diff options
| author | Jan Kiszka <jan.kiszka@siemens.com> | 2011-09-21 20:49:29 +0200 |
|---|---|---|
| committer | Anthony Liguori <aliguori@us.ibm.com> | 2011-09-23 10:55:33 -0500 |
| commit | 4463aee630685a6ac595b1acc777536f0a41d02d (patch) | |
| tree | c9b04bde9b8424b92eeb56abf555d862e806b0ef /hw/pc.c | |
| parent | dd8e93799f13ef82d83c185b8e71e049452f7d40 (diff) | |
pc: Unbreak ROM mapping for ISA machine
This is based on the original fix by Hervé Poussineau: pc_memory_init
actually takes a memory region for mapping BIOS and extension ROMs. That
equals the PCI memory region if PCI is available, but must be system
memory in the ISA case.
Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
Diffstat (limited to 'hw/pc.c')
| -rw-r--r-- | hw/pc.c | 8 |
1 files changed, 4 insertions, 4 deletions
@@ -965,7 +965,7 @@ void pc_memory_init(MemoryRegion *system_memory, const char *initrd_filename, ram_addr_t below_4g_mem_size, ram_addr_t above_4g_mem_size, - MemoryRegion *pci_memory, + MemoryRegion *rom_memory, MemoryRegion **ram_memory) { char *filename; @@ -1029,7 +1029,7 @@ void pc_memory_init(MemoryRegion *system_memory, isa_bios = g_malloc(sizeof(*isa_bios)); memory_region_init_alias(isa_bios, "isa-bios", bios, bios_size - isa_bios_size, isa_bios_size); - memory_region_add_subregion_overlap(pci_memory, + memory_region_add_subregion_overlap(rom_memory, 0x100000 - isa_bios_size, isa_bios, 1); @@ -1037,13 +1037,13 @@ void pc_memory_init(MemoryRegion *system_memory, option_rom_mr = g_malloc(sizeof(*option_rom_mr)); memory_region_init_ram(option_rom_mr, NULL, "pc.rom", PC_ROM_SIZE); - memory_region_add_subregion_overlap(pci_memory, + memory_region_add_subregion_overlap(rom_memory, PC_ROM_MIN_VGA, option_rom_mr, 1); /* map all the bios at the top of memory */ - memory_region_add_subregion(pci_memory, + memory_region_add_subregion(rom_memory, (uint32_t)(-bios_size), bios); |