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Don't forget to match on a CLASS of PCIC_BRIDGE as well as subclass

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PCIS_BRIDGE_CARDBUS.  Otherwise, we may hit a few false positives....
This commit is contained in:
Warner Losh 2008-10-02 06:29:45 +00:00
parent 0206ebd3c8
commit 6e31e5ebde
1 changed files with 4 additions and 1 deletions
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5
sys/dev/pccbb/pccbb_pci.c
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@ -229,6 +229,7 @@ cbb_pci_probe(device_t brdev)
{
const char *name;
uint32_t progif;
uint32_t baseclass;
uint32_t subclass;
/*
@ -245,9 +246,11 @@ cbb_pci_probe(device_t brdev)
* to date have progif 0 (the Yenta spec, and successors mandate
* this).
*/
baseclass = pci_get_class(brdev);
subclass = pci_get_subclass(brdev);
progif = pci_get_progif(brdev);
if (subclass == PCIS_BRIDGE_CARDBUS && progif == 0) {
if (baseclass == PCIC_BRIDGE &&
subclass == PCIS_BRIDGE_CARDBUS && progif == 0) {
device_set_desc(brdev, "PCI-CardBus Bridge");
return (BUS_PROBE_DEFAULT);
}