efi_block_io_protocol
typedef struct efi_block_io_protocol efi_block_io_protocol;
efi_status (*Reset)(efi_block_io_protocol* self,
efi_status (*ReadBlocks)(efi_block_io_protocol* self,
efi_status (*WriteBlocks)(efi_block_io_protocol* self,
efi_status (*FlushBlocks)(efi_block_io_protocol* self);
efi_block_io_protocol *blockIo;
EfiDevice(efi_block_io_protocol *blockIo);
efi_block_io_protocol* fBlockIo;
EfiDevice::EfiDevice(efi_block_io_protocol *blockIo)