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1 | 80cabfad | bellard | /*
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2 | 80cabfad | bellard | * QEMU PC System Emulator
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3 | 5fafdf24 | ths | *
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4 | 80cabfad | bellard | * Copyright (c) 2003-2004 Fabrice Bellard
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5 | 5fafdf24 | ths | *
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6 | 80cabfad | bellard | * Permission is hereby granted, free of charge, to any person obtaining a copy
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7 | 80cabfad | bellard | * of this software and associated documentation files (the "Software"), to deal
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8 | 80cabfad | bellard | * in the Software without restriction, including without limitation the rights
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9 | 80cabfad | bellard | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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10 | 80cabfad | bellard | * copies of the Software, and to permit persons to whom the Software is
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11 | 80cabfad | bellard | * furnished to do so, subject to the following conditions:
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12 | 80cabfad | bellard | *
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13 | 80cabfad | bellard | * The above copyright notice and this permission notice shall be included in
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14 | 80cabfad | bellard | * all copies or substantial portions of the Software.
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15 | 80cabfad | bellard | *
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16 | 80cabfad | bellard | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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17 | 80cabfad | bellard | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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18 | 80cabfad | bellard | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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19 | 80cabfad | bellard | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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20 | 80cabfad | bellard | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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21 | 80cabfad | bellard | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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22 | 80cabfad | bellard | * THE SOFTWARE.
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23 | 80cabfad | bellard | */
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24 | 87ecb68b | pbrook | #include "hw.h" |
25 | 87ecb68b | pbrook | #include "pc.h" |
26 | aa28b9bf | Blue Swirl | #include "apic.h" |
27 | 87ecb68b | pbrook | #include "fdc.h" |
28 | 87ecb68b | pbrook | #include "pci.h" |
29 | 18e08a55 | Michael S. Tsirkin | #include "vmware_vga.h" |
30 | 18e08a55 | Michael S. Tsirkin | #include "usb-uhci.h" |
31 | 18e08a55 | Michael S. Tsirkin | #include "usb-ohci.h" |
32 | 18e08a55 | Michael S. Tsirkin | #include "prep_pci.h" |
33 | 18e08a55 | Michael S. Tsirkin | #include "apb_pci.h" |
34 | 87ecb68b | pbrook | #include "block.h" |
35 | 87ecb68b | pbrook | #include "sysemu.h" |
36 | 87ecb68b | pbrook | #include "audio/audio.h" |
37 | 87ecb68b | pbrook | #include "net.h" |
38 | 87ecb68b | pbrook | #include "smbus.h" |
39 | 87ecb68b | pbrook | #include "boards.h" |
40 | 376253ec | aliguori | #include "monitor.h" |
41 | 3cce6243 | blueswir1 | #include "fw_cfg.h" |
42 | 16b29ae1 | aliguori | #include "hpet_emul.h" |
43 | 9dd986cc | Richard W.M. Jones | #include "watchdog.h" |
44 | b6f6e3d3 | aliguori | #include "smbios.h" |
45 | ec82026c | Gerd Hoffmann | #include "ide.h" |
46 | ca20cf32 | Blue Swirl | #include "loader.h" |
47 | ca20cf32 | Blue Swirl | #include "elf.h" |
48 | 52001445 | Adam Lackorzynski | #include "multiboot.h" |
49 | 80cabfad | bellard | |
50 | b41a2cd1 | bellard | /* output Bochs bios info messages */
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51 | b41a2cd1 | bellard | //#define DEBUG_BIOS
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52 | b41a2cd1 | bellard | |
53 | 80cabfad | bellard | #define BIOS_FILENAME "bios.bin" |
54 | 80cabfad | bellard | |
55 | 7fb4fdcf | balrog | #define PC_MAX_BIOS_SIZE (4 * 1024 * 1024) |
56 | 7fb4fdcf | balrog | |
57 | a80274c3 | pbrook | /* Leave a chunk of memory at the top of RAM for the BIOS ACPI tables. */
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58 | a80274c3 | pbrook | #define ACPI_DATA_SIZE 0x10000 |
59 | 3cce6243 | blueswir1 | #define BIOS_CFG_IOPORT 0x510 |
60 | 8a92ea2f | aliguori | #define FW_CFG_ACPI_TABLES (FW_CFG_ARCH_LOCAL + 0) |
61 | b6f6e3d3 | aliguori | #define FW_CFG_SMBIOS_ENTRIES (FW_CFG_ARCH_LOCAL + 1) |
62 | 6b35e7bf | Jes Sorensen | #define FW_CFG_IRQ0_OVERRIDE (FW_CFG_ARCH_LOCAL + 2) |
63 | 4c5b10b7 | Jes Sorensen | #define FW_CFG_E820_TABLE (FW_CFG_ARCH_LOCAL + 3) |
64 | 80cabfad | bellard | |
65 | e4bcb14c | ths | #define MAX_IDE_BUS 2 |
66 | e4bcb14c | ths | |
67 | 5c02c033 | Blue Swirl | static FDCtrl *floppy_controller;
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68 | b0a21b53 | bellard | static RTCState *rtc_state;
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69 | ec844b96 | bellard | static PITState *pit;
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70 | 0a3bacf3 | Juan Quintela | static PCII440FXState *i440fx_state;
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71 | 80cabfad | bellard | |
72 | 4c5b10b7 | Jes Sorensen | #define E820_NR_ENTRIES 16 |
73 | 4c5b10b7 | Jes Sorensen | |
74 | 4c5b10b7 | Jes Sorensen | struct e820_entry {
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75 | 4c5b10b7 | Jes Sorensen | uint64_t address; |
76 | 4c5b10b7 | Jes Sorensen | uint64_t length; |
77 | 4c5b10b7 | Jes Sorensen | uint32_t type; |
78 | 4c5b10b7 | Jes Sorensen | }; |
79 | 4c5b10b7 | Jes Sorensen | |
80 | 4c5b10b7 | Jes Sorensen | struct e820_table {
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81 | 4c5b10b7 | Jes Sorensen | uint32_t count; |
82 | 4c5b10b7 | Jes Sorensen | struct e820_entry entry[E820_NR_ENTRIES];
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83 | 4c5b10b7 | Jes Sorensen | }; |
84 | 4c5b10b7 | Jes Sorensen | |
85 | 4c5b10b7 | Jes Sorensen | static struct e820_table e820_table; |
86 | 4c5b10b7 | Jes Sorensen | |
87 | 1452411b | Avi Kivity | typedef struct isa_irq_state { |
88 | 1452411b | Avi Kivity | qemu_irq *i8259; |
89 | 1632dc6a | Avi Kivity | qemu_irq *ioapic; |
90 | 1452411b | Avi Kivity | } IsaIrqState; |
91 | 1452411b | Avi Kivity | |
92 | 1452411b | Avi Kivity | static void isa_irq_handler(void *opaque, int n, int level) |
93 | 1452411b | Avi Kivity | { |
94 | 1452411b | Avi Kivity | IsaIrqState *isa = (IsaIrqState *)opaque; |
95 | 1452411b | Avi Kivity | |
96 | 1632dc6a | Avi Kivity | if (n < 16) { |
97 | 1632dc6a | Avi Kivity | qemu_set_irq(isa->i8259[n], level); |
98 | 1632dc6a | Avi Kivity | } |
99 | 2c8d9340 | Gerd Hoffmann | if (isa->ioapic)
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100 | 2c8d9340 | Gerd Hoffmann | qemu_set_irq(isa->ioapic[n], level); |
101 | 1632dc6a | Avi Kivity | }; |
102 | 1452411b | Avi Kivity | |
103 | b41a2cd1 | bellard | static void ioport80_write(void *opaque, uint32_t addr, uint32_t data) |
104 | 80cabfad | bellard | { |
105 | 80cabfad | bellard | } |
106 | 80cabfad | bellard | |
107 | f929aad6 | bellard | /* MSDOS compatibility mode FPU exception support */
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108 | d537cf6c | pbrook | static qemu_irq ferr_irq;
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109 | f929aad6 | bellard | /* XXX: add IGNNE support */
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110 | f929aad6 | bellard | void cpu_set_ferr(CPUX86State *s)
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111 | f929aad6 | bellard | { |
112 | d537cf6c | pbrook | qemu_irq_raise(ferr_irq); |
113 | f929aad6 | bellard | } |
114 | f929aad6 | bellard | |
115 | f929aad6 | bellard | static void ioportF0_write(void *opaque, uint32_t addr, uint32_t data) |
116 | f929aad6 | bellard | { |
117 | d537cf6c | pbrook | qemu_irq_lower(ferr_irq); |
118 | f929aad6 | bellard | } |
119 | f929aad6 | bellard | |
120 | 28ab0e2e | bellard | /* TSC handling */
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121 | 28ab0e2e | bellard | uint64_t cpu_get_tsc(CPUX86State *env) |
122 | 28ab0e2e | bellard | { |
123 | 4a1418e0 | Anthony Liguori | return cpu_get_ticks();
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124 | 28ab0e2e | bellard | } |
125 | 28ab0e2e | bellard | |
126 | a5954d5c | bellard | /* SMM support */
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127 | a5954d5c | bellard | void cpu_smm_update(CPUState *env)
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128 | a5954d5c | bellard | { |
129 | a5954d5c | bellard | if (i440fx_state && env == first_cpu)
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130 | a5954d5c | bellard | i440fx_set_smm(i440fx_state, (env->hflags >> HF_SMM_SHIFT) & 1);
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131 | a5954d5c | bellard | } |
132 | a5954d5c | bellard | |
133 | a5954d5c | bellard | |
134 | 3de388f6 | bellard | /* IRQ handling */
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135 | 3de388f6 | bellard | int cpu_get_pic_interrupt(CPUState *env)
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136 | 3de388f6 | bellard | { |
137 | 3de388f6 | bellard | int intno;
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138 | 3de388f6 | bellard | |
139 | 3de388f6 | bellard | intno = apic_get_interrupt(env); |
140 | 3de388f6 | bellard | if (intno >= 0) { |
141 | 3de388f6 | bellard | /* set irq request if a PIC irq is still pending */
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142 | 3de388f6 | bellard | /* XXX: improve that */
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143 | 5fafdf24 | ths | pic_update_irq(isa_pic); |
144 | 3de388f6 | bellard | return intno;
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145 | 3de388f6 | bellard | } |
146 | 3de388f6 | bellard | /* read the irq from the PIC */
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147 | 0e21e12b | ths | if (!apic_accept_pic_intr(env))
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148 | 0e21e12b | ths | return -1; |
149 | 0e21e12b | ths | |
150 | 3de388f6 | bellard | intno = pic_read_irq(isa_pic); |
151 | 3de388f6 | bellard | return intno;
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152 | 3de388f6 | bellard | } |
153 | 3de388f6 | bellard | |
154 | d537cf6c | pbrook | static void pic_irq_request(void *opaque, int irq, int level) |
155 | 3de388f6 | bellard | { |
156 | a5b38b51 | aurel32 | CPUState *env = first_cpu; |
157 | a5b38b51 | aurel32 | |
158 | d5529471 | aurel32 | if (env->apic_state) {
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159 | d5529471 | aurel32 | while (env) {
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160 | d5529471 | aurel32 | if (apic_accept_pic_intr(env))
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161 | 1a7de94a | aurel32 | apic_deliver_pic_intr(env, level); |
162 | d5529471 | aurel32 | env = env->next_cpu; |
163 | d5529471 | aurel32 | } |
164 | d5529471 | aurel32 | } else {
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165 | b614106a | aurel32 | if (level)
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166 | b614106a | aurel32 | cpu_interrupt(env, CPU_INTERRUPT_HARD); |
167 | b614106a | aurel32 | else
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168 | b614106a | aurel32 | cpu_reset_interrupt(env, CPU_INTERRUPT_HARD); |
169 | a5b38b51 | aurel32 | } |
170 | 3de388f6 | bellard | } |
171 | 3de388f6 | bellard | |
172 | b0a21b53 | bellard | /* PC cmos mappings */
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173 | b0a21b53 | bellard | |
174 | 80cabfad | bellard | #define REG_EQUIPMENT_BYTE 0x14 |
175 | 80cabfad | bellard | |
176 | 777428f2 | bellard | static int cmos_get_fd_drive_type(int fd0) |
177 | 777428f2 | bellard | { |
178 | 777428f2 | bellard | int val;
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179 | 777428f2 | bellard | |
180 | 777428f2 | bellard | switch (fd0) {
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181 | 777428f2 | bellard | case 0: |
182 | 777428f2 | bellard | /* 1.44 Mb 3"5 drive */
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183 | 777428f2 | bellard | val = 4;
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184 | 777428f2 | bellard | break;
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185 | 777428f2 | bellard | case 1: |
186 | 777428f2 | bellard | /* 2.88 Mb 3"5 drive */
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187 | 777428f2 | bellard | val = 5;
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188 | 777428f2 | bellard | break;
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189 | 777428f2 | bellard | case 2: |
190 | 777428f2 | bellard | /* 1.2 Mb 5"5 drive */
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191 | 777428f2 | bellard | val = 2;
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192 | 777428f2 | bellard | break;
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193 | 777428f2 | bellard | default:
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194 | 777428f2 | bellard | val = 0;
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195 | 777428f2 | bellard | break;
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196 | 777428f2 | bellard | } |
197 | 777428f2 | bellard | return val;
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198 | 777428f2 | bellard | } |
199 | 777428f2 | bellard | |
200 | 5fafdf24 | ths | static void cmos_init_hd(int type_ofs, int info_ofs, BlockDriverState *hd) |
201 | ba6c2377 | bellard | { |
202 | ba6c2377 | bellard | RTCState *s = rtc_state; |
203 | ba6c2377 | bellard | int cylinders, heads, sectors;
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204 | ba6c2377 | bellard | bdrv_get_geometry_hint(hd, &cylinders, &heads, §ors); |
205 | ba6c2377 | bellard | rtc_set_memory(s, type_ofs, 47);
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206 | ba6c2377 | bellard | rtc_set_memory(s, info_ofs, cylinders); |
207 | ba6c2377 | bellard | rtc_set_memory(s, info_ofs + 1, cylinders >> 8); |
208 | ba6c2377 | bellard | rtc_set_memory(s, info_ofs + 2, heads);
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209 | ba6c2377 | bellard | rtc_set_memory(s, info_ofs + 3, 0xff); |
210 | ba6c2377 | bellard | rtc_set_memory(s, info_ofs + 4, 0xff); |
211 | ba6c2377 | bellard | rtc_set_memory(s, info_ofs + 5, 0xc0 | ((heads > 8) << 3)); |
212 | ba6c2377 | bellard | rtc_set_memory(s, info_ofs + 6, cylinders);
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213 | ba6c2377 | bellard | rtc_set_memory(s, info_ofs + 7, cylinders >> 8); |
214 | ba6c2377 | bellard | rtc_set_memory(s, info_ofs + 8, sectors);
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215 | ba6c2377 | bellard | } |
216 | ba6c2377 | bellard | |
217 | 6ac0e82d | balrog | /* convert boot_device letter to something recognizable by the bios */
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218 | 6ac0e82d | balrog | static int boot_device2nibble(char boot_device) |
219 | 6ac0e82d | balrog | { |
220 | 6ac0e82d | balrog | switch(boot_device) {
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221 | 6ac0e82d | balrog | case 'a': |
222 | 6ac0e82d | balrog | case 'b': |
223 | 6ac0e82d | balrog | return 0x01; /* floppy boot */ |
224 | 6ac0e82d | balrog | case 'c': |
225 | 6ac0e82d | balrog | return 0x02; /* hard drive boot */ |
226 | 6ac0e82d | balrog | case 'd': |
227 | 6ac0e82d | balrog | return 0x03; /* CD-ROM boot */ |
228 | 6ac0e82d | balrog | case 'n': |
229 | 6ac0e82d | balrog | return 0x04; /* Network boot */ |
230 | 6ac0e82d | balrog | } |
231 | 6ac0e82d | balrog | return 0; |
232 | 6ac0e82d | balrog | } |
233 | 6ac0e82d | balrog | |
234 | d9346e81 | Markus Armbruster | static int set_boot_dev(RTCState *s, const char *boot_device, int fd_bootchk) |
235 | 0ecdffbb | aurel32 | { |
236 | 0ecdffbb | aurel32 | #define PC_MAX_BOOT_DEVICES 3 |
237 | 0ecdffbb | aurel32 | int nbds, bds[3] = { 0, }; |
238 | 0ecdffbb | aurel32 | int i;
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239 | 0ecdffbb | aurel32 | |
240 | 0ecdffbb | aurel32 | nbds = strlen(boot_device); |
241 | 0ecdffbb | aurel32 | if (nbds > PC_MAX_BOOT_DEVICES) {
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242 | 1ecda02b | Markus Armbruster | error_report("Too many boot devices for PC");
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243 | 0ecdffbb | aurel32 | return(1); |
244 | 0ecdffbb | aurel32 | } |
245 | 0ecdffbb | aurel32 | for (i = 0; i < nbds; i++) { |
246 | 0ecdffbb | aurel32 | bds[i] = boot_device2nibble(boot_device[i]); |
247 | 0ecdffbb | aurel32 | if (bds[i] == 0) { |
248 | 1ecda02b | Markus Armbruster | error_report("Invalid boot device for PC: '%c'",
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249 | 1ecda02b | Markus Armbruster | boot_device[i]); |
250 | 0ecdffbb | aurel32 | return(1); |
251 | 0ecdffbb | aurel32 | } |
252 | 0ecdffbb | aurel32 | } |
253 | 0ecdffbb | aurel32 | rtc_set_memory(s, 0x3d, (bds[1] << 4) | bds[0]); |
254 | d9346e81 | Markus Armbruster | rtc_set_memory(s, 0x38, (bds[2] << 4) | (fd_bootchk ? 0x0 : 0x1)); |
255 | 0ecdffbb | aurel32 | return(0); |
256 | 0ecdffbb | aurel32 | } |
257 | 0ecdffbb | aurel32 | |
258 | d9346e81 | Markus Armbruster | static int pc_boot_set(void *opaque, const char *boot_device) |
259 | d9346e81 | Markus Armbruster | { |
260 | d9346e81 | Markus Armbruster | return set_boot_dev(opaque, boot_device, 0); |
261 | d9346e81 | Markus Armbruster | } |
262 | d9346e81 | Markus Armbruster | |
263 | ba6c2377 | bellard | /* hd_table must contain 4 block drivers */
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264 | c227f099 | Anthony Liguori | static void cmos_init(ram_addr_t ram_size, ram_addr_t above_4g_mem_size, |
265 | f455e98c | Gerd Hoffmann | const char *boot_device, DriveInfo **hd_table) |
266 | 80cabfad | bellard | { |
267 | b0a21b53 | bellard | RTCState *s = rtc_state; |
268 | 80cabfad | bellard | int val;
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269 | b41a2cd1 | bellard | int fd0, fd1, nb;
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270 | ba6c2377 | bellard | int i;
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271 | b0a21b53 | bellard | |
272 | b0a21b53 | bellard | /* various important CMOS locations needed by PC/Bochs bios */
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273 | 80cabfad | bellard | |
274 | 80cabfad | bellard | /* memory size */
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275 | 333190eb | bellard | val = 640; /* base memory in K */ |
276 | 333190eb | bellard | rtc_set_memory(s, 0x15, val);
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277 | 333190eb | bellard | rtc_set_memory(s, 0x16, val >> 8); |
278 | 333190eb | bellard | |
279 | 80cabfad | bellard | val = (ram_size / 1024) - 1024; |
280 | 80cabfad | bellard | if (val > 65535) |
281 | 80cabfad | bellard | val = 65535;
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282 | b0a21b53 | bellard | rtc_set_memory(s, 0x17, val);
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283 | b0a21b53 | bellard | rtc_set_memory(s, 0x18, val >> 8); |
284 | b0a21b53 | bellard | rtc_set_memory(s, 0x30, val);
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285 | b0a21b53 | bellard | rtc_set_memory(s, 0x31, val >> 8); |
286 | 80cabfad | bellard | |
287 | 00f82b8a | aurel32 | if (above_4g_mem_size) {
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288 | 00f82b8a | aurel32 | rtc_set_memory(s, 0x5b, (unsigned int)above_4g_mem_size >> 16); |
289 | 00f82b8a | aurel32 | rtc_set_memory(s, 0x5c, (unsigned int)above_4g_mem_size >> 24); |
290 | 00f82b8a | aurel32 | rtc_set_memory(s, 0x5d, (uint64_t)above_4g_mem_size >> 32); |
291 | 00f82b8a | aurel32 | } |
292 | 00f82b8a | aurel32 | |
293 | 9da98861 | bellard | if (ram_size > (16 * 1024 * 1024)) |
294 | 9da98861 | bellard | val = (ram_size / 65536) - ((16 * 1024 * 1024) / 65536); |
295 | 9da98861 | bellard | else
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296 | 9da98861 | bellard | val = 0;
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297 | 80cabfad | bellard | if (val > 65535) |
298 | 80cabfad | bellard | val = 65535;
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299 | b0a21b53 | bellard | rtc_set_memory(s, 0x34, val);
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300 | b0a21b53 | bellard | rtc_set_memory(s, 0x35, val >> 8); |
301 | 3b46e624 | ths | |
302 | 298e01b6 | aurel32 | /* set the number of CPU */
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303 | 298e01b6 | aurel32 | rtc_set_memory(s, 0x5f, smp_cpus - 1); |
304 | 298e01b6 | aurel32 | |
305 | 6ac0e82d | balrog | /* set boot devices, and disable floppy signature check if requested */
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306 | d9346e81 | Markus Armbruster | if (set_boot_dev(s, boot_device, fd_bootchk)) {
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307 | 28c5af54 | j_mayer | exit(1);
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308 | 28c5af54 | j_mayer | } |
309 | 80cabfad | bellard | |
310 | b41a2cd1 | bellard | /* floppy type */
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311 | b41a2cd1 | bellard | |
312 | baca51fa | bellard | fd0 = fdctrl_get_drive_type(floppy_controller, 0);
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313 | baca51fa | bellard | fd1 = fdctrl_get_drive_type(floppy_controller, 1);
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314 | 80cabfad | bellard | |
315 | 777428f2 | bellard | val = (cmos_get_fd_drive_type(fd0) << 4) | cmos_get_fd_drive_type(fd1);
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316 | b0a21b53 | bellard | rtc_set_memory(s, 0x10, val);
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317 | 3b46e624 | ths | |
318 | b0a21b53 | bellard | val = 0;
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319 | b41a2cd1 | bellard | nb = 0;
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320 | 80cabfad | bellard | if (fd0 < 3) |
321 | 80cabfad | bellard | nb++; |
322 | 80cabfad | bellard | if (fd1 < 3) |
323 | 80cabfad | bellard | nb++; |
324 | 80cabfad | bellard | switch (nb) {
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325 | 80cabfad | bellard | case 0: |
326 | 80cabfad | bellard | break;
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327 | 80cabfad | bellard | case 1: |
328 | b0a21b53 | bellard | val |= 0x01; /* 1 drive, ready for boot */ |
329 | 80cabfad | bellard | break;
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330 | 80cabfad | bellard | case 2: |
331 | b0a21b53 | bellard | val |= 0x41; /* 2 drives, ready for boot */ |
332 | 80cabfad | bellard | break;
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333 | 80cabfad | bellard | } |
334 | b0a21b53 | bellard | val |= 0x02; /* FPU is there */ |
335 | b0a21b53 | bellard | val |= 0x04; /* PS/2 mouse installed */ |
336 | b0a21b53 | bellard | rtc_set_memory(s, REG_EQUIPMENT_BYTE, val); |
337 | b0a21b53 | bellard | |
338 | ba6c2377 | bellard | /* hard drives */
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339 | ba6c2377 | bellard | |
340 | ba6c2377 | bellard | rtc_set_memory(s, 0x12, (hd_table[0] ? 0xf0 : 0) | (hd_table[1] ? 0x0f : 0)); |
341 | ba6c2377 | bellard | if (hd_table[0]) |
342 | f455e98c | Gerd Hoffmann | cmos_init_hd(0x19, 0x1b, hd_table[0]->bdrv); |
343 | 5fafdf24 | ths | if (hd_table[1]) |
344 | f455e98c | Gerd Hoffmann | cmos_init_hd(0x1a, 0x24, hd_table[1]->bdrv); |
345 | ba6c2377 | bellard | |
346 | ba6c2377 | bellard | val = 0;
|
347 | 40b6ecc6 | bellard | for (i = 0; i < 4; i++) { |
348 | ba6c2377 | bellard | if (hd_table[i]) {
|
349 | 46d4767d | bellard | int cylinders, heads, sectors, translation;
|
350 | 46d4767d | bellard | /* NOTE: bdrv_get_geometry_hint() returns the physical
|
351 | 46d4767d | bellard | geometry. It is always such that: 1 <= sects <= 63, 1
|
352 | 46d4767d | bellard | <= heads <= 16, 1 <= cylinders <= 16383. The BIOS
|
353 | 46d4767d | bellard | geometry can be different if a translation is done. */
|
354 | f455e98c | Gerd Hoffmann | translation = bdrv_get_translation_hint(hd_table[i]->bdrv); |
355 | 46d4767d | bellard | if (translation == BIOS_ATA_TRANSLATION_AUTO) {
|
356 | f455e98c | Gerd Hoffmann | bdrv_get_geometry_hint(hd_table[i]->bdrv, &cylinders, &heads, §ors); |
357 | 46d4767d | bellard | if (cylinders <= 1024 && heads <= 16 && sectors <= 63) { |
358 | 46d4767d | bellard | /* No translation. */
|
359 | 46d4767d | bellard | translation = 0;
|
360 | 46d4767d | bellard | } else {
|
361 | 46d4767d | bellard | /* LBA translation. */
|
362 | 46d4767d | bellard | translation = 1;
|
363 | 46d4767d | bellard | } |
364 | 40b6ecc6 | bellard | } else {
|
365 | 46d4767d | bellard | translation--; |
366 | ba6c2377 | bellard | } |
367 | ba6c2377 | bellard | val |= translation << (i * 2);
|
368 | ba6c2377 | bellard | } |
369 | 40b6ecc6 | bellard | } |
370 | ba6c2377 | bellard | rtc_set_memory(s, 0x39, val);
|
371 | 80cabfad | bellard | } |
372 | 80cabfad | bellard | |
373 | 59b8ad81 | bellard | void ioport_set_a20(int enable) |
374 | 59b8ad81 | bellard | { |
375 | 59b8ad81 | bellard | /* XXX: send to all CPUs ? */
|
376 | 59b8ad81 | bellard | cpu_x86_set_a20(first_cpu, enable); |
377 | 59b8ad81 | bellard | } |
378 | 59b8ad81 | bellard | |
379 | 59b8ad81 | bellard | int ioport_get_a20(void) |
380 | 59b8ad81 | bellard | { |
381 | 59b8ad81 | bellard | return ((first_cpu->a20_mask >> 20) & 1); |
382 | 59b8ad81 | bellard | } |
383 | 59b8ad81 | bellard | |
384 | e1a23744 | bellard | static void ioport92_write(void *opaque, uint32_t addr, uint32_t val) |
385 | e1a23744 | bellard | { |
386 | 59b8ad81 | bellard | ioport_set_a20((val >> 1) & 1); |
387 | e1a23744 | bellard | /* XXX: bit 0 is fast reset */
|
388 | e1a23744 | bellard | } |
389 | e1a23744 | bellard | |
390 | e1a23744 | bellard | static uint32_t ioport92_read(void *opaque, uint32_t addr) |
391 | e1a23744 | bellard | { |
392 | 59b8ad81 | bellard | return ioport_get_a20() << 1; |
393 | e1a23744 | bellard | } |
394 | e1a23744 | bellard | |
395 | 80cabfad | bellard | /***********************************************************/
|
396 | 80cabfad | bellard | /* Bochs BIOS debug ports */
|
397 | 80cabfad | bellard | |
398 | 9596ebb7 | pbrook | static void bochs_bios_write(void *opaque, uint32_t addr, uint32_t val) |
399 | 80cabfad | bellard | { |
400 | a2f659ee | bellard | static const char shutdown_str[8] = "Shutdown"; |
401 | a2f659ee | bellard | static int shutdown_index = 0; |
402 | 3b46e624 | ths | |
403 | 80cabfad | bellard | switch(addr) {
|
404 | 80cabfad | bellard | /* Bochs BIOS messages */
|
405 | 80cabfad | bellard | case 0x400: |
406 | 80cabfad | bellard | case 0x401: |
407 | 80cabfad | bellard | fprintf(stderr, "BIOS panic at rombios.c, line %d\n", val);
|
408 | 80cabfad | bellard | exit(1);
|
409 | 80cabfad | bellard | case 0x402: |
410 | 80cabfad | bellard | case 0x403: |
411 | 80cabfad | bellard | #ifdef DEBUG_BIOS
|
412 | 80cabfad | bellard | fprintf(stderr, "%c", val);
|
413 | 80cabfad | bellard | #endif
|
414 | 80cabfad | bellard | break;
|
415 | a2f659ee | bellard | case 0x8900: |
416 | a2f659ee | bellard | /* same as Bochs power off */
|
417 | a2f659ee | bellard | if (val == shutdown_str[shutdown_index]) {
|
418 | a2f659ee | bellard | shutdown_index++; |
419 | a2f659ee | bellard | if (shutdown_index == 8) { |
420 | a2f659ee | bellard | shutdown_index = 0;
|
421 | a2f659ee | bellard | qemu_system_shutdown_request(); |
422 | a2f659ee | bellard | } |
423 | a2f659ee | bellard | } else {
|
424 | a2f659ee | bellard | shutdown_index = 0;
|
425 | a2f659ee | bellard | } |
426 | a2f659ee | bellard | break;
|
427 | 80cabfad | bellard | |
428 | 80cabfad | bellard | /* LGPL'ed VGA BIOS messages */
|
429 | 80cabfad | bellard | case 0x501: |
430 | 80cabfad | bellard | case 0x502: |
431 | 80cabfad | bellard | fprintf(stderr, "VGA BIOS panic, line %d\n", val);
|
432 | 80cabfad | bellard | exit(1);
|
433 | 80cabfad | bellard | case 0x500: |
434 | 80cabfad | bellard | case 0x503: |
435 | 80cabfad | bellard | #ifdef DEBUG_BIOS
|
436 | 80cabfad | bellard | fprintf(stderr, "%c", val);
|
437 | 80cabfad | bellard | #endif
|
438 | 80cabfad | bellard | break;
|
439 | 80cabfad | bellard | } |
440 | 80cabfad | bellard | } |
441 | 80cabfad | bellard | |
442 | 4c5b10b7 | Jes Sorensen | int e820_add_entry(uint64_t address, uint64_t length, uint32_t type)
|
443 | 4c5b10b7 | Jes Sorensen | { |
444 | 4c5b10b7 | Jes Sorensen | int index = e820_table.count;
|
445 | 4c5b10b7 | Jes Sorensen | struct e820_entry *entry;
|
446 | 4c5b10b7 | Jes Sorensen | |
447 | 4c5b10b7 | Jes Sorensen | if (index >= E820_NR_ENTRIES)
|
448 | 4c5b10b7 | Jes Sorensen | return -EBUSY;
|
449 | 4c5b10b7 | Jes Sorensen | entry = &e820_table.entry[index]; |
450 | 4c5b10b7 | Jes Sorensen | |
451 | 4c5b10b7 | Jes Sorensen | entry->address = address; |
452 | 4c5b10b7 | Jes Sorensen | entry->length = length; |
453 | 4c5b10b7 | Jes Sorensen | entry->type = type; |
454 | 4c5b10b7 | Jes Sorensen | |
455 | 4c5b10b7 | Jes Sorensen | e820_table.count++; |
456 | 4c5b10b7 | Jes Sorensen | return e820_table.count;
|
457 | 4c5b10b7 | Jes Sorensen | } |
458 | 4c5b10b7 | Jes Sorensen | |
459 | bf483392 | Alexander Graf | static void *bochs_bios_init(void) |
460 | 80cabfad | bellard | { |
461 | 3cce6243 | blueswir1 | void *fw_cfg;
|
462 | b6f6e3d3 | aliguori | uint8_t *smbios_table; |
463 | b6f6e3d3 | aliguori | size_t smbios_len; |
464 | 11c2fd3e | aliguori | uint64_t *numa_fw_cfg; |
465 | 11c2fd3e | aliguori | int i, j;
|
466 | 3cce6243 | blueswir1 | |
467 | b41a2cd1 | bellard | register_ioport_write(0x400, 1, 2, bochs_bios_write, NULL); |
468 | b41a2cd1 | bellard | register_ioport_write(0x401, 1, 2, bochs_bios_write, NULL); |
469 | b41a2cd1 | bellard | register_ioport_write(0x402, 1, 1, bochs_bios_write, NULL); |
470 | b41a2cd1 | bellard | register_ioport_write(0x403, 1, 1, bochs_bios_write, NULL); |
471 | a2f659ee | bellard | register_ioport_write(0x8900, 1, 1, bochs_bios_write, NULL); |
472 | b41a2cd1 | bellard | |
473 | b41a2cd1 | bellard | register_ioport_write(0x501, 1, 2, bochs_bios_write, NULL); |
474 | b41a2cd1 | bellard | register_ioport_write(0x502, 1, 2, bochs_bios_write, NULL); |
475 | b41a2cd1 | bellard | register_ioport_write(0x500, 1, 1, bochs_bios_write, NULL); |
476 | b41a2cd1 | bellard | register_ioport_write(0x503, 1, 1, bochs_bios_write, NULL); |
477 | 3cce6243 | blueswir1 | |
478 | 3cce6243 | blueswir1 | fw_cfg = fw_cfg_init(BIOS_CFG_IOPORT, BIOS_CFG_IOPORT + 1, 0, 0); |
479 | bf483392 | Alexander Graf | |
480 | 3cce6243 | blueswir1 | fw_cfg_add_i32(fw_cfg, FW_CFG_ID, 1);
|
481 | 905fdcb5 | blueswir1 | fw_cfg_add_i64(fw_cfg, FW_CFG_RAM_SIZE, (uint64_t)ram_size); |
482 | 80deece2 | blueswir1 | fw_cfg_add_bytes(fw_cfg, FW_CFG_ACPI_TABLES, (uint8_t *)acpi_tables, |
483 | 80deece2 | blueswir1 | acpi_tables_len); |
484 | 6b35e7bf | Jes Sorensen | fw_cfg_add_bytes(fw_cfg, FW_CFG_IRQ0_OVERRIDE, &irq0override, 1);
|
485 | b6f6e3d3 | aliguori | |
486 | b6f6e3d3 | aliguori | smbios_table = smbios_get_table(&smbios_len); |
487 | b6f6e3d3 | aliguori | if (smbios_table)
|
488 | b6f6e3d3 | aliguori | fw_cfg_add_bytes(fw_cfg, FW_CFG_SMBIOS_ENTRIES, |
489 | b6f6e3d3 | aliguori | smbios_table, smbios_len); |
490 | 4c5b10b7 | Jes Sorensen | fw_cfg_add_bytes(fw_cfg, FW_CFG_E820_TABLE, (uint8_t *)&e820_table, |
491 | 4c5b10b7 | Jes Sorensen | sizeof(struct e820_table)); |
492 | 11c2fd3e | aliguori | |
493 | 11c2fd3e | aliguori | /* allocate memory for the NUMA channel: one (64bit) word for the number
|
494 | 11c2fd3e | aliguori | * of nodes, one word for each VCPU->node and one word for each node to
|
495 | 11c2fd3e | aliguori | * hold the amount of memory.
|
496 | 11c2fd3e | aliguori | */
|
497 | 11c2fd3e | aliguori | numa_fw_cfg = qemu_mallocz((1 + smp_cpus + nb_numa_nodes) * 8); |
498 | 11c2fd3e | aliguori | numa_fw_cfg[0] = cpu_to_le64(nb_numa_nodes);
|
499 | 11c2fd3e | aliguori | for (i = 0; i < smp_cpus; i++) { |
500 | 11c2fd3e | aliguori | for (j = 0; j < nb_numa_nodes; j++) { |
501 | 11c2fd3e | aliguori | if (node_cpumask[j] & (1 << i)) { |
502 | 11c2fd3e | aliguori | numa_fw_cfg[i + 1] = cpu_to_le64(j);
|
503 | 11c2fd3e | aliguori | break;
|
504 | 11c2fd3e | aliguori | } |
505 | 11c2fd3e | aliguori | } |
506 | 11c2fd3e | aliguori | } |
507 | 11c2fd3e | aliguori | for (i = 0; i < nb_numa_nodes; i++) { |
508 | 11c2fd3e | aliguori | numa_fw_cfg[smp_cpus + 1 + i] = cpu_to_le64(node_mem[i]);
|
509 | 11c2fd3e | aliguori | } |
510 | 11c2fd3e | aliguori | fw_cfg_add_bytes(fw_cfg, FW_CFG_NUMA, (uint8_t *)numa_fw_cfg, |
511 | 11c2fd3e | aliguori | (1 + smp_cpus + nb_numa_nodes) * 8); |
512 | bf483392 | Alexander Graf | |
513 | bf483392 | Alexander Graf | return fw_cfg;
|
514 | 80cabfad | bellard | } |
515 | 80cabfad | bellard | |
516 | 642a4f96 | ths | static long get_file_size(FILE *f) |
517 | 642a4f96 | ths | { |
518 | 642a4f96 | ths | long where, size;
|
519 | 642a4f96 | ths | |
520 | 642a4f96 | ths | /* XXX: on Unix systems, using fstat() probably makes more sense */
|
521 | 642a4f96 | ths | |
522 | 642a4f96 | ths | where = ftell(f); |
523 | 642a4f96 | ths | fseek(f, 0, SEEK_END);
|
524 | 642a4f96 | ths | size = ftell(f); |
525 | 642a4f96 | ths | fseek(f, where, SEEK_SET); |
526 | 642a4f96 | ths | |
527 | 642a4f96 | ths | return size;
|
528 | 642a4f96 | ths | } |
529 | 642a4f96 | ths | |
530 | f16408df | Alexander Graf | static void load_linux(void *fw_cfg, |
531 | 4fc9af53 | aliguori | const char *kernel_filename, |
532 | 642a4f96 | ths | const char *initrd_filename, |
533 | e6ade764 | Glauber Costa | const char *kernel_cmdline, |
534 | 45a50b16 | Gerd Hoffmann | target_phys_addr_t max_ram_size) |
535 | 642a4f96 | ths | { |
536 | 642a4f96 | ths | uint16_t protocol; |
537 | 5cea8590 | Paul Brook | int setup_size, kernel_size, initrd_size = 0, cmdline_size; |
538 | 642a4f96 | ths | uint32_t initrd_max; |
539 | 57a46d05 | Alexander Graf | uint8_t header[8192], *setup, *kernel, *initrd_data;
|
540 | c227f099 | Anthony Liguori | target_phys_addr_t real_addr, prot_addr, cmdline_addr, initrd_addr = 0;
|
541 | 45a50b16 | Gerd Hoffmann | FILE *f; |
542 | bf4e5d92 | Pascal Terjan | char *vmode;
|
543 | 642a4f96 | ths | |
544 | 642a4f96 | ths | /* Align to 16 bytes as a paranoia measure */
|
545 | 642a4f96 | ths | cmdline_size = (strlen(kernel_cmdline)+16) & ~15; |
546 | 642a4f96 | ths | |
547 | 642a4f96 | ths | /* load the kernel header */
|
548 | 642a4f96 | ths | f = fopen(kernel_filename, "rb");
|
549 | 642a4f96 | ths | if (!f || !(kernel_size = get_file_size(f)) ||
|
550 | f16408df | Alexander Graf | fread(header, 1, MIN(ARRAY_SIZE(header), kernel_size), f) !=
|
551 | f16408df | Alexander Graf | MIN(ARRAY_SIZE(header), kernel_size)) { |
552 | 850810d0 | Justin M. Forbes | fprintf(stderr, "qemu: could not load kernel '%s': %s\n",
|
553 | 850810d0 | Justin M. Forbes | kernel_filename, strerror(errno)); |
554 | 642a4f96 | ths | exit(1);
|
555 | 642a4f96 | ths | } |
556 | 642a4f96 | ths | |
557 | 642a4f96 | ths | /* kernel protocol version */
|
558 | bc4edd79 | bellard | #if 0
|
559 | 642a4f96 | ths | fprintf(stderr, "header magic: %#x\n", ldl_p(header+0x202));
|
560 | bc4edd79 | bellard | #endif
|
561 | 642a4f96 | ths | if (ldl_p(header+0x202) == 0x53726448) |
562 | 642a4f96 | ths | protocol = lduw_p(header+0x206);
|
563 | f16408df | Alexander Graf | else {
|
564 | f16408df | Alexander Graf | /* This looks like a multiboot kernel. If it is, let's stop
|
565 | f16408df | Alexander Graf | treating it like a Linux kernel. */
|
566 | 52001445 | Adam Lackorzynski | if (load_multiboot(fw_cfg, f, kernel_filename, initrd_filename,
|
567 | 52001445 | Adam Lackorzynski | kernel_cmdline, kernel_size, header)) |
568 | 82663ee2 | Blue Swirl | return;
|
569 | 642a4f96 | ths | protocol = 0;
|
570 | f16408df | Alexander Graf | } |
571 | 642a4f96 | ths | |
572 | 642a4f96 | ths | if (protocol < 0x200 || !(header[0x211] & 0x01)) { |
573 | 642a4f96 | ths | /* Low kernel */
|
574 | a37af289 | blueswir1 | real_addr = 0x90000;
|
575 | a37af289 | blueswir1 | cmdline_addr = 0x9a000 - cmdline_size;
|
576 | a37af289 | blueswir1 | prot_addr = 0x10000;
|
577 | 642a4f96 | ths | } else if (protocol < 0x202) { |
578 | 642a4f96 | ths | /* High but ancient kernel */
|
579 | a37af289 | blueswir1 | real_addr = 0x90000;
|
580 | a37af289 | blueswir1 | cmdline_addr = 0x9a000 - cmdline_size;
|
581 | a37af289 | blueswir1 | prot_addr = 0x100000;
|
582 | 642a4f96 | ths | } else {
|
583 | 642a4f96 | ths | /* High and recent kernel */
|
584 | a37af289 | blueswir1 | real_addr = 0x10000;
|
585 | a37af289 | blueswir1 | cmdline_addr = 0x20000;
|
586 | a37af289 | blueswir1 | prot_addr = 0x100000;
|
587 | 642a4f96 | ths | } |
588 | 642a4f96 | ths | |
589 | bc4edd79 | bellard | #if 0
|
590 | 642a4f96 | ths | fprintf(stderr,
|
591 | 526ccb7a | balrog | "qemu: real_addr = 0x" TARGET_FMT_plx "\n"
|
592 | 526ccb7a | balrog | "qemu: cmdline_addr = 0x" TARGET_FMT_plx "\n"
|
593 | 526ccb7a | balrog | "qemu: prot_addr = 0x" TARGET_FMT_plx "\n",
|
594 | a37af289 | blueswir1 | real_addr,
|
595 | a37af289 | blueswir1 | cmdline_addr,
|
596 | a37af289 | blueswir1 | prot_addr);
|
597 | bc4edd79 | bellard | #endif
|
598 | 642a4f96 | ths | |
599 | 642a4f96 | ths | /* highest address for loading the initrd */
|
600 | 642a4f96 | ths | if (protocol >= 0x203) |
601 | 642a4f96 | ths | initrd_max = ldl_p(header+0x22c);
|
602 | 642a4f96 | ths | else
|
603 | 642a4f96 | ths | initrd_max = 0x37ffffff;
|
604 | 642a4f96 | ths | |
605 | e6ade764 | Glauber Costa | if (initrd_max >= max_ram_size-ACPI_DATA_SIZE)
|
606 | e6ade764 | Glauber Costa | initrd_max = max_ram_size-ACPI_DATA_SIZE-1;
|
607 | 642a4f96 | ths | |
608 | 57a46d05 | Alexander Graf | fw_cfg_add_i32(fw_cfg, FW_CFG_CMDLINE_ADDR, cmdline_addr); |
609 | 57a46d05 | Alexander Graf | fw_cfg_add_i32(fw_cfg, FW_CFG_CMDLINE_SIZE, strlen(kernel_cmdline)+1);
|
610 | 57a46d05 | Alexander Graf | fw_cfg_add_bytes(fw_cfg, FW_CFG_CMDLINE_DATA, |
611 | 57a46d05 | Alexander Graf | (uint8_t*)strdup(kernel_cmdline), |
612 | 57a46d05 | Alexander Graf | strlen(kernel_cmdline)+1);
|
613 | 642a4f96 | ths | |
614 | 642a4f96 | ths | if (protocol >= 0x202) { |
615 | a37af289 | blueswir1 | stl_p(header+0x228, cmdline_addr);
|
616 | 642a4f96 | ths | } else {
|
617 | 642a4f96 | ths | stw_p(header+0x20, 0xA33F); |
618 | 642a4f96 | ths | stw_p(header+0x22, cmdline_addr-real_addr);
|
619 | 642a4f96 | ths | } |
620 | 642a4f96 | ths | |
621 | bf4e5d92 | Pascal Terjan | /* handle vga= parameter */
|
622 | bf4e5d92 | Pascal Terjan | vmode = strstr(kernel_cmdline, "vga=");
|
623 | bf4e5d92 | Pascal Terjan | if (vmode) {
|
624 | bf4e5d92 | Pascal Terjan | unsigned int video_mode; |
625 | bf4e5d92 | Pascal Terjan | /* skip "vga=" */
|
626 | bf4e5d92 | Pascal Terjan | vmode += 4;
|
627 | bf4e5d92 | Pascal Terjan | if (!strncmp(vmode, "normal", 6)) { |
628 | bf4e5d92 | Pascal Terjan | video_mode = 0xffff;
|
629 | bf4e5d92 | Pascal Terjan | } else if (!strncmp(vmode, "ext", 3)) { |
630 | bf4e5d92 | Pascal Terjan | video_mode = 0xfffe;
|
631 | bf4e5d92 | Pascal Terjan | } else if (!strncmp(vmode, "ask", 3)) { |
632 | bf4e5d92 | Pascal Terjan | video_mode = 0xfffd;
|
633 | bf4e5d92 | Pascal Terjan | } else {
|
634 | bf4e5d92 | Pascal Terjan | video_mode = strtol(vmode, NULL, 0); |
635 | bf4e5d92 | Pascal Terjan | } |
636 | bf4e5d92 | Pascal Terjan | stw_p(header+0x1fa, video_mode);
|
637 | bf4e5d92 | Pascal Terjan | } |
638 | bf4e5d92 | Pascal Terjan | |
639 | 642a4f96 | ths | /* loader type */
|
640 | 642a4f96 | ths | /* High nybble = B reserved for Qemu; low nybble is revision number.
|
641 | 642a4f96 | ths | If this code is substantially changed, you may want to consider
|
642 | 642a4f96 | ths | incrementing the revision. */
|
643 | 642a4f96 | ths | if (protocol >= 0x200) |
644 | 642a4f96 | ths | header[0x210] = 0xB0; |
645 | 642a4f96 | ths | |
646 | 642a4f96 | ths | /* heap */
|
647 | 642a4f96 | ths | if (protocol >= 0x201) { |
648 | 642a4f96 | ths | header[0x211] |= 0x80; /* CAN_USE_HEAP */ |
649 | 642a4f96 | ths | stw_p(header+0x224, cmdline_addr-real_addr-0x200); |
650 | 642a4f96 | ths | } |
651 | 642a4f96 | ths | |
652 | 642a4f96 | ths | /* load initrd */
|
653 | 642a4f96 | ths | if (initrd_filename) {
|
654 | 642a4f96 | ths | if (protocol < 0x200) { |
655 | 642a4f96 | ths | fprintf(stderr, "qemu: linux kernel too old to load a ram disk\n");
|
656 | 642a4f96 | ths | exit(1);
|
657 | 642a4f96 | ths | } |
658 | 642a4f96 | ths | |
659 | 45a50b16 | Gerd Hoffmann | initrd_size = get_image_size(initrd_filename); |
660 | 45a50b16 | Gerd Hoffmann | initrd_addr = (initrd_max-initrd_size) & ~4095;
|
661 | 57a46d05 | Alexander Graf | |
662 | 57a46d05 | Alexander Graf | initrd_data = qemu_malloc(initrd_size); |
663 | 57a46d05 | Alexander Graf | load_image(initrd_filename, initrd_data); |
664 | 57a46d05 | Alexander Graf | |
665 | 57a46d05 | Alexander Graf | fw_cfg_add_i32(fw_cfg, FW_CFG_INITRD_ADDR, initrd_addr); |
666 | 57a46d05 | Alexander Graf | fw_cfg_add_i32(fw_cfg, FW_CFG_INITRD_SIZE, initrd_size); |
667 | 57a46d05 | Alexander Graf | fw_cfg_add_bytes(fw_cfg, FW_CFG_INITRD_DATA, initrd_data, initrd_size); |
668 | 642a4f96 | ths | |
669 | a37af289 | blueswir1 | stl_p(header+0x218, initrd_addr);
|
670 | 642a4f96 | ths | stl_p(header+0x21c, initrd_size);
|
671 | 642a4f96 | ths | } |
672 | 642a4f96 | ths | |
673 | 45a50b16 | Gerd Hoffmann | /* load kernel and setup */
|
674 | 642a4f96 | ths | setup_size = header[0x1f1];
|
675 | 642a4f96 | ths | if (setup_size == 0) |
676 | 642a4f96 | ths | setup_size = 4;
|
677 | 642a4f96 | ths | setup_size = (setup_size+1)*512; |
678 | 45a50b16 | Gerd Hoffmann | kernel_size -= setup_size; |
679 | 642a4f96 | ths | |
680 | 45a50b16 | Gerd Hoffmann | setup = qemu_malloc(setup_size); |
681 | 45a50b16 | Gerd Hoffmann | kernel = qemu_malloc(kernel_size); |
682 | 45a50b16 | Gerd Hoffmann | fseek(f, 0, SEEK_SET);
|
683 | 5a41ecc5 | Kirill A. Shutemov | if (fread(setup, 1, setup_size, f) != setup_size) { |
684 | 5a41ecc5 | Kirill A. Shutemov | fprintf(stderr, "fread() failed\n");
|
685 | 5a41ecc5 | Kirill A. Shutemov | exit(1);
|
686 | 5a41ecc5 | Kirill A. Shutemov | } |
687 | 5a41ecc5 | Kirill A. Shutemov | if (fread(kernel, 1, kernel_size, f) != kernel_size) { |
688 | 5a41ecc5 | Kirill A. Shutemov | fprintf(stderr, "fread() failed\n");
|
689 | 5a41ecc5 | Kirill A. Shutemov | exit(1);
|
690 | 5a41ecc5 | Kirill A. Shutemov | } |
691 | 642a4f96 | ths | fclose(f); |
692 | 45a50b16 | Gerd Hoffmann | memcpy(setup, header, MIN(sizeof(header), setup_size));
|
693 | 57a46d05 | Alexander Graf | |
694 | 57a46d05 | Alexander Graf | fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_ADDR, prot_addr); |
695 | 57a46d05 | Alexander Graf | fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_SIZE, kernel_size); |
696 | 57a46d05 | Alexander Graf | fw_cfg_add_bytes(fw_cfg, FW_CFG_KERNEL_DATA, kernel, kernel_size); |
697 | 57a46d05 | Alexander Graf | |
698 | 57a46d05 | Alexander Graf | fw_cfg_add_i32(fw_cfg, FW_CFG_SETUP_ADDR, real_addr); |
699 | 57a46d05 | Alexander Graf | fw_cfg_add_i32(fw_cfg, FW_CFG_SETUP_SIZE, setup_size); |
700 | 57a46d05 | Alexander Graf | fw_cfg_add_bytes(fw_cfg, FW_CFG_SETUP_DATA, setup, setup_size); |
701 | 57a46d05 | Alexander Graf | |
702 | 57a46d05 | Alexander Graf | option_rom[nb_option_roms] = "linuxboot.bin";
|
703 | 57a46d05 | Alexander Graf | nb_option_roms++; |
704 | 642a4f96 | ths | } |
705 | 642a4f96 | ths | |
706 | b41a2cd1 | bellard | static const int ide_iobase[2] = { 0x1f0, 0x170 }; |
707 | b41a2cd1 | bellard | static const int ide_iobase2[2] = { 0x3f6, 0x376 }; |
708 | b41a2cd1 | bellard | static const int ide_irq[2] = { 14, 15 }; |
709 | b41a2cd1 | bellard | |
710 | b41a2cd1 | bellard | #define NE2000_NB_MAX 6 |
711 | b41a2cd1 | bellard | |
712 | 675d6f82 | Blue Swirl | static const int ne2000_io[NE2000_NB_MAX] = { 0x300, 0x320, 0x340, 0x360, |
713 | 675d6f82 | Blue Swirl | 0x280, 0x380 }; |
714 | 675d6f82 | Blue Swirl | static const int ne2000_irq[NE2000_NB_MAX] = { 9, 10, 11, 3, 4, 5 }; |
715 | b41a2cd1 | bellard | |
716 | 675d6f82 | Blue Swirl | static const int parallel_io[MAX_PARALLEL_PORTS] = { 0x378, 0x278, 0x3bc }; |
717 | 675d6f82 | Blue Swirl | static const int parallel_irq[MAX_PARALLEL_PORTS] = { 7, 7, 7 }; |
718 | 6508fe59 | bellard | |
719 | 6a36d84e | bellard | #ifdef HAS_AUDIO
|
720 | d537cf6c | pbrook | static void audio_init (PCIBus *pci_bus, qemu_irq *pic) |
721 | 6a36d84e | bellard | { |
722 | 6a36d84e | bellard | struct soundhw *c;
|
723 | 6a36d84e | bellard | |
724 | 3a8bae3e | malc | for (c = soundhw; c->name; ++c) {
|
725 | 3a8bae3e | malc | if (c->enabled) {
|
726 | 3a8bae3e | malc | if (c->isa) {
|
727 | 3a8bae3e | malc | c->init.init_isa(pic); |
728 | 3a8bae3e | malc | } else {
|
729 | 3a8bae3e | malc | if (pci_bus) {
|
730 | 3a8bae3e | malc | c->init.init_pci(pci_bus); |
731 | 6a36d84e | bellard | } |
732 | 6a36d84e | bellard | } |
733 | 6a36d84e | bellard | } |
734 | 6a36d84e | bellard | } |
735 | 6a36d84e | bellard | } |
736 | 6a36d84e | bellard | #endif
|
737 | 6a36d84e | bellard | |
738 | 3a38d437 | Jes Sorensen | static void pc_init_ne2k_isa(NICInfo *nd) |
739 | a41b2ff2 | pbrook | { |
740 | a41b2ff2 | pbrook | static int nb_ne2k = 0; |
741 | a41b2ff2 | pbrook | |
742 | a41b2ff2 | pbrook | if (nb_ne2k == NE2000_NB_MAX)
|
743 | a41b2ff2 | pbrook | return;
|
744 | 3a38d437 | Jes Sorensen | isa_ne2000_init(ne2000_io[nb_ne2k], |
745 | 9453c5bc | Gerd Hoffmann | ne2000_irq[nb_ne2k], nd); |
746 | a41b2ff2 | pbrook | nb_ne2k++; |
747 | a41b2ff2 | pbrook | } |
748 | a41b2ff2 | pbrook | |
749 | 678e12cc | Gleb Natapov | int cpu_is_bsp(CPUState *env)
|
750 | 678e12cc | Gleb Natapov | { |
751 | 6cb2996c | Jan Kiszka | /* We hard-wire the BSP to the first CPU. */
|
752 | 6cb2996c | Jan Kiszka | return env->cpu_index == 0; |
753 | 678e12cc | Gleb Natapov | } |
754 | 678e12cc | Gleb Natapov | |
755 | 3a31f36a | Jan Kiszka | static CPUState *pc_new_cpu(const char *cpu_model) |
756 | 3a31f36a | Jan Kiszka | { |
757 | 3a31f36a | Jan Kiszka | CPUState *env; |
758 | 3a31f36a | Jan Kiszka | |
759 | 3a31f36a | Jan Kiszka | env = cpu_init(cpu_model); |
760 | 3a31f36a | Jan Kiszka | if (!env) {
|
761 | 3a31f36a | Jan Kiszka | fprintf(stderr, "Unable to find x86 CPU definition\n");
|
762 | 3a31f36a | Jan Kiszka | exit(1);
|
763 | 3a31f36a | Jan Kiszka | } |
764 | 3a31f36a | Jan Kiszka | if ((env->cpuid_features & CPUID_APIC) || smp_cpus > 1) { |
765 | 3a31f36a | Jan Kiszka | env->cpuid_apic_id = env->cpu_index; |
766 | 3a31f36a | Jan Kiszka | /* APIC reset callback resets cpu */
|
767 | 3a31f36a | Jan Kiszka | apic_init(env); |
768 | 3a31f36a | Jan Kiszka | } else {
|
769 | 3a31f36a | Jan Kiszka | qemu_register_reset((QEMUResetHandler*)cpu_reset, env); |
770 | 3a31f36a | Jan Kiszka | } |
771 | 3a31f36a | Jan Kiszka | return env;
|
772 | 3a31f36a | Jan Kiszka | } |
773 | 3a31f36a | Jan Kiszka | |
774 | 80cabfad | bellard | /* PC hardware initialisation */
|
775 | c227f099 | Anthony Liguori | static void pc_init1(ram_addr_t ram_size, |
776 | 3023f332 | aliguori | const char *boot_device, |
777 | e8b2a1c6 | Mark McLoughlin | const char *kernel_filename, |
778 | e8b2a1c6 | Mark McLoughlin | const char *kernel_cmdline, |
779 | 3dbbdc25 | bellard | const char *initrd_filename, |
780 | e8b2a1c6 | Mark McLoughlin | const char *cpu_model, |
781 | caea79a9 | Mark McLoughlin | int pci_enabled)
|
782 | 80cabfad | bellard | { |
783 | 5cea8590 | Paul Brook | char *filename;
|
784 | 642a4f96 | ths | int ret, linux_boot, i;
|
785 | c227f099 | Anthony Liguori | ram_addr_t ram_addr, bios_offset, option_rom_offset; |
786 | c227f099 | Anthony Liguori | ram_addr_t below_4g_mem_size, above_4g_mem_size = 0;
|
787 | 45a50b16 | Gerd Hoffmann | int bios_size, isa_bios_size;
|
788 | 46e50e9d | bellard | PCIBus *pci_bus; |
789 | b3999638 | Gerd Hoffmann | ISADevice *isa_dev; |
790 | 5c3ff3a7 | pbrook | int piix3_devfn = -1; |
791 | 59b8ad81 | bellard | CPUState *env; |
792 | d537cf6c | pbrook | qemu_irq *cpu_irq; |
793 | 1452411b | Avi Kivity | qemu_irq *isa_irq; |
794 | d537cf6c | pbrook | qemu_irq *i8259; |
795 | 1452411b | Avi Kivity | IsaIrqState *isa_irq_state; |
796 | f455e98c | Gerd Hoffmann | DriveInfo *hd[MAX_IDE_BUS * MAX_IDE_DEVS]; |
797 | fd8014e1 | Gerd Hoffmann | DriveInfo *fd[MAX_FD]; |
798 | bf483392 | Alexander Graf | void *fw_cfg;
|
799 | d592d303 | bellard | |
800 | 00f82b8a | aurel32 | if (ram_size >= 0xe0000000 ) { |
801 | 00f82b8a | aurel32 | above_4g_mem_size = ram_size - 0xe0000000;
|
802 | 00f82b8a | aurel32 | below_4g_mem_size = 0xe0000000;
|
803 | 00f82b8a | aurel32 | } else {
|
804 | 00f82b8a | aurel32 | below_4g_mem_size = ram_size; |
805 | 00f82b8a | aurel32 | } |
806 | 00f82b8a | aurel32 | |
807 | 80cabfad | bellard | linux_boot = (kernel_filename != NULL);
|
808 | 80cabfad | bellard | |
809 | 59b8ad81 | bellard | /* init CPUs */
|
810 | a049de61 | bellard | if (cpu_model == NULL) { |
811 | a049de61 | bellard | #ifdef TARGET_X86_64
|
812 | a049de61 | bellard | cpu_model = "qemu64";
|
813 | a049de61 | bellard | #else
|
814 | a049de61 | bellard | cpu_model = "qemu32";
|
815 | a049de61 | bellard | #endif
|
816 | a049de61 | bellard | } |
817 | 3a31f36a | Jan Kiszka | |
818 | 3a31f36a | Jan Kiszka | for (i = 0; i < smp_cpus; i++) { |
819 | 3a31f36a | Jan Kiszka | env = pc_new_cpu(cpu_model); |
820 | 59b8ad81 | bellard | } |
821 | 59b8ad81 | bellard | |
822 | 26fb5e48 | aurel32 | vmport_init(); |
823 | 26fb5e48 | aurel32 | |
824 | 80cabfad | bellard | /* allocate RAM */
|
825 | 60e4c631 | Avi Kivity | ram_addr = qemu_ram_alloc(below_4g_mem_size); |
826 | 82b36dc3 | aliguori | cpu_register_physical_memory(0, 0xa0000, ram_addr); |
827 | 82b36dc3 | aliguori | cpu_register_physical_memory(0x100000,
|
828 | 82b36dc3 | aliguori | below_4g_mem_size - 0x100000,
|
829 | 60e4c631 | Avi Kivity | ram_addr + 0x100000);
|
830 | 00f82b8a | aurel32 | |
831 | 00f82b8a | aurel32 | /* above 4giga memory allocation */
|
832 | 00f82b8a | aurel32 | if (above_4g_mem_size > 0) { |
833 | 8a637d44 | Paul Brook | #if TARGET_PHYS_ADDR_BITS == 32 |
834 | 8a637d44 | Paul Brook | hw_error("To much RAM for 32-bit physical address");
|
835 | 8a637d44 | Paul Brook | #else
|
836 | 82b36dc3 | aliguori | ram_addr = qemu_ram_alloc(above_4g_mem_size); |
837 | 82b36dc3 | aliguori | cpu_register_physical_memory(0x100000000ULL,
|
838 | 526ccb7a | balrog | above_4g_mem_size, |
839 | 82b36dc3 | aliguori | ram_addr); |
840 | 8a637d44 | Paul Brook | #endif
|
841 | 00f82b8a | aurel32 | } |
842 | 80cabfad | bellard | |
843 | 82b36dc3 | aliguori | |
844 | 970ac5a3 | bellard | /* BIOS load */
|
845 | 1192dad8 | j_mayer | if (bios_name == NULL) |
846 | 1192dad8 | j_mayer | bios_name = BIOS_FILENAME; |
847 | 5cea8590 | Paul Brook | filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name); |
848 | 5cea8590 | Paul Brook | if (filename) {
|
849 | 5cea8590 | Paul Brook | bios_size = get_image_size(filename); |
850 | 5cea8590 | Paul Brook | } else {
|
851 | 5cea8590 | Paul Brook | bios_size = -1;
|
852 | 5cea8590 | Paul Brook | } |
853 | 5fafdf24 | ths | if (bios_size <= 0 || |
854 | 970ac5a3 | bellard | (bios_size % 65536) != 0) { |
855 | 7587cf44 | bellard | goto bios_error;
|
856 | 7587cf44 | bellard | } |
857 | 970ac5a3 | bellard | bios_offset = qemu_ram_alloc(bios_size); |
858 | 51edd4e6 | Gerd Hoffmann | ret = rom_add_file_fixed(bios_name, (uint32_t)(-bios_size)); |
859 | 51edd4e6 | Gerd Hoffmann | if (ret != 0) { |
860 | 7587cf44 | bellard | bios_error:
|
861 | 5cea8590 | Paul Brook | fprintf(stderr, "qemu: could not load PC BIOS '%s'\n", bios_name);
|
862 | 80cabfad | bellard | exit(1);
|
863 | 80cabfad | bellard | } |
864 | 5cea8590 | Paul Brook | if (filename) {
|
865 | 5cea8590 | Paul Brook | qemu_free(filename); |
866 | 5cea8590 | Paul Brook | } |
867 | 7587cf44 | bellard | /* map the last 128KB of the BIOS in ISA space */
|
868 | 7587cf44 | bellard | isa_bios_size = bios_size; |
869 | 7587cf44 | bellard | if (isa_bios_size > (128 * 1024)) |
870 | 7587cf44 | bellard | isa_bios_size = 128 * 1024; |
871 | 5fafdf24 | ths | cpu_register_physical_memory(0x100000 - isa_bios_size,
|
872 | 5fafdf24 | ths | isa_bios_size, |
873 | 7587cf44 | bellard | (bios_offset + bios_size - isa_bios_size) | IO_MEM_ROM); |
874 | 9ae02555 | ths | |
875 | 45a50b16 | Gerd Hoffmann | option_rom_offset = qemu_ram_alloc(PC_ROM_SIZE); |
876 | 45a50b16 | Gerd Hoffmann | cpu_register_physical_memory(PC_ROM_MIN_VGA, PC_ROM_SIZE, option_rom_offset); |
877 | f753ff16 | pbrook | |
878 | 1d108d97 | Alexander Graf | /* map all the bios at the top of memory */
|
879 | 1d108d97 | Alexander Graf | cpu_register_physical_memory((uint32_t)(-bios_size), |
880 | 1d108d97 | Alexander Graf | bios_size, bios_offset | IO_MEM_ROM); |
881 | 1d108d97 | Alexander Graf | |
882 | bf483392 | Alexander Graf | fw_cfg = bochs_bios_init(); |
883 | 8832cb80 | Gerd Hoffmann | rom_set_fw(fw_cfg); |
884 | 1d108d97 | Alexander Graf | |
885 | f753ff16 | pbrook | if (linux_boot) {
|
886 | 45a50b16 | Gerd Hoffmann | load_linux(fw_cfg, kernel_filename, initrd_filename, kernel_cmdline, below_4g_mem_size); |
887 | f753ff16 | pbrook | } |
888 | f753ff16 | pbrook | |
889 | f753ff16 | pbrook | for (i = 0; i < nb_option_roms; i++) { |
890 | 45a50b16 | Gerd Hoffmann | rom_add_option(option_rom[i]); |
891 | 406c8df3 | Glauber Costa | } |
892 | 406c8df3 | Glauber Costa | |
893 | a5b38b51 | aurel32 | cpu_irq = qemu_allocate_irqs(pic_irq_request, NULL, 1); |
894 | d537cf6c | pbrook | i8259 = i8259_init(cpu_irq[0]);
|
895 | 1452411b | Avi Kivity | isa_irq_state = qemu_mallocz(sizeof(*isa_irq_state));
|
896 | 1452411b | Avi Kivity | isa_irq_state->i8259 = i8259; |
897 | 1632dc6a | Avi Kivity | isa_irq = qemu_allocate_irqs(isa_irq_handler, isa_irq_state, 24);
|
898 | d537cf6c | pbrook | |
899 | 69b91039 | bellard | if (pci_enabled) {
|
900 | 85a750ca | Juan Quintela | pci_bus = i440fx_init(&i440fx_state, &piix3_devfn, isa_irq); |
901 | 46e50e9d | bellard | } else {
|
902 | 46e50e9d | bellard | pci_bus = NULL;
|
903 | 2091ba23 | Gerd Hoffmann | isa_bus_new(NULL);
|
904 | 69b91039 | bellard | } |
905 | 2091ba23 | Gerd Hoffmann | isa_bus_irqs(isa_irq); |
906 | 69b91039 | bellard | |
907 | 3a38d437 | Jes Sorensen | ferr_irq = isa_reserve_irq(13);
|
908 | 3a38d437 | Jes Sorensen | |
909 | 80cabfad | bellard | /* init basic PC hardware */
|
910 | b41a2cd1 | bellard | register_ioport_write(0x80, 1, 1, ioport80_write, NULL); |
911 | 80cabfad | bellard | |
912 | f929aad6 | bellard | register_ioport_write(0xf0, 1, 1, ioportF0_write, NULL); |
913 | f929aad6 | bellard | |
914 | 1f04275e | bellard | if (cirrus_vga_enabled) {
|
915 | 1f04275e | bellard | if (pci_enabled) {
|
916 | fbe1b595 | Paul Brook | pci_cirrus_vga_init(pci_bus); |
917 | 1f04275e | bellard | } else {
|
918 | fbe1b595 | Paul Brook | isa_cirrus_vga_init(); |
919 | 1f04275e | bellard | } |
920 | d34cab9f | ths | } else if (vmsvga_enabled) { |
921 | d34cab9f | ths | if (pci_enabled)
|
922 | fbe1b595 | Paul Brook | pci_vmsvga_init(pci_bus); |
923 | d34cab9f | ths | else
|
924 | d34cab9f | ths | fprintf(stderr, "%s: vmware_vga: no PCI bus\n", __FUNCTION__);
|
925 | c2b3b41a | aliguori | } else if (std_vga_enabled) { |
926 | 89b6b508 | bellard | if (pci_enabled) {
|
927 | fbe1b595 | Paul Brook | pci_vga_init(pci_bus, 0, 0); |
928 | 89b6b508 | bellard | } else {
|
929 | fbe1b595 | Paul Brook | isa_vga_init(); |
930 | 89b6b508 | bellard | } |
931 | 1f04275e | bellard | } |
932 | 80cabfad | bellard | |
933 | 32e0c826 | Gerd Hoffmann | rtc_state = rtc_init(2000);
|
934 | 80cabfad | bellard | |
935 | 3b4366de | blueswir1 | qemu_register_boot_set(pc_boot_set, rtc_state); |
936 | 3b4366de | blueswir1 | |
937 | e1a23744 | bellard | register_ioport_read(0x92, 1, 1, ioport92_read, NULL); |
938 | e1a23744 | bellard | register_ioport_write(0x92, 1, 1, ioport92_write, NULL); |
939 | e1a23744 | bellard | |
940 | d592d303 | bellard | if (pci_enabled) {
|
941 | 1632dc6a | Avi Kivity | isa_irq_state->ioapic = ioapic_init(); |
942 | d592d303 | bellard | } |
943 | 3a38d437 | Jes Sorensen | pit = pit_init(0x40, isa_reserve_irq(0)); |
944 | fd06c375 | bellard | pcspk_init(pit); |
945 | 16b29ae1 | aliguori | if (!no_hpet) {
|
946 | 1452411b | Avi Kivity | hpet_init(isa_irq); |
947 | 16b29ae1 | aliguori | } |
948 | b41a2cd1 | bellard | |
949 | 8d11df9e | bellard | for(i = 0; i < MAX_SERIAL_PORTS; i++) { |
950 | 8d11df9e | bellard | if (serial_hds[i]) {
|
951 | ac0be998 | Gerd Hoffmann | serial_isa_init(i, serial_hds[i]); |
952 | 8d11df9e | bellard | } |
953 | 8d11df9e | bellard | } |
954 | b41a2cd1 | bellard | |
955 | 6508fe59 | bellard | for(i = 0; i < MAX_PARALLEL_PORTS; i++) { |
956 | 6508fe59 | bellard | if (parallel_hds[i]) {
|
957 | 021f0674 | Gerd Hoffmann | parallel_init(i, parallel_hds[i]); |
958 | 6508fe59 | bellard | } |
959 | 6508fe59 | bellard | } |
960 | 6508fe59 | bellard | |
961 | a41b2ff2 | pbrook | for(i = 0; i < nb_nics; i++) { |
962 | cb457d76 | aliguori | NICInfo *nd = &nd_table[i]; |
963 | cb457d76 | aliguori | |
964 | cb457d76 | aliguori | if (!pci_enabled || (nd->model && strcmp(nd->model, "ne2k_isa") == 0)) |
965 | 3a38d437 | Jes Sorensen | pc_init_ne2k_isa(nd); |
966 | cb457d76 | aliguori | else
|
967 | 07caea31 | Markus Armbruster | pci_nic_init_nofail(nd, "e1000", NULL); |
968 | a41b2ff2 | pbrook | } |
969 | b41a2cd1 | bellard | |
970 | e4bcb14c | ths | if (drive_get_max_bus(IF_IDE) >= MAX_IDE_BUS) {
|
971 | e4bcb14c | ths | fprintf(stderr, "qemu: too many IDE bus\n");
|
972 | e4bcb14c | ths | exit(1);
|
973 | e4bcb14c | ths | } |
974 | e4bcb14c | ths | |
975 | e4bcb14c | ths | for(i = 0; i < MAX_IDE_BUS * MAX_IDE_DEVS; i++) { |
976 | f455e98c | Gerd Hoffmann | hd[i] = drive_get(IF_IDE, i / MAX_IDE_DEVS, i % MAX_IDE_DEVS); |
977 | e4bcb14c | ths | } |
978 | e4bcb14c | ths | |
979 | a41b2ff2 | pbrook | if (pci_enabled) {
|
980 | ae027ad3 | Stefan Weil | pci_piix3_ide_init(pci_bus, hd, piix3_devfn + 1);
|
981 | a41b2ff2 | pbrook | } else {
|
982 | e4bcb14c | ths | for(i = 0; i < MAX_IDE_BUS; i++) { |
983 | dea21e97 | Gerd Hoffmann | isa_ide_init(ide_iobase[i], ide_iobase2[i], ide_irq[i], |
984 | e4bcb14c | ths | hd[MAX_IDE_DEVS * i], hd[MAX_IDE_DEVS * i + 1]);
|
985 | 69b91039 | bellard | } |
986 | b41a2cd1 | bellard | } |
987 | 69b91039 | bellard | |
988 | 2e15e23b | Gerd Hoffmann | isa_dev = isa_create_simple("i8042");
|
989 | 7c29d0c0 | bellard | DMA_init(0);
|
990 | 6a36d84e | bellard | #ifdef HAS_AUDIO
|
991 | 1452411b | Avi Kivity | audio_init(pci_enabled ? pci_bus : NULL, isa_irq);
|
992 | fb065187 | bellard | #endif
|
993 | 80cabfad | bellard | |
994 | e4bcb14c | ths | for(i = 0; i < MAX_FD; i++) { |
995 | fd8014e1 | Gerd Hoffmann | fd[i] = drive_get(IF_FLOPPY, 0, i);
|
996 | e4bcb14c | ths | } |
997 | 86c86157 | Gerd Hoffmann | floppy_controller = fdctrl_init_isa(fd); |
998 | b41a2cd1 | bellard | |
999 | 00f82b8a | aurel32 | cmos_init(below_4g_mem_size, above_4g_mem_size, boot_device, hd); |
1000 | 69b91039 | bellard | |
1001 | bb36d470 | bellard | if (pci_enabled && usb_enabled) {
|
1002 | afcc3cdf | ths | usb_uhci_piix3_init(pci_bus, piix3_devfn + 2);
|
1003 | bb36d470 | bellard | } |
1004 | bb36d470 | bellard | |
1005 | 6515b203 | bellard | if (pci_enabled && acpi_enabled) {
|
1006 | 3fffc223 | ths | uint8_t *eeprom_buf = qemu_mallocz(8 * 256); /* XXX: make this persistent */ |
1007 | 0ff596d0 | pbrook | i2c_bus *smbus; |
1008 | 0ff596d0 | pbrook | |
1009 | 0ff596d0 | pbrook | /* TODO: Populate SPD eeprom data. */
|
1010 | 3a38d437 | Jes Sorensen | smbus = piix4_pm_init(pci_bus, piix3_devfn + 3, 0xb100, |
1011 | 3a38d437 | Jes Sorensen | isa_reserve_irq(9));
|
1012 | 3fffc223 | ths | for (i = 0; i < 8; i++) { |
1013 | 1ea96673 | Paul Brook | DeviceState *eeprom; |
1014 | 02e2da45 | Paul Brook | eeprom = qdev_create((BusState *)smbus, "smbus-eeprom");
|
1015 | 5b7f5327 | Juan Quintela | qdev_prop_set_uint8(eeprom, "address", 0x50 + i); |
1016 | ee6847d1 | Gerd Hoffmann | qdev_prop_set_ptr(eeprom, "data", eeprom_buf + (i * 256)); |
1017 | e23a1b33 | Markus Armbruster | qdev_init_nofail(eeprom); |
1018 | 3fffc223 | ths | } |
1019 | 3f84865a | Gerd Hoffmann | piix4_acpi_system_hot_add_init(pci_bus); |
1020 | 6515b203 | bellard | } |
1021 | 3b46e624 | ths | |
1022 | a5954d5c | bellard | if (i440fx_state) {
|
1023 | a5954d5c | bellard | i440fx_init_memory_mappings(i440fx_state); |
1024 | a5954d5c | bellard | } |
1025 | e4bcb14c | ths | |
1026 | 7d8406be | pbrook | if (pci_enabled) {
|
1027 | e4bcb14c | ths | int max_bus;
|
1028 | 9be5dafe | Paul Brook | int bus;
|
1029 | 96d30e48 | ths | |
1030 | e4bcb14c | ths | max_bus = drive_get_max_bus(IF_SCSI); |
1031 | e4bcb14c | ths | for (bus = 0; bus <= max_bus; bus++) { |
1032 | 9be5dafe | Paul Brook | pci_create_simple(pci_bus, -1, "lsi53c895a"); |
1033 | e4bcb14c | ths | } |
1034 | 7d8406be | pbrook | } |
1035 | 80cabfad | bellard | } |
1036 | b5ff2d6e | bellard | |
1037 | c227f099 | Anthony Liguori | static void pc_init_pci(ram_addr_t ram_size, |
1038 | 3023f332 | aliguori | const char *boot_device, |
1039 | 5fafdf24 | ths | const char *kernel_filename, |
1040 | 3dbbdc25 | bellard | const char *kernel_cmdline, |
1041 | 94fc95cd | j_mayer | const char *initrd_filename, |
1042 | 94fc95cd | j_mayer | const char *cpu_model) |
1043 | 3dbbdc25 | bellard | { |
1044 | fbe1b595 | Paul Brook | pc_init1(ram_size, boot_device, |
1045 | 3dbbdc25 | bellard | kernel_filename, kernel_cmdline, |
1046 | caea79a9 | Mark McLoughlin | initrd_filename, cpu_model, 1);
|
1047 | 3dbbdc25 | bellard | } |
1048 | 3dbbdc25 | bellard | |
1049 | c227f099 | Anthony Liguori | static void pc_init_isa(ram_addr_t ram_size, |
1050 | 3023f332 | aliguori | const char *boot_device, |
1051 | 5fafdf24 | ths | const char *kernel_filename, |
1052 | 3dbbdc25 | bellard | const char *kernel_cmdline, |
1053 | 94fc95cd | j_mayer | const char *initrd_filename, |
1054 | 94fc95cd | j_mayer | const char *cpu_model) |
1055 | 3dbbdc25 | bellard | { |
1056 | 679a37af | Gerd Hoffmann | if (cpu_model == NULL) |
1057 | 679a37af | Gerd Hoffmann | cpu_model = "486";
|
1058 | fbe1b595 | Paul Brook | pc_init1(ram_size, boot_device, |
1059 | 3dbbdc25 | bellard | kernel_filename, kernel_cmdline, |
1060 | caea79a9 | Mark McLoughlin | initrd_filename, cpu_model, 0);
|
1061 | 3dbbdc25 | bellard | } |
1062 | 3dbbdc25 | bellard | |
1063 | 0bacd130 | aliguori | /* set CMOS shutdown status register (index 0xF) as S3_resume(0xFE)
|
1064 | 0bacd130 | aliguori | BIOS will read it and start S3 resume at POST Entry */
|
1065 | 0bacd130 | aliguori | void cmos_set_s3_resume(void) |
1066 | 0bacd130 | aliguori | { |
1067 | 0bacd130 | aliguori | if (rtc_state)
|
1068 | 0bacd130 | aliguori | rtc_set_memory(rtc_state, 0xF, 0xFE); |
1069 | 0bacd130 | aliguori | } |
1070 | 0bacd130 | aliguori | |
1071 | f80f9ec9 | Anthony Liguori | static QEMUMachine pc_machine = {
|
1072 | d76fa62d | Amit Shah | .name = "pc-0.13",
|
1073 | 95747581 | Mark McLoughlin | .alias = "pc",
|
1074 | a245f2e7 | aurel32 | .desc = "Standard PC",
|
1075 | a245f2e7 | aurel32 | .init = pc_init_pci, |
1076 | b2097003 | aliguori | .max_cpus = 255,
|
1077 | 0c257437 | Anthony Liguori | .is_default = 1,
|
1078 | 3dbbdc25 | bellard | }; |
1079 | 3dbbdc25 | bellard | |
1080 | d76fa62d | Amit Shah | static QEMUMachine pc_machine_v0_12 = {
|
1081 | d76fa62d | Amit Shah | .name = "pc-0.12",
|
1082 | d76fa62d | Amit Shah | .desc = "Standard PC",
|
1083 | d76fa62d | Amit Shah | .init = pc_init_pci, |
1084 | d76fa62d | Amit Shah | .max_cpus = 255,
|
1085 | 8bfbde6d | Amit Shah | .compat_props = (GlobalProperty[]) { |
1086 | 8bfbde6d | Amit Shah | { |
1087 | 8bfbde6d | Amit Shah | .driver = "virtio-serial-pci",
|
1088 | 8bfbde6d | Amit Shah | .property = "max_nr_ports",
|
1089 | 8bfbde6d | Amit Shah | .value = stringify(1),
|
1090 | 8bfbde6d | Amit Shah | },{ |
1091 | 8bfbde6d | Amit Shah | .driver = "virtio-serial-pci",
|
1092 | 8bfbde6d | Amit Shah | .property = "vectors",
|
1093 | 8bfbde6d | Amit Shah | .value = stringify(0),
|
1094 | 8bfbde6d | Amit Shah | }, |
1095 | 8bfbde6d | Amit Shah | { /* end of list */ }
|
1096 | 8bfbde6d | Amit Shah | } |
1097 | d76fa62d | Amit Shah | }; |
1098 | d76fa62d | Amit Shah | |
1099 | 2cae6f5e | Gerd Hoffmann | static QEMUMachine pc_machine_v0_11 = {
|
1100 | 2cae6f5e | Gerd Hoffmann | .name = "pc-0.11",
|
1101 | 2cae6f5e | Gerd Hoffmann | .desc = "Standard PC, qemu 0.11",
|
1102 | 2cae6f5e | Gerd Hoffmann | .init = pc_init_pci, |
1103 | 2cae6f5e | Gerd Hoffmann | .max_cpus = 255,
|
1104 | 2cae6f5e | Gerd Hoffmann | .compat_props = (GlobalProperty[]) { |
1105 | 2cae6f5e | Gerd Hoffmann | { |
1106 | 2cae6f5e | Gerd Hoffmann | .driver = "virtio-blk-pci",
|
1107 | 2cae6f5e | Gerd Hoffmann | .property = "vectors",
|
1108 | 2cae6f5e | Gerd Hoffmann | .value = stringify(0),
|
1109 | 20a86364 | Gerd Hoffmann | },{ |
1110 | 8bfbde6d | Amit Shah | .driver = "virtio-serial-pci",
|
1111 | 8bfbde6d | Amit Shah | .property = "max_nr_ports",
|
1112 | 8bfbde6d | Amit Shah | .value = stringify(1),
|
1113 | 8bfbde6d | Amit Shah | },{ |
1114 | 8bfbde6d | Amit Shah | .driver = "virtio-serial-pci",
|
1115 | 8bfbde6d | Amit Shah | .property = "vectors",
|
1116 | 8bfbde6d | Amit Shah | .value = stringify(0),
|
1117 | 8bfbde6d | Amit Shah | },{ |
1118 | 374ef704 | Gerd Hoffmann | .driver = "ide-drive",
|
1119 | 374ef704 | Gerd Hoffmann | .property = "ver",
|
1120 | 374ef704 | Gerd Hoffmann | .value = "0.11",
|
1121 | 374ef704 | Gerd Hoffmann | },{ |
1122 | 374ef704 | Gerd Hoffmann | .driver = "scsi-disk",
|
1123 | 374ef704 | Gerd Hoffmann | .property = "ver",
|
1124 | 374ef704 | Gerd Hoffmann | .value = "0.11",
|
1125 | 374ef704 | Gerd Hoffmann | },{ |
1126 | 20a86364 | Gerd Hoffmann | .driver = "PCI",
|
1127 | 20a86364 | Gerd Hoffmann | .property = "rombar",
|
1128 | 20a86364 | Gerd Hoffmann | .value = stringify(0),
|
1129 | 2cae6f5e | Gerd Hoffmann | }, |
1130 | 2cae6f5e | Gerd Hoffmann | { /* end of list */ }
|
1131 | 2cae6f5e | Gerd Hoffmann | } |
1132 | 2cae6f5e | Gerd Hoffmann | }; |
1133 | 2cae6f5e | Gerd Hoffmann | |
1134 | 96cc1810 | Gerd Hoffmann | static QEMUMachine pc_machine_v0_10 = {
|
1135 | 96cc1810 | Gerd Hoffmann | .name = "pc-0.10",
|
1136 | 96cc1810 | Gerd Hoffmann | .desc = "Standard PC, qemu 0.10",
|
1137 | 96cc1810 | Gerd Hoffmann | .init = pc_init_pci, |
1138 | 96cc1810 | Gerd Hoffmann | .max_cpus = 255,
|
1139 | 458fb679 | Gerd Hoffmann | .compat_props = (GlobalProperty[]) { |
1140 | ab73ff29 | Gerd Hoffmann | { |
1141 | ab73ff29 | Gerd Hoffmann | .driver = "virtio-blk-pci",
|
1142 | ab73ff29 | Gerd Hoffmann | .property = "class",
|
1143 | ab73ff29 | Gerd Hoffmann | .value = stringify(PCI_CLASS_STORAGE_OTHER), |
1144 | d6beee99 | Gerd Hoffmann | },{ |
1145 | 98b19252 | Amit Shah | .driver = "virtio-serial-pci",
|
1146 | d6beee99 | Gerd Hoffmann | .property = "class",
|
1147 | d6beee99 | Gerd Hoffmann | .value = stringify(PCI_CLASS_DISPLAY_OTHER), |
1148 | a1e0fea5 | Gerd Hoffmann | },{ |
1149 | 8bfbde6d | Amit Shah | .driver = "virtio-serial-pci",
|
1150 | 8bfbde6d | Amit Shah | .property = "max_nr_ports",
|
1151 | 8bfbde6d | Amit Shah | .value = stringify(1),
|
1152 | 8bfbde6d | Amit Shah | },{ |
1153 | 8bfbde6d | Amit Shah | .driver = "virtio-serial-pci",
|
1154 | 8bfbde6d | Amit Shah | .property = "vectors",
|
1155 | 8bfbde6d | Amit Shah | .value = stringify(0),
|
1156 | 8bfbde6d | Amit Shah | },{ |
1157 | a1e0fea5 | Gerd Hoffmann | .driver = "virtio-net-pci",
|
1158 | a1e0fea5 | Gerd Hoffmann | .property = "vectors",
|
1159 | a1e0fea5 | Gerd Hoffmann | .value = stringify(0),
|
1160 | 177539e0 | Gerd Hoffmann | },{ |
1161 | 177539e0 | Gerd Hoffmann | .driver = "virtio-blk-pci",
|
1162 | 177539e0 | Gerd Hoffmann | .property = "vectors",
|
1163 | 177539e0 | Gerd Hoffmann | .value = stringify(0),
|
1164 | 20a86364 | Gerd Hoffmann | },{ |
1165 | 374ef704 | Gerd Hoffmann | .driver = "ide-drive",
|
1166 | 374ef704 | Gerd Hoffmann | .property = "ver",
|
1167 | 374ef704 | Gerd Hoffmann | .value = "0.10",
|
1168 | 374ef704 | Gerd Hoffmann | },{ |
1169 | 374ef704 | Gerd Hoffmann | .driver = "scsi-disk",
|
1170 | 374ef704 | Gerd Hoffmann | .property = "ver",
|
1171 | 374ef704 | Gerd Hoffmann | .value = "0.10",
|
1172 | 374ef704 | Gerd Hoffmann | },{ |
1173 | 20a86364 | Gerd Hoffmann | .driver = "PCI",
|
1174 | 20a86364 | Gerd Hoffmann | .property = "rombar",
|
1175 | 20a86364 | Gerd Hoffmann | .value = stringify(0),
|
1176 | ab73ff29 | Gerd Hoffmann | }, |
1177 | 96cc1810 | Gerd Hoffmann | { /* end of list */ }
|
1178 | 96cc1810 | Gerd Hoffmann | }, |
1179 | 96cc1810 | Gerd Hoffmann | }; |
1180 | 96cc1810 | Gerd Hoffmann | |
1181 | f80f9ec9 | Anthony Liguori | static QEMUMachine isapc_machine = {
|
1182 | a245f2e7 | aurel32 | .name = "isapc",
|
1183 | a245f2e7 | aurel32 | .desc = "ISA-only PC",
|
1184 | a245f2e7 | aurel32 | .init = pc_init_isa, |
1185 | b2097003 | aliguori | .max_cpus = 1,
|
1186 | b5ff2d6e | bellard | }; |
1187 | f80f9ec9 | Anthony Liguori | |
1188 | f80f9ec9 | Anthony Liguori | static void pc_machine_init(void) |
1189 | f80f9ec9 | Anthony Liguori | { |
1190 | f80f9ec9 | Anthony Liguori | qemu_register_machine(&pc_machine); |
1191 | d76fa62d | Amit Shah | qemu_register_machine(&pc_machine_v0_12); |
1192 | 2cae6f5e | Gerd Hoffmann | qemu_register_machine(&pc_machine_v0_11); |
1193 | 96cc1810 | Gerd Hoffmann | qemu_register_machine(&pc_machine_v0_10); |
1194 | f80f9ec9 | Anthony Liguori | qemu_register_machine(&isapc_machine); |
1195 | f80f9ec9 | Anthony Liguori | } |
1196 | f80f9ec9 | Anthony Liguori | |
1197 | f80f9ec9 | Anthony Liguori | machine_init(pc_machine_init); |