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- Do only read the pci config header. Some devices/drivers don't like it

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if the complete pci config space is accessed (like my Tekram DC-390F SCSI controller).  
- Replaced some numeric values with nice named constants.


svn path=/trunk/; revision=18494
This commit is contained in:
Hartmut Birr 2005-10-16 11:08:01 +00:00
parent 18df49d077
commit 831aa04b24
1 changed files with 13 additions and 13 deletions
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26
reactos/drivers/bus/pci/pdo.c
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@ -327,9 +327,9 @@ PdoQueryResourceRequirements(
DeviceExtension->PciDevice->BusNumber,
DeviceExtension->PciDevice->SlotNumber.u.AsULONG,
&PciConfig,
sizeof(PCI_COMMON_CONFIG));
PCI_COMMON_HDR_LENGTH);
DPRINT("Size %lu\n", Size);
if (Size < sizeof(PCI_COMMON_CONFIG))
if (Size < PCI_COMMON_HDR_LENGTH)
{
Irp->IoStatus.Information = 0;
return STATUS_UNSUCCESSFUL;
@ -419,7 +419,7 @@ PdoQueryResourceRequirements(
ResourceList->List[0].Count = ResCount;
Descriptor = &ResourceList->List[0].Descriptors[0];
if (PCI_CONFIGURATION_TYPE(&PciConfig) == 0)
if (PCI_CONFIGURATION_TYPE(&PciConfig) == PCI_DEVICE_TYPE)
{
for (i = 0; i < PCI_TYPE0_ADDRESSES; i++)
{
@ -509,7 +509,7 @@ PdoQueryResourceRequirements(
Descriptor->u.Interrupt.MaximumVector = 0xFF;
}
}
else if (PCI_CONFIGURATION_TYPE(&PciConfig) == 1)
else if (PCI_CONFIGURATION_TYPE(&PciConfig) == PCI_BRIDGE_TYPE)
{
for (i = 0; i < PCI_TYPE1_ADDRESSES; i++)
{
@ -598,7 +598,7 @@ PdoQueryResourceRequirements(
Descriptor->u.BusNumber.Reserved = 0;
}
}
else if (PCI_CONFIGURATION_TYPE(&PciConfig) == 2)
else if (PCI_CONFIGURATION_TYPE(&PciConfig) == PCI_CARDBUS_BRIDGE_TYPE)
{
/* FIXME: Add Cardbus bridge resources */
}
@ -637,9 +637,9 @@ PdoQueryResources(
DeviceExtension->PciDevice->BusNumber,
DeviceExtension->PciDevice->SlotNumber.u.AsULONG,
&PciConfig,
sizeof(PCI_COMMON_CONFIG));
PCI_COMMON_HDR_LENGTH);
DPRINT("Size %lu\n", Size);
if (Size < sizeof(PCI_COMMON_CONFIG))
if (Size < PCI_COMMON_HDR_LENGTH)
{
Irp->IoStatus.Information = 0;
return STATUS_UNSUCCESSFUL;
@ -649,7 +649,7 @@ PdoQueryResources(
/* Count required resource descriptors */
ResCount = 0;
if (PCI_CONFIGURATION_TYPE(&PciConfig) == 0)
if (PCI_CONFIGURATION_TYPE(&PciConfig) == PCI_DEVICE_TYPE)
{
for (i = 0; i < PCI_TYPE0_ADDRESSES; i++)
{
@ -668,7 +668,7 @@ PdoQueryResources(
(PciConfig.u.type0.InterruptLine != 0xFF))
ResCount++;
}
else if (PCI_CONFIGURATION_TYPE(&PciConfig) == 1)
else if (PCI_CONFIGURATION_TYPE(&PciConfig) == PCI_BRIDGE_TYPE)
{
for (i = 0; i < PCI_TYPE1_ADDRESSES; i++)
{
@ -683,7 +683,7 @@ PdoQueryResources(
ResCount++;
}
}
else if (PCI_CONFIGURATION_TYPE(&PciConfig) == 2)
else if (PCI_CONFIGURATION_TYPE(&PciConfig) == PCI_CARDBUS_BRIDGE_TYPE)
{
}
@ -721,7 +721,7 @@ PdoQueryResources(
PartialList->Count = ResCount;
Descriptor = &PartialList->PartialDescriptors[0];
if (PCI_CONFIGURATION_TYPE(&PciConfig) == 0)
if (PCI_CONFIGURATION_TYPE(&PciConfig) == PCI_DEVICE_TYPE)
{
for (i = 0; i < PCI_TYPE0_ADDRESSES; i++)
{
@ -775,7 +775,7 @@ PdoQueryResources(
Descriptor->u.Interrupt.Affinity = 0xFFFFFFFF;
}
}
else if (PCI_CONFIGURATION_TYPE(&PciConfig) == 1)
else if (PCI_CONFIGURATION_TYPE(&PciConfig) == PCI_BRIDGE_TYPE)
{
for (i = 0; i < PCI_TYPE1_ADDRESSES; i++)
{
@ -817,7 +817,7 @@ PdoQueryResources(
Descriptor++;
}
}
else if (PCI_CONFIGURATION_TYPE(&PciConfig) == 2)
else if (PCI_CONFIGURATION_TYPE(&PciConfig) == PCI_CARDBUS_BRIDGE_TYPE)
{
/* FIXME: Cardbus */
}