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Now that we only probe host-PCI bridges once, we no longer have to check to

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see if we have been probed before by checking for a pciX bus device.
This commit is contained in:
John Baldwin 2002-09-23 18:14:31 +00:00
parent 8ff25e9763
commit b8581e0d56
3 changed files with 0 additions and 32 deletions
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10
sys/amd64/pci/pci_bus.c
View File

@ -424,19 +424,9 @@ nexus_pcib_identify(driver_t *driver, device_t parent)
static int
nexus_pcib_probe(device_t dev)
{
devclass_t pci_devclass;
if (pci_cfgregopen() == 0)
return ENXIO;
/*
* Check to see if we haven't already had a PCI bus added
* via some other means. If we have, bail since otherwise
* we're going to end up duplicating it.
*/
if ((pci_devclass = devclass_find("pci")) &&
devclass_get_device(pci_devclass, device_get_unit(dev)))
return ENXIO;
return 0;
}

12
sys/dev/acpica/acpi_pcib.c
View File

@ -65,15 +65,6 @@ acpi_pcib_attach(device_t dev, ACPI_BUFFER *prt, int busno)
if (!acpi_DeviceIsPresent(dev))
return_VALUE(ENXIO);
/*
* Make sure that this bus hasn't already been found.
*/
if (devclass_get_device(devclass_find("pci"), busno) != NULL) {
device_printf(dev, "duplicate bus number %d - not probing bus\n",
busno);
return_VALUE(0);
}
/*
* Get the PCI interrupt routing table for this bus.
*/
@ -94,9 +85,6 @@ acpi_pcib_attach(device_t dev, ACPI_BUFFER *prt, int busno)
/*
* Now go scan the bus.
*
* XXX It would be nice to defer this and count on the nexus getting it
* after the first pass, but this does not seem to be reliable.
*/
return_VALUE(bus_generic_attach(dev));
}

10
sys/i386/pci/pci_bus.c
View File

@ -424,19 +424,9 @@ nexus_pcib_identify(driver_t *driver, device_t parent)
static int
nexus_pcib_probe(device_t dev)
{
devclass_t pci_devclass;
if (pci_cfgregopen() == 0)
return ENXIO;
/*
* Check to see if we haven't already had a PCI bus added
* via some other means. If we have, bail since otherwise
* we're going to end up duplicating it.
*/
if ((pci_devclass = devclass_find("pci")) &&
devclass_get_device(pci_devclass, device_get_unit(dev)))
return ENXIO;
return 0;
}