diff options
Diffstat (limited to 'sys/dev/pci/pci.c')
| -rw-r--r-- | sys/dev/pci/pci.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/sys/dev/pci/pci.c b/sys/dev/pci/pci.c index f7b7450d27c3..f23ab79d44d7 100644 --- a/sys/dev/pci/pci.c +++ b/sys/dev/pci/pci.c @@ -824,6 +824,15 @@ pci_add_map(device_t pcib, device_t bus, device_t dev, */ if (base == 0) return 1; + + /* if this is an ATA MASTERDEV on std addresses, resources are bogus */ + if ((pci_get_class(dev) == PCIC_STORAGE) && + (pci_get_subclass(dev) == PCIS_STORAGE_IDE) && + (pci_get_progif(dev) & PCIP_STORAGE_IDE_MASTERDEV) && + !(pci_get_progif(dev) & + (PCIP_STORAGE_IDE_MODEPRIM | PCIP_STORAGE_IDE_MODESEC))) + return 1; + start = base; end = base + (1 << ln2size) - 1; count = 1 << ln2size; |