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IopAssignDeviceResources():

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Fix translated resource list for I/O ports and memory ranges
Fix raw resource list for interrupts

svn path=/trunk/; revision=15424
This commit is contained in:
Hervé Poussineau
2005-05-20 02:37:51 +00:00
parent 027e2bfa3a
commit 1367527014
1 changed files with 51 additions and 11 deletions
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62
reactos/ntoskrnl/io/pnpmgr.c
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@@ -908,6 +908,7 @@ IopAssignDeviceResources(
PCM_PARTIAL_RESOURCE_DESCRIPTOR DescriptorRaw, DescriptorTranslated;
ULONG NumberOfResources = 0;
ULONG i;
NTSTATUS Status;
/* Fill DeviceNode->ResourceList and DeviceNode->ResourceListTranslated;
* by using DeviceNode->ResourceRequirements */
@@ -923,19 +924,25 @@ IopAssignDeviceResources(
/* Actually, simply use resource list #0 as assigned resource list */
ResourceList = &DeviceNode->ResourceRequirements->List[0];
if (ResourceList->Version != 1 || ResourceList->Revision != 1)
return STATUS_REVISION_MISMATCH;
{
Status = STATUS_REVISION_MISMATCH;
goto ByeBye;
}
DeviceNode->ResourceList = ExAllocatePool(PagedPool,
sizeof(CM_RESOURCE_LIST) + ResourceList->Count * sizeof(CM_PARTIAL_RESOURCE_DESCRIPTOR));
if (!DeviceNode->ResourceList)
return STATUS_INSUFFICIENT_RESOURCES;
{
Status = STATUS_INSUFFICIENT_RESOURCES;
goto ByeBye;
}
DeviceNode->ResourceListTranslated = ExAllocatePool(PagedPool,
sizeof(CM_RESOURCE_LIST) + ResourceList->Count * sizeof(CM_PARTIAL_RESOURCE_DESCRIPTOR));
if (!DeviceNode->ResourceListTranslated)
{
ExFreePool(DeviceNode->ResourceList);
return STATUS_INSUFFICIENT_RESOURCES;
Status = STATUS_INSUFFICIENT_RESOURCES;
goto ByeBye;
}
DeviceNode->ResourceList->Count = 1;
@@ -968,22 +975,32 @@ IopAssignDeviceResources(
{
case CmResourceTypePort:
{
ULONG AddressSpace = 0; /* IO space */
DescriptorRaw->u.Port.Start = ResourceDescriptor->u.Port.MinimumAddress;
DescriptorRaw->u.Port.Length = DescriptorTranslated->u.Port.Length
= ResourceDescriptor->u.Port.Length;
/*FIXME: DescriptorTranslated->u.Port.Start? */
if (!HalTranslateBusAddress(
DeviceNode->ResourceRequirements->InterfaceType,
DeviceNode->ResourceRequirements->BusNumber,
DescriptorRaw->u.Port.Start,
&AddressSpace,
&DescriptorTranslated->u.Port.Start))
{
Status = STATUS_UNSUCCESSFUL;
goto ByeBye;
}
break;
}
case CmResourceTypeInterrupt:
{
DescriptorRaw->u.Interrupt.Vector = 0;
DescriptorRaw->u.Interrupt.Level = 0;
/* FIXME: if IRQ 9 is in the possible range, use it.
* This should be a PCI device */
if (ResourceDescriptor->u.Interrupt.MinimumVector <= 9
&& ResourceDescriptor->u.Interrupt.MaximumVector >= 9)
DescriptorRaw->u.Interrupt.Level = 9;
DescriptorRaw->u.Interrupt.Vector = 9;
else
DescriptorRaw->u.Interrupt.Level = ResourceDescriptor->u.Interrupt.MinimumVector;
DescriptorRaw->u.Interrupt.Vector = ResourceDescriptor->u.Interrupt.MinimumVector;
DescriptorTranslated->u.Interrupt.Vector = HalGetInterruptVector(
DeviceNode->ResourceRequirements->InterfaceType,
@@ -997,15 +1014,24 @@ IopAssignDeviceResources(
}
case CmResourceTypeMemory:
{
ULONG AddressSpace = 1; /* Memory space */
DescriptorRaw->u.Memory.Start = ResourceDescriptor->u.Memory.MinimumAddress;
DescriptorRaw->u.Memory.Length = DescriptorTranslated->u.Memory.Length
= ResourceDescriptor->u.Port.Length;
/*FIXME: DescriptorTranslated->u.Memory.Start? */
= ResourceDescriptor->u.Memory.Length;
if (!HalTranslateBusAddress(
DeviceNode->ResourceRequirements->InterfaceType,
DeviceNode->ResourceRequirements->BusNumber,
DescriptorRaw->u.Memory.Start,
&AddressSpace,
&DescriptorTranslated->u.Memory.Start))
{
Status = STATUS_UNSUCCESSFUL;
goto ByeBye;
}
break;
}
case CmResourceTypeDma:
{
DPRINT1("IopAssignDeviceResources(): CmResourceTypeDma case not implemented\n");
DescriptorRaw->u.Dma.Channel = DescriptorTranslated->u.Dma.Channel
= ResourceDescriptor->u.Dma.MinimumChannel;
DescriptorRaw->u.Dma.Port = DescriptorTranslated->u.Dma.Port
@@ -1050,6 +1076,20 @@ IopAssignDeviceResources(
DeviceNode->ResourceListTranslated->List[0].PartialResourceList.Count = NumberOfResources;
return STATUS_SUCCESS;
ByeBye:
if (DeviceNode->ResourceList)
{
ExFreePool(DeviceNode->ResourceList);
DeviceNode->ResourceList = NULL;
}
if (DeviceNode->ResourceListTranslated)
{
ExFreePool(DeviceNode->ResourceListTranslated);
DeviceNode->ResourceListTranslated = NULL;
}
return Status;
}