diff options
Diffstat (limited to 'OvmfPkg/QemuVideoDxe/UnalignedIoGcc.c')
-rw-r--r-- | OvmfPkg/QemuVideoDxe/UnalignedIoGcc.c | 70 |
1 files changed, 0 insertions, 70 deletions
diff --git a/OvmfPkg/QemuVideoDxe/UnalignedIoGcc.c b/OvmfPkg/QemuVideoDxe/UnalignedIoGcc.c deleted file mode 100644 index 105d55d3b9..0000000000 --- a/OvmfPkg/QemuVideoDxe/UnalignedIoGcc.c +++ /dev/null @@ -1,70 +0,0 @@ -/** @file
- Unaligned Port I/O. This file has compiler specifics for GCC as there is no
- ANSI C standard for doing IO.
-
- Based on IoLibGcc.c.
-
- Copyright (c) 2006 - 2010, Intel Corporation. All rights reserved.<BR>
- 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.
-
-**/
-
-
-#include "UnalignedIoInternal.h"
-
-/**
- Performs a 32-bit write to the specified, possibly unaligned I/O-type
- address.
-
- Writes the 32-bit I/O port specified by Port with the value specified by
- Value and returns Value. This function must guarantee that all I/O read and
- write operations are serialized.
-
- If 32-bit unaligned I/O port operations are not supported, then ASSERT().
-
- @param[in] Port I/O port address
- @param[in] Value 32-bit word to write
-
- @return The value written to the I/O port.
-
-**/
-UINT32
-UnalignedIoWrite32 (
- IN UINTN Port,
- IN UINT32 Value
- )
-{
- __asm__ __volatile__ ( "outl %0, %1" : : "a" (Value), "d" ((UINT16)Port) );
- return Value;
-}
-
-/**
- Reads a 32-bit word from the specified, possibly unaligned I/O-type address.
-
- Reads the 32-bit I/O port specified by Port. The 32-bit read value is
- returned. This function must guarantee that all I/O read and write operations
- are serialized.
-
- If 32-bit unaligned I/O port operations are not supported, then ASSERT().
-
- @param[in] Port The I/O port to read.
-
- @return The value read.
-
-**/
-UINT32
-UnalignedIoRead32 (
- IN UINTN Port
- )
-{
- UINT32 Data;
- __asm__ __volatile__ ( "inl %1, %0" : "=a" (Data) : "d" ((UINT16)Port) );
- return Data;
-}
-
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