Liu | case EXCP_FPE:
|
2564 | d962783e | Jia Liu | qemu_log("\nFloating point error\n");
|
2565 | d962783e | Jia Liu | break;
|
2566 | d962783e | Jia Liu | case EXCP_TRAP:
|
2567 | d962783e | Jia Liu | qemu_log("\nTrap\n");
|
2568 | d962783e | Jia Liu | gdbsig = SIGTRAP; |
2569 | d962783e | Jia Liu | break;
|
2570 | d962783e | Jia Liu | case EXCP_NR:
|
2571 | d962783e | Jia Liu | qemu_log("\nNR\n");
|
2572 | d962783e | Jia Liu | break;
|
2573 | d962783e | Jia Liu | default:
|
2574 | d962783e | Jia Liu | qemu_log("\nqemu: unhandled CPU exception %#x - aborting\n",
|
2575 | d962783e | Jia Liu | trapnr); |
2576 | 878096ee | Andreas Färber | cpu_dump_state(cs, stderr, fprintf, 0);
|
2577 | d962783e | Jia Liu | gdbsig = TARGET_SIGILL; |
2578 | d962783e | Jia Liu | break;
|
2579 | d962783e | Jia Liu | } |
2580 | d962783e | Jia Liu | if (gdbsig) {
|
2581 | db6b81d4 | Andreas Färber | gdb_handlesig(cs, gdbsig); |
2582 | d962783e | Jia Liu | if (gdbsig != TARGET_SIGTRAP) {
|
2583 | d962783e | Jia Liu | exit(1);
|
2584 | d962783e | Jia Liu | } |
2585 | d962783e | Jia Liu | } |
2586 | d962783e | Jia Liu | |
2587 | d962783e | Jia Liu | process_pending_signals(env); |
2588 | d962783e | Jia Liu | } |
2589 | d962783e | Jia Liu | } |
2590 | d962783e | Jia Liu | |
2591 | d962783e | Jia Liu | #endif /* TARGET_OPENRISC */ |
2592 | d962783e | Jia Liu | |
2593 | fdf9b3e8 | bellard | #ifdef TARGET_SH4
|
2594 | 05390248 | Andreas Färber | void cpu_loop(CPUSH4State *env)
|
2595 | fdf9b3e8 | bellard | { |
2596 | 878096ee | Andreas Färber | CPUState *cs = CPU(sh_env_get_cpu(env)); |
2597 | fdf9b3e8 | bellard | int trapnr, ret;
|
2598 | c227f099 | Anthony Liguori | target_siginfo_t info; |
2599 | 3b46e624 | ths | |
2600 | fdf9b3e8 | bellard | while (1) { |
2601 | fdf9b3e8 | bellard | trapnr = cpu_sh4_exec (env); |
2602 | 3b46e624 | ths | |
2603 | fdf9b3e8 | bellard | switch (trapnr) {
|
2604 | fdf9b3e8 | bellard | case 0x160: |
2605 | 0b6d3ae0 | aurel32 | env->pc += 2;
|
2606 | 5fafdf24 | ths | ret = do_syscall(env, |
2607 | 5fafdf24 | ths | env->gregs[3],
|
2608 | 5fafdf24 | ths | env->gregs[4],
|
2609 | 5fafdf24 | ths | env->gregs[5],
|
2610 | 5fafdf24 | ths | env->gregs[6],
|
2611 | 5fafdf24 | ths | env->gregs[7],
|
2612 | 5fafdf24 | ths | env->gregs[0],
|
2613 | 5945cfcb | Peter Maydell | env->gregs[1],
|
2614 | 5945cfcb | Peter Maydell | 0, 0); |
2615 | 9c2a9ea1 | pbrook | env->gregs[0] = ret;
|
2616 | fdf9b3e8 | bellard | break;
|
2617 | c3b5bc8a | ths | case EXCP_INTERRUPT:
|
2618 | c3b5bc8a | ths | /* just indicate that signals should be handled asap */
|
2619 | c3b5bc8a | ths | break;
|
2620 | 355fb23d | pbrook | case EXCP_DEBUG:
|
2621 | 355fb23d | pbrook | { |
2622 | 355fb23d | pbrook | int sig;
|
2623 | 355fb23d | pbrook | |
2624 | db6b81d4 | Andreas Färber | sig = gdb_handlesig(cs, TARGET_SIGTRAP); |
2625 | 355fb23d | pbrook | if (sig)
|
2626 | 355fb23d | pbrook | { |
2627 | 355fb23d | pbrook | info.si_signo = sig; |
2628 | 355fb23d | pbrook | info.si_errno = 0;
|
2629 | 355fb23d | pbrook | info.si_code = TARGET_TRAP_BRKPT; |
2630 | 624f7979 | pbrook | queue_signal(env, info.si_signo, &info); |
2631 | 355fb23d | pbrook | } |
2632 | 355fb23d | pbrook | } |
2633 | 355fb23d | pbrook | break;
|
2634 | c3b5bc8a | ths | case 0xa0: |
2635 | c3b5bc8a | ths | case 0xc0: |
2636 | c3b5bc8a | ths | info.si_signo = SIGSEGV; |
2637 | c3b5bc8a | ths | info.si_errno = 0;
|
2638 | c3b5bc8a | ths | info.si_code = TARGET_SEGV_MAPERR; |
2639 | c3b5bc8a | ths | info._sifields._sigfault._addr = env->tea; |
2640 | 624f7979 | pbrook | queue_signal(env, info.si_signo, &info); |
2641 | c3b5bc8a | ths | break;
|
2642 | c3b5bc8a | ths | |
2643 | fdf9b3e8 | bellard | default:
|
2644 | fdf9b3e8 | bellard | printf ("Unhandled trap: 0x%x\n", trapnr);
|
2645 | 878096ee | Andreas Färber | cpu_dump_state(cs, stderr, fprintf, 0);
|
2646 | fdf9b3e8 | bellard | exit (1);
|
2647 | fdf9b3e8 | bellard | } |
2648 | fdf9b3e8 | bellard | process_pending_signals (env); |
2649 | fdf9b3e8 | bellard | } |
2650 | fdf9b3e8 | bellard | } |
2651 | fdf9b3e8 | bellard | #endif
|
2652 | fdf9b3e8 | bellard | |
2653 | 48733d19 | ths | #ifdef TARGET_CRIS
|
2654 | 05390248 | Andreas Färber | void cpu_loop(CPUCRISState *env)
|
2655 | 48733d19 | ths | { |
2656 | 878096ee | Andreas Färber | CPUState *cs = CPU(cris_env_get_cpu(env)); |
2657 | 48733d19 | ths | int trapnr, ret;
|
2658 | c227f099 | Anthony Liguori | target_siginfo_t info; |
2659 | 48733d19 | ths | |
2660 | 48733d19 | ths | while (1) { |
2661 | 48733d19 | ths | trapnr = cpu_cris_exec (env); |
2662 | 48733d19 | ths | switch (trapnr) {
|
2663 | 48733d19 | ths | case 0xaa: |
2664 | 48733d19 | ths | { |
2665 | 48733d19 | ths | info.si_signo = SIGSEGV; |
2666 | 48733d19 | ths | info.si_errno = 0;
|
2667 | 48733d19 | ths | /* XXX: check env->error_code */
|
2668 | 48733d19 | ths | info.si_code = TARGET_SEGV_MAPERR; |
2669 | e00c1e71 | edgar_igl | info._sifields._sigfault._addr = env->pregs[PR_EDA]; |
2670 | 624f7979 | pbrook | queue_signal(env, info.si_signo, &info); |
2671 | 48733d19 | ths | } |
2672 | 48733d19 | ths | break;
|
2673 | b6d3abda | edgar_igl | case EXCP_INTERRUPT:
|
2674 | b6d3abda | edgar_igl | /* just indicate that signals should be handled asap */
|
2675 | b6d3abda | edgar_igl | break;
|
2676 | 48733d19 | ths | case EXCP_BREAK:
|
2677 | 48733d19 | ths | ret = do_syscall(env, |
2678 | 48733d19 | ths | env->regs[9],
|
2679 | 48733d19 | ths | env->regs[10],
|
2680 | 48733d19 | ths | env->regs[11],
|
2681 | 48733d19 | ths | env->regs[12],
|
2682 | 48733d19 | ths | env->regs[13],
|
2683 | 48733d19 | ths | env->pregs[7],
|
2684 | 5945cfcb | Peter Maydell | env->pregs[11],
|
2685 | 5945cfcb | Peter Maydell | 0, 0); |
2686 | 48733d19 | ths | env->regs[10] = ret;
|
2687 | 48733d19 | ths | break;
|
2688 | 48733d19 | ths | case EXCP_DEBUG:
|
2689 | 48733d19 | ths | { |
2690 | 48733d19 | ths | int sig;
|
2691 | 48733d19 | ths | |
2692 | db6b81d4 | Andreas Färber | sig = gdb_handlesig(cs, TARGET_SIGTRAP); |
2693 | 48733d19 | ths | if (sig)
|
2694 | 48733d19 | ths | { |
2695 | 48733d19 | ths | info.si_signo = sig; |
2696 | 48733d19 | ths | info.si_errno = 0;
|
2697 | 48733d19 | ths | info.si_code = TARGET_TRAP_BRKPT; |
2698 | 624f7979 | pbrook | queue_signal(env, info.si_signo, &info); |
2699 | 48733d19 | ths | } |
2700 | 48733d19 | ths | } |
2701 | 48733d19 | ths | break;
|
2702 | 48733d19 | ths | default:
|
2703 | 48733d19 | ths | printf ("Unhandled trap: 0x%x\n", trapnr);
|
2704 | 878096ee | Andreas Färber | cpu_dump_state(cs, stderr, fprintf, 0);
|
2705 | 48733d19 | ths | exit (1);
|
2706 | 48733d19 | ths | } |
2707 | 48733d19 | ths | process_pending_signals (env); |
2708 | 48733d19 | ths | } |
2709 | 48733d19 | ths | } |
2710 | 48733d19 | ths | #endif
|
2711 | 48733d19 | ths | |
2712 | b779e29e | Edgar E. Iglesias | #ifdef TARGET_MICROBLAZE
|
2713 | 05390248 | Andreas Färber | void cpu_loop(CPUMBState *env)
|
2714 | b779e29e | Edgar E. Iglesias | { |
2715 | 878096ee | Andreas Färber | CPUState *cs = CPU(mb_env_get_cpu(env)); |
2716 | b779e29e | Edgar E. Iglesias | int trapnr, ret;
|
2717 | c227f099 | Anthony Liguori | target_siginfo_t info; |
2718 | b779e29e | Edgar E. Iglesias | |
2719 | b779e29e | Edgar E. Iglesias | while (1) { |
2720 | b779e29e | Edgar E. Iglesias | trapnr = cpu_mb_exec (env); |
2721 | b779e29e | Edgar E. Iglesias | switch (trapnr) {
|
2722 | b779e29e | Edgar E. Iglesias | case 0xaa: |
2723 | b779e29e | Edgar E. Iglesias | { |
2724 | b779e29e | Edgar E. Iglesias | info.si_signo = SIGSEGV; |
2725 | b779e29e | Edgar E. Iglesias | info.si_errno = 0;
|
2726 | b779e29e | Edgar E. Iglesias | /* XXX: check env->error_code */
|
2727 | b779e29e | Edgar E. Iglesias | info.si_code = TARGET_SEGV_MAPERR; |
2728 | b779e29e | Edgar E. Iglesias | info._sifields._sigfault._addr = 0;
|
2729 | b779e29e | Edgar E. Iglesias | queue_signal(env, info.si_signo, &info); |
2730 | b779e29e | Edgar E. Iglesias | } |
2731 | b779e29e | Edgar E. Iglesias | break;
|
2732 | b779e29e | Edgar E. Iglesias | case EXCP_INTERRUPT:
|
2733 | b779e29e | Edgar E. Iglesias | /* just indicate that signals should be handled asap */
|
2734 | b779e29e | Edgar E. Iglesias | break;
|
2735 | b779e29e | Edgar E. Iglesias | case EXCP_BREAK:
|
2736 | b779e29e | Edgar E. Iglesias | /* Return address is 4 bytes after the call. */
|
2737 | b779e29e | Edgar E. Iglesias | env->regs[14] += 4; |
2738 | d7dce494 | Edgar E. Iglesias | env->sregs[SR_PC] = env->regs[14];
|
2739 | b779e29e | Edgar E. Iglesias | ret = do_syscall(env, |
2740 | b779e29e | Edgar E. Iglesias | env->regs[12],
|
2741 | b779e29e | Edgar E. Iglesias | env->regs[5],
|
2742 | b779e29e | Edgar E. Iglesias | env->regs[6],
|
2743 | b779e29e | Edgar E. Iglesias | env->regs[7],
|
2744 | b779e29e | Edgar E. Iglesias | env->regs[8],
|
2745 | b779e29e | Edgar E. Iglesias | env->regs[9],
|
2746 | 5945cfcb | Peter Maydell | env->regs[10],
|
2747 | 5945cfcb | Peter Maydell | 0, 0); |
2748 | b779e29e | Edgar E. Iglesias | env->regs[3] = ret;
|
2749 | b779e29e | Edgar E. Iglesias | break;
|
2750 | b76da7e3 | Edgar E. Iglesias | case EXCP_HW_EXCP:
|
2751 | b76da7e3 | Edgar E. Iglesias | env->regs[17] = env->sregs[SR_PC] + 4; |
2752 | b76da7e3 | Edgar E. Iglesias | if (env->iflags & D_FLAG) {
|
2753 | b76da7e3 | Edgar E. Iglesias | env->sregs[SR_ESR] |= 1 << 12; |
2754 | b76da7e3 | Edgar E. Iglesias | env->sregs[SR_PC] -= 4;
|
2755 | b4916d7b | Dong Xu Wang | /* FIXME: if branch was immed, replay the imm as well. */
|
2756 | b76da7e3 | Edgar E. Iglesias | } |
2757 | b76da7e3 | Edgar E. Iglesias | |
2758 | b76da7e3 | Edgar E. Iglesias | env->iflags &= ~(IMM_FLAG | D_FLAG); |
2759 | b76da7e3 | Edgar E. Iglesias | |
2760 | b76da7e3 | Edgar E. Iglesias | switch (env->sregs[SR_ESR] & 31) { |
2761 | 22a78d64 | Edgar E. Iglesias | case ESR_EC_DIVZERO:
|
2762 | 22a78d64 | Edgar E. Iglesias | info.si_signo = SIGFPE; |
2763 | 22a78d64 | Edgar E. Iglesias | info.si_errno = 0;
|
2764 | 22a78d64 | Edgar E. Iglesias | info.si_code = TARGET_FPE_FLTDIV; |
2765 | 22a78d64 | Edgar E. Iglesias | info._sifields._sigfault._addr = 0;
|
2766 | 22a78d64 | Edgar E. Iglesias | queue_signal(env, info.si_signo, &info); |
2767 | 22a78d64 | Edgar E. Iglesias | break;
|
2768 | b76da7e3 | Edgar E. Iglesias | case ESR_EC_FPU:
|
2769 | b76da7e3 | Edgar E. Iglesias | info.si_signo = SIGFPE; |
2770 | b76da7e3 | Edgar E. Iglesias | info.si_errno = 0;
|
2771 | b76da7e3 | Edgar E. Iglesias | if (env->sregs[SR_FSR] & FSR_IO) {
|
2772 | b76da7e3 | Edgar E. Iglesias | info.si_code = TARGET_FPE_FLTINV; |
2773 | b76da7e3 | Edgar E. Iglesias | } |
2774 | b76da7e3 | Edgar E. Iglesias | if (env->sregs[SR_FSR] & FSR_DZ) {
|
2775 | b76da7e3 | Edgar E. Iglesias | info.si_code = TARGET_FPE_FLTDIV; |
2776 | b76da7e3 | Edgar E. Iglesias | } |
2777 | b76da7e3 | Edgar E. Iglesias | info._sifields._sigfault._addr = 0;
|
2778 | b76da7e3 | Edgar E. Iglesias | queue_signal(env, info.si_signo, &info); |
2779 | b76da7e3 | Edgar E. Iglesias | break;
|
2780 | b76da7e3 | Edgar E. Iglesias | default:
|
2781 | b76da7e3 | Edgar E. Iglesias | printf ("Unhandled hw-exception: 0x%x\n",
|
2782 | 2e42d52d | Edgar E. Iglesias | env->sregs[SR_ESR] & ESR_EC_MASK); |
2783 | 878096ee | Andreas Färber | cpu_dump_state(cs, stderr, fprintf, 0);
|
2784 | b76da7e3 | Edgar E. Iglesias | exit (1);
|
2785 | b76da7e3 | Edgar E. Iglesias | break;
|
2786 | b76da7e3 | Edgar E. Iglesias | } |
2787 | b76da7e3 | Edgar E. Iglesias | break;
|
2788 | b779e29e | Edgar E. Iglesias | case EXCP_DEBUG:
|
2789 | b779e29e | Edgar E. Iglesias | { |
2790 | b779e29e | Edgar E. Iglesias | int sig;
|
2791 | b779e29e | Edgar E. Iglesias | |
2792 | db6b81d4 | Andreas Färber | sig = gdb_handlesig(cs, TARGET_SIGTRAP); |
2793 | b779e29e | Edgar E. Iglesias | if (sig)
|
2794 | b779e29e | Edgar E. Iglesias | { |
2795 | b779e29e | Edgar E. Iglesias | info.si_signo = sig; |
2796 | b779e29e | Edgar E. Iglesias | info.si_errno = 0;
|
2797 | b779e29e | Edgar E. Iglesias | info.si_code = TARGET_TRAP_BRKPT; |
2798 | b779e29e | Edgar E. Iglesias | queue_signal(env, info.si_signo, &info); |
2799 | b779e29e | Edgar E. Iglesias | } |
2800 | b779e29e | Edgar E. Iglesias | } |
2801 | b779e29e | Edgar E. Iglesias | break;
|
2802 | b779e29e | Edgar E. Iglesias | default:
|
2803 | b779e29e | Edgar E. Iglesias | printf ("Unhandled trap: 0x%x\n", trapnr);
|
2804 | 878096ee | Andreas Färber | cpu_dump_state(cs, stderr, fprintf, 0);
|
2805 | b779e29e | Edgar E. Iglesias | exit (1);
|
2806 | b779e29e | Edgar E. Iglesias | } |
2807 | b779e29e | Edgar E. Iglesias | process_pending_signals (env); |
2808 | b779e29e | Edgar E. Iglesias | } |
2809 | b779e29e | Edgar E. Iglesias | } |
2810 | b779e29e | Edgar E. Iglesias | #endif
|
2811 | b779e29e | Edgar E. Iglesias | |
2812 | e6e5906b | pbrook | #ifdef TARGET_M68K
|
2813 | e6e5906b | pbrook | |
2814 | e6e5906b | pbrook | void cpu_loop(CPUM68KState *env)
|
2815 | e6e5906b | pbrook | { |
2816 | 878096ee | Andreas Färber | CPUState *cs = CPU(m68k_env_get_cpu(env)); |
2817 | e6e5906b | pbrook | int trapnr;
|
2818 | e6e5906b | pbrook | unsigned int n; |
2819 | c227f099 | Anthony Liguori | target_siginfo_t info; |
2820 | e6e5906b | pbrook | TaskState *ts = env->opaque; |
2821 | 3b46e624 | ths | |
2822 | e6e5906b | pbrook | for(;;) {
|
2823 | e6e5906b | pbrook | trapnr = cpu_m68k_exec(env); |
2824 | e6e5906b | pbrook | switch(trapnr) {
|
2825 | e6e5906b | pbrook | case EXCP_ILLEGAL:
|
2826 | e6e5906b | pbrook | { |
2827 | e6e5906b | pbrook | if (ts->sim_syscalls) {
|
2828 | e6e5906b | pbrook | uint16_t nr; |
2829 | e6e5906b | pbrook | nr = lduw(env->pc + 2);
|
2830 | e6e5906b | pbrook | env->pc += 4;
|
2831 | e6e5906b | pbrook | do_m68k_simcall(env, nr); |
2832 | e6e5906b | pbrook | } else {
|
2833 | e6e5906b | pbrook | goto do_sigill;
|
2834 | e6e5906b | pbrook | } |
2835 | e6e5906b | pbrook | } |
2836 | e6e5906b | pbrook | break;
|
2837 | a87295e8 | pbrook | case EXCP_HALT_INSN:
|
2838 | e6e5906b | pbrook | /* Semihosing syscall. */
|
2839 | a87295e8 | pbrook | env->pc += 4;
|
2840 | e6e5906b | pbrook | do_m68k_semihosting(env, env->dregs[0]);
|
2841 | e6e5906b | pbrook | break;
|
2842 | e6e5906b | pbrook | case EXCP_LINEA:
|
2843 | e6e5906b | pbrook | case EXCP_LINEF:
|
2844 | e6e5906b | pbrook | case EXCP_UNSUPPORTED:
|
2845 | e6e5906b | pbrook | do_sigill:
|
2846 | e6e5906b | pbrook | info.si_signo = SIGILL; |
2847 | e6e5906b | pbrook | info.si_errno = 0;
|
2848 | e6e5906b | pbrook | info.si_code = TARGET_ILL_ILLOPN; |
2849 | e6e5906b | pbrook | info._sifields._sigfault._addr = env->pc; |
2850 | 624f7979 | pbrook | queue_signal(env, info.si_signo, &info); |
2851 | e6e5906b | pbrook | break;
|
2852 | e6e5906b | pbrook | case EXCP_TRAP0:
|
2853 | e6e5906b | pbrook | { |
2854 | e6e5906b | pbrook | ts->sim_syscalls = 0;
|
2855 | e6e5906b | pbrook | n = env->dregs[0];
|
2856 | e6e5906b | pbrook | env->pc += 2;
|
2857 | 5fafdf24 | ths | env->dregs[0] = do_syscall(env,
|
2858 | 5fafdf24 | ths | n, |
2859 | e6e5906b | pbrook | env->dregs[1],
|
2860 | e6e5906b | pbrook | env->dregs[2],
|
2861 | e6e5906b | pbrook | env->dregs[3],
|
2862 | e6e5906b | pbrook | env->dregs[4],
|
2863 | e6e5906b | pbrook | env->dregs[5],
|
2864 | 5945cfcb | Peter Maydell | env->aregs[0],
|
2865 | 5945cfcb | Peter Maydell | 0, 0); |
2866 | e6e5906b | pbrook | } |
2867 | e6e5906b | pbrook | break;
|
2868 | e6e5906b | pbrook | case EXCP_INTERRUPT:
|
2869 | e6e5906b | pbrook | /* just indicate that signals should be handled asap */
|
2870 | e6e5906b | pbrook | break;
|
2871 | e6e5906b | pbrook | case EXCP_ACCESS:
|
2872 | e6e5906b | pbrook | { |
2873 | e6e5906b | pbrook | info.si_signo = SIGSEGV; |
2874 | e6e5906b | pbrook | info.si_errno = 0;
|
2875 | e6e5906b | pbrook | /* XXX: check env->error_code */
|
2876 | e6e5906b | pbrook | info.si_code = TARGET_SEGV_MAPERR; |
2877 | e6e5906b | pbrook | info._sifields._sigfault._addr = env->mmu.ar; |
2878 | 624f7979 | pbrook | queue_signal(env, info.si_signo, &info); |
2879 | e6e5906b | pbrook | } |
2880 | e6e5906b | pbrook | break;
|
2881 | e6e5906b | pbrook | case EXCP_DEBUG:
|
2882 | e6e5906b | pbrook | { |
2883 | e6e5906b | pbrook | int sig;
|
2884 | e6e5906b | pbrook | |
2885 | db6b81d4 | Andreas Färber | sig = gdb_handlesig(cs, TARGET_SIGTRAP); |
2886 | e6e5906b | pbrook | if (sig)
|
2887 | e6e5906b | pbrook | { |
2888 | e6e5906b | pbrook | info.si_signo = sig; |
2889 | e6e5906b | pbrook | info.si_errno = 0;
|
2890 | e6e5906b | pbrook | info.si_code = TARGET_TRAP_BRKPT; |
2891 | 624f7979 | pbrook | queue_signal(env, info.si_signo, &info); |
2892 | e6e5906b | pbrook | } |
2893 | e6e5906b | pbrook | } |
2894 | e6e5906b | pbrook | break;
|
2895 | e6e5906b | pbrook | default:
|
2896 | 5fafdf24 | ths | fprintf(stderr, "qemu: unhandled CPU exception 0x%x - aborting\n",
|
2897 | e6e5906b | pbrook | trapnr); |
2898 | 878096ee | Andreas Färber | cpu_dump_state(cs, stderr, fprintf, 0);
|
2899 | e6e5906b | pbrook | abort(); |
2900 | e6e5906b | pbrook | } |
2901 | e6e5906b | pbrook | process_pending_signals(env); |
2902 | e6e5906b | pbrook | } |
2903 | e6e5906b | pbrook | } |
2904 | e6e5906b | pbrook | #endif /* TARGET_M68K */ |
2905 | e6e5906b | pbrook | |
2906 | 7a3148a9 | j_mayer | #ifdef TARGET_ALPHA
|
2907 | 6910b8f6 | Richard Henderson | static void do_store_exclusive(CPUAlphaState *env, int reg, int quad) |
2908 | 6910b8f6 | Richard Henderson | { |
2909 | 6910b8f6 | Richard Henderson | target_ulong addr, val, tmp; |
2910 | 6910b8f6 | Richard Henderson | target_siginfo_t info; |
2911 | 6910b8f6 | Richard Henderson | int ret = 0; |
2912 | 6910b8f6 | Richard Henderson | |
2913 | 6910b8f6 | Richard Henderson | addr = env->lock_addr; |
2914 | 6910b8f6 | Richard Henderson | tmp = env->lock_st_addr; |
2915 | 6910b8f6 | Richard Henderson | env->lock_addr = -1;
|
2916 | 6910b8f6 | Richard Henderson | env->lock_st_addr = 0;
|
2917 | 6910b8f6 | Richard Henderson | |
2918 | 6910b8f6 | Richard Henderson | start_exclusive(); |
2919 | 6910b8f6 | Richard Henderson | mmap_lock(); |
2920 | 6910b8f6 | Richard Henderson | |
2921 | 6910b8f6 | Richard Henderson | if (addr == tmp) {
|
2922 | 6910b8f6 | Richard Henderson | if (quad ? get_user_s64(val, addr) : get_user_s32(val, addr)) {
|
2923 | 6910b8f6 | Richard Henderson | goto do_sigsegv;
|
2924 | 6910b8f6 | Richard Henderson | } |
2925 | 6910b8f6 | Richard Henderson | |
2926 | 6910b8f6 | Richard Henderson | if (val == env->lock_value) {
|
2927 | 6910b8f6 | Richard Henderson | tmp = env->ir[reg]; |
2928 | 6910b8f6 | Richard Henderson | if (quad ? put_user_u64(tmp, addr) : put_user_u32(tmp, addr)) {
|
2929 | 6910b8f6 | Richard Henderson | goto do_sigsegv;
|
2930 | 6910b8f6 | Richard Henderson | } |
2931 | 6910b8f6 | Richard Henderson | ret = 1;
|
2932 | 6910b8f6 | Richard Henderson | } |
2933 | 6910b8f6 | Richard Henderson | } |
2934 | 6910b8f6 | Richard Henderson | env->ir[reg] = ret; |
2935 | 6910b8f6 | Richard Henderson | env->pc += 4;
|
2936 | 6910b8f6 | Richard Henderson | |
2937 | 6910b8f6 | Richard Henderson | mmap_unlock(); |
2938 | 6910b8f6 | Richard Henderson | end_exclusive(); |
2939 | 6910b8f6 | Richard Henderson | return;
|
2940 | 6910b8f6 | Richard Henderson | |
2941 | 6910b8f6 | Richard Henderson | do_sigsegv:
|
2942 | 6910b8f6 | Richard Henderson | mmap_unlock(); |
2943 | 6910b8f6 | Richard Henderson | end_exclusive(); |
2944 | 6910b8f6 | Richard Henderson | |
2945 | 6910b8f6 | Richard Henderson | info.si_signo = TARGET_SIGSEGV; |
2946 | 6910b8f6 | Richard Henderson | info.si_errno = 0;
|
2947 | 6910b8f6 | Richard Henderson | info.si_code = TARGET_SEGV_MAPERR; |
2948 | 6910b8f6 | Richard Henderson | info._sifields._sigfault._addr = addr; |
2949 | 6910b8f6 | Richard Henderson | queue_signal(env, TARGET_SIGSEGV, &info); |
2950 | 6910b8f6 | Richard Henderson | } |
2951 | 6910b8f6 | Richard Henderson | |
2952 | 05390248 | Andreas Färber | void cpu_loop(CPUAlphaState *env)
|
2953 | 7a3148a9 | j_mayer | { |
2954 | 878096ee | Andreas Färber | CPUState *cs = CPU(alpha_env_get_cpu(env)); |
2955 | e96efcfc | j_mayer | int trapnr;
|
2956 | c227f099 | Anthony Liguori | target_siginfo_t info; |
2957 | 6049f4f8 | Richard Henderson | abi_long sysret; |
2958 | 3b46e624 | ths | |
2959 | 7a3148a9 | j_mayer | while (1) { |
2960 | 7a3148a9 | j_mayer | trapnr = cpu_alpha_exec (env); |
2961 | 3b46e624 | ths | |
2962 | ac316ca4 | Richard Henderson | /* All of the traps imply a transition through PALcode, which
|
2963 | ac316ca4 | Richard Henderson | implies an REI instruction has been executed. Which means
|
2964 | ac316ca4 | Richard Henderson | that the intr_flag should be cleared. */
|
2965 | ac316ca4 | Richard Henderson | env->intr_flag = 0;
|
2966 | ac316ca4 | Richard Henderson | |
2967 | 7a3148a9 | j_mayer | switch (trapnr) {
|
2968 | 7a3148a9 | j_mayer | case EXCP_RESET:
|
2969 | 7a3148a9 | j_mayer | fprintf(stderr, "Reset requested. Exit\n");
|
2970 | 7a3148a9 | j_mayer | exit(1);
|
2971 | 7a3148a9 | j_mayer | break;
|
2972 | 7a3148a9 | j_mayer | case EXCP_MCHK:
|
2973 | 7a3148a9 | j_mayer | fprintf(stderr, "Machine check exception. Exit\n");
|
2974 | 7a3148a9 | j_mayer | exit(1);
|
2975 | 7a3148a9 | j_mayer | break;
|
2976 | 07b6c13b | Richard Henderson | case EXCP_SMP_INTERRUPT:
|
2977 | 07b6c13b | Richard Henderson | case EXCP_CLK_INTERRUPT:
|
2978 | 07b6c13b | Richard Henderson | case EXCP_DEV_INTERRUPT:
|
2979 | 5fafdf24 | ths | fprintf(stderr, "External interrupt. Exit\n");
|
2980 | 7a3148a9 | j_mayer | exit(1);
|
2981 | 7a3148a9 | j_mayer | break;
|
2982 | 07b6c13b | Richard Henderson | case EXCP_MMFAULT:
|
2983 | 6910b8f6 | Richard Henderson | env->lock_addr = -1;
|
2984 | 6049f4f8 | Richard Henderson | info.si_signo = TARGET_SIGSEGV; |
2985 | 6049f4f8 | Richard Henderson | info.si_errno = 0;
|
2986 | 129d8aa5 | Richard Henderson | info.si_code = (page_get_flags(env->trap_arg0) & PAGE_VALID |
2987 | 0be1d07c | Richard Henderson | ? TARGET_SEGV_ACCERR : TARGET_SEGV_MAPERR); |
2988 | 129d8aa5 | Richard Henderson | info._sifields._sigfault._addr = env->trap_arg0; |
2989 | 6049f4f8 | Richard Henderson | queue_signal(env, info.si_signo, &info); |
2990 | 7a3148a9 | j_mayer | break;
|
2991 | 7a3148a9 | j_mayer | case EXCP_UNALIGN:
|
2992 | 6910b8f6 | Richard Henderson | env->lock_addr = -1;
|
2993 | 6049f4f8 | Richard Henderson | info.si_signo = TARGET_SIGBUS; |
2994 | 6049f4f8 | Richard Henderson | info.si_errno = 0;
|
2995 | 6049f4f8 | Richard Henderson | info.si_code = TARGET_BUS_ADRALN; |
2996 | 129d8aa5 | Richard Henderson | info._sifields._sigfault._addr = env->trap_arg0; |
2997 | 6049f4f8 | Richard Henderson | queue_signal(env, info.si_signo, &info); |
2998 | 7a3148a9 | j_mayer | break;
|
2999 | 7a3148a9 | j_mayer | case EXCP_OPCDEC:
|
3000 | 6049f4f8 | Richard Henderson | do_sigill:
|
3001 | 6910b8f6 | Richard Henderson | env->lock_addr = -1;
|
3002 | 6049f4f8 | Richard Henderson | info.si_signo = TARGET_SIGILL; |
3003 | 6049f4f8 | Richard Henderson | info.si_errno = 0;
|
3004 | 6049f4f8 | Richard Henderson | info.si_code = TARGET_ILL_ILLOPC; |
3005 | 6049f4f8 | Richard Henderson | info._sifields._sigfault._addr = env->pc; |
3006 | 6049f4f8 | Richard Henderson | queue_signal(env, info.si_signo, &info); |
3007 | 7a3148a9 | j_mayer | break;
|
3008 | 07b6c13b | Richard Henderson | case EXCP_ARITH:
|
3009 | 07b6c13b | Richard Henderson | env->lock_addr = -1;
|
3010 | 07b6c13b | Richard Henderson | info.si_signo = TARGET_SIGFPE; |
3011 | 07b6c13b | Richard Henderson | info.si_errno = 0;
|
3012 | 07b6c13b | Richard Henderson | info.si_code = TARGET_FPE_FLTINV; |
3013 | 07b6c13b | Richard Henderson | info._sifields._sigfault._addr = env->pc; |
3014 | 07b6c13b | Richard Henderson | queue_signal(env, info.si_signo, &info); |
3015 | 07b6c13b | Richard Henderson | break;
|
3016 | 7a3148a9 | j_mayer | case EXCP_FEN:
|
3017 | 6049f4f8 | Richard Henderson | /* No-op. Linux simply re-enables the FPU. */
|
3018 | 7a3148a9 | j_mayer | break;
|
3019 | 07b6c13b | Richard Henderson | case EXCP_CALL_PAL:
|
3020 | 6910b8f6 | Richard Henderson | env->lock_addr = -1;
|
3021 | 07b6c13b | Richard Henderson | switch (env->error_code) {
|
3022 | 6049f4f8 | Richard Henderson | case 0x80: |
3023 | 6049f4f8 | Richard Henderson | /* BPT */
|
3024 | 6049f4f8 | Richard Henderson | info.si_signo = TARGET_SIGTRAP; |
3025 | 6049f4f8 | Richard Henderson | info.si_errno = 0;
|
3026 | 6049f4f8 | Richard Henderson | info.si_code = TARGET_TRAP_BRKPT; |
3027 | 6049f4f8 | Richard Henderson | info._sifields._sigfault._addr = env->pc; |
3028 | 6049f4f8 | Richard Henderson | queue_signal(env, info.si_signo, &info); |
3029 | 6049f4f8 | Richard Henderson | break;
|
3030 | 6049f4f8 | Richard Henderson | case 0x81: |
3031 | 6049f4f8 | Richard Henderson | /* BUGCHK */
|
3032 | 6049f4f8 | Richard Henderson | info.si_signo = TARGET_SIGTRAP; |
3033 | 6049f4f8 | Richard Henderson | info.si_errno = 0;
|
3034 | 6049f4f8 | Richard Henderson | info.si_code = 0;
|
3035 | 6049f4f8 | Richard Henderson | info._sifields._sigfault._addr = env->pc; |
3036 | 6049f4f8 | Richard Henderson | queue_signal(env, info.si_signo, &info); |
3037 | 6049f4f8 | Richard Henderson | break;
|
3038 | 6049f4f8 | Richard Henderson | case 0x83: |
3039 | 6049f4f8 | Richard Henderson | /* CALLSYS */
|
3040 | 6049f4f8 | Richard Henderson | trapnr = env->ir[IR_V0]; |
3041 | 6049f4f8 | Richard Henderson | sysret = do_syscall(env, trapnr, |
3042 | 6049f4f8 | Richard Henderson | env->ir[IR_A0], env->ir[IR_A1], |
3043 | 6049f4f8 | Richard Henderson | env->ir[IR_A2], env->ir[IR_A3], |
3044 | 5945cfcb | Peter Maydell | env->ir[IR_A4], env->ir[IR_A5], |
3045 | 5945cfcb | Peter Maydell | 0, 0); |
3046 | a5b3b13b | Richard Henderson | if (trapnr == TARGET_NR_sigreturn
|
3047 | a5b3b13b | Richard Henderson | || trapnr == TARGET_NR_rt_sigreturn) { |
3048 | a5b3b13b | Richard Henderson | break;
|
3049 | a5b3b13b | Richard Henderson | } |
3050 | a5b3b13b | Richard Henderson | /* Syscall writes 0 to V0 to bypass error check, similar
|
3051 | 0e141977 | Richard Henderson | to how this is handled internal to Linux kernel.
|
3052 | 0e141977 | Richard Henderson | (Ab)use trapnr temporarily as boolean indicating error. */
|
3053 | 0e141977 | Richard Henderson | trapnr = (env->ir[IR_V0] != 0 && sysret < 0); |
3054 | 0e141977 | Richard Henderson | env->ir[IR_V0] = (trapnr ? -sysret : sysret); |
3055 | 0e141977 | Richard Henderson | env->ir[IR_A3] = trapnr; |
3056 | 6049f4f8 | Richard Henderson | break;
|
3057 | 6049f4f8 | Richard Henderson | case 0x86: |
3058 | 6049f4f8 | Richard Henderson | /* IMB */
|
3059 | 6049f4f8 | Richard Henderson | /* ??? We can probably elide the code using page_unprotect
|
3060 | 6049f4f8 | Richard Henderson | that is checking for self-modifying code. Instead we
|
3061 | 6049f4f8 | Richard Henderson | could simply call tb_flush here. Until we work out the
|
3062 | 6049f4f8 | Richard Henderson | changes required to turn off the extra write protection,
|
3063 | 6049f4f8 | Richard Henderson | this can be a no-op. */
|
3064 | 6049f4f8 | Richard Henderson | break;
|
3065 | 6049f4f8 | Richard Henderson | case 0x9E: |
3066 | 6049f4f8 | Richard Henderson | /* RDUNIQUE */
|
3067 | 6049f4f8 | Richard Henderson | /* Handled in the translator for usermode. */
|
3068 | 6049f4f8 | Richard Henderson | abort(); |
3069 | 6049f4f8 | Richard Henderson | case 0x9F: |
3070 | 6049f4f8 | Richard Henderson | /* WRUNIQUE */
|
3071 | 6049f4f8 | Richard Henderson | /* Handled in the translator for usermode. */
|
3072 | 6049f4f8 | Richard Henderson | abort(); |
3073 | 6049f4f8 | Richard Henderson | case 0xAA: |
3074 | 6049f4f8 | Richard Henderson | /* GENTRAP */
|
3075 | 6049f4f8 | Richard Henderson | info.si_signo = TARGET_SIGFPE; |
3076 | 6049f4f8 | Richard Henderson | switch (env->ir[IR_A0]) {
|
3077 | 6049f4f8 | Richard Henderson | case TARGET_GEN_INTOVF:
|
3078 | 6049f4f8 | Richard Henderson | info.si_code = TARGET_FPE_INTOVF; |
3079 | 6049f4f8 | Richard Henderson | break;
|
3080 | 6049f4f8 | Richard Henderson | case TARGET_GEN_INTDIV:
|
3081 | 6049f4f8 | Richard Henderson | info.si_code = TARGET_FPE_INTDIV; |
3082 | 6049f4f8 | Richard Henderson | break;
|
3083 | 6049f4f8 | Richard Henderson | case TARGET_GEN_FLTOVF:
|
3084 | 6049f4f8 | Richard Henderson | info.si_code = TARGET_FPE_FLTOVF; |
3085 | 6049f4f8 | Richard Henderson | break;
|
3086 | 6049f4f8 | Richard Henderson | case TARGET_GEN_FLTUND:
|
3087 | 6049f4f8 | Richard Henderson | info.si_code = TARGET_FPE_FLTUND; |
3088 | 6049f4f8 | Richard Henderson | break;
|
3089 | 6049f4f8 | Richard Henderson | case TARGET_GEN_FLTINV:
|
3090 | 6049f4f8 | Richard Henderson | info.si_code = TARGET_FPE_FLTINV; |
3091 | 6049f4f8 | Richard Henderson | break;
|
3092 | 6049f4f8 | Richard Henderson | case TARGET_GEN_FLTINE:
|
3093 | 6049f4f8 | Richard Henderson | info.si_code = TARGET_FPE_FLTRES; |
3094 | 6049f4f8 | Richard Henderson | break;
|
3095 | 6049f4f8 | Richard Henderson | case TARGET_GEN_ROPRAND:
|
3096 | 6049f4f8 | Richard Henderson | info.si_code = 0;
|
3097 | 6049f4f8 | Richard Henderson | break;
|
3098 | 6049f4f8 | Richard Henderson | default:
|
3099 | 6049f4f8 | Richard Henderson | info.si_signo = TARGET_SIGTRAP; |
3100 | 6049f4f8 | Richard Henderson | info.si_code = 0;
|
3101 | 6049f4f8 | Richard Henderson | break;
|
3102 | 6049f4f8 | Richard Henderson | } |
3103 | 6049f4f8 | Richard Henderson | info.si_errno = 0;
|
3104 | 6049f4f8 | Richard Henderson | info._sifields._sigfault._addr = env->pc; |
3105 | 6049f4f8 | Richard Henderson | queue_signal(env, info.si_signo, &info); |
3106 | 6049f4f8 | Richard Henderson | break;
|
3107 | 6049f4f8 | Richard Henderson | default:
|
3108 | 6049f4f8 | Richard Henderson | goto do_sigill;
|
3109 | 6049f4f8 | Richard Henderson | } |
3110 | 7a3148a9 | j_mayer | break;
|
3111 | 7a3148a9 | j_mayer | case EXCP_DEBUG:
|
3112 | db6b81d4 | Andreas Färber | info.si_signo = gdb_handlesig(cs, TARGET_SIGTRAP); |
3113 | 6049f4f8 | Richard Henderson | if (info.si_signo) {
|
3114 | 6910b8f6 | Richard Henderson | env->lock_addr = -1;
|
3115 | 6049f4f8 | Richard Henderson | info.si_errno = 0;
|
3116 | 6049f4f8 | Richard Henderson | info.si_code = TARGET_TRAP_BRKPT; |
3117 | 6049f4f8 | Richard Henderson | queue_signal(env, info.si_signo, &info); |
3118 | 7a3148a9 | j_mayer | } |
3119 | 7a3148a9 | j_mayer | break;
|
3120 | 6910b8f6 | Richard Henderson | case EXCP_STL_C:
|
3121 | 6910b8f6 | Richard Henderson | case EXCP_STQ_C:
|
3122 | 6910b8f6 | Richard Henderson | do_store_exclusive(env, env->error_code, trapnr - EXCP_STL_C); |
3123 | 6910b8f6 | Richard Henderson | break;
|
3124 | d0f20495 | Richard Henderson | case EXCP_INTERRUPT:
|
3125 | d0f20495 | Richard Henderson | /* Just indicate that signals should be handled asap. */
|
3126 | d0f20495 | Richard Henderson | break;
|
3127 | 7a3148a9 | j_mayer | default:
|
3128 | 7a3148a9 | j_mayer | printf ("Unhandled trap: 0x%x\n", trapnr);
|
3129 | 878096ee | Andreas Färber | cpu_dump_state(cs, stderr, fprintf, 0);
|
3130 | 7a3148a9 | j_mayer | exit (1);
|
3131 | 7a3148a9 | j_mayer | } |
3132 | 7a3148a9 | j_mayer | process_pending_signals (env); |
3133 | 7a3148a9 | j_mayer | } |
3134 | 7a3148a9 | j_mayer | } |
3135 | 7a3148a9 | j_mayer | #endif /* TARGET_ALPHA */ |
3136 | 7a3148a9 | j_mayer | |
3137 | a4c075f1 | Ulrich Hecht | #ifdef TARGET_S390X
|
3138 | a4c075f1 | Ulrich Hecht | void cpu_loop(CPUS390XState *env)
|
3139 | a4c075f1 | Ulrich Hecht | { |
3140 | 878096ee | Andreas Färber | CPUState *cs = CPU(s390_env_get_cpu(env)); |
3141 | d5a103cd | Richard Henderson | int trapnr, n, sig;
|
3142 | a4c075f1 | Ulrich Hecht | target_siginfo_t info; |
3143 | d5a103cd | Richard Henderson | target_ulong addr; |
3144 | a4c075f1 | Ulrich Hecht | |
3145 | a4c075f1 | Ulrich Hecht | while (1) { |
3146 | d5a103cd | Richard Henderson | trapnr = cpu_s390x_exec(env); |
3147 | a4c075f1 | Ulrich Hecht | switch (trapnr) {
|
3148 | a4c075f1 | Ulrich Hecht | case EXCP_INTERRUPT:
|
3149 | d5a103cd | Richard Henderson | /* Just indicate that signals should be handled asap. */
|
3150 | a4c075f1 | Ulrich Hecht | break;
|
3151 | a4c075f1 | Ulrich Hecht | |
3152 | d5a103cd | Richard Henderson | case EXCP_SVC:
|
3153 | d5a103cd | Richard Henderson | n = env->int_svc_code; |
3154 | d5a103cd | Richard Henderson | if (!n) {
|
3155 | d5a103cd | Richard Henderson | /* syscalls > 255 */
|
3156 | d5a103cd | Richard Henderson | n = env->regs[1];
|
3157 | a4c075f1 | Ulrich Hecht | } |
3158 | d5a103cd | Richard Henderson | env->psw.addr += env->int_svc_ilen; |
3159 | d5a103cd | Richard Henderson | env->regs[2] = do_syscall(env, n, env->regs[2], env->regs[3], |
3160 | d5a103cd | Richard Henderson | env->regs[4], env->regs[5], |
3161 | d5a103cd | Richard Henderson | env->regs[6], env->regs[7], 0, 0); |
3162 | a4c075f1 | Ulrich Hecht | break;
|
3163 | d5a103cd | Richard Henderson | |
3164 | d5a103cd | Richard Henderson | case EXCP_DEBUG:
|
3165 | db6b81d4 | Andreas Färber | sig = gdb_handlesig(cs, TARGET_SIGTRAP); |
3166 | d5a103cd | Richard Henderson | if (sig) {
|
3167 | d5a103cd | Richard Henderson | n = TARGET_TRAP_BRKPT; |
3168 | d5a103cd | Richard Henderson | goto do_signal_pc;
|
3169 | a4c075f1 | Ulrich Hecht | } |
3170 | a4c075f1 | Ulrich Hecht | break;
|
3171 | d5a103cd | Richard Henderson | case EXCP_PGM:
|
3172 | d5a103cd | Richard Henderson | n = env->int_pgm_code; |
3173 | d5a103cd | Richard Henderson | switch (n) {
|
3174 | d5a103cd | Richard Henderson | case PGM_OPERATION:
|
3175 | d5a103cd | Richard Henderson | case PGM_PRIVILEGED:
|
3176 | d5a103cd | Richard Henderson | sig = SIGILL; |
3177 | d5a103cd | Richard Henderson | n = TARGET_ILL_ILLOPC; |
3178 | d5a103cd | Richard Henderson | goto do_signal_pc;
|
3179 | d5a103cd | Richard Henderson | case PGM_PROTECTION:
|
3180 | d5a103cd | Richard Henderson | case PGM_ADDRESSING:
|
3181 | d5a103cd | Richard Henderson | sig = SIGSEGV; |
3182 | a4c075f1 | Ulrich Hecht | /* XXX: check env->error_code */
|
3183 | d5a103cd | Richard Henderson | n = TARGET_SEGV_MAPERR; |
3184 | d5a103cd | Richard Henderson | addr = env->__excp_addr; |
3185 | d5a103cd | Richard Henderson | goto do_signal;
|
3186 | d5a103cd | Richard Henderson | case PGM_EXECUTE:
|
3187 | d5a103cd | Richard Henderson | case PGM_SPECIFICATION:
|
3188 | d5a103cd | Richard Henderson | case PGM_SPECIAL_OP:
|
3189 | d5a103cd | Richard Henderson | case PGM_OPERAND:
|
3190 | d5a103cd | Richard Henderson | do_sigill_opn:
|
3191 | d5a103cd | Richard Henderson | sig = SIGILL; |
3192 | d5a103cd | Richard Henderson | n = TARGET_ILL_ILLOPN; |
3193 | d5a103cd | Richard Henderson | goto do_signal_pc;
|
3194 | d5a103cd | Richard Henderson | |
3195 | d5a103cd | Richard Henderson | case PGM_FIXPT_OVERFLOW:
|
3196 | d5a103cd | Richard Henderson | sig = SIGFPE; |
3197 | d5a103cd | Richard Henderson | n = TARGET_FPE_INTOVF; |
3198 | d5a103cd | Richard Henderson | goto do_signal_pc;
|
3199 | d5a103cd | Richard Henderson | case PGM_FIXPT_DIVIDE:
|
3200 | d5a103cd | Richard Henderson | sig = SIGFPE; |
3201 | d5a103cd | Richard Henderson | n = TARGET_FPE_INTDIV; |
3202 | d5a103cd | Richard Henderson | goto do_signal_pc;
|
3203 | d5a103cd | Richard Henderson | |
3204 | d5a103cd | Richard Henderson | case PGM_DATA:
|
3205 | d5a103cd | Richard Henderson | n = (env->fpc >> 8) & 0xff; |
3206 | d5a103cd | Richard Henderson | if (n == 0xff) { |
3207 | d5a103cd | Richard Henderson | /* compare-and-trap */
|
3208 | d5a103cd | Richard Henderson | goto do_sigill_opn;
|
3209 | d5a103cd | Richard Henderson | } else {
|
3210 | d5a103cd | Richard Henderson | /* An IEEE exception, simulated or otherwise. */
|
3211 | d5a103cd | Richard Henderson | if (n & 0x80) { |
3212 | d5a103cd | Richard Henderson | n = TARGET_FPE_FLTINV; |
3213 | d5a103cd | Richard Henderson | } else if (n & 0x40) { |
3214 | d5a103cd | Richard Henderson | n = TARGET_FPE_FLTDIV; |
3215 | d5a103cd | Richard Henderson | } else if (n & 0x20) { |
3216 | d5a103cd | Richard Henderson | n = TARGET_FPE_FLTOVF; |
3217 | d5a103cd | Richard Henderson | } else if (n & 0x10) { |
3218 | d5a103cd | Richard Henderson | n = TARGET_FPE_FLTUND; |
3219 | d5a103cd | Richard Henderson | } else if (n & 0x08) { |
3220 | d5a103cd | Richard Henderson | n = TARGET_FPE_FLTRES; |
3221 | d5a103cd | Richard Henderson | } else {
|
3222 | d5a103cd | Richard Henderson | /* ??? Quantum exception; BFP, DFP error. */
|
3223 | d5a103cd | Richard Henderson | goto do_sigill_opn;
|
3224 | d5a103cd | Richard Henderson | } |
3225 | d5a103cd | Richard Henderson | sig = SIGFPE; |
3226 | d5a103cd | Richard Henderson | goto do_signal_pc;
|
3227 | d5a103cd | Richard Henderson | } |
3228 | d5a103cd | Richard Henderson | |
3229 | d5a103cd | Richard Henderson | default:
|
3230 | d5a103cd | Richard Henderson | fprintf(stderr, "Unhandled program exception: %#x\n", n);
|
3231 | 878096ee | Andreas Färber | cpu_dump_state(cs, stderr, fprintf, 0);
|
3232 | d5a103cd | Richard Henderson | exit(1);
|
3233 | a4c075f1 | Ulrich Hecht | } |
3234 | a4c075f1 | Ulrich Hecht | break;
|
3235 | d5a103cd | Richard Henderson | |
3236 | d5a103cd | Richard Henderson | do_signal_pc:
|
3237 | d5a103cd | Richard Henderson | addr = env->psw.addr; |
3238 | d5a103cd | Richard Henderson | do_signal:
|
3239 | d5a103cd | Richard Henderson | info.si_signo = sig; |
3240 | d5a103cd | Richard Henderson | info.si_errno = 0;
|
3241 | d5a103cd | Richard Henderson | info.si_code = n; |
3242 | d5a103cd | Richard Henderson | info._sifields._sigfault._addr = addr; |
3243 | d5a103cd | Richard Henderson | queue_signal(env, info.si_signo, &info); |
3244 | a4c075f1 | Ulrich Hecht | break;
|
3245 | d5a103cd | Richard Henderson | |
3246 | a4c075f1 | Ulrich Hecht | default:
|
3247 | d5a103cd | Richard Henderson | fprintf(stderr, "Unhandled trap: 0x%x\n", trapnr);
|
3248 | 878096ee | Andreas Färber | cpu_dump_state(cs, stderr, fprintf, 0);
|
3249 | d5a103cd | Richard Henderson | exit(1);
|
3250 | a4c075f1 | Ulrich Hecht | } |
3251 | a4c075f1 | Ulrich Hecht | process_pending_signals (env); |
3252 | a4c075f1 | Ulrich Hecht | } |
3253 | a4c075f1 | Ulrich Hecht | } |
3254 | a4c075f1 | Ulrich Hecht | |
3255 | a4c075f1 | Ulrich Hecht | #endif /* TARGET_S390X */ |
3256 | a4c075f1 | Ulrich Hecht | |
3257 | a2247f8e | Andreas Färber | THREAD CPUState *thread_cpu; |
3258 | 59faf6d6 | bellard | |
3259 | edf8e2af | Mika Westerberg | void task_settid(TaskState *ts)
|
3260 | edf8e2af | Mika Westerberg | { |
3261 | edf8e2af | Mika Westerberg | if (ts->ts_tid == 0) { |
3262 | edf8e2af | Mika Westerberg | ts->ts_tid = (pid_t)syscall(SYS_gettid); |
3263 | edf8e2af | Mika Westerberg | } |
3264 | edf8e2af | Mika Westerberg | } |
3265 | edf8e2af | Mika Westerberg | |
3266 | edf8e2af | Mika Westerberg | void stop_all_tasks(void) |
3267 | edf8e2af | Mika Westerberg | { |
3268 | edf8e2af | Mika Westerberg | /*
|
3269 | edf8e2af | Mika Westerberg | * We trust that when using NPTL, start_exclusive()
|
3270 | edf8e2af | Mika Westerberg | * handles thread stopping correctly.
|
3271 | edf8e2af | Mika Westerberg | */
|
3272 | edf8e2af | Mika Westerberg | start_exclusive(); |
3273 | edf8e2af | Mika Westerberg | } |
3274 | edf8e2af | Mika Westerberg | |
3275 | c3a92833 | pbrook | /* Assumes contents are already zeroed. */
|
3276 | 624f7979 | pbrook | void init_task_state(TaskState *ts)
|
3277 | 624f7979 | pbrook | { |
3278 | 624f7979 | pbrook | int i;
|
3279 | 624f7979 | pbrook | |
3280 | 624f7979 | pbrook | ts->used = 1;
|
3281 | 624f7979 | pbrook | ts->first_free = ts->sigqueue_table; |
3282 | 624f7979 | pbrook | for (i = 0; i < MAX_SIGQUEUE_SIZE - 1; i++) { |
3283 | 624f7979 | pbrook | ts->sigqueue_table[i].next = &ts->sigqueue_table[i + 1];
|
3284 | 624f7979 | pbrook | } |
3285 | 624f7979 | pbrook | ts->sigqueue_table[i].next = NULL;
|
3286 | 624f7979 | pbrook | } |
3287 | fc9c5412 | Johannes Schauer | |
3288 | 30ba0ee5 | Andreas Färber | CPUArchState *cpu_copy(CPUArchState *env) |
3289 | 30ba0ee5 | Andreas Färber | { |
3290 | 51fb256a | Andreas Färber | CPUArchState *new_env = cpu_init(cpu_model); |
3291 | 30ba0ee5 | Andreas Färber | #if defined(TARGET_HAS_ICE)
|
3292 | 30ba0ee5 | Andreas Färber | CPUBreakpoint *bp; |
3293 | 30ba0ee5 | Andreas Färber | CPUWatchpoint *wp; |
3294 | 30ba0ee5 | Andreas Färber | #endif
|
3295 | 30ba0ee5 | Andreas Färber | |
3296 | 30ba0ee5 | Andreas Färber | /* Reset non arch specific state */
|
3297 | 30ba0ee5 | Andreas Färber | cpu_reset(ENV_GET_CPU(new_env)); |
3298 | 30ba0ee5 | Andreas Färber | |
3299 | 30ba0ee5 | Andreas Färber | memcpy(new_env, env, sizeof(CPUArchState));
|
3300 | 30ba0ee5 | Andreas Färber | |
3301 | 30ba0ee5 | Andreas Färber | /* Clone all break/watchpoints.
|
3302 | 30ba0ee5 | Andreas Färber | Note: Once we support ptrace with hw-debug register access, make sure
|
3303 | 30ba0ee5 | Andreas Färber | BP_CPU break/watchpoints are handled correctly on clone. */
|
3304 | 30ba0ee5 | Andreas Färber | QTAILQ_INIT(&env->breakpoints); |
3305 | 30ba0ee5 | Andreas Färber | QTAILQ_INIT(&env->watchpoints); |
3306 | 30ba0ee5 | Andreas Färber | #if defined(TARGET_HAS_ICE)
|
3307 | 30ba0ee5 | Andreas Färber | QTAILQ_FOREACH(bp, &env->breakpoints, entry) { |
3308 | 30ba0ee5 | Andreas Färber | cpu_breakpoint_insert(new_env, bp->pc, bp->flags, NULL);
|
3309 | 30ba0ee5 | Andreas Färber | } |
3310 | 30ba0ee5 | Andreas Färber | QTAILQ_FOREACH(wp, &env->watchpoints, entry) { |
3311 | 30ba0ee5 | Andreas Färber | cpu_watchpoint_insert(new_env, wp->vaddr, (~wp->len_mask) + 1,
|
3312 | 30ba0ee5 | Andreas Färber | wp->flags, NULL);
|
3313 | 30ba0ee5 | Andreas Färber | } |
3314 | 30ba0ee5 | Andreas Färber | #endif
|
3315 | 30ba0ee5 | Andreas Färber | |
3316 | 30ba0ee5 | Andreas Färber | return new_env;
|
3317 | 30ba0ee5 | Andreas Färber | } |
3318 | 30ba0ee5 | Andreas Färber | |
3319 | fc9c5412 | Johannes Schauer | static void handle_arg_help(const char *arg) |
3320 | fc9c5412 | Johannes Schauer | { |
3321 | fc9c5412 | Johannes Schauer | usage(); |
3322 | fc9c5412 | Johannes Schauer | } |
3323 | fc9c5412 | Johannes Schauer | |
3324 | fc9c5412 | Johannes Schauer | static void handle_arg_log(const char *arg) |
3325 | fc9c5412 | Johannes Schauer | { |
3326 | fc9c5412 | Johannes Schauer | int mask;
|
3327 | fc9c5412 | Johannes Schauer | |
3328 | 4fde1eba | Peter Maydell | mask = qemu_str_to_log_mask(arg); |
3329 | fc9c5412 | Johannes Schauer | if (!mask) {
|
3330 | 59a6fa6e | Peter Maydell | qemu_print_log_usage(stdout); |
3331 | fc9c5412 | Johannes Schauer | exit(1);
|
3332 | fc9c5412 | Johannes Schauer | } |
3333 | 24537a01 | Peter Maydell | qemu_set_log(mask); |
3334 | fc9c5412 | Johannes Schauer | } |
3335 | fc9c5412 | Johannes Schauer | |
3336 | 50171d42 | 陳韋任 | static void handle_arg_log_filename(const char *arg) |
3337 | 50171d42 | 陳韋任 | { |
3338 | 9a7e5424 | Peter Maydell | qemu_set_log_filename(arg); |
3339 | 50171d42 | 陳韋任 | } |
3340 | 50171d42 | 陳韋任 | |
3341 | fc9c5412 | Johannes Schauer | static void handle_arg_set_env(const char *arg) |
3342 | fc9c5412 | Johannes Schauer | { |
3343 | fc9c5412 | Johannes Schauer | char *r, *p, *token;
|
3344 | fc9c5412 | Johannes Schauer | r = p = strdup(arg); |
3345 | fc9c5412 | Johannes Schauer | while ((token = strsep(&p, ",")) != NULL) { |
3346 | fc9c5412 | Johannes Schauer | if (envlist_setenv(envlist, token) != 0) { |
3347 | fc9c5412 | Johannes Schauer | usage(); |
3348 | fc9c5412 | Johannes Schauer | } |
3349 | fc9c5412 | Johannes Schauer | } |
3350 | fc9c5412 | Johannes Schauer | free(r); |
3351 | fc9c5412 | Johannes Schauer | } |
3352 | fc9c5412 | Johannes Schauer | |
3353 | fc9c5412 | Johannes Schauer | static void handle_arg_unset_env(const char *arg) |
3354 | fc9c5412 | Johannes Schauer | { |
3355 | fc9c5412 | Johannes Schauer | char *r, *p, *token;
|
3356 | fc9c5412 | Johannes Schauer | r = p = strdup(arg); |
3357 | fc9c5412 | Johannes Schauer | while ((token = strsep(&p, ",")) != NULL) { |
3358 | fc9c5412 | Johannes Schauer | if (envlist_unsetenv(envlist, token) != 0) { |
3359 | fc9c5412 | Johannes Schauer | usage(); |
3360 | fc9c5412 | Johannes Schauer | } |
3361 | fc9c5412 | Johannes Schauer | } |
3362 | fc9c5412 | Johannes Schauer | free(r); |
3363 | fc9c5412 | Johannes Schauer | } |
3364 | fc9c5412 | Johannes Schauer | |
3365 | fc9c5412 | Johannes Schauer | static void handle_arg_argv0(const char *arg) |
3366 | fc9c5412 | Johannes Schauer | { |
3367 | fc9c5412 | Johannes Schauer | argv0 = strdup(arg); |
3368 | fc9c5412 | Johannes Schauer | } |
3369 | fc9c5412 | Johannes Schauer | |
3370 | fc9c5412 | Johannes Schauer | static void handle_arg_stack_size(const char *arg) |
3371 | fc9c5412 | Johannes Schauer | { |
3372 | fc9c5412 | Johannes Schauer | char *p;
|
3373 | fc9c5412 | Johannes Schauer | guest_stack_size = strtoul(arg, &p, 0);
|
3374 | fc9c5412 | Johannes Schauer | if (guest_stack_size == 0) { |
3375 | fc9c5412 | Johannes Schauer | usage(); |
3376 | fc9c5412 | Johannes Schauer | } |
3377 | fc9c5412 | Johannes Schauer | |
3378 | fc9c5412 | Johannes Schauer | if (*p == 'M') { |
3379 | fc9c5412 | Johannes Schauer | guest_stack_size *= 1024 * 1024; |
3380 | fc9c5412 | Johannes Schauer | } else if (*p == 'k' || *p == 'K') { |
3381 | fc9c5412 | Johannes Schauer | guest_stack_size *= 1024;
|
3382 | fc9c5412 | Johannes Schauer | } |
3383 | fc9c5412 | Johannes Schauer | } |
3384 | fc9c5412 | Johannes Schauer | |
3385 | fc9c5412 | Johannes Schauer | static void handle_arg_ld_prefix(const char *arg) |
3386 | fc9c5412 | Johannes Schauer | { |
3387 | fc9c5412 | Johannes Schauer | interp_prefix = strdup(arg); |
3388 | fc9c5412 | Johannes Schauer | } |
3389 | fc9c5412 | Johannes Schauer | |
3390 | fc9c5412 | Johannes Schauer | static void handle_arg_pagesize(const char *arg) |
3391 | fc9c5412 | Johannes Schauer | { |
3392 | fc9c5412 | Johannes Schauer | qemu_host_page_size = atoi(arg); |
3393 | fc9c5412 | Johannes Schauer | if (qemu_host_page_size == 0 || |
3394 | fc9c5412 | Johannes Schauer | (qemu_host_page_size & (qemu_host_page_size - 1)) != 0) { |
3395 | fc9c5412 | Johannes Schauer | fprintf(stderr, "page size must be a power of two\n");
|
3396 | fc9c5412 | Johannes Schauer | exit(1);
|
3397 | fc9c5412 | Johannes Schauer | } |
3398 | fc9c5412 | Johannes Schauer | } |
3399 | fc9c5412 | Johannes Schauer | |
3400 | fc9c5412 | Johannes Schauer | static void handle_arg_gdb(const char *arg) |
3401 | fc9c5412 | Johannes Schauer | { |
3402 | fc9c5412 | Johannes Schauer | gdbstub_port = atoi(arg); |
3403 | fc9c5412 | Johannes Schauer | } |
3404 | fc9c5412 | Johannes Schauer | |
3405 | fc9c5412 | Johannes Schauer | static void handle_arg_uname(const char *arg) |
3406 | fc9c5412 | Johannes Schauer | { |
3407 | fc9c5412 | Johannes Schauer | qemu_uname_release = strdup(arg); |
3408 | fc9c5412 | Johannes Schauer | } |
3409 | fc9c5412 | Johannes Schauer | |
3410 | fc9c5412 | Johannes Schauer | static void handle_arg_cpu(const char *arg) |
3411 | fc9c5412 | Johannes Schauer | { |
3412 | fc9c5412 | Johannes Schauer | cpu_model = strdup(arg); |
3413 | c8057f95 | Peter Maydell | if (cpu_model == NULL || is_help_option(cpu_model)) { |
3414 | fc9c5412 | Johannes Schauer | /* XXX: implement xxx_cpu_list for targets that still miss it */
|
3415 | e916cbf8 | Peter Maydell | #if defined(cpu_list)
|
3416 | e916cbf8 | Peter Maydell | cpu_list(stdout, &fprintf); |
3417 | fc9c5412 | Johannes Schauer | #endif
|
3418 | fc9c5412 | Johannes Schauer | exit(1);
|
3419 | fc9c5412 | Johannes Schauer | } |
3420 | fc9c5412 | Johannes Schauer | } |
3421 | fc9c5412 | Johannes Schauer | |
3422 | fc9c5412 | Johannes Schauer | #if defined(CONFIG_USE_GUEST_BASE)
|
3423 | fc9c5412 | Johannes Schauer | static void handle_arg_guest_base(const char *arg) |
3424 | fc9c5412 | Johannes Schauer | { |
3425 | fc9c5412 | Johannes Schauer | guest_base = strtol(arg, NULL, 0); |
3426 | fc9c5412 | Johannes Schauer | have_guest_base = 1;
|
3427 | fc9c5412 | Johannes Schauer | } |
3428 | fc9c5412 | Johannes Schauer | |
3429 | fc9c5412 | Johannes Schauer | static void handle_arg_reserved_va(const char *arg) |
3430 | fc9c5412 | Johannes Schauer | { |
3431 | fc9c5412 | Johannes Schauer | char *p;
|
3432 | fc9c5412 | Johannes Schauer | int shift = 0; |
3433 | fc9c5412 | Johannes Schauer | reserved_va = strtoul(arg, &p, 0);
|
3434 | fc9c5412 | Johannes Schauer | switch (*p) {
|
3435 | fc9c5412 | Johannes Schauer | case 'k': |
3436 | fc9c5412 | Johannes Schauer | case 'K': |
3437 | fc9c5412 | Johannes Schauer | shift = 10;
|
3438 | fc9c5412 | Johannes Schauer | break;
|
3439 | fc9c5412 | Johannes Schauer | case 'M': |
3440 | fc9c5412 | Johannes Schauer | shift = 20;
|
3441 | fc9c5412 | Johannes Schauer | break;
|
3442 | fc9c5412 | Johannes Schauer | case 'G': |
3443 | fc9c5412 | Johannes Schauer | shift = 30;
|
3444 | fc9c5412 | Johannes Schauer | break;
|
3445 | fc9c5412 | Johannes Schauer | } |
3446 | fc9c5412 | Johannes Schauer | if (shift) {
|
3447 | fc9c5412 | Johannes Schauer | unsigned long unshifted = reserved_va; |
3448 | fc9c5412 | Johannes Schauer | p++; |
3449 | fc9c5412 | Johannes Schauer | reserved_va <<= shift; |
3450 | fc9c5412 | Johannes Schauer | if (((reserved_va >> shift) != unshifted)
|
3451 | fc9c5412 | Johannes Schauer | #if HOST_LONG_BITS > TARGET_VIRT_ADDR_SPACE_BITS
|
3452 | fc9c5412 | Johannes Schauer | || (reserved_va > (1ul << TARGET_VIRT_ADDR_SPACE_BITS))
|
3453 | fc9c5412 | Johannes Schauer | #endif
|
3454 | fc9c5412 | Johannes Schauer | ) { |
3455 | fc9c5412 | Johannes Schauer | fprintf(stderr, "Reserved virtual address too big\n");
|
3456 | fc9c5412 | Johannes Schauer | exit(1);
|
3457 | fc9c5412 | Johannes Schauer | } |
3458 | fc9c5412 | Johannes Schauer | } |
3459 | fc9c5412 | Johannes Schauer | if (*p) {
|
3460 | fc9c5412 | Johannes Schauer | fprintf(stderr, "Unrecognised -R size suffix '%s'\n", p);
|
3461 | fc9c5412 | Johannes Schauer | exit(1);
|
3462 | fc9c5412 | Johannes Schauer | } |
3463 | fc9c5412 | Johannes Schauer | } |
3464 | fc9c5412 | Johannes Schauer | #endif
|
3465 | fc9c5412 | Johannes Schauer | |
3466 | fc9c5412 | Johannes Schauer | static void handle_arg_singlestep(const char *arg) |
3467 | fc9c5412 | Johannes Schauer | { |
3468 | fc9c5412 | Johannes Schauer | singlestep = 1;
|
3469 | fc9c5412 | Johannes Schauer | } |
3470 | fc9c5412 | Johannes Schauer | |
3471 | fc9c5412 | Johannes Schauer | static void handle_arg_strace(const char *arg) |
3472 | fc9c5412 | Johannes Schauer | { |
3473 | fc9c5412 | Johannes Schauer | do_strace = 1;
|
3474 | fc9c5412 | Johannes Schauer | } |
3475 | fc9c5412 | Johannes Schauer | |
3476 | fc9c5412 | Johannes Schauer | static void handle_arg_version(const char *arg) |
3477 | fc9c5412 | Johannes Schauer | { |
3478 | 2e59915d | Paolo Bonzini | printf("qemu-" TARGET_NAME " version " QEMU_VERSION QEMU_PKGVERSION |
3479 | fc9c5412 | Johannes Schauer | ", Copyright (c) 2003-2008 Fabrice Bellard\n");
|
3480 | 1386d4c0 | Peter Maydell | exit(0);
|
3481 | fc9c5412 | Johannes Schauer | } |
3482 | fc9c5412 | Johannes Schauer | |
3483 | fc9c5412 | Johannes Schauer | struct qemu_argument {
|
3484 | fc9c5412 | Johannes Schauer | const char *argv; |
3485 | fc9c5412 | Johannes Schauer | const char *env; |
3486 | fc9c5412 | Johannes Schauer | bool has_arg;
|
3487 | fc9c5412 | Johannes Schauer | void (*handle_opt)(const char *arg); |
3488 | fc9c5412 | Johannes Schauer | const char *example; |
3489 | fc9c5412 | Johannes Schauer | const char *help; |
3490 | fc9c5412 | Johannes Schauer | }; |
3491 | fc9c5412 | Johannes Schauer | |
3492 | 42644cee | Jim Meyering | static const struct qemu_argument arg_table[] = { |
3493 | fc9c5412 | Johannes Schauer | {"h", "", false, handle_arg_help, |
3494 | fc9c5412 | Johannes Schauer | "", "print this help"}, |
3495 | fc9c5412 | Johannes Schauer | {"g", "QEMU_GDB", true, handle_arg_gdb, |
3496 | fc9c5412 | Johannes Schauer | "port", "wait gdb connection to 'port'"}, |
3497 | fc9c5412 | Johannes Schauer | {"L", "QEMU_LD_PREFIX", true, handle_arg_ld_prefix, |
3498 | fc9c5412 | Johannes Schauer | "path", "set the elf interpreter prefix to 'path'"}, |
3499 | fc9c5412 | Johannes Schauer | {"s", "QEMU_STACK_SIZE", true, handle_arg_stack_size, |
3500 | fc9c5412 | Johannes Schauer | "size", "set the stack size to 'size' bytes"}, |
3501 | fc9c5412 | Johannes Schauer | {"cpu", "QEMU_CPU", true, handle_arg_cpu, |
3502 | c8057f95 | Peter Maydell | "model", "select CPU (-cpu help for list)"}, |
3503 | fc9c5412 | Johannes Schauer | {"E", "QEMU_SET_ENV", true, handle_arg_set_env, |
3504 | fc9c5412 | Johannes Schauer | "var=value", "sets targets environment variable (see below)"}, |
3505 | fc9c5412 | Johannes Schauer | {"U", "QEMU_UNSET_ENV", true, handle_arg_unset_env, |
3506 | fc9c5412 | Johannes Schauer | "var", "unsets targets environment variable (see below)"}, |
3507 | fc9c5412 | Johannes Schauer | {"0", "QEMU_ARGV0", true, handle_arg_argv0, |
3508 | fc9c5412 | Johannes Schauer | "argv0", "forces target process argv[0] to be 'argv0'"}, |
3509 | fc9c5412 | Johannes Schauer | {"r", "QEMU_UNAME", true, handle_arg_uname, |
3510 | fc9c5412 | Johannes Schauer | "uname", "set qemu uname release string to 'uname'"}, |
3511 | fc9c5412 | Johannes Schauer | #if defined(CONFIG_USE_GUEST_BASE)
|
3512 | fc9c5412 | Johannes Schauer | {"B", "QEMU_GUEST_BASE", true, handle_arg_guest_base, |
3513 | fc9c5412 | Johannes Schauer | "address", "set guest_base address to 'address'"}, |
3514 | fc9c5412 | Johannes Schauer | {"R", "QEMU_RESERVED_VA", true, handle_arg_reserved_va, |
3515 | fc9c5412 | Johannes Schauer | "size", "reserve 'size' bytes for guest virtual address space"}, |
3516 | fc9c5412 | Johannes Schauer | #endif
|
3517 | fc9c5412 | Johannes Schauer | {"d", "QEMU_LOG", true, handle_arg_log, |
3518 | 989b697d | Peter Maydell | "item[,...]", "enable logging of specified items " |
3519 | 989b697d | Peter Maydell | "(use '-d help' for a list of items)"},
|
3520 | 50171d42 | 陳韋任 | {"D", "QEMU_LOG_FILENAME", true, handle_arg_log_filename, |
3521 | 989b697d | Peter Maydell | "logfile", "write logs to 'logfile' (default stderr)"}, |
3522 | fc9c5412 | Johannes Schauer | {"p", "QEMU_PAGESIZE", true, handle_arg_pagesize, |
3523 | fc9c5412 | Johannes Schauer | "pagesize", "set the host page size to 'pagesize'"}, |
3524 | fc9c5412 | Johannes Schauer | {"singlestep", "QEMU_SINGLESTEP", false, handle_arg_singlestep, |
3525 | fc9c5412 | Johannes Schauer | "", "run in singlestep mode"}, |
3526 | fc9c5412 | Johannes Schauer | {"strace", "QEMU_STRACE", false, handle_arg_strace, |
3527 | fc9c5412 | Johannes Schauer | "", "log system calls"}, |
3528 | fc9c5412 | Johannes Schauer | {"version", "QEMU_VERSION", false, handle_arg_version, |
3529 | 1386d4c0 | Peter Maydell | "", "display version information and exit"}, |
3530 | fc9c5412 | Johannes Schauer | {NULL, NULL, false, NULL, NULL, NULL} |
3531 | fc9c5412 | Johannes Schauer | }; |
3532 | fc9c5412 | Johannes Schauer | |
3533 | fc9c5412 | Johannes Schauer | static void usage(void) |
3534 | fc9c5412 | Johannes Schauer | { |
3535 | 42644cee | Jim Meyering | const struct qemu_argument *arginfo; |
3536 | fc9c5412 | Johannes Schauer | int maxarglen;
|
3537 | fc9c5412 | Johannes Schauer | int maxenvlen;
|
3538 | fc9c5412 | Johannes Schauer | |
3539 | 2e59915d | Paolo Bonzini | printf("usage: qemu-" TARGET_NAME " [options] program [arguments...]\n" |
3540 | 2e59915d | Paolo Bonzini | "Linux CPU emulator (compiled for " TARGET_NAME " emulation)\n" |
3541 | fc9c5412 | Johannes Schauer | "\n"
|
3542 | fc9c5412 | Johannes Schauer | "Options and associated environment variables:\n"
|
3543 | fc9c5412 | Johannes Schauer | "\n");
|
3544 | fc9c5412 | Johannes Schauer | |
3545 | 63ec54d7 | Peter Maydell | /* Calculate column widths. We must always have at least enough space
|
3546 | 63ec54d7 | Peter Maydell | * for the column header.
|
3547 | 63ec54d7 | Peter Maydell | */
|
3548 | 63ec54d7 | Peter Maydell | maxarglen = strlen("Argument");
|
3549 | 63ec54d7 | Peter Maydell | maxenvlen = strlen("Env-variable");
|
3550 | fc9c5412 | Johannes Schauer | |
3551 | fc9c5412 | Johannes Schauer | for (arginfo = arg_table; arginfo->handle_opt != NULL; arginfo++) { |
3552 | 63ec54d7 | Peter Maydell | int arglen = strlen(arginfo->argv);
|
3553 | 63ec54d7 | Peter Maydell | if (arginfo->has_arg) {
|
3554 | 63ec54d7 | Peter Maydell | arglen += strlen(arginfo->example) + 1;
|
3555 | 63ec54d7 | Peter Maydell | } |
3556 | fc9c5412 | Johannes Schauer | if (strlen(arginfo->env) > maxenvlen) {
|
3557 | fc9c5412 | Johannes Schauer | maxenvlen = strlen(arginfo->env); |
3558 | fc9c5412 | Johannes Schauer | } |
3559 | 63ec54d7 | Peter Maydell | if (arglen > maxarglen) {
|
3560 | 63ec54d7 | Peter Maydell | maxarglen = arglen; |
3561 | fc9c5412 | Johannes Schauer | } |
3562 | fc9c5412 | Johannes Schauer | } |
3563 | fc9c5412 | Johannes Schauer | |
3564 | 63ec54d7 | Peter Maydell | printf("%-*s %-*s Description\n", maxarglen+1, "Argument", |
3565 | 63ec54d7 | Peter Maydell | maxenvlen, "Env-variable");
|
3566 | fc9c5412 | Johannes Schauer | |
3567 | fc9c5412 | Johannes Schauer | for (arginfo = arg_table; arginfo->handle_opt != NULL; arginfo++) { |
3568 | fc9c5412 | Johannes Schauer | if (arginfo->has_arg) {
|
3569 | fc9c5412 | Johannes Schauer | printf("-%s %-*s %-*s %s\n", arginfo->argv,
|
3570 | 63ec54d7 | Peter Maydell | (int)(maxarglen - strlen(arginfo->argv) - 1), |
3571 | 63ec54d7 | Peter Maydell | arginfo->example, maxenvlen, arginfo->env, arginfo->help); |
3572 | fc9c5412 | Johannes Schauer | } else {
|
3573 | 63ec54d7 | Peter Maydell | printf("-%-*s %-*s %s\n", maxarglen, arginfo->argv,
|
3574 | fc9c5412 | Johannes Schauer | maxenvlen, arginfo->env, |
3575 | fc9c5412 | Johannes Schauer | arginfo->help); |
3576 | fc9c5412 | Johannes Schauer | } |
3577 | fc9c5412 | Johannes Schauer | } |
3578 | fc9c5412 | Johannes Schauer | |
3579 | fc9c5412 | Johannes Schauer | printf("\n"
|
3580 | fc9c5412 | Johannes Schauer | "Defaults:\n"
|
3581 | fc9c5412 | Johannes Schauer | "QEMU_LD_PREFIX = %s\n"
|
3582 | 989b697d | Peter Maydell | "QEMU_STACK_SIZE = %ld byte\n",
|
3583 | fc9c5412 | Johannes Schauer | interp_prefix, |
3584 | 989b697d | Peter Maydell | guest_stack_size); |
3585 | fc9c5412 | Johannes Schauer | |
3586 | fc9c5412 | Johannes Schauer | printf("\n"
|
3587 | fc9c5412 | Johannes Schauer | "You can use -E and -U options or the QEMU_SET_ENV and\n"
|
3588 | fc9c5412 | Johannes Schauer | "QEMU_UNSET_ENV environment variables to set and unset\n"
|
3589 | fc9c5412 | Johannes Schauer | "environment variables for the target process.\n"
|
3590 | fc9c5412 | Johannes Schauer | "It is possible to provide several variables by separating them\n"
|
3591 | fc9c5412 | Johannes Schauer | "by commas in getsubopt(3) style. Additionally it is possible to\n"
|
3592 | fc9c5412 | Johannes Schauer | "provide the -E and -U options multiple times.\n"
|
3593 | fc9c5412 | Johannes Schauer | "The following lines are equivalent:\n"
|
3594 | fc9c5412 | Johannes Schauer | " -E var1=val2 -E var2=val2 -U LD_PRELOAD -U LD_DEBUG\n"
|
3595 | fc9c5412 | Johannes Schauer | " -E var1=val2,var2=val2 -U LD_PRELOAD,LD_DEBUG\n"
|
3596 | fc9c5412 | Johannes Schauer | " QEMU_SET_ENV=var1=val2,var2=val2 QEMU_UNSET_ENV=LD_PRELOAD,LD_DEBUG\n"
|
3597 | fc9c5412 | Johannes Schauer | "Note that if you provide several changes to a single variable\n"
|
3598 | fc9c5412 | Johannes Schauer | "the last change will stay in effect.\n");
|
3599 | fc9c5412 | Johannes Schauer | |
3600 | fc9c5412 | Johannes Schauer | exit(1);
|
3601 | fc9c5412 | Johannes Schauer | } |
3602 | fc9c5412 | Johannes Schauer | |
3603 | fc9c5412 | Johannes Schauer | static int parse_args(int argc, char **argv) |
3604 | fc9c5412 | Johannes Schauer | { |
3605 | fc9c5412 | Johannes Schauer | const char *r; |
3606 | fc9c5412 | Johannes Schauer | int optind;
|
3607 | 42644cee | Jim Meyering | const struct qemu_argument *arginfo; |
3608 | fc9c5412 | Johannes Schauer | |
3609 | fc9c5412 | Johannes Schauer | for (arginfo = arg_table; arginfo->handle_opt != NULL; arginfo++) { |
3610 | fc9c5412 | Johannes Schauer | if (arginfo->env == NULL) { |
3611 | fc9c5412 | Johannes Schauer | continue;
|
3612 | fc9c5412 | Johannes Schauer | } |
3613 | fc9c5412 | Johannes Schauer | |
3614 | fc9c5412 | Johannes Schauer | r = getenv(arginfo->env); |
3615 | fc9c5412 | Johannes Schauer | if (r != NULL) { |
3616 | fc9c5412 | Johannes Schauer | arginfo->handle_opt(r); |
3617 | fc9c5412 | Johannes Schauer | } |
3618 | fc9c5412 | Johannes Schauer | } |
3619 | fc9c5412 | Johannes Schauer | |
3620 | fc9c5412 | Johannes Schauer | optind = 1;
|
3621 | fc9c5412 | Johannes Schauer | for (;;) {
|
3622 | fc9c5412 | Johannes Schauer | if (optind >= argc) {
|
3623 | fc9c5412 | Johannes Schauer | break;
|
3624 | fc9c5412 | Johannes Schauer | } |
3625 | fc9c5412 | Johannes Schauer | r = argv[optind]; |
3626 | fc9c5412 | Johannes Schauer | if (r[0] != '-') { |
3627 | fc9c5412 | Johannes Schauer | break;
|
3628 | fc9c5412 | Johannes Schauer | } |
3629 | fc9c5412 | Johannes Schauer | optind++; |
3630 | fc9c5412 | Johannes Schauer | r++; |
3631 | fc9c5412 | Johannes Schauer | if (!strcmp(r, "-")) { |
3632 | fc9c5412 | Johannes Schauer | break;
|
3633 | fc9c5412 | Johannes Schauer | } |
3634 | fc9c5412 | Johannes Schauer | |
3635 | fc9c5412 | Johannes Schauer | for (arginfo = arg_table; arginfo->handle_opt != NULL; arginfo++) { |
3636 | fc9c5412 | Johannes Schauer | if (!strcmp(r, arginfo->argv)) {
|
3637 | fc9c5412 | Johannes Schauer | if (arginfo->has_arg) {
|
3638 | 1386d4c0 | Peter Maydell | if (optind >= argc) {
|
3639 | 1386d4c0 | Peter Maydell | usage(); |
3640 | 1386d4c0 | Peter Maydell | } |
3641 | 1386d4c0 | Peter Maydell | arginfo->handle_opt(argv[optind]); |
3642 | fc9c5412 | Johannes Schauer | optind++; |
3643 | 1386d4c0 | Peter Maydell | } else {
|
3644 | 1386d4c0 | Peter Maydell | arginfo->handle_opt(NULL);
|
3645 | fc9c5412 | Johannes Schauer | } |
3646 | fc9c5412 | Johannes Schauer | break;
|
3647 | fc9c5412 | Johannes Schauer | } |
3648 | fc9c5412 | Johannes Schauer | } |
3649 | fc9c5412 | Johannes Schauer | |
3650 | fc9c5412 | Johannes Schauer | /* no option matched the current argv */
|
3651 | fc9c5412 | Johannes Schauer | if (arginfo->handle_opt == NULL) { |
3652 | fc9c5412 | Johannes Schauer | usage(); |
3653 | fc9c5412 | Johannes Schauer | } |
3654 | fc9c5412 | Johannes Schauer | } |
3655 | fc9c5412 | Johannes Schauer | |
3656 | fc9c5412 | Johannes Schauer | if (optind >= argc) {
|
3657 | fc9c5412 | Johannes Schauer | usage(); |
3658 | fc9c5412 | Johannes Schauer | } |
3659 | fc9c5412 | Johannes Schauer | |
3660 | fc9c5412 | Johannes Schauer | filename = argv[optind]; |
3661 | fc9c5412 | Johannes Schauer | exec_path = argv[optind]; |
3662 | fc9c5412 | Johannes Schauer | |
3663 | fc9c5412 | Johannes Schauer | return optind;
|
3664 | fc9c5412 | Johannes Schauer | } |
3665 | fc9c5412 | Johannes Schauer | |
3666 | 902b3d5c | malc | int main(int argc, char **argv, char **envp) |
3667 | 31e31b8a | bellard | { |
3668 | 01ffc75b | bellard | struct target_pt_regs regs1, *regs = ®s1;
|
3669 | 31e31b8a | bellard | struct image_info info1, *info = &info1;
|
3670 | edf8e2af | Mika Westerberg | struct linux_binprm bprm;
|
3671 | 48e15fc2 | Nathan Froyd | TaskState *ts; |
3672 | 9349b4f9 | Andreas Färber | CPUArchState *env; |
3673 | db6b81d4 | Andreas Färber | CPUState *cpu; |
3674 | 586314f2 | bellard | int optind;
|
3675 | 04a6dfeb | aurel32 | char **target_environ, **wrk;
|
3676 | 7d8cec95 | aurel32 | char **target_argv;
|
3677 | 7d8cec95 | aurel32 | int target_argc;
|
3678 | 7d8cec95 | aurel32 | int i;
|
3679 | fd4d81dd | Arnaud Patard | int ret;
|
3680 | 03cfd8fa | Laurent Vivier | int execfd;
|
3681 | b12b6a18 | ths | |
3682 | ce008c1f | Andreas Färber | module_call_init(MODULE_INIT_QOM); |
3683 | ce008c1f | Andreas Färber | |
3684 | b6a3e690 | Richard Henderson | qemu_init_auxval(envp); |
3685 | 664d2c44 | Richard Henderson | qemu_cache_utils_init(); |
3686 | 902b3d5c | malc | |
3687 | 04a6dfeb | aurel32 | if ((envlist = envlist_create()) == NULL) { |
3688 | 04a6dfeb | aurel32 | (void) fprintf(stderr, "Unable to allocate envlist\n"); |
3689 | 04a6dfeb | aurel32 | exit(1);
|
3690 | 04a6dfeb | aurel32 | } |
3691 | 04a6dfeb | aurel32 | |
3692 | 04a6dfeb | aurel32 | /* add current environment into the list */
|
3693 | 04a6dfeb | aurel32 | for (wrk = environ; *wrk != NULL; wrk++) { |
3694 | 04a6dfeb | aurel32 | (void) envlist_setenv(envlist, *wrk);
|
3695 | 04a6dfeb | aurel32 | } |
3696 | 04a6dfeb | aurel32 | |
3697 | 703e0e89 | Richard Henderson | /* Read the stack limit from the kernel. If it's "unlimited",
|
3698 | 703e0e89 | Richard Henderson | then we can do little else besides use the default. */
|
3699 | 703e0e89 | Richard Henderson | { |
3700 | 703e0e89 | Richard Henderson | struct rlimit lim;
|
3701 | 703e0e89 | Richard Henderson | if (getrlimit(RLIMIT_STACK, &lim) == 0 |
3702 | 81bbe906 | takasi-y@ops.dti.ne.jp | && lim.rlim_cur != RLIM_INFINITY |
3703 | 81bbe906 | takasi-y@ops.dti.ne.jp | && lim.rlim_cur == (target_long)lim.rlim_cur) { |
3704 | 703e0e89 | Richard Henderson | guest_stack_size = lim.rlim_cur; |
3705 | 703e0e89 | Richard Henderson | } |
3706 | 703e0e89 | Richard Henderson | } |
3707 | 703e0e89 | Richard Henderson | |
3708 | b1f9be31 | j_mayer | cpu_model = NULL;
|
3709 | b5ec5ce0 | john cooper | #if defined(cpudef_setup)
|
3710 | b5ec5ce0 | john cooper | cpudef_setup(); /* parse cpu definitions in target config file (TBD) */
|
3711 | b5ec5ce0 | john cooper | #endif
|
3712 | b5ec5ce0 | john cooper | |
3713 | fc9c5412 | Johannes Schauer | optind = parse_args(argc, argv); |
3714 | 586314f2 | bellard | |
3715 | 31e31b8a | bellard | /* Zero out regs */
|
3716 | 01ffc75b | bellard | memset(regs, 0, sizeof(struct target_pt_regs)); |
3717 | 31e31b8a | bellard | |
3718 | 31e31b8a | bellard | /* Zero out image_info */
|
3719 | 31e31b8a | bellard | memset(info, 0, sizeof(struct image_info)); |
3720 | 31e31b8a | bellard | |
3721 | edf8e2af | Mika Westerberg | memset(&bprm, 0, sizeof (bprm)); |
3722 | edf8e2af | Mika Westerberg | |
3723 | 74cd30b8 | bellard | /* Scan interp_prefix dir for replacement files. */
|
3724 | 74cd30b8 | bellard | init_paths(interp_prefix); |
3725 | 74cd30b8 | bellard | |
3726 | 4a24a758 | Peter Maydell | init_qemu_uname_release(); |
3727 | 4a24a758 | Peter Maydell | |
3728 | 46027c07 | bellard | if (cpu_model == NULL) { |
3729 | aaed909a | bellard | #if defined(TARGET_I386)
|
3730 | 46027c07 | bellard | #ifdef TARGET_X86_64
|
3731 | 46027c07 | bellard | cpu_model = "qemu64";
|
3732 | 46027c07 | bellard | #else
|
3733 | 46027c07 | bellard | cpu_model = "qemu32";
|
3734 | 46027c07 | bellard | #endif
|
3735 | aaed909a | bellard | #elif defined(TARGET_ARM)
|
3736 | 088ab16c | pbrook | cpu_model = "any";
|
3737 | d2fbca94 | Guan Xuetao | #elif defined(TARGET_UNICORE32)
|
3738 | d2fbca94 | Guan Xuetao | cpu_model = "any";
|
3739 | aaed909a | bellard | #elif defined(TARGET_M68K)
|
3740 | aaed909a | bellard | cpu_model = "any";
|
3741 | aaed909a | bellard | #elif defined(TARGET_SPARC)
|
3742 | aaed909a | bellard | #ifdef TARGET_SPARC64
|
3743 | aaed909a | bellard | cpu_model = "TI UltraSparc II";
|
3744 | aaed909a | bellard | #else
|
3745 | aaed909a | bellard | cpu_model = "Fujitsu MB86904";
|
3746 | 46027c07 | bellard | #endif
|
3747 | aaed909a | bellard | #elif defined(TARGET_MIPS)
|
3748 | aaed909a | bellard | #if defined(TARGET_ABI_MIPSN32) || defined(TARGET_ABI_MIPSN64)
|
3749 | aaed909a | bellard | cpu_model = "20Kc";
|
3750 | aaed909a | bellard | #else
|
3751 | aaed909a | bellard | cpu_model = "24Kf";
|
3752 | aaed909a | bellard | #endif
|
3753 | d962783e | Jia Liu | #elif defined TARGET_OPENRISC
|
3754 | d962783e | Jia Liu | cpu_model = "or1200";
|
3755 | aaed909a | bellard | #elif defined(TARGET_PPC)
|
3756 | 7ded4f52 | bellard | #ifdef TARGET_PPC64
|
3757 | f7177937 | Aurelien Jarno | cpu_model = "970fx";
|
3758 | 7ded4f52 | bellard | #else
|
3759 | aaed909a | bellard | cpu_model = "750";
|
3760 | 7ded4f52 | bellard | #endif
|
3761 | aaed909a | bellard | #else
|
3762 | aaed909a | bellard | cpu_model = "any";
|
3763 | aaed909a | bellard | #endif
|
3764 | aaed909a | bellard | } |
3765 | d5ab9713 | Jan Kiszka | tcg_exec_init(0);
|
3766 | d5ab9713 | Jan Kiszka | cpu_exec_init_all(); |
3767 | 83fb7adf | bellard | /* NOTE: we need to init the CPU at this stage to get
|
3768 | 83fb7adf | bellard | qemu_host_page_size */
|
3769 | aaed909a | bellard | env = cpu_init(cpu_model); |
3770 | aaed909a | bellard | if (!env) {
|
3771 | aaed909a | bellard | fprintf(stderr, "Unable to find CPU definition\n");
|
3772 | aaed909a | bellard | exit(1);
|
3773 | aaed909a | bellard | } |
3774 | db6b81d4 | Andreas Färber | cpu = ENV_GET_CPU(env); |
3775 | 0ac46af3 | Andreas Färber | cpu_reset(cpu); |
3776 | b55a37c9 | Blue Swirl | |
3777 | db6b81d4 | Andreas Färber | thread_cpu = cpu; |
3778 | 3b46e624 | ths | |
3779 | b6741956 | bellard | if (getenv("QEMU_STRACE")) { |
3780 | b6741956 | bellard | do_strace = 1;
|
3781 | b92c47c1 | ths | } |
3782 | b92c47c1 | ths | |
3783 | 04a6dfeb | aurel32 | target_environ = envlist_to_environ(envlist, NULL);
|
3784 | 04a6dfeb | aurel32 | envlist_free(envlist); |
3785 | b12b6a18 | ths | |
3786 | 379f6698 | Paul Brook | #if defined(CONFIG_USE_GUEST_BASE)
|
3787 | 379f6698 | Paul Brook | /*
|
3788 | 379f6698 | Paul Brook | * Now that page sizes are configured in cpu_init() we can do
|
3789 | 379f6698 | Paul Brook | * proper page alignment for guest_base.
|
3790 | 379f6698 | Paul Brook | */
|
3791 | 379f6698 | Paul Brook | guest_base = HOST_PAGE_ALIGN(guest_base); |
3792 | 68a1c816 | Paul Brook | |
3793 | 806d1021 | Meador Inge | if (reserved_va || have_guest_base) {
|
3794 | 806d1021 | Meador Inge | guest_base = init_guest_space(guest_base, reserved_va, 0,
|
3795 | 806d1021 | Meador Inge | have_guest_base); |
3796 | 806d1021 | Meador Inge | if (guest_base == (unsigned long)-1) { |
3797 | 097b8cb8 | Peter Maydell | fprintf(stderr, "Unable to reserve 0x%lx bytes of virtual address "
|
3798 | 097b8cb8 | Peter Maydell | "space for use as guest address space (check your virtual "
|
3799 | 097b8cb8 | Peter Maydell | "memory ulimit setting or reserve less using -R option)\n",
|
3800 | 097b8cb8 | Peter Maydell | reserved_va); |
3801 | 68a1c816 | Paul Brook | exit(1);
|
3802 | 68a1c816 | Paul Brook | } |
3803 | 97cc7560 | Dr. David Alan Gilbert | |
3804 | 806d1021 | Meador Inge | if (reserved_va) {
|
3805 | 806d1021 | Meador Inge | mmap_next_start = reserved_va; |
3806 | 97cc7560 | Dr. David Alan Gilbert | } |
3807 | 97cc7560 | Dr. David Alan Gilbert | } |
3808 | 14f24e14 | Richard Henderson | #endif /* CONFIG_USE_GUEST_BASE */ |
3809 | 379f6698 | Paul Brook | |
3810 | 379f6698 | Paul Brook | /*
|
3811 | 379f6698 | Paul Brook | * Read in mmap_min_addr kernel parameter. This value is used
|
3812 | 379f6698 | Paul Brook | * When loading the ELF image to determine whether guest_base
|
3813 | 14f24e14 | Richard Henderson | * is needed. It is also used in mmap_find_vma.
|
3814 | 379f6698 | Paul Brook | */
|
3815 | 14f24e14 | Richard Henderson | { |
3816 | 379f6698 | Paul Brook | FILE *fp; |
3817 | 379f6698 | Paul Brook | |
3818 | 379f6698 | Paul Brook | if ((fp = fopen("/proc/sys/vm/mmap_min_addr", "r")) != NULL) { |
3819 | 379f6698 | Paul Brook | unsigned long tmp; |
3820 | 379f6698 | Paul Brook | if (fscanf(fp, "%lu", &tmp) == 1) { |
3821 | 379f6698 | Paul Brook | mmap_min_addr = tmp; |
3822 | 379f6698 | Paul Brook | qemu_log("host mmap_min_addr=0x%lx\n", mmap_min_addr);
|
3823 | 379f6698 | Paul Brook | } |
3824 | 379f6698 | Paul Brook | fclose(fp); |
3825 | 379f6698 | Paul Brook | } |
3826 | 379f6698 | Paul Brook | } |
3827 | 379f6698 | Paul Brook | |
3828 | 7d8cec95 | aurel32 | /*
|
3829 | 7d8cec95 | aurel32 | * Prepare copy of argv vector for target.
|
3830 | 7d8cec95 | aurel32 | */
|
3831 | 7d8cec95 | aurel32 | target_argc = argc - optind; |
3832 | 7d8cec95 | aurel32 | target_argv = calloc(target_argc + 1, sizeof (char *)); |
3833 | 7d8cec95 | aurel32 | if (target_argv == NULL) { |
3834 | 7d8cec95 | aurel32 | (void) fprintf(stderr, "Unable to allocate memory for target_argv\n"); |
3835 | 7d8cec95 | aurel32 | exit(1);
|
3836 | 7d8cec95 | aurel32 | } |
3837 | 7d8cec95 | aurel32 | |
3838 | 7d8cec95 | aurel32 | /*
|
3839 | 7d8cec95 | aurel32 | * If argv0 is specified (using '-0' switch) we replace
|
3840 | 7d8cec95 | aurel32 | * argv[0] pointer with the given one.
|
3841 | 7d8cec95 | aurel32 | */
|
3842 | 7d8cec95 | aurel32 | i = 0;
|
3843 | 7d8cec95 | aurel32 | if (argv0 != NULL) { |
3844 | 7d8cec95 | aurel32 | target_argv[i++] = strdup(argv0); |
3845 | 7d8cec95 | aurel32 | } |
3846 | 7d8cec95 | aurel32 | for (; i < target_argc; i++) {
|
3847 | 7d8cec95 | aurel32 | target_argv[i] = strdup(argv[optind + i]); |
3848 | 7d8cec95 | aurel32 | } |
3849 | 7d8cec95 | aurel32 | target_argv[target_argc] = NULL;
|
3850 | 7d8cec95 | aurel32 | |
3851 | 7267c094 | Anthony Liguori | ts = g_malloc0 (sizeof(TaskState));
|
3852 | edf8e2af | Mika Westerberg | init_task_state(ts); |
3853 | edf8e2af | Mika Westerberg | /* build Task State */
|
3854 | edf8e2af | Mika Westerberg | ts->info = info; |
3855 | edf8e2af | Mika Westerberg | ts->bprm = &bprm; |
3856 | edf8e2af | Mika Westerberg | env->opaque = ts; |
3857 | edf8e2af | Mika Westerberg | task_settid(ts); |
3858 | edf8e2af | Mika Westerberg | |
3859 | 0b959cf5 | Richard Henderson | execfd = qemu_getauxval(AT_EXECFD); |
3860 | 0b959cf5 | Richard Henderson | if (execfd == 0) { |
3861 | 03cfd8fa | Laurent Vivier | execfd = open(filename, O_RDONLY); |
3862 | 0b959cf5 | Richard Henderson | if (execfd < 0) { |
3863 | 0b959cf5 | Richard Henderson | printf("Error while loading %s: %s\n", filename, strerror(errno));
|
3864 | 0b959cf5 | Richard Henderson | _exit(1);
|
3865 | 0b959cf5 | Richard Henderson | } |
3866 | 03cfd8fa | Laurent Vivier | } |
3867 | 03cfd8fa | Laurent Vivier | |
3868 | 03cfd8fa | Laurent Vivier | ret = loader_exec(execfd, filename, target_argv, target_environ, regs, |
3869 | fd4d81dd | Arnaud Patard | info, &bprm); |
3870 | fd4d81dd | Arnaud Patard | if (ret != 0) { |
3871 | 885c1d10 | Peter Maydell | printf("Error while loading %s: %s\n", filename, strerror(-ret));
|
3872 | b12b6a18 | ths | _exit(1);
|
3873 | b12b6a18 | ths | } |
3874 | b12b6a18 | ths | |
3875 | b12b6a18 | ths | for (wrk = target_environ; *wrk; wrk++) {
|
3876 | b12b6a18 | ths | free(*wrk); |
3877 | 31e31b8a | bellard | } |
3878 | 3b46e624 | ths | |
3879 | b12b6a18 | ths | free(target_environ); |
3880 | b12b6a18 | ths | |
3881 | 2e77eac6 | blueswir1 | if (qemu_log_enabled()) {
|
3882 | 379f6698 | Paul Brook | #if defined(CONFIG_USE_GUEST_BASE)
|
3883 | 379f6698 | Paul Brook | qemu_log("guest_base 0x%lx\n", guest_base);
|
3884 | 379f6698 | Paul Brook | #endif
|
3885 | 2e77eac6 | blueswir1 | log_page_dump(); |
3886 | 2e77eac6 | blueswir1 | |
3887 | 2e77eac6 | blueswir1 | qemu_log("start_brk 0x" TARGET_ABI_FMT_lx "\n", info->start_brk); |
3888 | 2e77eac6 | blueswir1 | qemu_log("end_code 0x" TARGET_ABI_FMT_lx "\n", info->end_code); |
3889 | 2e77eac6 | blueswir1 | qemu_log("start_code 0x" TARGET_ABI_FMT_lx "\n", |
3890 | 2e77eac6 | blueswir1 | info->start_code); |
3891 | 2e77eac6 | blueswir1 | qemu_log("start_data 0x" TARGET_ABI_FMT_lx "\n", |
3892 | 2e77eac6 | blueswir1 | info->start_data); |
3893 | 2e77eac6 | blueswir1 | qemu_log("end_data 0x" TARGET_ABI_FMT_lx "\n", info->end_data); |
3894 | 2e77eac6 | blueswir1 | qemu_log("start_stack 0x" TARGET_ABI_FMT_lx "\n", |
3895 | 2e77eac6 | blueswir1 | info->start_stack); |
3896 | 2e77eac6 | blueswir1 | qemu_log("brk 0x" TARGET_ABI_FMT_lx "\n", info->brk); |
3897 | 2e77eac6 | blueswir1 | qemu_log("entry 0x" TARGET_ABI_FMT_lx "\n", info->entry); |
3898 | 2e77eac6 | blueswir1 | } |
3899 | 31e31b8a | bellard | |
3900 | 53a5960a | pbrook | target_set_brk(info->brk); |
3901 | 31e31b8a | bellard | syscall_init(); |
3902 | 66fb9763 | bellard | signal_init(); |
3903 | 31e31b8a | bellard | |
3904 | 9002ec79 | Richard Henderson | #if defined(CONFIG_USE_GUEST_BASE)
|
3905 | 9002ec79 | Richard Henderson | /* Now that we've loaded the binary, GUEST_BASE is fixed. Delay
|
3906 | 9002ec79 | Richard Henderson | generating the prologue until now so that the prologue can take
|
3907 | 9002ec79 | Richard Henderson | the real value of GUEST_BASE into account. */
|
3908 | 9002ec79 | Richard Henderson | tcg_prologue_init(&tcg_ctx); |
3909 | 9002ec79 | Richard Henderson | #endif
|
3910 | 9002ec79 | Richard Henderson | |
3911 | b346ff46 | bellard | #if defined(TARGET_I386)
|
3912 | 2e255c6b | bellard | cpu_x86_set_cpl(env, 3);
|
3913 | 2e255c6b | bellard | |
3914 | 3802ce26 | bellard | env->cr[0] = CR0_PG_MASK | CR0_WP_MASK | CR0_PE_MASK;
|
3915 | 1bde465e | bellard | env->hflags |= HF_PE_MASK; |
3916 | 0514ef2f | Eduardo Habkost | if (env->features[FEAT_1_EDX] & CPUID_SSE) {
|
3917 | 1bde465e | bellard | env->cr[4] |= CR4_OSFXSR_MASK;
|
3918 | 1bde465e | bellard | env->hflags |= HF_OSFXSR_MASK; |
3919 | 1bde465e | bellard | } |
3920 | d2fd1af7 | bellard | #ifndef TARGET_ABI32
|
3921 | 4dbc422b | bellard | /* enable 64 bit mode if possible */
|
3922 | 0514ef2f | Eduardo Habkost | if (!(env->features[FEAT_8000_0001_EDX] & CPUID_EXT2_LM)) {
|
3923 | 4dbc422b | bellard | fprintf(stderr, "The selected x86 CPU does not support 64 bit mode\n");
|
3924 | 4dbc422b | bellard | exit(1);
|
3925 | 4dbc422b | bellard | } |
3926 | d2fd1af7 | bellard | env->cr[4] |= CR4_PAE_MASK;
|
3927 | 4dbc422b | bellard | env->efer |= MSR_EFER_LMA | MSR_EFER_LME; |
3928 | d2fd1af7 | bellard | env->hflags |= HF_LMA_MASK; |
3929 | d2fd1af7 | bellard | #endif
|
3930 | 1bde465e | bellard | |
3931 | 415e561f | bellard | /* flags setup : we activate the IRQs by default as in user mode */
|
3932 | 415e561f | bellard | env->eflags |= IF_MASK; |
3933 | 3b46e624 | ths | |
3934 | 6dbad63e | bellard | /* linux register setup */
|
3935 | d2fd1af7 | bellard | #ifndef TARGET_ABI32
|
3936 | 84409ddb | j_mayer | env->regs[R_EAX] = regs->rax; |
3937 | 84409ddb | j_mayer | env->regs[R_EBX] = regs->rbx; |
3938 | 84409ddb | j_mayer | env->regs[R_ECX] = regs->rcx; |
3939 | 84409ddb | j_mayer | env->regs[R_EDX] = regs->rdx; |
3940 | 84409ddb | j_mayer | env->regs[R_ESI] = regs->rsi; |
3941 | 84409ddb | j_mayer | env->regs[R_EDI] = regs->rdi; |
3942 | 84409ddb | j_mayer | env->regs[R_EBP] = regs->rbp; |
3943 | 84409ddb | j_mayer | env->regs[R_ESP] = regs->rsp; |
3944 | 84409ddb | j_mayer | env->eip = regs->rip; |
3945 | 84409ddb | j_mayer | #else
|
3946 | 0ecfa993 | bellard | env->regs[R_EAX] = regs->eax; |
3947 | 0ecfa993 | bellard | env->regs[R_EBX] = regs->ebx; |
3948 | 0ecfa993 | bellard | env->regs[R_ECX] = regs->ecx; |
3949 | 0ecfa993 | bellard | env->regs[R_EDX] = regs->edx; |
3950 | 0ecfa993 | bellard | env->regs[R_ESI] = regs->esi; |
3951 | 0ecfa993 | bellard | env->regs[R_EDI] = regs->edi; |
3952 | 0ecfa993 | bellard | env->regs[R_EBP] = regs->ebp; |
3953 | 0ecfa993 | bellard | env->regs[R_ESP] = regs->esp; |
3954 | dab2ed99 | bellard | env->eip = regs->eip; |
3955 | 84409ddb | j_mayer | #endif
|
3956 | 31e31b8a | bellard | |
3957 | f4beb510 | bellard | /* linux interrupt setup */
|
3958 | e441570f | balrog | #ifndef TARGET_ABI32
|
3959 | e441570f | balrog | env->idt.limit = 511;
|
3960 | e441570f | balrog | #else
|
3961 | e441570f | balrog | env->idt.limit = 255;
|
3962 | e441570f | balrog | #endif
|
3963 | e441570f | balrog | env->idt.base = target_mmap(0, sizeof(uint64_t) * (env->idt.limit + 1), |
3964 | e441570f | balrog | PROT_READ|PROT_WRITE, |
3965 | e441570f | balrog | MAP_ANONYMOUS|MAP_PRIVATE, -1, 0); |
3966 | e441570f | balrog | idt_table = g2h(env->idt.base); |
3967 | f4beb510 | bellard | set_idt(0, 0); |
3968 | f4beb510 | bellard | set_idt(1, 0); |
3969 | f4beb510 | bellard | set_idt(2, 0); |
3970 | f4beb510 | bellard | set_idt(3, 3); |
3971 | f4beb510 | bellard | set_idt(4, 3); |
3972 | ec95da6c | bellard | set_idt(5, 0); |
3973 | f4beb510 | bellard | set_idt(6, 0); |
3974 | f4beb510 | bellard | set_idt(7, 0); |
3975 | f4beb510 | bellard | set_idt(8, 0); |
3976 | f4beb510 | bellard | set_idt(9, 0); |
3977 | f4beb510 | bellard | set_idt(10, 0); |
3978 | f4beb510 | bellard | set_idt(11, 0); |
3979 | f4beb510 | bellard | set_idt(12, 0); |
3980 | f4beb510 | bellard | set_idt(13, 0); |
3981 | f4beb510 | bellard | set_idt(14, 0); |
3982 | f4beb510 | bellard | set_idt(15, 0); |
3983 | f4beb510 | bellard | set_idt(16, 0); |
3984 | f4beb510 | bellard | set_idt(17, 0); |
3985 | f4beb510 | bellard | set_idt(18, 0); |
3986 | f4beb510 | bellard | set_idt(19, 0); |
3987 | f4beb510 | bellard | set_idt(0x80, 3); |
3988 | f4beb510 | bellard | |
3989 | 6dbad63e | bellard | /* linux segment setup */
|
3990 | 8d18e893 | bellard | { |
3991 | 8d18e893 | bellard | uint64_t *gdt_table; |
3992 | e441570f | balrog | env->gdt.base = target_mmap(0, sizeof(uint64_t) * TARGET_GDT_ENTRIES, |
3993 | e441570f | balrog | PROT_READ|PROT_WRITE, |
3994 | e441570f | balrog | MAP_ANONYMOUS|MAP_PRIVATE, -1, 0); |
3995 | 8d18e893 | bellard | env->gdt.limit = sizeof(uint64_t) * TARGET_GDT_ENTRIES - 1; |
3996 | e441570f | balrog | gdt_table = g2h(env->gdt.base); |
3997 | d2fd1af7 | bellard | #ifdef TARGET_ABI32
|
3998 | 8d18e893 | bellard | write_dt(&gdt_table[__USER_CS >> 3], 0, 0xfffff, |
3999 | 8d18e893 | bellard | DESC_G_MASK | DESC_B_MASK | DESC_P_MASK | DESC_S_MASK | |
4000 | 8d18e893 | bellard | (3 << DESC_DPL_SHIFT) | (0xa << DESC_TYPE_SHIFT)); |
4001 | d2fd1af7 | bellard | #else
|
4002 | d2fd1af7 | bellard | /* 64 bit code segment */
|
4003 | d2fd1af7 | bellard | write_dt(&gdt_table[__USER_CS >> 3], 0, 0xfffff, |
4004 | d2fd1af7 | bellard | DESC_G_MASK | DESC_B_MASK | DESC_P_MASK | DESC_S_MASK | |
4005 | d2fd1af7 | bellard | DESC_L_MASK | |
4006 | d2fd1af7 | bellard | (3 << DESC_DPL_SHIFT) | (0xa << DESC_TYPE_SHIFT)); |
4007 | d2fd1af7 | bellard | #endif
|
4008 | 8d18e893 | bellard | write_dt(&gdt_table[__USER_DS >> 3], 0, 0xfffff, |
4009 | 8d18e893 | bellard | DESC_G_MASK | DESC_B_MASK | DESC_P_MASK | DESC_S_MASK | |
4010 | 8d18e893 | bellard | (3 << DESC_DPL_SHIFT) | (0x2 << DESC_TYPE_SHIFT)); |
4011 | 8d18e893 | bellard | } |
4012 | 6dbad63e | bellard | cpu_x86_load_seg(env, R_CS, __USER_CS); |
4013 | d2fd1af7 | bellard | cpu_x86_load_seg(env, R_SS, __USER_DS); |
4014 | d2fd1af7 | bellard | #ifdef TARGET_ABI32
|
4015 | 6dbad63e | bellard | cpu_x86_load_seg(env, R_DS, __USER_DS); |
4016 | 6dbad63e | bellard | cpu_x86_load_seg(env, R_ES, __USER_DS); |
4017 | 6dbad63e | bellard | cpu_x86_load_seg(env, R_FS, __USER_DS); |
4018 | 6dbad63e | bellard | cpu_x86_load_seg(env, R_GS, __USER_DS); |
4019 | d6eb40f6 | ths | /* This hack makes Wine work... */
|
4020 | d6eb40f6 | ths | env->segs[R_FS].selector = 0;
|
4021 | d2fd1af7 | bellard | #else
|
4022 | d2fd1af7 | bellard | cpu_x86_load_seg(env, R_DS, 0);
|
4023 | d2fd1af7 | bellard | cpu_x86_load_seg(env, R_ES, 0);
|
4024 | d2fd1af7 | bellard | cpu_x86_load_seg(env, R_FS, 0);
|
4025 | d2fd1af7 | bellard | cpu_x86_load_seg(env, R_GS, 0);
|
4026 | d2fd1af7 | bellard | #endif
|
4027 | 99033cae | Alexander Graf | #elif defined(TARGET_AARCH64)
|
4028 | 99033cae | Alexander Graf | { |
4029 | 99033cae | Alexander Graf | int i;
|
4030 | 99033cae | Alexander Graf | |
4031 | 99033cae | Alexander Graf | if (!(arm_feature(env, ARM_FEATURE_AARCH64))) {
|
4032 | 99033cae | Alexander Graf | fprintf(stderr, |
4033 | 99033cae | Alexander Graf | "The selected ARM CPU does not support 64 bit mode\n");
|
4034 | 99033cae | Alexander Graf | exit(1);
|
4035 | 99033cae | Alexander Graf | } |
4036 | 99033cae | Alexander Graf | |
4037 | 99033cae | Alexander Graf | for (i = 0; i < 31; i++) { |
4038 | 99033cae | Alexander Graf | env->xregs[i] = regs->regs[i]; |
4039 | 99033cae | Alexander Graf | } |
4040 | 99033cae | Alexander Graf | env->pc = regs->pc; |
4041 | 99033cae | Alexander Graf | env->xregs[31] = regs->sp;
|
4042 | 99033cae | Alexander Graf | } |
4043 | b346ff46 | bellard | #elif defined(TARGET_ARM)
|
4044 | b346ff46 | bellard | { |
4045 | b346ff46 | bellard | int i;
|
4046 | b5ff1b31 | bellard | cpsr_write(env, regs->uregs[16], 0xffffffff); |
4047 | b346ff46 | bellard | for(i = 0; i < 16; i++) { |
4048 | b346ff46 | bellard | env->regs[i] = regs->uregs[i]; |
4049 | b346ff46 | bellard | } |
4050 | d8fd2954 | Paul Brook | /* Enable BE8. */
|
4051 | d8fd2954 | Paul Brook | if (EF_ARM_EABI_VERSION(info->elf_flags) >= EF_ARM_EABI_VER4
|
4052 | d8fd2954 | Paul Brook | && (info->elf_flags & EF_ARM_BE8)) { |
4053 | d8fd2954 | Paul Brook | env->bswap_code = 1;
|
4054 | d8fd2954 | Paul Brook | } |
4055 | b346ff46 | bellard | } |
4056 | d2fbca94 | Guan Xuetao | #elif defined(TARGET_UNICORE32)
|
4057 | d2fbca94 | Guan Xuetao | { |
4058 | d2fbca94 | Guan Xuetao | int i;
|
4059 | d2fbca94 | Guan Xuetao | cpu_asr_write(env, regs->uregs[32], 0xffffffff); |
4060 | d2fbca94 | Guan Xuetao | for (i = 0; i < 32; i++) { |
4061 | d2fbca94 | Guan Xuetao | env->regs[i] = regs->uregs[i]; |
4062 | d2fbca94 | Guan Xuetao | } |
4063 | d2fbca94 | Guan Xuetao | } |
4064 | 93ac68bc | bellard | #elif defined(TARGET_SPARC)
|
4065 | 060366c5 | bellard | { |
4066 | 060366c5 | bellard | int i;
|
4067 | 060366c5 | bellard | env->pc = regs->pc; |
4068 | 060366c5 | bellard | env->npc = regs->npc; |
4069 | 060366c5 | bellard | env->y = regs->y; |
4070 | 060366c5 | bellard | for(i = 0; i < 8; i++) |
4071 | 060366c5 | bellard | env->gregs[i] = regs->u_regs[i]; |
4072 | 060366c5 | bellard | for(i = 0; i < 8; i++) |
4073 | 060366c5 | bellard | env->regwptr[i] = regs->u_regs[i + 8];
|
4074 | 060366c5 | bellard | } |
4075 | 67867308 | bellard | #elif defined(TARGET_PPC)
|
4076 | 67867308 | bellard | { |
4077 | 67867308 | bellard | int i;
|
4078 | 3fc6c082 | bellard | |
4079 | 0411a972 | j_mayer | #if defined(TARGET_PPC64)
|
4080 | 0411a972 | j_mayer | #if defined(TARGET_ABI32)
|
4081 | 0411a972 | j_mayer | env->msr &= ~((target_ulong)1 << MSR_SF);
|
4082 | e85e7c6e | j_mayer | #else
|
4083 | 0411a972 | j_mayer | env->msr |= (target_ulong)1 << MSR_SF;
|
4084 | 0411a972 | j_mayer | #endif
|
4085 | 84409ddb | j_mayer | #endif
|
4086 | 67867308 | bellard | env->nip = regs->nip; |
4087 | 67867308 | bellard | for(i = 0; i < 32; i++) { |
4088 | 67867308 | bellard | env->gpr[i] = regs->gpr[i]; |
4089 | 67867308 | bellard | } |
4090 | 67867308 | bellard | } |
4091 | e6e5906b | pbrook | #elif defined(TARGET_M68K)
|
4092 | e6e5906b | pbrook | { |
4093 | e6e5906b | pbrook | env->pc = regs->pc; |
4094 | e6e5906b | pbrook | env->dregs[0] = regs->d0;
|
4095 | e6e5906b | pbrook | env->dregs[1] = regs->d1;
|
4096 | e6e5906b | pbrook | env->dregs[2] = regs->d2;
|
4097 | e6e5906b | pbrook | env->dregs[3] = regs->d3;
|
4098 | e6e5906b | pbrook | env->dregs[4] = regs->d4;
|
4099 | e6e5906b | pbrook | env->dregs[5] = regs->d5;
|
4100 | e6e5906b | pbrook | env->dregs[6] = regs->d6;
|
4101 | e6e5906b | pbrook | env->dregs[7] = regs->d7;
|
4102 | e6e5906b | pbrook | env->aregs[0] = regs->a0;
|
4103 | e6e5906b | pbrook | env->aregs[1] = regs->a1;
|
4104 | e6e5906b | pbrook | env->aregs[2] = regs->a2;
|
4105 | e6e5906b | pbrook | env->aregs[3] = regs->a3;
|
4106 | e6e5906b | pbrook | env->aregs[4] = regs->a4;
|
4107 | e6e5906b | pbrook | env->aregs[5] = regs->a5;
|
4108 | e6e5906b | pbrook | env->aregs[6] = regs->a6;
|
4109 | e6e5906b | pbrook | env->aregs[7] = regs->usp;
|
4110 | e6e5906b | pbrook | env->sr = regs->sr; |
4111 | e6e5906b | pbrook | ts->sim_syscalls = 1;
|
4112 | e6e5906b | pbrook | } |
4113 | b779e29e | Edgar E. Iglesias | #elif defined(TARGET_MICROBLAZE)
|
4114 | b779e29e | Edgar E. Iglesias | { |
4115 | b779e29e | Edgar E. Iglesias | env->regs[0] = regs->r0;
|
4116 | b779e29e | Edgar E. Iglesias | env->regs[1] = regs->r1;
|
4117 | b779e29e | Edgar E. Iglesias | env->regs[2] = regs->r2;
|
4118 | b779e29e | Edgar E. Iglesias | env->regs[3] = regs->r3;
|
4119 | b779e29e | Edgar E. Iglesias | env->regs[4] = regs->r4;
|
4120 | b779e29e | Edgar E. Iglesias | env->regs[5] = regs->r5;
|
4121 | b779e29e | Edgar E. Iglesias | env->regs[6] = regs->r6;
|
4122 | b779e29e | Edgar E. Iglesias | env->regs[7] = regs->r7;
|
4123 | b779e29e | Edgar E. Iglesias | env->regs[8] = regs->r8;
|
4124 | b779e29e | Edgar E. Iglesias | env->regs[9] = regs->r9;
|
4125 | b779e29e | Edgar E. Iglesias | env->regs[10] = regs->r10;
|
4126 | b779e29e | Edgar E. Iglesias | env->regs[11] = regs->r11;
|
4127 | b779e29e | Edgar E. Iglesias | env->regs[12] = regs->r12;
|
4128 | b779e29e | Edgar E. Iglesias | env->regs[13] = regs->r13;
|
4129 | b779e29e | Edgar E. Iglesias | env->regs[14] = regs->r14;
|
4130 | b779e29e | Edgar E. Iglesias | env->regs[15] = regs->r15;
|
4131 | b779e29e | Edgar E. Iglesias | env->regs[16] = regs->r16;
|
4132 | b779e29e | Edgar E. Iglesias | env->regs[17] = regs->r17;
|
4133 | b779e29e | Edgar E. Iglesias | env->regs[18] = regs->r18;
|
4134 | b779e29e | Edgar E. Iglesias | env->regs[19] = regs->r19;
|
4135 | b779e29e | Edgar E. Iglesias | env->regs[20] = regs->r20;
|
4136 | b779e29e | Edgar E. Iglesias | env->regs[21] = regs->r21;
|
4137 | b779e29e | Edgar E. Iglesias | env->regs[22] = regs->r22;
|
4138 | b779e29e | Edgar E. Iglesias | env->regs[23] = regs->r23;
|
4139 | b779e29e | Edgar E. Iglesias | env->regs[24] = regs->r24;
|
4140 | b779e29e | Edgar E. Iglesias | env->regs[25] = regs->r25;
|
4141 | b779e29e | Edgar E. Iglesias | env->regs[26] = regs->r26;
|
4142 | b779e29e | Edgar E. Iglesias | env->regs[27] = regs->r27;
|
4143 | b779e29e | Edgar E. Iglesias | env->regs[28] = regs->r28;
|
4144 | b779e29e | Edgar E. Iglesias | env->regs[29] = regs->r29;
|
4145 | b779e29e | Edgar E. Iglesias | env->regs[30] = regs->r30;
|
4146 | b779e29e | Edgar E. Iglesias | env->regs[31] = regs->r31;
|
4147 | b779e29e | Edgar E. Iglesias | env->sregs[SR_PC] = regs->pc; |
4148 | b779e29e | Edgar E. Iglesias | } |
4149 | 048f6b4d | bellard | #elif defined(TARGET_MIPS)
|
4150 | 048f6b4d | bellard | { |
4151 | 048f6b4d | bellard | int i;
|
4152 | 048f6b4d | bellard | |
4153 | 048f6b4d | bellard | for(i = 0; i < 32; i++) { |
4154 | b5dc7732 | ths | env->active_tc.gpr[i] = regs->regs[i]; |
4155 | 048f6b4d | bellard | } |
4156 | 0fddbbf2 | Nathan Froyd | env->active_tc.PC = regs->cp0_epc & ~(target_ulong)1;
|
4157 | 0fddbbf2 | Nathan Froyd | if (regs->cp0_epc & 1) { |
4158 | 0fddbbf2 | Nathan Froyd | env->hflags |= MIPS_HFLAG_M16; |
4159 | 0fddbbf2 | Nathan Froyd | } |
4160 | 048f6b4d | bellard | } |
4161 | d962783e | Jia Liu | #elif defined(TARGET_OPENRISC)
|
4162 | d962783e | Jia Liu | { |
4163 | d962783e | Jia Liu | int i;
|
4164 | d962783e | Jia Liu | |
4165 | d962783e | Jia Liu | for (i = 0; i < 32; i++) { |
4166 | d962783e | Jia Liu | env->gpr[i] = regs->gpr[i]; |
4167 | d962783e | Jia Liu | } |
4168 | d962783e | Jia Liu | |
4169 | d962783e | Jia Liu | env->sr = regs->sr; |
4170 | d962783e | Jia Liu | env->pc = regs->pc; |
4171 | d962783e | Jia Liu | } |
4172 | fdf9b3e8 | bellard | #elif defined(TARGET_SH4)
|
4173 | fdf9b3e8 | bellard | { |
4174 | fdf9b3e8 | bellard | int i;
|
4175 | fdf9b3e8 | bellard | |
4176 | fdf9b3e8 | bellard | for(i = 0; i < 16; i++) { |
4177 | fdf9b3e8 | bellard | env->gregs[i] = regs->regs[i]; |
4178 | fdf9b3e8 | bellard | } |
4179 | fdf9b3e8 | bellard | env->pc = regs->pc; |
4180 | fdf9b3e8 | bellard | } |
4181 | 7a3148a9 | j_mayer | #elif defined(TARGET_ALPHA)
|
4182 | 7a3148a9 | j_mayer | { |
4183 | 7a3148a9 | j_mayer | int i;
|
4184 | 7a3148a9 | j_mayer | |
4185 | 7a3148a9 | j_mayer | for(i = 0; i < 28; i++) { |
4186 | 992f48a0 | blueswir1 | env->ir[i] = ((abi_ulong *)regs)[i]; |
4187 | 7a3148a9 | j_mayer | } |
4188 | dad081ee | Richard Henderson | env->ir[IR_SP] = regs->usp; |
4189 | 7a3148a9 | j_mayer | env->pc = regs->pc; |
4190 | 7a3148a9 | j_mayer | } |
4191 | 48733d19 | ths | #elif defined(TARGET_CRIS)
|
4192 | 48733d19 | ths | { |
4193 | 48733d19 | ths | env->regs[0] = regs->r0;
|
4194 | 48733d19 | ths | env->regs[1] = regs->r1;
|
4195 | 48733d19 | ths | env->regs[2] = regs->r2;
|
4196 | 48733d19 | ths | env->regs[3] = regs->r3;
|
4197 | 48733d19 | ths | env->regs[4] = regs->r4;
|
4198 | 48733d19 | ths | env->regs[5] = regs->r5;
|
4199 | 48733d19 | ths | env->regs[6] = regs->r6;
|
4200 | 48733d19 | ths | env->regs[7] = regs->r7;
|
4201 | 48733d19 | ths | env->regs[8] = regs->r8;
|
4202 | 48733d19 | ths | env->regs[9] = regs->r9;
|
4203 | 48733d19 | ths | env->regs[10] = regs->r10;
|
4204 | 48733d19 | ths | env->regs[11] = regs->r11;
|
4205 | 48733d19 | ths | env->regs[12] = regs->r12;
|
4206 | 48733d19 | ths | env->regs[13] = regs->r13;
|
4207 | 48733d19 | ths | env->regs[14] = info->start_stack;
|
4208 | 48733d19 | ths | env->regs[15] = regs->acr;
|
4209 | 48733d19 | ths | env->pc = regs->erp; |
4210 | 48733d19 | ths | } |
4211 | a4c075f1 | Ulrich Hecht | #elif defined(TARGET_S390X)
|
4212 | a4c075f1 | Ulrich Hecht | { |
4213 | a4c075f1 | Ulrich Hecht | int i;
|
4214 | a4c075f1 | Ulrich Hecht | for (i = 0; i < 16; i++) { |
4215 | a4c075f1 | Ulrich Hecht | env->regs[i] = regs->gprs[i]; |
4216 | a4c075f1 | Ulrich Hecht | } |
4217 | a4c075f1 | Ulrich Hecht | env->psw.mask = regs->psw.mask; |
4218 | a4c075f1 | Ulrich Hecht | env->psw.addr = regs->psw.addr; |
4219 | a4c075f1 | Ulrich Hecht | } |
4220 | b346ff46 | bellard | #else
|
4221 | b346ff46 | bellard | #error unsupported target CPU
|
4222 | b346ff46 | bellard | #endif
|
4223 | 31e31b8a | bellard | |
4224 | d2fbca94 | Guan Xuetao | #if defined(TARGET_ARM) || defined(TARGET_M68K) || defined(TARGET_UNICORE32)
|
4225 | a87295e8 | pbrook | ts->stack_base = info->start_stack; |
4226 | a87295e8 | pbrook | ts->heap_base = info->brk; |
4227 | a87295e8 | pbrook | /* This will be filled in on the first SYS_HEAPINFO call. */
|
4228 | a87295e8 | pbrook | ts->heap_limit = 0;
|
4229 | a87295e8 | pbrook | #endif
|
4230 | a87295e8 | pbrook | |
4231 | 74c33bed | bellard | if (gdbstub_port) {
|
4232 | ff7a981a | Peter Maydell | if (gdbserver_start(gdbstub_port) < 0) { |
4233 | ff7a981a | Peter Maydell | fprintf(stderr, "qemu: could not open gdbserver on port %d\n",
|
4234 | ff7a981a | Peter Maydell | gdbstub_port); |
4235 | ff7a981a | Peter Maydell | exit(1);
|
4236 | ff7a981a | Peter Maydell | } |
4237 | db6b81d4 | Andreas Färber | gdb_handlesig(cpu, 0);
|
4238 | 1fddef4b | bellard | } |
4239 | 1b6b029e | bellard | cpu_loop(env); |
4240 | 1b6b029e | bellard | /* never exits */
|
4241 | 31e31b8a | bellard | return 0; |
4242 | 31e31b8a | bellard | } |