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Assume bus number #0 if not specified in resource list

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svn path=/trunk/; revision=24129
This commit is contained in:
Hervé Poussineau 2006-09-15 09:09:18 +00:00
parent 2a1513dc5c
commit b73a685a79
1 changed files with 9 additions and 0 deletions
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9
reactos/drivers/bus/pci/fdo.c
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@ -370,6 +370,14 @@ FdoStartDevice(
DPRINT("No allocated resources sent to driver\n"); DPRINT("No allocated resources sent to driver\n");
return STATUS_INSUFFICIENT_RESOURCES; return STATUS_INSUFFICIENT_RESOURCES;
} }
/* HACK due to a bug in ACPI driver, which doesn't report the bus number */
if (AllocatedResources->Count == 0)
{
DPRINT1("No bus number resource found (bug in acpi.sys?), assuming bus number #0\n");
DeviceExtension->BusNumber = 0;
goto next;
}
/* END HACK */
if (AllocatedResources->Count < 1) if (AllocatedResources->Count < 1)
{ {
DPRINT("Not enough allocated resources sent to driver\n"); DPRINT("Not enough allocated resources sent to driver\n");
@ -405,6 +413,7 @@ FdoStartDevice(
return STATUS_INSUFFICIENT_RESOURCES; return STATUS_INSUFFICIENT_RESOURCES;
} }
next:
InitializeListHead(&DeviceExtension->DeviceListHead); InitializeListHead(&DeviceExtension->DeviceListHead);
KeInitializeSpinLock(&DeviceExtension->DeviceListLock); KeInitializeSpinLock(&DeviceExtension->DeviceListLock);
DeviceExtension->DeviceListCount = 0; DeviceExtension->DeviceListCount = 0;