From 6b3ecf5cc2b47dba5bcc814f532c4d134e309c88 Mon Sep 17 00:00:00 2001 From: rsun3 Date: Tue, 19 May 2009 09:07:38 +0000 Subject: Add back logic to encode LUN in CDB for compatibility with SCSI-2 spec, although LUN encoding in CDB is changed to be reserved in SCSI-3 spec. git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@8334 6f19259b-4bc3-4df7-8a09-765794883524 --- MdePkg/Library/UefiScsiLib/UefiScsiLib.c | 58 ++++++++++++++++++++++++++++++-- 1 file changed, 56 insertions(+), 2 deletions(-) (limited to 'MdePkg/Library/UefiScsiLib') diff --git a/MdePkg/Library/UefiScsiLib/UefiScsiLib.c b/MdePkg/Library/UefiScsiLib/UefiScsiLib.c index 434640ccd0..12af1338d3 100644 --- a/MdePkg/Library/UefiScsiLib/UefiScsiLib.c +++ b/MdePkg/Library/UefiScsiLib/UefiScsiLib.c @@ -115,6 +115,9 @@ ScsiTestUnitReadyCommand ( ) { EFI_SCSI_IO_SCSI_REQUEST_PACKET CommandPacket; + UINT64 Lun; + UINT8 *Target; + UINT8 TargetArray[EFI_SCSI_TARGET_MAX_BYTES]; EFI_STATUS Status; UINT8 Cdb[EFI_SCSI_OP_LENGTH_SIX]; @@ -136,7 +139,11 @@ ScsiTestUnitReadyCommand ( // // Fill Cdb for Test Unit Ready Command // + Target = &TargetArray[0]; + ScsiIo->GetDeviceLocation (ScsiIo, &Target, &Lun); + Cdb[0] = EFI_SCSI_OP_TEST_UNIT_READY; + Cdb[1] = (UINT8) ((Lun << 5) & EFI_SCSI_LOGICAL_UNIT_NUMBER_MASK); CommandPacket.CdbLength = (UINT8) EFI_SCSI_OP_LENGTH_SIX; CommandPacket.SenseDataLength = *SenseDataLength; @@ -243,6 +250,9 @@ ScsiInquiryCommand ( ) { EFI_SCSI_IO_SCSI_REQUEST_PACKET CommandPacket; + UINT64 Lun; + UINT8 *Target; + UINT8 TargetArray[EFI_SCSI_TARGET_MAX_BYTES]; EFI_STATUS Status; UINT8 Cdb[EFI_SCSI_OP_LENGTH_SIX]; @@ -262,7 +272,11 @@ ScsiInquiryCommand ( CommandPacket.SenseDataLength = *SenseDataLength; CommandPacket.Cdb = Cdb; + Target = &TargetArray[0]; + ScsiIo->GetDeviceLocation (ScsiIo, &Target, &Lun); + Cdb[0] = EFI_SCSI_OP_INQUIRY; + Cdb[1] = (UINT8) ((Lun << 5) & EFI_SCSI_LOGICAL_UNIT_NUMBER_MASK); if (EnableVitalProductData) { Cdb[1] |= 0x01; } @@ -384,6 +398,9 @@ ScsiModeSense10Command ( ) { EFI_SCSI_IO_SCSI_REQUEST_PACKET CommandPacket; + UINT64 Lun; + UINT8 *Target; + UINT8 TargetArray[EFI_SCSI_TARGET_MAX_BYTES]; EFI_STATUS Status; UINT8 Cdb[EFI_SCSI_OP_LENGTH_TEN]; @@ -404,15 +421,18 @@ ScsiModeSense10Command ( // // Fill Cdb for Mode Sense (10) Command // + Target = &TargetArray[0]; + ScsiIo->GetDeviceLocation (ScsiIo, &Target, &Lun); + Cdb[0] = EFI_SCSI_OP_MODE_SEN10; // // DBDField is in Cdb[1] bit3 of (bit7..0) // - Cdb[1] = (UINT8) ((DBDField << 3) & 0x08); + Cdb[1] = (UINT8) (((Lun << 5) & EFI_SCSI_LOGICAL_UNIT_NUMBER_MASK) + ((DBDField << 3) & 0x08)); // // PageControl is in Cdb[2] bit7..6, PageCode is in Cdb[2] bit5..0 // - Cdb[2] = (UINT8) (((PageControl & 0x3) << 6) | (PageCode & 0x3f)); + Cdb[2] = (UINT8) (((PageControl << 6) & 0xc0) | (PageCode & 0x3f)); Cdb[7] = (UINT8) (*DataLength >> 8); Cdb[8] = (UINT8) (*DataLength); @@ -470,6 +490,9 @@ ScsiRequestSenseCommand ( ) { EFI_SCSI_IO_SCSI_REQUEST_PACKET CommandPacket; + UINT64 Lun; + UINT8 *Target; + UINT8 TargetArray[EFI_SCSI_TARGET_MAX_BYTES]; EFI_STATUS Status; UINT8 Cdb[EFI_SCSI_OP_LENGTH_SIX]; @@ -489,7 +512,11 @@ ScsiRequestSenseCommand ( // // Fill Cdb for Request Sense Command // + Target = &TargetArray[0]; + ScsiIo->GetDeviceLocation (ScsiIo, &Target, &Lun); + Cdb[0] = EFI_SCSI_OP_REQUEST_SENSE; + Cdb[1] = (UINT8) ((Lun << 5) & EFI_SCSI_LOGICAL_UNIT_NUMBER_MASK); Cdb[4] = (UINT8) (*SenseDataLength); CommandPacket.CdbLength = (UINT8) EFI_SCSI_OP_LENGTH_SIX; @@ -556,6 +583,9 @@ ScsiReadCapacityCommand ( ) { EFI_SCSI_IO_SCSI_REQUEST_PACKET CommandPacket; + UINT64 Lun; + UINT8 *Target; + UINT8 TargetArray[EFI_SCSI_TARGET_MAX_BYTES]; EFI_STATUS Status; UINT8 Cdb[EFI_SCSI_OP_LENGTH_TEN]; @@ -576,7 +606,11 @@ ScsiReadCapacityCommand ( // // Fill Cdb for Read Capacity Command // + Target = &TargetArray[0]; + ScsiIo->GetDeviceLocation (ScsiIo, &Target, &Lun); + Cdb[0] = EFI_SCSI_OP_READ_CAPACITY; + Cdb[1] = (UINT8) ((Lun << 5) & EFI_SCSI_LOGICAL_UNIT_NUMBER_MASK); if (!Pmi) { // // Partial medium indicator,if Pmi is FALSE, the Cdb.2 ~ Cdb.5 MUST BE ZERO. @@ -651,6 +685,9 @@ ScsiReadCapacity16Command ( ) { EFI_SCSI_IO_SCSI_REQUEST_PACKET CommandPacket; + UINT64 Lun; + UINT8 *Target; + UINT8 TargetArray[EFI_SCSI_TARGET_MAX_BYTES]; EFI_STATUS Status; UINT8 Cdb[16]; @@ -665,6 +702,9 @@ ScsiReadCapacity16Command ( // // Fill Cdb for Read Capacity Command // + Target = &TargetArray[0]; + ScsiIo->GetDeviceLocation (ScsiIo, &Target, &Lun); + Cdb[0] = EFI_SCSI_OP_READ_CAPACITY16; Cdb[1] = 0x10; if (!Pmi) { @@ -745,6 +785,9 @@ ScsiRead10Command ( ) { EFI_SCSI_IO_SCSI_REQUEST_PACKET CommandPacket; + UINT64 Lun; + UINT8 *Target; + UINT8 TargetArray[EFI_SCSI_TARGET_MAX_BYTES]; EFI_STATUS Status; UINT8 Cdb[EFI_SCSI_OP_LENGTH_TEN]; @@ -765,7 +808,11 @@ ScsiRead10Command ( // // Fill Cdb for Read (10) Command // + Target = &TargetArray[0]; + ScsiIo->GetDeviceLocation (ScsiIo, &Target, &Lun); + Cdb[0] = EFI_SCSI_OP_READ10; + Cdb[1] = (UINT8) ((Lun << 5) & EFI_SCSI_LOGICAL_UNIT_NUMBER_MASK); Cdb[2] = (UINT8) (StartLba >> 24); Cdb[3] = (UINT8) (StartLba >> 16); Cdb[4] = (UINT8) (StartLba >> 8); @@ -840,6 +887,9 @@ ScsiWrite10Command ( ) { EFI_SCSI_IO_SCSI_REQUEST_PACKET CommandPacket; + UINT64 Lun; + UINT8 *Target; + UINT8 TargetArray[EFI_SCSI_TARGET_MAX_BYTES]; EFI_STATUS Status; UINT8 Cdb[EFI_SCSI_OP_LENGTH_TEN]; @@ -860,7 +910,11 @@ ScsiWrite10Command ( // // Fill Cdb for Write (10) Command // + Target = &TargetArray[0]; + ScsiIo->GetDeviceLocation (ScsiIo, &Target, &Lun); + Cdb[0] = EFI_SCSI_OP_WRITE10; + Cdb[1] = (UINT8) ((Lun << 5) & EFI_SCSI_LOGICAL_UNIT_NUMBER_MASK); Cdb[2] = (UINT8) (StartLba >> 24); Cdb[3] = (UINT8) (StartLba >> 16); Cdb[4] = (UINT8) (StartLba >> 8); -- cgit v1.2.3