Revision 44ae28f3
| b/hw/pc.c | ||
|---|---|---|
| 901 | 901 |
*above_4g_mem_size_p = above_4g_mem_size; |
| 902 | 902 |
*below_4g_mem_size_p = below_4g_mem_size; |
| 903 | 903 |
|
| 904 |
#if TARGET_PHYS_ADDR_BITS == 32 |
|
| 905 |
if (above_4g_mem_size > 0) {
|
|
| 906 |
hw_error("To much RAM for 32-bit physical address");
|
|
| 907 |
} |
|
| 908 |
#endif |
|
| 904 | 909 |
linux_boot = (kernel_filename != NULL); |
| 905 | 910 |
|
| 906 | 911 |
/* allocate RAM */ |
| 907 |
ram_addr = qemu_ram_alloc(below_4g_mem_size); |
|
| 912 |
ram_addr = qemu_ram_alloc(below_4g_mem_size + above_4g_mem_size);
|
|
| 908 | 913 |
cpu_register_physical_memory(0, 0xa0000, ram_addr); |
| 909 | 914 |
cpu_register_physical_memory(0x100000, |
| 910 | 915 |
below_4g_mem_size - 0x100000, |
| 911 | 916 |
ram_addr + 0x100000); |
| 912 |
|
|
| 913 |
/* above 4giga memory allocation */ |
|
| 914 |
if (above_4g_mem_size > 0) {
|
|
| 915 |
#if TARGET_PHYS_ADDR_BITS == 32 |
|
| 916 |
hw_error("To much RAM for 32-bit physical address");
|
|
| 917 |
#else |
|
| 918 |
ram_addr = qemu_ram_alloc(above_4g_mem_size); |
|
| 919 |
cpu_register_physical_memory(0x100000000ULL, |
|
| 920 |
above_4g_mem_size, |
|
| 921 |
ram_addr); |
|
| 917 |
#if TARGET_PHYS_ADDR_BITS > 32 |
|
| 918 |
cpu_register_physical_memory(0x100000000ULL, above_4g_mem_size, |
|
| 919 |
ram_addr + below_4g_mem_size); |
|
| 922 | 920 |
#endif |
| 923 |
} |
|
| 924 |
|
|
| 925 | 921 |
|
| 926 | 922 |
/* BIOS load */ |
| 927 | 923 |
if (bios_name == NULL) |
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