[mirror_edk2.git] / MdePkg / Include / Ppi / CpuIo.h

/** @file\r
  This PPI provides a set of memory and I/O-based services. \r
  The perspective of the services is that of the processor, not the bus or system.\r
\r
Copyright (c) 2006 - 2010, Intel Corporation. All rights reserved.<BR>\r
This program and the accompanying materials are licensed and made available under \r
the terms and conditions of the BSD License that accompanies this distribution.  \r
The full text of the license may be found at\r
http://opensource.org/licenses/bsd-license.php.                                            \r
\r
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,                     \r
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
\r
  @par Revision Reference:\r
  This PPI is introduced in PI Version 1.0.\r
  \r
**/\r
\r
#ifndef __PEI_CPUIO_PPI_H__\r
#define __PEI_CPUIO_PPI_H__\r
\r
#define EFI_PEI_CPU_IO_PPI_INSTALLED_GUID \\r
  { 0xe6af1f7b, 0xfc3f, 0x46da, {0xa8, 0x28, 0xa3, 0xb4, 0x57, 0xa4, 0x42, 0x82 } }\r
\r
typedef struct _EFI_PEI_CPU_IO_PPI  EFI_PEI_CPU_IO_PPI;\r
\r
///\r
/// EFI_PEI_CPU_IO_PPI_WIDTH.\r
///\r
typedef enum {\r
  EfiPeiCpuIoWidthUint8,\r
  EfiPeiCpuIoWidthUint16,\r
  EfiPeiCpuIoWidthUint32,\r
  EfiPeiCpuIoWidthUint64,\r
  EfiPeiCpuIoWidthFifoUint8,\r
  EfiPeiCpuIoWidthFifoUint16,\r
  EfiPeiCpuIoWidthFifoUint32,\r
  EfiPeiCpuIoWidthFifoUint64,\r
  EfiPeiCpuIoWidthFillUint8,\r
  EfiPeiCpuIoWidthFillUint16,\r
  EfiPeiCpuIoWidthFillUint32,\r
  EfiPeiCpuIoWidthFillUint64,\r
  EfiPeiCpuIoWidthMaximum\r
} EFI_PEI_CPU_IO_PPI_WIDTH;\r
\r
/**\r
  Memory-based access services and I/O-based access services.\r
\r
  @param[in]      PeiServices  An indirect pointer to the PEI Services Table\r
                               published by the PEI Foundation.\r
  @param[in]      This         The pointer to local data for the interface.\r
  @param[in]      Width        The width of the access. Enumerated in bytes.\r
  @param[in]      Address      The physical address of the access.\r
  @param[in]      Count        The number of accesses to perform.\r
  @param[in, out] Buffer       A pointer to the buffer of data.\r
\r
  @retval EFI_SUCCESS            The function completed successfully.\r
  @retval EFI_NOT_YET_AVAILABLE  The service has not been installed.\r
\r
**/\r
typedef\r
EFI_STATUS\r
(EFIAPI *EFI_PEI_CPU_IO_PPI_IO_MEM)(\r
  IN     CONST EFI_PEI_SERVICES    **PeiServices,\r
  IN     CONST EFI_PEI_CPU_IO_PPI  *This,\r
  IN     EFI_PEI_CPU_IO_PPI_WIDTH  Width,\r
  IN     UINT64                    Address,\r
  IN     UINTN                     Count,\r
  IN OUT VOID                      *Buffer\r
  );\r
\r
///\r
/// EFI_PEI_CPU_IO_PPI_ACCESS\r
///\r
typedef struct {\r
  ///\r
  /// This service provides the various modalities of memory and I/O read.\r
  ///\r
  EFI_PEI_CPU_IO_PPI_IO_MEM  Read;\r
  ///\r
  /// This service provides the various modalities of memory and I/O write.\r
  ///\r
  EFI_PEI_CPU_IO_PPI_IO_MEM  Write;\r
} EFI_PEI_CPU_IO_PPI_ACCESS;\r
\r
/**\r
  8-bit I/O read operations.\r
\r
  @param[in] PeiServices  An indirect pointer to the PEI Services Table published \r
                          by the PEI Foundation.\r
  @param[in] This         The pointer to local data for the interface.\r
  @param[in] Address      The physical address of the access.\r
\r
  @return  An 8-bit value returned from the I/O space.\r
\r
**/\r
typedef\r
UINT8\r
(EFIAPI *EFI_PEI_CPU_IO_PPI_IO_READ8)(\r
  IN  CONST EFI_PEI_SERVICES    **PeiServices,\r
  IN  CONST EFI_PEI_CPU_IO_PPI  *This,\r
  IN  UINT64                    Address\r
  );\r
\r
/**\r
  16-bit I/O read operations.\r
\r
  @param[in] PeiServices  An indirect pointer to the PEI Services Table published \r
                          by the PEI Foundation.\r
  @param[in] This         The pointer to local data for the interface.\r
  @param[in] Address      The physical address of the access.\r
\r
  @return  A 16-bit value returned from the I/O space.\r
\r
**/\r
typedef\r
UINT16\r
(EFIAPI *EFI_PEI_CPU_IO_PPI_IO_READ16)(\r
  IN  CONST EFI_PEI_SERVICES    **PeiServices,\r
  IN  CONST EFI_PEI_CPU_IO_PPI  *This,\r
  IN  UINT64                    Address\r
  );\r
\r
/**\r
  32-bit I/O read operations.\r
\r
  @param[in] PeiServices  An indirect pointer to the PEI Services Table published \r
                          by the PEI Foundation.\r
  @param[in] This         The pointer to local data for the interface.\r
  @param[in] Address      The physical address of the access.\r
\r
  @return  A 32-bit value returned from the I/O space.\r
\r
**/\r
typedef\r
UINT32\r
(EFIAPI *EFI_PEI_CPU_IO_PPI_IO_READ32)(\r
  IN  CONST EFI_PEI_SERVICES    **PeiServices,\r
  IN  CONST EFI_PEI_CPU_IO_PPI  *This,\r
  IN  UINT64                    Address\r
  );\r
\r
/**\r
  64-bit I/O read operations.\r
\r
  @param[in] PeiServices  An indirect pointer to the PEI Services Table published \r
                          by the PEI Foundation.\r
  @param[in] This         The pointer to local data for the interface.\r
  @param[in] Address      The physical address of the access.\r
\r
  @return  A 64-bit value returned from the I/O space.\r
\r
**/\r
typedef\r
UINT64\r
(EFIAPI *EFI_PEI_CPU_IO_PPI_IO_READ64)(\r
  IN  CONST EFI_PEI_SERVICES    **PeiServices,\r
  IN  CONST EFI_PEI_CPU_IO_PPI  *This,\r
  IN  UINT64                    Address\r
  );\r
\r
/**\r
  8-bit I/O write operations.\r
\r
  @param[in] PeiServices  An indirect pointer to the PEI Services Table published \r
                          by the PEI Foundation.\r
  @param[in] This         The pointer to local data for the interface.\r
  @param[in] Address      The physical address of the access.\r
  @param[in] Data         The data to write.\r
\r
**/\r
typedef\r
VOID\r
(EFIAPI *EFI_PEI_CPU_IO_PPI_IO_WRITE8)(\r
  IN  CONST EFI_PEI_SERVICES    **PeiServices,\r
  IN  CONST EFI_PEI_CPU_IO_PPI  *This,\r
  IN  UINT64                    Address,\r
  IN  UINT8                     Data\r
  );\r
\r
/**\r
  16-bit I/O write operations.\r
\r
  @param[in] PeiServices  An indirect pointer to the PEI Services Table published \r
                          by the PEI Foundation.\r
  @param[in] This         The pointer to local data for the interface.\r
  @param[in] Address      The physical address of the access.\r
  @param[in] Data         The data to write.\r
\r
**/\r
typedef\r
VOID\r
(EFIAPI *EFI_PEI_CPU_IO_PPI_IO_WRITE16)(\r
  IN  CONST EFI_PEI_SERVICES    **PeiServices,\r
  IN  CONST EFI_PEI_CPU_IO_PPI  *This,\r
  IN  UINT64                    Address,\r
  IN  UINT16                    Data\r
  );\r
\r
/**\r
  32-bit I/O write operations.\r
\r
  @param[in] PeiServices  An indirect pointer to the PEI Services Table published \r
                          by the PEI Foundation.\r
  @param[in] This         The pointer to local data for the interface.\r
  @param[in] Address      The physical address of the access.\r
  @param[in] Data         The data to write.\r
\r
**/\r
typedef\r
VOID\r
(EFIAPI *EFI_PEI_CPU_IO_PPI_IO_WRITE32)(\r
  IN  CONST EFI_PEI_SERVICES    **PeiServices,\r
  IN  CONST EFI_PEI_CPU_IO_PPI  *This,\r
  IN  UINT64                    Address,\r
  IN  UINT32                    Data\r
  );\r
\r
/**\r
  64-bit I/O write operations.\r
\r
  @param[in] PeiServices  An indirect pointer to the PEI Services Table published \r
                          by the PEI Foundation.\r
  @param[in] This         The pointer to local data for the interface.\r
  @param[in] Address      The physical address of the access.\r
  @param[in] Data         The data to write.\r
\r
**/\r
typedef\r
VOID\r
(EFIAPI *EFI_PEI_CPU_IO_PPI_IO_WRITE64)(\r
  IN  CONST EFI_PEI_SERVICES    **PeiServices,\r
  IN  CONST EFI_PEI_CPU_IO_PPI  *This,\r
  IN  UINT64                    Address,\r
  IN  UINT64                    Data\r
  );\r
\r
/**\r
  8-bit memory read operations.\r
\r
  @param[in] PeiServices  An indirect pointer to the PEI Services Table published \r
                          by the PEI Foundation.\r
  @param[in] This         The pointer to local data for the interface.\r
  @param[in] Address      The physical address of the access.\r
\r
  @return  An 8-bit value returned from the memory space.\r
\r
**/\r
typedef\r
UINT8\r
(EFIAPI *EFI_PEI_CPU_IO_PPI_MEM_READ8)(\r
  IN  CONST EFI_PEI_SERVICES    **PeiServices,\r
  IN  CONST EFI_PEI_CPU_IO_PPI  *This,\r
  IN  UINT64                    Address\r
  );\r
\r
/**\r
  16-bit memory read operations.\r
\r
  @param[in] PeiServices  An indirect pointer to the PEI Services Table published \r
                          by the PEI Foundation.\r
  @param[in] This         The pointer to local data for the interface.\r
  @param[in] Address      The physical address of the access.\r
\r
  @return  A 16-bit value returned from the memory space.\r
\r
**/\r
typedef\r
UINT16\r
(EFIAPI *EFI_PEI_CPU_IO_PPI_MEM_READ16)(\r
  IN  CONST EFI_PEI_SERVICES    **PeiServices,\r
  IN  CONST EFI_PEI_CPU_IO_PPI  *This,\r
  IN  UINT64                    Address\r
  );\r
\r
/**\r
  32-bit memory read operations.\r
\r
  @param[in] PeiServices  An indirect pointer to the PEI Services Table published \r
                          by the PEI Foundation.\r
  @param[in] This         The pointer to local data for the interface.\r
  @param[in] Address      The physical address of the access.\r
\r
  @return  A 32-bit value returned from the memory space.\r
\r
**/\r
typedef\r
UINT32\r
(EFIAPI *EFI_PEI_CPU_IO_PPI_MEM_READ32)(\r
  IN  CONST EFI_PEI_SERVICES    **PeiServices,\r
  IN  CONST EFI_PEI_CPU_IO_PPI  *This,\r
  IN  UINT64                    Address\r
  );\r
\r
/**\r
  64-bit memory read operations.\r
\r
  @param[in] PeiServices  An indirect pointer to the PEI Services Table published \r
                          by the PEI Foundation.\r
  @param[in] This         The pointer to local data for the interface.\r
  @param[in] Address      The physical address of the access.\r
\r
  @return  A 64-bit value returned from the memory space.\r
\r
**/\r
typedef\r
UINT64\r
(EFIAPI *EFI_PEI_CPU_IO_PPI_MEM_READ64)(\r
  IN  CONST EFI_PEI_SERVICES    **PeiServices,\r
  IN  CONST EFI_PEI_CPU_IO_PPI  *This,\r
  IN  UINT64                    Address\r
  );\r
\r
/**\r
  8-bit memory write operations.\r
\r
  @param[in] PeiServices  An indirect pointer to the PEI Services Table published \r
                          by the PEI Foundation.\r
  @param[in] This         The pointer to local data for the interface.\r
  @param[in] Address      The physical address of the access.\r
  @param[in] Data         The data to write.\r
\r
**/\r
typedef\r
VOID\r
(EFIAPI *EFI_PEI_CPU_IO_PPI_MEM_WRITE8)(\r
  IN  CONST EFI_PEI_SERVICES    **PeiServices,\r
  IN  CONST EFI_PEI_CPU_IO_PPI  *This,\r
  IN  UINT64                    Address,\r
  IN  UINT8                     Data\r
  );\r
\r
/**\r
  16-bit memory write operations.\r
\r
  @param[in] PeiServices  An indirect pointer to the PEI Services Table published \r
                          by the PEI Foundation.\r
  @param[in] This         The pointer to local data for the interface.\r
  @param[in] Address      The physical address of the access.\r
  @param[in] Data         The data to write.\r
\r
**/\r
typedef\r
VOID\r
(EFIAPI *EFI_PEI_CPU_IO_PPI_MEM_WRITE16)(\r
  IN  CONST EFI_PEI_SERVICES    **PeiServices,\r
  IN  CONST EFI_PEI_CPU_IO_PPI  *This,\r
  IN  UINT64                    Address,\r
  IN  UINT16                    Data\r
  );\r
\r
/**\r
  32-bit memory write operations.\r
\r
  @param[in] PeiServices  An indirect pointer to the PEI Services Table published \r
                          by the PEI Foundation.\r
  @param[in] This         The pointer to local data for the interface.\r
  @param[in] Address      The physical address of the access.\r
  @param[in] Data         The data to write.\r
\r
**/\r
typedef\r
VOID\r
(EFIAPI *EFI_PEI_CPU_IO_PPI_MEM_WRITE32)(\r
  IN  CONST EFI_PEI_SERVICES    **PeiServices,\r
  IN  CONST EFI_PEI_CPU_IO_PPI  *This,\r
  IN  UINT64                    Address,\r
  IN  UINT32                    Data\r
  );\r
\r
/**\r
  64-bit memory write operations.\r
\r
  @param[in] PeiServices  An indirect pointer to the PEI Services Table published \r
                          by the PEI Foundation.\r
  @param[in] This         The pointer to local data for the interface.\r
  @param[in] Address      The physical address of the access.\r
  @param[in] Data         The data to write.\r
\r
**/\r
typedef\r
VOID\r
(EFIAPI *EFI_PEI_CPU_IO_PPI_MEM_WRITE64)(\r
  IN  CONST EFI_PEI_SERVICES    **PeiServices,\r
  IN  CONST EFI_PEI_CPU_IO_PPI  *This,\r
  IN  UINT64                    Address,\r
  IN  UINT64                    Data\r
  );\r
\r
///\r
/// EFI_PEI_CPU_IO_PPI provides a set of memory and I/O-based services.\r
/// The perspective of the services is that of the processor, not that of the \r
/// bus or system.\r
///\r
struct _EFI_PEI_CPU_IO_PPI {\r
  ///\r
  /// Collection of memory-access services.\r
  ///\r
  EFI_PEI_CPU_IO_PPI_ACCESS       Mem;\r
  ///\r
  /// Collection of I/O-access services.\r
  ///\r
  EFI_PEI_CPU_IO_PPI_ACCESS       Io;\r
\r
  EFI_PEI_CPU_IO_PPI_IO_READ8     IoRead8;\r
  EFI_PEI_CPU_IO_PPI_IO_READ16    IoRead16;\r
  EFI_PEI_CPU_IO_PPI_IO_READ32    IoRead32;\r
  EFI_PEI_CPU_IO_PPI_IO_READ64    IoRead64;\r
\r
  EFI_PEI_CPU_IO_PPI_IO_WRITE8    IoWrite8;\r
  EFI_PEI_CPU_IO_PPI_IO_WRITE16   IoWrite16;\r
  EFI_PEI_CPU_IO_PPI_IO_WRITE32   IoWrite32;\r
  EFI_PEI_CPU_IO_PPI_IO_WRITE64   IoWrite64;\r
\r
  EFI_PEI_CPU_IO_PPI_MEM_READ8    MemRead8;\r
  EFI_PEI_CPU_IO_PPI_MEM_READ16   MemRead16;\r
  EFI_PEI_CPU_IO_PPI_MEM_READ32   MemRead32;\r
  EFI_PEI_CPU_IO_PPI_MEM_READ64   MemRead64;\r
\r
  EFI_PEI_CPU_IO_PPI_MEM_WRITE8   MemWrite8;\r
  EFI_PEI_CPU_IO_PPI_MEM_WRITE16  MemWrite16;\r
  EFI_PEI_CPU_IO_PPI_MEM_WRITE32  MemWrite32;\r
  EFI_PEI_CPU_IO_PPI_MEM_WRITE64  MemWrite64;\r
};\r
\r
extern EFI_GUID gEfiPeiCpuIoPpiInstalledGuid;\r
\r
#endif\r
Commit	Line	Data
	1	/** @file\r
	2	This PPI provides a set of memory and I/O-based services. \r
	3	The perspective of the services is that of the processor, not the bus or system.\r
	4	\r
	5	Copyright (c) 2006 - 2010, Intel Corporation. All rights reserved.<BR>\r
	6	This program and the accompanying materials are licensed and made available under \r
	7	the terms and conditions of the BSD License that accompanies this distribution. \r
	8	The full text of the license may be found at\r
	9	http://opensource.org/licenses/bsd-license.php. \r
	10	\r
	11	THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, \r
	12	WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
	13	\r
	14	@par Revision Reference:\r
	15	This PPI is introduced in PI Version 1.0.\r
	16	\r
	17	**/\r
	18	\r
	19	#ifndef __PEI_CPUIO_PPI_H__\r
	20	#define __PEI_CPUIO_PPI_H__\r
	21	\r
	22	#define EFI_PEI_CPU_IO_PPI_INSTALLED_GUID \\r
	23	{ 0xe6af1f7b, 0xfc3f, 0x46da, {0xa8, 0x28, 0xa3, 0xb4, 0x57, 0xa4, 0x42, 0x82 } }\r
	24	\r
	25	typedef struct _EFI_PEI_CPU_IO_PPI EFI_PEI_CPU_IO_PPI;\r
	26	\r
	27	///\r
	28	/// EFI_PEI_CPU_IO_PPI_WIDTH.\r
	29	///\r
	30	typedef enum {\r
	31	EfiPeiCpuIoWidthUint8,\r
	32	EfiPeiCpuIoWidthUint16,\r
	33	EfiPeiCpuIoWidthUint32,\r
	34	EfiPeiCpuIoWidthUint64,\r
	35	EfiPeiCpuIoWidthFifoUint8,\r
	36	EfiPeiCpuIoWidthFifoUint16,\r
	37	EfiPeiCpuIoWidthFifoUint32,\r
	38	EfiPeiCpuIoWidthFifoUint64,\r
	39	EfiPeiCpuIoWidthFillUint8,\r
	40	EfiPeiCpuIoWidthFillUint16,\r
	41	EfiPeiCpuIoWidthFillUint32,\r
	42	EfiPeiCpuIoWidthFillUint64,\r
	43	EfiPeiCpuIoWidthMaximum\r
	44	} EFI_PEI_CPU_IO_PPI_WIDTH;\r
	45	\r
	46	/**\r
	47	Memory-based access services and I/O-based access services.\r
	48	\r
	49	@param[in] PeiServices An indirect pointer to the PEI Services Table\r
	50	published by the PEI Foundation.\r
	51	@param[in] This The pointer to local data for the interface.\r
	52	@param[in] Width The width of the access. Enumerated in bytes.\r
	53	@param[in] Address The physical address of the access.\r
	54	@param[in] Count The number of accesses to perform.\r
	55	@param[in, out] Buffer A pointer to the buffer of data.\r
	56	\r
	57	@retval EFI_SUCCESS The function completed successfully.\r
	58	@retval EFI_NOT_YET_AVAILABLE The service has not been installed.\r
	59	\r
	60	**/\r
	61	typedef\r
	62	EFI_STATUS\r
	63	(EFIAPI *EFI_PEI_CPU_IO_PPI_IO_MEM)(\r
	64	IN CONST EFI_PEI_SERVICES **PeiServices,\r
	65	IN CONST EFI_PEI_CPU_IO_PPI *This,\r
	66	IN EFI_PEI_CPU_IO_PPI_WIDTH Width,\r
	67	IN UINT64 Address,\r
	68	IN UINTN Count,\r
	69	IN OUT VOID *Buffer\r
	70	);\r
	71	\r
	72	///\r
	73	/// EFI_PEI_CPU_IO_PPI_ACCESS\r
	74	///\r
	75	typedef struct {\r
	76	///\r
	77	/// This service provides the various modalities of memory and I/O read.\r
	78	///\r
	79	EFI_PEI_CPU_IO_PPI_IO_MEM Read;\r
	80	///\r
	81	/// This service provides the various modalities of memory and I/O write.\r
	82	///\r
	83	EFI_PEI_CPU_IO_PPI_IO_MEM Write;\r
	84	} EFI_PEI_CPU_IO_PPI_ACCESS;\r
	85	\r
	86	/**\r
	87	8-bit I/O read operations.\r
	88	\r
	89	@param[in] PeiServices An indirect pointer to the PEI Services Table published \r
	90	by the PEI Foundation.\r
	91	@param[in] This The pointer to local data for the interface.\r
	92	@param[in] Address The physical address of the access.\r
	93	\r
	94	@return An 8-bit value returned from the I/O space.\r
	95	\r
	96	**/\r
	97	typedef\r
	98	UINT8\r
	99	(EFIAPI *EFI_PEI_CPU_IO_PPI_IO_READ8)(\r
	100	IN CONST EFI_PEI_SERVICES **PeiServices,\r
	101	IN CONST EFI_PEI_CPU_IO_PPI *This,\r
	102	IN UINT64 Address\r
	103	);\r
	104	\r
	105	/**\r
	106	16-bit I/O read operations.\r
	107	\r
	108	@param[in] PeiServices An indirect pointer to the PEI Services Table published \r
	109	by the PEI Foundation.\r
	110	@param[in] This The pointer to local data for the interface.\r
	111	@param[in] Address The physical address of the access.\r
	112	\r
	113	@return A 16-bit value returned from the I/O space.\r
	114	\r
	115	**/\r
	116	typedef\r
	117	UINT16\r
	118	(EFIAPI *EFI_PEI_CPU_IO_PPI_IO_READ16)(\r
	119	IN CONST EFI_PEI_SERVICES **PeiServices,\r
	120	IN CONST EFI_PEI_CPU_IO_PPI *This,\r
	121	IN UINT64 Address\r
	122	);\r
	123	\r
	124	/**\r
	125	32-bit I/O read operations.\r
	126	\r
	127	@param[in] PeiServices An indirect pointer to the PEI Services Table published \r
	128	by the PEI Foundation.\r
	129	@param[in] This The pointer to local data for the interface.\r
	130	@param[in] Address The physical address of the access.\r
	131	\r
	132	@return A 32-bit value returned from the I/O space.\r
	133	\r
	134	**/\r
	135	typedef\r
	136	UINT32\r
	137	(EFIAPI *EFI_PEI_CPU_IO_PPI_IO_READ32)(\r
	138	IN CONST EFI_PEI_SERVICES **PeiServices,\r
	139	IN CONST EFI_PEI_CPU_IO_PPI *This,\r
	140	IN UINT64 Address\r
	141	);\r
	142	\r
	143	/**\r
	144	64-bit I/O read operations.\r
	145	\r
	146	@param[in] PeiServices An indirect pointer to the PEI Services Table published \r
	147	by the PEI Foundation.\r
	148	@param[in] This The pointer to local data for the interface.\r
	149	@param[in] Address The physical address of the access.\r
	150	\r
	151	@return A 64-bit value returned from the I/O space.\r
	152	\r
	153	**/\r
	154	typedef\r
	155	UINT64\r
	156	(EFIAPI *EFI_PEI_CPU_IO_PPI_IO_READ64)(\r
	157	IN CONST EFI_PEI_SERVICES **PeiServices,\r
	158	IN CONST EFI_PEI_CPU_IO_PPI *This,\r
	159	IN UINT64 Address\r
	160	);\r
	161	\r
	162	/**\r
	163	8-bit I/O write operations.\r
	164	\r
	165	@param[in] PeiServices An indirect pointer to the PEI Services Table published \r
	166	by the PEI Foundation.\r
	167	@param[in] This The pointer to local data for the interface.\r
	168	@param[in] Address The physical address of the access.\r
	169	@param[in] Data The data to write.\r
	170	\r
	171	**/\r
	172	typedef\r
	173	VOID\r
	174	(EFIAPI *EFI_PEI_CPU_IO_PPI_IO_WRITE8)(\r
	175	IN CONST EFI_PEI_SERVICES **PeiServices,\r
	176	IN CONST EFI_PEI_CPU_IO_PPI *This,\r
	177	IN UINT64 Address,\r
	178	IN UINT8 Data\r
	179	);\r
	180	\r
	181	/**\r
	182	16-bit I/O write operations.\r
	183	\r
	184	@param[in] PeiServices An indirect pointer to the PEI Services Table published \r
	185	by the PEI Foundation.\r
	186	@param[in] This The pointer to local data for the interface.\r
	187	@param[in] Address The physical address of the access.\r
	188	@param[in] Data The data to write.\r
	189	\r
	190	**/\r
	191	typedef\r
	192	VOID\r
	193	(EFIAPI *EFI_PEI_CPU_IO_PPI_IO_WRITE16)(\r
	194	IN CONST EFI_PEI_SERVICES **PeiServices,\r
	195	IN CONST EFI_PEI_CPU_IO_PPI *This,\r
	196	IN UINT64 Address,\r
	197	IN UINT16 Data\r
	198	);\r
	199	\r
	200	/**\r
	201	32-bit I/O write operations.\r
	202	\r
	203	@param[in] PeiServices An indirect pointer to the PEI Services Table published \r
	204	by the PEI Foundation.\r
	205	@param[in] This The pointer to local data for the interface.\r
	206	@param[in] Address The physical address of the access.\r
	207	@param[in] Data The data to write.\r
	208	\r
	209	**/\r
	210	typedef\r
	211	VOID\r
	212	(EFIAPI *EFI_PEI_CPU_IO_PPI_IO_WRITE32)(\r
	213	IN CONST EFI_PEI_SERVICES **PeiServices,\r
	214	IN CONST EFI_PEI_CPU_IO_PPI *This,\r
	215	IN UINT64 Address,\r
	216	IN UINT32 Data\r
	217	);\r
	218	\r
	219	/**\r
	220	64-bit I/O write operations.\r
	221	\r
	222	@param[in] PeiServices An indirect pointer to the PEI Services Table published \r
	223	by the PEI Foundation.\r
	224	@param[in] This The pointer to local data for the interface.\r
	225	@param[in] Address The physical address of the access.\r
	226	@param[in] Data The data to write.\r
	227	\r
	228	**/\r
	229	typedef\r
	230	VOID\r
	231	(EFIAPI *EFI_PEI_CPU_IO_PPI_IO_WRITE64)(\r
	232	IN CONST EFI_PEI_SERVICES **PeiServices,\r
	233	IN CONST EFI_PEI_CPU_IO_PPI *This,\r
	234	IN UINT64 Address,\r
	235	IN UINT64 Data\r
	236	);\r
	237	\r
	238	/**\r
	239	8-bit memory read operations.\r
	240	\r
	241	@param[in] PeiServices An indirect pointer to the PEI Services Table published \r
	242	by the PEI Foundation.\r
	243	@param[in] This The pointer to local data for the interface.\r
	244	@param[in] Address The physical address of the access.\r
	245	\r
	246	@return An 8-bit value returned from the memory space.\r
	247	\r
	248	**/\r
	249	typedef\r
	250	UINT8\r
	251	(EFIAPI *EFI_PEI_CPU_IO_PPI_MEM_READ8)(\r
	252	IN CONST EFI_PEI_SERVICES **PeiServices,\r
	253	IN CONST EFI_PEI_CPU_IO_PPI *This,\r
	254	IN UINT64 Address\r
	255	);\r
	256	\r
	257	/**\r
	258	16-bit memory read operations.\r
	259	\r
	260	@param[in] PeiServices An indirect pointer to the PEI Services Table published \r
	261	by the PEI Foundation.\r
	262	@param[in] This The pointer to local data for the interface.\r
	263	@param[in] Address The physical address of the access.\r
	264	\r
	265	@return A 16-bit value returned from the memory space.\r
	266	\r
	267	**/\r
	268	typedef\r
	269	UINT16\r
	270	(EFIAPI *EFI_PEI_CPU_IO_PPI_MEM_READ16)(\r
	271	IN CONST EFI_PEI_SERVICES **PeiServices,\r
	272	IN CONST EFI_PEI_CPU_IO_PPI *This,\r
	273	IN UINT64 Address\r
	274	);\r
	275	\r
	276	/**\r
	277	32-bit memory read operations.\r
	278	\r
	279	@param[in] PeiServices An indirect pointer to the PEI Services Table published \r
	280	by the PEI Foundation.\r
	281	@param[in] This The pointer to local data for the interface.\r
	282	@param[in] Address The physical address of the access.\r
	283	\r
	284	@return A 32-bit value returned from the memory space.\r
	285	\r
	286	**/\r
	287	typedef\r
	288	UINT32\r
	289	(EFIAPI *EFI_PEI_CPU_IO_PPI_MEM_READ32)(\r
	290	IN CONST EFI_PEI_SERVICES **PeiServices,\r
	291	IN CONST EFI_PEI_CPU_IO_PPI *This,\r
	292	IN UINT64 Address\r
	293	);\r
	294	\r
	295	/**\r
	296	64-bit memory read operations.\r
	297	\r
	298	@param[in] PeiServices An indirect pointer to the PEI Services Table published \r
	299	by the PEI Foundation.\r
	300	@param[in] This The pointer to local data for the interface.\r
	301	@param[in] Address The physical address of the access.\r
	302	\r
	303	@return A 64-bit value returned from the memory space.\r
	304	\r
	305	**/\r
	306	typedef\r
	307	UINT64\r
	308	(EFIAPI *EFI_PEI_CPU_IO_PPI_MEM_READ64)(\r
	309	IN CONST EFI_PEI_SERVICES **PeiServices,\r
	310	IN CONST EFI_PEI_CPU_IO_PPI *This,\r
	311	IN UINT64 Address\r
	312	);\r
	313	\r
	314	/**\r
	315	8-bit memory write operations.\r
	316	\r
	317	@param[in] PeiServices An indirect pointer to the PEI Services Table published \r
	318	by the PEI Foundation.\r
	319	@param[in] This The pointer to local data for the interface.\r
	320	@param[in] Address The physical address of the access.\r
	321	@param[in] Data The data to write.\r
	322	\r
	323	**/\r
	324	typedef\r
	325	VOID\r
	326	(EFIAPI *EFI_PEI_CPU_IO_PPI_MEM_WRITE8)(\r
	327	IN CONST EFI_PEI_SERVICES **PeiServices,\r
	328	IN CONST EFI_PEI_CPU_IO_PPI *This,\r
	329	IN UINT64 Address,\r
	330	IN UINT8 Data\r
	331	);\r
	332	\r
	333	/**\r
	334	16-bit memory write operations.\r
	335	\r
	336	@param[in] PeiServices An indirect pointer to the PEI Services Table published \r
	337	by the PEI Foundation.\r
	338	@param[in] This The pointer to local data for the interface.\r
	339	@param[in] Address The physical address of the access.\r
	340	@param[in] Data The data to write.\r
	341	\r
	342	**/\r
	343	typedef\r
	344	VOID\r
	345	(EFIAPI *EFI_PEI_CPU_IO_PPI_MEM_WRITE16)(\r
	346	IN CONST EFI_PEI_SERVICES **PeiServices,\r
	347	IN CONST EFI_PEI_CPU_IO_PPI *This,\r
	348	IN UINT64 Address,\r
	349	IN UINT16 Data\r
	350	);\r
	351	\r
	352	/**\r
	353	32-bit memory write operations.\r
	354	\r
	355	@param[in] PeiServices An indirect pointer to the PEI Services Table published \r
	356	by the PEI Foundation.\r
	357	@param[in] This The pointer to local data for the interface.\r
	358	@param[in] Address The physical address of the access.\r
	359	@param[in] Data The data to write.\r
	360	\r
	361	**/\r
	362	typedef\r
	363	VOID\r
	364	(EFIAPI *EFI_PEI_CPU_IO_PPI_MEM_WRITE32)(\r
	365	IN CONST EFI_PEI_SERVICES **PeiServices,\r
	366	IN CONST EFI_PEI_CPU_IO_PPI *This,\r
	367	IN UINT64 Address,\r
	368	IN UINT32 Data\r
	369	);\r
	370	\r
	371	/**\r
	372	64-bit memory write operations.\r
	373	\r
	374	@param[in] PeiServices An indirect pointer to the PEI Services Table published \r
	375	by the PEI Foundation.\r
	376	@param[in] This The pointer to local data for the interface.\r
	377	@param[in] Address The physical address of the access.\r
	378	@param[in] Data The data to write.\r
	379	\r
	380	**/\r
	381	typedef\r
	382	VOID\r
	383	(EFIAPI *EFI_PEI_CPU_IO_PPI_MEM_WRITE64)(\r
	384	IN CONST EFI_PEI_SERVICES **PeiServices,\r
	385	IN CONST EFI_PEI_CPU_IO_PPI *This,\r
	386	IN UINT64 Address,\r
	387	IN UINT64 Data\r
	388	);\r
	389	\r
	390	///\r
	391	/// EFI_PEI_CPU_IO_PPI provides a set of memory and I/O-based services.\r
	392	/// The perspective of the services is that of the processor, not that of the \r
	393	/// bus or system.\r
	394	///\r
	395	struct _EFI_PEI_CPU_IO_PPI {\r
	396	///\r
	397	/// Collection of memory-access services.\r
	398	///\r
	399	EFI_PEI_CPU_IO_PPI_ACCESS Mem;\r
	400	///\r
	401	/// Collection of I/O-access services.\r
	402	///\r
	403	EFI_PEI_CPU_IO_PPI_ACCESS Io;\r
	404	\r
	405	EFI_PEI_CPU_IO_PPI_IO_READ8 IoRead8;\r
	406	EFI_PEI_CPU_IO_PPI_IO_READ16 IoRead16;\r
	407	EFI_PEI_CPU_IO_PPI_IO_READ32 IoRead32;\r
	408	EFI_PEI_CPU_IO_PPI_IO_READ64 IoRead64;\r
	409	\r
	410	EFI_PEI_CPU_IO_PPI_IO_WRITE8 IoWrite8;\r
	411	EFI_PEI_CPU_IO_PPI_IO_WRITE16 IoWrite16;\r
	412	EFI_PEI_CPU_IO_PPI_IO_WRITE32 IoWrite32;\r
	413	EFI_PEI_CPU_IO_PPI_IO_WRITE64 IoWrite64;\r
	414	\r
	415	EFI_PEI_CPU_IO_PPI_MEM_READ8 MemRead8;\r
	416	EFI_PEI_CPU_IO_PPI_MEM_READ16 MemRead16;\r
	417	EFI_PEI_CPU_IO_PPI_MEM_READ32 MemRead32;\r
	418	EFI_PEI_CPU_IO_PPI_MEM_READ64 MemRead64;\r
	419	\r
	420	EFI_PEI_CPU_IO_PPI_MEM_WRITE8 MemWrite8;\r
	421	EFI_PEI_CPU_IO_PPI_MEM_WRITE16 MemWrite16;\r
	422	EFI_PEI_CPU_IO_PPI_MEM_WRITE32 MemWrite32;\r
	423	EFI_PEI_CPU_IO_PPI_MEM_WRITE64 MemWrite64;\r
	424	};\r
	425	\r
	426	extern EFI_GUID gEfiPeiCpuIoPpiInstalledGuid;\r
	427	\r
	428	#endif\r