/** @file
I/O and MMIO Library Services that do I/O and also enable the I/O operatation
to be replayed during an S3 resume.
Copyright (c) 2006 -2012, Intel Corporation. All rights reserved.
This program and the accompanying materials
are licensed and made available under the terms and conditions
of the BSD License which accompanies this distribution. The
full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
**/
#include
#include
#include
#include
#include
/**
Saves an I/O port value to the boot script.
This internal worker function saves an I/O port value in the S3 script
to be replayed on S3 resume.
If the saving process fails, then ASSERT().
@param Width The width of I/O port.
@param Port The I/O port to write.
@param Buffer The buffer containing value.
**/
VOID
InternalSaveIoWriteValueToBootScript (
IN S3_BOOT_SCRIPT_LIB_WIDTH Width,
IN UINTN Port,
IN VOID *Buffer
)
{
RETURN_STATUS Status;
Status = S3BootScriptSaveIoWrite (
Width,
Port,
1,
Buffer
);
ASSERT (Status == RETURN_SUCCESS);
}
/**
Saves an 8-bit I/O port value to the boot script.
This internal worker function saves an 8-bit I/O port value in the S3 script
to be replayed on S3 resume.
If the saving process fails, then ASSERT().
@param Port The I/O port to write.
@param Value The value saved to boot script.
@return Value.
**/
UINT8
InternalSaveIoWrite8ValueToBootScript (
IN UINTN Port,
IN UINT8 Value
)
{
InternalSaveIoWriteValueToBootScript (S3BootScriptWidthUint8, Port, &Value);
return Value;
}
/**
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 Port The I/O port to read.
@return The value read.
**/
UINT8
EFIAPI
S3IoRead8 (
IN UINTN Port
)
{
return InternalSaveIoWrite8ValueToBootScript (Port, IoRead8 (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 Port The I/O port to write.
@param 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
)
{
return InternalSaveIoWrite8ValueToBootScript (Port, IoWrite8 (Port, Value));
}
/**
Reads an 8-bit I/O port, performs a bitwise OR, 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 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 Port The I/O port to write.
@param 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
)
{
return InternalSaveIoWrite8ValueToBootScript (Port, IoOr8 (Port, OrData));
}
/**
Reads an 8-bit I/O port, performs a bitwise AND, 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 Port The I/O port to write.
@param 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
)
{
return InternalSaveIoWrite8ValueToBootScript (Port, IoAnd8 (Port, AndData));
}
/**
Reads an 8-bit I/O port, performs a bitwise AND followed by a bitwise
inclusive OR, 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, 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 Port The I/O port to write.
@param AndData The value to AND with the read value from the I/O port.
@param 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
)
{
return InternalSaveIoWrite8ValueToBootScript (Port, IoAndThenOr8 (Port, AndData, 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 Port The I/O port to read.
@param StartBit The ordinal of the least significant bit in the bit field.
Range 0..7.
@param 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
)
{
return InternalSaveIoWrite8ValueToBootScript (Port, IoBitFieldRead8 (Port, StartBit, 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 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 Port The I/O port to write.
@param StartBit The ordinal of the least significant bit in the bit field.
Range 0..7.
@param EndBit The ordinal of the most significant bit in the bit field.
Range 0..7.
@param 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
)
{
return InternalSaveIoWrite8ValueToBootScript (Port, IoBitFieldWrite8 (Port, StartBit, EndBit, Value));
}
/**
Reads a bit field in an 8-bit port, performs a bitwise OR, 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 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 Port The I/O port to write.
@param StartBit The ordinal of the least significant bit in the bit field.
Range 0..7.
@param EndBit The ordinal of the most significant bit in the bit field.
Range 0..7.
@param 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
)
{
return InternalSaveIoWrite8ValueToBootScript (Port, IoBitFieldOr8 (Port, StartBit, EndBit, OrData));
}
/**
Reads a bit field in an 8-bit port, performs a bitwise AND, 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 Port The I/O port to write.
@param StartBit The ordinal of the least significant bit in the bit field.
Range 0..7.
@param EndBit The ordinal of the most significant bit in the bit field.
Range 0..7.
@param 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
)
{
return InternalSaveIoWrite8ValueToBootScript (Port, IoBitFieldAnd8 (Port, StartBit, EndBit, AndData));
}
/**
Reads a bit field in an 8-bit port, performs a bitwise AND followed by a
bitwise OR, 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 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 Port The I/O port to write.
@param StartBit The ordinal of the least significant bit in the bit field.
Range 0..7.
@param EndBit The ordinal of the most significant bit in the bit field.
Range 0..7.
@param AndData The value to AND with the read value from the I/O port.
@param 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
)
{
return InternalSaveIoWrite8ValueToBootScript (Port, IoBitFieldAndThenOr8 (Port, StartBit, EndBit, AndData, OrData));
}
/**
Saves a 16-bit I/O port value to the boot script.
This internal worker function saves a 16-bit I/O port value in the S3 script
to be replayed on S3 resume.
If the saving process fails, then ASSERT().
@param Port The I/O port to write.
@param Value The value saved to boot script.
@return Value.
**/
UINT16
InternalSaveIoWrite16ValueToBootScript (
IN UINTN Port,
IN UINT16 Value
)
{
InternalSaveIoWriteValueToBootScript (S3BootScriptWidthUint16, Port, &Value);
return Value;
}
/**
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 Port The I/O port to read.
@return The value read.
**/
UINT16
EFIAPI
S3IoRead16 (
IN UINTN Port
)
{
return InternalSaveIoWrite16ValueToBootScript (Port, IoRead16 (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 Port The I/O port to write.
@param 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
)
{
return InternalSaveIoWrite16ValueToBootScript (Port, IoWrite16 (Port, Value));
}
/**
Reads a 16-bit I/O port, performs a bitwise OR, 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 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 Port The I/O port to write.
@param 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
)
{
return InternalSaveIoWrite16ValueToBootScript (Port, IoOr16 (Port, OrData));
}
/**
Reads a 16-bit I/O port, performs a bitwise AND, 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 Port The I/O port to write.
@param 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
)
{
return InternalSaveIoWrite16ValueToBootScript (Port, IoAnd16 (Port, AndData));
}
/**
Reads a 16-bit I/O port, performs a bitwise AND followed by a bitwise
inclusive OR, 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, 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 Port The I/O port to write.
@param AndData The value to AND with the read value from the I/O port.
@param 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
)
{
return InternalSaveIoWrite16ValueToBootScript (Port, IoAndThenOr16 (Port, AndData, 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 Port The I/O port to read.
@param StartBit The ordinal of the least significant bit in the bit field.
Range 0..15.
@param 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
)
{
return InternalSaveIoWrite16ValueToBootScript (Port, IoBitFieldRead16 (Port, StartBit, 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 Port The I/O port to write.
@param StartBit The ordinal of the least significant bit in the bit field.
Range 0..15.
@param EndBit The ordinal of the most significant bit in the bit field.
Range 0..15.
@param 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
)
{
return InternalSaveIoWrite16ValueToBootScript (Port, IoBitFieldWrite16 (Port, StartBit, EndBit, Value));
}
/**
Reads a bit field in a 16-bit port, performs a bitwise OR, 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 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 Port The I/O port to write.
@param StartBit The ordinal of the least significant bit in the bit field.
Range 0..15.
@param EndBit The ordinal of the most significant bit in the bit field.
Range 0..15.
@param 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
)
{
return InternalSaveIoWrite16ValueToBootScript (Port, IoBitFieldOr16 (Port, StartBit, EndBit, OrData));
}
/**
Reads a bit field in a 16-bit port, performs a bitwise AND, 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 Port The I/O port to write.
@param StartBit The ordinal of the least significant bit in the bit field.
Range 0..15.
@param EndBit The ordinal of the most significant bit in the bit field.
Range 0..15.
@param 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
)
{
return InternalSaveIoWrite16ValueToBootScript (Port, IoBitFieldAnd16 (Port, StartBit, EndBit, AndData));
}
/**
Reads a bit field in a 16-bit port, performs a bitwise AND followed by a
bitwise OR, 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 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 Port The I/O port to write.
@param StartBit The ordinal of the least significant bit in the bit field.
Range 0..15.
@param EndBit The ordinal of the most significant bit in the bit field.
Range 0..15.
@param AndData The value to AND with the read value from the I/O port.
@param 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
)
{
return InternalSaveIoWrite16ValueToBootScript (Port, IoBitFieldAndThenOr16 (Port, StartBit, EndBit, AndData, OrData));
}
/**
Saves a 32-bit I/O port value to the boot script.
This internal worker function saves a 32-bit I/O port value in the S3 script
to be replayed on S3 resume.
If the saving process fails, then ASSERT().
@param Port The I/O port to write.
@param Value The value saved to boot script.
@return Value.
**/
UINT32
InternalSaveIoWrite32ValueToBootScript (
IN UINTN Port,
IN UINT32 Value
)
{
InternalSaveIoWriteValueToBootScript (S3BootScriptWidthUint32, Port, &Value);
return Value;
}
/**
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 Port The I/O port to read.
@return The value read.
**/
UINT32
EFIAPI
S3IoRead32 (
IN UINTN Port
)
{
return InternalSaveIoWrite32ValueToBootScript (Port, IoRead32 (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 Port The I/O port to write.
@param 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
)
{
return InternalSaveIoWrite32ValueToBootScript (Port, IoWrite32 (Port, Value));
}
/**
Reads a 32-bit I/O port, performs a bitwise OR, 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 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 Port The I/O port to write.
@param 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
)
{
return InternalSaveIoWrite32ValueToBootScript (Port, IoOr32 (Port, OrData));
}
/**
Reads a 32-bit I/O port, performs a bitwise AND, 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 Port The I/O port to write.
@param 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
)
{
return InternalSaveIoWrite32ValueToBootScript (Port, IoAnd32 (Port, AndData));
}
/**
Reads a 32-bit I/O port, performs a bitwise AND followed by a bitwise
inclusive OR, 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, 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 Port The I/O port to write.
@param AndData The value to AND with the read value from the I/O port.
@param 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
)
{
return InternalSaveIoWrite32ValueToBootScript (Port, IoAndThenOr32 (Port, AndData, 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 Port The I/O port to read.
@param StartBit The ordinal of the least significant bit in the bit field.
Range 0..31.
@param 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
)
{
return InternalSaveIoWrite32ValueToBootScript (Port, IoBitFieldRead32 (Port, StartBit, 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 Port The I/O port to write.
@param StartBit The ordinal of the least significant bit in the bit field.
Range 0..31.
@param EndBit The ordinal of the most significant bit in the bit field.
Range 0..31.
@param 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
)
{
return InternalSaveIoWrite32ValueToBootScript (Port, IoBitFieldWrite32 (Port, StartBit, EndBit, Value));
}
/**
Reads a bit field in a 32-bit port, performs a bitwise OR, 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 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 Port The I/O port to write.
@param StartBit The ordinal of the least significant bit in the bit field.
Range 0..31.
@param EndBit The ordinal of the most significant bit in the bit field.
Range 0..31.
@param 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
)
{
return InternalSaveIoWrite32ValueToBootScript (Port, IoBitFieldOr32 (Port, StartBit, EndBit, OrData));
}
/**
Reads a bit field in a 32-bit port, performs a bitwise AND, 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 Port The I/O port to write.
@param StartBit The ordinal of the least significant bit in the bit field.
Range 0..31.
@param EndBit The ordinal of the most significant bit in the bit field.
Range 0..31.
@param 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
)
{
return InternalSaveIoWrite32ValueToBootScript (Port, IoBitFieldAnd32 (Port, StartBit, EndBit, AndData));
}
/**
Reads a bit field in a 32-bit port, performs a bitwise AND followed by a
bitwise OR, 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 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 Port The I/O port to write.
@param StartBit The ordinal of the least significant bit in the bit field.
Range 0..31.
@param EndBit The ordinal of the most significant bit in the bit field.
Range 0..31.
@param AndData The value to AND with the read value from the I/O port.
@param 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
)
{
return InternalSaveIoWrite32ValueToBootScript (Port, IoBitFieldAndThenOr32 (Port, StartBit, EndBit, AndData, OrData));
}
/**
Saves a 64-bit I/O port value to the boot script.
This internal worker function saves a 64-bit I/O port value in the S3 script
to be replayed on S3 resume.
If the saving process fails, then ASSERT().
@param Port The I/O port to write.
@param Value The value saved to boot script.
@return Value.
**/
UINT64
InternalSaveIoWrite64ValueToBootScript (
IN UINTN Port,
IN UINT64 Value
)
{
InternalSaveIoWriteValueToBootScript (S3BootScriptWidthUint64, Port, &Value);
return Value;
}
/**
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 Port The I/O port to read.
@return The value read.
**/
UINT64
EFIAPI
S3IoRead64 (
IN UINTN Port
)
{
return InternalSaveIoWrite64ValueToBootScript (Port, IoRead64 (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 Port The I/O port to write.
@param Value The value to write to the I/O port.
@return The value written the I/O port.
**/
UINT64
EFIAPI
S3IoWrite64 (
IN UINTN Port,
IN UINT64 Value
)
{
return InternalSaveIoWrite64ValueToBootScript (Port, IoWrite64 (Port, Value));
}
/**
Reads a 64-bit I/O port, performs a bitwise OR, 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 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 Port The I/O port to write.
@param 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
)
{
return InternalSaveIoWrite64ValueToBootScript (Port, IoOr64 (Port, OrData));
}
/**
Reads a 64-bit I/O port, performs a bitwise AND, 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 Port The I/O port to write.
@param 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
)
{
return InternalSaveIoWrite64ValueToBootScript (Port, IoAnd64 (Port, AndData));
}
/**
Reads a 64-bit I/O port, performs a bitwise AND followed by a bitwise
inclusive OR, 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, 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 Port The I/O port to write.
@param AndData The value to AND with the read value from the I/O port.
@param 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
)
{
return InternalSaveIoWrite64ValueToBootScript (Port, IoAndThenOr64 (Port, AndData, 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 Port The I/O port to read.
@param StartBit The ordinal of the least significant bit in the bit field.
Range 0..63.
@param 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
)
{
return InternalSaveIoWrite64ValueToBootScript (Port, IoBitFieldRead64 (Port, StartBit, 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 Port The I/O port to write.
@param StartBit The ordinal of the least significant bit in the bit field.
Range 0..63.
@param EndBit The ordinal of the most significant bit in the bit field.
Range 0..63.
@param 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
)
{
return InternalSaveIoWrite64ValueToBootScript (Port, IoBitFieldWrite64 (Port, StartBit, EndBit, Value));
}
/**
Reads a bit field in a 64-bit port, performs a bitwise OR, 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 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 Port The I/O port to write.
@param StartBit The ordinal of the least significant bit in the bit field.
Range 0..63.
@param EndBit The ordinal of the most significant bit in the bit field.
Range 0..63.
@param 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
)
{
return InternalSaveIoWrite64ValueToBootScript (Port, IoBitFieldOr64 (Port, StartBit, EndBit, OrData));
}
/**
Reads a bit field in a 64-bit port, performs a bitwise AND, 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 Port The I/O port to write.
@param StartBit The ordinal of the least significant bit in the bit field.
Range 0..63.
@param EndBit The ordinal of the most significant bit in the bit field.
Range 0..63.
@param 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
)
{
return InternalSaveIoWrite64ValueToBootScript (Port, IoBitFieldAnd64 (Port, StartBit, EndBit, AndData));
}
/**
Reads a bit field in a 64-bit port, performs a bitwise AND followed by a
bitwise OR, 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 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 Port The I/O port to write.
@param StartBit The ordinal of the least significant bit in the bit field.
Range 0..63.
@param EndBit The ordinal of the most significant bit in the bit field.
Range 0..63.
@param AndData The value to AND with the read value from the I/O port.
@param 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
)
{
return InternalSaveIoWrite64ValueToBootScript (Port, IoBitFieldAndThenOr64 (Port, StartBit, EndBit, AndData, OrData));
}
/**
Saves an MMIO register value to the boot script.
This internal worker function saves an MMIO register value in the S3 script
to be replayed on S3 resume.
If the saving process fails, then ASSERT().
@param Width The width of MMIO register.
@param Address The MMIO register to write.
@param Buffer The buffer containing value.
**/
VOID
InternalSaveMmioWriteValueToBootScript (
IN S3_BOOT_SCRIPT_LIB_WIDTH Width,
IN UINTN Address,
IN VOID *Buffer
)
{
RETURN_STATUS Status;
Status = S3BootScriptSaveMemWrite (
Width,
Address,
1,
Buffer
);
ASSERT (Status == RETURN_SUCCESS);
}
/**
Saves an 8-bit MMIO register value to the boot script.
This internal worker function saves an 8-bit MMIO register value in the S3 script
to be replayed on S3 resume.
If the saving process fails, then ASSERT().
@param Address The MMIO register to write.
@param Value The value saved to boot script.
@return Value.
**/
UINT8
InternalSaveMmioWrite8ValueToBootScript (
IN UINTN Address,
IN UINT8 Value
)
{
InternalSaveMmioWriteValueToBootScript (S3BootScriptWidthUint8, Address, &Value);
return Value;
}
/**
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 Address The MMIO register to read.
@return The value read.
**/
UINT8
EFIAPI
S3MmioRead8 (
IN UINTN Address
)
{
return InternalSaveMmioWrite8ValueToBootScript (Address, MmioRead8 (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 Address The MMIO register to write.
@param 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
)
{
return InternalSaveMmioWrite8ValueToBootScript (Address, MmioWrite8 (Address, Value));
}
/**
Reads an 8-bit MMIO register, performs a bitwise OR, 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
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 Address The MMIO register to write.
@param 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
)
{
return InternalSaveMmioWrite8ValueToBootScript (Address, MmioOr8 (Address, OrData));
}
/**
Reads an 8-bit MMIO register, performs a bitwise AND, 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 Address The MMIO register to write.
@param 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
)
{
return InternalSaveMmioWrite8ValueToBootScript (Address, MmioAnd8 (Address, AndData));
}
/**
Reads an 8-bit MMIO register, performs a bitwise AND followed by a bitwise
inclusive OR, 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, 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 Address The MMIO register to write.
@param AndData The value to AND with the read value from the MMIO register.
@param 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
)
{
return InternalSaveMmioWrite8ValueToBootScript (Address, MmioAndThenOr8 (Address, AndData, 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 Address MMIO register to read.
@param StartBit The ordinal of the least significant bit in the bit field.
Range 0..7.
@param 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
)
{
return InternalSaveMmioWrite8ValueToBootScript (Address, MmioBitFieldRead8 (Address, StartBit, 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 Address The MMIO register to write.
@param StartBit The ordinal of the least significant bit in the bit field.
Range 0..7.
@param EndBit The ordinal of the most significant bit in the bit field.
Range 0..7.
@param 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
)
{
return InternalSaveMmioWrite8ValueToBootScript (Address, MmioBitFieldWrite8 (Address, StartBit, EndBit, Value));
}
/**
Reads a bit field in an 8-bit MMIO register, performs a bitwise OR, 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
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 Address The MMIO register to write.
@param StartBit The ordinal of the least significant bit in the bit field.
Range 0..7.
@param EndBit The ordinal of the most significant bit in the bit field.
Range 0..7.
@param 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
)
{
return InternalSaveMmioWrite8ValueToBootScript (Address, MmioBitFieldOr8 (Address, StartBit, EndBit, 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 Address The MMIO register to write.
@param StartBit The ordinal of the least significant bit in the bit field.
Range 0..7.
@param EndBit The ordinal of the most significant bit in the bit field.
Range 0..7.
@param 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
)
{
return InternalSaveMmioWrite8ValueToBootScript (Address, MmioBitFieldAnd8 (Address, StartBit, EndBit, AndData));
}
/**
Reads a bit field in an 8-bit MMIO register, performs a bitwise AND followed
by a bitwise OR, 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
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 Address The MMIO register to write.
@param StartBit The ordinal of the least significant bit in the bit field.
Range 0..7.
@param EndBit The ordinal of the most significant bit in the bit field.
Range 0..7.
@param AndData The value to AND with the read value from the MMIO register.
@param 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
)
{
return InternalSaveMmioWrite8ValueToBootScript (Address, MmioBitFieldAndThenOr8 (Address, StartBit, EndBit, AndData, OrData));
}
/**
Saves a 16-bit MMIO register value to the boot script.
This internal worker function saves a 16-bit MMIO register value in the S3 script
to be replayed on S3 resume.
If the saving process fails, then ASSERT().
@param Address The MMIO register to write.
@param Value The value saved to boot script.
@return Value.
**/
UINT16
InternalSaveMmioWrite16ValueToBootScript (
IN UINTN Address,
IN UINT16 Value
)
{
InternalSaveMmioWriteValueToBootScript (S3BootScriptWidthUint16, Address, &Value);
return Value;
}
/**
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 Address The MMIO register to read.
@return The value read.
**/
UINT16
EFIAPI
S3MmioRead16 (
IN UINTN Address
)
{
return InternalSaveMmioWrite16ValueToBootScript (Address, MmioRead16 (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 Address The MMIO register to write.
@param 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
)
{
return InternalSaveMmioWrite16ValueToBootScript (Address, MmioWrite16 (Address, Value));
}
/**
Reads a 16-bit MMIO register, performs a bitwise OR, 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
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 Address The MMIO register to write.
@param 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
)
{
return InternalSaveMmioWrite16ValueToBootScript (Address, MmioOr16 (Address, OrData));
}
/**
Reads a 16-bit MMIO register, performs a bitwise AND, 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 Address The MMIO register to write.
@param 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
)
{
return InternalSaveMmioWrite16ValueToBootScript (Address, MmioAnd16 (Address, AndData));
}
/**
Reads a 16-bit MMIO register, performs a bitwise AND followed by a bitwise
inclusive OR, 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, 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 Address The MMIO register to write.
@param AndData The value to AND with the read value from the MMIO register.
@param 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
)
{
return InternalSaveMmioWrite16ValueToBootScript (Address, MmioAndThenOr16 (Address, AndData, 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 Address MMIO register to read.
@param StartBit The ordinal of the least significant bit in the bit field.
Range 0..15.
@param 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
)
{
return InternalSaveMmioWrite16ValueToBootScript (Address, MmioBitFieldRead16 (Address, StartBit, 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 Address The MMIO register to write.
@param StartBit The ordinal of the least significant bit in the bit field.
Range 0..15.
@param EndBit The ordinal of the most significant bit in the bit field.
Range 0..15.
@param 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
)
{
return InternalSaveMmioWrite16ValueToBootScript (Address, MmioBitFieldWrite16 (Address, StartBit, EndBit, Value));
}
/**
Reads a bit field in a 16-bit MMIO register, performs a bitwise OR, 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
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 Address The MMIO register to write.
@param StartBit The ordinal of the least significant bit in the bit field.
Range 0..15.
@param EndBit The ordinal of the most significant bit in the bit field.
Range 0..15.
@param 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
)
{
return InternalSaveMmioWrite16ValueToBootScript (Address, MmioBitFieldOr16 (Address, StartBit, EndBit, 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 Address The MMIO register to write.
@param StartBit The ordinal of the least significant bit in the bit field.
Range 0..15.
@param EndBit The ordinal of the most significant bit in the bit field.
Range 0..15.
@param 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
)
{
return InternalSaveMmioWrite16ValueToBootScript (Address, MmioBitFieldAnd16 (Address, StartBit, EndBit, AndData));
}
/**
Reads a bit field in a 16-bit MMIO register, performs a bitwise AND followed
by a bitwise OR, 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
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 Address The MMIO register to write.
@param StartBit The ordinal of the least significant bit in the bit field.
Range 0..15.
@param EndBit The ordinal of the most significant bit in the bit field.
Range 0..15.
@param AndData The value to AND with the read value from the MMIO register.
@param 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
)
{
return InternalSaveMmioWrite16ValueToBootScript (Address, MmioBitFieldAndThenOr16 (Address, StartBit, EndBit, AndData, OrData));
}
/**
Saves a 32-bit MMIO register value to the boot script.
This internal worker function saves a 32-bit MMIO register value in the S3 script
to be replayed on S3 resume.
If the saving process fails, then ASSERT().
@param Address The MMIO register to write.
@param Value The value saved to boot script.
@return Value.
**/
UINT32
InternalSaveMmioWrite32ValueToBootScript (
IN UINTN Address,
IN UINT32 Value
)
{
InternalSaveMmioWriteValueToBootScript (S3BootScriptWidthUint32, Address, &Value);
return Value;
}
/**
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 Address The MMIO register to read.
@return The value read.
**/
UINT32
EFIAPI
S3MmioRead32 (
IN UINTN Address
)
{
return InternalSaveMmioWrite32ValueToBootScript (Address, MmioRead32 (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 Address The MMIO register to write.
@param 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
)
{
return InternalSaveMmioWrite32ValueToBootScript (Address, MmioWrite32 (Address, Value));
}
/**
Reads a 32-bit MMIO register, performs a bitwise OR, 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
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 Address The MMIO register to write.
@param 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
)
{
return InternalSaveMmioWrite32ValueToBootScript (Address, MmioOr32 (Address, OrData));
}
/**
Reads a 32-bit MMIO register, performs a bitwise AND, 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 Address The MMIO register to write.
@param 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
)
{
return InternalSaveMmioWrite32ValueToBootScript (Address, MmioAnd32 (Address, AndData));
}
/**
Reads a 32-bit MMIO register, performs a bitwise AND followed by a bitwise
inclusive OR, 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, 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 Address The MMIO register to write.
@param AndData The value to AND with the read value from the MMIO register.
@param 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
)
{
return InternalSaveMmioWrite32ValueToBootScript (Address, MmioAndThenOr32 (Address, AndData, 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 Address MMIO register to read.
@param StartBit The ordinal of the least significant bit in the bit field.
Range 0..31.
@param 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
)
{
return InternalSaveMmioWrite32ValueToBootScript (Address, MmioBitFieldRead32 (Address, StartBit, 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 Address The MMIO register to write.
@param StartBit The ordinal of the least significant bit in the bit field.
Range 0..31.
@param EndBit The ordinal of the most significant bit in the bit field.
Range 0..31.
@param 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
)
{
return InternalSaveMmioWrite32ValueToBootScript (Address, MmioBitFieldWrite32 (Address, StartBit, EndBit, Value));
}
/**
Reads a bit field in a 32-bit MMIO register, performs a bitwise OR, 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
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 Address The MMIO register to write.
@param StartBit The ordinal of the least significant bit in the bit field.
Range 0..31.
@param EndBit The ordinal of the most significant bit in the bit field.
Range 0..31.
@param 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
)
{
return InternalSaveMmioWrite32ValueToBootScript (Address, MmioBitFieldOr32 (Address, StartBit, EndBit, 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 Address The MMIO register to write.
@param StartBit The ordinal of the least significant bit in the bit field.
Range 0..31.
@param EndBit The ordinal of the most significant bit in the bit field.
Range 0..31.
@param 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
)
{
return InternalSaveMmioWrite32ValueToBootScript (Address, MmioBitFieldAnd32 (Address, StartBit, EndBit, AndData));
}
/**
Reads a bit field in a 32-bit MMIO register, performs a bitwise AND followed
by a bitwise OR, 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
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 Address The MMIO register to write.
@param StartBit The ordinal of the least significant bit in the bit field.
Range 0..31.
@param EndBit The ordinal of the most significant bit in the bit field.
Range 0..31.
@param AndData The value to AND with the read value from the MMIO register.
@param 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
)
{
return InternalSaveMmioWrite32ValueToBootScript (Address, MmioBitFieldAndThenOr32 (Address, StartBit, EndBit, AndData, OrData));
}
/**
Saves a 64-bit MMIO register value to the boot script.
This internal worker function saves a 64-bit MMIO register value in the S3 script
to be replayed on S3 resume.
If the saving process fails, then ASSERT().
@param Address The MMIO register to write.
@param Value The value saved to boot script.
@return Value.
**/
UINT64
InternalSaveMmioWrite64ValueToBootScript (
IN UINTN Address,
IN UINT64 Value
)
{
InternalSaveMmioWriteValueToBootScript (S3BootScriptWidthUint64, Address, &Value);
return Value;
}
/**
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 Address The MMIO register to read.
@return The value read.
**/
UINT64
EFIAPI
S3MmioRead64 (
IN UINTN Address
)
{
return InternalSaveMmioWrite64ValueToBootScript (Address, MmioRead64 (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 Address The MMIO register to write.
@param 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
)
{
return InternalSaveMmioWrite64ValueToBootScript (Address, MmioWrite64 (Address, Value));
}
/**
Reads a 64-bit MMIO register, performs a bitwise OR, 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
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 Address The MMIO register to write.
@param 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
)
{
return InternalSaveMmioWrite64ValueToBootScript (Address, MmioOr64 (Address, OrData));
}
/**
Reads a 64-bit MMIO register, performs a bitwise AND, 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 Address The MMIO register to write.
@param 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
)
{
return InternalSaveMmioWrite64ValueToBootScript (Address, MmioAnd64 (Address, AndData));
}
/**
Reads a 64-bit MMIO register, performs a bitwise AND followed by a bitwise
inclusive OR, 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, 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 Address The MMIO register to write.
@param AndData The value to AND with the read value from the MMIO register.
@param 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
)
{
return InternalSaveMmioWrite64ValueToBootScript (Address, MmioAndThenOr64 (Address, AndData, 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 Address MMIO register to read.
@param StartBit The ordinal of the least significant bit in the bit field.
Range 0..63.
@param 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
)
{
return InternalSaveMmioWrite64ValueToBootScript (Address, MmioBitFieldRead64 (Address, StartBit, 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 Address The MMIO register to write.
@param StartBit The ordinal of the least significant bit in the bit field.
Range 0..63.
@param EndBit The ordinal of the most significant bit in the bit field.
Range 0..63.
@param 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
)
{
return InternalSaveMmioWrite64ValueToBootScript (Address, MmioBitFieldWrite64 (Address, StartBit, EndBit, Value));
}
/**
Reads a bit field in a 64-bit MMIO register, performs a bitwise OR, 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
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 Address The MMIO register to write.
@param StartBit The ordinal of the least significant bit in the bit field.
Range 0..63.
@param EndBit The ordinal of the most significant bit in the bit field.
Range 0..63.
@param 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
)
{
return InternalSaveMmioWrite64ValueToBootScript (Address, MmioBitFieldOr64 (Address, StartBit, EndBit, 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 Address The MMIO register to write.
@param StartBit The ordinal of the least significant bit in the bit field.
Range 0..63.
@param EndBit The ordinal of the most significant bit in the bit field.
Range 0..63.
@param 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
)
{
return InternalSaveMmioWrite64ValueToBootScript (Address, MmioBitFieldAnd64 (Address, StartBit, EndBit, AndData));
}
/**
Reads a bit field in a 64-bit MMIO register, performs a bitwise AND followed
by a bitwise OR, 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
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 Address The MMIO register to write.
@param StartBit The ordinal of the least significant bit in the bit field.
Range 0..63.
@param EndBit The ordinal of the most significant bit in the bit field.
Range 0..63.
@param AndData The value to AND with the read value from the MMIO register.
@param 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
)
{
return InternalSaveMmioWrite64ValueToBootScript (Address, MmioBitFieldAndThenOr64 (Address, StartBit, EndBit, AndData, OrData));
}
/**
Copy 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 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 StartAddress Starting address for the MMIO region to be copied from.
@param Length Size in bytes of the copy.
@param 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
)
{
UINT8 *ReturnBuffer;
RETURN_STATUS Status;
ReturnBuffer = MmioReadBuffer8 (StartAddress, Length, Buffer);
Status = S3BootScriptSaveMemWrite (
S3BootScriptWidthUint8,
StartAddress,
Length / sizeof (UINT8),
ReturnBuffer
);
ASSERT (Status == RETURN_SUCCESS);
return ReturnBuffer;
}
/**
Copy 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 byte 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 StartAddress Starting address for the MMIO region to be copied from.
@param Length Size in bytes of the copy.
@param 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
)
{
UINT16 *ReturnBuffer;
RETURN_STATUS Status;
ReturnBuffer = MmioReadBuffer16 (StartAddress, Length, Buffer);
Status = S3BootScriptSaveMemWrite (
S3BootScriptWidthUint16,
StartAddress,
Length / sizeof (UINT16),
ReturnBuffer
);
ASSERT (Status == RETURN_SUCCESS);
return ReturnBuffer;
}
/**
Copy 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 StartAddress Starting address for the MMIO region to be copied from.
@param Length Size in bytes of the copy.
@param 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
)
{
UINT32 *ReturnBuffer;
RETURN_STATUS Status;
ReturnBuffer = MmioReadBuffer32 (StartAddress, Length, Buffer);
Status = S3BootScriptSaveMemWrite (
S3BootScriptWidthUint32,
StartAddress,
Length / sizeof (UINT32),
ReturnBuffer
);
ASSERT (Status == RETURN_SUCCESS);
return ReturnBuffer;
}
/**
Copy 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 StartAddress Starting address for the MMIO region to be copied from.
@param Length Size in bytes of the copy.
@param 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
)
{
UINT64 *ReturnBuffer;
RETURN_STATUS Status;
ReturnBuffer = MmioReadBuffer64 (StartAddress, Length, Buffer);
Status = S3BootScriptSaveMemWrite (
S3BootScriptWidthUint64,
StartAddress,
Length / sizeof (UINT64),
ReturnBuffer
);
ASSERT (Status == RETURN_SUCCESS);
return ReturnBuffer;
}
/**
Copy 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 StartAddress Starting address for the MMIO region to be copied to.
@param Length Size in bytes of the copy.
@param 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
)
{
UINT8 *ReturnBuffer;
RETURN_STATUS Status;
ReturnBuffer = MmioWriteBuffer8 (StartAddress, Length, Buffer);
Status = S3BootScriptSaveMemWrite (
S3BootScriptWidthUint8,
StartAddress,
Length / sizeof (UINT8),
ReturnBuffer
);
ASSERT (Status == RETURN_SUCCESS);
return ReturnBuffer;
}
/**
Copy 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 byte 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 StartAddress Starting address for the MMIO region to be copied to.
@param Length Size in bytes of the copy.
@param 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
)
{
UINT16 *ReturnBuffer;
RETURN_STATUS Status;
ReturnBuffer = MmioWriteBuffer16 (StartAddress, Length, Buffer);
Status = S3BootScriptSaveMemWrite (
S3BootScriptWidthUint16,
StartAddress,
Length / sizeof (UINT16),
ReturnBuffer
);
ASSERT (Status == RETURN_SUCCESS);
return ReturnBuffer;
}
/**
Copy 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 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 StartAddress Starting address for the MMIO region to be copied to.
@param Length Size in bytes of the copy.
@param 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
)
{
UINT32 *ReturnBuffer;
RETURN_STATUS Status;
ReturnBuffer = MmioWriteBuffer32 (StartAddress, Length, Buffer);
Status = S3BootScriptSaveMemWrite (
S3BootScriptWidthUint32,
StartAddress,
Length / sizeof (UINT32),
ReturnBuffer
);
ASSERT (Status == RETURN_SUCCESS);
return ReturnBuffer;
}
/**
Copy 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 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 StartAddress Starting address for the MMIO region to be copied to.
@param Length Size in bytes of the copy.
@param 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
)
{
UINT64 *ReturnBuffer;
RETURN_STATUS Status;
ReturnBuffer = MmioWriteBuffer64 (StartAddress, Length, Buffer);
Status = S3BootScriptSaveMemWrite (
S3BootScriptWidthUint64,
StartAddress,
Length / sizeof (UINT64),
ReturnBuffer
);
ASSERT (Status == RETURN_SUCCESS);
return ReturnBuffer;
}