Revision 9139046c hw/pc.c
| b/hw/pc.c | ||
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| 216 | 216 |
return val; |
| 217 | 217 |
} |
| 218 | 218 |
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static void cmos_init_hd(int type_ofs, int info_ofs, BlockDriverState *hd,
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ISADevice *s)
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static void cmos_init_hd(ISADevice *s, int type_ofs, int info_ofs,
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int16_t cylinders, int8_t heads, int8_t sectors)
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{
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int cylinders, heads, sectors; |
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bdrv_get_geometry_hint(hd, &cylinders, &heads, §ors); |
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| 224 | 222 |
rtc_set_memory(s, type_ofs, 47); |
| 225 | 223 |
rtc_set_memory(s, info_ofs, cylinders); |
| 226 | 224 |
rtc_set_memory(s, info_ofs + 1, cylinders >> 8); |
| ... | ... | |
| 281 | 279 |
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| 282 | 280 |
typedef struct pc_cmos_init_late_arg {
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| 283 | 281 |
ISADevice *rtc_state; |
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BusState *idebus0, *idebus1;
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BusState *idebus[2];
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| 285 | 283 |
} pc_cmos_init_late_arg; |
| 286 | 284 |
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| 287 | 285 |
static void pc_cmos_init_late(void *opaque) |
| 288 | 286 |
{
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| 289 | 287 |
pc_cmos_init_late_arg *arg = opaque; |
| 290 | 288 |
ISADevice *s = arg->rtc_state; |
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int16_t cylinders; |
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int8_t heads, sectors; |
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| 291 | 291 |
int val; |
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BlockDriverState *hd_table[4]; |
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| 293 | 292 |
int i; |
| 294 | 293 |
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ide_get_bs(hd_table, arg->idebus0); |
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ide_get_bs(hd_table + 2, arg->idebus1); |
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rtc_set_memory(s, 0x12, (hd_table[0] ? 0xf0 : 0) | (hd_table[1] ? 0x0f : 0)); |
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if (hd_table[0]) |
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cmos_init_hd(0x19, 0x1b, hd_table[0], s); |
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if (hd_table[1]) |
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cmos_init_hd(0x1a, 0x24, hd_table[1], s); |
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val = 0; |
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if (ide_get_geometry(arg->idebus[0], 0, |
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&cylinders, &heads, §ors) >= 0) {
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cmos_init_hd(s, 0x19, 0x1b, cylinders, heads, sectors); |
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val |= 0xf0; |
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} |
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if (ide_get_geometry(arg->idebus[0], 1, |
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&cylinders, &heads, §ors) >= 0) {
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cmos_init_hd(s, 0x1a, 0x24, cylinders, heads, sectors); |
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val |= 0x0f; |
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} |
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rtc_set_memory(s, 0x12, val); |
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| 303 | 306 |
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| 304 | 307 |
val = 0; |
| 305 | 308 |
for (i = 0; i < 4; i++) {
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if (hd_table[i]) {
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int cylinders, heads, sectors, translation; |
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/* NOTE: bdrv_get_geometry_hint() returns the physical |
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geometry. It is always such that: 1 <= sects <= 63, 1 |
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<= heads <= 16, 1 <= cylinders <= 16383. The BIOS |
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geometry can be different if a translation is done. */ |
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translation = bdrv_get_translation_hint(hd_table[i]); |
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/* NOTE: ide_get_geometry() returns the physical |
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geometry. It is always such that: 1 <= sects <= 63, 1 |
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<= heads <= 16, 1 <= cylinders <= 16383. The BIOS |
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geometry can be different if a translation is done. */ |
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if (ide_get_geometry(arg->idebus[i / 2], i % 2, |
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&cylinders, &heads, §ors) >= 0) {
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int translation = ide_get_bios_chs_trans(arg->idebus[i / 2], |
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i % 2); |
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if (translation == BIOS_ATA_TRANSLATION_AUTO) {
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bdrv_get_geometry_hint(hd_table[i], &cylinders, &heads, §ors); |
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| 315 | 318 |
if (cylinders <= 1024 && heads <= 16 && sectors <= 63) {
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| 316 | 319 |
/* No translation. */ |
| 317 | 320 |
translation = 0; |
| ... | ... | |
| 411 | 414 |
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| 412 | 415 |
/* hard drives */ |
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arg.rtc_state = s; |
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arg.idebus0 = idebus0;
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arg.idebus1 = idebus1;
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arg.idebus[0] = idebus0;
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arg.idebus[1] = idebus1;
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| 416 | 419 |
qemu_register_reset(pc_cmos_init_late, &arg); |
| 417 | 420 |
} |
| 418 | 421 |
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