diff options
Diffstat (limited to 'cmd/pci.c')
| -rw-r--r-- | cmd/pci.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/cmd/pci.c b/cmd/pci.c index cfabdc0f301..3b1863f139c 100644 --- a/cmd/pci.c +++ b/cmd/pci.c @@ -71,10 +71,15 @@ static int pci_bar_show(struct udevice *dev) int prefetchable; dm_pci_read_config8(dev, PCI_HEADER_TYPE, &header_type); + header_type &= 0x7f; if (header_type == PCI_HEADER_TYPE_CARDBUS) { printf("CardBus doesn't support BARs\n"); return -ENOSYS; + } else if (header_type != PCI_HEADER_TYPE_NORMAL && + header_type != PCI_HEADER_TYPE_BRIDGE) { + printf("unknown header type\n"); + return -ENOSYS; } bar_cnt = (header_type == PCI_HEADER_TYPE_NORMAL) ? 6 : 2; @@ -234,7 +239,7 @@ static void pci_header_show(struct udevice *dev) pci_class_str(class)); pci_show_regs(dev, regs_rest); - switch (header_type & 0x03) { + switch (header_type & 0x7f) { case PCI_HEADER_TYPE_NORMAL: /* "normal" PCI device */ pci_show_regs(dev, regs_normal); break; |