We don't advocate putting compiler specifics in libraries or drivers but there\r
is no other way to make this work.\r
\r
- Copyright (c) 2006 - 2007, Intel Corporation<BR>\r
- All rights reserved. This program and the accompanying materials\r
+ Copyright (c) 2006 - 2010, Intel Corporation. All rights reserved.<BR>\r
+ This program and the accompanying materials\r
are licensed and made available under the terms and conditions of the BSD License\r
which accompanies this distribution. The full text of the license may be found at\r
- http://opensource.org/licenses/bsd-license.php\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
@param Port The I/O port to write.\r
@param Value The value to write to the I/O port.\r
\r
- @return The value written the I/O port.\r
+ @return The value written to the I/O port.\r
\r
**/\r
UINT8\r
@param Port The I/O port to write.\r
@param Value The value to write to the I/O port.\r
\r
- @return The value written the I/O port.\r
+ @return The value written to the I/O port.\r
\r
**/\r
UINT16\r
@param Port The I/O port to write.\r
@param Value The value to write to the I/O port.\r
\r
- @return The value written the I/O port.\r
+ @return The value written to the I/O port.\r
\r
**/\r
UINT32\r
_ReadWriteBarrier ();\r
return Value;\r
}\r
-\r
-\r
-/**\r
- Reads an 8-bit MMIO register.\r
-\r
- Reads the 8-bit MMIO register specified by Address. The 8-bit read value is\r
- returned. This function must guarantee that all MMIO read and write\r
- operations are serialized.\r
-\r
- If 8-bit MMIO register operations are not supported, then ASSERT().\r
-\r
- @param Address The MMIO register to read.\r
-\r
- @return The value read.\r
-\r
-**/\r
-UINT8\r
-EFIAPI\r
-MmioRead8 (\r
- IN UINTN Address\r
- )\r
-{\r
- UINT8 Value;\r
-\r
- Value = *(volatile UINT8*)Address;\r
- return Value;\r
-}\r
-\r
-/**\r
- Writes an 8-bit MMIO register.\r
-\r
- Writes the 8-bit MMIO register specified by Address with the value specified\r
- by Value and returns Value. This function must guarantee that all MMIO read\r
- and write operations are serialized.\r
-\r
- If 8-bit MMIO register operations are not supported, then ASSERT().\r
-\r
- @param Address The MMIO register to write.\r
- @param Value The value to write to the MMIO register.\r
- \r
- @return Value.\r
-\r
-**/\r
-UINT8\r
-EFIAPI\r
-MmioWrite8 (\r
- IN UINTN Address,\r
- IN UINT8 Value\r
- )\r
-{\r
- return *(volatile UINT8*)Address = Value;\r
-}\r
-\r
-/**\r
- Reads a 16-bit MMIO register.\r
-\r
- Reads the 16-bit MMIO register specified by Address. The 16-bit read value is\r
- returned. This function must guarantee that all MMIO read and write\r
- operations are serialized.\r
-\r
- If 16-bit MMIO register operations are not supported, then ASSERT().\r
- If Address is not aligned on a 16-bit boundary, then ASSERT().\r
-\r
- @param Address The MMIO register to read.\r
-\r
- @return The value read.\r
-\r
-**/\r
-UINT16\r
-EFIAPI\r
-MmioRead16 (\r
- IN UINTN Address\r
- )\r
-{\r
- UINT16 Value;\r
-\r
- ASSERT ((Address & 1) == 0);\r
- Value = *(volatile UINT16*)Address;\r
- return Value;\r
-}\r
-\r
-/**\r
- Writes a 16-bit MMIO register.\r
-\r
- Writes the 16-bit MMIO register specified by Address with the value specified\r
- by Value and returns Value. This function must guarantee that all MMIO read\r
- and write operations are serialized.\r
-\r
- If 16-bit MMIO register operations are not supported, then ASSERT().\r
- If Address is not aligned on a 16-bit boundary, then ASSERT().\r
-\r
- @param Address The MMIO register to write.\r
- @param Value The value to write to the MMIO register.\r
- \r
- @return Value.\r
-\r
-**/\r
-UINT16\r
-EFIAPI\r
-MmioWrite16 (\r
- IN UINTN Address,\r
- IN UINT16 Value\r
- )\r
-{\r
- ASSERT ((Address & 1) == 0);\r
- return *(volatile UINT16*)Address = Value;\r
-}\r
-\r
-/**\r
- Reads a 32-bit MMIO register.\r
-\r
- Reads the 32-bit MMIO register specified by Address. The 32-bit read value is\r
- returned. This function must guarantee that all MMIO read and write\r
- operations are serialized.\r
-\r
- If 32-bit MMIO register operations are not supported, then ASSERT().\r
- If Address is not aligned on a 32-bit boundary, then ASSERT().\r
-\r
- @param Address The MMIO register to read.\r
-\r
- @return The value read.\r
-\r
-**/\r
-UINT32\r
-EFIAPI\r
-MmioRead32 (\r
- IN UINTN Address\r
- )\r
-{\r
- UINT32 Value;\r
-\r
- ASSERT ((Address & 3) == 0);\r
- Value = *(volatile UINT32*)Address;\r
- return Value;\r
-}\r
-\r
-/**\r
- Writes a 32-bit MMIO register.\r
-\r
- Writes the 32-bit MMIO register specified by Address with the value specified\r
- by Value and returns Value. This function must guarantee that all MMIO read\r
- and write operations are serialized.\r
-\r
- If 32-bit MMIO register operations are not supported, then ASSERT().\r
- If Address is not aligned on a 32-bit boundary, then ASSERT().\r
-\r
- @param Address The MMIO register to write.\r
- @param Value The value to write to the MMIO register.\r
- \r
- @return Value.\r
-\r
-**/\r
-UINT32\r
-EFIAPI\r
-MmioWrite32 (\r
- IN UINTN Address,\r
- IN UINT32 Value\r
- )\r
-{\r
- ASSERT ((Address & 3) == 0);\r
- return *(volatile UINT32*)Address = Value;\r
-}\r
-\r
-/**\r
- Reads a 64-bit MMIO register.\r
-\r
- Reads the 64-bit MMIO register specified by Address. The 64-bit read value is\r
- returned. This function must guarantee that all MMIO read and write\r
- operations are serialized.\r
-\r
- If 64-bit MMIO register operations are not supported, then ASSERT().\r
- If Address is not aligned on a 64-bit boundary, then ASSERT().\r
-\r
- @param Address The MMIO register to read.\r
-\r
- @return The value read.\r
-\r
-**/\r
-UINT64\r
-EFIAPI\r
-MmioRead64 (\r
- IN UINTN Address\r
- )\r
-{\r
- UINT64 Value;\r
-\r
- ASSERT ((Address & 7) == 0);\r
- Value = *(volatile UINT64*)Address;\r
- return Value;\r
-}\r
-\r
-/**\r
- Writes a 64-bit MMIO register.\r
-\r
- Writes the 64-bit MMIO register specified by Address with the value specified\r
- by Value and returns Value. This function must guarantee that all MMIO read\r
- and write operations are serialized.\r
-\r
- If 64-bit MMIO register operations are not supported, then ASSERT().\r
- If Address is not aligned on a 64-bit boundary, then ASSERT().\r
-\r
- @param Address The MMIO register to write.\r
- @param Value The value to write to the MMIO register.\r
-\r
-**/\r
-UINT64\r
-EFIAPI\r
-MmioWrite64 (\r
- IN UINTN Address,\r
- IN UINT64 Value\r
- )\r
-{\r
- ASSERT ((Address & 7) == 0);\r
- return *(volatile UINT64*)Address = Value;\r
-}\r
-\r
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