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author | Haojian Zhuang <haojian.zhuang@linaro.org> | 2017-01-16 20:22:57 +0800 |
---|---|---|
committer | Feng Tian <feng.tian@intel.com> | 2017-01-20 09:11:25 +0800 |
commit | 86bd34ca3ce595510dc315570cdc79385ff5b4a0 (patch) | |
tree | 6c96a6faf9a0d181d29c45a41ecae97c7dfe866b /MdeModulePkg | |
parent | a68093d5d0eb9f5b8dce1ef03749463e6f0dae93 (diff) | |
download | edk2-86bd34ca3ce595510dc315570cdc79385ff5b4a0.zip edk2-86bd34ca3ce595510dc315570cdc79385ff5b4a0.tar.gz edk2-86bd34ca3ce595510dc315570cdc79385ff5b4a0.tar.bz2 |
MdeModulePkg/UfsPassThruDxe: fix initialize OCS value to 0x0F
The OCS value should be initiliazed as 0x0F according to UFS spec.
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Haojian Zhuang <haojian.zhuang@linaro.org>
Reviewed-by: Feng Tian <feng.tian@intel.com>
Diffstat (limited to 'MdeModulePkg')
-rw-r--r-- | MdeModulePkg/Bus/Ufs/UfsPassThruDxe/UfsPassThruHci.c | 4 | ||||
-rw-r--r-- | MdeModulePkg/Bus/Ufs/UfsPassThruDxe/UfsPassThruHci.h | 6 |
2 files changed, 9 insertions, 1 deletions
diff --git a/MdeModulePkg/Bus/Ufs/UfsPassThruDxe/UfsPassThruHci.c b/MdeModulePkg/Bus/Ufs/UfsPassThruDxe/UfsPassThruHci.c index 3793c6a..bc39cf8 100644 --- a/MdeModulePkg/Bus/Ufs/UfsPassThruDxe/UfsPassThruHci.c +++ b/MdeModulePkg/Bus/Ufs/UfsPassThruDxe/UfsPassThruHci.c @@ -551,6 +551,7 @@ UfsCreateScsiCommandDesc ( Trd->Int = UFS_INTERRUPT_COMMAND;
Trd->Dd = DataDirection;
Trd->Ct = UFS_STORAGE_COMMAND_TYPE;
+ Trd->Ocs = UFS_HC_TRD_OCS_INIT_VALUE;
Trd->UcdBa = (UINT32)RShiftU64 ((UINT64)CmdDescPhyAddr, 7);
Trd->UcdBaU = (UINT32)RShiftU64 ((UINT64)CmdDescPhyAddr, 32);
Trd->RuL = (UINT16)DivU64x32 ((UINT64)ROUNDUP8 (sizeof (UTP_RESPONSE_UPIU)), sizeof (UINT32));
@@ -660,7 +661,7 @@ UfsCreateDMCommandDesc ( Trd->Int = UFS_INTERRUPT_COMMAND;
Trd->Dd = DataDirection;
Trd->Ct = UFS_STORAGE_COMMAND_TYPE;
- Trd->Ocs = 0x0F;
+ Trd->Ocs = UFS_HC_TRD_OCS_INIT_VALUE;
Trd->UcdBa = (UINT32)RShiftU64 ((UINT64)CmdDescPhyAddr, 7);
Trd->UcdBaU = (UINT32)RShiftU64 ((UINT64)CmdDescPhyAddr, 32);
if (Opcode == UtpQueryFuncOpcodeWrDesc) {
@@ -719,6 +720,7 @@ UfsCreateNopCommandDesc ( Trd->Int = UFS_INTERRUPT_COMMAND;
Trd->Dd = 0x00;
Trd->Ct = UFS_STORAGE_COMMAND_TYPE;
+ Trd->Ocs = UFS_HC_TRD_OCS_INIT_VALUE;
Trd->UcdBa = (UINT32)RShiftU64 ((UINT64)CmdDescPhyAddr, 7);
Trd->UcdBaU = (UINT32)RShiftU64 ((UINT64)CmdDescPhyAddr, 32);
Trd->RuL = (UINT16)DivU64x32 ((UINT64)ROUNDUP8 (sizeof (UTP_NOP_IN_UPIU)), sizeof (UINT32));
diff --git a/MdeModulePkg/Bus/Ufs/UfsPassThruDxe/UfsPassThruHci.h b/MdeModulePkg/Bus/Ufs/UfsPassThruDxe/UfsPassThruHci.h index a423a92..0a0cf71 100644 --- a/MdeModulePkg/Bus/Ufs/UfsPassThruDxe/UfsPassThruHci.h +++ b/MdeModulePkg/Bus/Ufs/UfsPassThruDxe/UfsPassThruHci.h @@ -77,6 +77,12 @@ #define UFS_HC_UTRLRSR BIT0
//
+// The initial value of the OCS field of UTP TRD or TMRD descriptor
+// defined in JEDEC JESD223 specification
+//
+#define UFS_HC_TRD_OCS_INIT_VALUE 0x0F
+
+//
// A maximum of length of 256KB is supported by PRDT entry
//
#define UFS_MAX_DATA_LEN_PER_PRD 0x40000
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