Hello.
Olaf Hering wrote:
mark pci resources with start 0 as unassigned
libata calls pci_request_regions to claim bar 0 - 5
bar 5 has base 0.
Tested on a p630 in SMP mode with pata_sl82c105
[...]
--- a/arch/powerpc/kernel/pci_64.c
+++ b/arch/powerpc/kernel/pci_64.c
@@ -1234,6 +1234,14 @@ static void __devinit fixup_resource(str
struct pci_controller *hose = pci_bus_to_host(dev->bus);
unsigned long start, end, mask, offset;
+ /*
+ * tell the core code that this ressource is unassigned
+ * fixes p630 winbond IDE with libata
+ */
+ if (res->start == 0) {
+ res->flags = 0;
Wouldn't it be better to set flags to IORESOURCE_UNSET to get it reassigned?
+ return;
+ }
if (res->flags & IORESOURCE_IO) {
offset = (unsigned long)hose->io_base_virt - pci_io_base;
WBR, Sergei
-
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