diff options
| author | Michal Simek <monstr@monstr.eu> | 2007-05-08 00:32:35 +0200 |
|---|---|---|
| committer | Michal Simek <monstr@monstr.eu> | 2007-05-08 00:32:35 +0200 |
| commit | 3c4bd60de15d79ddfc0cf3170a55847b2025d93f (patch) | |
| tree | 891b84b58f13a5f45536a243585b9d94c253a410 /drivers/pci_auto.c | |
| parent | fb05f6da35ea1c15c553abe6f23f656bf18dc5db (diff) | |
| parent | ac4cd59d59c9bf3f89cb7a344abf8184d678f562 (diff) | |
Merge git://www.denx.de/git/u-boot
Conflicts:
include/asm-microblaze/microblaze_intc.h
include/linux/stat.h
Diffstat (limited to 'drivers/pci_auto.c')
| -rw-r--r-- | drivers/pci_auto.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/pci_auto.c b/drivers/pci_auto.c index 969167555ea..f170c2db89e 100644 --- a/drivers/pci_auto.c +++ b/drivers/pci_auto.c @@ -34,7 +34,12 @@ void pciauto_region_init(struct pci_region* res) { - res->bus_lower = res->bus_start; + /* + * Avoid allocating PCI resources from address 0 -- this is illegal + * according to PCI 2.1 and moreover, this is known to cause Linux IDE + * drivers to fail. Use a reasonable starting value of 0x1000 instead. + */ + res->bus_lower = res->bus_start ? res->bus_start : 0x1000; } void pciauto_region_align(struct pci_region *res, unsigned long size) |