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1 | 80cabfad | bellard | /*
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2 | 80cabfad | bellard | * QEMU PC System Emulator
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3 | 80cabfad | bellard | *
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4 | 80cabfad | bellard | * Copyright (c) 2003-2004 Fabrice Bellard
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5 | 80cabfad | bellard | *
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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 | 80cabfad | bellard | #include <stdlib.h> |
25 | 80cabfad | bellard | #include <stdio.h> |
26 | 80cabfad | bellard | #include <stdarg.h> |
27 | 80cabfad | bellard | #include <string.h> |
28 | 80cabfad | bellard | #include <getopt.h> |
29 | 80cabfad | bellard | #include <inttypes.h> |
30 | 80cabfad | bellard | #include <unistd.h> |
31 | 80cabfad | bellard | #include <sys/mman.h> |
32 | 80cabfad | bellard | #include <fcntl.h> |
33 | 80cabfad | bellard | #include <signal.h> |
34 | 80cabfad | bellard | #include <time.h> |
35 | 80cabfad | bellard | #include <sys/time.h> |
36 | 80cabfad | bellard | #include <malloc.h> |
37 | 80cabfad | bellard | #include <termios.h> |
38 | 80cabfad | bellard | #include <sys/poll.h> |
39 | 80cabfad | bellard | #include <errno.h> |
40 | 80cabfad | bellard | #include <sys/wait.h> |
41 | 80cabfad | bellard | #include <netinet/in.h> |
42 | 80cabfad | bellard | |
43 | 80cabfad | bellard | #include "cpu.h" |
44 | 80cabfad | bellard | #include "vl.h" |
45 | 80cabfad | bellard | |
46 | b41a2cd1 | bellard | /* output Bochs bios info messages */
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47 | b41a2cd1 | bellard | //#define DEBUG_BIOS
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48 | b41a2cd1 | bellard | |
49 | 80cabfad | bellard | #define BIOS_FILENAME "bios.bin" |
50 | 80cabfad | bellard | #define VGABIOS_FILENAME "vgabios.bin" |
51 | 80cabfad | bellard | #define LINUX_BOOT_FILENAME "linux_boot.bin" |
52 | 80cabfad | bellard | |
53 | 80cabfad | bellard | #define KERNEL_LOAD_ADDR 0x00100000 |
54 | 80cabfad | bellard | #define INITRD_LOAD_ADDR 0x00400000 |
55 | 80cabfad | bellard | #define KERNEL_PARAMS_ADDR 0x00090000 |
56 | 80cabfad | bellard | #define KERNEL_CMDLINE_ADDR 0x00099000 |
57 | 80cabfad | bellard | |
58 | 80cabfad | bellard | int speaker_data_on;
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59 | 80cabfad | bellard | int dummy_refresh_clock;
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60 | baca51fa | bellard | static fdctrl_t *floppy_controller;
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61 | b0a21b53 | bellard | static RTCState *rtc_state;
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62 | 80cabfad | bellard | |
63 | b41a2cd1 | bellard | static void ioport80_write(void *opaque, uint32_t addr, uint32_t data) |
64 | 80cabfad | bellard | { |
65 | 80cabfad | bellard | } |
66 | 80cabfad | bellard | |
67 | b0a21b53 | bellard | /* PC cmos mappings */
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68 | b0a21b53 | bellard | |
69 | 80cabfad | bellard | #define REG_EQUIPMENT_BYTE 0x14 |
70 | b0a21b53 | bellard | #define REG_IBM_CENTURY_BYTE 0x32 |
71 | b0a21b53 | bellard | #define REG_IBM_PS2_CENTURY_BYTE 0x37 |
72 | b0a21b53 | bellard | |
73 | b0a21b53 | bellard | |
74 | b0a21b53 | bellard | static inline int to_bcd(RTCState *s, int a) |
75 | b0a21b53 | bellard | { |
76 | b0a21b53 | bellard | return ((a / 10) << 4) | (a % 10); |
77 | b0a21b53 | bellard | } |
78 | 80cabfad | bellard | |
79 | 80cabfad | bellard | static void cmos_init(int ram_size, int boot_device) |
80 | 80cabfad | bellard | { |
81 | b0a21b53 | bellard | RTCState *s = rtc_state; |
82 | 80cabfad | bellard | int val;
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83 | b41a2cd1 | bellard | int fd0, fd1, nb;
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84 | b0a21b53 | bellard | time_t ti; |
85 | b0a21b53 | bellard | struct tm *tm;
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86 | b0a21b53 | bellard | |
87 | b0a21b53 | bellard | /* set the CMOS date */
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88 | b0a21b53 | bellard | time(&ti); |
89 | b0a21b53 | bellard | tm = gmtime(&ti); |
90 | b0a21b53 | bellard | rtc_set_date(s, tm); |
91 | b0a21b53 | bellard | |
92 | b0a21b53 | bellard | val = to_bcd(s, (tm->tm_year / 100) + 19); |
93 | b0a21b53 | bellard | rtc_set_memory(s, REG_IBM_CENTURY_BYTE, val); |
94 | b0a21b53 | bellard | rtc_set_memory(s, REG_IBM_PS2_CENTURY_BYTE, val); |
95 | 80cabfad | bellard | |
96 | b0a21b53 | bellard | /* various important CMOS locations needed by PC/Bochs bios */
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97 | 80cabfad | bellard | |
98 | 80cabfad | bellard | /* memory size */
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99 | 80cabfad | bellard | val = (ram_size / 1024) - 1024; |
100 | 80cabfad | bellard | if (val > 65535) |
101 | 80cabfad | bellard | val = 65535;
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102 | b0a21b53 | bellard | rtc_set_memory(s, 0x17, val);
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103 | b0a21b53 | bellard | rtc_set_memory(s, 0x18, val >> 8); |
104 | b0a21b53 | bellard | rtc_set_memory(s, 0x30, val);
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105 | b0a21b53 | bellard | rtc_set_memory(s, 0x31, val >> 8); |
106 | 80cabfad | bellard | |
107 | 80cabfad | bellard | val = (ram_size / 65536) - ((16 * 1024 * 1024) / 65536); |
108 | 80cabfad | bellard | if (val > 65535) |
109 | 80cabfad | bellard | val = 65535;
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110 | b0a21b53 | bellard | rtc_set_memory(s, 0x34, val);
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111 | b0a21b53 | bellard | rtc_set_memory(s, 0x35, val >> 8); |
112 | 80cabfad | bellard | |
113 | 80cabfad | bellard | switch(boot_device) {
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114 | 80cabfad | bellard | case 'a': |
115 | 80cabfad | bellard | case 'b': |
116 | b0a21b53 | bellard | rtc_set_memory(s, 0x3d, 0x01); /* floppy boot */ |
117 | 80cabfad | bellard | break;
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118 | 80cabfad | bellard | default:
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119 | 80cabfad | bellard | case 'c': |
120 | b0a21b53 | bellard | rtc_set_memory(s, 0x3d, 0x02); /* hard drive boot */ |
121 | 80cabfad | bellard | break;
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122 | 80cabfad | bellard | case 'd': |
123 | b0a21b53 | bellard | rtc_set_memory(s, 0x3d, 0x03); /* CD-ROM boot */ |
124 | 80cabfad | bellard | break;
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125 | 80cabfad | bellard | } |
126 | 80cabfad | bellard | |
127 | b41a2cd1 | bellard | /* floppy type */
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128 | b41a2cd1 | bellard | |
129 | baca51fa | bellard | fd0 = fdctrl_get_drive_type(floppy_controller, 0);
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130 | baca51fa | bellard | fd1 = fdctrl_get_drive_type(floppy_controller, 1);
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131 | 80cabfad | bellard | |
132 | b0a21b53 | bellard | val = 0;
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133 | 80cabfad | bellard | switch (fd0) {
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134 | 80cabfad | bellard | case 0: |
135 | 80cabfad | bellard | /* 1.44 Mb 3"5 drive */
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136 | b0a21b53 | bellard | val |= 0x40;
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137 | 80cabfad | bellard | break;
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138 | 80cabfad | bellard | case 1: |
139 | 80cabfad | bellard | /* 2.88 Mb 3"5 drive */
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140 | b0a21b53 | bellard | val |= 0x60;
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141 | 80cabfad | bellard | break;
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142 | 80cabfad | bellard | case 2: |
143 | 80cabfad | bellard | /* 1.2 Mb 5"5 drive */
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144 | b0a21b53 | bellard | val |= 0x20;
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145 | 80cabfad | bellard | break;
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146 | 80cabfad | bellard | } |
147 | 80cabfad | bellard | switch (fd1) {
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148 | 80cabfad | bellard | case 0: |
149 | 80cabfad | bellard | /* 1.44 Mb 3"5 drive */
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150 | b0a21b53 | bellard | val |= 0x04;
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151 | 80cabfad | bellard | break;
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152 | 80cabfad | bellard | case 1: |
153 | 80cabfad | bellard | /* 2.88 Mb 3"5 drive */
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154 | b0a21b53 | bellard | val |= 0x06;
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155 | 80cabfad | bellard | break;
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156 | 80cabfad | bellard | case 2: |
157 | 80cabfad | bellard | /* 1.2 Mb 5"5 drive */
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158 | b0a21b53 | bellard | val |= 0x02;
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159 | 80cabfad | bellard | break;
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160 | 80cabfad | bellard | } |
161 | b0a21b53 | bellard | rtc_set_memory(s, 0x10, val);
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162 | b0a21b53 | bellard | |
163 | b0a21b53 | bellard | val = 0;
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164 | b41a2cd1 | bellard | nb = 0;
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165 | 80cabfad | bellard | if (fd0 < 3) |
166 | 80cabfad | bellard | nb++; |
167 | 80cabfad | bellard | if (fd1 < 3) |
168 | 80cabfad | bellard | nb++; |
169 | 80cabfad | bellard | switch (nb) {
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170 | 80cabfad | bellard | case 0: |
171 | 80cabfad | bellard | break;
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172 | 80cabfad | bellard | case 1: |
173 | b0a21b53 | bellard | val |= 0x01; /* 1 drive, ready for boot */ |
174 | 80cabfad | bellard | break;
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175 | 80cabfad | bellard | case 2: |
176 | b0a21b53 | bellard | val |= 0x41; /* 2 drives, ready for boot */ |
177 | 80cabfad | bellard | break;
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178 | 80cabfad | bellard | } |
179 | b0a21b53 | bellard | val |= 0x02; /* FPU is there */ |
180 | b0a21b53 | bellard | val |= 0x04; /* PS/2 mouse installed */ |
181 | b0a21b53 | bellard | rtc_set_memory(s, REG_EQUIPMENT_BYTE, val); |
182 | b0a21b53 | bellard | |
183 | 80cabfad | bellard | } |
184 | 80cabfad | bellard | |
185 | b41a2cd1 | bellard | static void speaker_ioport_write(void *opaque, uint32_t addr, uint32_t val) |
186 | 80cabfad | bellard | { |
187 | 80cabfad | bellard | speaker_data_on = (val >> 1) & 1; |
188 | 80cabfad | bellard | pit_set_gate(&pit_channels[2], val & 1); |
189 | 80cabfad | bellard | } |
190 | 80cabfad | bellard | |
191 | b41a2cd1 | bellard | static uint32_t speaker_ioport_read(void *opaque, uint32_t addr) |
192 | 80cabfad | bellard | { |
193 | 80cabfad | bellard | int out;
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194 | b0a21b53 | bellard | out = pit_get_out(&pit_channels[2], qemu_get_clock(vm_clock));
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195 | 80cabfad | bellard | dummy_refresh_clock ^= 1;
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196 | 80cabfad | bellard | return (speaker_data_on << 1) | pit_channels[2].gate | (out << 5) | |
197 | 80cabfad | bellard | (dummy_refresh_clock << 4);
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198 | 80cabfad | bellard | } |
199 | 80cabfad | bellard | |
200 | 80cabfad | bellard | /***********************************************************/
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201 | 80cabfad | bellard | /* Bochs BIOS debug ports */
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202 | 80cabfad | bellard | |
203 | b41a2cd1 | bellard | void bochs_bios_write(void *opaque, uint32_t addr, uint32_t val) |
204 | 80cabfad | bellard | { |
205 | 80cabfad | bellard | switch(addr) {
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206 | 80cabfad | bellard | /* Bochs BIOS messages */
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207 | 80cabfad | bellard | case 0x400: |
208 | 80cabfad | bellard | case 0x401: |
209 | 80cabfad | bellard | fprintf(stderr, "BIOS panic at rombios.c, line %d\n", val);
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210 | 80cabfad | bellard | exit(1);
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211 | 80cabfad | bellard | case 0x402: |
212 | 80cabfad | bellard | case 0x403: |
213 | 80cabfad | bellard | #ifdef DEBUG_BIOS
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214 | 80cabfad | bellard | fprintf(stderr, "%c", val);
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215 | 80cabfad | bellard | #endif
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216 | 80cabfad | bellard | break;
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217 | 80cabfad | bellard | |
218 | 80cabfad | bellard | /* LGPL'ed VGA BIOS messages */
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219 | 80cabfad | bellard | case 0x501: |
220 | 80cabfad | bellard | case 0x502: |
221 | 80cabfad | bellard | fprintf(stderr, "VGA BIOS panic, line %d\n", val);
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222 | 80cabfad | bellard | exit(1);
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223 | 80cabfad | bellard | case 0x500: |
224 | 80cabfad | bellard | case 0x503: |
225 | 80cabfad | bellard | #ifdef DEBUG_BIOS
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226 | 80cabfad | bellard | fprintf(stderr, "%c", val);
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227 | 80cabfad | bellard | #endif
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228 | 80cabfad | bellard | break;
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229 | 80cabfad | bellard | } |
230 | 80cabfad | bellard | } |
231 | 80cabfad | bellard | |
232 | 80cabfad | bellard | void bochs_bios_init(void) |
233 | 80cabfad | bellard | { |
234 | b41a2cd1 | bellard | register_ioport_write(0x400, 1, 2, bochs_bios_write, NULL); |
235 | b41a2cd1 | bellard | register_ioport_write(0x401, 1, 2, bochs_bios_write, NULL); |
236 | b41a2cd1 | bellard | register_ioport_write(0x402, 1, 1, bochs_bios_write, NULL); |
237 | b41a2cd1 | bellard | register_ioport_write(0x403, 1, 1, bochs_bios_write, NULL); |
238 | b41a2cd1 | bellard | |
239 | b41a2cd1 | bellard | register_ioport_write(0x501, 1, 2, bochs_bios_write, NULL); |
240 | b41a2cd1 | bellard | register_ioport_write(0x502, 1, 2, bochs_bios_write, NULL); |
241 | b41a2cd1 | bellard | register_ioport_write(0x500, 1, 1, bochs_bios_write, NULL); |
242 | b41a2cd1 | bellard | register_ioport_write(0x503, 1, 1, bochs_bios_write, NULL); |
243 | 80cabfad | bellard | } |
244 | 80cabfad | bellard | |
245 | 80cabfad | bellard | |
246 | 80cabfad | bellard | int load_kernel(const char *filename, uint8_t *addr, |
247 | 80cabfad | bellard | uint8_t *real_addr) |
248 | 80cabfad | bellard | { |
249 | 80cabfad | bellard | int fd, size;
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250 | 80cabfad | bellard | int setup_sects;
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251 | 80cabfad | bellard | |
252 | 80cabfad | bellard | fd = open(filename, O_RDONLY); |
253 | 80cabfad | bellard | if (fd < 0) |
254 | 80cabfad | bellard | return -1; |
255 | 80cabfad | bellard | |
256 | 80cabfad | bellard | /* load 16 bit code */
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257 | 80cabfad | bellard | if (read(fd, real_addr, 512) != 512) |
258 | 80cabfad | bellard | goto fail;
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259 | 80cabfad | bellard | setup_sects = real_addr[0x1F1];
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260 | 80cabfad | bellard | if (!setup_sects)
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261 | 80cabfad | bellard | setup_sects = 4;
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262 | 80cabfad | bellard | if (read(fd, real_addr + 512, setup_sects * 512) != |
263 | 80cabfad | bellard | setup_sects * 512)
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264 | 80cabfad | bellard | goto fail;
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265 | 80cabfad | bellard | |
266 | 80cabfad | bellard | /* load 32 bit code */
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267 | 80cabfad | bellard | size = read(fd, addr, 16 * 1024 * 1024); |
268 | 80cabfad | bellard | if (size < 0) |
269 | 80cabfad | bellard | goto fail;
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270 | 80cabfad | bellard | close(fd); |
271 | 80cabfad | bellard | return size;
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272 | 80cabfad | bellard | fail:
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273 | 80cabfad | bellard | close(fd); |
274 | 80cabfad | bellard | return -1; |
275 | 80cabfad | bellard | } |
276 | 80cabfad | bellard | |
277 | b41a2cd1 | bellard | static const int ide_iobase[2] = { 0x1f0, 0x170 }; |
278 | b41a2cd1 | bellard | static const int ide_iobase2[2] = { 0x3f6, 0x376 }; |
279 | b41a2cd1 | bellard | static const int ide_irq[2] = { 14, 15 }; |
280 | b41a2cd1 | bellard | |
281 | b41a2cd1 | bellard | #define NE2000_NB_MAX 6 |
282 | b41a2cd1 | bellard | |
283 | b41a2cd1 | bellard | static uint32_t ne2000_io[NE2000_NB_MAX] = { 0x300, 0x320, 0x340, 0x360, 0x280, 0x380 }; |
284 | b41a2cd1 | bellard | static int ne2000_irq[NE2000_NB_MAX] = { 9, 10, 11, 3, 4, 5 }; |
285 | b41a2cd1 | bellard | |
286 | 80cabfad | bellard | /* PC hardware initialisation */
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287 | 80cabfad | bellard | void pc_init(int ram_size, int vga_ram_size, int boot_device, |
288 | 80cabfad | bellard | DisplayState *ds, const char **fd_filename, int snapshot, |
289 | 80cabfad | bellard | const char *kernel_filename, const char *kernel_cmdline, |
290 | 80cabfad | bellard | const char *initrd_filename) |
291 | 80cabfad | bellard | { |
292 | 80cabfad | bellard | char buf[1024]; |
293 | b41a2cd1 | bellard | int ret, linux_boot, initrd_size, i, nb_nics1, fd;
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294 | 80cabfad | bellard | |
295 | 80cabfad | bellard | linux_boot = (kernel_filename != NULL);
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296 | 80cabfad | bellard | |
297 | 80cabfad | bellard | /* allocate RAM */
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298 | 80cabfad | bellard | cpu_register_physical_memory(0, ram_size, 0); |
299 | 80cabfad | bellard | |
300 | 80cabfad | bellard | /* BIOS load */
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301 | 80cabfad | bellard | snprintf(buf, sizeof(buf), "%s/%s", bios_dir, BIOS_FILENAME); |
302 | 80cabfad | bellard | ret = load_image(buf, phys_ram_base + 0x000f0000);
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303 | 80cabfad | bellard | if (ret != 0x10000) { |
304 | 80cabfad | bellard | fprintf(stderr, "qemu: could not load PC bios '%s'\n", buf);
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305 | 80cabfad | bellard | exit(1);
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306 | 80cabfad | bellard | } |
307 | 80cabfad | bellard | |
308 | 80cabfad | bellard | /* VGA BIOS load */
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309 | 80cabfad | bellard | snprintf(buf, sizeof(buf), "%s/%s", bios_dir, VGABIOS_FILENAME); |
310 | 80cabfad | bellard | ret = load_image(buf, phys_ram_base + 0x000c0000);
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311 | 80cabfad | bellard | |
312 | 80cabfad | bellard | /* setup basic memory access */
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313 | 80cabfad | bellard | cpu_register_physical_memory(0xc0000, 0x10000, 0xc0000 | IO_MEM_ROM); |
314 | 80cabfad | bellard | cpu_register_physical_memory(0xf0000, 0x10000, 0xf0000 | IO_MEM_ROM); |
315 | 80cabfad | bellard | |
316 | 80cabfad | bellard | bochs_bios_init(); |
317 | 80cabfad | bellard | |
318 | 80cabfad | bellard | if (linux_boot) {
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319 | 80cabfad | bellard | uint8_t bootsect[512];
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320 | 80cabfad | bellard | |
321 | 80cabfad | bellard | if (bs_table[0] == NULL) { |
322 | 80cabfad | bellard | fprintf(stderr, "A disk image must be given for 'hda' when booting a Linux kernel\n");
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323 | 80cabfad | bellard | exit(1);
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324 | 80cabfad | bellard | } |
325 | 80cabfad | bellard | snprintf(buf, sizeof(buf), "%s/%s", bios_dir, LINUX_BOOT_FILENAME); |
326 | 80cabfad | bellard | ret = load_image(buf, bootsect); |
327 | 80cabfad | bellard | if (ret != sizeof(bootsect)) { |
328 | 80cabfad | bellard | fprintf(stderr, "qemu: could not load linux boot sector '%s'\n",
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329 | 80cabfad | bellard | buf); |
330 | 80cabfad | bellard | exit(1);
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331 | 80cabfad | bellard | } |
332 | 80cabfad | bellard | |
333 | 80cabfad | bellard | bdrv_set_boot_sector(bs_table[0], bootsect, sizeof(bootsect)); |
334 | 80cabfad | bellard | |
335 | 80cabfad | bellard | /* now we can load the kernel */
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336 | 80cabfad | bellard | ret = load_kernel(kernel_filename, |
337 | 80cabfad | bellard | phys_ram_base + KERNEL_LOAD_ADDR, |
338 | 80cabfad | bellard | phys_ram_base + KERNEL_PARAMS_ADDR); |
339 | 80cabfad | bellard | if (ret < 0) { |
340 | 80cabfad | bellard | fprintf(stderr, "qemu: could not load kernel '%s'\n",
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341 | 80cabfad | bellard | kernel_filename); |
342 | 80cabfad | bellard | exit(1);
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343 | 80cabfad | bellard | } |
344 | 80cabfad | bellard | |
345 | 80cabfad | bellard | /* load initrd */
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346 | 80cabfad | bellard | initrd_size = 0;
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347 | 80cabfad | bellard | if (initrd_filename) {
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348 | 80cabfad | bellard | initrd_size = load_image(initrd_filename, phys_ram_base + INITRD_LOAD_ADDR); |
349 | 80cabfad | bellard | if (initrd_size < 0) { |
350 | 80cabfad | bellard | fprintf(stderr, "qemu: could not load initial ram disk '%s'\n",
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351 | 80cabfad | bellard | initrd_filename); |
352 | 80cabfad | bellard | exit(1);
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353 | 80cabfad | bellard | } |
354 | 80cabfad | bellard | } |
355 | 80cabfad | bellard | if (initrd_size > 0) { |
356 | 80cabfad | bellard | stl_raw(phys_ram_base + KERNEL_PARAMS_ADDR + 0x218, INITRD_LOAD_ADDR);
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357 | 80cabfad | bellard | stl_raw(phys_ram_base + KERNEL_PARAMS_ADDR + 0x21c, initrd_size);
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358 | 80cabfad | bellard | } |
359 | 80cabfad | bellard | pstrcpy(phys_ram_base + KERNEL_CMDLINE_ADDR, 4096,
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360 | 80cabfad | bellard | kernel_cmdline); |
361 | 80cabfad | bellard | stw_raw(phys_ram_base + KERNEL_PARAMS_ADDR + 0x20, 0xA33F); |
362 | 80cabfad | bellard | stw_raw(phys_ram_base + KERNEL_PARAMS_ADDR + 0x22,
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363 | 80cabfad | bellard | KERNEL_CMDLINE_ADDR - KERNEL_PARAMS_ADDR); |
364 | 80cabfad | bellard | /* loader type */
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365 | 80cabfad | bellard | stw_raw(phys_ram_base + KERNEL_PARAMS_ADDR + 0x210, 0x01); |
366 | 80cabfad | bellard | } |
367 | 80cabfad | bellard | |
368 | 80cabfad | bellard | /* init basic PC hardware */
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369 | b41a2cd1 | bellard | register_ioport_write(0x80, 1, 1, ioport80_write, NULL); |
370 | 80cabfad | bellard | |
371 | 80cabfad | bellard | vga_initialize(ds, phys_ram_base + ram_size, ram_size, |
372 | 80cabfad | bellard | vga_ram_size); |
373 | 80cabfad | bellard | |
374 | b0a21b53 | bellard | rtc_state = rtc_init(0x70, 8); |
375 | b41a2cd1 | bellard | register_ioport_read(0x61, 1, 1, speaker_ioport_read, NULL); |
376 | b41a2cd1 | bellard | register_ioport_write(0x61, 1, 1, speaker_ioport_write, NULL); |
377 | 80cabfad | bellard | |
378 | 80cabfad | bellard | pic_init(); |
379 | b0a21b53 | bellard | pit_init(0x40, 0); |
380 | b41a2cd1 | bellard | |
381 | b41a2cd1 | bellard | fd = serial_open_device(); |
382 | b41a2cd1 | bellard | serial_init(0x3f8, 4, fd); |
383 | b41a2cd1 | bellard | |
384 | b41a2cd1 | bellard | nb_nics1 = nb_nics; |
385 | b41a2cd1 | bellard | if (nb_nics1 > NE2000_NB_MAX)
|
386 | b41a2cd1 | bellard | nb_nics1 = NE2000_NB_MAX; |
387 | b41a2cd1 | bellard | for(i = 0; i < nb_nics1; i++) { |
388 | b41a2cd1 | bellard | ne2000_init(ne2000_io[i], ne2000_irq[i], &nd_table[i]); |
389 | b41a2cd1 | bellard | } |
390 | b41a2cd1 | bellard | |
391 | b41a2cd1 | bellard | for(i = 0; i < 2; i++) { |
392 | b41a2cd1 | bellard | ide_init(ide_iobase[i], ide_iobase2[i], ide_irq[i], |
393 | b41a2cd1 | bellard | bs_table[2 * i], bs_table[2 * i + 1]); |
394 | b41a2cd1 | bellard | } |
395 | 80cabfad | bellard | kbd_init(); |
396 | 80cabfad | bellard | AUD_init(); |
397 | 80cabfad | bellard | DMA_init(); |
398 | 80cabfad | bellard | SB16_init(); |
399 | 80cabfad | bellard | |
400 | baca51fa | bellard | floppy_controller = fdctrl_init(6, 2, 0, 0x3f0, fd_table); |
401 | b41a2cd1 | bellard | |
402 | b41a2cd1 | bellard | cmos_init(ram_size, boot_device); |
403 | 80cabfad | bellard | } |