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449 lines
14 KiB
C
449 lines
14 KiB
C
/** @file
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Internal include file for the CPU I/O PPI.
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Copyright (c) 2009 - 2010, Intel Corporation. All rights reserved.<BR>
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This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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**/
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#ifndef _CPU_IO2_PEI_H_
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#define _CPU_IO2_PEI_H_
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#include <PiDxe.h>
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#include <Ppi/CpuIo.h>
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#include <Library/BaseLib.h>
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#include <Library/DebugLib.h>
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#include <Library/IoLib.h>
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#include <Library/PeiServicesLib.h>
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#define MAX_IO_PORT_ADDRESS 0xFFFF
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/**
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Reads memory-mapped registers.
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@param[in] PeiServices An indirect pointer to the PEI Services Table
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published by the PEI Foundation.
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@param[in] This Pointer to local data for the interface.
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@param[in] Width The width of the access. Enumerated in bytes.
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@param[in] Address The physical address of the access.
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@param[in] Count The number of accesses to perform.
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@param[out] Buffer A pointer to the buffer of data.
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@retval EFI_SUCCESS The function completed successfully.
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@retval EFI_INVALID_PARAMETER Width is invalid for this EFI system.
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@retval EFI_INVALID_PARAMETER Buffer is NULL.
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@retval EFI_UNSUPPORTED The address range specified by Address, Width,
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and Count is not valid for this EFI system.
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**/
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EFI_STATUS
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EFIAPI
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CpuMemoryServiceRead (
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IN CONST EFI_PEI_SERVICES **PeiServices,
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IN CONST EFI_PEI_CPU_IO_PPI *This,
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IN EFI_PEI_CPU_IO_PPI_WIDTH Width,
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IN UINT64 Address,
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IN UINTN Count,
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OUT VOID *Buffer
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);
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/**
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Writes memory-mapped registers.
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@param[in] PeiServices An indirect pointer to the PEI Services Table
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published by the PEI Foundation.
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@param[in] This Pointer to local data for the interface.
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@param[in] Width The width of the access. Enumerated in bytes.
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@param[in] Address The physical address of the access.
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@param[in] Count The number of accesses to perform.
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@param[in] Buffer A pointer to the buffer of data.
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@retval EFI_SUCCESS The function completed successfully.
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@retval EFI_INVALID_PARAMETER Width is invalid for this EFI system.
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@retval EFI_INVALID_PARAMETER Buffer is NULL.
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@retval EFI_UNSUPPORTED The address range specified by Address, Width,
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and Count is not valid for this EFI system.
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**/
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EFI_STATUS
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EFIAPI
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CpuMemoryServiceWrite (
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IN CONST EFI_PEI_SERVICES **PeiServices,
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IN CONST EFI_PEI_CPU_IO_PPI *This,
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IN EFI_PEI_CPU_IO_PPI_WIDTH Width,
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IN UINT64 Address,
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IN UINTN Count,
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IN VOID *Buffer
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);
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/**
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Reads I/O registers.
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@param[in] PeiServices An indirect pointer to the PEI Services Table
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published by the PEI Foundation.
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@param[in] This Pointer to local data for the interface.
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@param[in] Width The width of the access. Enumerated in bytes.
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@param[in] Address The physical address of the access.
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@param[in] Count The number of accesses to perform.
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@param[out] Buffer A pointer to the buffer of data.
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@retval EFI_SUCCESS The function completed successfully.
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@retval EFI_INVALID_PARAMETER Width is invalid for this EFI system.
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@retval EFI_INVALID_PARAMETER Buffer is NULL.
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@retval EFI_UNSUPPORTED The address range specified by Address, Width,
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and Count is not valid for this EFI system.
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**/
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EFI_STATUS
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EFIAPI
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CpuIoServiceRead (
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IN CONST EFI_PEI_SERVICES **PeiServices,
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IN CONST EFI_PEI_CPU_IO_PPI *This,
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IN EFI_PEI_CPU_IO_PPI_WIDTH Width,
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IN UINT64 Address,
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IN UINTN Count,
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OUT VOID *Buffer
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);
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/**
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Write I/O registers.
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@param[in] PeiServices An indirect pointer to the PEI Services Table
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published by the PEI Foundation.
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@param[in] This Pointer to local data for the interface.
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@param[in] Width The width of the access. Enumerated in bytes.
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@param[in] Address The physical address of the access.
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@param[in] Count The number of accesses to perform.
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@param[in] Buffer A pointer to the buffer of data.
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@retval EFI_SUCCESS The function completed successfully.
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@retval EFI_INVALID_PARAMETER Width is invalid for this EFI system.
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@retval EFI_INVALID_PARAMETER Buffer is NULL.
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@retval EFI_UNSUPPORTED The address range specified by Address, Width,
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and Count is not valid for this EFI system.
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**/
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EFI_STATUS
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EFIAPI
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CpuIoServiceWrite (
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IN CONST EFI_PEI_SERVICES **PeiServices,
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IN CONST EFI_PEI_CPU_IO_PPI *This,
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IN EFI_PEI_CPU_IO_PPI_WIDTH Width,
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IN UINT64 Address,
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IN UINTN Count,
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IN VOID *Buffer
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);
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/**
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8-bit I/O read operations.
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@param[in] PeiServices An indirect pointer to the PEI Services Table published
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by the PEI Foundation.
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@param[in] This Pointer to local data for the interface.
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@param[in] Address The physical address of the access.
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@return An 8-bit value returned from the I/O space.
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**/
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UINT8
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EFIAPI
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CpuIoRead8 (
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IN CONST EFI_PEI_SERVICES **PeiServices,
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IN CONST EFI_PEI_CPU_IO_PPI *This,
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IN UINT64 Address
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);
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/**
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16-bit I/O read operations.
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@param[in] PeiServices An indirect pointer to the PEI Services Table published
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by the PEI Foundation.
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@param[in] This Pointer to local data for the interface.
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@param[in] Address The physical address of the access.
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@return A 16-bit value returned from the I/O space.
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**/
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UINT16
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EFIAPI
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CpuIoRead16 (
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IN CONST EFI_PEI_SERVICES **PeiServices,
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IN CONST EFI_PEI_CPU_IO_PPI *This,
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IN UINT64 Address
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);
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/**
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32-bit I/O read operations.
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@param[in] PeiServices An indirect pointer to the PEI Services Table published
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by the PEI Foundation.
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@param[in] This Pointer to local data for the interface.
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@param[in] Address The physical address of the access.
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@return A 32-bit value returned from the I/O space.
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**/
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UINT32
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EFIAPI
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CpuIoRead32 (
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IN CONST EFI_PEI_SERVICES **PeiServices,
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IN CONST EFI_PEI_CPU_IO_PPI *This,
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IN UINT64 Address
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);
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/**
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64-bit I/O read operations.
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@param[in] PeiServices An indirect pointer to the PEI Services Table published
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by the PEI Foundation.
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@param[in] This Pointer to local data for the interface.
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@param[in] Address The physical address of the access.
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@return A 64-bit value returned from the I/O space.
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**/
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UINT64
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EFIAPI
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CpuIoRead64 (
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IN CONST EFI_PEI_SERVICES **PeiServices,
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IN CONST EFI_PEI_CPU_IO_PPI *This,
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IN UINT64 Address
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);
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/**
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8-bit I/O write operations.
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@param[in] PeiServices An indirect pointer to the PEI Services Table published
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by the PEI Foundation.
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@param[in] This Pointer to local data for the interface.
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@param[in] Address The physical address of the access.
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@param[in] Data The data to write.
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**/
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VOID
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EFIAPI
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CpuIoWrite8 (
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IN CONST EFI_PEI_SERVICES **PeiServices,
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IN CONST EFI_PEI_CPU_IO_PPI *This,
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IN UINT64 Address,
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IN UINT8 Data
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);
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/**
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16-bit I/O write operations.
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@param[in] PeiServices An indirect pointer to the PEI Services Table published
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by the PEI Foundation.
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@param[in] This Pointer to local data for the interface.
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@param[in] Address The physical address of the access.
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@param[in] Data The data to write.
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**/
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VOID
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EFIAPI
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CpuIoWrite16 (
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IN CONST EFI_PEI_SERVICES **PeiServices,
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IN CONST EFI_PEI_CPU_IO_PPI *This,
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IN UINT64 Address,
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IN UINT16 Data
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);
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/**
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32-bit I/O write operations.
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@param[in] PeiServices An indirect pointer to the PEI Services Table published
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by the PEI Foundation.
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@param[in] This Pointer to local data for the interface.
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@param[in] Address The physical address of the access.
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@param[in] Data The data to write.
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**/
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VOID
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EFIAPI
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CpuIoWrite32 (
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IN CONST EFI_PEI_SERVICES **PeiServices,
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IN CONST EFI_PEI_CPU_IO_PPI *This,
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IN UINT64 Address,
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IN UINT32 Data
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);
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/**
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64-bit I/O write operations.
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@param[in] PeiServices An indirect pointer to the PEI Services Table published
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by the PEI Foundation.
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@param[in] This Pointer to local data for the interface.
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@param[in] Address The physical address of the access.
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@param[in] Data The data to write.
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**/
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VOID
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EFIAPI
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CpuIoWrite64 (
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IN CONST EFI_PEI_SERVICES **PeiServices,
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IN CONST EFI_PEI_CPU_IO_PPI *This,
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IN UINT64 Address,
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IN UINT64 Data
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);
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/**
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8-bit memory read operations.
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@param[in] PeiServices An indirect pointer to the PEI Services Table published
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by the PEI Foundation.
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@param[in] This Pointer to local data for the interface.
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@param[in] Address The physical address of the access.
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@return An 8-bit value returned from the memory space.
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**/
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UINT8
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EFIAPI
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CpuMemRead8 (
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IN CONST EFI_PEI_SERVICES **PeiServices,
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IN CONST EFI_PEI_CPU_IO_PPI *This,
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IN UINT64 Address
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);
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/**
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16-bit memory read operations.
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@param[in] PeiServices An indirect pointer to the PEI Services Table published
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by the PEI Foundation.
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@param[in] This Pointer to local data for the interface.
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@param[in] Address The physical address of the access.
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@return A 16-bit value returned from the memory space.
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**/
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UINT16
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EFIAPI
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CpuMemRead16 (
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IN CONST EFI_PEI_SERVICES **PeiServices,
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IN CONST EFI_PEI_CPU_IO_PPI *This,
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IN UINT64 Address
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);
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/**
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32-bit memory read operations.
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@param[in] PeiServices An indirect pointer to the PEI Services Table published
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by the PEI Foundation.
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@param[in] This Pointer to local data for the interface.
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@param[in] Address The physical address of the access.
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@return A 32-bit value returned from the memory space.
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**/
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UINT32
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EFIAPI
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CpuMemRead32 (
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IN CONST EFI_PEI_SERVICES **PeiServices,
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IN CONST EFI_PEI_CPU_IO_PPI *This,
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IN UINT64 Address
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);
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/**
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64-bit memory read operations.
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@param[in] PeiServices An indirect pointer to the PEI Services Table published
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by the PEI Foundation.
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@param[in] This Pointer to local data for the interface.
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@param[in] Address The physical address of the access.
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@return A 64-bit value returned from the memory space.
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**/
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UINT64
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EFIAPI
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CpuMemRead64 (
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IN CONST EFI_PEI_SERVICES **PeiServices,
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IN CONST EFI_PEI_CPU_IO_PPI *This,
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IN UINT64 Address
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);
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/**
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8-bit memory write operations.
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@param[in] PeiServices An indirect pointer to the PEI Services Table published
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by the PEI Foundation.
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@param[in] This Pointer to local data for the interface.
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@param[in] Address The physical address of the access.
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@param[in] Data The data to write.
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**/
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VOID
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EFIAPI
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CpuMemWrite8 (
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IN CONST EFI_PEI_SERVICES **PeiServices,
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IN CONST EFI_PEI_CPU_IO_PPI *This,
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IN UINT64 Address,
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IN UINT8 Data
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);
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/**
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16-bit memory write operations.
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@param[in] PeiServices An indirect pointer to the PEI Services Table published
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by the PEI Foundation.
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@param[in] This Pointer to local data for the interface.
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@param[in] Address The physical address of the access.
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@param[in] Data The data to write.
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**/
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VOID
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EFIAPI
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CpuMemWrite16 (
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IN CONST EFI_PEI_SERVICES **PeiServices,
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IN CONST EFI_PEI_CPU_IO_PPI *This,
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IN UINT64 Address,
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IN UINT16 Data
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);
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/**
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32-bit memory write operations.
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@param[in] PeiServices An indirect pointer to the PEI Services Table published
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by the PEI Foundation.
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@param[in] This Pointer to local data for the interface.
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@param[in] Address The physical address of the access.
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@param[in] Data The data to write.
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**/
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VOID
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EFIAPI
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CpuMemWrite32 (
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IN CONST EFI_PEI_SERVICES **PeiServices,
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IN CONST EFI_PEI_CPU_IO_PPI *This,
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IN UINT64 Address,
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IN UINT32 Data
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);
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/**
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64-bit memory write operations.
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@param[in] PeiServices An indirect pointer to the PEI Services Table published
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by the PEI Foundation.
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@param[in] This Pointer to local data for the interface.
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@param[in] Address The physical address of the access.
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@param[in] Data The data to write.
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**/
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VOID
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EFIAPI
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CpuMemWrite64 (
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IN CONST EFI_PEI_SERVICES **PeiServices,
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IN CONST EFI_PEI_CPU_IO_PPI *This,
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IN UINT64 Address,
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IN UINT64 Data
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);
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#endif
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