diff options
Diffstat (limited to 'drivers/bios_emulator')
| -rw-r--r-- | drivers/bios_emulator/atibios.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/drivers/bios_emulator/atibios.c b/drivers/bios_emulator/atibios.c index 2881449..dbb5e8c 100644 --- a/drivers/bios_emulator/atibios.c +++ b/drivers/bios_emulator/atibios.c @@ -173,7 +173,7 @@ Maps a pointer to the BIOS image on the graphics card on the PCI bus. ****************************************************************************/ void *PCI_mapBIOSImage(pci_dev_t pcidev) { - u32 BIOSImagePhys; + u32 BIOSImageBus; int BIOSImageBAR; u8 *BIOSImage; @@ -195,16 +195,18 @@ void *PCI_mapBIOSImage(pci_dev_t pcidev) specific programming for different cards to solve this problem. */ - if ((BIOSImagePhys = PCI_findBIOSAddr(pcidev, &BIOSImageBAR)) == 0) { + BIOSImageBus = PCI_findBIOSAddr(pcidev, &BIOSImageBAR); + if (BIOSImageBus == 0) { printf("Find bios addr error\n"); return NULL; } - BIOSImage = (u8 *) BIOSImagePhys; + BIOSImage = pci_bus_to_virt(pcidev, BIOSImageBus, + PCI_REGION_MEM, 0, MAP_NOCACHE); /*Change the PCI BAR registers to map it onto the bus.*/ pci_write_config_dword(pcidev, BIOSImageBAR, 0); - pci_write_config_dword(pcidev, PCI_ROM_ADDRESS, BIOSImagePhys | 0x1); + pci_write_config_dword(pcidev, PCI_ROM_ADDRESS, BIOSImageBus | 0x1); udelay(1); |