NvmExpressPeiBlockIo.h

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#ifndef _NVM_EXPRESS_PEI_BLOCKIO_H_
#define _NVM_EXPRESS_PEI_BLOCKIO_H_
 
//
// Nvme device for EFI_PEI_BLOCK_DEVICE_TYPE
//
#define EDKII_PEI_BLOCK_DEVICE_TYPE_NVME  7
 
#define NVME_READ_MAX_RETRY  3
 
EFI_STATUS
EFIAPI
NvmeBlockIoPeimGetDeviceNo (
  IN  EFI_PEI_SERVICES               **PeiServices,
  IN  EFI_PEI_RECOVERY_BLOCK_IO_PPI  *This,
  OUT UINTN                          *NumberBlockDevices
  );
 
EFI_STATUS
EFIAPI
NvmeBlockIoPeimGetMediaInfo (
  IN  EFI_PEI_SERVICES               **PeiServices,
  IN  EFI_PEI_RECOVERY_BLOCK_IO_PPI  *This,
  IN  UINTN                          DeviceIndex,
  OUT EFI_PEI_BLOCK_IO_MEDIA         *MediaInfo
  );
 
EFI_STATUS
EFIAPI
NvmeBlockIoPeimReadBlocks (
  IN  EFI_PEI_SERVICES               **PeiServices,
  IN  EFI_PEI_RECOVERY_BLOCK_IO_PPI  *This,
  IN  UINTN                          DeviceIndex,
  IN  EFI_PEI_LBA                    StartLBA,
  IN  UINTN                          BufferSize,
  OUT VOID                           *Buffer
  );
 
EFI_STATUS
EFIAPI
NvmeBlockIoPeimGetDeviceNo2 (
  IN  EFI_PEI_SERVICES                **PeiServices,
  IN  EFI_PEI_RECOVERY_BLOCK_IO2_PPI  *This,
  OUT UINTN                           *NumberBlockDevices
  );
 
EFI_STATUS
EFIAPI
NvmeBlockIoPeimGetMediaInfo2 (
  IN  EFI_PEI_SERVICES                **PeiServices,
  IN  EFI_PEI_RECOVERY_BLOCK_IO2_PPI  *This,
  IN  UINTN                           DeviceIndex,
  OUT EFI_PEI_BLOCK_IO2_MEDIA         *MediaInfo
  );
 
EFI_STATUS
EFIAPI
NvmeBlockIoPeimReadBlocks2 (
  IN  EFI_PEI_SERVICES                **PeiServices,
  IN  EFI_PEI_RECOVERY_BLOCK_IO2_PPI  *This,
  IN  UINTN                           DeviceIndex,
  IN  EFI_PEI_LBA                     StartLBA,
  IN  UINTN                           BufferSize,
  OUT VOID                            *Buffer
  );
 
#endif