diff options
Diffstat (limited to 'src/devices/pci_rom.c')
| -rw-r--r-- | src/devices/pci_rom.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/src/devices/pci_rom.c b/src/devices/pci_rom.c index df2adb2868..f188bc7d1e 100644 --- a/src/devices/pci_rom.c +++ b/src/devices/pci_rom.c @@ -55,7 +55,7 @@ struct rom_header * pci_rom_probe(struct device *dev) rom_address = dev->rom_address; printk_debug("On mainboard, rom address for %s = %lx\n", dev_path(dev), rom_address); - } else { + } else { rom_address = pci_read_config32(dev, PCI_ROM_ADDRESS); printk_debug("On card, rom address for %s = %lx\n", dev_path(dev), rom_address); @@ -126,9 +126,11 @@ struct rom_header *pci_rom_load(struct device *dev, struct rom_header *rom_heade extern device_t vga_pri; // the primary vga device, defined in device.c if (dev != vga_pri) return NULL; // only one VGA supported #endif - printk_debug("copying VGA ROM Image from %p to 0x%x, 0x%x bytes\n", + if ((void *)PCI_VGA_RAM_IMAGE_START != rom_header) { + printk_debug("copying VGA ROM Image from %p to 0x%x, 0x%x bytes\n", rom_header, PCI_VGA_RAM_IMAGE_START, rom_size); - memcpy((void *)PCI_VGA_RAM_IMAGE_START, rom_header, rom_size); + memcpy((void *)PCI_VGA_RAM_IMAGE_START, rom_header, rom_size); + } return (struct rom_header *) (PCI_VGA_RAM_IMAGE_START); } |