From: Thierry Reding treding@nvidia.com
When listing the devices on a PCI bus, the current code will blindly try to access all devices. Internally this causes pci_bus_to_hose() to be repeatedly called and output an error message every time. Prevent this by calling pci_bus_to_hose() once and abort early if no bus was found.
Signed-off-by: Thierry Reding treding@nvidia.com --- common/cmd_pci.c | 4 ++++ 1 file changed, 4 insertions(+)
diff --git a/common/cmd_pci.c b/common/cmd_pci.c index a1ba42e2f3a2..5a6048c92604 100644 --- a/common/cmd_pci.c +++ b/common/cmd_pci.c @@ -42,12 +42,16 @@ void pci_header_show_brief(pci_dev_t dev); */ void pciinfo(int BusNum, int ShortPCIListing) { + struct pci_controller *hose = pci_bus_to_hose(BusNum); int Device; int Function; unsigned char HeaderType; unsigned short VendorID; pci_dev_t dev;
+ if (!hose) + return; + printf("Scanning PCI devices on bus %d\n", BusNum);
if (ShortPCIListing) {