Qemu.h\r
\r
[Sources.Ia32, Sources.X64]\r
- UnalignedIoGcc.c | GCC\r
- UnalignedIoIcc.c | INTEL\r
- UnalignedIoMsc.c | MSFT\r
VbeShim.c\r
VbeShim.h\r
\r
-[Sources.EBC]\r
- UnalignedIoUnsupported.c\r
-\r
[Packages]\r
MdePkg/MdePkg.dec\r
MdeModulePkg/MdeModulePkg.dec\r
+++ /dev/null
-/** @file\r
- Unaligned Port I/O. This file has compiler specifics for GCC as there is no\r
- ANSI C standard for doing IO.\r
-\r
- Based on IoLibGcc.c.\r
-\r
- Copyright (c) 2006 - 2010, Intel Corporation. All rights reserved.<BR>\r
- This program and the accompanying materials are licensed and made available\r
- under the terms and conditions of the BSD License which accompanies this\r
- distribution. The full text of the license may be found at\r
- http://opensource.org/licenses/bsd-license.php.\r
-\r
- THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
- WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
-\r
-**/\r
-\r
-\r
-#include "UnalignedIoInternal.h"\r
-\r
-/**\r
- Performs a 32-bit write to the specified, possibly unaligned I/O-type\r
- address.\r
-\r
- Writes the 32-bit I/O port specified by Port with the value specified by\r
- Value and returns Value. This function must guarantee that all I/O read and\r
- write operations are serialized.\r
-\r
- If 32-bit unaligned I/O port operations are not supported, then ASSERT().\r
-\r
- @param[in] Port I/O port address\r
- @param[in] Value 32-bit word to write\r
-\r
- @return The value written to the I/O port.\r
-\r
-**/\r
-UINT32\r
-UnalignedIoWrite32 (\r
- IN UINTN Port,\r
- IN UINT32 Value\r
- )\r
-{\r
- __asm__ __volatile__ ( "outl %0, %1" : : "a" (Value), "d" ((UINT16)Port) );\r
- return Value;\r
-}\r
-\r
-/**\r
- Reads a 32-bit word from the specified, possibly unaligned I/O-type address.\r
-\r
- Reads the 32-bit I/O port specified by Port. The 32-bit read value is\r
- returned. This function must guarantee that all I/O read and write operations\r
- are serialized.\r
-\r
- If 32-bit unaligned I/O port operations are not supported, then ASSERT().\r
-\r
- @param[in] Port The I/O port to read.\r
-\r
- @return The value read.\r
-\r
-**/\r
-UINT32\r
-UnalignedIoRead32 (\r
- IN UINTN Port\r
- )\r
-{\r
- UINT32 Data;\r
- __asm__ __volatile__ ( "inl %1, %0" : "=a" (Data) : "d" ((UINT16)Port) );\r
- return Data;\r
-}\r
-\r
+++ /dev/null
-/** @file\r
- Unaligned port I/O. This file has compiler specifics for ICC as there\r
- is no ANSI C standard for doing IO.\r
-\r
- Based on IoLibIcc.c.\r
-\r
- Copyright (c) 2006 - 2008, Intel Corporation. All rights reserved.<BR>\r
- This program and the accompanying materials are licensed and made available\r
- under the terms and conditions of the BSD License which accompanies this\r
- distribution. The full text of the license may be found at\r
- http://opensource.org/licenses/bsd-license.php.\r
-\r
- THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
- WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
-\r
-**/\r
-\r
-\r
-#include "UnalignedIoInternal.h"\r
-\r
-/**\r
- Performs a 32-bit write to the specified, possibly unaligned I/O-type\r
- address.\r
-\r
- Writes the 32-bit I/O port specified by Port with the value specified by\r
- Value and returns Value. This function must guarantee that all I/O read and\r
- write operations are serialized.\r
-\r
- If 32-bit unaligned I/O port operations are not supported, then ASSERT().\r
-\r
- @param[in] Port I/O port address\r
- @param[in] Value 32-bit word to write\r
-\r
- @return The value written to the I/O port.\r
-\r
-**/\r
-UINT32\r
-UnalignedIoWrite32 (\r
- IN UINTN Port,\r
- IN UINT32 Value\r
- )\r
-{\r
- __asm {\r
- mov eax, dword ptr [Value]\r
- mov dx, word ptr [Port]\r
- out dx, eax\r
- }\r
-\r
- return Value;\r
-}\r
-\r
-/**\r
- Reads a 32-bit word from the specified, possibly unaligned I/O-type address.\r
-\r
- Reads the 32-bit I/O port specified by Port. The 32-bit read value is\r
- returned. This function must guarantee that all I/O read and write operations\r
- are serialized.\r
-\r
- If 32-bit unaligned I/O port operations are not supported, then ASSERT().\r
-\r
- @param[in] Port The I/O port to read.\r
-\r
- @return The value read.\r
-\r
-**/\r
-UINT32\r
-UnalignedIoRead32 (\r
- IN UINTN Port\r
- )\r
-{\r
- UINT32 Data;\r
-\r
- __asm {\r
- mov dx, word ptr [Port]\r
- in eax, dx\r
- mov dword ptr [Data], eax\r
- }\r
-\r
- return Data;\r
-}\r
+++ /dev/null
-/** @file\r
- Unaligned port I/O, with implementations for various x86 compilers and a\r
- dummy for platforms which do not support unaligned port I/O.\r
-\r
- Copyright (c) 2017, Phil Dennis-Jordan.<BR>\r
- This program and the accompanying materials are licensed and made available\r
- under the terms and conditions of the BSD License which accompanies this\r
- distribution. The full text of the license may be found at\r
- http://opensource.org/licenses/bsd-license.php.\r
-\r
- THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
- WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
-\r
-**/\r
-\r
-#ifndef _UNALIGNED_IO_INTERNAL_H_\r
-#define _UNALIGNED_IO_INTERNAL_H_\r
-\r
-/**\r
- Performs a 32-bit write to the specified, possibly unaligned I/O-type address.\r
-\r
- Writes the 32-bit I/O port specified by Port with the value specified by Value\r
- and returns Value. This function must guarantee that all I/O read and write\r
- operations are serialized.\r
-\r
- If 32-bit unaligned I/O port operations are not supported, then ASSERT().\r
-\r
- @param[in] Port I/O port address\r
- @param[in] Value 32-bit word to write\r
-\r
- @return The value written to the I/O port.\r
-\r
-**/\r
-UINT32\r
-UnalignedIoWrite32 (\r
- IN UINTN Port,\r
- IN UINT32 Value\r
- );\r
-\r
-/**\r
- Reads a 32-bit word from the specified, possibly unaligned I/O-type address.\r
-\r
- Reads the 32-bit I/O port specified by Port. The 32-bit read value is\r
- returned. This function must guarantee that all I/O read and write operations\r
- are serialized.\r
-\r
- If 32-bit unaligned I/O port operations are not supported, then ASSERT().\r
-\r
- @param[in] Port The I/O port to read.\r
-\r
- @return The value read.\r
-\r
-**/\r
-UINT32\r
-UnalignedIoRead32 (\r
- IN UINTN Port\r
- );\r
-\r
-#endif\r
+++ /dev/null
-/** @file\r
- Unaligned port I/O. This file has compiler specifics for Microsoft C as there\r
- is no ANSI C standard for doing IO.\r
-\r
- Based on IoLibMsc.c\r
-\r
- Copyright (c) 2006 - 2010, Intel Corporation. All rights reserved.<BR>\r
- This program and the accompanying materials are licensed and made available\r
- under the terms and conditions of the BSD License which accompanies this\r
- distribution. The full text of the license may be found at\r
- http://opensource.org/licenses/bsd-license.php.\r
-\r
- THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
- WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
-\r
-**/\r
-\r
-\r
-#include "UnalignedIoInternal.h"\r
-\r
-unsigned long _inpd (unsigned short port);\r
-unsigned long _outpd (unsigned short port, unsigned long dataword );\r
-void _ReadWriteBarrier (void);\r
-\r
-/**\r
- Performs a 32-bit write to the specified, possibly unaligned I/O-type\r
- address.\r
-\r
- Writes the 32-bit I/O port specified by Port with the value specified by\r
- Value and returns Value. This function must guarantee that all I/O read and\r
- write operations are serialized.\r
-\r
- If 32-bit unaligned I/O port operations are not supported, then ASSERT().\r
-\r
- @param[in] Port I/O port address\r
- @param[in] Value 32-bit word to write\r
-\r
- @return The value written to the I/O port.\r
-\r
-**/\r
-UINT32\r
-UnalignedIoWrite32 (\r
- IN UINTN Port,\r
- IN UINT32 Value\r
- )\r
-{\r
- _ReadWriteBarrier ();\r
- _outpd ((UINT16)Port, Value);\r
- _ReadWriteBarrier ();\r
- return Value;\r
-}\r
-\r
-/**\r
- Reads a 32-bit word from the specified, possibly unaligned I/O-type address.\r
-\r
- Reads the 32-bit I/O port specified by Port. The 32-bit read value is\r
- returned. This function must guarantee that all I/O read and write operations\r
- are serialized.\r
-\r
- If 32-bit unaligned I/O port operations are not supported, then ASSERT().\r
-\r
- @param[in] Port The I/O port to read.\r
-\r
- @return The value read.\r
-\r
-**/\r
-UINT32\r
-UnalignedIoRead32 (\r
- IN UINTN Port\r
- )\r
-{\r
- UINT32 Value;\r
-\r
- _ReadWriteBarrier ();\r
- Value = _inpd ((UINT16)Port);\r
- _ReadWriteBarrier ();\r
- return Value;\r
-}\r
+++ /dev/null
-/** @file\r
- Unaligned port I/O dummy implementation for platforms which do not support it.\r
-\r
- Copyright (c) 2017, Phil Dennis-Jordan.<BR>\r
- This program and the accompanying materials are licensed and made available\r
- under the terms and conditions of the BSD License which accompanies this\r
- distribution. The full text of the license may be found at\r
- http://opensource.org/licenses/bsd-license.php.\r
-\r
- THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
- WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
-\r
-**/\r
-\r
-\r
-#include <Library/DebugLib.h>\r
-#include "UnalignedIoInternal.h"\r
-\r
-/**\r
- Performs a 32-bit write to the specified, possibly unaligned I/O-type\r
- address.\r
-\r
- Writes the 32-bit I/O port specified by Port with the value specified by\r
- Value and returns Value. This function must guarantee that all I/O read and\r
- write operations are serialized.\r
-\r
- If 32-bit unaligned I/O port operations are not supported, then ASSERT().\r
-\r
- @param[in] Port I/O port address\r
- @param[in] Value 32-bit word to write\r
-\r
- @return The value written to the I/O port.\r
-\r
-**/\r
-UINT32\r
-UnalignedIoWrite32 (\r
- IN UINTN Port,\r
- IN UINT32 Value\r
- )\r
-{\r
- ASSERT (FALSE);\r
- return Value;\r
-}\r
-\r
-/**\r
- Reads a 32-bit word from the specified, possibly unaligned I/O-type address.\r
-\r
- Reads the 32-bit I/O port specified by Port. The 32-bit read value is\r
- returned. This function must guarantee that all I/O read and write operations\r
- are serialized.\r
-\r
- If 32-bit unaligned I/O port operations are not supported, then ASSERT().\r
-\r
- @param[in] Port The I/O port to read.\r
-\r
- @return The value read.\r
-\r
-**/\r
-UINT32\r
-UnalignedIoRead32 (\r
- IN UINTN Port\r
- )\r
-{\r
- ASSERT (FALSE);\r
- return 0;\r
-}\r