X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=arch%2Fpowerpc%2Fkernel%2Fpci-common.c;h=ea0c61e09b7640553cf70c92b184339ff3bfd0bc;hb=e2205a156f4dd727097f7f492bf03aa8920b0071;hp=224e9a11765c9d9088090130b39ac33f72b505ab;hpb=375614422509c98a1f3dbef410206bf81775169b;p=linux-2.6

diff --git a/arch/powerpc/kernel/pci-common.c b/arch/powerpc/kernel/pci-common.c
index 224e9a1176..ea0c61e09b 100644
--- a/arch/powerpc/kernel/pci-common.c
+++ b/arch/powerpc/kernel/pci-common.c
@@ -650,11 +650,18 @@ void __devinit pci_process_bridge_OF_ranges(struct pci_controller *hose,
 		}
 	}
 
-	/* Out of paranoia, let's put the ISA hole last if any */
-	if (isa_hole >= 0 && memno > 0 && isa_hole != (memno-1)) {
-		struct resource tmp = hose->mem_resources[isa_hole];
-		hose->mem_resources[isa_hole] = hose->mem_resources[memno-1];
-		hose->mem_resources[memno-1] = tmp;
+	/* If there's an ISA hole and the pci_mem_offset is -not- matching
+	 * the ISA hole offset, then we need to remove the ISA hole from
+	 * the resource list for that brige
+	 */
+	if (isa_hole >= 0 && hose->pci_mem_offset != isa_mb) {
+		unsigned int next = isa_hole + 1;
+		printk(KERN_INFO " Removing ISA hole at 0x%016llx\n", isa_mb);
+		if (next < memno)
+			memmove(&hose->mem_resources[isa_hole],
+				&hose->mem_resources[next],
+				sizeof(struct resource) * (memno - next));
+		hose->mem_resources[--memno].flags = 0;
 	}
 }