#include <Pi/PiSmmCis.h>\r
#include <Protocol/SmmCpuIo.h>\r
\r
-#define EFI_SMM_CPU_IO_GUID \\r
- { \\r
- 0x5f439a0b, 0x45d8, 0x4682, {0xa4, 0xf4, 0xf0, 0x57, 0x6b, 0x51, 0x34, 0x41 } \\r
- }\r
-\r
typedef struct _EFI_SMM_SYSTEM_TABLE EFI_SMM_SYSTEM_TABLE;\r
typedef struct _EFI_SMM_CPU_IO_INTERFACE EFI_SMM_CPU_IO_INTERFACE;\r
\r
-\r
//\r
// SMM Base specification constant and types\r
//\r
#define EFI_SMM_SYSTEM_TABLE_REVISION (0 << 16) | (0x09)\r
\r
-/**\r
- Provides the basic memory and I/O interfaces that are used to\r
- abstract accesses to devices.\r
-\r
- @param This The EFI_SMM_CPU_IO_INTERFACE instance.\r
- @param Width Signifies the width of the I/O operations.\r
- @param Address The base address of the I/O operations.\r
- @param Count The number of I/O operations to perform.\r
- @param Buffer For read operations, the destination buffer to store the results (out parameter).\r
- For write operations, the source buffer from which to write data (in parameter).\r
-\r
- @retval EFI_SUCCESS The data was read from or written to the device.\r
- @retval EFI_UNSUPPORTED The Address is not valid for this system.\r
- @retval EFI_INVALID_PARAMETER Width or Count, or both, were invalid.\r
- @retval EFI_OUT_OF_RESOURCES The request could not be completed due to a lack of resources.\r
-\r
-**/\r
-typedef\r
-EFI_STATUS\r
-(EFIAPI *EFI_SMM_CPU_IO)(\r
- IN EFI_SMM_CPU_IO_INTERFACE *This,\r
- IN EFI_SMM_IO_WIDTH Width,\r
- IN UINT64 Address,\r
- IN UINTN Count,\r
- IN OUT VOID *Buffer\r
- );\r
-\r
-typedef struct {\r
- EFI_SMM_CPU_IO Read; ///< This service provides the various modalities of memory and I/O read.\r
- EFI_SMM_CPU_IO Write; ///< This service provides the various modalities of memory and I/O write.\r
-} EFI_SMM_IO_ACCESS;\r
-\r
-///\r
-/// The EFI_SMM_CPU_IO_INTERFACE service provides the basic memory, I/O, and PCI\r
-/// interfaces that are used to abstract accesses to devices.\r
-///\r
-struct _EFI_SMM_CPU_IO_INTERFACE {\r
- ///\r
- /// Allows reads and writes to memory-mapped I/O space. \r
- ///\r
- EFI_SMM_IO_ACCESS Mem;\r
- ///\r
- /// Allows reads and writes to I/O space. \r
- ///\r
- EFI_SMM_IO_ACCESS Io;\r
-};\r
-\r
/**\r
Allocates pool memory from SMRAM for IA-32 or runtime memory for\r
the Itanium processor family.\r