6476804e3cd2e1da23dee03024a21ab0e5c1f8ec
UEFI spec virtio spec ======================================= ================================= LowestAlignedLba EFI_LBA (UINT64) alignment_offset u8 +-------------------------------------- +-------------------------------- | first LBA that is aligned to a | offset of first aligned | physical block boundary (SCSI | logical block | definition) LogicalBlocksPerPhysicalBlock UINT32 physical_block_exp u8 +-------------------------------------- +-------------------------------- | number of logical blocks per | # of logical blocks per | physical block [...] does not contain | physical block (log2) | an exponential value OptimalTransferLengthGranularity UINT32 opt_io_size le32 +-------------------------------------- +-------------------------------- | optimal transfer length granularity | optimal (suggested maximum) I/O | as a number of logical blocks [...] A | size in blocks | value of 0 means there is no reported | optimal transfer length granularity Contributed-under: TianoCore Contribution Agreement 1.0 Signed-off-by: Laszlo Ersek <lersek@redhat.com> Reviewed-by: Jordan Justen <jordan.l.justen@intel.com> git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@15004 6f19259b-4bc3-4df7-8a09-765794883524
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