| /** @file |
| I/O and MMIO Library Services that do I/O and also enable the I/O operation |
| to be replayed during an S3 resume. This library class maps directly on top |
| of the IoLib class. |
| |
| Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.<BR> |
| |
| SPDX-License-Identifier: BSD-2-Clause-Patent |
| |
| **/ |
| |
| #ifndef __S3_IO_LIB_H__ |
| #define __S3_IO_LIB_H__ |
| |
| /** |
| Reads an 8-bit I/O port and saves the value in the S3 script to be replayed |
| on S3 resume. |
| |
| Reads the 8-bit I/O port specified by Port. The 8-bit read value is returned. |
| This function must guarantee that all I/O read and write operations are |
| serialized. |
| |
| If 8-bit I/O port operations are not supported, then ASSERT(). |
| |
| @param[in] Port The I/O port to read. |
| |
| @return The value read. |
| |
| **/ |
| UINT8 |
| EFIAPI |
| S3IoRead8 ( |
| IN UINTN Port |
| ); |
| |
| /** |
| Writes an 8-bit I/O port, and saves the value in the S3 script to be replayed |
| on S3 resume. |
| |
| Writes the 8-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 8-bit I/O port operations are not supported, then ASSERT(). |
| |
| @param[in] Port The I/O port to write. |
| @param[in] Value The value to write to the I/O port. |
| |
| @return The value written the I/O port. |
| |
| **/ |
| UINT8 |
| EFIAPI |
| S3IoWrite8 ( |
| IN UINTN Port, |
| IN UINT8 Value |
| ); |
| |
| /** |
| Reads an 8-bit I/O port, performs a bitwise OR, writes the |
| result back to the 8-bit I/O port, and saves the value in the S3 script to be |
| replayed on S3 resume. |
| |
| Reads the 8-bit I/O port specified by Port, performs a bitwise OR |
| between the read result and the value specified by OrData, and writes the |
| result to the 8-bit I/O port specified by Port. The value written to the I/O |
| port is returned. This function must guarantee that all I/O read and write |
| operations are serialized. |
| |
| If 8-bit I/O port operations are not supported, then ASSERT(). |
| |
| @param[in] Port The I/O port to write. |
| @param[in] OrData The value to OR with the read value from the I/O port. |
| |
| @return The value written back to the I/O port. |
| |
| **/ |
| UINT8 |
| EFIAPI |
| S3IoOr8 ( |
| IN UINTN Port, |
| IN UINT8 OrData |
| ); |
| |
| /** |
| Reads an 8-bit I/O port, performs a bitwise AND, writes the result back |
| to the 8-bit I/O port, and saves the value in the S3 script to be replayed |
| on S3 resume. |
| |
| Reads the 8-bit I/O port specified by Port, performs a bitwise AND between |
| the read result and the value specified by AndData, and writes the result to |
| the 8-bit I/O port specified by Port. The value written to the I/O port is |
| returned. This function must guarantee that all I/O read and write operations |
| are serialized. |
| |
| If 8-bit I/O port operations are not supported, then ASSERT(). |
| |
| @param[in] Port The I/O port to write. |
| @param[in] AndData The value to AND with the read value from the I/O port. |
| |
| @return The value written back to the I/O port. |
| |
| **/ |
| UINT8 |
| EFIAPI |
| S3IoAnd8 ( |
| IN UINTN Port, |
| IN UINT8 AndData |
| ); |
| |
| /** |
| Reads an 8-bit I/O port, performs a bitwise AND followed by a bitwise |
| inclusive OR, writes the result back to the 8-bit I/O port, and saves |
| the value in the S3 script to be replayed on S3 resume. |
| |
| Reads the 8-bit I/O port specified by Port, performs a bitwise AND between |
| the read result and the value specified by AndData, performs a bitwise OR |
| between the result of the AND operation and the value specified by OrData, |
| and writes the result to the 8-bit I/O port specified by Port. The value |
| written to the I/O port is returned. This function must guarantee that all |
| I/O read and write operations are serialized. |
| |
| If 8-bit I/O port operations are not supported, then ASSERT(). |
| |
| @param[in] Port The I/O port to write. |
| @param[in] AndData The value to AND with the read value from the I/O port. |
| @param[in] OrData The value to OR with the result of the AND operation. |
| |
| @return The value written back to the I/O port. |
| |
| **/ |
| UINT8 |
| EFIAPI |
| S3IoAndThenOr8 ( |
| IN UINTN Port, |
| IN UINT8 AndData, |
| IN UINT8 OrData |
| ); |
| |
| /** |
| Reads a bit field of an I/O register, and saves the value in the S3 script to |
| be replayed on S3 resume. |
| |
| Reads the bit field in an 8-bit I/O register. The bit field is specified by |
| the StartBit and the EndBit. The value of the bit field is returned. |
| |
| If 8-bit I/O port operations are not supported, then ASSERT(). |
| If StartBit is greater than 7, then ASSERT(). |
| If EndBit is greater than 7, then ASSERT(). |
| If EndBit is less than StartBit, then ASSERT(). |
| |
| @param[in] Port The I/O port to read. |
| @param[in] StartBit The ordinal of the least significant bit in the bit field. |
| Range 0..7. |
| @param[in] EndBit The ordinal of the most significant bit in the bit field. |
| Range 0..7. |
| |
| @return The value read. |
| |
| **/ |
| UINT8 |
| EFIAPI |
| S3IoBitFieldRead8 ( |
| IN UINTN Port, |
| IN UINTN StartBit, |
| IN UINTN EndBit |
| ); |
| |
| /** |
| Writes a bit field to an I/O register and saves the value in the S3 script to |
| be replayed on S3 resume. |
| |
| Writes Value to the bit field of the I/O register. The bit field is specified |
| by the StartBit and the EndBit. All other bits in the destination I/O |
| register are preserved. The value written to the I/O port is returned. |
| Remaining bits in Value are stripped. |
| |
| If 8-bit I/O port operations are not supported, then ASSERT(). |
| If StartBit is greater than 7, then ASSERT(). |
| If EndBit is greater than 7, then ASSERT(). |
| If EndBit is less than StartBit, then ASSERT(). |
| If Value is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT(). |
| |
| @param[in] Port The I/O port to write. |
| @param[in] StartBit The ordinal of the least significant bit in the bit field. |
| Range 0..7. |
| @param[in] EndBit The ordinal of the most significant bit in the bit field. |
| Range 0..7. |
| @param[in] Value New value of the bit field. |
| |
| @return The value written back to the I/O port. |
| |
| **/ |
| UINT8 |
| EFIAPI |
| S3IoBitFieldWrite8 ( |
| IN UINTN Port, |
| IN UINTN StartBit, |
| IN UINTN EndBit, |
| IN UINT8 Value |
| ); |
| |
| /** |
| Reads a bit field in an 8-bit port, performs a bitwise OR, writes the |
| result back to the bit field in the 8-bit port, and saves the value in the |
| S3 script to be replayed on S3 resume. |
| |
| Reads the 8-bit I/O port specified by Port, performs a bitwise OR |
| between the read result and the value specified by OrData, and writes the |
| result to the 8-bit I/O port specified by Port. The value written to the I/O |
| port is returned. This function must guarantee that all I/O read and write |
| operations are serialized. Extra left bits in OrData are stripped. |
| |
| If 8-bit I/O port operations are not supported, then ASSERT(). |
| If StartBit is greater than 7, then ASSERT(). |
| If EndBit is greater than 7, then ASSERT(). |
| If EndBit is less than StartBit, then ASSERT(). |
| If OrData is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT(). |
| |
| @param[in] Port The I/O port to write. |
| @param[in] StartBit The ordinal of the least significant bit in the bit field. |
| Range 0..7. |
| @param[in] EndBit The ordinal of the most significant bit in the bit field. |
| Range 0..7. |
| @param[in] OrData The value to OR with the read value from the I/O port. |
| |
| @return The value written back to the I/O port. |
| |
| **/ |
| UINT8 |
| EFIAPI |
| S3IoBitFieldOr8 ( |
| IN UINTN Port, |
| IN UINTN StartBit, |
| IN UINTN EndBit, |
| IN UINT8 OrData |
| ); |
| |
| /** |
| Reads a bit field in an 8-bit port, performs a bitwise AND, writes the |
| result back to the bit field in the 8-bit port, and saves the value in the |
| S3 script to be replayed on S3 resume. |
| |
| Reads the 8-bit I/O port specified by Port, performs a bitwise AND between |
| the read result and the value specified by AndData, and writes the result to |
| the 8-bit I/O port specified by Port. The value written to the I/O port is |
| returned. This function must guarantee that all I/O read and write operations |
| are serialized. Extra left bits in AndData are stripped. |
| |
| If 8-bit I/O port operations are not supported, then ASSERT(). |
| If StartBit is greater than 7, then ASSERT(). |
| If EndBit is greater than 7, then ASSERT(). |
| If EndBit is less than StartBit, then ASSERT(). |
| If AndData is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT(). |
| |
| @param[in] Port The I/O port to write. |
| @param[in] StartBit The ordinal of the least significant bit in the bit field. |
| Range 0..7. |
| @param[in] EndBit The ordinal of the most significant bit in the bit field. |
| Range 0..7. |
| @param[in] AndData The value to AND with the read value from the I/O port. |
| |
| @return The value written back to the I/O port. |
| |
| **/ |
| UINT8 |
| EFIAPI |
| S3IoBitFieldAnd8 ( |
| IN UINTN Port, |
| IN UINTN StartBit, |
| IN UINTN EndBit, |
| IN UINT8 AndData |
| ); |
| |
| /** |
| Reads a bit field in an 8-bit port, performs a bitwise AND followed by a |
| bitwise OR, writes the result back to the bit field in the |
| 8-bit port, and saves the value in the S3 script to be replayed on S3 resume. |
| |
| Reads the 8-bit I/O port specified by Port, performs a bitwise AND followed |
| by a bitwise OR between the read result and the value specified by |
| AndData, and writes the result to the 8-bit I/O port specified by Port. The |
| value written to the I/O port is returned. This function must guarantee that |
| all I/O read and write operations are serialized. Extra left bits in both |
| AndData and OrData are stripped. |
| |
| If 8-bit I/O port operations are not supported, then ASSERT(). |
| If StartBit is greater than 7, then ASSERT(). |
| If EndBit is greater than 7, then ASSERT(). |
| If EndBit is less than StartBit, then ASSERT(). |
| If AndData is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT(). |
| If OrData is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT(). |
| |
| @param[in] Port The I/O port to write. |
| @param[in] StartBit The ordinal of the least significant bit in the bit field. |
| Range 0..7. |
| @param[in] EndBit The ordinal of the most significant bit in the bit field. |
| Range 0..7. |
| @param[in] AndData The value to AND with the read value from the I/O port. |
| @param[in] OrData The value to OR with the result of the AND operation. |
| |
| @return The value written back to the I/O port. |
| |
| **/ |
| UINT8 |
| EFIAPI |
| S3IoBitFieldAndThenOr8 ( |
| IN UINTN Port, |
| IN UINTN StartBit, |
| IN UINTN EndBit, |
| IN UINT8 AndData, |
| IN UINT8 OrData |
| ); |
| |
| /** |
| Reads a 16-bit I/O port, and saves the value in the S3 script to be replayed |
| on S3 resume. |
| |
| Reads the 16-bit I/O port specified by Port. The 16-bit read value is returned. |
| This function must guarantee that all I/O read and write operations are |
| serialized. |
| |
| If 16-bit I/O port operations are not supported, then ASSERT(). |
| |
| @param[in] Port The I/O port to read. |
| |
| @return The value read. |
| |
| **/ |
| UINT16 |
| EFIAPI |
| S3IoRead16 ( |
| IN UINTN Port |
| ); |
| |
| /** |
| Writes a 16-bit I/O port, and saves the value in the S3 script to be replayed |
| on S3 resume. |
| |
| Writes the 16-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 16-bit I/O port operations are not supported, then ASSERT(). |
| |
| @param[in] Port The I/O port to write. |
| @param[in] Value The value to write to the I/O port. |
| |
| @return The value written the I/O port. |
| |
| **/ |
| UINT16 |
| EFIAPI |
| S3IoWrite16 ( |
| IN UINTN Port, |
| IN UINT16 Value |
| ); |
| |
| /** |
| Reads a 16-bit I/O port, performs a bitwise OR, writes the |
| result back to the 16-bit I/O port, and saves the value in the S3 script to |
| be replayed on S3 resume. |
| |
| Reads the 16-bit I/O port specified by Port, performs a bitwise OR |
| between the read result and the value specified by OrData, and writes the |
| result to the 16-bit I/O port specified by Port. The value written to the I/O |
| port is returned. This function must guarantee that all I/O read and write |
| operations are serialized. |
| |
| If 16-bit I/O port operations are not supported, then ASSERT(). |
| |
| @param[in] Port The I/O port to write. |
| @param[in] OrData The value to OR with the read value from the I/O port. |
| |
| @return The value written back to the I/O port. |
| |
| **/ |
| UINT16 |
| EFIAPI |
| S3IoOr16 ( |
| IN UINTN Port, |
| IN UINT16 OrData |
| ); |
| |
| /** |
| Reads a 16-bit I/O port, performs a bitwise AND, writes the result back |
| to the 16-bit I/O port , and saves the value in the S3 script to be replayed |
| on S3 resume. |
| |
| Reads the 16-bit I/O port specified by Port, performs a bitwise AND between |
| the read result and the value specified by AndData, and writes the result to |
| the 16-bit I/O port specified by Port. The value written to the I/O port is |
| returned. This function must guarantee that all I/O read and write operations |
| are serialized. |
| |
| If 16-bit I/O port operations are not supported, then ASSERT(). |
| |
| @param[in] Port The I/O port to write. |
| @param[in] AndData The value to AND with the read value from the I/O port. |
| |
| @return The value written back to the I/O port. |
| |
| **/ |
| UINT16 |
| EFIAPI |
| S3IoAnd16 ( |
| IN UINTN Port, |
| IN UINT16 AndData |
| ); |
| |
| /** |
| Reads a 16-bit I/O port, performs a bitwise AND followed by a bitwise |
| inclusive OR, writes the result back to the 16-bit I/O port, and saves |
| the value in the S3 script to be replayed on S3 resume. |
| |
| Reads the 16-bit I/O port specified by Port, performs a bitwise AND between |
| the read result and the value specified by AndData, performs a bitwise OR |
| between the result of the AND operation and the value specified by OrData, |
| and writes the result to the 16-bit I/O port specified by Port. The value |
| written to the I/O port is returned. This function must guarantee that all |
| I/O read and write operations are serialized. |
| |
| If 16-bit I/O port operations are not supported, then ASSERT(). |
| |
| @param[in] Port The I/O port to write. |
| @param[in] AndData The value to AND with the read value from the I/O port. |
| @param[in] OrData The value to OR with the result of the AND operation. |
| |
| @return The value written back to the I/O port. |
| |
| **/ |
| UINT16 |
| EFIAPI |
| S3IoAndThenOr16 ( |
| IN UINTN Port, |
| IN UINT16 AndData, |
| IN UINT16 OrData |
| ); |
| |
| /** |
| Reads a bit field of an I/O register saves the value in the S3 script to be |
| replayed on S3 resume. |
| |
| Reads the bit field in a 16-bit I/O register. The bit field is specified by |
| the StartBit and the EndBit. The value of the bit field is returned. |
| |
| If 16-bit I/O port operations are not supported, then ASSERT(). |
| If StartBit is greater than 15, then ASSERT(). |
| If EndBit is greater than 15, then ASSERT(). |
| If EndBit is less than StartBit, then ASSERT(). |
| |
| @param[in] Port The I/O port to read. |
| @param[in] StartBit The ordinal of the least significant bit in the bit field. |
| Range 0..15. |
| @param[in] EndBit The ordinal of the most significant bit in the bit field. |
| Range 0..15. |
| |
| @return The value read. |
| |
| **/ |
| UINT16 |
| EFIAPI |
| S3IoBitFieldRead16 ( |
| IN UINTN Port, |
| IN UINTN StartBit, |
| IN UINTN EndBit |
| ); |
| |
| /** |
| Writes a bit field to an I/O register, and saves the value in the S3 script |
| to be replayed on S3 resume. |
| |
| Writes Value to the bit field of the I/O register. The bit field is specified |
| by the StartBit and the EndBit. All other bits in the destination I/O |
| register are preserved. The value written to the I/O port is returned. Extra |
| left bits in Value are stripped. |
| |
| If 16-bit I/O port operations are not supported, then ASSERT(). |
| If StartBit is greater than 15, then ASSERT(). |
| If EndBit is greater than 15, then ASSERT(). |
| If EndBit is less than StartBit, then ASSERT(). |
| If Value is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT(). |
| |
| @param[in] Port The I/O port to write. |
| @param[in] StartBit The ordinal of the least significant bit in the bit field. |
| Range 0..15. |
| @param[in] EndBit The ordinal of the most significant bit in the bit field. |
| Range 0..15. |
| @param[in] Value New value of the bit field. |
| |
| @return The value written back to the I/O port. |
| |
| **/ |
| UINT16 |
| EFIAPI |
| S3IoBitFieldWrite16 ( |
| IN UINTN Port, |
| IN UINTN StartBit, |
| IN UINTN EndBit, |
| IN UINT16 Value |
| ); |
| |
| /** |
| Reads a bit field in a 16-bit port, performs a bitwise OR, writes the |
| result back to the bit field in the 16-bit port, and saves the value in the |
| S3 script to be replayed on S3 resume. |
| |
| Reads the 16-bit I/O port specified by Port, performs a bitwise OR |
| between the read result and the value specified by OrData, and writes the |
| result to the 16-bit I/O port specified by Port. The value written to the I/O |
| port is returned. This function must guarantee that all I/O read and write |
| operations are serialized. Extra left bits in OrData are stripped. |
| |
| If 16-bit I/O port operations are not supported, then ASSERT(). |
| If StartBit is greater than 15, then ASSERT(). |
| If EndBit is greater than 15, then ASSERT(). |
| If EndBit is less than StartBit, then ASSERT(). |
| If OrData is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT(). |
| |
| @param[in] Port The I/O port to write. |
| @param[in] StartBit The ordinal of the least significant bit in the bit field. |
| Range 0..15. |
| @param[in] EndBit The ordinal of the most significant bit in the bit field. |
| Range 0..15. |
| @param[in] OrData The value to OR with the read value from the I/O port. |
| |
| @return The value written back to the I/O port. |
| |
| **/ |
| UINT16 |
| EFIAPI |
| S3IoBitFieldOr16 ( |
| IN UINTN Port, |
| IN UINTN StartBit, |
| IN UINTN EndBit, |
| IN UINT16 OrData |
| ); |
| |
| /** |
| Reads a bit field in a 16-bit port, performs a bitwise AND, writes the |
| result back to the bit field in the 16-bit port, and saves the value in the |
| S3 script to be replayed on S3 resume. |
| |
| Reads the 16-bit I/O port specified by Port, performs a bitwise AND between |
| the read result and the value specified by AndData, and writes the result to |
| the 16-bit I/O port specified by Port. The value written to the I/O port is |
| returned. This function must guarantee that all I/O read and write operations |
| are serialized. Extra left bits in AndData are stripped. |
| |
| If 16-bit I/O port operations are not supported, then ASSERT(). |
| If StartBit is greater than 15, then ASSERT(). |
| If EndBit is greater than 15, then ASSERT(). |
| If EndBit is less than StartBit, then ASSERT(). |
| If AndData is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT(). |
| |
| @param[in] Port The I/O port to write. |
| @param[in] StartBit The ordinal of the least significant bit in the bit field. |
| Range 0..15. |
| @param[in] EndBit The ordinal of the most significant bit in the bit field. |
| Range 0..15. |
| @param[in] AndData The value to AND with the read value from the I/O port. |
| |
| @return The value written back to the I/O port. |
| |
| **/ |
| UINT16 |
| EFIAPI |
| S3IoBitFieldAnd16 ( |
| IN UINTN Port, |
| IN UINTN StartBit, |
| IN UINTN EndBit, |
| IN UINT16 AndData |
| ); |
| |
| /** |
| Reads a bit field in a 16-bit port, performs a bitwise AND followed by a |
| bitwise OR, writes the result back to the bit field in the |
| 16-bit port, and saves the value in the S3 script to be replayed on S3 |
| resume. |
| |
| Reads the 16-bit I/O port specified by Port, performs a bitwise AND followed |
| by a bitwise OR between the read result and the value specified by |
| AndData, and writes the result to the 16-bit I/O port specified by Port. The |
| value written to the I/O port is returned. This function must guarantee that |
| all I/O read and write operations are serialized. Extra left bits in both |
| AndData and OrData are stripped. |
| |
| If 16-bit I/O port operations are not supported, then ASSERT(). |
| If StartBit is greater than 15, then ASSERT(). |
| If EndBit is greater than 15, then ASSERT(). |
| If EndBit is less than StartBit, then ASSERT(). |
| If AndData is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT(). |
| If OrData is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT(). |
| |
| @param[in] Port The I/O port to write. |
| @param[in] StartBit The ordinal of the least significant bit in the bit field. |
| Range 0..15. |
| @param[in] EndBit The ordinal of the most significant bit in the bit field. |
| Range 0..15. |
| @param[in] AndData The value to AND with the read value from the I/O port. |
| @param[in] OrData The value to OR with the result of the AND operation. |
| |
| @return The value written back to the I/O port. |
| |
| **/ |
| UINT16 |
| EFIAPI |
| S3IoBitFieldAndThenOr16 ( |
| IN UINTN Port, |
| IN UINTN StartBit, |
| IN UINTN EndBit, |
| IN UINT16 AndData, |
| IN UINT16 OrData |
| ); |
| |
| /** |
| Reads a 32-bit I/O port, and saves the value in the S3 script to be replayed |
| on S3 resume. |
| |
| 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 I/O port operations are not supported, then ASSERT(). |
| |
| @param[in] Port The I/O port to read. |
| |
| @return The value read. |
| |
| **/ |
| UINT32 |
| EFIAPI |
| S3IoRead32 ( |
| IN UINTN Port |
| ); |
| |
| /** |
| Writes a 32-bit I/O port, and saves the value in the S3 script to be replayed |
| on S3 resume. |
| |
| 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 I/O port operations are not supported, then ASSERT(). |
| |
| @param[in] Port The I/O port to write. |
| @param[in] Value The value to write to the I/O port. |
| |
| @return The value written the I/O port. |
| |
| **/ |
| UINT32 |
| EFIAPI |
| S3IoWrite32 ( |
| IN UINTN Port, |
| IN UINT32 Value |
| ); |
| |
| /** |
| Reads a 32-bit I/O port, performs a bitwise OR, writes the |
| result back to the 32-bit I/O port, and saves the value in the S3 script to |
| be replayed on S3 resume. |
| |
| Reads the 32-bit I/O port specified by Port, performs a bitwise OR |
| between the read result and the value specified by OrData, and writes the |
| result to the 32-bit I/O port specified by Port. The value written to the I/O |
| port is returned. This function must guarantee that all I/O read and write |
| operations are serialized. |
| |
| If 32-bit I/O port operations are not supported, then ASSERT(). |
| |
| @param[in] Port The I/O port to write. |
| @param[in] OrData The value to OR with the read value from the I/O port. |
| |
| @return The value written back to the I/O port. |
| |
| **/ |
| UINT32 |
| EFIAPI |
| S3IoOr32 ( |
| IN UINTN Port, |
| IN UINT32 OrData |
| ); |
| |
| /** |
| Reads a 32-bit I/O port, performs a bitwise AND, writes the result back |
| to the 32-bit I/O port, and saves the value in the S3 script to be replayed |
| on S3 resume. |
| |
| Reads the 32-bit I/O port specified by Port, performs a bitwise AND between |
| the read result and the value specified by AndData, and writes the result to |
| the 32-bit I/O port specified by Port. The value written to the I/O port is |
| returned. This function must guarantee that all I/O read and write operations |
| are serialized. |
| |
| If 32-bit I/O port operations are not supported, then ASSERT(). |
| |
| @param[in] Port The I/O port to write. |
| @param[in] AndData The value to AND with the read value from the I/O port. |
| |
| @return The value written back to the I/O port. |
| |
| **/ |
| UINT32 |
| EFIAPI |
| S3IoAnd32 ( |
| IN UINTN Port, |
| IN UINT32 AndData |
| ); |
| |
| /** |
| Reads a 32-bit I/O port, performs a bitwise AND followed by a bitwise |
| inclusive OR, writes the result back to the 32-bit I/O port, and saves |
| the value in the S3 script to be replayed on S3 resume. |
| |
| Reads the 32-bit I/O port specified by Port, performs a bitwise AND between |
| the read result and the value specified by AndData, performs a bitwise OR |
| between the result of the AND operation and the value specified by OrData, |
| and writes the result to the 32-bit I/O port specified by Port. The value |
| written to the I/O port is returned. This function must guarantee that all |
| I/O read and write operations are serialized. |
| |
| If 32-bit I/O port operations are not supported, then ASSERT(). |
| |
| @param[in] Port The I/O port to write. |
| @param[in] AndData The value to AND with the read value from the I/O port. |
| @param[in] OrData The value to OR with the result of the AND operation. |
| |
| @return The value written back to the I/O port. |
| |
| **/ |
| UINT32 |
| EFIAPI |
| S3IoAndThenOr32 ( |
| IN UINTN Port, |
| IN UINT32 AndData, |
| IN UINT32 OrData |
| ); |
| |
| /** |
| Reads a bit field of an I/O register, and saves the value in the S3 script to |
| be replayed on S3 resume. |
| |
| Reads the bit field in a 32-bit I/O register. The bit field is specified by |
| the StartBit and the EndBit. The value of the bit field is returned. |
| |
| If 32-bit I/O port operations are not supported, then ASSERT(). |
| If StartBit is greater than 31, then ASSERT(). |
| If EndBit is greater than 31, then ASSERT(). |
| If EndBit is less than StartBit, then ASSERT(). |
| |
| @param[in] Port The I/O port to read. |
| @param[in] StartBit The ordinal of the least significant bit in the bit field. |
| Range 0..31. |
| @param[in] EndBit The ordinal of the most significant bit in the bit field. |
| Range 0..31. |
| |
| @return The value read. |
| |
| **/ |
| UINT32 |
| EFIAPI |
| S3IoBitFieldRead32 ( |
| IN UINTN Port, |
| IN UINTN StartBit, |
| IN UINTN EndBit |
| ); |
| |
| /** |
| Writes a bit field to an I/O register, and saves the value in the S3 script to |
| be replayed on S3 resume. |
| |
| Writes Value to the bit field of the I/O register. The bit field is specified |
| by the StartBit and the EndBit. All other bits in the destination I/O |
| register are preserved. The value written to the I/O port is returned. Extra |
| left bits in Value are stripped. |
| |
| If 32-bit I/O port operations are not supported, then ASSERT(). |
| If StartBit is greater than 31, then ASSERT(). |
| If EndBit is greater than 31, then ASSERT(). |
| If EndBit is less than StartBit, then ASSERT(). |
| If Value is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT(). |
| |
| @param[in] Port The I/O port to write. |
| @param[in] StartBit The ordinal of the least significant bit in the bit field. |
| Range 0..31. |
| @param[in] EndBit The ordinal of the most significant bit in the bit field. |
| Range 0..31. |
| @param[in] Value New value of the bit field. |
| |
| @return The value written back to the I/O port. |
| |
| **/ |
| UINT32 |
| EFIAPI |
| S3IoBitFieldWrite32 ( |
| IN UINTN Port, |
| IN UINTN StartBit, |
| IN UINTN EndBit, |
| IN UINT32 Value |
| ); |
| |
| /** |
| Reads a bit field in a 32-bit port, performs a bitwise OR, writes the |
| result back to the bit field in the 32-bit port, and saves the value in the |
| S3 script to be replayed on S3 resume. |
| |
| Reads the 32-bit I/O port specified by Port, performs a bitwise OR |
| between the read result and the value specified by OrData, and writes the |
| result to the 32-bit I/O port specified by Port. The value written to the I/O |
| port is returned. This function must guarantee that all I/O read and write |
| operations are serialized. Extra left bits in OrData are stripped. |
| |
| If 32-bit I/O port operations are not supported, then ASSERT(). |
| If StartBit is greater than 31, then ASSERT(). |
| If EndBit is greater than 31, then ASSERT(). |
| If EndBit is less than StartBit, then ASSERT(). |
| If OrData is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT(). |
| |
| @param[in] Port The I/O port to write. |
| @param[in] StartBit The ordinal of the least significant bit in the bit field. |
| Range 0..31. |
| @param[in] EndBit The ordinal of the most significant bit in the bit field. |
| Range 0..31. |
| @param[in] OrData The value to OR with the read value from the I/O port. |
| |
| @return The value written back to the I/O port. |
| |
| **/ |
| UINT32 |
| EFIAPI |
| S3IoBitFieldOr32 ( |
| IN UINTN Port, |
| IN UINTN StartBit, |
| IN UINTN EndBit, |
| IN UINT32 OrData |
| ); |
| |
| /** |
| Reads a bit field in a 32-bit port, performs a bitwise AND, writes the |
| result back to the bit field in the 32-bit port, and saves the value in the |
| S3 script to be replayed on S3 resume. |
| |
| Reads the 32-bit I/O port specified by Port, performs a bitwise AND between |
| the read result and the value specified by AndData, and writes the result to |
| the 32-bit I/O port specified by Port. The value written to the I/O port is |
| returned. This function must guarantee that all I/O read and write operations |
| are serialized. Extra left bits in AndData are stripped. |
| |
| If 32-bit I/O port operations are not supported, then ASSERT(). |
| If StartBit is greater than 31, then ASSERT(). |
| If EndBit is greater than 31, then ASSERT(). |
| If EndBit is less than StartBit, then ASSERT(). |
| If AndData is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT(). |
| |
| @param[in] Port The I/O port to write. |
| @param[in] StartBit The ordinal of the least significant bit in the bit field. |
| Range 0..31. |
| @param[in] EndBit The ordinal of the most significant bit in the bit field. |
| Range 0..31. |
| @param[in] AndData The value to AND with the read value from the I/O port. |
| |
| @return The value written back to the I/O port. |
| |
| **/ |
| UINT32 |
| EFIAPI |
| S3IoBitFieldAnd32 ( |
| IN UINTN Port, |
| IN UINTN StartBit, |
| IN UINTN EndBit, |
| IN UINT32 AndData |
| ); |
| |
| /** |
| Reads a bit field in a 32-bit port, performs a bitwise AND followed by a |
| bitwise OR, writes the result back to the bit field in the |
| 32-bit port, and saves the value in the S3 script to be replayed on S3 |
| resume. |
| |
| Reads the 32-bit I/O port specified by Port, performs a bitwise AND followed |
| by a bitwise OR between the read result and the value specified by |
| AndData, and writes the result to the 32-bit I/O port specified by Port. The |
| value written to the I/O port is returned. This function must guarantee that |
| all I/O read and write operations are serialized. Extra left bits in both |
| AndData and OrData are stripped. |
| |
| If 32-bit I/O port operations are not supported, then ASSERT(). |
| If StartBit is greater than 31, then ASSERT(). |
| If EndBit is greater than 31, then ASSERT(). |
| If EndBit is less than StartBit, then ASSERT(). |
| If AndData is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT(). |
| If OrData is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT(). |
| |
| @param[in] Port The I/O port to write. |
| @param[in] StartBit The ordinal of the least significant bit in the bit field. |
| Range 0..31. |
| @param[in] EndBit The ordinal of the most significant bit in the bit field. |
| Range 0..31. |
| @param[in] AndData The value to AND with the read value from the I/O port. |
| @param[in] OrData The value to OR with the result of the AND operation. |
| |
| @return The value written back to the I/O port. |
| |
| **/ |
| UINT32 |
| EFIAPI |
| S3IoBitFieldAndThenOr32 ( |
| IN UINTN Port, |
| IN UINTN StartBit, |
| IN UINTN EndBit, |
| IN UINT32 AndData, |
| IN UINT32 OrData |
| ); |
| |
| /** |
| Reads a 64-bit I/O port, and saves the value in the S3 script to be replayed |
| on S3 resume. |
| |
| Reads the 64-bit I/O port specified by Port. The 64-bit read value is returned. |
| This function must guarantee that all I/O read and write operations are |
| serialized. |
| |
| If 64-bit I/O port operations are not supported, then ASSERT(). |
| |
| @param[in] Port The I/O port to read. |
| |
| @return The value read. |
| |
| **/ |
| UINT64 |
| EFIAPI |
| S3IoRead64 ( |
| IN UINTN Port |
| ); |
| |
| /** |
| Writes a 64-bit I/O port, and saves the value in the S3 script to be replayed |
| on S3 resume. |
| |
| Writes the 64-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 64-bit I/O port operations are not supported, then ASSERT(). |
| |
| @param[in] Port The I/O port to write. |
| @param[in] Value The value to write to the I/O port. |
| |
| @return The value written to the I/O port. |
| |
| **/ |
| UINT64 |
| EFIAPI |
| S3IoWrite64 ( |
| IN UINTN Port, |
| IN UINT64 Value |
| ); |
| |
| /** |
| Reads a 64-bit I/O port, performs a bitwise OR, writes the |
| result back to the 64-bit I/O port, and saves the value in the S3 script to |
| be replayed on S3 resume. |
| |
| Reads the 64-bit I/O port specified by Port, performs a bitwise OR |
| between the read result and the value specified by OrData, and writes the |
| result to the 64-bit I/O port specified by Port. The value written to the I/O |
| port is returned. This function must guarantee that all I/O read and write |
| operations are serialized. |
| |
| If 64-bit I/O port operations are not supported, then ASSERT(). |
| |
| @param[in] Port The I/O port to write. |
| @param[in] OrData The value to OR with the read value from the I/O port. |
| |
| @return The value written back to the I/O port. |
| |
| **/ |
| UINT64 |
| EFIAPI |
| S3IoOr64 ( |
| IN UINTN Port, |
| IN UINT64 OrData |
| ); |
| |
| /** |
| Reads a 64-bit I/O port, performs a bitwise AND, writes the result back |
| to the 64-bit I/O port, and saves the value in the S3 script to be replayed |
| on S3 resume. |
| |
| Reads the 64-bit I/O port specified by Port, performs a bitwise AND between |
| the read result and the value specified by AndData, and writes the result to |
| the 64-bit I/O port specified by Port. The value written to the I/O port is |
| returned. This function must guarantee that all I/O read and write operations |
| are serialized. |
| |
| If 64-bit I/O port operations are not supported, then ASSERT(). |
| |
| @param[in] Port The I/O port to write. |
| @param[in] AndData The value to AND with the read value from the I/O port. |
| |
| @return The value written back to the I/O port. |
| |
| **/ |
| UINT64 |
| EFIAPI |
| S3IoAnd64 ( |
| IN UINTN Port, |
| IN UINT64 AndData |
| ); |
| |
| /** |
| Reads a 64-bit I/O port, performs a bitwise AND followed by a bitwise |
| inclusive OR, writes the result back to the 64-bit I/O port, and saves |
| the value in the S3 script to be replayed on S3 resume. |
| |
| Reads the 64-bit I/O port specified by Port, performs a bitwise AND between |
| the read result and the value specified by AndData, performs a bitwise OR |
| between the result of the AND operation and the value specified by OrData, |
| and writes the result to the 64-bit I/O port specified by Port. The value |
| written to the I/O port is returned. This function must guarantee that all |
| I/O read and write operations are serialized. |
| |
| If 64-bit I/O port operations are not supported, then ASSERT(). |
| |
| @param[in] Port The I/O port to write. |
| @param[in] AndData The value to AND with the read value from the I/O port. |
| @param[in] OrData The value to OR with the result of the AND operation. |
| |
| @return The value written back to the I/O port. |
| |
| **/ |
| UINT64 |
| EFIAPI |
| S3IoAndThenOr64 ( |
| IN UINTN Port, |
| IN UINT64 AndData, |
| IN UINT64 OrData |
| ); |
| |
| /** |
| Reads a bit field of an I/O register, and saves the value in the S3 script to |
| be replayed on S3 resume. |
| |
| Reads the bit field in a 64-bit I/O register. The bit field is specified by |
| the StartBit and the EndBit. The value of the bit field is returned. |
| |
| If 64-bit I/O port operations are not supported, then ASSERT(). |
| If StartBit is greater than 63, then ASSERT(). |
| If EndBit is greater than 63, then ASSERT(). |
| If EndBit is less than StartBit, then ASSERT(). |
| |
| @param[in] Port The I/O port to read. |
| @param[in] StartBit The ordinal of the least significant bit in the bit field. |
| Range 0..63. |
| @param[in] EndBit The ordinal of the most significant bit in the bit field. |
| Range 0..63. |
| |
| @return The value read. |
| |
| **/ |
| UINT64 |
| EFIAPI |
| S3IoBitFieldRead64 ( |
| IN UINTN Port, |
| IN UINTN StartBit, |
| IN UINTN EndBit |
| ); |
| |
| /** |
| Writes a bit field to an I/O register, and saves the value in the S3 script to |
| be replayed on S3 resume. |
| |
| Writes Value to the bit field of the I/O register. The bit field is specified |
| by the StartBit and the EndBit. All other bits in the destination I/O |
| register are preserved. The value written to the I/O port is returned. Extra |
| left bits in Value are stripped. |
| |
| If 64-bit I/O port operations are not supported, then ASSERT(). |
| If StartBit is greater than 63, then ASSERT(). |
| If EndBit is greater than 63, then ASSERT(). |
| If EndBit is less than StartBit, then ASSERT(). |
| If Value is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT(). |
| |
| @param[in] Port The I/O port to write. |
| @param[in] StartBit The ordinal of the least significant bit in the bit field. |
| Range 0..63. |
| @param[in] EndBit The ordinal of the most significant bit in the bit field. |
| Range 0..63. |
| @param[in] Value New value of the bit field. |
| |
| @return The value written back to the I/O port. |
| |
| **/ |
| UINT64 |
| EFIAPI |
| S3IoBitFieldWrite64 ( |
| IN UINTN Port, |
| IN UINTN StartBit, |
| IN UINTN EndBit, |
| IN UINT64 Value |
| ); |
| |
| /** |
| Reads a bit field in a 64-bit port, performs a bitwise OR, writes the |
| result back to the bit field in the 64-bit port, and saves the value in the |
| S3 script to be replayed on S3 resume. |
| |
| Reads the 64-bit I/O port specified by Port, performs a bitwise OR |
| between the read result and the value specified by OrData, and writes the |
| result to the 64-bit I/O port specified by Port. The value written to the I/O |
| port is returned. This function must guarantee that all I/O read and write |
| operations are serialized. Extra left bits in OrData are stripped. |
| |
| If 64-bit I/O port operations are not supported, then ASSERT(). |
| If StartBit is greater than 63, then ASSERT(). |
| If EndBit is greater than 63, then ASSERT(). |
| If EndBit is less than StartBit, then ASSERT(). |
| If OrData is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT(). |
| |
| @param[in] Port The I/O port to write. |
| @param[in] StartBit The ordinal of the least significant bit in the bit field. |
| Range 0..63. |
| @param[in] EndBit The ordinal of the most significant bit in the bit field. |
| Range 0..63. |
| @param[in] OrData The value to OR with the read value from the I/O port. |
| |
| @return The value written back to the I/O port. |
| |
| **/ |
| UINT64 |
| EFIAPI |
| S3IoBitFieldOr64 ( |
| IN UINTN Port, |
| IN UINTN StartBit, |
| IN UINTN EndBit, |
| IN UINT64 OrData |
| ); |
| |
| /** |
| Reads a bit field in a 64-bit port, performs a bitwise AND, writes the |
| result back to the bit field in the 64-bit port, and saves the value in the |
| S3 script to be replayed on S3 resume. |
| |
| Reads the 64-bit I/O port specified by Port, performs a bitwise AND between |
| the read result and the value specified by AndData, and writes the result to |
| the 64-bit I/O port specified by Port. The value written to the I/O port is |
| returned. This function must guarantee that all I/O read and write operations |
| are serialized. Extra left bits in AndData are stripped. |
| |
| If 64-bit I/O port operations are not supported, then ASSERT(). |
| If StartBit is greater than 63, then ASSERT(). |
| If EndBit is greater than 63, then ASSERT(). |
| If EndBit is less than StartBit, then ASSERT(). |
| If AndData is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT(). |
| |
| @param[in] Port The I/O port to write. |
| @param[in] StartBit The ordinal of the least significant bit in the bit field. |
| Range 0..63. |
| @param[in] EndBit The ordinal of the most significant bit in the bit field. |
| Range 0..63. |
| @param[in] AndData The value to AND with the read value from the I/O port. |
| |
| @return The value written back to the I/O port. |
| |
| **/ |
| UINT64 |
| EFIAPI |
| S3IoBitFieldAnd64 ( |
| IN UINTN Port, |
| IN UINTN StartBit, |
| IN UINTN EndBit, |
| IN UINT64 AndData |
| ); |
| |
| /** |
| Reads a bit field in a 64-bit port, performs a bitwise AND followed by a |
| bitwise OR, writes the result back to the bit field in the |
| 64-bit port, and saves the value in the S3 script to be replayed on S3 |
| resume. |
| |
| Reads the 64-bit I/O port specified by Port, performs a bitwise AND followed |
| by a bitwise OR between the read result and the value specified by |
| AndData, and writes the result to the 64-bit I/O port specified by Port. The |
| value written to the I/O port is returned. This function must guarantee that |
| all I/O read and write operations are serialized. Extra left bits in both |
| AndData and OrData are stripped. |
| |
| If 64-bit I/O port operations are not supported, then ASSERT(). |
| If StartBit is greater than 63, then ASSERT(). |
| If EndBit is greater than 63, then ASSERT(). |
| If EndBit is less than StartBit, then ASSERT(). |
| If AndData is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT(). |
| If OrData is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT(). |
| |
| @param[in] Port The I/O port to write. |
| @param[in] StartBit The ordinal of the least significant bit in the bit field. |
| Range 0..63. |
| @param[in] EndBit The ordinal of the most significant bit in the bit field. |
| Range 0..63. |
| @param[in] AndData The value to AND with the read value from the I/O port. |
| @param[in] OrData The value to OR with the result of the AND operation. |
| |
| @return The value written back to the I/O port. |
| |
| **/ |
| UINT64 |
| EFIAPI |
| S3IoBitFieldAndThenOr64 ( |
| IN UINTN Port, |
| IN UINTN StartBit, |
| IN UINTN EndBit, |
| IN UINT64 AndData, |
| IN UINT64 OrData |
| ); |
| |
| /** |
| Reads an 8-bit MMIO register, and saves the value in the S3 script to be |
| replayed on S3 resume. |
| |
| Reads the 8-bit MMIO register specified by Address. The 8-bit read value is |
| returned. This function must guarantee that all MMIO read and write |
| operations are serialized. |
| |
| If 8-bit MMIO register operations are not supported, then ASSERT(). |
| |
| @param[in] Address The MMIO register to read. |
| |
| @return The value read. |
| |
| **/ |
| UINT8 |
| EFIAPI |
| S3MmioRead8 ( |
| IN UINTN Address |
| ); |
| |
| /** |
| Writes an 8-bit MMIO register, and saves the value in the S3 script to be |
| replayed on S3 resume. |
| |
| Writes the 8-bit MMIO register specified by Address with the value specified |
| by Value and returns Value. This function must guarantee that all MMIO read |
| and write operations are serialized. |
| |
| If 8-bit MMIO register operations are not supported, then ASSERT(). |
| |
| @param[in] Address The MMIO register to write. |
| @param[in] Value The value to write to the MMIO register. |
| |
| @return The value written the MMIO register. |
| |
| **/ |
| UINT8 |
| EFIAPI |
| S3MmioWrite8 ( |
| IN UINTN Address, |
| IN UINT8 Value |
| ); |
| |
| /** |
| Reads an 8-bit MMIO register, performs a bitwise OR, writes the |
| result back to the 8-bit MMIO register, and saves the value in the S3 script |
| to be replayed on S3 resume. |
| |
| Reads the 8-bit MMIO register specified by Address, performs a bitwise |
| inclusive OR between the read result and the value specified by OrData, and |
| writes the result to the 8-bit MMIO register specified by Address. The value |
| written to the MMIO register is returned. This function must guarantee that |
| all MMIO read and write operations are serialized. |
| |
| If 8-bit MMIO register operations are not supported, then ASSERT(). |
| |
| @param[in] Address The MMIO register to write. |
| @param[in] OrData The value to OR with the read value from the MMIO register. |
| |
| @return The value written back to the MMIO register. |
| |
| **/ |
| UINT8 |
| EFIAPI |
| S3MmioOr8 ( |
| IN UINTN Address, |
| IN UINT8 OrData |
| ); |
| |
| /** |
| Reads an 8-bit MMIO register, performs a bitwise AND, writes the result |
| back to the 8-bit MMIO register, and saves the value in the S3 script to be |
| replayed on S3 resume. |
| |
| Reads the 8-bit MMIO register specified by Address, performs a bitwise AND |
| between the read result and the value specified by AndData, and writes the |
| result to the 8-bit MMIO register specified by Address. The value written to |
| the MMIO register is returned. This function must guarantee that all MMIO |
| read and write operations are serialized. |
| |
| If 8-bit MMIO register operations are not supported, then ASSERT(). |
| |
| @param[in] Address The MMIO register to write. |
| @param[in] AndData The value to AND with the read value from the MMIO register. |
| |
| @return The value written back to the MMIO register. |
| |
| **/ |
| UINT8 |
| EFIAPI |
| S3MmioAnd8 ( |
| IN UINTN Address, |
| IN UINT8 AndData |
| ); |
| |
| /** |
| Reads an 8-bit MMIO register, performs a bitwise AND followed by a bitwise |
| inclusive OR, writes the result back to the 8-bit MMIO register, and saves |
| the value in the S3 script to be replayed on S3 resume. |
| |
| Reads the 8-bit MMIO register specified by Address, performs a bitwise AND |
| between the read result and the value specified by AndData, performs a |
| bitwise OR between the result of the AND operation and the value specified by |
| OrData, and writes the result to the 8-bit MMIO register specified by |
| Address. The value written to the MMIO register is returned. This function |
| must guarantee that all MMIO read and write operations are serialized. |
| |
| If 8-bit MMIO register operations are not supported, then ASSERT(). |
| |
| @param[in] Address The MMIO register to write. |
| @param[in] AndData The value to AND with the read value from the MMIO register. |
| @param[in] OrData The value to OR with the result of the AND operation. |
| |
| @return The value written back to the MMIO register. |
| |
| **/ |
| UINT8 |
| EFIAPI |
| S3MmioAndThenOr8 ( |
| IN UINTN Address, |
| IN UINT8 AndData, |
| IN UINT8 OrData |
| ); |
| |
| /** |
| Reads a bit field of a MMIO register, and saves the value in the S3 script to |
| be replayed on S3 resume. |
| |
| Reads the bit field in an 8-bit MMIO register. The bit field is specified by |
| the StartBit and the EndBit. The value of the bit field is returned. |
| |
| If 8-bit MMIO register operations are not supported, then ASSERT(). |
| If StartBit is greater than 7, then ASSERT(). |
| If EndBit is greater than 7, then ASSERT(). |
| If EndBit is less than StartBit, then ASSERT(). |
| |
| @param[in] Address MMIO register to read. |
| @param[in] StartBit The ordinal of the least significant bit in the bit field. |
| Range 0..7. |
| @param[in] EndBit The ordinal of the most significant bit in the bit field. |
| Range 0..7. |
| |
| @return The value read. |
| |
| **/ |
| UINT8 |
| EFIAPI |
| S3MmioBitFieldRead8 ( |
| IN UINTN Address, |
| IN UINTN StartBit, |
| IN UINTN EndBit |
| ); |
| |
| /** |
| Writes a bit field to an MMIO register, and saves the value in the S3 script to |
| be replayed on S3 resume. |
| |
| Writes Value to the bit field of the MMIO register. The bit field is |
| specified by the StartBit and the EndBit. All other bits in the destination |
| MMIO register are preserved. The new value of the 8-bit register is returned. |
| |
| If 8-bit MMIO register operations are not supported, then ASSERT(). |
| If StartBit is greater than 7, then ASSERT(). |
| If EndBit is greater than 7, then ASSERT(). |
| If EndBit is less than StartBit, then ASSERT(). |
| If Value is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT(). |
| |
| @param[in] Address The MMIO register to write. |
| @param[in] StartBit The ordinal of the least significant bit in the bit field. |
| Range 0..7. |
| @param[in] EndBit The ordinal of the most significant bit in the bit field. |
| Range 0..7. |
| @param[in] Value New value of the bit field. |
| |
| @return The value written back to the MMIO register. |
| |
| **/ |
| UINT8 |
| EFIAPI |
| S3MmioBitFieldWrite8 ( |
| IN UINTN Address, |
| IN UINTN StartBit, |
| IN UINTN EndBit, |
| IN UINT8 Value |
| ); |
| |
| /** |
| Reads a bit field in an 8-bit MMIO register, performs a bitwise OR, |
| writes the result back to the bit field in the 8-bit MMIO register, and saves |
| the value in the S3 script to be replayed on S3 resume. |
| |
| Reads the 8-bit MMIO register specified by Address, performs a bitwise |
| inclusive OR between the read result and the value specified by OrData, and |
| writes the result to the 8-bit MMIO register specified by Address. The value |
| written to the MMIO register is returned. This function must guarantee that |
| all MMIO read and write operations are serialized. Extra left bits in OrData |
| are stripped. |
| |
| If 8-bit MMIO register operations are not supported, then ASSERT(). |
| If StartBit is greater than 7, then ASSERT(). |
| If EndBit is greater than 7, then ASSERT(). |
| If EndBit is less than StartBit, then ASSERT(). |
| If OrData is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT(). |
| |
| @param[in] Address The MMIO register to write. |
| @param[in] StartBit The ordinal of the least significant bit in the bit field. |
| Range 0..7. |
| @param[in] EndBit The ordinal of the most significant bit in the bit field. |
| Range 0..7. |
| @param[in] OrData The value to OR with the read value from the MMIO register. |
| |
| @return The value written back to the MMIO register. |
| |
| **/ |
| UINT8 |
| EFIAPI |
| S3MmioBitFieldOr8 ( |
| IN UINTN Address, |
| IN UINTN StartBit, |
| IN UINTN EndBit, |
| IN UINT8 OrData |
| ); |
| |
| /** |
| Reads a bit field in an 8-bit MMIO register, performs a bitwise AND, and |
| writes the result back to the bit field in the 8-bit MMIO register, and saves |
| the value in the S3 script to be replayed on S3 resume. |
| |
| Reads the 8-bit MMIO register specified by Address, performs a bitwise AND |
| between the read result and the value specified by AndData, and writes the |
| result to the 8-bit MMIO register specified by Address. The value written to |
| the MMIO register is returned. This function must guarantee that all MMIO |
| read and write operations are serialized. Extra left bits in AndData are |
| stripped. |
| |
| If 8-bit MMIO register operations are not supported, then ASSERT(). |
| If StartBit is greater than 7, then ASSERT(). |
| If EndBit is greater than 7, then ASSERT(). |
| If EndBit is less than StartBit, then ASSERT(). |
| If AndData is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT(). |
| |
| @param[in] Address The MMIO register to write. |
| @param[in] StartBit The ordinal of the least significant bit in the bit field. |
| Range 0..7. |
| @param[in] EndBit The ordinal of the most significant bit in the bit field. |
| Range 0..7. |
| @param[in] AndData The value to AND with the read value from the MMIO register. |
| |
| @return The value written back to the MMIO register. |
| |
| **/ |
| UINT8 |
| EFIAPI |
| S3MmioBitFieldAnd8 ( |
| IN UINTN Address, |
| IN UINTN StartBit, |
| IN UINTN EndBit, |
| IN UINT8 AndData |
| ); |
| |
| /** |
| Reads a bit field in an 8-bit MMIO register, performs a bitwise AND followed |
| by a bitwise OR, writes the result back to the bit field in the |
| 8-bit MMIO register, and saves the value in the S3 script to be replayed |
| on S3 resume. |
| |
| Reads the 8-bit MMIO register specified by Address, performs a bitwise AND |
| followed by a bitwise OR between the read result and the value |
| specified by AndData, and writes the result to the 8-bit MMIO register |
| specified by Address. The value written to the MMIO register is returned. |
| This function must guarantee that all MMIO read and write operations are |
| serialized. Extra left bits in both AndData and OrData are stripped. |
| |
| If 8-bit MMIO register operations are not supported, then ASSERT(). |
| If StartBit is greater than 7, then ASSERT(). |
| If EndBit is greater than 7, then ASSERT(). |
| If EndBit is less than StartBit, then ASSERT(). |
| If AndData is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT(). |
| If OrData is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT(). |
| |
| @param[in] Address The MMIO register to write. |
| @param[in] StartBit The ordinal of the least significant bit in the bit field. |
| Range 0..7. |
| @param[in] EndBit The ordinal of the most significant bit in the bit field. |
| Range 0..7. |
| @param[in] AndData The value to AND with the read value from the MMIO register. |
| @param[in] OrData The value to OR with the result of the AND operation. |
| |
| @return The value written back to the MMIO register. |
| |
| **/ |
| UINT8 |
| EFIAPI |
| S3MmioBitFieldAndThenOr8 ( |
| IN UINTN Address, |
| IN UINTN StartBit, |
| IN UINTN EndBit, |
| IN UINT8 AndData, |
| IN UINT8 OrData |
| ); |
| |
| /** |
| Reads a 16-bit MMIO register, and saves the value in the S3 script to be replayed |
| on S3 resume. |
| |
| Reads the 16-bit MMIO register specified by Address. The 16-bit read value is |
| returned. This function must guarantee that all MMIO read and write |
| operations are serialized. |
| |
| If 16-bit MMIO register operations are not supported, then ASSERT(). |
| |
| @param[in] Address The MMIO register to read. |
| |
| @return The value read. |
| |
| **/ |
| UINT16 |
| EFIAPI |
| S3MmioRead16 ( |
| IN UINTN Address |
| ); |
| |
| /** |
| Writes a 16-bit MMIO register, and saves the value in the S3 script to be replayed |
| on S3 resume. |
| |
| Writes the 16-bit MMIO register specified by Address with the value specified |
| by Value and returns Value. This function must guarantee that all MMIO read |
| and write operations are serialized, and saves the value in the S3 script to be |
| replayed on S3 resume. |
| |
| If 16-bit MMIO register operations are not supported, then ASSERT(). |
| |
| @param[in] Address The MMIO register to write. |
| @param[in] Value The value to write to the MMIO register. |
| |
| @return The value written the MMIO register. |
| |
| **/ |
| UINT16 |
| EFIAPI |
| S3MmioWrite16 ( |
| IN UINTN Address, |
| IN UINT16 Value |
| ); |
| |
| /** |
| Reads a 16-bit MMIO register, performs a bitwise OR, writes the |
| result back to the 16-bit MMIO register, and saves the value in the S3 script |
| to be replayed on S3 resume. |
| |
| Reads the 16-bit MMIO register specified by Address, performs a bitwise |
| inclusive OR between the read result and the value specified by OrData, and |
| writes the result to the 16-bit MMIO register specified by Address. The value |
| written to the MMIO register is returned. This function must guarantee that |
| all MMIO read and write operations are serialized. |
| |
| If 16-bit MMIO register operations are not supported, then ASSERT(). |
| |
| @param[in] Address The MMIO register to write. |
| @param[in] OrData The value to OR with the read value from the MMIO register. |
| |
| @return The value written back to the MMIO register. |
| |
| **/ |
| UINT16 |
| EFIAPI |
| S3MmioOr16 ( |
| IN UINTN Address, |
| IN UINT16 OrData |
| ); |
| |
| /** |
| Reads a 16-bit MMIO register, performs a bitwise AND, writes the result |
| back to the 16-bit MMIO register, and saves the value in the S3 script to be |
| replayed on S3 resume. |
| |
| Reads the 16-bit MMIO register specified by Address, performs a bitwise AND |
| between the read result and the value specified by AndData, and writes the |
| result to the 16-bit MMIO register specified by Address. The value written to |
| the MMIO register is returned. This function must guarantee that all MMIO |
| read and write operations are serialized. |
| |
| If 16-bit MMIO register operations are not supported, then ASSERT(). |
| |
| @param[in] Address The MMIO register to write. |
| @param[in] AndData The value to AND with the read value from the MMIO register. |
| |
| @return The value written back to the MMIO register. |
| |
| **/ |
| UINT16 |
| EFIAPI |
| S3MmioAnd16 ( |
| IN UINTN Address, |
| IN UINT16 AndData |
| ); |
| |
| /** |
| Reads a 16-bit MMIO register, performs a bitwise AND followed by a bitwise |
| inclusive OR, writes the result back to the 16-bit MMIO register, and |
| saves the value in the S3 script to be replayed on S3 resume. |
| |
| Reads the 16-bit MMIO register specified by Address, performs a bitwise AND |
| between the read result and the value specified by AndData, performs a |
| bitwise OR between the result of the AND operation and the value specified by |
| OrData, and writes the result to the 16-bit MMIO register specified by |
| Address. The value written to the MMIO register is returned. This function |
| must guarantee that all MMIO read and write operations are serialized. |
| |
| If 16-bit MMIO register operations are not supported, then ASSERT(). |
| |
| @param[in] Address The MMIO register to write. |
| @param[in] AndData The value to AND with the read value from the MMIO register. |
| @param[in] OrData The value to OR with the result of the AND operation. |
| |
| @return The value written back to the MMIO register. |
| |
| **/ |
| UINT16 |
| EFIAPI |
| S3MmioAndThenOr16 ( |
| IN UINTN Address, |
| IN UINT16 AndData, |
| IN UINT16 OrData |
| ); |
| |
| /** |
| Reads a bit field of a MMIO register, and saves the value in the S3 script to |
| be replayed on S3 resume. |
| |
| Reads the bit field in a 16-bit MMIO register. The bit field is specified by |
| the StartBit and the EndBit. The value of the bit field is returned. |
| |
| If 16-bit MMIO register operations are not supported, then ASSERT(). |
| If StartBit is greater than 15, then ASSERT(). |
| If EndBit is greater than 15, then ASSERT(). |
| If EndBit is less than StartBit, then ASSERT(). |
| |
| @param[in] Address MMIO register to read. |
| @param[in] StartBit The ordinal of the least significant bit in the bit field. |
| Range 0..15. |
| @param[in] EndBit The ordinal of the most significant bit in the bit field. |
| Range 0..15. |
| |
| @return The value read. |
| |
| **/ |
| UINT16 |
| EFIAPI |
| S3MmioBitFieldRead16 ( |
| IN UINTN Address, |
| IN UINTN StartBit, |
| IN UINTN EndBit |
| ); |
| |
| /** |
| Writes a bit field to a MMIO register, and saves the value in the S3 script to |
| be replayed on S3 resume. |
| |
| Writes Value to the bit field of the MMIO register. The bit field is |
| specified by the StartBit and the EndBit. All other bits in the destination |
| MMIO register are preserved. The new value of the 16-bit register is returned. |
| |
| If 16-bit MMIO register operations are not supported, then ASSERT(). |
| If StartBit is greater than 15, then ASSERT(). |
| If EndBit is greater than 15, then ASSERT(). |
| If EndBit is less than StartBit, then ASSERT(). |
| If Value is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT(). |
| |
| @param[in] Address The MMIO register to write. |
| @param[in] StartBit The ordinal of the least significant bit in the bit field. |
| Range 0..15. |
| @param[in] EndBit The ordinal of the most significant bit in the bit field. |
| Range 0..15. |
| @param[in] Value New value of the bit field. |
| |
| @return The value written back to the MMIO register. |
| |
| **/ |
| UINT16 |
| EFIAPI |
| S3MmioBitFieldWrite16 ( |
| IN UINTN Address, |
| IN UINTN StartBit, |
| IN UINTN EndBit, |
| IN UINT16 Value |
| ); |
| |
| /** |
| Reads a bit field in a 16-bit MMIO register, performs a bitwise OR, |
| writes the result back to the bit field in the 16-bit MMIO register, and |
| saves the value in the S3 script to be replayed on S3 resume. |
| |
| Reads the 16-bit MMIO register specified by Address, performs a bitwise |
| inclusive OR between the read result and the value specified by OrData, and |
| writes the result to the 16-bit MMIO register specified by Address. The value |
| written to the MMIO register is returned. This function must guarantee that |
| all MMIO read and write operations are serialized. Extra left bits in OrData |
| are stripped. |
| |
| If 16-bit MMIO register operations are not supported, then ASSERT(). |
| If StartBit is greater than 15, then ASSERT(). |
| If EndBit is greater than 15, then ASSERT(). |
| If EndBit is less than StartBit, then ASSERT(). |
| If OrData is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT(). |
| |
| @param[in] Address The MMIO register to write. |
| @param[in] StartBit The ordinal of the least significant bit in the bit field. |
| Range 0..15. |
| @param[in] EndBit The ordinal of the most significant bit in the bit field. |
| Range 0..15. |
| @param[in] OrData The value to OR with the read value from the MMIO register. |
| |
| @return The value written back to the MMIO register. |
| |
| **/ |
| UINT16 |
| EFIAPI |
| S3MmioBitFieldOr16 ( |
| IN UINTN Address, |
| IN UINTN StartBit, |
| IN UINTN EndBit, |
| IN UINT16 OrData |
| ); |
| |
| /** |
| Reads a bit field in a 16-bit MMIO register, performs a bitwise AND, and |
| writes the result back to the bit field in the 16-bit MMIO register and |
| saves the value in the S3 script to be replayed on S3 resume. |
| |
| Reads the 16-bit MMIO register specified by Address, performs a bitwise AND |
| between the read result and the value specified by AndData, and writes the |
| result to the 16-bit MMIO register specified by Address. The value written to |
| the MMIO register is returned. This function must guarantee that all MMIO |
| read and write operations are serialized. Extra left bits in AndData are |
| stripped. |
| |
| If 16-bit MMIO register operations are not supported, then ASSERT(). |
| If StartBit is greater than 15, then ASSERT(). |
| If EndBit is greater than 15, then ASSERT(). |
| If EndBit is less than StartBit, then ASSERT(). |
| If AndData is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT(). |
| |
| @param[in] Address The MMIO register to write. |
| @param[in] StartBit The ordinal of the least significant bit in the bit field. |
| Range 0..15. |
| @param[in] EndBit The ordinal of the most significant bit in the bit field. |
| Range 0..15. |
| @param[in] AndData The value to AND with the read value from the MMIO register. |
| |
| @return The value written back to the MMIO register. |
| |
| **/ |
| UINT16 |
| EFIAPI |
| S3MmioBitFieldAnd16 ( |
| IN UINTN Address, |
| IN UINTN StartBit, |
| IN UINTN EndBit, |
| IN UINT16 AndData |
| ); |
| |
| /** |
| Reads a bit field in a 16-bit MMIO register, performs a bitwise AND followed |
| by a bitwise OR, writes the result back to the bit field in the |
| 16-bit MMIO register, and saves the value in the S3 script to be replayed |
| on S3 resume. |
| |
| Reads the 16-bit MMIO register specified by Address, performs a bitwise AND |
| followed by a bitwise OR between the read result and the value |
| specified by AndData, and writes the result to the 16-bit MMIO register |
| specified by Address. The value written to the MMIO register is returned. |
| This function must guarantee that all MMIO read and write operations are |
| serialized. Extra left bits in both AndData and OrData are stripped. |
| |
| If 16-bit MMIO register operations are not supported, then ASSERT(). |
| If StartBit is greater than 15, then ASSERT(). |
| If EndBit is greater than 15, then ASSERT(). |
| If EndBit is less than StartBit, then ASSERT(). |
| If AndData is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT(). |
| If OrData is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT(). |
| |
| @param[in] Address The MMIO register to write. |
| @param[in] StartBit The ordinal of the least significant bit in the bit field. |
| Range 0..15. |
| @param[in] EndBit The ordinal of the most significant bit in the bit field. |
| Range 0..15. |
| @param[in] AndData The value to AND with the read value from the MMIO register. |
| @param[in] OrData The value to OR with the result of the AND operation. |
| |
| @return The value written back to the MMIO register. |
| |
| **/ |
| UINT16 |
| EFIAPI |
| S3MmioBitFieldAndThenOr16 ( |
| IN UINTN Address, |
| IN UINTN StartBit, |
| IN UINTN EndBit, |
| IN UINT16 AndData, |
| IN UINT16 OrData |
| ); |
| |
| /** |
| Reads a 32-bit MMIO register saves the value in the S3 script to be |
| replayed on S3 resume. |
| |
| Reads the 32-bit MMIO register specified by Address. The 32-bit read value is |
| returned. This function must guarantee that all MMIO read and write |
| operations are serialized. |
| |
| If 32-bit MMIO register operations are not supported, then ASSERT(). |
| |
| @param[in] Address The MMIO register to read. |
| |
| @return The value read. |
| |
| **/ |
| UINT32 |
| EFIAPI |
| S3MmioRead32 ( |
| IN UINTN Address |
| ); |
| |
| /** |
| Writes a 32-bit MMIO register, and saves the value in the S3 script to be |
| replayed on S3 resume. |
| |
| Writes the 32-bit MMIO register specified by Address with the value specified |
| by Value and returns Value. This function must guarantee that all MMIO read |
| and write operations are serialized. |
| |
| If 32-bit MMIO register operations are not supported, then ASSERT(). |
| |
| @param[in] Address The MMIO register to write. |
| @param[in] Value The value to write to the MMIO register. |
| |
| @return The value written the MMIO register. |
| |
| **/ |
| UINT32 |
| EFIAPI |
| S3MmioWrite32 ( |
| IN UINTN Address, |
| IN UINT32 Value |
| ); |
| |
| /** |
| Reads a 32-bit MMIO register, performs a bitwise OR, writes the |
| result back to the 32-bit MMIO register, and saves the value in the S3 script |
| to be replayed on S3 resume. |
| |
| Reads the 32-bit MMIO register specified by Address, performs a bitwise |
| inclusive OR between the read result and the value specified by OrData, and |
| writes the result to the 32-bit MMIO register specified by Address. The value |
| written to the MMIO register is returned. This function must guarantee that |
| all MMIO read and write operations are serialized. |
| |
| If 32-bit MMIO register operations are not supported, then ASSERT(). |
| |
| @param[in] Address The MMIO register to write. |
| @param[in] OrData The value to OR with the read value from the MMIO register. |
| |
| @return The value written back to the MMIO register. |
| |
| **/ |
| UINT32 |
| EFIAPI |
| S3MmioOr32 ( |
| IN UINTN Address, |
| IN UINT32 OrData |
| ); |
| |
| /** |
| Reads a 32-bit MMIO register, performs a bitwise AND, writes the result |
| back to the 32-bit MMIO register, and saves the value in the S3 script to be |
| replayed on S3 resume. |
| |
| Reads the 32-bit MMIO register specified by Address, performs a bitwise AND |
| between the read result and the value specified by AndData, and writes the |
| result to the 32-bit MMIO register specified by Address. The value written to |
| the MMIO register is returned. This function must guarantee that all MMIO |
| read and write operations are serialized. |
| |
| If 32-bit MMIO register operations are not supported, then ASSERT(). |
| |
| @param[in] Address The MMIO register to write. |
| @param[in] AndData The value to AND with the read value from the MMIO register. |
| |
| @return The value written back to the MMIO register. |
| |
| **/ |
| UINT32 |
| EFIAPI |
| S3MmioAnd32 ( |
| IN UINTN Address, |
| IN UINT32 AndData |
| ); |
| |
| /** |
| Reads a 32-bit MMIO register, performs a bitwise AND followed by a bitwise |
| inclusive OR, writes the result back to the 32-bit MMIO register, and |
| saves the value in the S3 script to be replayed on S3 resume. |
| |
| Reads the 32-bit MMIO register specified by Address, performs a bitwise AND |
| between the read result and the value specified by AndData, performs a |
| bitwise OR between the result of the AND operation and the value specified by |
| OrData, and writes the result to the 32-bit MMIO register specified by |
| Address. The value written to the MMIO register is returned. This function |
| must guarantee that all MMIO read and write operations are serialized. |
| |
| If 32-bit MMIO register operations are not supported, then ASSERT(). |
| |
| @param[in] Address The MMIO register to write. |
| @param[in] AndData The value to AND with the read value from the MMIO register. |
| @param[in] OrData The value to OR with the result of the AND operation. |
| |
| @return The value written back to the MMIO register. |
| |
| **/ |
| UINT32 |
| EFIAPI |
| S3MmioAndThenOr32 ( |
| IN UINTN Address, |
| IN UINT32 AndData, |
| IN UINT32 OrData |
| ); |
| |
| /** |
| Reads a bit field of a MMIO register, and saves the value in the S3 script |
| to be replayed on S3 resume. |
| |
| Reads the bit field in a 32-bit MMIO register. The bit field is specified by |
| the StartBit and the EndBit. The value of the bit field is returned. |
| |
| If 32-bit MMIO register operations are not supported, then ASSERT(). |
| If StartBit is greater than 31, then ASSERT(). |
| If EndBit is greater than 31, then ASSERT(). |
| If EndBit is less than StartBit, then ASSERT(). |
| |
| @param[in] Address MMIO register to read. |
| @param[in] StartBit The ordinal of the least significant bit in the bit field. |
| Range 0..31. |
| @param[in] EndBit The ordinal of the most significant bit in the bit field. |
| Range 0..31. |
| |
| @return The value read. |
| |
| **/ |
| UINT32 |
| EFIAPI |
| S3MmioBitFieldRead32 ( |
| IN UINTN Address, |
| IN UINTN StartBit, |
| IN UINTN EndBit |
| ); |
| |
| /** |
| Writes a bit field to a MMIO register, and saves the value in the S3 script |
| to be replayed on S3 resume. |
| |
| Writes Value to the bit field of the MMIO register. The bit field is |
| specified by the StartBit and the EndBit. All other bits in the destination |
| MMIO register are preserved. The new value of the 32-bit register is returned. |
| |
| If 32-bit MMIO register operations are not supported, then ASSERT(). |
| If StartBit is greater than 31, then ASSERT(). |
| If EndBit is greater than 31, then ASSERT(). |
| If EndBit is less than StartBit, then ASSERT(). |
| If Value is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT(). |
| |
| @param[in] Address The MMIO register to write. |
| @param[in] StartBit The ordinal of the least significant bit in the bit field. |
| Range 0..31. |
| @param[in] EndBit The ordinal of the most significant bit in the bit field. |
| Range 0..31. |
| @param[in] Value New value of the bit field. |
| |
| @return The value written back to the MMIO register. |
| |
| **/ |
| UINT32 |
| EFIAPI |
| S3MmioBitFieldWrite32 ( |
| IN UINTN Address, |
| IN UINTN StartBit, |
| IN UINTN EndBit, |
| IN UINT32 Value |
| ); |
| |
| /** |
| Reads a bit field in a 32-bit MMIO register, performs a bitwise OR, |
| writes the result back to the bit field in the 32-bit MMIO register, and |
| saves the value in the S3 script to be replayed on S3 resume. |
| |
| Reads the 32-bit MMIO register specified by Address, performs a bitwise |
| inclusive OR between the read result and the value specified by OrData, and |
| writes the result to the 32-bit MMIO register specified by Address. The value |
| written to the MMIO register is returned. This function must guarantee that |
| all MMIO read and write operations are serialized. Extra left bits in OrData |
| are stripped. |
| |
| If 32-bit MMIO register operations are not supported, then ASSERT(). |
| If StartBit is greater than 31, then ASSERT(). |
| If EndBit is greater than 31, then ASSERT(). |
| If EndBit is less than StartBit, then ASSERT(). |
| If OrData is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT(). |
| |
| @param[in] Address The MMIO register to write. |
| @param[in] StartBit The ordinal of the least significant bit in the bit field. |
| Range 0..31. |
| @param[in] EndBit The ordinal of the most significant bit in the bit field. |
| Range 0..31. |
| @param[in] OrData The value to OR with the read value from the MMIO register. |
| |
| @return The value written back to the MMIO register. |
| |
| **/ |
| UINT32 |
| EFIAPI |
| S3MmioBitFieldOr32 ( |
| IN UINTN Address, |
| IN UINTN StartBit, |
| IN UINTN EndBit, |
| IN UINT32 OrData |
| ); |
| |
| /** |
| Reads a bit field in a 32-bit MMIO register, performs a bitwise AND, and |
| writes the result back to the bit field in the 32-bit MMIO register and |
| saves the value in the S3 script to be replayed on S3 resume. |
| |
| Reads the 32-bit MMIO register specified by Address, performs a bitwise AND |
| between the read result and the value specified by AndData, and writes the |
| result to the 32-bit MMIO register specified by Address. The value written to |
| the MMIO register is returned. This function must guarantee that all MMIO |
| read and write operations are serialized. Extra left bits in AndData are |
| stripped. |
| |
| If 32-bit MMIO register operations are not supported, then ASSERT(). |
| If StartBit is greater than 31, then ASSERT(). |
| If EndBit is greater than 31, then ASSERT(). |
| If EndBit is less than StartBit, then ASSERT(). |
| If AndData is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT(). |
| |
| @param[in] Address The MMIO register to write. |
| @param[in] StartBit The ordinal of the least significant bit in the bit field. |
| Range 0..31. |
| @param[in] EndBit The ordinal of the most significant bit in the bit field. |
| Range 0..31. |
| @param[in] AndData The value to AND with the read value from the MMIO register. |
| |
| @return The value written back to the MMIO register. |
| |
| **/ |
| UINT32 |
| EFIAPI |
| S3MmioBitFieldAnd32 ( |
| IN UINTN Address, |
| IN UINTN StartBit, |
| IN UINTN EndBit, |
| IN UINT32 AndData |
| ); |
| |
| /** |
| Reads a bit field in a 32-bit MMIO register, performs a bitwise AND followed |
| by a bitwise OR, writes the result back to the bit field in the |
| 32-bit MMIO register, and saves the value in the S3 script to be replayed |
| on S3 resume. |
| |
| Reads the 32-bit MMIO register specified by Address, performs a bitwise AND |
| followed by a bitwise OR between the read result and the value |
| specified by AndData, and writes the result to the 32-bit MMIO register |
| specified by Address. The value written to the MMIO register is returned. |
| This function must guarantee that all MMIO read and write operations are |
| serialized. Extra left bits in both AndData and OrData are stripped. |
| |
| If 32-bit MMIO register operations are not supported, then ASSERT(). |
| If StartBit is greater than 31, then ASSERT(). |
| If EndBit is greater than 31, then ASSERT(). |
| If EndBit is less than StartBit, then ASSERT(). |
| If AndData is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT(). |
| If OrData is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT(). |
| |
| @param[in] Address The MMIO register to write. |
| @param[in] StartBit The ordinal of the least significant bit in the bit field. |
| Range 0..31. |
| @param[in] EndBit The ordinal of the most significant bit in the bit field. |
| Range 0..31. |
| @param[in] AndData The value to AND with the read value from the MMIO register. |
| @param[in] OrData The value to OR with the result of the AND operation. |
| |
| @return The value written back to the MMIO register. |
| |
| **/ |
| UINT32 |
| EFIAPI |
| S3MmioBitFieldAndThenOr32 ( |
| IN UINTN Address, |
| IN UINTN StartBit, |
| IN UINTN EndBit, |
| IN UINT32 AndData, |
| IN UINT32 OrData |
| ); |
| |
| /** |
| Reads a 64-bit MMIO register, and saves the value in the S3 script to be |
| replayed on S3 resume. |
| |
| Reads the 64-bit MMIO register specified by Address. The 64-bit read value is |
| returned. This function must guarantee that all MMIO read and write |
| operations are serialized. |
| |
| If 64-bit MMIO register operations are not supported, then ASSERT(). |
| |
| @param[in] Address The MMIO register to read. |
| |
| @return The value read. |
| |
| **/ |
| UINT64 |
| EFIAPI |
| S3MmioRead64 ( |
| IN UINTN Address |
| ); |
| |
| /** |
| Writes a 64-bit MMIO register, and saves the value in the S3 script to be |
| replayed on S3 resume. |
| |
| Writes the 64-bit MMIO register specified by Address with the value specified |
| by Value and returns Value. This function must guarantee that all MMIO read |
| and write operations are serialized. |
| |
| If 64-bit MMIO register operations are not supported, then ASSERT(). |
| |
| @param[in] Address The MMIO register to write. |
| @param[in] Value The value to write to the MMIO register. |
| |
| @return The value written the MMIO register. |
| |
| **/ |
| UINT64 |
| EFIAPI |
| S3MmioWrite64 ( |
| IN UINTN Address, |
| IN UINT64 Value |
| ); |
| |
| /** |
| Reads a 64-bit MMIO register, performs a bitwise OR, writes the |
| result back to the 64-bit MMIO register, and saves the value in the S3 script |
| to be replayed on S3 resume. |
| |
| Reads the 64-bit MMIO register specified by Address, performs a bitwise |
| inclusive OR between the read result and the value specified by OrData, and |
| writes the result to the 64-bit MMIO register specified by Address. The value |
| written to the MMIO register is returned. This function must guarantee that |
| all MMIO read and write operations are serialized. |
| |
| If 64-bit MMIO register operations are not supported, then ASSERT(). |
| |
| @param[in] Address The MMIO register to write. |
| @param[in] OrData The value to OR with the read value from the MMIO register. |
| |
| @return The value written back to the MMIO register. |
| |
| **/ |
| UINT64 |
| EFIAPI |
| S3MmioOr64 ( |
| IN UINTN Address, |
| IN UINT64 OrData |
| ); |
| |
| /** |
| Reads a 64-bit MMIO register, performs a bitwise AND, writes the result |
| back to the 64-bit MMIO register, and saves the value in the S3 script to be |
| replayed on S3 resume. |
| |
| Reads the 64-bit MMIO register specified by Address, performs a bitwise AND |
| between the read result and the value specified by AndData, and writes the |
| result to the 64-bit MMIO register specified by Address. The value written to |
| the MMIO register is returned. This function must guarantee that all MMIO |
| read and write operations are serialized. |
| |
| If 64-bit MMIO register operations are not supported, then ASSERT(). |
| |
| @param[in] Address The MMIO register to write. |
| @param[in] AndData The value to AND with the read value from the MMIO register. |
| |
| @return The value written back to the MMIO register. |
| |
| **/ |
| UINT64 |
| EFIAPI |
| S3MmioAnd64 ( |
| IN UINTN Address, |
| IN UINT64 AndData |
| ); |
| |
| /** |
| Reads a 64-bit MMIO register, performs a bitwise AND followed by a bitwise |
| inclusive OR, writes the result back to the 64-bit MMIO register, and |
| saves the value in the S3 script to be replayed on S3 resume. |
| |
| Reads the 64-bit MMIO register specified by Address, performs a bitwise AND |
| between the read result and the value specified by AndData, performs a |
| bitwise OR between the result of the AND operation and the value specified by |
| OrData, and writes the result to the 64-bit MMIO register specified by |
| Address. The value written to the MMIO register is returned. This function |
| must guarantee that all MMIO read and write operations are serialized. |
| |
| If 64-bit MMIO register operations are not supported, then ASSERT(). |
| |
| @param[in] Address The MMIO register to write. |
| @param[in] AndData The value to AND with the read value from the MMIO register. |
| @param[in] OrData The value to OR with the result of the AND operation. |
| |
| @return The value written back to the MMIO register. |
| |
| **/ |
| UINT64 |
| EFIAPI |
| S3MmioAndThenOr64 ( |
| IN UINTN Address, |
| IN UINT64 AndData, |
| IN UINT64 OrData |
| ); |
| |
| /** |
| Reads a bit field of a MMIO register saves the value in the S3 script to |
| be replayed on S3 resume. |
| |
| Reads the bit field in a 64-bit MMIO register. The bit field is specified by |
| the StartBit and the EndBit. The value of the bit field is returned. |
| |
| If 64-bit MMIO register operations are not supported, then ASSERT(). |
| If StartBit is greater than 63, then ASSERT(). |
| If EndBit is greater than 63, then ASSERT(). |
| If EndBit is less than StartBit, then ASSERT(). |
| |
| @param[in] Address MMIO register to read. |
| @param[in] StartBit The ordinal of the least significant bit in the bit field. |
| Range 0..63. |
| @param[in] EndBit The ordinal of the most significant bit in the bit field. |
| Range 0..63. |
| |
| @return The value read. |
| |
| **/ |
| UINT64 |
| EFIAPI |
| S3MmioBitFieldRead64 ( |
| IN UINTN Address, |
| IN UINTN StartBit, |
| IN UINTN EndBit |
| ); |
| |
| /** |
| Writes a bit field to a MMIO register, and saves the value in the S3 script to |
| be replayed on S3 resume. |
| |
| Writes Value to the bit field of the MMIO register. The bit field is |
| specified by the StartBit and the EndBit. All other bits in the destination |
| MMIO register are preserved. The new value of the 64-bit register is returned. |
| |
| If 64-bit MMIO register operations are not supported, then ASSERT(). |
| If StartBit is greater than 63, then ASSERT(). |
| If EndBit is greater than 63, then ASSERT(). |
| If EndBit is less than StartBit, then ASSERT(). |
| If Value is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT(). |
| |
| @param[in] Address The MMIO register to write. |
| @param[in] StartBit The ordinal of the least significant bit in the bit field. |
| Range 0..63. |
| @param[in] EndBit The ordinal of the most significant bit in the bit field. |
| Range 0..63. |
| @param[in] Value New value of the bit field. |
| |
| @return The value written back to the MMIO register. |
| |
| **/ |
| UINT64 |
| EFIAPI |
| S3MmioBitFieldWrite64 ( |
| IN UINTN Address, |
| IN UINTN StartBit, |
| IN UINTN EndBit, |
| IN UINT64 Value |
| ); |
| |
| /** |
| Reads a bit field in a 64-bit MMIO register, performs a bitwise OR, |
| writes the result back to the bit field in the 64-bit MMIO register, and |
| saves the value in the S3 script to be replayed on S3 resume. |
| |
| Reads the 64-bit MMIO register specified by Address, performs a bitwise |
| inclusive OR between the read result and the value specified by OrData, and |
| writes the result to the 64-bit MMIO register specified by Address. The value |
| written to the MMIO register is returned. This function must guarantee that |
| all MMIO read and write operations are serialized. Extra left bits in OrData |
| are stripped. |
| |
| If 64-bit MMIO register operations are not supported, then ASSERT(). |
| If StartBit is greater than 63, then ASSERT(). |
| If EndBit is greater than 63, then ASSERT(). |
| If EndBit is less than StartBit, then ASSERT(). |
| If OrData is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT(). |
| |
| @param[in] Address The MMIO register to write. |
| @param[in] StartBit The ordinal of the least significant bit in the bit field. |
| Range 0..63. |
| @param[in] EndBit The ordinal of the most significant bit in the bit field. |
| Range 0..63. |
| @param[in] OrData The value to OR with the read value from the MMIO register. |
| |
| @return The value written back to the MMIO register. |
| |
| **/ |
| UINT64 |
| EFIAPI |
| S3MmioBitFieldOr64 ( |
| IN UINTN Address, |
| IN UINTN StartBit, |
| IN UINTN EndBit, |
| IN UINT64 OrData |
| ); |
| |
| /** |
| Reads a bit field in a 64-bit MMIO register, performs a bitwise AND, and |
| writes the result back to the bit field in the 64-bit MMIO register, and saves |
| the value in the S3 script to be replayed on S3 resume. |
| |
| Reads the 64-bit MMIO register specified by Address, performs a bitwise AND |
| between the read result and the value specified by AndData, and writes the |
| result to the 64-bit MMIO register specified by Address. The value written to |
| the MMIO register is returned. This function must guarantee that all MMIO |
| read and write operations are serialized. Extra left bits in AndData are |
| stripped. |
| |
| If 64-bit MMIO register operations are not supported, then ASSERT(). |
| If StartBit is greater than 63, then ASSERT(). |
| If EndBit is greater than 63, then ASSERT(). |
| If EndBit is less than StartBit, then ASSERT(). |
| If AndData is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT(). |
| |
| @param[in] Address The MMIO register to write. |
| @param[in] StartBit The ordinal of the least significant bit in the bit field. |
| Range 0..63. |
| @param[in] EndBit The ordinal of the most significant bit in the bit field. |
| Range 0..63. |
| @param[in] AndData The value to AND with the read value from the MMIO register. |
| |
| @return The value written back to the MMIO register. |
| |
| **/ |
| UINT64 |
| EFIAPI |
| S3MmioBitFieldAnd64 ( |
| IN UINTN Address, |
| IN UINTN StartBit, |
| IN UINTN EndBit, |
| IN UINT64 AndData |
| ); |
| |
| /** |
| Reads a bit field in a 64-bit MMIO register, performs a bitwise AND followed |
| by a bitwise OR, writes the result back to the bit field in the |
| 64-bit MMIO register, and saves the value in the S3 script to be replayed |
| on S3 resume. |
| |
| Reads the 64-bit MMIO register specified by Address, performs a bitwise AND |
| followed by a bitwise OR between the read result and the value |
| specified by AndData, and writes the result to the 64-bit MMIO register |
| specified by Address. The value written to the MMIO register is returned. |
| This function must guarantee that all MMIO read and write operations are |
| serialized. Extra left bits in both AndData and OrData are stripped. |
| |
| If 64-bit MMIO register operations are not supported, then ASSERT(). |
| If StartBit is greater than 63, then ASSERT(). |
| If EndBit is greater than 63, then ASSERT(). |
| If EndBit is less than StartBit, then ASSERT(). |
| If AndData is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT(). |
| If OrData is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT(). |
| |
| @param[in] Address The MMIO register to write. |
| @param[in] StartBit The ordinal of the least significant bit in the bit field. |
| Range 0..63. |
| @param[in] EndBit The ordinal of the most significant bit in the bit field. |
| Range 0..63. |
| @param[in] AndData The value to AND with the read value from the MMIO register. |
| @param[in] OrData The value to OR with the result of the AND operation. |
| |
| @return The value written back to the MMIO register. |
| |
| **/ |
| UINT64 |
| EFIAPI |
| S3MmioBitFieldAndThenOr64 ( |
| IN UINTN Address, |
| IN UINTN StartBit, |
| IN UINTN EndBit, |
| IN UINT64 AndData, |
| IN UINT64 OrData |
| ); |
| |
| /** |
| Copies data from MMIO region to system memory by using 8-bit access, |
| and saves the value in the S3 script to be replayed on S3 resume. |
| |
| Copy data from MMIO region specified by starting address StartAddress |
| to system memory specified by Buffer by using 8-bit access. The total |
| number of bytes to be copied is specified by Length. Buffer is returned. |
| |
| If Length is greater than (MAX_ADDRESS - StartAddress + 1), then ASSERT(). |
| If Length is greater than (MAX_ADDRESS - Buffer + 1), then ASSERT(). |
| |
| |
| @param[in] StartAddress Starting address for the MMIO region to be copied from. |
| @param[in] Length Size in bytes of the copy. |
| @param[out] Buffer Pointer to a system memory buffer receiving the data read. |
| |
| @return Buffer. |
| |
| **/ |
| UINT8 * |
| EFIAPI |
| S3MmioReadBuffer8 ( |
| IN UINTN StartAddress, |
| IN UINTN Length, |
| OUT UINT8 *Buffer |
| ); |
| |
| /** |
| Copies data from MMIO region to system memory by using 16-bit access, |
| and saves the value in the S3 script to be replayed on S3 resume. |
| |
| Copy data from MMIO region specified by starting address StartAddress |
| to system memory specified by Buffer by using 16-bit access. The total |
| number of bytes to be copied is specified by Length. Buffer is returned. |
| |
| If StartAddress is not aligned on a 16-bit boundary, then ASSERT(). |
| |
| If Length is greater than (MAX_ADDRESS - StartAddress + 1), then ASSERT(). |
| If Length is greater than (MAX_ADDRESS - Buffer + 1), then ASSERT(). |
| |
| If Length is not aligned on a 16-bit boundary, then ASSERT(). |
| If Buffer is not aligned on a 16-bit boundary, then ASSERT(). |
| |
| @param[in] StartAddress Starting address for the MMIO region to be copied from. |
| @param[in] Length Size in bytes of the copy. |
| @param[out] Buffer Pointer to a system memory buffer receiving the data read. |
| |
| @return Buffer. |
| |
| **/ |
| UINT16 * |
| EFIAPI |
| S3MmioReadBuffer16 ( |
| IN UINTN StartAddress, |
| IN UINTN Length, |
| OUT UINT16 *Buffer |
| ); |
| |
| /** |
| Copies data from MMIO region to system memory by using 32-bit access, |
| and saves the value in the S3 script to be replayed on S3 resume. |
| |
| Copy data from MMIO region specified by starting address StartAddress |
| to system memory specified by Buffer by using 32-bit access. The total |
| number of byte to be copied is specified by Length. Buffer is returned. |
| |
| If StartAddress is not aligned on a 32-bit boundary, then ASSERT(). |
| |
| If Length is greater than (MAX_ADDRESS - StartAddress + 1), then ASSERT(). |
| If Length is greater than (MAX_ADDRESS - Buffer + 1), then ASSERT(). |
| |
| If Length is not aligned on a 32-bit boundary, then ASSERT(). |
| If Buffer is not aligned on a 32-bit boundary, then ASSERT(). |
| |
| @param[in] StartAddress Starting address for the MMIO region to be copied from. |
| @param[in] Length Size in bytes of the copy. |
| @param[out] Buffer Pointer to a system memory buffer receiving the data read. |
| |
| @return Buffer. |
| |
| **/ |
| UINT32 * |
| EFIAPI |
| S3MmioReadBuffer32 ( |
| IN UINTN StartAddress, |
| IN UINTN Length, |
| OUT UINT32 *Buffer |
| ); |
| |
| /** |
| Copies data from MMIO region to system memory by using 64-bit access, |
| and saves the value in the S3 script to be replayed on S3 resume. |
| |
| Copy data from MMIO region specified by starting address StartAddress |
| to system memory specified by Buffer by using 64-bit access. The total |
| number of byte to be copied is specified by Length. Buffer is returned. |
| |
| If StartAddress is not aligned on a 64-bit boundary, then ASSERT(). |
| |
| If Length is greater than (MAX_ADDRESS - StartAddress + 1), then ASSERT(). |
| If Length is greater than (MAX_ADDRESS - Buffer + 1), then ASSERT(). |
| |
| If Length is not aligned on a 64-bit boundary, then ASSERT(). |
| If Buffer is not aligned on a 64-bit boundary, then ASSERT(). |
| |
| @param[in] StartAddress Starting address for the MMIO region to be copied from. |
| @param[in] Length Size in bytes of the copy. |
| @param[out] Buffer Pointer to a system memory buffer receiving the data read. |
| |
| @return Buffer. |
| |
| **/ |
| UINT64 * |
| EFIAPI |
| S3MmioReadBuffer64 ( |
| IN UINTN StartAddress, |
| IN UINTN Length, |
| OUT UINT64 *Buffer |
| ); |
| |
| /** |
| Copies data from system memory to MMIO region by using 8-bit access, |
| and saves the value in the S3 script to be replayed on S3 resume. |
| |
| Copy data from system memory specified by Buffer to MMIO region specified |
| by starting address StartAddress by using 8-bit access. The total number |
| of byte to be copied is specified by Length. Buffer is returned. |
| |
| If Length is greater than (MAX_ADDRESS - StartAddress + 1), then ASSERT(). |
| If Length is greater than (MAX_ADDRESS -Buffer + 1), then ASSERT(). |
| |
| |
| @param[in] StartAddress Starting address for the MMIO region to be copied to. |
| @param[in] Length Size in bytes of the copy. |
| @param[in] Buffer Pointer to a system memory buffer containing the data to write. |
| |
| @return Buffer. |
| |
| **/ |
| UINT8 * |
| EFIAPI |
| S3MmioWriteBuffer8 ( |
| IN UINTN StartAddress, |
| IN UINTN Length, |
| IN CONST UINT8 *Buffer |
| ); |
| |
| /** |
| Copies data from system memory to MMIO region by using 16-bit access, |
| and saves the value in the S3 script to be replayed on S3 resume. |
| |
| Copy data from system memory specified by Buffer to MMIO region specified |
| by starting address StartAddress by using 16-bit access. The total number |
| of bytes to be copied is specified by Length. Buffer is returned. |
| |
| If StartAddress is not aligned on a 16-bit boundary, then ASSERT(). |
| |
| If Length is greater than (MAX_ADDRESS - StartAddress + 1), then ASSERT(). |
| If Length is greater than (MAX_ADDRESS -Buffer + 1), then ASSERT(). |
| |
| If Length is not aligned on a 16-bit boundary, then ASSERT(). |
| |
| If Buffer is not aligned on a 16-bit boundary, then ASSERT(). |
| |
| @param[in] StartAddress Starting address for the MMIO region to be copied to. |
| @param[in] Length Size in bytes of the copy. |
| @param[in] Buffer Pointer to a system memory buffer containing the data to write. |
| |
| @return Buffer. |
| |
| **/ |
| UINT16 * |
| EFIAPI |
| S3MmioWriteBuffer16 ( |
| IN UINTN StartAddress, |
| IN UINTN Length, |
| IN CONST UINT16 *Buffer |
| ); |
| |
| /** |
| Copies data from system memory to MMIO region by using 32-bit access, |
| and saves the value in the S3 script to be replayed on S3 resume. |
| |
| Copy data from system memory specified by Buffer to MMIO region specified |
| by starting address StartAddress by using 32-bit access. The total number |
| of bytes to be copied is specified by Length. Buffer is returned. |
| |
| If StartAddress is not aligned on a 32-bit boundary, then ASSERT(). |
| |
| If Length is greater than (MAX_ADDRESS - StartAddress + 1), then ASSERT(). |
| If Length is greater than (MAX_ADDRESS -Buffer + 1), then ASSERT(). |
| |
| If Length is not aligned on a 32-bit boundary, then ASSERT(). |
| |
| If Buffer is not aligned on a 32-bit boundary, then ASSERT(). |
| |
| @param[in] StartAddress Starting address for the MMIO region to be copied to. |
| @param[in] Length Size in bytes of the copy. |
| @param[in] Buffer Pointer to a system memory buffer containing the data to write. |
| |
| @return Buffer. |
| |
| **/ |
| UINT32 * |
| EFIAPI |
| S3MmioWriteBuffer32 ( |
| IN UINTN StartAddress, |
| IN UINTN Length, |
| IN CONST UINT32 *Buffer |
| ); |
| |
| /** |
| Copies data from system memory to MMIO region by using 64-bit access, |
| and saves the value in the S3 script to be replayed on S3 resume. |
| |
| Copy data from system memory specified by Buffer to MMIO region specified |
| by starting address StartAddress by using 64-bit access. The total number |
| of bytes to be copied is specified by Length. Buffer is returned. |
| |
| If StartAddress is not aligned on a 64-bit boundary, then ASSERT(). |
| |
| If Length is greater than (MAX_ADDRESS - StartAddress + 1), then ASSERT(). |
| If Length is greater than (MAX_ADDRESS -Buffer + 1), then ASSERT(). |
| |
| If Length is not aligned on a 64-bit boundary, then ASSERT(). |
| |
| If Buffer is not aligned on a 64-bit boundary, then ASSERT(). |
| |
| @param[in] StartAddress Starting address for the MMIO region to be copied to. |
| @param[in] Length Size in bytes of the copy. |
| @param[in] Buffer Pointer to a system memory buffer containing the data to write. |
| |
| @return Buffer. |
| |
| **/ |
| UINT64 * |
| EFIAPI |
| S3MmioWriteBuffer64 ( |
| IN UINTN StartAddress, |
| IN UINTN Length, |
| IN CONST UINT64 *Buffer |
| ); |
| |
| #endif |