diff options
Diffstat (limited to 'MdeModulePkg/Bus/Pci/UhciPei/DmaMem.c')
| -rw-r--r-- | MdeModulePkg/Bus/Pci/UhciPei/DmaMem.c | 83 |
1 files changed, 43 insertions, 40 deletions
diff --git a/MdeModulePkg/Bus/Pci/UhciPei/DmaMem.c b/MdeModulePkg/Bus/Pci/UhciPei/DmaMem.c index 91e5bf5678..c6ef129235 100644 --- a/MdeModulePkg/Bus/Pci/UhciPei/DmaMem.c +++ b/MdeModulePkg/Bus/Pci/UhciPei/DmaMem.c @@ -39,8 +39,8 @@ IoMmuMap ( OUT VOID **Mapping
)
{
- EFI_STATUS Status;
- UINT64 Attribute;
+ EFI_STATUS Status;
+ UINT64 Attribute;
if (IoMmu != NULL) {
Status = IoMmu->Map (
@@ -54,23 +54,25 @@ IoMmuMap ( if (EFI_ERROR (Status)) {
return EFI_OUT_OF_RESOURCES;
}
+
switch (Operation) {
- case EdkiiIoMmuOperationBusMasterRead:
- case EdkiiIoMmuOperationBusMasterRead64:
- Attribute = EDKII_IOMMU_ACCESS_READ;
- break;
- case EdkiiIoMmuOperationBusMasterWrite:
- case EdkiiIoMmuOperationBusMasterWrite64:
- Attribute = EDKII_IOMMU_ACCESS_WRITE;
- break;
- case EdkiiIoMmuOperationBusMasterCommonBuffer:
- case EdkiiIoMmuOperationBusMasterCommonBuffer64:
- Attribute = EDKII_IOMMU_ACCESS_READ | EDKII_IOMMU_ACCESS_WRITE;
- break;
- default:
- ASSERT(FALSE);
- return EFI_INVALID_PARAMETER;
+ case EdkiiIoMmuOperationBusMasterRead:
+ case EdkiiIoMmuOperationBusMasterRead64:
+ Attribute = EDKII_IOMMU_ACCESS_READ;
+ break;
+ case EdkiiIoMmuOperationBusMasterWrite:
+ case EdkiiIoMmuOperationBusMasterWrite64:
+ Attribute = EDKII_IOMMU_ACCESS_WRITE;
+ break;
+ case EdkiiIoMmuOperationBusMasterCommonBuffer:
+ case EdkiiIoMmuOperationBusMasterCommonBuffer64:
+ Attribute = EDKII_IOMMU_ACCESS_READ | EDKII_IOMMU_ACCESS_WRITE;
+ break;
+ default:
+ ASSERT (FALSE);
+ return EFI_INVALID_PARAMETER;
}
+
Status = IoMmu->SetAttribute (
IoMmu,
*Mapping,
@@ -82,10 +84,11 @@ IoMmuMap ( return Status;
}
} else {
- *DeviceAddress = (EFI_PHYSICAL_ADDRESS) (UINTN) HostAddress;
- *Mapping = NULL;
- Status = EFI_SUCCESS;
+ *DeviceAddress = (EFI_PHYSICAL_ADDRESS)(UINTN)HostAddress;
+ *Mapping = NULL;
+ Status = EFI_SUCCESS;
}
+
return Status;
}
@@ -98,8 +101,8 @@ IoMmuMap ( **/
VOID
IoMmuUnmap (
- IN EDKII_IOMMU_PPI *IoMmu,
- IN VOID *Mapping
+ IN EDKII_IOMMU_PPI *IoMmu,
+ IN VOID *Mapping
)
{
if (IoMmu != NULL) {
@@ -140,9 +143,9 @@ IoMmuAllocateBuffer ( UINTN NumberOfBytes;
EFI_PHYSICAL_ADDRESS HostPhyAddress;
- *HostAddress = NULL;
+ *HostAddress = NULL;
*DeviceAddress = 0;
- *Mapping = NULL;
+ *Mapping = NULL;
if (IoMmu != NULL) {
Status = IoMmu->AllocateBuffer (
@@ -157,19 +160,20 @@ IoMmuAllocateBuffer ( }
NumberOfBytes = EFI_PAGES_TO_SIZE (Pages);
- Status = IoMmu->Map (
- IoMmu,
- EdkiiIoMmuOperationBusMasterCommonBuffer,
- *HostAddress,
- &NumberOfBytes,
- DeviceAddress,
- Mapping
- );
+ Status = IoMmu->Map (
+ IoMmu,
+ EdkiiIoMmuOperationBusMasterCommonBuffer,
+ *HostAddress,
+ &NumberOfBytes,
+ DeviceAddress,
+ Mapping
+ );
if (EFI_ERROR (Status)) {
IoMmu->FreeBuffer (IoMmu, Pages, *HostAddress);
*HostAddress = NULL;
return EFI_OUT_OF_RESOURCES;
}
+
Status = IoMmu->SetAttribute (
IoMmu,
*Mapping,
@@ -178,7 +182,7 @@ IoMmuAllocateBuffer ( if (EFI_ERROR (Status)) {
IoMmu->Unmap (IoMmu, *Mapping);
IoMmu->FreeBuffer (IoMmu, Pages, *HostAddress);
- *Mapping = NULL;
+ *Mapping = NULL;
*HostAddress = NULL;
return Status;
}
@@ -191,15 +195,15 @@ IoMmuAllocateBuffer ( if (EFI_ERROR (Status)) {
return EFI_OUT_OF_RESOURCES;
}
- *HostAddress = (VOID *) (UINTN) HostPhyAddress;
+
+ *HostAddress = (VOID *)(UINTN)HostPhyAddress;
*DeviceAddress = HostPhyAddress;
- *Mapping = NULL;
+ *Mapping = NULL;
}
+
return Status;
}
-
-
/**
Initialize IOMMU.
@@ -208,7 +212,7 @@ IoMmuAllocateBuffer ( **/
VOID
IoMmuInit (
- OUT EDKII_IOMMU_PPI **IoMmu
+ OUT EDKII_IOMMU_PPI **IoMmu
)
{
*IoMmu = NULL;
@@ -216,7 +220,6 @@ IoMmuInit ( &gEdkiiIoMmuPpiGuid,
0,
NULL,
- (VOID **) IoMmu
+ (VOID **)IoMmu
);
}
-
|