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-rw-r--r--arch/ppc/kernel/pci.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/arch/ppc/kernel/pci.c b/arch/ppc/kernel/pci.c
index af364003880be..8de320308e876 100644
--- a/arch/ppc/kernel/pci.c
+++ b/arch/ppc/kernel/pci.c
@@ -941,7 +941,7 @@ pci_process_bridge_OF_ranges(struct pci_controller *hose,
while (ranges && (rlen -= np * sizeof(unsigned int)) >= 0) {
res = NULL;
size = ranges[na+4];
- switch (ranges[0] >> 24) {
+ switch ((ranges[0] >> 24) & 0x3) {
case 1: /* I/O space */
if (ranges[2] != 0)
break;
@@ -955,6 +955,8 @@ pci_process_bridge_OF_ranges(struct pci_controller *hose,
res = &hose->io_resource;
res->flags = IORESOURCE_IO;
res->start = ranges[2];
+ DBG("PCI: IO 0x%lx -> 0x%lx\n",
+ res->start, res->start + size - 1);
break;
case 2: /* memory space */
memno = 0;
@@ -972,7 +974,11 @@ pci_process_bridge_OF_ranges(struct pci_controller *hose,
if (memno < 3) {
res = &hose->mem_resources[memno];
res->flags = IORESOURCE_MEM;
+ if(ranges[0] & 0x40000000)
+ res->flags |= IORESOURCE_PREFETCH;
res->start = ranges[na+2];
+ DBG("PCI: MEM[%d] 0x%lx -> 0x%lx\n", memno,
+ res->start, res->start + size - 1);
}
break;
}