PCI: Turn pci_fixup_video into generic for embedded VGA

[safe/jmp/linux-2.6] / drivers / pci / rom.c

diff --git a/drivers/pci/rom.c b/drivers/pci/rom.c
index f5ee7ce..43e4a49 100644 (file)
--- a/drivers/pci/rom.c
+++ b/drivers/pci/rom.c
@@ -71,7 +71,10 @@ void __iomem *pci_map_rom(struct pci_dev *pdev, size_t *size)
        void __iomem *image;
        int last_image;
 
-       /* IORESOURCE_ROM_SHADOW only set on x86 */
+       /*
+        * IORESOURCE_ROM_SHADOW set if the VGA enable bit of the Bridge Control
+        * register is set for embedded VGA.
+        */
        if (res->flags & IORESOURCE_ROM_SHADOW) {
                /* primary video rom always starts here */
                start = (loff_t)0xC0000;