X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=drivers%2Fpci%2From.c;h=d087e0817715a71a9405415d24f47220552c3533;hb=refs%2Fheads%2Fvserver;hp=598a115cd00e762abb868b76e16447fa11faa0a3;hpb=76828883507a47dae78837ab5dec5a5b4513c667;p=linux-2.6.git

diff --git a/drivers/pci/rom.c b/drivers/pci/rom.c
index 598a115cd..d087e0817 100644
--- a/drivers/pci/rom.c
+++ b/drivers/pci/rom.c
@@ -6,7 +6,6 @@
  *
  * PCI ROM access routines
  */
-#include <linux/config.h>
 #include <linux/kernel.h>
 #include <linux/pci.h>
 #include <linux/slab.h>
@@ -72,16 +71,21 @@ 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 on x86, x86_64 and IA64 supports legacy
+	 * memory map 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;
 		*size = 0x20000; /* cover C000:0 through E000:0 */
 	} else {
-		if (res->flags & IORESOURCE_ROM_COPY) {
+		if (res->flags &
+			(IORESOURCE_ROM_COPY | IORESOURCE_ROM_BIOS_COPY)) {
 			*size = pci_resource_len(pdev, PCI_ROM_RESOURCE);
-			return (void __iomem *)pci_resource_start(pdev,
-							     PCI_ROM_RESOURCE);
+			return (void __iomem *)(unsigned long)
+				pci_resource_start(pdev, PCI_ROM_RESOURCE);
 		} else {
 			/* assign the ROM an address if it doesn't have one */
 			if (res->parent == NULL &&
@@ -162,7 +166,8 @@ void __iomem *pci_map_rom_copy(struct pci_dev *pdev, size_t *size)
 	if (!rom)
 		return NULL;
 
-	if (res->flags & (IORESOURCE_ROM_COPY | IORESOURCE_ROM_SHADOW))
+	if (res->flags & (IORESOURCE_ROM_COPY | IORESOURCE_ROM_SHADOW |
+			  IORESOURCE_ROM_BIOS_COPY))
 		return rom;
 
 	res->start = (unsigned long)kmalloc(*size, GFP_KERNEL);
@@ -170,11 +175,11 @@ void __iomem *pci_map_rom_copy(struct pci_dev *pdev, size_t *size)
 		return rom;
 
 	res->end = res->start + *size;
-	memcpy_fromio((void*)res->start, rom, *size);
+	memcpy_fromio((void*)(unsigned long)res->start, rom, *size);
 	pci_unmap_rom(pdev, rom);
 	res->flags |= IORESOURCE_ROM_COPY;
 
-	return (void __iomem *)res->start;
+	return (void __iomem *)(unsigned long)res->start;
 }
 
 /**
@@ -188,7 +193,7 @@ void pci_unmap_rom(struct pci_dev *pdev, void __iomem *rom)
 {
 	struct resource *res = &pdev->resource[PCI_ROM_RESOURCE];
 
-	if (res->flags & IORESOURCE_ROM_COPY)
+	if (res->flags & (IORESOURCE_ROM_COPY | IORESOURCE_ROM_BIOS_COPY))
 		return;
 
 	iounmap(rom);
@@ -212,6 +217,7 @@ void pci_remove_rom(struct pci_dev *pdev)
 		sysfs_remove_bin_file(&pdev->dev.kobj, pdev->rom_attr);
 	if (!(res->flags & (IORESOURCE_ROM_ENABLE |
 			    IORESOURCE_ROM_SHADOW |
+			    IORESOURCE_ROM_BIOS_COPY |
 			    IORESOURCE_ROM_COPY)))
 		pci_disable_rom(pdev);
 }
@@ -227,7 +233,7 @@ void pci_cleanup_rom(struct pci_dev *pdev)
 {
 	struct resource *res = &pdev->resource[PCI_ROM_RESOURCE];
 	if (res->flags & IORESOURCE_ROM_COPY) {
-		kfree((void*)res->start);
+		kfree((void*)(unsigned long)res->start);
 		res->flags &= ~IORESOURCE_ROM_COPY;
 		res->start = 0;
 		res->end = 0;