diff options
Diffstat (limited to 'EdkCompatibilityPkg/Foundation/Framework/Protocol/CpuIo/CpuIo.h')
-rw-r--r-- | EdkCompatibilityPkg/Foundation/Framework/Protocol/CpuIo/CpuIo.h | 93 |
1 files changed, 93 insertions, 0 deletions
diff --git a/EdkCompatibilityPkg/Foundation/Framework/Protocol/CpuIo/CpuIo.h b/EdkCompatibilityPkg/Foundation/Framework/Protocol/CpuIo/CpuIo.h new file mode 100644 index 0000000000..c4944b4368 --- /dev/null +++ b/EdkCompatibilityPkg/Foundation/Framework/Protocol/CpuIo/CpuIo.h @@ -0,0 +1,93 @@ +/*++
+
+Copyright (c) 2004, Intel Corporation
+All rights reserved. This program and the accompanying materials
+are licensed and made available under the terms and conditions of the BSD License
+which accompanies this distribution. The full text of the license may be found at
+http://opensource.org/licenses/bsd-license.php
+
+THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+
+Module Name:
+
+ CpuIO.h
+
+Abstract:
+
+ CPU IO Protocol as defined in Tiano
+
+ This code abstracts the CPU IO Protocol
+
+--*/
+
+#ifndef _CPUIO_H_
+#define _CPUIO_H_
+
+#define EFI_CPU_IO_PROTOCOL_GUID \
+ { \
+ 0xB0732526, 0x38C8, 0x4b40, 0x88, 0x77, 0x61, 0xC7, 0xB0, 0x6A, 0xAC, 0x45 \
+ }
+
+EFI_FORWARD_DECLARATION (EFI_CPU_IO_PROTOCOL);
+
+//
+// *******************************************************
+// EFI_CPU_IO_PROTOCOL_WIDTH
+// *******************************************************
+//
+typedef enum {
+ EfiCpuIoWidthUint8,
+ EfiCpuIoWidthUint16,
+ EfiCpuIoWidthUint32,
+ EfiCpuIoWidthUint64,
+ EfiCpuIoWidthFifoUint8,
+ EfiCpuIoWidthFifoUint16,
+ EfiCpuIoWidthFifoUint32,
+ EfiCpuIoWidthFifoUint64,
+ EfiCpuIoWidthFillUint8,
+ EfiCpuIoWidthFillUint16,
+ EfiCpuIoWidthFillUint32,
+ EfiCpuIoWidthFillUint64,
+ EfiCpuIoWidthMaximum
+} EFI_CPU_IO_PROTOCOL_WIDTH;
+
+//
+// *******************************************************
+// EFI_CPU_IO_PROTOCOL_IO_MEM
+// *******************************************************
+//
+typedef
+EFI_STATUS
+EFI_RUNTIMESERVICE
+(EFIAPI *EFI_CPU_IO_PROTOCOL_IO_MEM) (
+ IN EFI_CPU_IO_PROTOCOL * This,
+ IN EFI_CPU_IO_PROTOCOL_WIDTH Width,
+ IN UINT64 Address,
+ IN UINTN Count,
+ IN OUT VOID *Buffer
+ );
+
+//
+// *******************************************************
+// EFI_CPU_IO_PROTOCOL_ACCESS
+// *******************************************************
+//
+typedef struct {
+ EFI_CPU_IO_PROTOCOL_IO_MEM Read;
+ EFI_CPU_IO_PROTOCOL_IO_MEM Write;
+} EFI_CPU_IO_PROTOCOL_ACCESS;
+
+//
+// *******************************************************
+// EFI_CPU_IO_PROTOCOL
+// *******************************************************
+//
+typedef struct _EFI_CPU_IO_PROTOCOL {
+ EFI_CPU_IO_PROTOCOL_ACCESS Mem;
+ EFI_CPU_IO_PROTOCOL_ACCESS Io;
+} EFI_CPU_IO_PROTOCOL;
+
+extern EFI_GUID gEfiCpuIoProtocolGuid;
+
+#endif
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