Revision d9346e81 hw/pc.c
| b/hw/pc.c | ||
|---|---|---|
| 230 | 230 |
return 0; |
| 231 | 231 |
} |
| 232 | 232 |
|
| 233 |
/* copy/pasted from cmos_init, should be made a general function |
|
| 234 |
and used there as well */ |
|
| 235 |
static int pc_boot_set(void *opaque, const char *boot_device) |
|
| 233 |
static int set_boot_dev(RTCState *s, const char *boot_device, int fd_bootchk) |
|
| 236 | 234 |
{
|
| 237 | 235 |
#define PC_MAX_BOOT_DEVICES 3 |
| 238 |
RTCState *s = (RTCState *)opaque; |
|
| 239 | 236 |
int nbds, bds[3] = { 0, };
|
| 240 | 237 |
int i; |
| 241 | 238 |
|
| ... | ... | |
| 253 | 250 |
} |
| 254 | 251 |
} |
| 255 | 252 |
rtc_set_memory(s, 0x3d, (bds[1] << 4) | bds[0]); |
| 256 |
rtc_set_memory(s, 0x38, (bds[2] << 4)); |
|
| 253 |
rtc_set_memory(s, 0x38, (bds[2] << 4) | (fd_bootchk ? 0x0 : 0x1));
|
|
| 257 | 254 |
return(0); |
| 258 | 255 |
} |
| 259 | 256 |
|
| 257 |
static int pc_boot_set(void *opaque, const char *boot_device) |
|
| 258 |
{
|
|
| 259 |
return set_boot_dev(opaque, boot_device, 0); |
|
| 260 |
} |
|
| 261 |
|
|
| 260 | 262 |
/* hd_table must contain 4 block drivers */ |
| 261 | 263 |
static void cmos_init(ram_addr_t ram_size, ram_addr_t above_4g_mem_size, |
| 262 | 264 |
const char *boot_device, DriveInfo **hd_table) |
| 263 | 265 |
{
|
| 264 | 266 |
RTCState *s = rtc_state; |
| 265 |
int nbds, bds[3] = { 0, };
|
|
| 266 | 267 |
int val; |
| 267 | 268 |
int fd0, fd1, nb; |
| 268 | 269 |
int i; |
| ... | ... | |
| 301 | 302 |
rtc_set_memory(s, 0x5f, smp_cpus - 1); |
| 302 | 303 |
|
| 303 | 304 |
/* set boot devices, and disable floppy signature check if requested */ |
| 304 |
#define PC_MAX_BOOT_DEVICES 3 |
|
| 305 |
nbds = strlen(boot_device); |
|
| 306 |
if (nbds > PC_MAX_BOOT_DEVICES) {
|
|
| 307 |
fprintf(stderr, "Too many boot devices for PC\n"); |
|
| 305 |
if (set_boot_dev(s, boot_device, fd_bootchk)) {
|
|
| 308 | 306 |
exit(1); |
| 309 | 307 |
} |
| 310 |
for (i = 0; i < nbds; i++) {
|
|
| 311 |
bds[i] = boot_device2nibble(boot_device[i]); |
|
| 312 |
if (bds[i] == 0) {
|
|
| 313 |
fprintf(stderr, "Invalid boot device for PC: '%c'\n", |
|
| 314 |
boot_device[i]); |
|
| 315 |
exit(1); |
|
| 316 |
} |
|
| 317 |
} |
|
| 318 |
rtc_set_memory(s, 0x3d, (bds[1] << 4) | bds[0]); |
|
| 319 |
rtc_set_memory(s, 0x38, (bds[2] << 4) | (fd_bootchk ? 0x0 : 0x1)); |
|
| 320 | 308 |
|
| 321 | 309 |
/* floppy type */ |
| 322 | 310 |
|
Also available in: Unified diff