MdeModulePkg/PciHostBridge: Move declaration of mIoMmu to header file
The change doesn't have functionality impact. It just renames the mIoMmuProtocol to mIoMmu and moves the declaration from PciRootBridgeIo.c to PciHostBridge.h. Contributed-under: TianoCore Contribution Agreement 1.1 Signed-off-by: Ruiyu Ni <ruiyu.ni@intel.com> Suggested-by: Star Zeng <star.zeng@intel.com> Reviewed-by: Star Zeng <star.zeng@intel.com> Reviewed-by: Laszlo Ersek <lersek@redhat.com>
This commit is contained in:
@@ -17,8 +17,6 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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#include "PciRootBridge.h"
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#include "PciHostResource.h"
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extern EDKII_IOMMU_PROTOCOL *mIoMmuProtocol;
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#define NO_MAPPING (VOID *) (UINTN) -1
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#define RESOURCE_VALID(Resource) ((Resource)->Base <= (Resource)->Limit)
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@@ -1269,7 +1267,7 @@ RootBridgeIoMap (
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RootBridge = ROOT_BRIDGE_FROM_THIS (This);
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if (mIoMmuProtocol != NULL) {
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if (mIoMmu != NULL) {
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if (!RootBridge->DmaAbove4G) {
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//
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// Clear 64bit support
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@@ -1278,14 +1276,14 @@ RootBridgeIoMap (
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Operation = (EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL_OPERATION) (Operation - EfiPciOperationBusMasterRead64);
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}
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}
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Status = mIoMmuProtocol->Map (
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mIoMmuProtocol,
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(EDKII_IOMMU_OPERATION) Operation,
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HostAddress,
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NumberOfBytes,
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DeviceAddress,
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Mapping
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);
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Status = mIoMmu->Map (
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mIoMmu,
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(EDKII_IOMMU_OPERATION) Operation,
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HostAddress,
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NumberOfBytes,
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DeviceAddress,
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Mapping
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);
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return Status;
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}
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@@ -1413,11 +1411,11 @@ RootBridgeIoUnmap (
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PCI_ROOT_BRIDGE_INSTANCE *RootBridge;
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EFI_STATUS Status;
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if (mIoMmuProtocol != NULL) {
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Status = mIoMmuProtocol->Unmap (
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mIoMmuProtocol,
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Mapping
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);
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if (mIoMmu != NULL) {
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Status = mIoMmu->Unmap (
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mIoMmu,
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Mapping
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);
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return Status;
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}
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@@ -1539,21 +1537,21 @@ RootBridgeIoAllocateBuffer (
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RootBridge = ROOT_BRIDGE_FROM_THIS (This);
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if (mIoMmuProtocol != NULL) {
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if (mIoMmu != NULL) {
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if (!RootBridge->DmaAbove4G) {
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//
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// Clear DUAL_ADDRESS_CYCLE
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//
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Attributes &= ~((UINT64) EFI_PCI_ATTRIBUTE_DUAL_ADDRESS_CYCLE);
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}
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Status = mIoMmuProtocol->AllocateBuffer (
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mIoMmuProtocol,
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Type,
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MemoryType,
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Pages,
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HostAddress,
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Attributes
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);
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Status = mIoMmu->AllocateBuffer (
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mIoMmu,
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Type,
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MemoryType,
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Pages,
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HostAddress,
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Attributes
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);
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return Status;
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}
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@@ -1603,12 +1601,12 @@ RootBridgeIoFreeBuffer (
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{
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EFI_STATUS Status;
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if (mIoMmuProtocol != NULL) {
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Status = mIoMmuProtocol->FreeBuffer (
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mIoMmuProtocol,
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Pages,
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HostAddress
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);
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if (mIoMmu != NULL) {
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Status = mIoMmu->FreeBuffer (
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mIoMmu,
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Pages,
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HostAddress
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);
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return Status;
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}
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