Revision b5334159 hw/mips_mipssim.c
| b/hw/mips_mipssim.c | ||
|---|---|---|
| 82 | 82 |
char buf[1024]; |
| 83 | 83 |
unsigned long bios_offset; |
| 84 | 84 |
CPUState *env; |
| 85 |
int ret;
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|
| 85 |
int bios_size;
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|
| 86 | 86 |
mips_def_t *def; |
| 87 | 87 |
|
| 88 | 88 |
/* Init CPUs. */ |
| ... | ... | |
| 103 | 103 |
/* Allocate RAM. */ |
| 104 | 104 |
cpu_register_physical_memory(0, ram_size, IO_MEM_RAM); |
| 105 | 105 |
|
| 106 |
/* Map the BIOS / boot exception handler. */ |
|
| 107 |
bios_offset = ram_size + vga_ram_size; |
|
| 108 |
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| 109 | 106 |
/* Load a BIOS / boot exception handler image. */ |
| 107 |
bios_offset = ram_size + vga_ram_size; |
|
| 110 | 108 |
if (bios_name == NULL) |
| 111 | 109 |
bios_name = BIOS_FILENAME; |
| 112 | 110 |
snprintf(buf, sizeof(buf), "%s/%s", bios_dir, bios_name); |
| 113 |
ret = load_image(buf, phys_ram_base + bios_offset);
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|
| 114 |
if ((ret < 0 || ret > BIOS_SIZE) && !kernel_filename) {
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|
| 111 |
bios_size = load_image(buf, phys_ram_base + bios_offset);
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| 112 |
if ((bios_size < 0 || bios_size > BIOS_SIZE) && !kernel_filename) {
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| 115 | 113 |
/* Bail out if we have neither a kernel image nor boot vector code. */ |
| 116 | 114 |
fprintf(stderr, |
| 117 | 115 |
"qemu: Could not load MIPS bios '%s', and no -kernel argument was specified\n", |
| 118 | 116 |
buf); |
| 119 | 117 |
exit(1); |
| 120 | 118 |
} else {
|
| 121 |
/* We have a boot vector start address. */ |
|
| 122 |
env->PC[env->current_tc] = (target_long)0xbfc00000; |
|
| 119 |
/* Map the BIOS / boot exception handler. */ |
|
| 123 | 120 |
cpu_register_physical_memory(0x1fc00000LL, |
| 124 |
ret, bios_offset | IO_MEM_ROM); |
|
| 121 |
bios_size, bios_offset | IO_MEM_ROM); |
|
| 122 |
/* We have a boot vector start address. */ |
|
| 123 |
env->PC[env->current_tc] = (target_long)(int32_t)0xbfc00000; |
|
| 125 | 124 |
} |
| 126 | 125 |
|
| 127 | 126 |
if (kernel_filename) {
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