motorhead/qemu
1
0
Fork 0
mirror of https://github.com/Motorhead1991/qemu.git synced 2025-08-06 17:23:56 -06:00
Code Issues Projects Releases Packages Wiki Activity Actions

VGA bios support for PowerPC

Browse source 
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@1494 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
bellard 2005-07-03 14:00:51 +00:00
parent fb3444b86c
commit d5295253b0
8 changed files with 65 additions and 21 deletions
Download patch file Download diff file Expand all files Collapse all files

21
hw/vga.c
View file

@ -1654,8 +1654,11 @@ static void vga_map(PCIDevice *pci_dev, int region_num,
uint32_t addr, uint32_t size, int type)
{
VGAState *s = vga_state;
cpu_register_physical_memory(addr, s->vram_size, s->vram_offset);
if (region_num == PCI_ROM_SLOT) {
cpu_register_physical_memory(addr, s->bios_size, s->bios_offset);
} else {
cpu_register_physical_memory(addr, s->vram_size, s->vram_offset);
}
}
void vga_common_init(VGAState *s, DisplayState *ds, uint8_t *vga_ram_base,
@ -1701,7 +1704,8 @@ void vga_common_init(VGAState *s, DisplayState *ds, uint8_t *vga_ram_base,
int vga_initialize(PCIBus *bus, DisplayState *ds, uint8_t *vga_ram_base,
unsigned long vga_ram_offset, int vga_ram_size)
unsigned long vga_ram_offset, int vga_ram_size,
unsigned long vga_bios_offset, int vga_bios_size)
{
VGAState *s;
@ -1776,6 +1780,17 @@ int vga_initialize(PCIBus *bus, DisplayState *ds, uint8_t *vga_ram_base,
/* XXX: vga_ram_size must be a power of two */
pci_register_io_region(d, 0, vga_ram_size,
PCI_ADDRESS_SPACE_MEM_PREFETCH, vga_map);
if (vga_bios_size != 0) {
unsigned int bios_total_size;
s->bios_offset = vga_bios_offset;
s->bios_size = vga_bios_size;
/* must be a power of two */
bios_total_size = 1;
while (bios_total_size < vga_bios_size)
bios_total_size <<= 1;
pci_register_io_region(d, PCI_ROM_SLOT, bios_total_size,
PCI_ADDRESS_SPACE_MEM_PREFETCH, vga_map);
}
} else {
#ifdef CONFIG_BOCHS_VBE
/* XXX: use optimized standard vga accesses */