diff options
Diffstat (limited to 'EdkCompatibilityPkg/Foundation/Library/RuntimeDxe/EfiRuntimeLib/ia32/IoLib.c')
-rw-r--r-- | EdkCompatibilityPkg/Foundation/Library/RuntimeDxe/EfiRuntimeLib/ia32/IoLib.c | 130 |
1 files changed, 130 insertions, 0 deletions
diff --git a/EdkCompatibilityPkg/Foundation/Library/RuntimeDxe/EfiRuntimeLib/ia32/IoLib.c b/EdkCompatibilityPkg/Foundation/Library/RuntimeDxe/EfiRuntimeLib/ia32/IoLib.c new file mode 100644 index 0000000000..363347173a --- /dev/null +++ b/EdkCompatibilityPkg/Foundation/Library/RuntimeDxe/EfiRuntimeLib/ia32/IoLib.c @@ -0,0 +1,130 @@ +/*++
+
+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:
+
+ IoLib.c
+
+Abstract:
+
+ Light weight lib to support Tiano drivers.
+
+--*/
+
+#include "Tiano.h"
+#include "EfiRuntimeLib.h"
+#include EFI_PROTOCOL_DEFINITION (CpuIo)
+
+extern EFI_CPU_IO_PROTOCOL *gCpuIo;
+
+EFI_STATUS
+EfiIoRead (
+ IN EFI_CPU_IO_PROTOCOL_WIDTH Width,
+ IN UINT64 Address,
+ IN UINTN Count,
+ IN OUT VOID *Buffer
+ )
+/*++
+
+Routine Description:
+ Perform an IO read into Buffer.
+
+Arguments:
+ Width - Width of read transaction, and repeat operation to use
+ Address - IO address to read
+ Count - Number of times to read the IO address.
+ Buffer - Buffer to read data into. size is Width * Count
+
+Returns:
+ BugBug: Check with Mike to see if I can find this #define some ware else
+
+--*/
+{
+ return gCpuIo->Io.Read (gCpuIo, Width, Address, Count, Buffer);
+}
+
+EFI_STATUS
+EfiIoWrite (
+ IN EFI_CPU_IO_PROTOCOL_WIDTH Width,
+ IN UINT64 Address,
+ IN UINTN Count,
+ IN OUT VOID *Buffer
+ )
+/*++
+
+Routine Description:
+ Perform an IO write into Buffer.
+
+Arguments:
+ Width - Width of write transaction, and repeat operation to use
+ Address - IO address to write
+ Count - Number of times to write the IO address.
+ Buffer - Buffer to write data from. size is Width * Count
+
+Returns:
+ BugBug: Check with Mike to see if I can find this #define some ware else
+
+--*/
+{
+ return gCpuIo->Io.Write (gCpuIo, Width, Address, Count, Buffer);
+}
+
+EFI_STATUS
+EfiMemRead (
+ IN EFI_CPU_IO_PROTOCOL_WIDTH Width,
+ IN UINT64 Address,
+ IN UINTN Count,
+ IN OUT VOID *Buffer
+ )
+/*++
+
+Routine Description:
+ Perform a Memory mapped IO read into Buffer.
+
+Arguments:
+ Width - Width of each read transaction.
+ Address - Memory mapped IO address to read
+ Count - Number of Width quanta to read
+ Buffer - Buffer to read data into. size is Width * Count
+
+Returns:
+ BugBug: Check with Mike to see if I can find this #define some ware else
+
+--*/
+{
+ return gCpuIo->Mem.Read (gCpuIo, Width, Address, Count, Buffer);
+}
+
+EFI_STATUS
+EfiMemWrite (
+ IN EFI_CPU_IO_PROTOCOL_WIDTH Width,
+ IN UINT64 Address,
+ IN UINTN Count,
+ IN OUT VOID *Buffer
+ )
+/*++
+
+Routine Description:
+ Perform a memory mapped IO write into Buffer.
+
+Arguments:
+ Width - Width of write transaction, and repeat operation to use
+ Address - IO address to write
+ Count - Number of times to write the IO address.
+ Buffer - Buffer to write data from. size is Width * Count
+
+Returns:
+ BugBug: Check with Mike to see if I can find this #define some ware else
+
+--*/
+{
+ return gCpuIo->Mem.Write (gCpuIo, Width, Address, Count, Buffer);
+}
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