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1 | 0824d6fc | bellard | /*
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2 | 80cabfad | bellard | * QEMU System Emulator
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3 | 0824d6fc | bellard | *
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4 | 80cabfad | bellard | * Copyright (c) 2003-2004 Fabrice Bellard
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5 | 0824d6fc | bellard | *
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6 | 1df912cf | bellard | * Permission is hereby granted, free of charge, to any person obtaining a copy
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7 | 1df912cf | bellard | * of this software and associated documentation files (the "Software"), to deal
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8 | 1df912cf | bellard | * in the Software without restriction, including without limitation the rights
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9 | 1df912cf | bellard | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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10 | 1df912cf | bellard | * copies of the Software, and to permit persons to whom the Software is
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11 | 1df912cf | bellard | * furnished to do so, subject to the following conditions:
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12 | 1df912cf | bellard | *
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13 | 1df912cf | bellard | * The above copyright notice and this permission notice shall be included in
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14 | 1df912cf | bellard | * all copies or substantial portions of the Software.
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15 | 1df912cf | bellard | *
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16 | 1df912cf | bellard | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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17 | 1df912cf | bellard | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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18 | 1df912cf | bellard | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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19 | 1df912cf | bellard | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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20 | 1df912cf | bellard | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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21 | 1df912cf | bellard | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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22 | 1df912cf | bellard | * THE SOFTWARE.
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23 | 0824d6fc | bellard | */
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24 | 67b915a5 | bellard | #include "vl.h" |
25 | 67b915a5 | bellard | |
26 | 0824d6fc | bellard | #include <unistd.h> |
27 | 0824d6fc | bellard | #include <fcntl.h> |
28 | 0824d6fc | bellard | #include <signal.h> |
29 | 0824d6fc | bellard | #include <time.h> |
30 | 0824d6fc | bellard | #include <errno.h> |
31 | 67b915a5 | bellard | #include <sys/time.h> |
32 | 67b915a5 | bellard | |
33 | 67b915a5 | bellard | #ifndef _WIN32
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34 | 67b915a5 | bellard | #include <sys/times.h> |
35 | f1510b2c | bellard | #include <sys/wait.h> |
36 | 67b915a5 | bellard | #include <termios.h> |
37 | 67b915a5 | bellard | #include <sys/poll.h> |
38 | 67b915a5 | bellard | #include <sys/mman.h> |
39 | f1510b2c | bellard | #include <sys/ioctl.h> |
40 | f1510b2c | bellard | #include <sys/socket.h> |
41 | 7d3505c5 | bellard | #ifdef _BSD
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42 | 7d3505c5 | bellard | #include <sys/stat.h> |
43 | 83fb7adf | bellard | #ifndef __APPLE__
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44 | 7d3505c5 | bellard | #include <libutil.h> |
45 | 83fb7adf | bellard | #endif
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46 | 7d3505c5 | bellard | #else
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47 | f1510b2c | bellard | #include <linux/if.h> |
48 | f1510b2c | bellard | #include <linux/if_tun.h> |
49 | 7d3505c5 | bellard | #include <pty.h> |
50 | 7d3505c5 | bellard | #include <malloc.h> |
51 | fd872598 | bellard | #include <linux/rtc.h> |
52 | 67b915a5 | bellard | #endif
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53 | 7d3505c5 | bellard | #endif
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54 | 67b915a5 | bellard | |
55 | c20709aa | bellard | #if defined(CONFIG_SLIRP)
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56 | c20709aa | bellard | #include "libslirp.h" |
57 | c20709aa | bellard | #endif
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58 | c20709aa | bellard | |
59 | 67b915a5 | bellard | #ifdef _WIN32
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60 | 7d3505c5 | bellard | #include <malloc.h> |
61 | 67b915a5 | bellard | #include <sys/timeb.h> |
62 | 67b915a5 | bellard | #include <windows.h> |
63 | 67b915a5 | bellard | #define getopt_long_only getopt_long
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64 | 67b915a5 | bellard | #define memalign(align, size) malloc(size)
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65 | 67b915a5 | bellard | #endif
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66 | 67b915a5 | bellard | |
67 | 73332e5c | bellard | #ifdef CONFIG_SDL
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68 | 96bcd4f8 | bellard | #ifdef __APPLE__
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69 | 83fb7adf | bellard | #include <SDL/SDL.h> |
70 | 96bcd4f8 | bellard | #endif
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71 | 7d3505c5 | bellard | #if defined(__linux__)
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72 | 73332e5c | bellard | /* SDL use the pthreads and they modify sigaction. We don't
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73 | 73332e5c | bellard | want that. */
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74 | 7d3505c5 | bellard | #if (__GLIBC__ > 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ >= 2)) |
75 | 73332e5c | bellard | extern void __libc_sigaction(); |
76 | 73332e5c | bellard | #define sigaction(sig, act, oact) __libc_sigaction(sig, act, oact)
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77 | 73332e5c | bellard | #else
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78 | 73332e5c | bellard | extern void __sigaction(); |
79 | 73332e5c | bellard | #define sigaction(sig, act, oact) __sigaction(sig, act, oact)
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80 | 73332e5c | bellard | #endif
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81 | 7d3505c5 | bellard | #endif /* __linux__ */ |
82 | 73332e5c | bellard | #endif /* CONFIG_SDL */ |
83 | 0824d6fc | bellard | |
84 | 0824d6fc | bellard | #include "disas.h" |
85 | fc01f7e7 | bellard | |
86 | 8a7ddc38 | bellard | #include "exec-all.h" |
87 | 0824d6fc | bellard | |
88 | a541f297 | bellard | //#define DO_TB_FLUSH
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89 | a541f297 | bellard | |
90 | 5a67135a | bellard | #define DEFAULT_NETWORK_SCRIPT "/etc/qemu-ifup" |
91 | f1510b2c | bellard | |
92 | 0824d6fc | bellard | //#define DEBUG_UNUSED_IOPORT
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93 | fd872598 | bellard | //#define DEBUG_IOPORT
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94 | 330d0414 | bellard | |
95 | bb551faa | bellard | #if !defined(CONFIG_SOFTMMU)
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96 | 7916e224 | bellard | #define PHYS_RAM_MAX_SIZE (256 * 1024 * 1024) |
97 | bb551faa | bellard | #else
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98 | bb551faa | bellard | #define PHYS_RAM_MAX_SIZE (2047 * 1024 * 1024) |
99 | bb551faa | bellard | #endif
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100 | 7916e224 | bellard | |
101 | 77d4bc34 | bellard | #ifdef TARGET_PPC
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102 | 77d4bc34 | bellard | #define DEFAULT_RAM_SIZE 144 |
103 | 77d4bc34 | bellard | #else
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104 | 1bfe856e | bellard | #define DEFAULT_RAM_SIZE 128 |
105 | 77d4bc34 | bellard | #endif
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106 | 8a7ddc38 | bellard | /* in ms */
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107 | 8a7ddc38 | bellard | #define GUI_REFRESH_INTERVAL 30 |
108 | 313aa567 | bellard | |
109 | 7dea1da4 | bellard | /* XXX: use a two level table to limit memory usage */
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110 | 7dea1da4 | bellard | #define MAX_IOPORTS 65536 |
111 | 0824d6fc | bellard | |
112 | 80cabfad | bellard | const char *bios_dir = CONFIG_QEMU_SHAREDIR; |
113 | 0824d6fc | bellard | char phys_ram_file[1024]; |
114 | c45886db | bellard | CPUState *global_env; |
115 | c45886db | bellard | CPUState *cpu_single_env; |
116 | c4b1fcc0 | bellard | void *ioport_opaque[MAX_IOPORTS];
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117 | fc01f7e7 | bellard | IOPortReadFunc *ioport_read_table[3][MAX_IOPORTS];
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118 | fc01f7e7 | bellard | IOPortWriteFunc *ioport_write_table[3][MAX_IOPORTS];
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119 | c45886db | bellard | BlockDriverState *bs_table[MAX_DISKS], *fd_table[MAX_FD]; |
120 | 313aa567 | bellard | int vga_ram_size;
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121 | 0ced6589 | bellard | int bios_size;
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122 | 313aa567 | bellard | static DisplayState display_state;
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123 | a20dd508 | bellard | int nographic;
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124 | 313aa567 | bellard | int64_t ticks_per_sec; |
125 | 36b486bb | bellard | int boot_device = 'c'; |
126 | 0ced6589 | bellard | int ram_size;
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127 | 80cabfad | bellard | static char network_script[1024]; |
128 | 80cabfad | bellard | int pit_min_timer_count = 0; |
129 | c4b1fcc0 | bellard | int nb_nics;
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130 | c4b1fcc0 | bellard | NetDriverState nd_table[MAX_NICS]; |
131 | c4b1fcc0 | bellard | SerialState *serial_console; |
132 | 8a7ddc38 | bellard | QEMUTimer *gui_timer; |
133 | 8a7ddc38 | bellard | int vm_running;
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134 | aaaa7df6 | bellard | int audio_enabled = 0; |
135 | bb0c6722 | bellard | int pci_enabled = 1; |
136 | 77d4bc34 | bellard | int prep_enabled = 0; |
137 | ee22c2f7 | bellard | int rtc_utc = 1; |
138 | 1bfe856e | bellard | int cirrus_vga_enabled = 1; |
139 | 1bfe856e | bellard | int graphic_width = 800; |
140 | 1bfe856e | bellard | int graphic_height = 600; |
141 | e9b137c2 | bellard | int graphic_depth = 15; |
142 | 0824d6fc | bellard | |
143 | 0824d6fc | bellard | /***********************************************************/
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144 | 26aa7d72 | bellard | /* x86 ISA bus support */
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145 | 26aa7d72 | bellard | |
146 | 26aa7d72 | bellard | target_phys_addr_t isa_mem_base = 0;
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147 | 0824d6fc | bellard | |
148 | c4b1fcc0 | bellard | uint32_t default_ioport_readb(void *opaque, uint32_t address)
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149 | 0824d6fc | bellard | { |
150 | 0824d6fc | bellard | #ifdef DEBUG_UNUSED_IOPORT
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151 | 0824d6fc | bellard | fprintf(stderr, "inb: port=0x%04x\n", address);
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152 | 0824d6fc | bellard | #endif
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153 | fc01f7e7 | bellard | return 0xff; |
154 | 0824d6fc | bellard | } |
155 | 0824d6fc | bellard | |
156 | c4b1fcc0 | bellard | void default_ioport_writeb(void *opaque, uint32_t address, uint32_t data) |
157 | 0824d6fc | bellard | { |
158 | 0824d6fc | bellard | #ifdef DEBUG_UNUSED_IOPORT
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159 | 0824d6fc | bellard | fprintf(stderr, "outb: port=0x%04x data=0x%02x\n", address, data);
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160 | 0824d6fc | bellard | #endif
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161 | 0824d6fc | bellard | } |
162 | 0824d6fc | bellard | |
163 | 0824d6fc | bellard | /* default is to make two byte accesses */
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164 | c4b1fcc0 | bellard | uint32_t default_ioport_readw(void *opaque, uint32_t address)
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165 | 0824d6fc | bellard | { |
166 | 0824d6fc | bellard | uint32_t data; |
167 | db45c29a | bellard | data = ioport_read_table[0][address](ioport_opaque[address], address);
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168 | db45c29a | bellard | address = (address + 1) & (MAX_IOPORTS - 1); |
169 | db45c29a | bellard | data |= ioport_read_table[0][address](ioport_opaque[address], address) << 8; |
170 | 0824d6fc | bellard | return data;
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171 | 0824d6fc | bellard | } |
172 | 0824d6fc | bellard | |
173 | c4b1fcc0 | bellard | void default_ioport_writew(void *opaque, uint32_t address, uint32_t data) |
174 | 0824d6fc | bellard | { |
175 | db45c29a | bellard | ioport_write_table[0][address](ioport_opaque[address], address, data & 0xff); |
176 | db45c29a | bellard | address = (address + 1) & (MAX_IOPORTS - 1); |
177 | db45c29a | bellard | ioport_write_table[0][address](ioport_opaque[address], address, (data >> 8) & 0xff); |
178 | 0824d6fc | bellard | } |
179 | 0824d6fc | bellard | |
180 | c4b1fcc0 | bellard | uint32_t default_ioport_readl(void *opaque, uint32_t address)
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181 | 0824d6fc | bellard | { |
182 | fc01f7e7 | bellard | #ifdef DEBUG_UNUSED_IOPORT
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183 | fc01f7e7 | bellard | fprintf(stderr, "inl: port=0x%04x\n", address);
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184 | fc01f7e7 | bellard | #endif
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185 | fc01f7e7 | bellard | return 0xffffffff; |
186 | 0824d6fc | bellard | } |
187 | 0824d6fc | bellard | |
188 | c4b1fcc0 | bellard | void default_ioport_writel(void *opaque, uint32_t address, uint32_t data) |
189 | 0824d6fc | bellard | { |
190 | fc01f7e7 | bellard | #ifdef DEBUG_UNUSED_IOPORT
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191 | fc01f7e7 | bellard | fprintf(stderr, "outl: port=0x%04x data=0x%02x\n", address, data);
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192 | fc01f7e7 | bellard | #endif
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193 | 0824d6fc | bellard | } |
194 | 0824d6fc | bellard | |
195 | fc01f7e7 | bellard | void init_ioports(void) |
196 | 0824d6fc | bellard | { |
197 | 0824d6fc | bellard | int i;
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198 | 0824d6fc | bellard | |
199 | fc01f7e7 | bellard | for(i = 0; i < MAX_IOPORTS; i++) { |
200 | fc01f7e7 | bellard | ioport_read_table[0][i] = default_ioport_readb;
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201 | fc01f7e7 | bellard | ioport_write_table[0][i] = default_ioport_writeb;
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202 | fc01f7e7 | bellard | ioport_read_table[1][i] = default_ioport_readw;
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203 | fc01f7e7 | bellard | ioport_write_table[1][i] = default_ioport_writew;
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204 | fc01f7e7 | bellard | ioport_read_table[2][i] = default_ioport_readl;
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205 | fc01f7e7 | bellard | ioport_write_table[2][i] = default_ioport_writel;
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206 | fc01f7e7 | bellard | } |
207 | 0824d6fc | bellard | } |
208 | 0824d6fc | bellard | |
209 | fc01f7e7 | bellard | /* size is the word size in byte */
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210 | c4b1fcc0 | bellard | int register_ioport_read(int start, int length, int size, |
211 | c4b1fcc0 | bellard | IOPortReadFunc *func, void *opaque)
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212 | f1510b2c | bellard | { |
213 | fc01f7e7 | bellard | int i, bsize;
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214 | f1510b2c | bellard | |
215 | c4b1fcc0 | bellard | if (size == 1) { |
216 | fc01f7e7 | bellard | bsize = 0;
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217 | c4b1fcc0 | bellard | } else if (size == 2) { |
218 | fc01f7e7 | bellard | bsize = 1;
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219 | c4b1fcc0 | bellard | } else if (size == 4) { |
220 | fc01f7e7 | bellard | bsize = 2;
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221 | c4b1fcc0 | bellard | } else {
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222 | c4b1fcc0 | bellard | hw_error("register_ioport_read: invalid size");
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223 | fc01f7e7 | bellard | return -1; |
224 | c4b1fcc0 | bellard | } |
225 | c4b1fcc0 | bellard | for(i = start; i < start + length; i += size) {
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226 | fc01f7e7 | bellard | ioport_read_table[bsize][i] = func; |
227 | c4b1fcc0 | bellard | if (ioport_opaque[i] != NULL && ioport_opaque[i] != opaque) |
228 | c4b1fcc0 | bellard | hw_error("register_ioport_read: invalid opaque");
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229 | c4b1fcc0 | bellard | ioport_opaque[i] = opaque; |
230 | c4b1fcc0 | bellard | } |
231 | f1510b2c | bellard | return 0; |
232 | f1510b2c | bellard | } |
233 | f1510b2c | bellard | |
234 | fc01f7e7 | bellard | /* size is the word size in byte */
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235 | c4b1fcc0 | bellard | int register_ioport_write(int start, int length, int size, |
236 | c4b1fcc0 | bellard | IOPortWriteFunc *func, void *opaque)
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237 | f1510b2c | bellard | { |
238 | fc01f7e7 | bellard | int i, bsize;
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239 | f1510b2c | bellard | |
240 | c4b1fcc0 | bellard | if (size == 1) { |
241 | fc01f7e7 | bellard | bsize = 0;
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242 | c4b1fcc0 | bellard | } else if (size == 2) { |
243 | fc01f7e7 | bellard | bsize = 1;
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244 | c4b1fcc0 | bellard | } else if (size == 4) { |
245 | fc01f7e7 | bellard | bsize = 2;
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246 | c4b1fcc0 | bellard | } else {
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247 | c4b1fcc0 | bellard | hw_error("register_ioport_write: invalid size");
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248 | fc01f7e7 | bellard | return -1; |
249 | c4b1fcc0 | bellard | } |
250 | c4b1fcc0 | bellard | for(i = start; i < start + length; i += size) {
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251 | fc01f7e7 | bellard | ioport_write_table[bsize][i] = func; |
252 | c4b1fcc0 | bellard | if (ioport_opaque[i] != NULL && ioport_opaque[i] != opaque) |
253 | c4b1fcc0 | bellard | hw_error("register_ioport_read: invalid opaque");
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254 | c4b1fcc0 | bellard | ioport_opaque[i] = opaque; |
255 | c4b1fcc0 | bellard | } |
256 | f1510b2c | bellard | return 0; |
257 | f1510b2c | bellard | } |
258 | f1510b2c | bellard | |
259 | 69b91039 | bellard | void isa_unassign_ioport(int start, int length) |
260 | 69b91039 | bellard | { |
261 | 69b91039 | bellard | int i;
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262 | 69b91039 | bellard | |
263 | 69b91039 | bellard | for(i = start; i < start + length; i++) {
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264 | 69b91039 | bellard | ioport_read_table[0][i] = default_ioport_readb;
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265 | 69b91039 | bellard | ioport_read_table[1][i] = default_ioport_readw;
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266 | 69b91039 | bellard | ioport_read_table[2][i] = default_ioport_readl;
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267 | 69b91039 | bellard | |
268 | 69b91039 | bellard | ioport_write_table[0][i] = default_ioport_writeb;
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269 | 69b91039 | bellard | ioport_write_table[1][i] = default_ioport_writew;
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270 | 69b91039 | bellard | ioport_write_table[2][i] = default_ioport_writel;
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271 | 69b91039 | bellard | } |
272 | 69b91039 | bellard | } |
273 | 69b91039 | bellard | |
274 | 0824d6fc | bellard | void pstrcpy(char *buf, int buf_size, const char *str) |
275 | 0824d6fc | bellard | { |
276 | 0824d6fc | bellard | int c;
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277 | 0824d6fc | bellard | char *q = buf;
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278 | 0824d6fc | bellard | |
279 | 0824d6fc | bellard | if (buf_size <= 0) |
280 | 0824d6fc | bellard | return;
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281 | 0824d6fc | bellard | |
282 | 0824d6fc | bellard | for(;;) {
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283 | 0824d6fc | bellard | c = *str++; |
284 | 0824d6fc | bellard | if (c == 0 || q >= buf + buf_size - 1) |
285 | 0824d6fc | bellard | break;
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286 | 0824d6fc | bellard | *q++ = c; |
287 | 0824d6fc | bellard | } |
288 | 0824d6fc | bellard | *q = '\0';
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289 | 0824d6fc | bellard | } |
290 | 0824d6fc | bellard | |
291 | 0824d6fc | bellard | /* strcat and truncate. */
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292 | 0824d6fc | bellard | char *pstrcat(char *buf, int buf_size, const char *s) |
293 | 0824d6fc | bellard | { |
294 | 0824d6fc | bellard | int len;
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295 | 0824d6fc | bellard | len = strlen(buf); |
296 | 0824d6fc | bellard | if (len < buf_size)
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297 | 0824d6fc | bellard | pstrcpy(buf + len, buf_size - len, s); |
298 | 0824d6fc | bellard | return buf;
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299 | 0824d6fc | bellard | } |
300 | 0824d6fc | bellard | |
301 | 0824d6fc | bellard | /* return the size or -1 if error */
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302 | 7587cf44 | bellard | int get_image_size(const char *filename) |
303 | 7587cf44 | bellard | { |
304 | 7587cf44 | bellard | int fd, size;
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305 | 7587cf44 | bellard | fd = open(filename, O_RDONLY | O_BINARY); |
306 | 7587cf44 | bellard | if (fd < 0) |
307 | 7587cf44 | bellard | return -1; |
308 | 7587cf44 | bellard | size = lseek(fd, 0, SEEK_END);
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309 | 7587cf44 | bellard | close(fd); |
310 | 7587cf44 | bellard | return size;
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311 | 7587cf44 | bellard | } |
312 | 7587cf44 | bellard | |
313 | 7587cf44 | bellard | /* return the size or -1 if error */
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314 | 0824d6fc | bellard | int load_image(const char *filename, uint8_t *addr) |
315 | 0824d6fc | bellard | { |
316 | 0824d6fc | bellard | int fd, size;
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317 | 40c3bac3 | bellard | fd = open(filename, O_RDONLY | O_BINARY); |
318 | 0824d6fc | bellard | if (fd < 0) |
319 | 0824d6fc | bellard | return -1; |
320 | 0824d6fc | bellard | size = lseek(fd, 0, SEEK_END);
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321 | 0824d6fc | bellard | lseek(fd, 0, SEEK_SET);
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322 | 0824d6fc | bellard | if (read(fd, addr, size) != size) {
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323 | 0824d6fc | bellard | close(fd); |
324 | 0824d6fc | bellard | return -1; |
325 | 0824d6fc | bellard | } |
326 | 0824d6fc | bellard | close(fd); |
327 | 0824d6fc | bellard | return size;
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328 | 0824d6fc | bellard | } |
329 | 0824d6fc | bellard | |
330 | c45886db | bellard | void cpu_outb(CPUState *env, int addr, int val) |
331 | 0824d6fc | bellard | { |
332 | fd872598 | bellard | #ifdef DEBUG_IOPORT
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333 | fd872598 | bellard | if (loglevel & CPU_LOG_IOPORT)
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334 | fd872598 | bellard | fprintf(logfile, "outb: %04x %02x\n", addr, val);
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335 | fd872598 | bellard | #endif
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336 | c4b1fcc0 | bellard | ioport_write_table[0][addr](ioport_opaque[addr], addr, val);
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337 | 0824d6fc | bellard | } |
338 | 0824d6fc | bellard | |
339 | c45886db | bellard | void cpu_outw(CPUState *env, int addr, int val) |
340 | 0824d6fc | bellard | { |
341 | fd872598 | bellard | #ifdef DEBUG_IOPORT
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342 | fd872598 | bellard | if (loglevel & CPU_LOG_IOPORT)
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343 | fd872598 | bellard | fprintf(logfile, "outw: %04x %04x\n", addr, val);
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344 | fd872598 | bellard | #endif
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345 | c4b1fcc0 | bellard | ioport_write_table[1][addr](ioport_opaque[addr], addr, val);
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346 | 0824d6fc | bellard | } |
347 | 0824d6fc | bellard | |
348 | c45886db | bellard | void cpu_outl(CPUState *env, int addr, int val) |
349 | 0824d6fc | bellard | { |
350 | fd872598 | bellard | #ifdef DEBUG_IOPORT
|
351 | fd872598 | bellard | if (loglevel & CPU_LOG_IOPORT)
|
352 | fd872598 | bellard | fprintf(logfile, "outl: %04x %08x\n", addr, val);
|
353 | fd872598 | bellard | #endif
|
354 | c4b1fcc0 | bellard | ioport_write_table[2][addr](ioport_opaque[addr], addr, val);
|
355 | 0824d6fc | bellard | } |
356 | 0824d6fc | bellard | |
357 | c45886db | bellard | int cpu_inb(CPUState *env, int addr) |
358 | 0824d6fc | bellard | { |
359 | fd872598 | bellard | int val;
|
360 | fd872598 | bellard | val = ioport_read_table[0][addr](ioport_opaque[addr], addr);
|
361 | fd872598 | bellard | #ifdef DEBUG_IOPORT
|
362 | fd872598 | bellard | if (loglevel & CPU_LOG_IOPORT)
|
363 | fd872598 | bellard | fprintf(logfile, "inb : %04x %02x\n", addr, val);
|
364 | fd872598 | bellard | #endif
|
365 | fd872598 | bellard | return val;
|
366 | 0824d6fc | bellard | } |
367 | 0824d6fc | bellard | |
368 | c45886db | bellard | int cpu_inw(CPUState *env, int addr) |
369 | 0824d6fc | bellard | { |
370 | fd872598 | bellard | int val;
|
371 | fd872598 | bellard | val = ioport_read_table[1][addr](ioport_opaque[addr], addr);
|
372 | fd872598 | bellard | #ifdef DEBUG_IOPORT
|
373 | fd872598 | bellard | if (loglevel & CPU_LOG_IOPORT)
|
374 | fd872598 | bellard | fprintf(logfile, "inw : %04x %04x\n", addr, val);
|
375 | fd872598 | bellard | #endif
|
376 | fd872598 | bellard | return val;
|
377 | 0824d6fc | bellard | } |
378 | 0824d6fc | bellard | |
379 | c45886db | bellard | int cpu_inl(CPUState *env, int addr) |
380 | 0824d6fc | bellard | { |
381 | fd872598 | bellard | int val;
|
382 | fd872598 | bellard | val = ioport_read_table[2][addr](ioport_opaque[addr], addr);
|
383 | fd872598 | bellard | #ifdef DEBUG_IOPORT
|
384 | fd872598 | bellard | if (loglevel & CPU_LOG_IOPORT)
|
385 | fd872598 | bellard | fprintf(logfile, "inl : %04x %08x\n", addr, val);
|
386 | fd872598 | bellard | #endif
|
387 | fd872598 | bellard | return val;
|
388 | 0824d6fc | bellard | } |
389 | 0824d6fc | bellard | |
390 | 0824d6fc | bellard | /***********************************************************/
|
391 | 0824d6fc | bellard | void hw_error(const char *fmt, ...) |
392 | 0824d6fc | bellard | { |
393 | 0824d6fc | bellard | va_list ap; |
394 | 0824d6fc | bellard | |
395 | 0824d6fc | bellard | va_start(ap, fmt); |
396 | 0824d6fc | bellard | fprintf(stderr, "qemu: hardware error: ");
|
397 | 0824d6fc | bellard | vfprintf(stderr, fmt, ap); |
398 | 0824d6fc | bellard | fprintf(stderr, "\n");
|
399 | 0824d6fc | bellard | #ifdef TARGET_I386
|
400 | 0824d6fc | bellard | cpu_x86_dump_state(global_env, stderr, X86_DUMP_FPU | X86_DUMP_CCOP); |
401 | c45886db | bellard | #else
|
402 | c45886db | bellard | cpu_dump_state(global_env, stderr, 0);
|
403 | 0824d6fc | bellard | #endif
|
404 | 0824d6fc | bellard | va_end(ap); |
405 | 0824d6fc | bellard | abort(); |
406 | 0824d6fc | bellard | } |
407 | 0824d6fc | bellard | |
408 | 8a7ddc38 | bellard | /***********************************************************/
|
409 | 63066f4f | bellard | /* keyboard/mouse */
|
410 | 63066f4f | bellard | |
411 | 63066f4f | bellard | static QEMUPutKBDEvent *qemu_put_kbd_event;
|
412 | 63066f4f | bellard | static void *qemu_put_kbd_event_opaque; |
413 | 63066f4f | bellard | static QEMUPutMouseEvent *qemu_put_mouse_event;
|
414 | 63066f4f | bellard | static void *qemu_put_mouse_event_opaque; |
415 | 63066f4f | bellard | |
416 | 63066f4f | bellard | void qemu_add_kbd_event_handler(QEMUPutKBDEvent *func, void *opaque) |
417 | 63066f4f | bellard | { |
418 | 63066f4f | bellard | qemu_put_kbd_event_opaque = opaque; |
419 | 63066f4f | bellard | qemu_put_kbd_event = func; |
420 | 63066f4f | bellard | } |
421 | 63066f4f | bellard | |
422 | 63066f4f | bellard | void qemu_add_mouse_event_handler(QEMUPutMouseEvent *func, void *opaque) |
423 | 63066f4f | bellard | { |
424 | 63066f4f | bellard | qemu_put_mouse_event_opaque = opaque; |
425 | 63066f4f | bellard | qemu_put_mouse_event = func; |
426 | 63066f4f | bellard | } |
427 | 63066f4f | bellard | |
428 | 63066f4f | bellard | void kbd_put_keycode(int keycode) |
429 | 63066f4f | bellard | { |
430 | 63066f4f | bellard | if (qemu_put_kbd_event) {
|
431 | 63066f4f | bellard | qemu_put_kbd_event(qemu_put_kbd_event_opaque, keycode); |
432 | 63066f4f | bellard | } |
433 | 63066f4f | bellard | } |
434 | 63066f4f | bellard | |
435 | 63066f4f | bellard | void kbd_mouse_event(int dx, int dy, int dz, int buttons_state) |
436 | 63066f4f | bellard | { |
437 | 63066f4f | bellard | if (qemu_put_mouse_event) {
|
438 | 63066f4f | bellard | qemu_put_mouse_event(qemu_put_mouse_event_opaque, |
439 | 63066f4f | bellard | dx, dy, dz, buttons_state); |
440 | 63066f4f | bellard | } |
441 | 63066f4f | bellard | } |
442 | 63066f4f | bellard | |
443 | 63066f4f | bellard | /***********************************************************/
|
444 | 8a7ddc38 | bellard | /* timers */
|
445 | 8a7ddc38 | bellard | |
446 | 34865134 | bellard | #if defined(__powerpc__)
|
447 | 34865134 | bellard | |
448 | 34865134 | bellard | static inline uint32_t get_tbl(void) |
449 | 0824d6fc | bellard | { |
450 | 34865134 | bellard | uint32_t tbl; |
451 | 34865134 | bellard | asm volatile("mftb %0" : "=r" (tbl)); |
452 | 34865134 | bellard | return tbl;
|
453 | 0824d6fc | bellard | } |
454 | 0824d6fc | bellard | |
455 | 34865134 | bellard | static inline uint32_t get_tbu(void) |
456 | 34865134 | bellard | { |
457 | 34865134 | bellard | uint32_t tbl; |
458 | 34865134 | bellard | asm volatile("mftbu %0" : "=r" (tbl)); |
459 | 34865134 | bellard | return tbl;
|
460 | 34865134 | bellard | } |
461 | 34865134 | bellard | |
462 | 34865134 | bellard | int64_t cpu_get_real_ticks(void)
|
463 | 34865134 | bellard | { |
464 | 34865134 | bellard | uint32_t l, h, h1; |
465 | 34865134 | bellard | /* NOTE: we test if wrapping has occurred */
|
466 | 34865134 | bellard | do {
|
467 | 34865134 | bellard | h = get_tbu(); |
468 | 34865134 | bellard | l = get_tbl(); |
469 | 34865134 | bellard | h1 = get_tbu(); |
470 | 34865134 | bellard | } while (h != h1);
|
471 | 34865134 | bellard | return ((int64_t)h << 32) | l; |
472 | 34865134 | bellard | } |
473 | 34865134 | bellard | |
474 | 34865134 | bellard | #elif defined(__i386__)
|
475 | 34865134 | bellard | |
476 | 34865134 | bellard | int64_t cpu_get_real_ticks(void)
|
477 | 0824d6fc | bellard | { |
478 | 0824d6fc | bellard | int64_t val; |
479 | e463b581 | bellard | asm volatile ("rdtsc" : "=A" (val)); |
480 | 0824d6fc | bellard | return val;
|
481 | 0824d6fc | bellard | } |
482 | 0824d6fc | bellard | |
483 | 1115dde7 | bellard | #elif defined(__x86_64__)
|
484 | 1115dde7 | bellard | |
485 | 1115dde7 | bellard | int64_t cpu_get_real_ticks(void)
|
486 | 1115dde7 | bellard | { |
487 | 1115dde7 | bellard | uint32_t low,high; |
488 | 1115dde7 | bellard | int64_t val; |
489 | 1115dde7 | bellard | asm volatile("rdtsc" : "=a" (low), "=d" (high)); |
490 | 1115dde7 | bellard | val = high; |
491 | 1115dde7 | bellard | val <<= 32;
|
492 | 1115dde7 | bellard | val |= low; |
493 | 1115dde7 | bellard | return val;
|
494 | 1115dde7 | bellard | } |
495 | 1115dde7 | bellard | |
496 | 34865134 | bellard | #else
|
497 | 34865134 | bellard | #error unsupported CPU
|
498 | 34865134 | bellard | #endif
|
499 | 34865134 | bellard | |
500 | 34865134 | bellard | static int64_t cpu_ticks_offset;
|
501 | 8a7ddc38 | bellard | static int cpu_ticks_enabled; |
502 | 34865134 | bellard | |
503 | 8a7ddc38 | bellard | static inline int64_t cpu_get_ticks(void) |
504 | 34865134 | bellard | { |
505 | 8a7ddc38 | bellard | if (!cpu_ticks_enabled) {
|
506 | 8a7ddc38 | bellard | return cpu_ticks_offset;
|
507 | 8a7ddc38 | bellard | } else {
|
508 | 8a7ddc38 | bellard | return cpu_get_real_ticks() + cpu_ticks_offset;
|
509 | 8a7ddc38 | bellard | } |
510 | 34865134 | bellard | } |
511 | 34865134 | bellard | |
512 | 34865134 | bellard | /* enable cpu_get_ticks() */
|
513 | 34865134 | bellard | void cpu_enable_ticks(void) |
514 | 34865134 | bellard | { |
515 | 8a7ddc38 | bellard | if (!cpu_ticks_enabled) {
|
516 | 8a7ddc38 | bellard | cpu_ticks_offset -= cpu_get_real_ticks(); |
517 | 8a7ddc38 | bellard | cpu_ticks_enabled = 1;
|
518 | 8a7ddc38 | bellard | } |
519 | 34865134 | bellard | } |
520 | 34865134 | bellard | |
521 | 34865134 | bellard | /* disable cpu_get_ticks() : the clock is stopped. You must not call
|
522 | 34865134 | bellard | cpu_get_ticks() after that. */
|
523 | 34865134 | bellard | void cpu_disable_ticks(void) |
524 | 34865134 | bellard | { |
525 | 8a7ddc38 | bellard | if (cpu_ticks_enabled) {
|
526 | 8a7ddc38 | bellard | cpu_ticks_offset = cpu_get_ticks(); |
527 | 8a7ddc38 | bellard | cpu_ticks_enabled = 0;
|
528 | 8a7ddc38 | bellard | } |
529 | 34865134 | bellard | } |
530 | 34865134 | bellard | |
531 | 67b915a5 | bellard | static int64_t get_clock(void) |
532 | 34865134 | bellard | { |
533 | 67b915a5 | bellard | #ifdef _WIN32
|
534 | 67b915a5 | bellard | struct _timeb tb;
|
535 | 67b915a5 | bellard | _ftime(&tb); |
536 | 67b915a5 | bellard | return ((int64_t)tb.time * 1000 + (int64_t)tb.millitm) * 1000; |
537 | 67b915a5 | bellard | #else
|
538 | 34865134 | bellard | struct timeval tv;
|
539 | 34865134 | bellard | gettimeofday(&tv, NULL);
|
540 | 34865134 | bellard | return tv.tv_sec * 1000000LL + tv.tv_usec; |
541 | 67b915a5 | bellard | #endif
|
542 | 34865134 | bellard | } |
543 | 34865134 | bellard | |
544 | 0824d6fc | bellard | void cpu_calibrate_ticks(void) |
545 | 0824d6fc | bellard | { |
546 | 0824d6fc | bellard | int64_t usec, ticks; |
547 | 0824d6fc | bellard | |
548 | 0824d6fc | bellard | usec = get_clock(); |
549 | 8a7ddc38 | bellard | ticks = cpu_get_real_ticks(); |
550 | 67b915a5 | bellard | #ifdef _WIN32
|
551 | 67b915a5 | bellard | Sleep(50);
|
552 | 67b915a5 | bellard | #else
|
553 | 0824d6fc | bellard | usleep(50 * 1000); |
554 | 67b915a5 | bellard | #endif
|
555 | 0824d6fc | bellard | usec = get_clock() - usec; |
556 | 8a7ddc38 | bellard | ticks = cpu_get_real_ticks() - ticks; |
557 | 0824d6fc | bellard | ticks_per_sec = (ticks * 1000000LL + (usec >> 1)) / usec; |
558 | 0824d6fc | bellard | } |
559 | 0824d6fc | bellard | |
560 | 87858c89 | bellard | /* compute with 96 bit intermediate result: (a*b)/c */
|
561 | 80cabfad | bellard | uint64_t muldiv64(uint64_t a, uint32_t b, uint32_t c) |
562 | 87858c89 | bellard | { |
563 | 87858c89 | bellard | union {
|
564 | 87858c89 | bellard | uint64_t ll; |
565 | 87858c89 | bellard | struct {
|
566 | 87858c89 | bellard | #ifdef WORDS_BIGENDIAN
|
567 | 87858c89 | bellard | uint32_t high, low; |
568 | 87858c89 | bellard | #else
|
569 | 87858c89 | bellard | uint32_t low, high; |
570 | 87858c89 | bellard | #endif
|
571 | 87858c89 | bellard | } l; |
572 | 87858c89 | bellard | } u, res; |
573 | 87858c89 | bellard | uint64_t rl, rh; |
574 | 87858c89 | bellard | |
575 | 87858c89 | bellard | u.ll = a; |
576 | 87858c89 | bellard | rl = (uint64_t)u.l.low * (uint64_t)b; |
577 | 87858c89 | bellard | rh = (uint64_t)u.l.high * (uint64_t)b; |
578 | 87858c89 | bellard | rh += (rl >> 32);
|
579 | 87858c89 | bellard | res.l.high = rh / c; |
580 | 87858c89 | bellard | res.l.low = (((rh % c) << 32) + (rl & 0xffffffff)) / c; |
581 | 87858c89 | bellard | return res.ll;
|
582 | 87858c89 | bellard | } |
583 | 87858c89 | bellard | |
584 | 8a7ddc38 | bellard | #define QEMU_TIMER_REALTIME 0 |
585 | 8a7ddc38 | bellard | #define QEMU_TIMER_VIRTUAL 1 |
586 | 8a7ddc38 | bellard | |
587 | 8a7ddc38 | bellard | struct QEMUClock {
|
588 | 8a7ddc38 | bellard | int type;
|
589 | 8a7ddc38 | bellard | /* XXX: add frequency */
|
590 | 8a7ddc38 | bellard | }; |
591 | 8a7ddc38 | bellard | |
592 | 8a7ddc38 | bellard | struct QEMUTimer {
|
593 | 8a7ddc38 | bellard | QEMUClock *clock; |
594 | 8a7ddc38 | bellard | int64_t expire_time; |
595 | 8a7ddc38 | bellard | QEMUTimerCB *cb; |
596 | 8a7ddc38 | bellard | void *opaque;
|
597 | 8a7ddc38 | bellard | struct QEMUTimer *next;
|
598 | 8a7ddc38 | bellard | }; |
599 | 8a7ddc38 | bellard | |
600 | 8a7ddc38 | bellard | QEMUClock *rt_clock; |
601 | 8a7ddc38 | bellard | QEMUClock *vm_clock; |
602 | 8a7ddc38 | bellard | |
603 | 8a7ddc38 | bellard | static QEMUTimer *active_timers[2]; |
604 | 40c3bac3 | bellard | #ifdef _WIN32
|
605 | 40c3bac3 | bellard | static MMRESULT timerID;
|
606 | 40c3bac3 | bellard | #else
|
607 | 8a7ddc38 | bellard | /* frequency of the times() clock tick */
|
608 | 8a7ddc38 | bellard | static int timer_freq; |
609 | 67b915a5 | bellard | #endif
|
610 | 8a7ddc38 | bellard | |
611 | 8a7ddc38 | bellard | QEMUClock *qemu_new_clock(int type)
|
612 | 8a7ddc38 | bellard | { |
613 | 8a7ddc38 | bellard | QEMUClock *clock; |
614 | 8a7ddc38 | bellard | clock = qemu_mallocz(sizeof(QEMUClock));
|
615 | 8a7ddc38 | bellard | if (!clock)
|
616 | 8a7ddc38 | bellard | return NULL; |
617 | 8a7ddc38 | bellard | clock->type = type; |
618 | 8a7ddc38 | bellard | return clock;
|
619 | 8a7ddc38 | bellard | } |
620 | 8a7ddc38 | bellard | |
621 | 8a7ddc38 | bellard | QEMUTimer *qemu_new_timer(QEMUClock *clock, QEMUTimerCB *cb, void *opaque)
|
622 | 8a7ddc38 | bellard | { |
623 | 8a7ddc38 | bellard | QEMUTimer *ts; |
624 | 8a7ddc38 | bellard | |
625 | 8a7ddc38 | bellard | ts = qemu_mallocz(sizeof(QEMUTimer));
|
626 | 8a7ddc38 | bellard | ts->clock = clock; |
627 | 8a7ddc38 | bellard | ts->cb = cb; |
628 | 8a7ddc38 | bellard | ts->opaque = opaque; |
629 | 8a7ddc38 | bellard | return ts;
|
630 | 8a7ddc38 | bellard | } |
631 | 8a7ddc38 | bellard | |
632 | 8a7ddc38 | bellard | void qemu_free_timer(QEMUTimer *ts)
|
633 | 8a7ddc38 | bellard | { |
634 | 8a7ddc38 | bellard | qemu_free(ts); |
635 | 8a7ddc38 | bellard | } |
636 | 8a7ddc38 | bellard | |
637 | 8a7ddc38 | bellard | /* stop a timer, but do not dealloc it */
|
638 | 8a7ddc38 | bellard | void qemu_del_timer(QEMUTimer *ts)
|
639 | 8a7ddc38 | bellard | { |
640 | 8a7ddc38 | bellard | QEMUTimer **pt, *t; |
641 | 8a7ddc38 | bellard | |
642 | 8a7ddc38 | bellard | /* NOTE: this code must be signal safe because
|
643 | 8a7ddc38 | bellard | qemu_timer_expired() can be called from a signal. */
|
644 | 8a7ddc38 | bellard | pt = &active_timers[ts->clock->type]; |
645 | 8a7ddc38 | bellard | for(;;) {
|
646 | 8a7ddc38 | bellard | t = *pt; |
647 | 8a7ddc38 | bellard | if (!t)
|
648 | 8a7ddc38 | bellard | break;
|
649 | 8a7ddc38 | bellard | if (t == ts) {
|
650 | 8a7ddc38 | bellard | *pt = t->next; |
651 | 8a7ddc38 | bellard | break;
|
652 | 8a7ddc38 | bellard | } |
653 | 8a7ddc38 | bellard | pt = &t->next; |
654 | 8a7ddc38 | bellard | } |
655 | 8a7ddc38 | bellard | } |
656 | 8a7ddc38 | bellard | |
657 | 8a7ddc38 | bellard | /* modify the current timer so that it will be fired when current_time
|
658 | 8a7ddc38 | bellard | >= expire_time. The corresponding callback will be called. */
|
659 | 8a7ddc38 | bellard | void qemu_mod_timer(QEMUTimer *ts, int64_t expire_time)
|
660 | 8a7ddc38 | bellard | { |
661 | 8a7ddc38 | bellard | QEMUTimer **pt, *t; |
662 | 8a7ddc38 | bellard | |
663 | 8a7ddc38 | bellard | qemu_del_timer(ts); |
664 | 8a7ddc38 | bellard | |
665 | 8a7ddc38 | bellard | /* add the timer in the sorted list */
|
666 | 8a7ddc38 | bellard | /* NOTE: this code must be signal safe because
|
667 | 8a7ddc38 | bellard | qemu_timer_expired() can be called from a signal. */
|
668 | 8a7ddc38 | bellard | pt = &active_timers[ts->clock->type]; |
669 | 8a7ddc38 | bellard | for(;;) {
|
670 | 8a7ddc38 | bellard | t = *pt; |
671 | 8a7ddc38 | bellard | if (!t)
|
672 | 8a7ddc38 | bellard | break;
|
673 | 8a7ddc38 | bellard | if (t->expire_time > expire_time)
|
674 | 8a7ddc38 | bellard | break;
|
675 | 8a7ddc38 | bellard | pt = &t->next; |
676 | 8a7ddc38 | bellard | } |
677 | 8a7ddc38 | bellard | ts->expire_time = expire_time; |
678 | 8a7ddc38 | bellard | ts->next = *pt; |
679 | 8a7ddc38 | bellard | *pt = ts; |
680 | 8a7ddc38 | bellard | } |
681 | 8a7ddc38 | bellard | |
682 | 8a7ddc38 | bellard | int qemu_timer_pending(QEMUTimer *ts)
|
683 | 8a7ddc38 | bellard | { |
684 | 8a7ddc38 | bellard | QEMUTimer *t; |
685 | 8a7ddc38 | bellard | for(t = active_timers[ts->clock->type]; t != NULL; t = t->next) { |
686 | 8a7ddc38 | bellard | if (t == ts)
|
687 | 8a7ddc38 | bellard | return 1; |
688 | 8a7ddc38 | bellard | } |
689 | 8a7ddc38 | bellard | return 0; |
690 | 8a7ddc38 | bellard | } |
691 | 8a7ddc38 | bellard | |
692 | 8a7ddc38 | bellard | static inline int qemu_timer_expired(QEMUTimer *timer_head, int64_t current_time) |
693 | 8a7ddc38 | bellard | { |
694 | 8a7ddc38 | bellard | if (!timer_head)
|
695 | 8a7ddc38 | bellard | return 0; |
696 | 8a7ddc38 | bellard | return (timer_head->expire_time <= current_time);
|
697 | 8a7ddc38 | bellard | } |
698 | 8a7ddc38 | bellard | |
699 | 8a7ddc38 | bellard | static void qemu_run_timers(QEMUTimer **ptimer_head, int64_t current_time) |
700 | 8a7ddc38 | bellard | { |
701 | 8a7ddc38 | bellard | QEMUTimer *ts; |
702 | 8a7ddc38 | bellard | |
703 | 8a7ddc38 | bellard | for(;;) {
|
704 | 8a7ddc38 | bellard | ts = *ptimer_head; |
705 | 8a7ddc38 | bellard | if (ts->expire_time > current_time)
|
706 | 8a7ddc38 | bellard | break;
|
707 | 8a7ddc38 | bellard | /* remove timer from the list before calling the callback */
|
708 | 8a7ddc38 | bellard | *ptimer_head = ts->next; |
709 | 8a7ddc38 | bellard | ts->next = NULL;
|
710 | 8a7ddc38 | bellard | |
711 | 8a7ddc38 | bellard | /* run the callback (the timer list can be modified) */
|
712 | 8a7ddc38 | bellard | ts->cb(ts->opaque); |
713 | 8a7ddc38 | bellard | } |
714 | 8a7ddc38 | bellard | } |
715 | 8a7ddc38 | bellard | |
716 | 8a7ddc38 | bellard | int64_t qemu_get_clock(QEMUClock *clock) |
717 | 8a7ddc38 | bellard | { |
718 | 8a7ddc38 | bellard | switch(clock->type) {
|
719 | 8a7ddc38 | bellard | case QEMU_TIMER_REALTIME:
|
720 | 67b915a5 | bellard | #ifdef _WIN32
|
721 | 67b915a5 | bellard | return GetTickCount();
|
722 | 67b915a5 | bellard | #else
|
723 | 7d3505c5 | bellard | { |
724 | 7d3505c5 | bellard | struct tms tp;
|
725 | 7d3505c5 | bellard | |
726 | 7d3505c5 | bellard | /* Note that using gettimeofday() is not a good solution
|
727 | 7d3505c5 | bellard | for timers because its value change when the date is
|
728 | 7d3505c5 | bellard | modified. */
|
729 | 7d3505c5 | bellard | if (timer_freq == 100) { |
730 | 7d3505c5 | bellard | return times(&tp) * 10; |
731 | 7d3505c5 | bellard | } else {
|
732 | 7d3505c5 | bellard | return ((int64_t)times(&tp) * 1000) / timer_freq; |
733 | 7d3505c5 | bellard | } |
734 | 8a7ddc38 | bellard | } |
735 | 67b915a5 | bellard | #endif
|
736 | 8a7ddc38 | bellard | default:
|
737 | 8a7ddc38 | bellard | case QEMU_TIMER_VIRTUAL:
|
738 | 8a7ddc38 | bellard | return cpu_get_ticks();
|
739 | 8a7ddc38 | bellard | } |
740 | 8a7ddc38 | bellard | } |
741 | 8a7ddc38 | bellard | |
742 | 8a7ddc38 | bellard | /* save a timer */
|
743 | 8a7ddc38 | bellard | void qemu_put_timer(QEMUFile *f, QEMUTimer *ts)
|
744 | 8a7ddc38 | bellard | { |
745 | 8a7ddc38 | bellard | uint64_t expire_time; |
746 | 8a7ddc38 | bellard | |
747 | 8a7ddc38 | bellard | if (qemu_timer_pending(ts)) {
|
748 | 8a7ddc38 | bellard | expire_time = ts->expire_time; |
749 | 8a7ddc38 | bellard | } else {
|
750 | 8a7ddc38 | bellard | expire_time = -1;
|
751 | 8a7ddc38 | bellard | } |
752 | 8a7ddc38 | bellard | qemu_put_be64(f, expire_time); |
753 | 8a7ddc38 | bellard | } |
754 | 8a7ddc38 | bellard | |
755 | 8a7ddc38 | bellard | void qemu_get_timer(QEMUFile *f, QEMUTimer *ts)
|
756 | 8a7ddc38 | bellard | { |
757 | 8a7ddc38 | bellard | uint64_t expire_time; |
758 | 8a7ddc38 | bellard | |
759 | 8a7ddc38 | bellard | expire_time = qemu_get_be64(f); |
760 | 8a7ddc38 | bellard | if (expire_time != -1) { |
761 | 8a7ddc38 | bellard | qemu_mod_timer(ts, expire_time); |
762 | 8a7ddc38 | bellard | } else {
|
763 | 8a7ddc38 | bellard | qemu_del_timer(ts); |
764 | 8a7ddc38 | bellard | } |
765 | 8a7ddc38 | bellard | } |
766 | 8a7ddc38 | bellard | |
767 | 8a7ddc38 | bellard | static void timer_save(QEMUFile *f, void *opaque) |
768 | 8a7ddc38 | bellard | { |
769 | 8a7ddc38 | bellard | if (cpu_ticks_enabled) {
|
770 | 8a7ddc38 | bellard | hw_error("cannot save state if virtual timers are running");
|
771 | 8a7ddc38 | bellard | } |
772 | 8a7ddc38 | bellard | qemu_put_be64s(f, &cpu_ticks_offset); |
773 | 8a7ddc38 | bellard | qemu_put_be64s(f, &ticks_per_sec); |
774 | 8a7ddc38 | bellard | } |
775 | 8a7ddc38 | bellard | |
776 | 8a7ddc38 | bellard | static int timer_load(QEMUFile *f, void *opaque, int version_id) |
777 | 8a7ddc38 | bellard | { |
778 | 8a7ddc38 | bellard | if (version_id != 1) |
779 | 8a7ddc38 | bellard | return -EINVAL;
|
780 | 8a7ddc38 | bellard | if (cpu_ticks_enabled) {
|
781 | 8a7ddc38 | bellard | return -EINVAL;
|
782 | 8a7ddc38 | bellard | } |
783 | 8a7ddc38 | bellard | qemu_get_be64s(f, &cpu_ticks_offset); |
784 | 8a7ddc38 | bellard | qemu_get_be64s(f, &ticks_per_sec); |
785 | 8a7ddc38 | bellard | return 0; |
786 | 8a7ddc38 | bellard | } |
787 | 8a7ddc38 | bellard | |
788 | 67b915a5 | bellard | #ifdef _WIN32
|
789 | 67b915a5 | bellard | void CALLBACK host_alarm_handler(UINT uTimerID, UINT uMsg,
|
790 | 67b915a5 | bellard | DWORD_PTR dwUser, DWORD_PTR dw1, DWORD_PTR dw2) |
791 | 67b915a5 | bellard | #else
|
792 | 8a7ddc38 | bellard | static void host_alarm_handler(int host_signum) |
793 | 67b915a5 | bellard | #endif
|
794 | 8a7ddc38 | bellard | { |
795 | 02ba45c5 | bellard | #if 0
|
796 | 02ba45c5 | bellard | #define DISP_FREQ 1000
|
797 | 02ba45c5 | bellard | {
|
798 | 02ba45c5 | bellard | static int64_t delta_min = INT64_MAX;
|
799 | 02ba45c5 | bellard | static int64_t delta_max, delta_cum, last_clock, delta, ti;
|
800 | 02ba45c5 | bellard | static int count;
|
801 | 02ba45c5 | bellard | ti = qemu_get_clock(vm_clock);
|
802 | 02ba45c5 | bellard | if (last_clock != 0) {
|
803 | 02ba45c5 | bellard | delta = ti - last_clock;
|
804 | 02ba45c5 | bellard | if (delta < delta_min)
|
805 | 02ba45c5 | bellard | delta_min = delta;
|
806 | 02ba45c5 | bellard | if (delta > delta_max)
|
807 | 02ba45c5 | bellard | delta_max = delta;
|
808 | 02ba45c5 | bellard | delta_cum += delta;
|
809 | 02ba45c5 | bellard | if (++count == DISP_FREQ) {
|
810 | 02ba45c5 | bellard | printf("timer: min=%lld us max=%lld us avg=%lld us avg_freq=%0.3f Hz\n",
|
811 | 02ba45c5 | bellard | muldiv64(delta_min, 1000000, ticks_per_sec),
|
812 | 02ba45c5 | bellard | muldiv64(delta_max, 1000000, ticks_per_sec),
|
813 | 02ba45c5 | bellard | muldiv64(delta_cum, 1000000 / DISP_FREQ, ticks_per_sec),
|
814 | 02ba45c5 | bellard | (double)ticks_per_sec / ((double)delta_cum / DISP_FREQ));
|
815 | 02ba45c5 | bellard | count = 0;
|
816 | 02ba45c5 | bellard | delta_min = INT64_MAX;
|
817 | 02ba45c5 | bellard | delta_max = 0;
|
818 | 02ba45c5 | bellard | delta_cum = 0;
|
819 | 02ba45c5 | bellard | }
|
820 | 02ba45c5 | bellard | }
|
821 | 02ba45c5 | bellard | last_clock = ti;
|
822 | 02ba45c5 | bellard | }
|
823 | 02ba45c5 | bellard | #endif
|
824 | 8a7ddc38 | bellard | if (qemu_timer_expired(active_timers[QEMU_TIMER_VIRTUAL],
|
825 | 8a7ddc38 | bellard | qemu_get_clock(vm_clock)) || |
826 | 8a7ddc38 | bellard | qemu_timer_expired(active_timers[QEMU_TIMER_REALTIME], |
827 | 8a7ddc38 | bellard | qemu_get_clock(rt_clock))) { |
828 | 8a7ddc38 | bellard | /* stop the cpu because a timer occured */
|
829 | 8a7ddc38 | bellard | cpu_interrupt(global_env, CPU_INTERRUPT_EXIT); |
830 | 8a7ddc38 | bellard | } |
831 | 8a7ddc38 | bellard | } |
832 | 8a7ddc38 | bellard | |
833 | fd872598 | bellard | #ifndef _WIN32
|
834 | fd872598 | bellard | |
835 | 829309c7 | bellard | #if defined(__linux__)
|
836 | 829309c7 | bellard | |
837 | fd872598 | bellard | #define RTC_FREQ 1024 |
838 | fd872598 | bellard | |
839 | fd872598 | bellard | static int rtc_fd; |
840 | 829309c7 | bellard | |
841 | fd872598 | bellard | static int start_rtc_timer(void) |
842 | fd872598 | bellard | { |
843 | fd872598 | bellard | rtc_fd = open("/dev/rtc", O_RDONLY);
|
844 | fd872598 | bellard | if (rtc_fd < 0) |
845 | fd872598 | bellard | return -1; |
846 | fd872598 | bellard | if (ioctl(rtc_fd, RTC_IRQP_SET, RTC_FREQ) < 0) { |
847 | fd872598 | bellard | fprintf(stderr, "Could not configure '/dev/rtc' to have a 1024 Hz timer. This is not a fatal\n"
|
848 | fd872598 | bellard | "error, but for better emulation accuracy either use a 2.6 host Linux kernel or\n"
|
849 | fd872598 | bellard | "type 'echo 1024 > /proc/sys/dev/rtc/max-user-freq' as root.\n");
|
850 | fd872598 | bellard | goto fail;
|
851 | fd872598 | bellard | } |
852 | fd872598 | bellard | if (ioctl(rtc_fd, RTC_PIE_ON, 0) < 0) { |
853 | fd872598 | bellard | fail:
|
854 | fd872598 | bellard | close(rtc_fd); |
855 | fd872598 | bellard | return -1; |
856 | fd872598 | bellard | } |
857 | fd872598 | bellard | pit_min_timer_count = PIT_FREQ / RTC_FREQ; |
858 | fd872598 | bellard | return 0; |
859 | fd872598 | bellard | } |
860 | fd872598 | bellard | |
861 | 829309c7 | bellard | #else
|
862 | 829309c7 | bellard | |
863 | 829309c7 | bellard | static int start_rtc_timer(void) |
864 | 829309c7 | bellard | { |
865 | 829309c7 | bellard | return -1; |
866 | 829309c7 | bellard | } |
867 | 829309c7 | bellard | |
868 | 829309c7 | bellard | #endif /* !defined(__linux__) */ |
869 | 829309c7 | bellard | |
870 | 829309c7 | bellard | #endif /* !defined(_WIN32) */ |
871 | fd872598 | bellard | |
872 | 8a7ddc38 | bellard | static void init_timers(void) |
873 | 8a7ddc38 | bellard | { |
874 | 8a7ddc38 | bellard | rt_clock = qemu_new_clock(QEMU_TIMER_REALTIME); |
875 | 8a7ddc38 | bellard | vm_clock = qemu_new_clock(QEMU_TIMER_VIRTUAL); |
876 | 8a7ddc38 | bellard | |
877 | 67b915a5 | bellard | #ifdef _WIN32
|
878 | 67b915a5 | bellard | { |
879 | 67b915a5 | bellard | int count=0; |
880 | 40c3bac3 | bellard | timerID = timeSetEvent(10, // interval (ms) |
881 | 40c3bac3 | bellard | 0, // resolution |
882 | 40c3bac3 | bellard | host_alarm_handler, // function
|
883 | 40c3bac3 | bellard | (DWORD)&count, // user parameter
|
884 | 40c3bac3 | bellard | TIME_PERIODIC | TIME_CALLBACK_FUNCTION); |
885 | 67b915a5 | bellard | if( !timerID ) {
|
886 | 67b915a5 | bellard | perror("failed timer alarm");
|
887 | 67b915a5 | bellard | exit(1);
|
888 | 67b915a5 | bellard | } |
889 | 67b915a5 | bellard | } |
890 | 67b915a5 | bellard | pit_min_timer_count = ((uint64_t)10000 * PIT_FREQ) / 1000000; |
891 | 67b915a5 | bellard | #else
|
892 | 67b915a5 | bellard | { |
893 | 67b915a5 | bellard | struct sigaction act;
|
894 | 67b915a5 | bellard | struct itimerval itv;
|
895 | 67b915a5 | bellard | |
896 | 67b915a5 | bellard | /* get times() syscall frequency */
|
897 | 67b915a5 | bellard | timer_freq = sysconf(_SC_CLK_TCK); |
898 | 67b915a5 | bellard | |
899 | 67b915a5 | bellard | /* timer signal */
|
900 | 67b915a5 | bellard | sigfillset(&act.sa_mask); |
901 | 67b915a5 | bellard | act.sa_flags = 0;
|
902 | 8a7ddc38 | bellard | #if defined (TARGET_I386) && defined(USE_CODE_COPY)
|
903 | 67b915a5 | bellard | act.sa_flags |= SA_ONSTACK; |
904 | 67b915a5 | bellard | #endif
|
905 | 67b915a5 | bellard | act.sa_handler = host_alarm_handler; |
906 | 67b915a5 | bellard | sigaction(SIGALRM, &act, NULL);
|
907 | fd872598 | bellard | |
908 | 67b915a5 | bellard | itv.it_interval.tv_sec = 0;
|
909 | 67b915a5 | bellard | itv.it_interval.tv_usec = 1000;
|
910 | 67b915a5 | bellard | itv.it_value.tv_sec = 0;
|
911 | 67b915a5 | bellard | itv.it_value.tv_usec = 10 * 1000; |
912 | 67b915a5 | bellard | setitimer(ITIMER_REAL, &itv, NULL);
|
913 | 67b915a5 | bellard | /* we probe the tick duration of the kernel to inform the user if
|
914 | 67b915a5 | bellard | the emulated kernel requested a too high timer frequency */
|
915 | 67b915a5 | bellard | getitimer(ITIMER_REAL, &itv); |
916 | fd872598 | bellard | |
917 | 83fb7adf | bellard | #if defined(__linux__)
|
918 | fd872598 | bellard | if (itv.it_interval.tv_usec > 1000) { |
919 | fd872598 | bellard | /* try to use /dev/rtc to have a faster timer */
|
920 | fd872598 | bellard | if (start_rtc_timer() < 0) |
921 | fd872598 | bellard | goto use_itimer;
|
922 | fd872598 | bellard | /* disable itimer */
|
923 | fd872598 | bellard | itv.it_interval.tv_sec = 0;
|
924 | fd872598 | bellard | itv.it_interval.tv_usec = 0;
|
925 | fd872598 | bellard | itv.it_value.tv_sec = 0;
|
926 | fd872598 | bellard | itv.it_value.tv_usec = 0;
|
927 | fd872598 | bellard | setitimer(ITIMER_REAL, &itv, NULL);
|
928 | fd872598 | bellard | |
929 | fd872598 | bellard | /* use the RTC */
|
930 | a1968d71 | bellard | sigaction(SIGIO, &act, NULL);
|
931 | fd872598 | bellard | fcntl(rtc_fd, F_SETFL, O_ASYNC); |
932 | fd872598 | bellard | fcntl(rtc_fd, F_SETOWN, getpid()); |
933 | 83fb7adf | bellard | } else
|
934 | 83fb7adf | bellard | #endif /* defined(__linux__) */ |
935 | 83fb7adf | bellard | { |
936 | fd872598 | bellard | use_itimer:
|
937 | fd872598 | bellard | pit_min_timer_count = ((uint64_t)itv.it_interval.tv_usec * |
938 | fd872598 | bellard | PIT_FREQ) / 1000000;
|
939 | fd872598 | bellard | } |
940 | 67b915a5 | bellard | } |
941 | 8a7ddc38 | bellard | #endif
|
942 | 8a7ddc38 | bellard | } |
943 | 8a7ddc38 | bellard | |
944 | 40c3bac3 | bellard | void quit_timers(void) |
945 | 40c3bac3 | bellard | { |
946 | 40c3bac3 | bellard | #ifdef _WIN32
|
947 | 40c3bac3 | bellard | timeKillEvent(timerID); |
948 | 40c3bac3 | bellard | #endif
|
949 | 40c3bac3 | bellard | } |
950 | 40c3bac3 | bellard | |
951 | c4b1fcc0 | bellard | /***********************************************************/
|
952 | c4b1fcc0 | bellard | /* serial device */
|
953 | 313aa567 | bellard | |
954 | 67b915a5 | bellard | #ifdef _WIN32
|
955 | 67b915a5 | bellard | |
956 | 67b915a5 | bellard | int serial_open_device(void) |
957 | 67b915a5 | bellard | { |
958 | 67b915a5 | bellard | return -1; |
959 | 67b915a5 | bellard | } |
960 | 67b915a5 | bellard | |
961 | 67b915a5 | bellard | #else
|
962 | 67b915a5 | bellard | |
963 | c4b1fcc0 | bellard | int serial_open_device(void) |
964 | 313aa567 | bellard | { |
965 | c4b1fcc0 | bellard | if (serial_console == NULL && nographic) { |
966 | c4b1fcc0 | bellard | /* use console for serial port */
|
967 | c4b1fcc0 | bellard | return 0; |
968 | 80cabfad | bellard | } else {
|
969 | 77d4bc34 | bellard | #if 0
|
970 | 1bfe856e | bellard | char slave_name[1024];
|
971 | 1bfe856e | bellard | int master_fd, slave_fd;
|
972 | 1bfe856e | bellard |
|
973 | 77d4bc34 | bellard | /* Not satisfying */
|
974 | c4b1fcc0 | bellard | if (openpty(&master_fd, &slave_fd, slave_name, NULL, NULL) < 0) {
|
975 | c4b1fcc0 | bellard | fprintf(stderr, "warning: could not create pseudo terminal for serial port\n");
|
976 | c4b1fcc0 | bellard | return -1;
|
977 | c4b1fcc0 | bellard | }
|
978 | c4b1fcc0 | bellard | fprintf(stderr, "Serial port redirected to %s\n", slave_name);
|
979 | c4b1fcc0 | bellard | return master_fd;
|
980 | 77d4bc34 | bellard | #else
|
981 | 77d4bc34 | bellard | return -1; |
982 | 77d4bc34 | bellard | #endif
|
983 | 330d0414 | bellard | } |
984 | 330d0414 | bellard | } |
985 | 330d0414 | bellard | |
986 | 67b915a5 | bellard | #endif
|
987 | 67b915a5 | bellard | |
988 | 80cabfad | bellard | /***********************************************************/
|
989 | c20709aa | bellard | /* Linux network device redirectors */
|
990 | 330d0414 | bellard | |
991 | c20709aa | bellard | void hex_dump(FILE *f, const uint8_t *buf, int size) |
992 | c20709aa | bellard | { |
993 | c20709aa | bellard | int len, i, j, c;
|
994 | c20709aa | bellard | |
995 | c20709aa | bellard | for(i=0;i<size;i+=16) { |
996 | c20709aa | bellard | len = size - i; |
997 | c20709aa | bellard | if (len > 16) |
998 | c20709aa | bellard | len = 16;
|
999 | c20709aa | bellard | fprintf(f, "%08x ", i);
|
1000 | c20709aa | bellard | for(j=0;j<16;j++) { |
1001 | c20709aa | bellard | if (j < len)
|
1002 | c20709aa | bellard | fprintf(f, " %02x", buf[i+j]);
|
1003 | c20709aa | bellard | else
|
1004 | c20709aa | bellard | fprintf(f, " ");
|
1005 | c20709aa | bellard | } |
1006 | c20709aa | bellard | fprintf(f, " ");
|
1007 | c20709aa | bellard | for(j=0;j<len;j++) { |
1008 | c20709aa | bellard | c = buf[i+j]; |
1009 | c20709aa | bellard | if (c < ' ' || c > '~') |
1010 | c20709aa | bellard | c = '.';
|
1011 | c20709aa | bellard | fprintf(f, "%c", c);
|
1012 | c20709aa | bellard | } |
1013 | c20709aa | bellard | fprintf(f, "\n");
|
1014 | c20709aa | bellard | } |
1015 | c20709aa | bellard | } |
1016 | c20709aa | bellard | |
1017 | c20709aa | bellard | void qemu_send_packet(NetDriverState *nd, const uint8_t *buf, int size) |
1018 | c20709aa | bellard | { |
1019 | c20709aa | bellard | nd->send_packet(nd, buf, size); |
1020 | c20709aa | bellard | } |
1021 | 67b915a5 | bellard | |
1022 | c20709aa | bellard | void qemu_add_read_packet(NetDriverState *nd, IOCanRWHandler *fd_can_read,
|
1023 | c20709aa | bellard | IOReadHandler *fd_read, void *opaque)
|
1024 | 67b915a5 | bellard | { |
1025 | c20709aa | bellard | nd->add_read_packet(nd, fd_can_read, fd_read, opaque); |
1026 | c20709aa | bellard | } |
1027 | c20709aa | bellard | |
1028 | c20709aa | bellard | /* dummy network adapter */
|
1029 | c20709aa | bellard | |
1030 | c20709aa | bellard | static void dummy_send_packet(NetDriverState *nd, const uint8_t *buf, int size) |
1031 | c20709aa | bellard | { |
1032 | c20709aa | bellard | } |
1033 | c20709aa | bellard | |
1034 | c20709aa | bellard | static void dummy_add_read_packet(NetDriverState *nd, |
1035 | c20709aa | bellard | IOCanRWHandler *fd_can_read, |
1036 | c20709aa | bellard | IOReadHandler *fd_read, void *opaque)
|
1037 | c20709aa | bellard | { |
1038 | c20709aa | bellard | } |
1039 | c20709aa | bellard | |
1040 | c20709aa | bellard | static int net_dummy_init(NetDriverState *nd) |
1041 | c20709aa | bellard | { |
1042 | c20709aa | bellard | nd->send_packet = dummy_send_packet; |
1043 | c20709aa | bellard | nd->add_read_packet = dummy_add_read_packet; |
1044 | c20709aa | bellard | pstrcpy(nd->ifname, sizeof(nd->ifname), "dummy"); |
1045 | 67b915a5 | bellard | return 0; |
1046 | 67b915a5 | bellard | } |
1047 | 67b915a5 | bellard | |
1048 | c20709aa | bellard | #if defined(CONFIG_SLIRP)
|
1049 | c20709aa | bellard | |
1050 | c20709aa | bellard | /* slirp network adapter */
|
1051 | c20709aa | bellard | |
1052 | c20709aa | bellard | static void *slirp_fd_opaque; |
1053 | c20709aa | bellard | static IOCanRWHandler *slirp_fd_can_read;
|
1054 | c20709aa | bellard | static IOReadHandler *slirp_fd_read;
|
1055 | c20709aa | bellard | static int slirp_inited; |
1056 | c20709aa | bellard | |
1057 | c20709aa | bellard | int slirp_can_output(void) |
1058 | c20709aa | bellard | { |
1059 | c20709aa | bellard | return slirp_fd_can_read(slirp_fd_opaque);
|
1060 | c20709aa | bellard | } |
1061 | c20709aa | bellard | |
1062 | c20709aa | bellard | void slirp_output(const uint8_t *pkt, int pkt_len) |
1063 | 67b915a5 | bellard | { |
1064 | c20709aa | bellard | #if 0
|
1065 | c20709aa | bellard | printf("output:\n");
|
1066 | c20709aa | bellard | hex_dump(stdout, pkt, pkt_len);
|
1067 | c20709aa | bellard | #endif
|
1068 | c20709aa | bellard | slirp_fd_read(slirp_fd_opaque, pkt, pkt_len); |
1069 | 67b915a5 | bellard | } |
1070 | 67b915a5 | bellard | |
1071 | c20709aa | bellard | static void slirp_send_packet(NetDriverState *nd, const uint8_t *buf, int size) |
1072 | c20709aa | bellard | { |
1073 | c20709aa | bellard | #if 0
|
1074 | c20709aa | bellard | printf("input:\n");
|
1075 | c20709aa | bellard | hex_dump(stdout, buf, size);
|
1076 | c20709aa | bellard | #endif
|
1077 | c20709aa | bellard | slirp_input(buf, size); |
1078 | c20709aa | bellard | } |
1079 | c20709aa | bellard | |
1080 | c20709aa | bellard | static void slirp_add_read_packet(NetDriverState *nd, |
1081 | c20709aa | bellard | IOCanRWHandler *fd_can_read, |
1082 | c20709aa | bellard | IOReadHandler *fd_read, void *opaque)
|
1083 | c20709aa | bellard | { |
1084 | c20709aa | bellard | slirp_fd_opaque = opaque; |
1085 | c20709aa | bellard | slirp_fd_can_read = fd_can_read; |
1086 | c20709aa | bellard | slirp_fd_read = fd_read; |
1087 | c20709aa | bellard | } |
1088 | c20709aa | bellard | |
1089 | c20709aa | bellard | static int net_slirp_init(NetDriverState *nd) |
1090 | c20709aa | bellard | { |
1091 | c20709aa | bellard | if (!slirp_inited) {
|
1092 | c20709aa | bellard | slirp_inited = 1;
|
1093 | c20709aa | bellard | slirp_init(); |
1094 | c20709aa | bellard | } |
1095 | c20709aa | bellard | nd->send_packet = slirp_send_packet; |
1096 | c20709aa | bellard | nd->add_read_packet = slirp_add_read_packet; |
1097 | c20709aa | bellard | pstrcpy(nd->ifname, sizeof(nd->ifname), "slirp"); |
1098 | c20709aa | bellard | return 0; |
1099 | c20709aa | bellard | } |
1100 | c20709aa | bellard | |
1101 | c20709aa | bellard | #endif /* CONFIG_SLIRP */ |
1102 | c20709aa | bellard | |
1103 | c20709aa | bellard | #if !defined(_WIN32)
|
1104 | 7d3505c5 | bellard | #ifdef _BSD
|
1105 | 7d3505c5 | bellard | static int tun_open(char *ifname, int ifname_size) |
1106 | 7d3505c5 | bellard | { |
1107 | 7d3505c5 | bellard | int fd;
|
1108 | 7d3505c5 | bellard | char *dev;
|
1109 | 7d3505c5 | bellard | struct stat s;
|
1110 | 67b915a5 | bellard | |
1111 | 7d3505c5 | bellard | fd = open("/dev/tap", O_RDWR);
|
1112 | 7d3505c5 | bellard | if (fd < 0) { |
1113 | 7d3505c5 | bellard | fprintf(stderr, "warning: could not open /dev/tap: no virtual network emulation\n");
|
1114 | 7d3505c5 | bellard | return -1; |
1115 | 7d3505c5 | bellard | } |
1116 | 7d3505c5 | bellard | |
1117 | 7d3505c5 | bellard | fstat(fd, &s); |
1118 | 7d3505c5 | bellard | dev = devname(s.st_rdev, S_IFCHR); |
1119 | 7d3505c5 | bellard | pstrcpy(ifname, ifname_size, dev); |
1120 | 7d3505c5 | bellard | |
1121 | 7d3505c5 | bellard | fcntl(fd, F_SETFL, O_NONBLOCK); |
1122 | 7d3505c5 | bellard | return fd;
|
1123 | 7d3505c5 | bellard | } |
1124 | 7d3505c5 | bellard | #else
|
1125 | c4b1fcc0 | bellard | static int tun_open(char *ifname, int ifname_size) |
1126 | 330d0414 | bellard | { |
1127 | 80cabfad | bellard | struct ifreq ifr;
|
1128 | c4b1fcc0 | bellard | int fd, ret;
|
1129 | 80cabfad | bellard | |
1130 | 80cabfad | bellard | fd = open("/dev/net/tun", O_RDWR);
|
1131 | 80cabfad | bellard | if (fd < 0) { |
1132 | 80cabfad | bellard | fprintf(stderr, "warning: could not open /dev/net/tun: no virtual network emulation\n");
|
1133 | 80cabfad | bellard | return -1; |
1134 | 330d0414 | bellard | } |
1135 | 80cabfad | bellard | memset(&ifr, 0, sizeof(ifr)); |
1136 | 80cabfad | bellard | ifr.ifr_flags = IFF_TAP | IFF_NO_PI; |
1137 | 80cabfad | bellard | pstrcpy(ifr.ifr_name, IFNAMSIZ, "tun%d");
|
1138 | 80cabfad | bellard | ret = ioctl(fd, TUNSETIFF, (void *) &ifr);
|
1139 | 80cabfad | bellard | if (ret != 0) { |
1140 | 80cabfad | bellard | fprintf(stderr, "warning: could not configure /dev/net/tun: no virtual network emulation\n");
|
1141 | 80cabfad | bellard | close(fd); |
1142 | 80cabfad | bellard | return -1; |
1143 | 80cabfad | bellard | } |
1144 | 80cabfad | bellard | printf("Connected to host network interface: %s\n", ifr.ifr_name);
|
1145 | c4b1fcc0 | bellard | pstrcpy(ifname, ifname_size, ifr.ifr_name); |
1146 | 80cabfad | bellard | fcntl(fd, F_SETFL, O_NONBLOCK); |
1147 | c4b1fcc0 | bellard | return fd;
|
1148 | c4b1fcc0 | bellard | } |
1149 | 7d3505c5 | bellard | #endif
|
1150 | 330d0414 | bellard | |
1151 | c20709aa | bellard | static void tun_send_packet(NetDriverState *nd, const uint8_t *buf, int size) |
1152 | c20709aa | bellard | { |
1153 | c20709aa | bellard | write(nd->fd, buf, size); |
1154 | c20709aa | bellard | } |
1155 | c20709aa | bellard | |
1156 | c20709aa | bellard | static void tun_add_read_packet(NetDriverState *nd, |
1157 | c20709aa | bellard | IOCanRWHandler *fd_can_read, |
1158 | c20709aa | bellard | IOReadHandler *fd_read, void *opaque)
|
1159 | c4b1fcc0 | bellard | { |
1160 | c20709aa | bellard | qemu_add_fd_read_handler(nd->fd, fd_can_read, fd_read, opaque); |
1161 | c20709aa | bellard | } |
1162 | c20709aa | bellard | |
1163 | c20709aa | bellard | static int net_tun_init(NetDriverState *nd) |
1164 | c20709aa | bellard | { |
1165 | c20709aa | bellard | int pid, status;
|
1166 | c20709aa | bellard | char *args[3]; |
1167 | c4b1fcc0 | bellard | char **parg;
|
1168 | c4b1fcc0 | bellard | |
1169 | c20709aa | bellard | nd->fd = tun_open(nd->ifname, sizeof(nd->ifname));
|
1170 | c20709aa | bellard | if (nd->fd < 0) |
1171 | c20709aa | bellard | return -1; |
1172 | c4b1fcc0 | bellard | |
1173 | c20709aa | bellard | /* try to launch network init script */
|
1174 | c20709aa | bellard | pid = fork(); |
1175 | c20709aa | bellard | if (pid >= 0) { |
1176 | c20709aa | bellard | if (pid == 0) { |
1177 | c20709aa | bellard | parg = args; |
1178 | c20709aa | bellard | *parg++ = network_script; |
1179 | c20709aa | bellard | *parg++ = nd->ifname; |
1180 | c20709aa | bellard | *parg++ = NULL;
|
1181 | c20709aa | bellard | execv(network_script, args); |
1182 | c20709aa | bellard | exit(1);
|
1183 | c20709aa | bellard | } |
1184 | c20709aa | bellard | while (waitpid(pid, &status, 0) != pid); |
1185 | c20709aa | bellard | if (!WIFEXITED(status) ||
|
1186 | c20709aa | bellard | WEXITSTATUS(status) != 0) {
|
1187 | c20709aa | bellard | fprintf(stderr, "%s: could not launch network script\n",
|
1188 | c20709aa | bellard | network_script); |
1189 | 80cabfad | bellard | } |
1190 | 330d0414 | bellard | } |
1191 | c20709aa | bellard | nd->send_packet = tun_send_packet; |
1192 | c20709aa | bellard | nd->add_read_packet = tun_add_read_packet; |
1193 | 80cabfad | bellard | return 0; |
1194 | 330d0414 | bellard | } |
1195 | 330d0414 | bellard | |
1196 | c20709aa | bellard | static int net_fd_init(NetDriverState *nd, int fd) |
1197 | 330d0414 | bellard | { |
1198 | c20709aa | bellard | nd->fd = fd; |
1199 | c20709aa | bellard | nd->send_packet = tun_send_packet; |
1200 | c20709aa | bellard | nd->add_read_packet = tun_add_read_packet; |
1201 | c20709aa | bellard | pstrcpy(nd->ifname, sizeof(nd->ifname), "tunfd"); |
1202 | c20709aa | bellard | return 0; |
1203 | 80cabfad | bellard | } |
1204 | 330d0414 | bellard | |
1205 | c20709aa | bellard | #endif /* !_WIN32 */ |
1206 | 67b915a5 | bellard | |
1207 | 330d0414 | bellard | /***********************************************************/
|
1208 | 313aa567 | bellard | /* dumb display */
|
1209 | 313aa567 | bellard | |
1210 | 67b915a5 | bellard | #ifdef _WIN32
|
1211 | 67b915a5 | bellard | |
1212 | 67b915a5 | bellard | static void term_exit(void) |
1213 | 67b915a5 | bellard | { |
1214 | 67b915a5 | bellard | } |
1215 | 67b915a5 | bellard | |
1216 | 67b915a5 | bellard | static void term_init(void) |
1217 | 67b915a5 | bellard | { |
1218 | 67b915a5 | bellard | } |
1219 | 67b915a5 | bellard | |
1220 | 67b915a5 | bellard | #else
|
1221 | 67b915a5 | bellard | |
1222 | 313aa567 | bellard | /* init terminal so that we can grab keys */
|
1223 | 313aa567 | bellard | static struct termios oldtty; |
1224 | 02ba45c5 | bellard | static int old_fd0_flags; |
1225 | 313aa567 | bellard | |
1226 | 313aa567 | bellard | static void term_exit(void) |
1227 | 313aa567 | bellard | { |
1228 | 313aa567 | bellard | tcsetattr (0, TCSANOW, &oldtty);
|
1229 | 02ba45c5 | bellard | fcntl(0, F_SETFL, old_fd0_flags);
|
1230 | 313aa567 | bellard | } |
1231 | 313aa567 | bellard | |
1232 | 313aa567 | bellard | static void term_init(void) |
1233 | 313aa567 | bellard | { |
1234 | 313aa567 | bellard | struct termios tty;
|
1235 | 313aa567 | bellard | |
1236 | 313aa567 | bellard | tcgetattr (0, &tty);
|
1237 | 313aa567 | bellard | oldtty = tty; |
1238 | 02ba45c5 | bellard | old_fd0_flags = fcntl(0, F_GETFL);
|
1239 | 313aa567 | bellard | |
1240 | 313aa567 | bellard | tty.c_iflag &= ~(IGNBRK|BRKINT|PARMRK|ISTRIP |
1241 | 313aa567 | bellard | |INLCR|IGNCR|ICRNL|IXON); |
1242 | 313aa567 | bellard | tty.c_oflag |= OPOST; |
1243 | a20dd508 | bellard | tty.c_lflag &= ~(ECHO|ECHONL|ICANON|IEXTEN); |
1244 | a20dd508 | bellard | /* if graphical mode, we allow Ctrl-C handling */
|
1245 | a20dd508 | bellard | if (nographic)
|
1246 | a20dd508 | bellard | tty.c_lflag &= ~ISIG; |
1247 | 313aa567 | bellard | tty.c_cflag &= ~(CSIZE|PARENB); |
1248 | 313aa567 | bellard | tty.c_cflag |= CS8; |
1249 | 313aa567 | bellard | tty.c_cc[VMIN] = 1;
|
1250 | 313aa567 | bellard | tty.c_cc[VTIME] = 0;
|
1251 | 313aa567 | bellard | |
1252 | 313aa567 | bellard | tcsetattr (0, TCSANOW, &tty);
|
1253 | 313aa567 | bellard | |
1254 | 313aa567 | bellard | atexit(term_exit); |
1255 | 313aa567 | bellard | |
1256 | 313aa567 | bellard | fcntl(0, F_SETFL, O_NONBLOCK);
|
1257 | 313aa567 | bellard | } |
1258 | 313aa567 | bellard | |
1259 | 67b915a5 | bellard | #endif
|
1260 | 67b915a5 | bellard | |
1261 | 313aa567 | bellard | static void dumb_update(DisplayState *ds, int x, int y, int w, int h) |
1262 | 313aa567 | bellard | { |
1263 | 313aa567 | bellard | } |
1264 | 313aa567 | bellard | |
1265 | 313aa567 | bellard | static void dumb_resize(DisplayState *ds, int w, int h) |
1266 | 313aa567 | bellard | { |
1267 | 313aa567 | bellard | } |
1268 | 313aa567 | bellard | |
1269 | 313aa567 | bellard | static void dumb_refresh(DisplayState *ds) |
1270 | 313aa567 | bellard | { |
1271 | 313aa567 | bellard | vga_update_display(); |
1272 | 313aa567 | bellard | } |
1273 | 313aa567 | bellard | |
1274 | 313aa567 | bellard | void dumb_display_init(DisplayState *ds)
|
1275 | 313aa567 | bellard | { |
1276 | 313aa567 | bellard | ds->data = NULL;
|
1277 | 313aa567 | bellard | ds->linesize = 0;
|
1278 | 313aa567 | bellard | ds->depth = 0;
|
1279 | 313aa567 | bellard | ds->dpy_update = dumb_update; |
1280 | 313aa567 | bellard | ds->dpy_resize = dumb_resize; |
1281 | 313aa567 | bellard | ds->dpy_refresh = dumb_refresh; |
1282 | 313aa567 | bellard | } |
1283 | 313aa567 | bellard | |
1284 | 3a51dee6 | bellard | #if !defined(CONFIG_SOFTMMU)
|
1285 | 313aa567 | bellard | /***********************************************************/
|
1286 | 0824d6fc | bellard | /* cpu signal handler */
|
1287 | 0824d6fc | bellard | static void host_segv_handler(int host_signum, siginfo_t *info, |
1288 | 0824d6fc | bellard | void *puc)
|
1289 | 0824d6fc | bellard | { |
1290 | 0824d6fc | bellard | if (cpu_signal_handler(host_signum, info, puc))
|
1291 | 0824d6fc | bellard | return;
|
1292 | 0824d6fc | bellard | term_exit(); |
1293 | 0824d6fc | bellard | abort(); |
1294 | 0824d6fc | bellard | } |
1295 | 3a51dee6 | bellard | #endif
|
1296 | 0824d6fc | bellard | |
1297 | 8a7ddc38 | bellard | /***********************************************************/
|
1298 | 8a7ddc38 | bellard | /* I/O handling */
|
1299 | 0824d6fc | bellard | |
1300 | c4b1fcc0 | bellard | #define MAX_IO_HANDLERS 64 |
1301 | c4b1fcc0 | bellard | |
1302 | c4b1fcc0 | bellard | typedef struct IOHandlerRecord { |
1303 | c4b1fcc0 | bellard | int fd;
|
1304 | c4b1fcc0 | bellard | IOCanRWHandler *fd_can_read; |
1305 | c4b1fcc0 | bellard | IOReadHandler *fd_read; |
1306 | c4b1fcc0 | bellard | void *opaque;
|
1307 | c4b1fcc0 | bellard | /* temporary data */
|
1308 | c4b1fcc0 | bellard | struct pollfd *ufd;
|
1309 | c4b1fcc0 | bellard | int max_size;
|
1310 | 8a7ddc38 | bellard | struct IOHandlerRecord *next;
|
1311 | c4b1fcc0 | bellard | } IOHandlerRecord; |
1312 | c4b1fcc0 | bellard | |
1313 | 8a7ddc38 | bellard | static IOHandlerRecord *first_io_handler;
|
1314 | c4b1fcc0 | bellard | |
1315 | 8a7ddc38 | bellard | int qemu_add_fd_read_handler(int fd, IOCanRWHandler *fd_can_read, |
1316 | 8a7ddc38 | bellard | IOReadHandler *fd_read, void *opaque)
|
1317 | c4b1fcc0 | bellard | { |
1318 | c4b1fcc0 | bellard | IOHandlerRecord *ioh; |
1319 | c4b1fcc0 | bellard | |
1320 | 8a7ddc38 | bellard | ioh = qemu_mallocz(sizeof(IOHandlerRecord));
|
1321 | 8a7ddc38 | bellard | if (!ioh)
|
1322 | c4b1fcc0 | bellard | return -1; |
1323 | c4b1fcc0 | bellard | ioh->fd = fd; |
1324 | c4b1fcc0 | bellard | ioh->fd_can_read = fd_can_read; |
1325 | c4b1fcc0 | bellard | ioh->fd_read = fd_read; |
1326 | c4b1fcc0 | bellard | ioh->opaque = opaque; |
1327 | 8a7ddc38 | bellard | ioh->next = first_io_handler; |
1328 | 8a7ddc38 | bellard | first_io_handler = ioh; |
1329 | c4b1fcc0 | bellard | return 0; |
1330 | c4b1fcc0 | bellard | } |
1331 | c4b1fcc0 | bellard | |
1332 | 8a7ddc38 | bellard | void qemu_del_fd_read_handler(int fd) |
1333 | 8a7ddc38 | bellard | { |
1334 | 8a7ddc38 | bellard | IOHandlerRecord **pioh, *ioh; |
1335 | b4608c04 | bellard | |
1336 | 8a7ddc38 | bellard | pioh = &first_io_handler; |
1337 | 8a7ddc38 | bellard | for(;;) {
|
1338 | 8a7ddc38 | bellard | ioh = *pioh; |
1339 | 8a7ddc38 | bellard | if (ioh == NULL) |
1340 | 8a7ddc38 | bellard | break;
|
1341 | 8a7ddc38 | bellard | if (ioh->fd == fd) {
|
1342 | 8a7ddc38 | bellard | *pioh = ioh->next; |
1343 | 8a7ddc38 | bellard | break;
|
1344 | 8a7ddc38 | bellard | } |
1345 | 8a7ddc38 | bellard | pioh = &ioh->next; |
1346 | 8a7ddc38 | bellard | } |
1347 | 8a7ddc38 | bellard | } |
1348 | 8a7ddc38 | bellard | |
1349 | 8a7ddc38 | bellard | /***********************************************************/
|
1350 | 8a7ddc38 | bellard | /* savevm/loadvm support */
|
1351 | 8a7ddc38 | bellard | |
1352 | 8a7ddc38 | bellard | void qemu_put_buffer(QEMUFile *f, const uint8_t *buf, int size) |
1353 | b4608c04 | bellard | { |
1354 | 8a7ddc38 | bellard | fwrite(buf, 1, size, f);
|
1355 | b4608c04 | bellard | } |
1356 | b4608c04 | bellard | |
1357 | 8a7ddc38 | bellard | void qemu_put_byte(QEMUFile *f, int v) |
1358 | b4608c04 | bellard | { |
1359 | 8a7ddc38 | bellard | fputc(v, f); |
1360 | 8a7ddc38 | bellard | } |
1361 | 8a7ddc38 | bellard | |
1362 | 8a7ddc38 | bellard | void qemu_put_be16(QEMUFile *f, unsigned int v) |
1363 | 8a7ddc38 | bellard | { |
1364 | 8a7ddc38 | bellard | qemu_put_byte(f, v >> 8);
|
1365 | 8a7ddc38 | bellard | qemu_put_byte(f, v); |
1366 | 8a7ddc38 | bellard | } |
1367 | 8a7ddc38 | bellard | |
1368 | 8a7ddc38 | bellard | void qemu_put_be32(QEMUFile *f, unsigned int v) |
1369 | 8a7ddc38 | bellard | { |
1370 | 8a7ddc38 | bellard | qemu_put_byte(f, v >> 24);
|
1371 | 8a7ddc38 | bellard | qemu_put_byte(f, v >> 16);
|
1372 | 8a7ddc38 | bellard | qemu_put_byte(f, v >> 8);
|
1373 | 8a7ddc38 | bellard | qemu_put_byte(f, v); |
1374 | 8a7ddc38 | bellard | } |
1375 | 8a7ddc38 | bellard | |
1376 | 8a7ddc38 | bellard | void qemu_put_be64(QEMUFile *f, uint64_t v)
|
1377 | 8a7ddc38 | bellard | { |
1378 | 8a7ddc38 | bellard | qemu_put_be32(f, v >> 32);
|
1379 | 8a7ddc38 | bellard | qemu_put_be32(f, v); |
1380 | 8a7ddc38 | bellard | } |
1381 | 8a7ddc38 | bellard | |
1382 | 8a7ddc38 | bellard | int qemu_get_buffer(QEMUFile *f, uint8_t *buf, int size) |
1383 | 8a7ddc38 | bellard | { |
1384 | 8a7ddc38 | bellard | return fread(buf, 1, size, f); |
1385 | 8a7ddc38 | bellard | } |
1386 | 8a7ddc38 | bellard | |
1387 | 8a7ddc38 | bellard | int qemu_get_byte(QEMUFile *f)
|
1388 | 8a7ddc38 | bellard | { |
1389 | 8a7ddc38 | bellard | int v;
|
1390 | 8a7ddc38 | bellard | v = fgetc(f); |
1391 | 8a7ddc38 | bellard | if (v == EOF) |
1392 | 8a7ddc38 | bellard | return 0; |
1393 | 8a7ddc38 | bellard | else
|
1394 | 8a7ddc38 | bellard | return v;
|
1395 | 8a7ddc38 | bellard | } |
1396 | 8a7ddc38 | bellard | |
1397 | 8a7ddc38 | bellard | unsigned int qemu_get_be16(QEMUFile *f) |
1398 | 8a7ddc38 | bellard | { |
1399 | 8a7ddc38 | bellard | unsigned int v; |
1400 | 8a7ddc38 | bellard | v = qemu_get_byte(f) << 8;
|
1401 | 8a7ddc38 | bellard | v |= qemu_get_byte(f); |
1402 | 8a7ddc38 | bellard | return v;
|
1403 | 8a7ddc38 | bellard | } |
1404 | 8a7ddc38 | bellard | |
1405 | 8a7ddc38 | bellard | unsigned int qemu_get_be32(QEMUFile *f) |
1406 | 8a7ddc38 | bellard | { |
1407 | 8a7ddc38 | bellard | unsigned int v; |
1408 | 8a7ddc38 | bellard | v = qemu_get_byte(f) << 24;
|
1409 | 8a7ddc38 | bellard | v |= qemu_get_byte(f) << 16;
|
1410 | 8a7ddc38 | bellard | v |= qemu_get_byte(f) << 8;
|
1411 | 8a7ddc38 | bellard | v |= qemu_get_byte(f); |
1412 | 8a7ddc38 | bellard | return v;
|
1413 | 8a7ddc38 | bellard | } |
1414 | 8a7ddc38 | bellard | |
1415 | 8a7ddc38 | bellard | uint64_t qemu_get_be64(QEMUFile *f) |
1416 | 8a7ddc38 | bellard | { |
1417 | 8a7ddc38 | bellard | uint64_t v; |
1418 | 8a7ddc38 | bellard | v = (uint64_t)qemu_get_be32(f) << 32;
|
1419 | 8a7ddc38 | bellard | v |= qemu_get_be32(f); |
1420 | 8a7ddc38 | bellard | return v;
|
1421 | 8a7ddc38 | bellard | } |
1422 | 8a7ddc38 | bellard | |
1423 | 8a7ddc38 | bellard | int64_t qemu_ftell(QEMUFile *f) |
1424 | 8a7ddc38 | bellard | { |
1425 | 8a7ddc38 | bellard | return ftell(f);
|
1426 | 8a7ddc38 | bellard | } |
1427 | 8a7ddc38 | bellard | |
1428 | 8a7ddc38 | bellard | int64_t qemu_fseek(QEMUFile *f, int64_t pos, int whence)
|
1429 | 8a7ddc38 | bellard | { |
1430 | 8a7ddc38 | bellard | if (fseek(f, pos, whence) < 0) |
1431 | 8a7ddc38 | bellard | return -1; |
1432 | 8a7ddc38 | bellard | return ftell(f);
|
1433 | 8a7ddc38 | bellard | } |
1434 | 8a7ddc38 | bellard | |
1435 | 8a7ddc38 | bellard | typedef struct SaveStateEntry { |
1436 | 8a7ddc38 | bellard | char idstr[256]; |
1437 | 8a7ddc38 | bellard | int instance_id;
|
1438 | 8a7ddc38 | bellard | int version_id;
|
1439 | 8a7ddc38 | bellard | SaveStateHandler *save_state; |
1440 | 8a7ddc38 | bellard | LoadStateHandler *load_state; |
1441 | 8a7ddc38 | bellard | void *opaque;
|
1442 | 8a7ddc38 | bellard | struct SaveStateEntry *next;
|
1443 | 8a7ddc38 | bellard | } SaveStateEntry; |
1444 | b4608c04 | bellard | |
1445 | 8a7ddc38 | bellard | static SaveStateEntry *first_se;
|
1446 | 8a7ddc38 | bellard | |
1447 | 8a7ddc38 | bellard | int register_savevm(const char *idstr, |
1448 | 8a7ddc38 | bellard | int instance_id,
|
1449 | 8a7ddc38 | bellard | int version_id,
|
1450 | 8a7ddc38 | bellard | SaveStateHandler *save_state, |
1451 | 8a7ddc38 | bellard | LoadStateHandler *load_state, |
1452 | 8a7ddc38 | bellard | void *opaque)
|
1453 | 8a7ddc38 | bellard | { |
1454 | 8a7ddc38 | bellard | SaveStateEntry *se, **pse; |
1455 | 8a7ddc38 | bellard | |
1456 | 8a7ddc38 | bellard | se = qemu_malloc(sizeof(SaveStateEntry));
|
1457 | 8a7ddc38 | bellard | if (!se)
|
1458 | 8a7ddc38 | bellard | return -1; |
1459 | 8a7ddc38 | bellard | pstrcpy(se->idstr, sizeof(se->idstr), idstr);
|
1460 | 8a7ddc38 | bellard | se->instance_id = instance_id; |
1461 | 8a7ddc38 | bellard | se->version_id = version_id; |
1462 | 8a7ddc38 | bellard | se->save_state = save_state; |
1463 | 8a7ddc38 | bellard | se->load_state = load_state; |
1464 | 8a7ddc38 | bellard | se->opaque = opaque; |
1465 | 8a7ddc38 | bellard | se->next = NULL;
|
1466 | 8a7ddc38 | bellard | |
1467 | 8a7ddc38 | bellard | /* add at the end of list */
|
1468 | 8a7ddc38 | bellard | pse = &first_se; |
1469 | 8a7ddc38 | bellard | while (*pse != NULL) |
1470 | 8a7ddc38 | bellard | pse = &(*pse)->next; |
1471 | 8a7ddc38 | bellard | *pse = se; |
1472 | 8a7ddc38 | bellard | return 0; |
1473 | 8a7ddc38 | bellard | } |
1474 | 8a7ddc38 | bellard | |
1475 | 8a7ddc38 | bellard | #define QEMU_VM_FILE_MAGIC 0x5145564d |
1476 | 8a7ddc38 | bellard | #define QEMU_VM_FILE_VERSION 0x00000001 |
1477 | 8a7ddc38 | bellard | |
1478 | 8a7ddc38 | bellard | int qemu_savevm(const char *filename) |
1479 | 8a7ddc38 | bellard | { |
1480 | 8a7ddc38 | bellard | SaveStateEntry *se; |
1481 | 8a7ddc38 | bellard | QEMUFile *f; |
1482 | 8a7ddc38 | bellard | int len, len_pos, cur_pos, saved_vm_running, ret;
|
1483 | 8a7ddc38 | bellard | |
1484 | 8a7ddc38 | bellard | saved_vm_running = vm_running; |
1485 | 8a7ddc38 | bellard | vm_stop(0);
|
1486 | 8a7ddc38 | bellard | |
1487 | 8a7ddc38 | bellard | f = fopen(filename, "wb");
|
1488 | 8a7ddc38 | bellard | if (!f) {
|
1489 | 8a7ddc38 | bellard | ret = -1;
|
1490 | 8a7ddc38 | bellard | goto the_end;
|
1491 | 313aa567 | bellard | } |
1492 | 313aa567 | bellard | |
1493 | 8a7ddc38 | bellard | qemu_put_be32(f, QEMU_VM_FILE_MAGIC); |
1494 | 8a7ddc38 | bellard | qemu_put_be32(f, QEMU_VM_FILE_VERSION); |
1495 | 8a7ddc38 | bellard | |
1496 | 8a7ddc38 | bellard | for(se = first_se; se != NULL; se = se->next) { |
1497 | 8a7ddc38 | bellard | /* ID string */
|
1498 | 8a7ddc38 | bellard | len = strlen(se->idstr); |
1499 | 8a7ddc38 | bellard | qemu_put_byte(f, len); |
1500 | 8a7ddc38 | bellard | qemu_put_buffer(f, se->idstr, len); |
1501 | 8a7ddc38 | bellard | |
1502 | 8a7ddc38 | bellard | qemu_put_be32(f, se->instance_id); |
1503 | 8a7ddc38 | bellard | qemu_put_be32(f, se->version_id); |
1504 | 8a7ddc38 | bellard | |
1505 | 8a7ddc38 | bellard | /* record size: filled later */
|
1506 | 8a7ddc38 | bellard | len_pos = ftell(f); |
1507 | 8a7ddc38 | bellard | qemu_put_be32(f, 0);
|
1508 | 8a7ddc38 | bellard | |
1509 | 8a7ddc38 | bellard | se->save_state(f, se->opaque); |
1510 | 8a7ddc38 | bellard | |
1511 | 8a7ddc38 | bellard | /* fill record size */
|
1512 | 8a7ddc38 | bellard | cur_pos = ftell(f); |
1513 | 8a7ddc38 | bellard | len = ftell(f) - len_pos - 4;
|
1514 | 8a7ddc38 | bellard | fseek(f, len_pos, SEEK_SET); |
1515 | 8a7ddc38 | bellard | qemu_put_be32(f, len); |
1516 | 8a7ddc38 | bellard | fseek(f, cur_pos, SEEK_SET); |
1517 | 8a7ddc38 | bellard | } |
1518 | 8a7ddc38 | bellard | |
1519 | 8a7ddc38 | bellard | fclose(f); |
1520 | 8a7ddc38 | bellard | ret = 0;
|
1521 | 8a7ddc38 | bellard | the_end:
|
1522 | 8a7ddc38 | bellard | if (saved_vm_running)
|
1523 | 8a7ddc38 | bellard | vm_start(); |
1524 | 8a7ddc38 | bellard | return ret;
|
1525 | 8a7ddc38 | bellard | } |
1526 | 8a7ddc38 | bellard | |
1527 | 8a7ddc38 | bellard | static SaveStateEntry *find_se(const char *idstr, int instance_id) |
1528 | 8a7ddc38 | bellard | { |
1529 | 8a7ddc38 | bellard | SaveStateEntry *se; |
1530 | 8a7ddc38 | bellard | |
1531 | 8a7ddc38 | bellard | for(se = first_se; se != NULL; se = se->next) { |
1532 | 8a7ddc38 | bellard | if (!strcmp(se->idstr, idstr) &&
|
1533 | 8a7ddc38 | bellard | instance_id == se->instance_id) |
1534 | 8a7ddc38 | bellard | return se;
|
1535 | 8a7ddc38 | bellard | } |
1536 | 8a7ddc38 | bellard | return NULL; |
1537 | 8a7ddc38 | bellard | } |
1538 | 8a7ddc38 | bellard | |
1539 | 8a7ddc38 | bellard | int qemu_loadvm(const char *filename) |
1540 | 8a7ddc38 | bellard | { |
1541 | 8a7ddc38 | bellard | SaveStateEntry *se; |
1542 | 8a7ddc38 | bellard | QEMUFile *f; |
1543 | 8a7ddc38 | bellard | int len, cur_pos, ret, instance_id, record_len, version_id;
|
1544 | 8a7ddc38 | bellard | int saved_vm_running;
|
1545 | 8a7ddc38 | bellard | unsigned int v; |
1546 | 8a7ddc38 | bellard | char idstr[256]; |
1547 | 8a7ddc38 | bellard | |
1548 | 8a7ddc38 | bellard | saved_vm_running = vm_running; |
1549 | 8a7ddc38 | bellard | vm_stop(0);
|
1550 | 8a7ddc38 | bellard | |
1551 | 8a7ddc38 | bellard | f = fopen(filename, "rb");
|
1552 | 8a7ddc38 | bellard | if (!f) {
|
1553 | 8a7ddc38 | bellard | ret = -1;
|
1554 | 8a7ddc38 | bellard | goto the_end;
|
1555 | 8a7ddc38 | bellard | } |
1556 | 8a7ddc38 | bellard | |
1557 | 8a7ddc38 | bellard | v = qemu_get_be32(f); |
1558 | 8a7ddc38 | bellard | if (v != QEMU_VM_FILE_MAGIC)
|
1559 | 8a7ddc38 | bellard | goto fail;
|
1560 | 8a7ddc38 | bellard | v = qemu_get_be32(f); |
1561 | 8a7ddc38 | bellard | if (v != QEMU_VM_FILE_VERSION) {
|
1562 | 8a7ddc38 | bellard | fail:
|
1563 | 8a7ddc38 | bellard | fclose(f); |
1564 | 8a7ddc38 | bellard | ret = -1;
|
1565 | 8a7ddc38 | bellard | goto the_end;
|
1566 | 8a7ddc38 | bellard | } |
1567 | b4608c04 | bellard | for(;;) {
|
1568 | a541f297 | bellard | #if defined (DO_TB_FLUSH)
|
1569 | d927637d | bellard | tb_flush(global_env); |
1570 | a541f297 | bellard | #endif
|
1571 | 8a7ddc38 | bellard | len = qemu_get_byte(f); |
1572 | 8a7ddc38 | bellard | if (feof(f))
|
1573 | cd4c3e88 | bellard | break;
|
1574 | 8a7ddc38 | bellard | qemu_get_buffer(f, idstr, len); |
1575 | 8a7ddc38 | bellard | idstr[len] = '\0';
|
1576 | 8a7ddc38 | bellard | instance_id = qemu_get_be32(f); |
1577 | 8a7ddc38 | bellard | version_id = qemu_get_be32(f); |
1578 | 8a7ddc38 | bellard | record_len = qemu_get_be32(f); |
1579 | 8a7ddc38 | bellard | #if 0
|
1580 | 8a7ddc38 | bellard | printf("idstr=%s instance=0x%x version=%d len=%d\n",
|
1581 | 8a7ddc38 | bellard | idstr, instance_id, version_id, record_len);
|
1582 | 8a7ddc38 | bellard | #endif
|
1583 | 8a7ddc38 | bellard | cur_pos = ftell(f); |
1584 | 8a7ddc38 | bellard | se = find_se(idstr, instance_id); |
1585 | 8a7ddc38 | bellard | if (!se) {
|
1586 | 8a7ddc38 | bellard | fprintf(stderr, "qemu: warning: instance 0x%x of device '%s' not present in current VM\n",
|
1587 | 8a7ddc38 | bellard | instance_id, idstr); |
1588 | 8a7ddc38 | bellard | } else {
|
1589 | 8a7ddc38 | bellard | ret = se->load_state(f, se->opaque, version_id); |
1590 | 8a7ddc38 | bellard | if (ret < 0) { |
1591 | 8a7ddc38 | bellard | fprintf(stderr, "qemu: warning: error while loading state for instance 0x%x of device '%s'\n",
|
1592 | 8a7ddc38 | bellard | instance_id, idstr); |
1593 | 8a7ddc38 | bellard | } |
1594 | 34865134 | bellard | } |
1595 | 8a7ddc38 | bellard | /* always seek to exact end of record */
|
1596 | 8a7ddc38 | bellard | qemu_fseek(f, cur_pos + record_len, SEEK_SET); |
1597 | 8a7ddc38 | bellard | } |
1598 | 8a7ddc38 | bellard | fclose(f); |
1599 | 8a7ddc38 | bellard | ret = 0;
|
1600 | 8a7ddc38 | bellard | the_end:
|
1601 | 8a7ddc38 | bellard | if (saved_vm_running)
|
1602 | 8a7ddc38 | bellard | vm_start(); |
1603 | 8a7ddc38 | bellard | return ret;
|
1604 | 8a7ddc38 | bellard | } |
1605 | 8a7ddc38 | bellard | |
1606 | 8a7ddc38 | bellard | /***********************************************************/
|
1607 | 8a7ddc38 | bellard | /* cpu save/restore */
|
1608 | 8a7ddc38 | bellard | |
1609 | 8a7ddc38 | bellard | #if defined(TARGET_I386)
|
1610 | 8a7ddc38 | bellard | |
1611 | 8a7ddc38 | bellard | static void cpu_put_seg(QEMUFile *f, SegmentCache *dt) |
1612 | 8a7ddc38 | bellard | { |
1613 | 02ba45c5 | bellard | qemu_put_be32(f, dt->selector); |
1614 | 8a7ddc38 | bellard | qemu_put_be32(f, (uint32_t)dt->base); |
1615 | 8a7ddc38 | bellard | qemu_put_be32(f, dt->limit); |
1616 | 8a7ddc38 | bellard | qemu_put_be32(f, dt->flags); |
1617 | 8a7ddc38 | bellard | } |
1618 | 8a7ddc38 | bellard | |
1619 | 8a7ddc38 | bellard | static void cpu_get_seg(QEMUFile *f, SegmentCache *dt) |
1620 | 8a7ddc38 | bellard | { |
1621 | 02ba45c5 | bellard | dt->selector = qemu_get_be32(f); |
1622 | 8a7ddc38 | bellard | dt->base = (uint8_t *)qemu_get_be32(f); |
1623 | 8a7ddc38 | bellard | dt->limit = qemu_get_be32(f); |
1624 | 8a7ddc38 | bellard | dt->flags = qemu_get_be32(f); |
1625 | 8a7ddc38 | bellard | } |
1626 | 8a7ddc38 | bellard | |
1627 | 8a7ddc38 | bellard | void cpu_save(QEMUFile *f, void *opaque) |
1628 | 8a7ddc38 | bellard | { |
1629 | 8a7ddc38 | bellard | CPUState *env = opaque; |
1630 | 8a7ddc38 | bellard | uint16_t fptag, fpus, fpuc; |
1631 | 8a7ddc38 | bellard | uint32_t hflags; |
1632 | 8a7ddc38 | bellard | int i;
|
1633 | 8a7ddc38 | bellard | |
1634 | 8a7ddc38 | bellard | for(i = 0; i < 8; i++) |
1635 | 8a7ddc38 | bellard | qemu_put_be32s(f, &env->regs[i]); |
1636 | 8a7ddc38 | bellard | qemu_put_be32s(f, &env->eip); |
1637 | 8a7ddc38 | bellard | qemu_put_be32s(f, &env->eflags); |
1638 | 8a7ddc38 | bellard | qemu_put_be32s(f, &env->eflags); |
1639 | 8a7ddc38 | bellard | hflags = env->hflags; /* XXX: suppress most of the redundant hflags */
|
1640 | 8a7ddc38 | bellard | qemu_put_be32s(f, &hflags); |
1641 | 8a7ddc38 | bellard | |
1642 | 8a7ddc38 | bellard | /* FPU */
|
1643 | 8a7ddc38 | bellard | fpuc = env->fpuc; |
1644 | 8a7ddc38 | bellard | fpus = (env->fpus & ~0x3800) | (env->fpstt & 0x7) << 11; |
1645 | 8a7ddc38 | bellard | fptag = 0;
|
1646 | 8a7ddc38 | bellard | for (i=7; i>=0; i--) { |
1647 | 8a7ddc38 | bellard | fptag <<= 2;
|
1648 | 8a7ddc38 | bellard | if (env->fptags[i]) {
|
1649 | 8a7ddc38 | bellard | fptag |= 3;
|
1650 | 8a7ddc38 | bellard | } |
1651 | 8a7ddc38 | bellard | } |
1652 | 8a7ddc38 | bellard | |
1653 | 8a7ddc38 | bellard | qemu_put_be16s(f, &fpuc); |
1654 | 8a7ddc38 | bellard | qemu_put_be16s(f, &fpus); |
1655 | 8a7ddc38 | bellard | qemu_put_be16s(f, &fptag); |
1656 | 8a7ddc38 | bellard | |
1657 | 8a7ddc38 | bellard | for(i = 0; i < 8; i++) { |
1658 | 8a7ddc38 | bellard | uint64_t mant; |
1659 | 8a7ddc38 | bellard | uint16_t exp; |
1660 | 8a7ddc38 | bellard | cpu_get_fp80(&mant, &exp, env->fpregs[i]); |
1661 | 8a7ddc38 | bellard | qemu_put_be64(f, mant); |
1662 | 8a7ddc38 | bellard | qemu_put_be16(f, exp); |
1663 | 8a7ddc38 | bellard | } |
1664 | 8a7ddc38 | bellard | |
1665 | 8a7ddc38 | bellard | for(i = 0; i < 6; i++) |
1666 | 8a7ddc38 | bellard | cpu_put_seg(f, &env->segs[i]); |
1667 | 8a7ddc38 | bellard | cpu_put_seg(f, &env->ldt); |
1668 | 8a7ddc38 | bellard | cpu_put_seg(f, &env->tr); |
1669 | 8a7ddc38 | bellard | cpu_put_seg(f, &env->gdt); |
1670 | 8a7ddc38 | bellard | cpu_put_seg(f, &env->idt); |
1671 | 8a7ddc38 | bellard | |
1672 | 8a7ddc38 | bellard | qemu_put_be32s(f, &env->sysenter_cs); |
1673 | 8a7ddc38 | bellard | qemu_put_be32s(f, &env->sysenter_esp); |
1674 | 8a7ddc38 | bellard | qemu_put_be32s(f, &env->sysenter_eip); |
1675 | 8a7ddc38 | bellard | |
1676 | 8a7ddc38 | bellard | qemu_put_be32s(f, &env->cr[0]);
|
1677 | 8a7ddc38 | bellard | qemu_put_be32s(f, &env->cr[2]);
|
1678 | 8a7ddc38 | bellard | qemu_put_be32s(f, &env->cr[3]);
|
1679 | 8a7ddc38 | bellard | qemu_put_be32s(f, &env->cr[4]);
|
1680 | 8a7ddc38 | bellard | |
1681 | 8a7ddc38 | bellard | for(i = 0; i < 8; i++) |
1682 | 8a7ddc38 | bellard | qemu_put_be32s(f, &env->dr[i]); |
1683 | 8a7ddc38 | bellard | |
1684 | 8a7ddc38 | bellard | /* MMU */
|
1685 | 8a7ddc38 | bellard | qemu_put_be32s(f, &env->a20_mask); |
1686 | 8a7ddc38 | bellard | } |
1687 | 8a7ddc38 | bellard | |
1688 | 8a7ddc38 | bellard | int cpu_load(QEMUFile *f, void *opaque, int version_id) |
1689 | 8a7ddc38 | bellard | { |
1690 | 8a7ddc38 | bellard | CPUState *env = opaque; |
1691 | 8a7ddc38 | bellard | int i;
|
1692 | 8a7ddc38 | bellard | uint32_t hflags; |
1693 | 8a7ddc38 | bellard | uint16_t fpus, fpuc, fptag; |
1694 | 8a7ddc38 | bellard | |
1695 | 02ba45c5 | bellard | if (version_id != 2) |
1696 | 8a7ddc38 | bellard | return -EINVAL;
|
1697 | 8a7ddc38 | bellard | for(i = 0; i < 8; i++) |
1698 | 8a7ddc38 | bellard | qemu_get_be32s(f, &env->regs[i]); |
1699 | 8a7ddc38 | bellard | qemu_get_be32s(f, &env->eip); |
1700 | 8a7ddc38 | bellard | qemu_get_be32s(f, &env->eflags); |
1701 | 8a7ddc38 | bellard | qemu_get_be32s(f, &env->eflags); |
1702 | 8a7ddc38 | bellard | qemu_get_be32s(f, &hflags); |
1703 | 8a7ddc38 | bellard | |
1704 | 8a7ddc38 | bellard | qemu_get_be16s(f, &fpuc); |
1705 | 8a7ddc38 | bellard | qemu_get_be16s(f, &fpus); |
1706 | 8a7ddc38 | bellard | qemu_get_be16s(f, &fptag); |
1707 | 8a7ddc38 | bellard | |
1708 | 8a7ddc38 | bellard | for(i = 0; i < 8; i++) { |
1709 | 8a7ddc38 | bellard | uint64_t mant; |
1710 | 8a7ddc38 | bellard | uint16_t exp; |
1711 | 8a7ddc38 | bellard | mant = qemu_get_be64(f); |
1712 | 8a7ddc38 | bellard | exp = qemu_get_be16(f); |
1713 | 8a7ddc38 | bellard | env->fpregs[i] = cpu_set_fp80(mant, exp); |
1714 | 8a7ddc38 | bellard | } |
1715 | 8a7ddc38 | bellard | |
1716 | 8a7ddc38 | bellard | env->fpuc = fpuc; |
1717 | 8a7ddc38 | bellard | env->fpstt = (fpus >> 11) & 7; |
1718 | 8a7ddc38 | bellard | env->fpus = fpus & ~0x3800;
|
1719 | 8a7ddc38 | bellard | for(i = 0; i < 8; i++) { |
1720 | 8a7ddc38 | bellard | env->fptags[i] = ((fptag & 3) == 3); |
1721 | 8a7ddc38 | bellard | fptag >>= 2;
|
1722 | 8a7ddc38 | bellard | } |
1723 | 8a7ddc38 | bellard | |
1724 | 8a7ddc38 | bellard | for(i = 0; i < 6; i++) |
1725 | 8a7ddc38 | bellard | cpu_get_seg(f, &env->segs[i]); |
1726 | 8a7ddc38 | bellard | cpu_get_seg(f, &env->ldt); |
1727 | 8a7ddc38 | bellard | cpu_get_seg(f, &env->tr); |
1728 | 8a7ddc38 | bellard | cpu_get_seg(f, &env->gdt); |
1729 | 8a7ddc38 | bellard | cpu_get_seg(f, &env->idt); |
1730 | 8a7ddc38 | bellard | |
1731 | 8a7ddc38 | bellard | qemu_get_be32s(f, &env->sysenter_cs); |
1732 | 8a7ddc38 | bellard | qemu_get_be32s(f, &env->sysenter_esp); |
1733 | 8a7ddc38 | bellard | qemu_get_be32s(f, &env->sysenter_eip); |
1734 | 8a7ddc38 | bellard | |
1735 | 8a7ddc38 | bellard | qemu_get_be32s(f, &env->cr[0]);
|
1736 | 8a7ddc38 | bellard | qemu_get_be32s(f, &env->cr[2]);
|
1737 | 8a7ddc38 | bellard | qemu_get_be32s(f, &env->cr[3]);
|
1738 | 8a7ddc38 | bellard | qemu_get_be32s(f, &env->cr[4]);
|
1739 | 8a7ddc38 | bellard | |
1740 | 8a7ddc38 | bellard | for(i = 0; i < 8; i++) |
1741 | 8a7ddc38 | bellard | qemu_get_be32s(f, &env->dr[i]); |
1742 | 8a7ddc38 | bellard | |
1743 | 8a7ddc38 | bellard | /* MMU */
|
1744 | 8a7ddc38 | bellard | qemu_get_be32s(f, &env->a20_mask); |
1745 | 8a7ddc38 | bellard | |
1746 | 8a7ddc38 | bellard | /* XXX: compute hflags from scratch, except for CPL and IIF */
|
1747 | 8a7ddc38 | bellard | env->hflags = hflags; |
1748 | 8a7ddc38 | bellard | tlb_flush(env, 1);
|
1749 | 8a7ddc38 | bellard | return 0; |
1750 | 8a7ddc38 | bellard | } |
1751 | 8a7ddc38 | bellard | |
1752 | a541f297 | bellard | #elif defined(TARGET_PPC)
|
1753 | a541f297 | bellard | void cpu_save(QEMUFile *f, void *opaque) |
1754 | a541f297 | bellard | { |
1755 | a541f297 | bellard | } |
1756 | a541f297 | bellard | |
1757 | a541f297 | bellard | int cpu_load(QEMUFile *f, void *opaque, int version_id) |
1758 | a541f297 | bellard | { |
1759 | a541f297 | bellard | return 0; |
1760 | a541f297 | bellard | } |
1761 | 8a7ddc38 | bellard | #else
|
1762 | 8a7ddc38 | bellard | |
1763 | 8a7ddc38 | bellard | #warning No CPU save/restore functions
|
1764 | 8a7ddc38 | bellard | |
1765 | 8a7ddc38 | bellard | #endif
|
1766 | 8a7ddc38 | bellard | |
1767 | 8a7ddc38 | bellard | /***********************************************************/
|
1768 | 8a7ddc38 | bellard | /* ram save/restore */
|
1769 | 8a7ddc38 | bellard | |
1770 | 8a7ddc38 | bellard | /* we just avoid storing empty pages */
|
1771 | 8a7ddc38 | bellard | static void ram_put_page(QEMUFile *f, const uint8_t *buf, int len) |
1772 | 8a7ddc38 | bellard | { |
1773 | 8a7ddc38 | bellard | int i, v;
|
1774 | 8a7ddc38 | bellard | |
1775 | 8a7ddc38 | bellard | v = buf[0];
|
1776 | 8a7ddc38 | bellard | for(i = 1; i < len; i++) { |
1777 | 8a7ddc38 | bellard | if (buf[i] != v)
|
1778 | 8a7ddc38 | bellard | goto normal_save;
|
1779 | 8a7ddc38 | bellard | } |
1780 | 8a7ddc38 | bellard | qemu_put_byte(f, 1);
|
1781 | 8a7ddc38 | bellard | qemu_put_byte(f, v); |
1782 | 8a7ddc38 | bellard | return;
|
1783 | 8a7ddc38 | bellard | normal_save:
|
1784 | 8a7ddc38 | bellard | qemu_put_byte(f, 0);
|
1785 | 8a7ddc38 | bellard | qemu_put_buffer(f, buf, len); |
1786 | 8a7ddc38 | bellard | } |
1787 | 8a7ddc38 | bellard | |
1788 | 8a7ddc38 | bellard | static int ram_get_page(QEMUFile *f, uint8_t *buf, int len) |
1789 | 8a7ddc38 | bellard | { |
1790 | 8a7ddc38 | bellard | int v;
|
1791 | 8a7ddc38 | bellard | |
1792 | 8a7ddc38 | bellard | v = qemu_get_byte(f); |
1793 | 8a7ddc38 | bellard | switch(v) {
|
1794 | 8a7ddc38 | bellard | case 0: |
1795 | 8a7ddc38 | bellard | if (qemu_get_buffer(f, buf, len) != len)
|
1796 | 8a7ddc38 | bellard | return -EIO;
|
1797 | 8a7ddc38 | bellard | break;
|
1798 | 8a7ddc38 | bellard | case 1: |
1799 | 8a7ddc38 | bellard | v = qemu_get_byte(f); |
1800 | 8a7ddc38 | bellard | memset(buf, v, len); |
1801 | 8a7ddc38 | bellard | break;
|
1802 | 8a7ddc38 | bellard | default:
|
1803 | 8a7ddc38 | bellard | return -EINVAL;
|
1804 | 8a7ddc38 | bellard | } |
1805 | 8a7ddc38 | bellard | return 0; |
1806 | 8a7ddc38 | bellard | } |
1807 | 8a7ddc38 | bellard | |
1808 | 8a7ddc38 | bellard | static void ram_save(QEMUFile *f, void *opaque) |
1809 | 8a7ddc38 | bellard | { |
1810 | 8a7ddc38 | bellard | int i;
|
1811 | 8a7ddc38 | bellard | qemu_put_be32(f, phys_ram_size); |
1812 | 8a7ddc38 | bellard | for(i = 0; i < phys_ram_size; i+= TARGET_PAGE_SIZE) { |
1813 | 8a7ddc38 | bellard | ram_put_page(f, phys_ram_base + i, TARGET_PAGE_SIZE); |
1814 | 8a7ddc38 | bellard | } |
1815 | 8a7ddc38 | bellard | } |
1816 | 8a7ddc38 | bellard | |
1817 | 8a7ddc38 | bellard | static int ram_load(QEMUFile *f, void *opaque, int version_id) |
1818 | 8a7ddc38 | bellard | { |
1819 | 8a7ddc38 | bellard | int i, ret;
|
1820 | 8a7ddc38 | bellard | |
1821 | 8a7ddc38 | bellard | if (version_id != 1) |
1822 | 8a7ddc38 | bellard | return -EINVAL;
|
1823 | 8a7ddc38 | bellard | if (qemu_get_be32(f) != phys_ram_size)
|
1824 | 8a7ddc38 | bellard | return -EINVAL;
|
1825 | 8a7ddc38 | bellard | for(i = 0; i < phys_ram_size; i+= TARGET_PAGE_SIZE) { |
1826 | 8a7ddc38 | bellard | ret = ram_get_page(f, phys_ram_base + i, TARGET_PAGE_SIZE); |
1827 | 8a7ddc38 | bellard | if (ret)
|
1828 | 8a7ddc38 | bellard | return ret;
|
1829 | 8a7ddc38 | bellard | } |
1830 | 8a7ddc38 | bellard | return 0; |
1831 | 8a7ddc38 | bellard | } |
1832 | 8a7ddc38 | bellard | |
1833 | 8a7ddc38 | bellard | /***********************************************************/
|
1834 | 8a7ddc38 | bellard | /* main execution loop */
|
1835 | 8a7ddc38 | bellard | |
1836 | 8a7ddc38 | bellard | void gui_update(void *opaque) |
1837 | 8a7ddc38 | bellard | { |
1838 | 8a7ddc38 | bellard | display_state.dpy_refresh(&display_state); |
1839 | 8a7ddc38 | bellard | qemu_mod_timer(gui_timer, GUI_REFRESH_INTERVAL + qemu_get_clock(rt_clock)); |
1840 | 8a7ddc38 | bellard | } |
1841 | 8a7ddc38 | bellard | |
1842 | 8a7ddc38 | bellard | /* XXX: support several handlers */
|
1843 | 8a7ddc38 | bellard | VMStopHandler *vm_stop_cb; |
1844 | 8a7ddc38 | bellard | VMStopHandler *vm_stop_opaque; |
1845 | 8a7ddc38 | bellard | |
1846 | 8a7ddc38 | bellard | int qemu_add_vm_stop_handler(VMStopHandler *cb, void *opaque) |
1847 | 8a7ddc38 | bellard | { |
1848 | 8a7ddc38 | bellard | vm_stop_cb = cb; |
1849 | 8a7ddc38 | bellard | vm_stop_opaque = opaque; |
1850 | 8a7ddc38 | bellard | return 0; |
1851 | 8a7ddc38 | bellard | } |
1852 | 8a7ddc38 | bellard | |
1853 | 8a7ddc38 | bellard | void qemu_del_vm_stop_handler(VMStopHandler *cb, void *opaque) |
1854 | 8a7ddc38 | bellard | { |
1855 | 8a7ddc38 | bellard | vm_stop_cb = NULL;
|
1856 | 8a7ddc38 | bellard | } |
1857 | 8a7ddc38 | bellard | |
1858 | 8a7ddc38 | bellard | void vm_start(void) |
1859 | 8a7ddc38 | bellard | { |
1860 | 8a7ddc38 | bellard | if (!vm_running) {
|
1861 | 8a7ddc38 | bellard | cpu_enable_ticks(); |
1862 | 8a7ddc38 | bellard | vm_running = 1;
|
1863 | 8a7ddc38 | bellard | } |
1864 | 8a7ddc38 | bellard | } |
1865 | 8a7ddc38 | bellard | |
1866 | 8a7ddc38 | bellard | void vm_stop(int reason) |
1867 | 8a7ddc38 | bellard | { |
1868 | 8a7ddc38 | bellard | if (vm_running) {
|
1869 | 8a7ddc38 | bellard | cpu_disable_ticks(); |
1870 | 8a7ddc38 | bellard | vm_running = 0;
|
1871 | 8a7ddc38 | bellard | if (reason != 0) { |
1872 | 8a7ddc38 | bellard | if (vm_stop_cb) {
|
1873 | 8a7ddc38 | bellard | vm_stop_cb(vm_stop_opaque, reason); |
1874 | 8a7ddc38 | bellard | } |
1875 | 34865134 | bellard | } |
1876 | 8a7ddc38 | bellard | } |
1877 | 8a7ddc38 | bellard | } |
1878 | 8a7ddc38 | bellard | |
1879 | bb0c6722 | bellard | /* reset/shutdown handler */
|
1880 | bb0c6722 | bellard | |
1881 | bb0c6722 | bellard | typedef struct QEMUResetEntry { |
1882 | bb0c6722 | bellard | QEMUResetHandler *func; |
1883 | bb0c6722 | bellard | void *opaque;
|
1884 | bb0c6722 | bellard | struct QEMUResetEntry *next;
|
1885 | bb0c6722 | bellard | } QEMUResetEntry; |
1886 | bb0c6722 | bellard | |
1887 | bb0c6722 | bellard | static QEMUResetEntry *first_reset_entry;
|
1888 | bb0c6722 | bellard | static int reset_requested; |
1889 | bb0c6722 | bellard | static int shutdown_requested; |
1890 | bb0c6722 | bellard | |
1891 | bb0c6722 | bellard | void qemu_register_reset(QEMUResetHandler *func, void *opaque) |
1892 | bb0c6722 | bellard | { |
1893 | bb0c6722 | bellard | QEMUResetEntry **pre, *re; |
1894 | bb0c6722 | bellard | |
1895 | bb0c6722 | bellard | pre = &first_reset_entry; |
1896 | bb0c6722 | bellard | while (*pre != NULL) |
1897 | bb0c6722 | bellard | pre = &(*pre)->next; |
1898 | bb0c6722 | bellard | re = qemu_mallocz(sizeof(QEMUResetEntry));
|
1899 | bb0c6722 | bellard | re->func = func; |
1900 | bb0c6722 | bellard | re->opaque = opaque; |
1901 | bb0c6722 | bellard | re->next = NULL;
|
1902 | bb0c6722 | bellard | *pre = re; |
1903 | bb0c6722 | bellard | } |
1904 | bb0c6722 | bellard | |
1905 | bb0c6722 | bellard | void qemu_system_reset(void) |
1906 | bb0c6722 | bellard | { |
1907 | bb0c6722 | bellard | QEMUResetEntry *re; |
1908 | bb0c6722 | bellard | |
1909 | bb0c6722 | bellard | /* reset all devices */
|
1910 | bb0c6722 | bellard | for(re = first_reset_entry; re != NULL; re = re->next) { |
1911 | bb0c6722 | bellard | re->func(re->opaque); |
1912 | bb0c6722 | bellard | } |
1913 | bb0c6722 | bellard | } |
1914 | bb0c6722 | bellard | |
1915 | bb0c6722 | bellard | void qemu_system_reset_request(void) |
1916 | bb0c6722 | bellard | { |
1917 | bb0c6722 | bellard | reset_requested = 1;
|
1918 | bb0c6722 | bellard | cpu_interrupt(cpu_single_env, CPU_INTERRUPT_EXIT); |
1919 | bb0c6722 | bellard | } |
1920 | bb0c6722 | bellard | |
1921 | bb0c6722 | bellard | void qemu_system_shutdown_request(void) |
1922 | bb0c6722 | bellard | { |
1923 | bb0c6722 | bellard | shutdown_requested = 1;
|
1924 | bb0c6722 | bellard | cpu_interrupt(cpu_single_env, CPU_INTERRUPT_EXIT); |
1925 | bb0c6722 | bellard | } |
1926 | bb0c6722 | bellard | |
1927 | bb0c6722 | bellard | static void main_cpu_reset(void *opaque) |
1928 | bb0c6722 | bellard | { |
1929 | bb0c6722 | bellard | #ifdef TARGET_I386
|
1930 | bb0c6722 | bellard | CPUState *env = opaque; |
1931 | bb0c6722 | bellard | cpu_reset(env); |
1932 | bb0c6722 | bellard | #endif
|
1933 | bb0c6722 | bellard | } |
1934 | bb0c6722 | bellard | |
1935 | 8a7ddc38 | bellard | int main_loop(void) |
1936 | 8a7ddc38 | bellard | { |
1937 | 67b915a5 | bellard | #ifndef _WIN32
|
1938 | 8a7ddc38 | bellard | struct pollfd ufds[MAX_IO_HANDLERS + 1], *pf; |
1939 | 8a7ddc38 | bellard | IOHandlerRecord *ioh, *ioh_next; |
1940 | 67b915a5 | bellard | uint8_t buf[4096];
|
1941 | 67b915a5 | bellard | int n, max_size;
|
1942 | 67b915a5 | bellard | #endif
|
1943 | 67b915a5 | bellard | int ret, timeout;
|
1944 | 8a7ddc38 | bellard | CPUState *env = global_env; |
1945 | 8a7ddc38 | bellard | |
1946 | 8a7ddc38 | bellard | for(;;) {
|
1947 | 8a7ddc38 | bellard | if (vm_running) {
|
1948 | 8a7ddc38 | bellard | ret = cpu_exec(env); |
1949 | bb0c6722 | bellard | if (shutdown_requested) {
|
1950 | 8a7ddc38 | bellard | ret = EXCP_INTERRUPT; |
1951 | 8a7ddc38 | bellard | break;
|
1952 | 8a7ddc38 | bellard | } |
1953 | bb0c6722 | bellard | if (reset_requested) {
|
1954 | bb0c6722 | bellard | reset_requested = 0;
|
1955 | bb0c6722 | bellard | qemu_system_reset(); |
1956 | bb0c6722 | bellard | ret = EXCP_INTERRUPT; |
1957 | bb0c6722 | bellard | } |
1958 | 8a7ddc38 | bellard | if (ret == EXCP_DEBUG) {
|
1959 | 8a7ddc38 | bellard | vm_stop(EXCP_DEBUG); |
1960 | 8a7ddc38 | bellard | } |
1961 | 8a7ddc38 | bellard | /* if hlt instruction, we wait until the next IRQ */
|
1962 | 8a7ddc38 | bellard | /* XXX: use timeout computed from timers */
|
1963 | 8a7ddc38 | bellard | if (ret == EXCP_HLT)
|
1964 | 8a7ddc38 | bellard | timeout = 10;
|
1965 | 8a7ddc38 | bellard | else
|
1966 | 8a7ddc38 | bellard | timeout = 0;
|
1967 | 8a7ddc38 | bellard | } else {
|
1968 | b4608c04 | bellard | timeout = 10;
|
1969 | 8a7ddc38 | bellard | } |
1970 | c4b1fcc0 | bellard | |
1971 | 38e205a2 | bellard | #ifdef _WIN32
|
1972 | 38e205a2 | bellard | if (timeout > 0) |
1973 | 38e205a2 | bellard | Sleep(timeout); |
1974 | 38e205a2 | bellard | #else
|
1975 | 38e205a2 | bellard | |
1976 | b4608c04 | bellard | /* poll any events */
|
1977 | 8a7ddc38 | bellard | /* XXX: separate device handlers from system ones */
|
1978 | b4608c04 | bellard | pf = ufds; |
1979 | 8a7ddc38 | bellard | for(ioh = first_io_handler; ioh != NULL; ioh = ioh->next) { |
1980 | 8a7ddc38 | bellard | if (!ioh->fd_can_read) {
|
1981 | 8a7ddc38 | bellard | max_size = 0;
|
1982 | c4b1fcc0 | bellard | pf->fd = ioh->fd; |
1983 | c4b1fcc0 | bellard | pf->events = POLLIN; |
1984 | c4b1fcc0 | bellard | ioh->ufd = pf; |
1985 | c4b1fcc0 | bellard | pf++; |
1986 | c4b1fcc0 | bellard | } else {
|
1987 | 8a7ddc38 | bellard | max_size = ioh->fd_can_read(ioh->opaque); |
1988 | 8a7ddc38 | bellard | if (max_size > 0) { |
1989 | 8a7ddc38 | bellard | if (max_size > sizeof(buf)) |
1990 | 8a7ddc38 | bellard | max_size = sizeof(buf);
|
1991 | 8a7ddc38 | bellard | pf->fd = ioh->fd; |
1992 | 8a7ddc38 | bellard | pf->events = POLLIN; |
1993 | 8a7ddc38 | bellard | ioh->ufd = pf; |
1994 | 8a7ddc38 | bellard | pf++; |
1995 | 8a7ddc38 | bellard | } else {
|
1996 | 8a7ddc38 | bellard | ioh->ufd = NULL;
|
1997 | 8a7ddc38 | bellard | } |
1998 | c4b1fcc0 | bellard | } |
1999 | c4b1fcc0 | bellard | ioh->max_size = max_size; |
2000 | b4608c04 | bellard | } |
2001 | 73332e5c | bellard | |
2002 | b4608c04 | bellard | ret = poll(ufds, pf - ufds, timeout); |
2003 | b4608c04 | bellard | if (ret > 0) { |
2004 | 8a7ddc38 | bellard | /* XXX: better handling of removal */
|
2005 | 8a7ddc38 | bellard | for(ioh = first_io_handler; ioh != NULL; ioh = ioh_next) { |
2006 | 8a7ddc38 | bellard | ioh_next = ioh->next; |
2007 | c4b1fcc0 | bellard | pf = ioh->ufd; |
2008 | c4b1fcc0 | bellard | if (pf) {
|
2009 | 8a7ddc38 | bellard | if (pf->revents & POLLIN) {
|
2010 | 8a7ddc38 | bellard | if (ioh->max_size == 0) { |
2011 | 8a7ddc38 | bellard | /* just a read event */
|
2012 | 8a7ddc38 | bellard | ioh->fd_read(ioh->opaque, NULL, 0); |
2013 | 8a7ddc38 | bellard | } else {
|
2014 | 8a7ddc38 | bellard | n = read(ioh->fd, buf, ioh->max_size); |
2015 | 8a7ddc38 | bellard | if (n >= 0) { |
2016 | 8a7ddc38 | bellard | ioh->fd_read(ioh->opaque, buf, n); |
2017 | 158156d1 | bellard | } else if (errno != EAGAIN) { |
2018 | 8a7ddc38 | bellard | ioh->fd_read(ioh->opaque, NULL, -errno);
|
2019 | 8a7ddc38 | bellard | } |
2020 | 8a7ddc38 | bellard | } |
2021 | b4608c04 | bellard | } |
2022 | b4608c04 | bellard | } |
2023 | b4608c04 | bellard | } |
2024 | b4608c04 | bellard | } |
2025 | c20709aa | bellard | |
2026 | c20709aa | bellard | #if defined(CONFIG_SLIRP)
|
2027 | c20709aa | bellard | /* XXX: merge with poll() */
|
2028 | c20709aa | bellard | if (slirp_inited) {
|
2029 | c20709aa | bellard | fd_set rfds, wfds, xfds; |
2030 | c20709aa | bellard | int nfds;
|
2031 | c20709aa | bellard | struct timeval tv;
|
2032 | c20709aa | bellard | |
2033 | c20709aa | bellard | nfds = -1;
|
2034 | c20709aa | bellard | FD_ZERO(&rfds); |
2035 | c20709aa | bellard | FD_ZERO(&wfds); |
2036 | c20709aa | bellard | FD_ZERO(&xfds); |
2037 | c20709aa | bellard | slirp_select_fill(&nfds, &rfds, &wfds, &xfds); |
2038 | c20709aa | bellard | tv.tv_sec = 0;
|
2039 | c20709aa | bellard | tv.tv_usec = 0;
|
2040 | c20709aa | bellard | ret = select(nfds + 1, &rfds, &wfds, &xfds, &tv);
|
2041 | c20709aa | bellard | if (ret >= 0) { |
2042 | c20709aa | bellard | slirp_select_poll(&rfds, &wfds, &xfds); |
2043 | c20709aa | bellard | } |
2044 | c20709aa | bellard | } |
2045 | c20709aa | bellard | #endif
|
2046 | c20709aa | bellard | |
2047 | 67b915a5 | bellard | #endif
|
2048 | b4608c04 | bellard | |
2049 | 8a7ddc38 | bellard | if (vm_running) {
|
2050 | 8a7ddc38 | bellard | qemu_run_timers(&active_timers[QEMU_TIMER_VIRTUAL], |
2051 | 8a7ddc38 | bellard | qemu_get_clock(vm_clock)); |
2052 | 8a7ddc38 | bellard | |
2053 | aaaa7df6 | bellard | if (audio_enabled) {
|
2054 | aaaa7df6 | bellard | /* XXX: add explicit timer */
|
2055 | aaaa7df6 | bellard | SB16_run(); |
2056 | aaaa7df6 | bellard | } |
2057 | 8a7ddc38 | bellard | |
2058 | 8a7ddc38 | bellard | /* run dma transfers, if any */
|
2059 | 8a7ddc38 | bellard | DMA_run(); |
2060 | b4608c04 | bellard | } |
2061 | 313aa567 | bellard | |
2062 | 8a7ddc38 | bellard | /* real time timers */
|
2063 | 8a7ddc38 | bellard | qemu_run_timers(&active_timers[QEMU_TIMER_REALTIME], |
2064 | 8a7ddc38 | bellard | qemu_get_clock(rt_clock)); |
2065 | b4608c04 | bellard | } |
2066 | 34865134 | bellard | cpu_disable_ticks(); |
2067 | 34865134 | bellard | return ret;
|
2068 | b4608c04 | bellard | } |
2069 | b4608c04 | bellard | |
2070 | 0824d6fc | bellard | void help(void) |
2071 | 0824d6fc | bellard | { |
2072 | aaaa7df6 | bellard | printf("QEMU PC emulator version " QEMU_VERSION ", Copyright (c) 2003-2004 Fabrice Bellard\n" |
2073 | 0db63474 | bellard | "usage: %s [options] [disk_image]\n"
|
2074 | 0824d6fc | bellard | "\n"
|
2075 | a20dd508 | bellard | "'disk_image' is a raw hard image image for IDE hard disk 0\n"
|
2076 | fc01f7e7 | bellard | "\n"
|
2077 | a20dd508 | bellard | "Standard options:\n"
|
2078 | c45886db | bellard | "-fda/-fdb file use 'file' as floppy disk 0/1 image\n"
|
2079 | 36b486bb | bellard | "-hda/-hdb file use 'file' as IDE hard disk 0/1 image\n"
|
2080 | 36b486bb | bellard | "-hdc/-hdd file use 'file' as IDE hard disk 2/3 image\n"
|
2081 | c4b1fcc0 | bellard | "-cdrom file use 'file' as IDE cdrom image (cdrom is ide1 master)\n"
|
2082 | 6e44ba7f | bellard | "-boot [a|b|c|d] boot on floppy (a, b), hard disk (c) or CD-ROM (d)\n"
|
2083 | a20dd508 | bellard | "-snapshot write to temporary files instead of disk image files\n"
|
2084 | a00bad7e | bellard | "-m megs set virtual RAM size to megs MB [default=%d]\n"
|
2085 | c4b1fcc0 | bellard | "-nographic disable graphical output and redirect serial I/Os to console\n"
|
2086 | aaaa7df6 | bellard | "-enable-audio enable audio support\n"
|
2087 | 89980284 | bellard | "-localtime set the real time clock to local time [default=utc]\n"
|
2088 | bb0c6722 | bellard | #ifdef TARGET_PPC
|
2089 | bb0c6722 | bellard | "-prep Simulate a PREP system (default is PowerMAC)\n"
|
2090 | e9b137c2 | bellard | "-g WxH[xDEPTH] Set the initial VGA graphic mode\n"
|
2091 | bb0c6722 | bellard | #endif
|
2092 | c4b1fcc0 | bellard | "\n"
|
2093 | c4b1fcc0 | bellard | "Network options:\n"
|
2094 | c20709aa | bellard | "-nics n simulate 'n' network cards [default=1]\n"
|
2095 | 702c651c | bellard | "-macaddr addr set the mac address of the first interface\n"
|
2096 | c20709aa | bellard | "-n script set tap/tun network init script [default=%s]\n"
|
2097 | c20709aa | bellard | "-tun-fd fd use this fd as already opened tap/tun interface\n"
|
2098 | c20709aa | bellard | #ifdef CONFIG_SLIRP
|
2099 | c20709aa | bellard | "-user-net use user mode network stack [default if no tap/tun script]\n"
|
2100 | c20709aa | bellard | #endif
|
2101 | c20709aa | bellard | "-dummy-net use dummy network stack\n"
|
2102 | a20dd508 | bellard | "\n"
|
2103 | c4b1fcc0 | bellard | "Linux boot specific:\n"
|
2104 | a20dd508 | bellard | "-kernel bzImage use 'bzImage' as kernel image\n"
|
2105 | a20dd508 | bellard | "-append cmdline use 'cmdline' as kernel command line\n"
|
2106 | a20dd508 | bellard | "-initrd file use 'file' as initial ram disk\n"
|
2107 | fc01f7e7 | bellard | "\n"
|
2108 | 330d0414 | bellard | "Debug/Expert options:\n"
|
2109 | cd6f1169 | bellard | "-S freeze CPU at startup (use 'c' to start execution)\n"
|
2110 | a20dd508 | bellard | "-s wait gdb connection to port %d\n"
|
2111 | a20dd508 | bellard | "-p port change gdb connection port\n"
|
2112 | f193c797 | bellard | "-d item1,... output log to %s (use -d ? for a list of log items)\n"
|
2113 | a20dd508 | bellard | "-hdachs c,h,s force hard disk 0 geometry (usually qemu can guess it)\n"
|
2114 | a20dd508 | bellard | "-L path set the directory for the BIOS and VGA BIOS\n"
|
2115 | 77fef8c1 | bellard | #ifdef USE_CODE_COPY
|
2116 | 77fef8c1 | bellard | "-no-code-copy disable code copy acceleration\n"
|
2117 | 77fef8c1 | bellard | #endif
|
2118 | bb0c6722 | bellard | #ifdef TARGET_I386
|
2119 | bb0c6722 | bellard | "-isa simulate an ISA-only system (default is PCI system)\n"
|
2120 | 1bfe856e | bellard | "-std-vga simulate a standard VGA card with VESA Bochs Extensions\n"
|
2121 | 1bfe856e | bellard | " (default is CL-GD5446 PCI VGA)\n"
|
2122 | bb0c6722 | bellard | #endif
|
2123 | 0824d6fc | bellard | "\n"
|
2124 | f1510b2c | bellard | "During emulation, use C-a h to get terminal commands:\n",
|
2125 | 0db63474 | bellard | #ifdef CONFIG_SOFTMMU
|
2126 | 0db63474 | bellard | "qemu",
|
2127 | 0db63474 | bellard | #else
|
2128 | 0db63474 | bellard | "qemu-fast",
|
2129 | 0db63474 | bellard | #endif
|
2130 | a00bad7e | bellard | DEFAULT_RAM_SIZE, |
2131 | a00bad7e | bellard | DEFAULT_NETWORK_SCRIPT, |
2132 | 6e44ba7f | bellard | DEFAULT_GDBSTUB_PORT, |
2133 | 6e44ba7f | bellard | "/tmp/qemu.log");
|
2134 | 0824d6fc | bellard | term_print_help(); |
2135 | 0db63474 | bellard | #ifndef CONFIG_SOFTMMU
|
2136 | 0db63474 | bellard | printf("\n"
|
2137 | 0db63474 | bellard | "NOTE: this version of QEMU is faster but it needs slightly patched OSes to\n"
|
2138 | 0db63474 | bellard | "work. Please use the 'qemu' executable to have a more accurate (but slower)\n"
|
2139 | 0db63474 | bellard | "PC emulation.\n");
|
2140 | 0db63474 | bellard | #endif
|
2141 | 0824d6fc | bellard | exit(1);
|
2142 | 0824d6fc | bellard | } |
2143 | 0824d6fc | bellard | |
2144 | cd6f1169 | bellard | #define HAS_ARG 0x0001 |
2145 | cd6f1169 | bellard | |
2146 | cd6f1169 | bellard | enum {
|
2147 | cd6f1169 | bellard | QEMU_OPTION_h, |
2148 | cd6f1169 | bellard | |
2149 | cd6f1169 | bellard | QEMU_OPTION_fda, |
2150 | cd6f1169 | bellard | QEMU_OPTION_fdb, |
2151 | cd6f1169 | bellard | QEMU_OPTION_hda, |
2152 | cd6f1169 | bellard | QEMU_OPTION_hdb, |
2153 | cd6f1169 | bellard | QEMU_OPTION_hdc, |
2154 | cd6f1169 | bellard | QEMU_OPTION_hdd, |
2155 | cd6f1169 | bellard | QEMU_OPTION_cdrom, |
2156 | cd6f1169 | bellard | QEMU_OPTION_boot, |
2157 | cd6f1169 | bellard | QEMU_OPTION_snapshot, |
2158 | cd6f1169 | bellard | QEMU_OPTION_m, |
2159 | cd6f1169 | bellard | QEMU_OPTION_nographic, |
2160 | cd6f1169 | bellard | QEMU_OPTION_enable_audio, |
2161 | cd6f1169 | bellard | |
2162 | cd6f1169 | bellard | QEMU_OPTION_nics, |
2163 | cd6f1169 | bellard | QEMU_OPTION_macaddr, |
2164 | cd6f1169 | bellard | QEMU_OPTION_n, |
2165 | cd6f1169 | bellard | QEMU_OPTION_tun_fd, |
2166 | cd6f1169 | bellard | QEMU_OPTION_user_net, |
2167 | cd6f1169 | bellard | QEMU_OPTION_dummy_net, |
2168 | cd6f1169 | bellard | |
2169 | cd6f1169 | bellard | QEMU_OPTION_kernel, |
2170 | cd6f1169 | bellard | QEMU_OPTION_append, |
2171 | cd6f1169 | bellard | QEMU_OPTION_initrd, |
2172 | cd6f1169 | bellard | |
2173 | cd6f1169 | bellard | QEMU_OPTION_S, |
2174 | cd6f1169 | bellard | QEMU_OPTION_s, |
2175 | cd6f1169 | bellard | QEMU_OPTION_p, |
2176 | cd6f1169 | bellard | QEMU_OPTION_d, |
2177 | cd6f1169 | bellard | QEMU_OPTION_hdachs, |
2178 | cd6f1169 | bellard | QEMU_OPTION_L, |
2179 | cd6f1169 | bellard | QEMU_OPTION_no_code_copy, |
2180 | 69b91039 | bellard | QEMU_OPTION_pci, |
2181 | bb0c6722 | bellard | QEMU_OPTION_isa, |
2182 | 77d4bc34 | bellard | QEMU_OPTION_prep, |
2183 | ee22c2f7 | bellard | QEMU_OPTION_localtime, |
2184 | 1f04275e | bellard | QEMU_OPTION_cirrusvga, |
2185 | e9b137c2 | bellard | QEMU_OPTION_g, |
2186 | 1bfe856e | bellard | QEMU_OPTION_std_vga, |
2187 | cd6f1169 | bellard | }; |
2188 | cd6f1169 | bellard | |
2189 | cd6f1169 | bellard | typedef struct QEMUOption { |
2190 | cd6f1169 | bellard | const char *name; |
2191 | cd6f1169 | bellard | int flags;
|
2192 | cd6f1169 | bellard | int index;
|
2193 | cd6f1169 | bellard | } QEMUOption; |
2194 | cd6f1169 | bellard | |
2195 | cd6f1169 | bellard | const QEMUOption qemu_options[] = {
|
2196 | cd6f1169 | bellard | { "h", 0, QEMU_OPTION_h }, |
2197 | cd6f1169 | bellard | |
2198 | cd6f1169 | bellard | { "fda", HAS_ARG, QEMU_OPTION_fda },
|
2199 | cd6f1169 | bellard | { "fdb", HAS_ARG, QEMU_OPTION_fdb },
|
2200 | cd6f1169 | bellard | { "hda", HAS_ARG, QEMU_OPTION_hda },
|
2201 | cd6f1169 | bellard | { "hdb", HAS_ARG, QEMU_OPTION_hdb },
|
2202 | cd6f1169 | bellard | { "hdc", HAS_ARG, QEMU_OPTION_hdc },
|
2203 | cd6f1169 | bellard | { "hdd", HAS_ARG, QEMU_OPTION_hdd },
|
2204 | cd6f1169 | bellard | { "cdrom", HAS_ARG, QEMU_OPTION_cdrom },
|
2205 | cd6f1169 | bellard | { "boot", HAS_ARG, QEMU_OPTION_boot },
|
2206 | cd6f1169 | bellard | { "snapshot", 0, QEMU_OPTION_snapshot }, |
2207 | cd6f1169 | bellard | { "m", HAS_ARG, QEMU_OPTION_m },
|
2208 | cd6f1169 | bellard | { "nographic", 0, QEMU_OPTION_nographic }, |
2209 | cd6f1169 | bellard | { "enable-audio", 0, QEMU_OPTION_enable_audio }, |
2210 | cd6f1169 | bellard | |
2211 | cd6f1169 | bellard | { "nics", HAS_ARG, QEMU_OPTION_nics},
|
2212 | cd6f1169 | bellard | { "macaddr", HAS_ARG, QEMU_OPTION_macaddr},
|
2213 | 69b91039 | bellard | { "n", HAS_ARG, QEMU_OPTION_n },
|
2214 | cd6f1169 | bellard | { "tun-fd", HAS_ARG, QEMU_OPTION_tun_fd },
|
2215 | 158156d1 | bellard | #ifdef CONFIG_SLIRP
|
2216 | cd6f1169 | bellard | { "user-net", 0, QEMU_OPTION_user_net }, |
2217 | 158156d1 | bellard | #endif
|
2218 | cd6f1169 | bellard | { "dummy-net", 0, QEMU_OPTION_dummy_net }, |
2219 | cd6f1169 | bellard | |
2220 | cd6f1169 | bellard | { "kernel", HAS_ARG, QEMU_OPTION_kernel },
|
2221 | cd6f1169 | bellard | { "append", HAS_ARG, QEMU_OPTION_append },
|
2222 | cd6f1169 | bellard | { "initrd", HAS_ARG, QEMU_OPTION_initrd },
|
2223 | cd6f1169 | bellard | |
2224 | cd6f1169 | bellard | { "S", 0, QEMU_OPTION_S }, |
2225 | cd6f1169 | bellard | { "s", 0, QEMU_OPTION_s }, |
2226 | cd6f1169 | bellard | { "p", HAS_ARG, QEMU_OPTION_p },
|
2227 | cd6f1169 | bellard | { "d", HAS_ARG, QEMU_OPTION_d },
|
2228 | cd6f1169 | bellard | { "hdachs", HAS_ARG, QEMU_OPTION_hdachs },
|
2229 | cd6f1169 | bellard | { "L", HAS_ARG, QEMU_OPTION_L },
|
2230 | cd6f1169 | bellard | { "no-code-copy", 0, QEMU_OPTION_no_code_copy }, |
2231 | 77d4bc34 | bellard | #ifdef TARGET_PPC
|
2232 | 77d4bc34 | bellard | { "prep", 0, QEMU_OPTION_prep }, |
2233 | e9b137c2 | bellard | { "g", 1, QEMU_OPTION_g }, |
2234 | 77d4bc34 | bellard | #endif
|
2235 | ee22c2f7 | bellard | { "localtime", 0, QEMU_OPTION_localtime }, |
2236 | bb0c6722 | bellard | { "isa", 0, QEMU_OPTION_isa }, |
2237 | 1bfe856e | bellard | { "std-vga", 0, QEMU_OPTION_std_vga }, |
2238 | 1f04275e | bellard | |
2239 | 1f04275e | bellard | /* temporary options */
|
2240 | 1f04275e | bellard | { "pci", 0, QEMU_OPTION_pci }, |
2241 | 1f04275e | bellard | { "cirrusvga", 0, QEMU_OPTION_cirrusvga }, |
2242 | cd6f1169 | bellard | { NULL },
|
2243 | fc01f7e7 | bellard | }; |
2244 | fc01f7e7 | bellard | |
2245 | 77fef8c1 | bellard | #if defined (TARGET_I386) && defined(USE_CODE_COPY)
|
2246 | 77fef8c1 | bellard | |
2247 | 77fef8c1 | bellard | /* this stack is only used during signal handling */
|
2248 | 77fef8c1 | bellard | #define SIGNAL_STACK_SIZE 32768 |
2249 | 77fef8c1 | bellard | |
2250 | 77fef8c1 | bellard | static uint8_t *signal_stack;
|
2251 | 77fef8c1 | bellard | |
2252 | 77fef8c1 | bellard | #endif
|
2253 | 77fef8c1 | bellard | |
2254 | c20709aa | bellard | #define NET_IF_TUN 0 |
2255 | c20709aa | bellard | #define NET_IF_USER 1 |
2256 | c20709aa | bellard | #define NET_IF_DUMMY 2 |
2257 | c20709aa | bellard | |
2258 | 0824d6fc | bellard | int main(int argc, char **argv) |
2259 | 0824d6fc | bellard | { |
2260 | 67b915a5 | bellard | #ifdef CONFIG_GDBSTUB
|
2261 | 67b915a5 | bellard | int use_gdbstub, gdbstub_port;
|
2262 | 67b915a5 | bellard | #endif
|
2263 | cd6f1169 | bellard | int i, has_cdrom;
|
2264 | 1ccde1cb | bellard | int snapshot, linux_boot;
|
2265 | c45886db | bellard | CPUState *env; |
2266 | 7f7f9873 | bellard | const char *initrd_filename; |
2267 | c45886db | bellard | const char *hd_filename[MAX_DISKS], *fd_filename[MAX_FD]; |
2268 | a20dd508 | bellard | const char *kernel_filename, *kernel_cmdline; |
2269 | 313aa567 | bellard | DisplayState *ds = &display_state; |
2270 | c4b1fcc0 | bellard | int cyls, heads, secs;
|
2271 | a541f297 | bellard | int start_emulation = 1; |
2272 | 702c651c | bellard | uint8_t macaddr[6];
|
2273 | c20709aa | bellard | int net_if_type, nb_tun_fds, tun_fds[MAX_NICS];
|
2274 | cd6f1169 | bellard | int optind;
|
2275 | cd6f1169 | bellard | const char *r, *optarg; |
2276 | cd6f1169 | bellard | |
2277 | 67b915a5 | bellard | #if !defined(CONFIG_SOFTMMU)
|
2278 | 0824d6fc | bellard | /* we never want that malloc() uses mmap() */
|
2279 | 0824d6fc | bellard | mallopt(M_MMAP_THRESHOLD, 4096 * 1024); |
2280 | 67b915a5 | bellard | #endif
|
2281 | fc01f7e7 | bellard | initrd_filename = NULL;
|
2282 | c45886db | bellard | for(i = 0; i < MAX_FD; i++) |
2283 | c45886db | bellard | fd_filename[i] = NULL;
|
2284 | fc01f7e7 | bellard | for(i = 0; i < MAX_DISKS; i++) |
2285 | fc01f7e7 | bellard | hd_filename[i] = NULL;
|
2286 | a00bad7e | bellard | ram_size = DEFAULT_RAM_SIZE * 1024 * 1024; |
2287 | 313aa567 | bellard | vga_ram_size = VGA_RAM_SIZE; |
2288 | 0ced6589 | bellard | bios_size = BIOS_SIZE; |
2289 | f1510b2c | bellard | pstrcpy(network_script, sizeof(network_script), DEFAULT_NETWORK_SCRIPT);
|
2290 | 67b915a5 | bellard | #ifdef CONFIG_GDBSTUB
|
2291 | b4608c04 | bellard | use_gdbstub = 0;
|
2292 | b4608c04 | bellard | gdbstub_port = DEFAULT_GDBSTUB_PORT; |
2293 | 67b915a5 | bellard | #endif
|
2294 | 33e3963e | bellard | snapshot = 0;
|
2295 | a20dd508 | bellard | nographic = 0;
|
2296 | a20dd508 | bellard | kernel_filename = NULL;
|
2297 | a20dd508 | bellard | kernel_cmdline = "";
|
2298 | c4b1fcc0 | bellard | has_cdrom = 1;
|
2299 | c4b1fcc0 | bellard | cyls = heads = secs = 0;
|
2300 | c4b1fcc0 | bellard | |
2301 | c20709aa | bellard | nb_tun_fds = 0;
|
2302 | c20709aa | bellard | net_if_type = -1;
|
2303 | c4b1fcc0 | bellard | nb_nics = 1;
|
2304 | 702c651c | bellard | /* default mac address of the first network interface */
|
2305 | 702c651c | bellard | macaddr[0] = 0x52; |
2306 | 702c651c | bellard | macaddr[1] = 0x54; |
2307 | 702c651c | bellard | macaddr[2] = 0x00; |
2308 | 702c651c | bellard | macaddr[3] = 0x12; |
2309 | 702c651c | bellard | macaddr[4] = 0x34; |
2310 | 702c651c | bellard | macaddr[5] = 0x56; |
2311 | c20709aa | bellard | |
2312 | cd6f1169 | bellard | optind = 1;
|
2313 | 0824d6fc | bellard | for(;;) {
|
2314 | cd6f1169 | bellard | if (optind >= argc)
|
2315 | 0824d6fc | bellard | break;
|
2316 | cd6f1169 | bellard | r = argv[optind]; |
2317 | cd6f1169 | bellard | if (r[0] != '-') { |
2318 | cd6f1169 | bellard | hd_filename[0] = argv[optind++];
|
2319 | cd6f1169 | bellard | } else {
|
2320 | cd6f1169 | bellard | const QEMUOption *popt;
|
2321 | cd6f1169 | bellard | |
2322 | cd6f1169 | bellard | optind++; |
2323 | cd6f1169 | bellard | popt = qemu_options; |
2324 | cd6f1169 | bellard | for(;;) {
|
2325 | cd6f1169 | bellard | if (!popt->name) {
|
2326 | cd6f1169 | bellard | fprintf(stderr, "%s: invalid option -- '%s'\n",
|
2327 | cd6f1169 | bellard | argv[0], r);
|
2328 | cd6f1169 | bellard | exit(1);
|
2329 | cd6f1169 | bellard | } |
2330 | cd6f1169 | bellard | if (!strcmp(popt->name, r + 1)) |
2331 | cd6f1169 | bellard | break;
|
2332 | cd6f1169 | bellard | popt++; |
2333 | cd6f1169 | bellard | } |
2334 | cd6f1169 | bellard | if (popt->flags & HAS_ARG) {
|
2335 | cd6f1169 | bellard | if (optind >= argc) {
|
2336 | cd6f1169 | bellard | fprintf(stderr, "%s: option '%s' requires an argument\n",
|
2337 | cd6f1169 | bellard | argv[0], r);
|
2338 | cd6f1169 | bellard | exit(1);
|
2339 | cd6f1169 | bellard | } |
2340 | cd6f1169 | bellard | optarg = argv[optind++]; |
2341 | cd6f1169 | bellard | } else {
|
2342 | cd6f1169 | bellard | optarg = NULL;
|
2343 | cd6f1169 | bellard | } |
2344 | cd6f1169 | bellard | |
2345 | cd6f1169 | bellard | switch(popt->index) {
|
2346 | cd6f1169 | bellard | case QEMU_OPTION_initrd:
|
2347 | fc01f7e7 | bellard | initrd_filename = optarg; |
2348 | fc01f7e7 | bellard | break;
|
2349 | cd6f1169 | bellard | case QEMU_OPTION_hda:
|
2350 | fc01f7e7 | bellard | hd_filename[0] = optarg;
|
2351 | fc01f7e7 | bellard | break;
|
2352 | cd6f1169 | bellard | case QEMU_OPTION_hdb:
|
2353 | fc01f7e7 | bellard | hd_filename[1] = optarg;
|
2354 | fc01f7e7 | bellard | break;
|
2355 | cd6f1169 | bellard | case QEMU_OPTION_snapshot:
|
2356 | 33e3963e | bellard | snapshot = 1;
|
2357 | 33e3963e | bellard | break;
|
2358 | cd6f1169 | bellard | case QEMU_OPTION_hdachs:
|
2359 | 330d0414 | bellard | { |
2360 | 330d0414 | bellard | const char *p; |
2361 | 330d0414 | bellard | p = optarg; |
2362 | 330d0414 | bellard | cyls = strtol(p, (char **)&p, 0); |
2363 | 330d0414 | bellard | if (*p != ',') |
2364 | 330d0414 | bellard | goto chs_fail;
|
2365 | 330d0414 | bellard | p++; |
2366 | 330d0414 | bellard | heads = strtol(p, (char **)&p, 0); |
2367 | 330d0414 | bellard | if (*p != ',') |
2368 | 330d0414 | bellard | goto chs_fail;
|
2369 | 330d0414 | bellard | p++; |
2370 | 330d0414 | bellard | secs = strtol(p, (char **)&p, 0); |
2371 | c4b1fcc0 | bellard | if (*p != '\0') { |
2372 | c4b1fcc0 | bellard | chs_fail:
|
2373 | c4b1fcc0 | bellard | cyls = 0;
|
2374 | c4b1fcc0 | bellard | } |
2375 | 330d0414 | bellard | } |
2376 | 330d0414 | bellard | break;
|
2377 | cd6f1169 | bellard | case QEMU_OPTION_nographic:
|
2378 | a20dd508 | bellard | nographic = 1;
|
2379 | a20dd508 | bellard | break;
|
2380 | cd6f1169 | bellard | case QEMU_OPTION_kernel:
|
2381 | a20dd508 | bellard | kernel_filename = optarg; |
2382 | a20dd508 | bellard | break;
|
2383 | cd6f1169 | bellard | case QEMU_OPTION_append:
|
2384 | a20dd508 | bellard | kernel_cmdline = optarg; |
2385 | 313aa567 | bellard | break;
|
2386 | cd6f1169 | bellard | case QEMU_OPTION_tun_fd:
|
2387 | c4b1fcc0 | bellard | { |
2388 | c4b1fcc0 | bellard | const char *p; |
2389 | c4b1fcc0 | bellard | int fd;
|
2390 | d6b86f4d | bellard | net_if_type = NET_IF_TUN; |
2391 | c20709aa | bellard | if (nb_tun_fds < MAX_NICS) {
|
2392 | c20709aa | bellard | fd = strtol(optarg, (char **)&p, 0); |
2393 | c20709aa | bellard | if (*p != '\0') { |
2394 | c20709aa | bellard | fprintf(stderr, "qemu: invalid fd for network interface %d\n", nb_tun_fds);
|
2395 | c4b1fcc0 | bellard | exit(1);
|
2396 | c4b1fcc0 | bellard | } |
2397 | c20709aa | bellard | tun_fds[nb_tun_fds++] = fd; |
2398 | c4b1fcc0 | bellard | } |
2399 | c4b1fcc0 | bellard | } |
2400 | 42f1e0e4 | bellard | break;
|
2401 | cd6f1169 | bellard | case QEMU_OPTION_hdc:
|
2402 | 36b486bb | bellard | hd_filename[2] = optarg;
|
2403 | c4b1fcc0 | bellard | has_cdrom = 0;
|
2404 | 36b486bb | bellard | break;
|
2405 | cd6f1169 | bellard | case QEMU_OPTION_hdd:
|
2406 | 36b486bb | bellard | hd_filename[3] = optarg;
|
2407 | 36b486bb | bellard | break;
|
2408 | cd6f1169 | bellard | case QEMU_OPTION_cdrom:
|
2409 | 36b486bb | bellard | hd_filename[2] = optarg;
|
2410 | c4b1fcc0 | bellard | has_cdrom = 1;
|
2411 | 36b486bb | bellard | break;
|
2412 | cd6f1169 | bellard | case QEMU_OPTION_boot:
|
2413 | 36b486bb | bellard | boot_device = optarg[0];
|
2414 | c45886db | bellard | if (boot_device != 'a' && boot_device != 'b' && |
2415 | c45886db | bellard | boot_device != 'c' && boot_device != 'd') { |
2416 | 36b486bb | bellard | fprintf(stderr, "qemu: invalid boot device '%c'\n", boot_device);
|
2417 | 36b486bb | bellard | exit(1);
|
2418 | 36b486bb | bellard | } |
2419 | 36b486bb | bellard | break;
|
2420 | cd6f1169 | bellard | case QEMU_OPTION_fda:
|
2421 | c45886db | bellard | fd_filename[0] = optarg;
|
2422 | c45886db | bellard | break;
|
2423 | cd6f1169 | bellard | case QEMU_OPTION_fdb:
|
2424 | c45886db | bellard | fd_filename[1] = optarg;
|
2425 | c45886db | bellard | break;
|
2426 | cd6f1169 | bellard | case QEMU_OPTION_no_code_copy:
|
2427 | 77fef8c1 | bellard | code_copy_enabled = 0;
|
2428 | 77fef8c1 | bellard | break;
|
2429 | cd6f1169 | bellard | case QEMU_OPTION_nics:
|
2430 | c4b1fcc0 | bellard | nb_nics = atoi(optarg); |
2431 | 3a1bc175 | bellard | if (nb_nics < 0 || nb_nics > MAX_NICS) { |
2432 | c4b1fcc0 | bellard | fprintf(stderr, "qemu: invalid number of network interfaces\n");
|
2433 | c4b1fcc0 | bellard | exit(1);
|
2434 | c4b1fcc0 | bellard | } |
2435 | c4b1fcc0 | bellard | break;
|
2436 | cd6f1169 | bellard | case QEMU_OPTION_macaddr:
|
2437 | 702c651c | bellard | { |
2438 | 702c651c | bellard | const char *p; |
2439 | 702c651c | bellard | int i;
|
2440 | 702c651c | bellard | p = optarg; |
2441 | 702c651c | bellard | for(i = 0; i < 6; i++) { |
2442 | 702c651c | bellard | macaddr[i] = strtol(p, (char **)&p, 16); |
2443 | 702c651c | bellard | if (i == 5) { |
2444 | 702c651c | bellard | if (*p != '\0') |
2445 | 702c651c | bellard | goto macaddr_error;
|
2446 | 702c651c | bellard | } else {
|
2447 | 702c651c | bellard | if (*p != ':') { |
2448 | 702c651c | bellard | macaddr_error:
|
2449 | 702c651c | bellard | fprintf(stderr, "qemu: invalid syntax for ethernet address\n");
|
2450 | 702c651c | bellard | exit(1);
|
2451 | 702c651c | bellard | } |
2452 | 702c651c | bellard | p++; |
2453 | 702c651c | bellard | } |
2454 | 702c651c | bellard | } |
2455 | 702c651c | bellard | } |
2456 | 702c651c | bellard | break;
|
2457 | cd6f1169 | bellard | case QEMU_OPTION_user_net:
|
2458 | c20709aa | bellard | net_if_type = NET_IF_USER; |
2459 | c20709aa | bellard | break;
|
2460 | cd6f1169 | bellard | case QEMU_OPTION_dummy_net:
|
2461 | c20709aa | bellard | net_if_type = NET_IF_DUMMY; |
2462 | c20709aa | bellard | break;
|
2463 | cd6f1169 | bellard | case QEMU_OPTION_enable_audio:
|
2464 | aaaa7df6 | bellard | audio_enabled = 1;
|
2465 | aaaa7df6 | bellard | break;
|
2466 | cd6f1169 | bellard | case QEMU_OPTION_h:
|
2467 | 0824d6fc | bellard | help(); |
2468 | cd6f1169 | bellard | break;
|
2469 | cd6f1169 | bellard | case QEMU_OPTION_m:
|
2470 | cd6f1169 | bellard | ram_size = atoi(optarg) * 1024 * 1024; |
2471 | cd6f1169 | bellard | if (ram_size <= 0) |
2472 | cd6f1169 | bellard | help(); |
2473 | cd6f1169 | bellard | if (ram_size > PHYS_RAM_MAX_SIZE) {
|
2474 | cd6f1169 | bellard | fprintf(stderr, "qemu: at most %d MB RAM can be simulated\n",
|
2475 | cd6f1169 | bellard | PHYS_RAM_MAX_SIZE / (1024 * 1024)); |
2476 | cd6f1169 | bellard | exit(1);
|
2477 | cd6f1169 | bellard | } |
2478 | cd6f1169 | bellard | break;
|
2479 | cd6f1169 | bellard | case QEMU_OPTION_d:
|
2480 | cd6f1169 | bellard | { |
2481 | cd6f1169 | bellard | int mask;
|
2482 | cd6f1169 | bellard | CPULogItem *item; |
2483 | cd6f1169 | bellard | |
2484 | cd6f1169 | bellard | mask = cpu_str_to_log_mask(optarg); |
2485 | cd6f1169 | bellard | if (!mask) {
|
2486 | cd6f1169 | bellard | printf("Log items (comma separated):\n");
|
2487 | f193c797 | bellard | for(item = cpu_log_items; item->mask != 0; item++) { |
2488 | f193c797 | bellard | printf("%-10s %s\n", item->name, item->help);
|
2489 | f193c797 | bellard | } |
2490 | f193c797 | bellard | exit(1);
|
2491 | cd6f1169 | bellard | } |
2492 | cd6f1169 | bellard | cpu_set_log(mask); |
2493 | f193c797 | bellard | } |
2494 | cd6f1169 | bellard | break;
|
2495 | cd6f1169 | bellard | case QEMU_OPTION_n:
|
2496 | cd6f1169 | bellard | pstrcpy(network_script, sizeof(network_script), optarg);
|
2497 | cd6f1169 | bellard | break;
|
2498 | 67b915a5 | bellard | #ifdef CONFIG_GDBSTUB
|
2499 | cd6f1169 | bellard | case QEMU_OPTION_s:
|
2500 | cd6f1169 | bellard | use_gdbstub = 1;
|
2501 | cd6f1169 | bellard | break;
|
2502 | cd6f1169 | bellard | case QEMU_OPTION_p:
|
2503 | cd6f1169 | bellard | gdbstub_port = atoi(optarg); |
2504 | cd6f1169 | bellard | break;
|
2505 | 67b915a5 | bellard | #endif
|
2506 | cd6f1169 | bellard | case QEMU_OPTION_L:
|
2507 | cd6f1169 | bellard | bios_dir = optarg; |
2508 | cd6f1169 | bellard | break;
|
2509 | cd6f1169 | bellard | case QEMU_OPTION_S:
|
2510 | cd6f1169 | bellard | start_emulation = 0;
|
2511 | cd6f1169 | bellard | break;
|
2512 | 69b91039 | bellard | case QEMU_OPTION_pci:
|
2513 | 69b91039 | bellard | pci_enabled = 1;
|
2514 | 69b91039 | bellard | break;
|
2515 | bb0c6722 | bellard | case QEMU_OPTION_isa:
|
2516 | bb0c6722 | bellard | pci_enabled = 0;
|
2517 | bb0c6722 | bellard | break;
|
2518 | 77d4bc34 | bellard | case QEMU_OPTION_prep:
|
2519 | 77d4bc34 | bellard | prep_enabled = 1;
|
2520 | 77d4bc34 | bellard | break;
|
2521 | ee22c2f7 | bellard | case QEMU_OPTION_localtime:
|
2522 | ee22c2f7 | bellard | rtc_utc = 0;
|
2523 | ee22c2f7 | bellard | break;
|
2524 | 1f04275e | bellard | case QEMU_OPTION_cirrusvga:
|
2525 | 1f04275e | bellard | cirrus_vga_enabled = 1;
|
2526 | 1f04275e | bellard | break;
|
2527 | 1bfe856e | bellard | case QEMU_OPTION_std_vga:
|
2528 | 1bfe856e | bellard | cirrus_vga_enabled = 0;
|
2529 | 1bfe856e | bellard | break;
|
2530 | e9b137c2 | bellard | case QEMU_OPTION_g:
|
2531 | e9b137c2 | bellard | { |
2532 | e9b137c2 | bellard | const char *p; |
2533 | e9b137c2 | bellard | int w, h, depth;
|
2534 | e9b137c2 | bellard | p = optarg; |
2535 | e9b137c2 | bellard | w = strtol(p, (char **)&p, 10); |
2536 | e9b137c2 | bellard | if (w <= 0) { |
2537 | e9b137c2 | bellard | graphic_error:
|
2538 | e9b137c2 | bellard | fprintf(stderr, "qemu: invalid resolution or depth\n");
|
2539 | e9b137c2 | bellard | exit(1);
|
2540 | e9b137c2 | bellard | } |
2541 | e9b137c2 | bellard | if (*p != 'x') |
2542 | e9b137c2 | bellard | goto graphic_error;
|
2543 | e9b137c2 | bellard | p++; |
2544 | e9b137c2 | bellard | h = strtol(p, (char **)&p, 10); |
2545 | e9b137c2 | bellard | if (h <= 0) |
2546 | e9b137c2 | bellard | goto graphic_error;
|
2547 | e9b137c2 | bellard | if (*p == 'x') { |
2548 | e9b137c2 | bellard | p++; |
2549 | e9b137c2 | bellard | depth = strtol(p, (char **)&p, 10); |
2550 | e9b137c2 | bellard | if (depth != 8 && depth != 15 && depth != 16 && |
2551 | e9b137c2 | bellard | depth != 24 && depth != 32) |
2552 | e9b137c2 | bellard | goto graphic_error;
|
2553 | e9b137c2 | bellard | } else if (*p == '\0') { |
2554 | e9b137c2 | bellard | depth = graphic_depth; |
2555 | e9b137c2 | bellard | } else {
|
2556 | e9b137c2 | bellard | goto graphic_error;
|
2557 | e9b137c2 | bellard | } |
2558 | e9b137c2 | bellard | |
2559 | e9b137c2 | bellard | graphic_width = w; |
2560 | e9b137c2 | bellard | graphic_height = h; |
2561 | e9b137c2 | bellard | graphic_depth = depth; |
2562 | e9b137c2 | bellard | } |
2563 | e9b137c2 | bellard | break;
|
2564 | cd6f1169 | bellard | } |
2565 | 0824d6fc | bellard | } |
2566 | 0824d6fc | bellard | } |
2567 | 330d0414 | bellard | |
2568 | a20dd508 | bellard | linux_boot = (kernel_filename != NULL);
|
2569 | 330d0414 | bellard | |
2570 | c45886db | bellard | if (!linux_boot && hd_filename[0] == '\0' && hd_filename[2] == '\0' && |
2571 | c45886db | bellard | fd_filename[0] == '\0') |
2572 | 0824d6fc | bellard | help(); |
2573 | 8f2b1fb0 | bellard | |
2574 | 8f2b1fb0 | bellard | /* boot to cd by default if no hard disk */
|
2575 | d0309311 | bellard | if (hd_filename[0] == '\0' && boot_device == 'c') { |
2576 | d0309311 | bellard | if (fd_filename[0] != '\0') |
2577 | d0309311 | bellard | boot_device = 'a';
|
2578 | d0309311 | bellard | else
|
2579 | d0309311 | bellard | boot_device = 'd';
|
2580 | d0309311 | bellard | } |
2581 | 0824d6fc | bellard | |
2582 | dc887a4d | bellard | #if !defined(CONFIG_SOFTMMU)
|
2583 | dc887a4d | bellard | /* must avoid mmap() usage of glibc by setting a buffer "by hand" */
|
2584 | dc887a4d | bellard | { |
2585 | dc887a4d | bellard | static uint8_t stdout_buf[4096]; |
2586 | dc887a4d | bellard | setvbuf(stdout, stdout_buf, _IOLBF, sizeof(stdout_buf));
|
2587 | dc887a4d | bellard | } |
2588 | dc887a4d | bellard | #else
|
2589 | b118d61e | bellard | setvbuf(stdout, NULL, _IOLBF, 0); |
2590 | dc887a4d | bellard | #endif
|
2591 | 0824d6fc | bellard | |
2592 | c4b1fcc0 | bellard | /* init host network redirectors */
|
2593 | c20709aa | bellard | if (net_if_type == -1) { |
2594 | c20709aa | bellard | net_if_type = NET_IF_TUN; |
2595 | c20709aa | bellard | #if defined(CONFIG_SLIRP)
|
2596 | c20709aa | bellard | if (access(network_script, R_OK) < 0) { |
2597 | c20709aa | bellard | net_if_type = NET_IF_USER; |
2598 | c20709aa | bellard | } |
2599 | c20709aa | bellard | #endif
|
2600 | c20709aa | bellard | } |
2601 | c20709aa | bellard | |
2602 | c20709aa | bellard | for(i = 0; i < nb_nics; i++) { |
2603 | 702c651c | bellard | NetDriverState *nd = &nd_table[i]; |
2604 | c20709aa | bellard | nd->index = i; |
2605 | 702c651c | bellard | /* init virtual mac address */
|
2606 | 702c651c | bellard | nd->macaddr[0] = macaddr[0]; |
2607 | 702c651c | bellard | nd->macaddr[1] = macaddr[1]; |
2608 | 702c651c | bellard | nd->macaddr[2] = macaddr[2]; |
2609 | 702c651c | bellard | nd->macaddr[3] = macaddr[3]; |
2610 | 702c651c | bellard | nd->macaddr[4] = macaddr[4]; |
2611 | 702c651c | bellard | nd->macaddr[5] = macaddr[5] + i; |
2612 | c20709aa | bellard | switch(net_if_type) {
|
2613 | c20709aa | bellard | #if defined(CONFIG_SLIRP)
|
2614 | c20709aa | bellard | case NET_IF_USER:
|
2615 | c20709aa | bellard | net_slirp_init(nd); |
2616 | c20709aa | bellard | break;
|
2617 | c20709aa | bellard | #endif
|
2618 | c20709aa | bellard | #if !defined(_WIN32)
|
2619 | c20709aa | bellard | case NET_IF_TUN:
|
2620 | c20709aa | bellard | if (i < nb_tun_fds) {
|
2621 | c20709aa | bellard | net_fd_init(nd, tun_fds[i]); |
2622 | c20709aa | bellard | } else {
|
2623 | d927637d | bellard | if (net_tun_init(nd) < 0) |
2624 | d927637d | bellard | net_dummy_init(nd); |
2625 | c20709aa | bellard | } |
2626 | c20709aa | bellard | break;
|
2627 | c20709aa | bellard | #endif
|
2628 | c20709aa | bellard | case NET_IF_DUMMY:
|
2629 | c20709aa | bellard | default:
|
2630 | c20709aa | bellard | net_dummy_init(nd); |
2631 | c20709aa | bellard | break;
|
2632 | c20709aa | bellard | } |
2633 | 702c651c | bellard | } |
2634 | f1510b2c | bellard | |
2635 | 0824d6fc | bellard | /* init the memory */
|
2636 | 0ced6589 | bellard | phys_ram_size = ram_size + vga_ram_size + bios_size; |
2637 | 7f7f9873 | bellard | |
2638 | 7f7f9873 | bellard | #ifdef CONFIG_SOFTMMU
|
2639 | 7d3505c5 | bellard | #ifdef _BSD
|
2640 | 83fb7adf | bellard | /* mallocs are always aligned on BSD. valloc is better for correctness */
|
2641 | 83fb7adf | bellard | phys_ram_base = valloc(phys_ram_size); |
2642 | 7d3505c5 | bellard | #else
|
2643 | 1ccde1cb | bellard | phys_ram_base = memalign(TARGET_PAGE_SIZE, phys_ram_size); |
2644 | 7d3505c5 | bellard | #endif
|
2645 | 7f7f9873 | bellard | if (!phys_ram_base) {
|
2646 | 7f7f9873 | bellard | fprintf(stderr, "Could not allocate physical memory\n");
|
2647 | 0824d6fc | bellard | exit(1);
|
2648 | 0824d6fc | bellard | } |
2649 | 7f7f9873 | bellard | #else
|
2650 | 7f7f9873 | bellard | /* as we must map the same page at several addresses, we must use
|
2651 | 7f7f9873 | bellard | a fd */
|
2652 | 7f7f9873 | bellard | { |
2653 | 7f7f9873 | bellard | const char *tmpdir; |
2654 | 7f7f9873 | bellard | |
2655 | 7f7f9873 | bellard | tmpdir = getenv("QEMU_TMPDIR");
|
2656 | 7f7f9873 | bellard | if (!tmpdir)
|
2657 | 7f7f9873 | bellard | tmpdir = "/tmp";
|
2658 | 7f7f9873 | bellard | snprintf(phys_ram_file, sizeof(phys_ram_file), "%s/vlXXXXXX", tmpdir); |
2659 | 7f7f9873 | bellard | if (mkstemp(phys_ram_file) < 0) { |
2660 | 7f7f9873 | bellard | fprintf(stderr, "Could not create temporary memory file '%s'\n",
|
2661 | 7f7f9873 | bellard | phys_ram_file); |
2662 | 7f7f9873 | bellard | exit(1);
|
2663 | 7f7f9873 | bellard | } |
2664 | 7f7f9873 | bellard | phys_ram_fd = open(phys_ram_file, O_CREAT | O_TRUNC | O_RDWR, 0600);
|
2665 | 7f7f9873 | bellard | if (phys_ram_fd < 0) { |
2666 | 7f7f9873 | bellard | fprintf(stderr, "Could not open temporary memory file '%s'\n",
|
2667 | 7f7f9873 | bellard | phys_ram_file); |
2668 | 7f7f9873 | bellard | exit(1);
|
2669 | 7f7f9873 | bellard | } |
2670 | 1ccde1cb | bellard | ftruncate(phys_ram_fd, phys_ram_size); |
2671 | 7f7f9873 | bellard | unlink(phys_ram_file); |
2672 | 1ccde1cb | bellard | phys_ram_base = mmap(get_mmap_addr(phys_ram_size), |
2673 | 1ccde1cb | bellard | phys_ram_size, |
2674 | 7f7f9873 | bellard | PROT_WRITE | PROT_READ, MAP_SHARED | MAP_FIXED, |
2675 | 7f7f9873 | bellard | phys_ram_fd, 0);
|
2676 | 7f7f9873 | bellard | if (phys_ram_base == MAP_FAILED) {
|
2677 | 7f7f9873 | bellard | fprintf(stderr, "Could not map physical memory\n");
|
2678 | 7f7f9873 | bellard | exit(1);
|
2679 | 7f7f9873 | bellard | } |
2680 | 7f7f9873 | bellard | } |
2681 | 7f7f9873 | bellard | #endif
|
2682 | 0824d6fc | bellard | |
2683 | c4b1fcc0 | bellard | /* we always create the cdrom drive, even if no disk is there */
|
2684 | c4b1fcc0 | bellard | if (has_cdrom) {
|
2685 | c4b1fcc0 | bellard | bs_table[2] = bdrv_new("cdrom"); |
2686 | c4b1fcc0 | bellard | bdrv_set_type_hint(bs_table[2], BDRV_TYPE_CDROM);
|
2687 | c4b1fcc0 | bellard | } |
2688 | c4b1fcc0 | bellard | |
2689 | 33e3963e | bellard | /* open the virtual block devices */
|
2690 | 33e3963e | bellard | for(i = 0; i < MAX_DISKS; i++) { |
2691 | 33e3963e | bellard | if (hd_filename[i]) {
|
2692 | 33e3963e | bellard | if (!bs_table[i]) {
|
2693 | c4b1fcc0 | bellard | char buf[64]; |
2694 | c4b1fcc0 | bellard | snprintf(buf, sizeof(buf), "hd%c", i + 'a'); |
2695 | c4b1fcc0 | bellard | bs_table[i] = bdrv_new(buf); |
2696 | c4b1fcc0 | bellard | } |
2697 | c4b1fcc0 | bellard | if (bdrv_open(bs_table[i], hd_filename[i], snapshot) < 0) { |
2698 | 36b486bb | bellard | fprintf(stderr, "qemu: could not open hard disk image '%s\n",
|
2699 | 33e3963e | bellard | hd_filename[i]); |
2700 | 33e3963e | bellard | exit(1);
|
2701 | 33e3963e | bellard | } |
2702 | c4b1fcc0 | bellard | if (i == 0 && cyls != 0) |
2703 | c4b1fcc0 | bellard | bdrv_set_geometry_hint(bs_table[i], cyls, heads, secs); |
2704 | c4b1fcc0 | bellard | } |
2705 | c4b1fcc0 | bellard | } |
2706 | c4b1fcc0 | bellard | |
2707 | c4b1fcc0 | bellard | /* we always create at least one floppy disk */
|
2708 | c4b1fcc0 | bellard | fd_table[0] = bdrv_new("fda"); |
2709 | c4b1fcc0 | bellard | bdrv_set_type_hint(fd_table[0], BDRV_TYPE_FLOPPY);
|
2710 | c4b1fcc0 | bellard | |
2711 | c4b1fcc0 | bellard | for(i = 0; i < MAX_FD; i++) { |
2712 | c4b1fcc0 | bellard | if (fd_filename[i]) {
|
2713 | c4b1fcc0 | bellard | if (!fd_table[i]) {
|
2714 | c4b1fcc0 | bellard | char buf[64]; |
2715 | c4b1fcc0 | bellard | snprintf(buf, sizeof(buf), "fd%c", i + 'a'); |
2716 | c4b1fcc0 | bellard | fd_table[i] = bdrv_new(buf); |
2717 | c4b1fcc0 | bellard | bdrv_set_type_hint(fd_table[i], BDRV_TYPE_FLOPPY); |
2718 | c4b1fcc0 | bellard | } |
2719 | c4b1fcc0 | bellard | if (fd_filename[i] != '\0') { |
2720 | c4b1fcc0 | bellard | if (bdrv_open(fd_table[i], fd_filename[i], snapshot) < 0) { |
2721 | c20709aa | bellard | fprintf(stderr, "qemu: could not open floppy disk image '%s'\n",
|
2722 | c4b1fcc0 | bellard | fd_filename[i]); |
2723 | c4b1fcc0 | bellard | exit(1);
|
2724 | c4b1fcc0 | bellard | } |
2725 | c4b1fcc0 | bellard | } |
2726 | 33e3963e | bellard | } |
2727 | 33e3963e | bellard | } |
2728 | 33e3963e | bellard | |
2729 | 330d0414 | bellard | /* init CPU state */
|
2730 | 330d0414 | bellard | env = cpu_init(); |
2731 | 330d0414 | bellard | global_env = env; |
2732 | 330d0414 | bellard | cpu_single_env = env; |
2733 | 330d0414 | bellard | |
2734 | 8a7ddc38 | bellard | register_savevm("timer", 0, 1, timer_save, timer_load, env); |
2735 | 02ba45c5 | bellard | register_savevm("cpu", 0, 2, cpu_save, cpu_load, env); |
2736 | 8a7ddc38 | bellard | register_savevm("ram", 0, 1, ram_save, ram_load, NULL); |
2737 | bb0c6722 | bellard | qemu_register_reset(main_cpu_reset, global_env); |
2738 | 8a7ddc38 | bellard | |
2739 | 330d0414 | bellard | init_ioports(); |
2740 | 80cabfad | bellard | cpu_calibrate_ticks(); |
2741 | 0824d6fc | bellard | |
2742 | 313aa567 | bellard | /* terminal init */
|
2743 | a20dd508 | bellard | if (nographic) {
|
2744 | 313aa567 | bellard | dumb_display_init(ds); |
2745 | 313aa567 | bellard | } else {
|
2746 | 313aa567 | bellard | #ifdef CONFIG_SDL
|
2747 | 313aa567 | bellard | sdl_display_init(ds); |
2748 | 313aa567 | bellard | #else
|
2749 | 313aa567 | bellard | dumb_display_init(ds); |
2750 | 313aa567 | bellard | #endif
|
2751 | 313aa567 | bellard | } |
2752 | 0824d6fc | bellard | |
2753 | 0824d6fc | bellard | /* setup cpu signal handlers for MMU / self modifying code handling */
|
2754 | 77fef8c1 | bellard | #if !defined(CONFIG_SOFTMMU)
|
2755 | 8a7ddc38 | bellard | |
2756 | 77fef8c1 | bellard | #if defined (TARGET_I386) && defined(USE_CODE_COPY)
|
2757 | 77fef8c1 | bellard | { |
2758 | 77fef8c1 | bellard | stack_t stk; |
2759 | 73332e5c | bellard | signal_stack = memalign(16, SIGNAL_STACK_SIZE);
|
2760 | 77fef8c1 | bellard | stk.ss_sp = signal_stack; |
2761 | 77fef8c1 | bellard | stk.ss_size = SIGNAL_STACK_SIZE; |
2762 | 77fef8c1 | bellard | stk.ss_flags = 0;
|
2763 | 77fef8c1 | bellard | |
2764 | 77fef8c1 | bellard | if (sigaltstack(&stk, NULL) < 0) { |
2765 | 77fef8c1 | bellard | perror("sigaltstack");
|
2766 | 77fef8c1 | bellard | exit(1);
|
2767 | 77fef8c1 | bellard | } |
2768 | 77fef8c1 | bellard | } |
2769 | 77fef8c1 | bellard | #endif
|
2770 | 8a7ddc38 | bellard | { |
2771 | 8a7ddc38 | bellard | struct sigaction act;
|
2772 | 77fef8c1 | bellard | |
2773 | 8a7ddc38 | bellard | sigfillset(&act.sa_mask); |
2774 | 8a7ddc38 | bellard | act.sa_flags = SA_SIGINFO; |
2775 | 77fef8c1 | bellard | #if defined (TARGET_I386) && defined(USE_CODE_COPY)
|
2776 | 8a7ddc38 | bellard | act.sa_flags |= SA_ONSTACK; |
2777 | 77fef8c1 | bellard | #endif
|
2778 | 8a7ddc38 | bellard | act.sa_sigaction = host_segv_handler; |
2779 | 8a7ddc38 | bellard | sigaction(SIGSEGV, &act, NULL);
|
2780 | 8a7ddc38 | bellard | sigaction(SIGBUS, &act, NULL);
|
2781 | 77fef8c1 | bellard | #if defined (TARGET_I386) && defined(USE_CODE_COPY)
|
2782 | 8a7ddc38 | bellard | sigaction(SIGFPE, &act, NULL);
|
2783 | 77fef8c1 | bellard | #endif
|
2784 | 8a7ddc38 | bellard | } |
2785 | 3a51dee6 | bellard | #endif
|
2786 | 0824d6fc | bellard | |
2787 | 67b915a5 | bellard | #ifndef _WIN32
|
2788 | 8a7ddc38 | bellard | { |
2789 | 8a7ddc38 | bellard | struct sigaction act;
|
2790 | 8a7ddc38 | bellard | sigfillset(&act.sa_mask); |
2791 | 8a7ddc38 | bellard | act.sa_flags = 0;
|
2792 | 8a7ddc38 | bellard | act.sa_handler = SIG_IGN; |
2793 | 8a7ddc38 | bellard | sigaction(SIGPIPE, &act, NULL);
|
2794 | 8a7ddc38 | bellard | } |
2795 | 67b915a5 | bellard | #endif
|
2796 | 73332e5c | bellard | init_timers(); |
2797 | 73332e5c | bellard | |
2798 | 73332e5c | bellard | #if defined(TARGET_I386)
|
2799 | 73332e5c | bellard | pc_init(ram_size, vga_ram_size, boot_device, |
2800 | 73332e5c | bellard | ds, fd_filename, snapshot, |
2801 | 73332e5c | bellard | kernel_filename, kernel_cmdline, initrd_filename); |
2802 | 73332e5c | bellard | #elif defined(TARGET_PPC)
|
2803 | a541f297 | bellard | ppc_init(ram_size, vga_ram_size, boot_device, |
2804 | a541f297 | bellard | ds, fd_filename, snapshot, |
2805 | a541f297 | bellard | kernel_filename, kernel_cmdline, initrd_filename); |
2806 | 73332e5c | bellard | #endif
|
2807 | 73332e5c | bellard | |
2808 | 73332e5c | bellard | /* launched after the device init so that it can display or not a
|
2809 | 73332e5c | bellard | banner */
|
2810 | 73332e5c | bellard | monitor_init(); |
2811 | 0824d6fc | bellard | |
2812 | 8a7ddc38 | bellard | gui_timer = qemu_new_timer(rt_clock, gui_update, NULL);
|
2813 | 8a7ddc38 | bellard | qemu_mod_timer(gui_timer, qemu_get_clock(rt_clock)); |
2814 | 7f7f9873 | bellard | |
2815 | 67b915a5 | bellard | #ifdef CONFIG_GDBSTUB
|
2816 | b4608c04 | bellard | if (use_gdbstub) {
|
2817 | 8a7ddc38 | bellard | if (gdbserver_start(gdbstub_port) < 0) { |
2818 | 8a7ddc38 | bellard | fprintf(stderr, "Could not open gdbserver socket on port %d\n",
|
2819 | 8a7ddc38 | bellard | gdbstub_port); |
2820 | 8a7ddc38 | bellard | exit(1);
|
2821 | 8a7ddc38 | bellard | } else {
|
2822 | 8a7ddc38 | bellard | printf("Waiting gdb connection on port %d\n", gdbstub_port);
|
2823 | 8a7ddc38 | bellard | } |
2824 | 67b915a5 | bellard | } else
|
2825 | 67b915a5 | bellard | #endif
|
2826 | a541f297 | bellard | if (start_emulation)
|
2827 | 67b915a5 | bellard | { |
2828 | 8a7ddc38 | bellard | vm_start(); |
2829 | 0824d6fc | bellard | } |
2830 | 8a7ddc38 | bellard | term_init(); |
2831 | 8a7ddc38 | bellard | main_loop(); |
2832 | 40c3bac3 | bellard | quit_timers(); |
2833 | 0824d6fc | bellard | return 0; |
2834 | 0824d6fc | bellard | } |