UfsPassThruDxe driver is used to produce EFI_EXT_SCSI_PASS_THRU protocol interface\r
for upper layer application to execute UFS-supported SCSI cmds.\r
\r
- Copyright (c) 2014 - 2018, Intel Corporation. All rights reserved.<BR>\r
+ Copyright (c) 2014 - 2019, Intel Corporation. All rights reserved.<BR>\r
SPDX-License-Identifier: BSD-2-Clause-Patent\r
\r
**/\r
return Status;\r
}\r
\r
- Nutrs = (UINT8)((Private->Capabilities & UFS_HC_CAP_NUTRS) + 1);\r
+ Nutrs = (UINT8)((Private->UfsHcInfo.Capabilities & UFS_HC_CAP_NUTRS) + 1);\r
\r
for (Index = 0; Index < Nutrs; Index++) {\r
if ((Data & (BIT0 << Index)) == 0) {\r
/**\r
Send UIC command.\r
\r
- @param[in] Private The pointer to the UFS_PASS_THRU_PRIVATE_DATA data structure.\r
- @param[in] UicOpcode The opcode of the UIC command.\r
- @param[in] Arg1 The value for 1st argument of the UIC command.\r
- @param[in] Arg2 The value for 2nd argument of the UIC command.\r
- @param[in] Arg3 The value for 3rd argument of the UIC command.\r
+ @param[in] Private The pointer to the UFS_PASS_THRU_PRIVATE_DATA data structure.\r
+ @param[in, out] UicCommand UIC command descriptor. On exit contains UIC command results.\r
\r
@return EFI_SUCCESS Successfully execute this UIC command and detect attached UFS device.\r
@return EFI_DEVICE_ERROR Fail to execute this UIC command and detect attached UFS device.\r
EFI_STATUS\r
UfsExecUicCommands (\r
IN UFS_PASS_THRU_PRIVATE_DATA *Private,\r
- IN UINT8 UicOpcode,\r
- IN UINT32 Arg1,\r
- IN UINT32 Arg2,\r
- IN UINT32 Arg3\r
+ IN OUT EDKII_UIC_COMMAND *UicCommand\r
)\r
{\r
EFI_STATUS Status;\r
// only after all the UIC command argument registers (UICCMDARG1, UICCMDARG2 and UICCMDARG3)\r
// are set.\r
//\r
- Status = UfsMmioWrite32 (Private, UFS_HC_UCMD_ARG1_OFFSET, Arg1);\r
+ Status = UfsMmioWrite32 (Private, UFS_HC_UCMD_ARG1_OFFSET, UicCommand->Arg1);\r
if (EFI_ERROR (Status)) {\r
return Status;\r
}\r
\r
- Status = UfsMmioWrite32 (Private, UFS_HC_UCMD_ARG2_OFFSET, Arg2);\r
+ Status = UfsMmioWrite32 (Private, UFS_HC_UCMD_ARG2_OFFSET, UicCommand->Arg2);\r
if (EFI_ERROR (Status)) {\r
return Status;\r
}\r
\r
- Status = UfsMmioWrite32 (Private, UFS_HC_UCMD_ARG3_OFFSET, Arg3);\r
+ Status = UfsMmioWrite32 (Private, UFS_HC_UCMD_ARG3_OFFSET, UicCommand->Arg3);\r
if (EFI_ERROR (Status)) {\r
return Status;\r
}\r
return Status;\r
}\r
\r
- Status = UfsMmioWrite32 (Private, UFS_HC_UIC_CMD_OFFSET, (UINT32)UicOpcode);\r
+ Status = UfsMmioWrite32 (Private, UFS_HC_UIC_CMD_OFFSET, UicCommand->Opcode);\r
if (EFI_ERROR (Status)) {\r
return Status;\r
}\r
return Status;\r
}\r
\r
- if (UicOpcode != UfsUicDmeReset) {\r
- Status = UfsMmioRead32 (Private, UFS_HC_UCMD_ARG2_OFFSET, &Data);\r
+ if (UicCommand->Opcode != UfsUicDmeReset) {\r
+ Status = UfsMmioRead32 (Private, UFS_HC_UCMD_ARG2_OFFSET, &UicCommand->Arg2);\r
if (EFI_ERROR (Status)) {\r
return Status;\r
}\r
- if ((Data & 0xFF) != 0) {\r
+ Status = UfsMmioRead32 (Private, UFS_HC_UCMD_ARG3_OFFSET, &UicCommand->Arg3);\r
+ if (EFI_ERROR (Status)) {\r
+ return Status;\r
+ }\r
+ if ((UicCommand->Arg2 & 0xFF) != 0) {\r
DEBUG_CODE_BEGIN();\r
- DumpUicCmdExecResult (UicOpcode, (UINT8)(Data & 0xFF));\r
+ DumpUicCmdExecResult ((UINT8)UicCommand->Opcode, (UINT8)(UicCommand->Arg2 & 0xFF));\r
DEBUG_CODE_END();\r
return EFI_DEVICE_ERROR;\r
}\r
BOOLEAN Is32BitAddr;\r
EDKII_UFS_HOST_CONTROLLER_PROTOCOL *UfsHc;\r
\r
- if ((Private->Capabilities & UFS_HC_CAP_64ADDR) == UFS_HC_CAP_64ADDR) {\r
+ if ((Private->UfsHcInfo.Capabilities & UFS_HC_CAP_64ADDR) == UFS_HC_CAP_64ADDR) {\r
Is32BitAddr = FALSE;\r
} else {\r
Is32BitAddr = TRUE;\r
IN UFS_PASS_THRU_PRIVATE_DATA *Private\r
)\r
{\r
- UINTN Retry;\r
- EFI_STATUS Status;\r
- UINT32 Data;\r
+ UINTN Retry;\r
+ EFI_STATUS Status;\r
+ UINT32 Data;\r
+ EDKII_UIC_COMMAND LinkStartupCommand;\r
\r
//\r
// Start UFS device detection.\r
// Try up to 3 times for establishing data link with device.\r
//\r
for (Retry = 0; Retry < 3; Retry++) {\r
- Status = UfsExecUicCommands (Private, UfsUicDmeLinkStartup, 0, 0, 0);\r
+ LinkStartupCommand.Opcode = UfsUicDmeLinkStartup;\r
+ LinkStartupCommand.Arg1 = 0;\r
+ LinkStartupCommand.Arg2 = 0;\r
+ LinkStartupCommand.Arg3 = 0;\r
+ Status = UfsExecUicCommands (Private, &LinkStartupCommand);\r
if (EFI_ERROR (Status)) {\r
return EFI_DEVICE_ERROR;\r
}\r
IN UFS_PASS_THRU_PRIVATE_DATA *Private\r
)\r
{\r
- UINT32 Data;\r
UINT8 Nutmrs;\r
VOID *CmdDescHost;\r
EFI_PHYSICAL_ADDRESS CmdDescPhyAddr;\r
CmdDescMapping = NULL;\r
CmdDescPhyAddr = 0;\r
\r
- Status = UfsMmioRead32 (Private, UFS_HC_CAP_OFFSET, &Data);\r
- if (EFI_ERROR (Status)) {\r
- return Status;\r
- }\r
-\r
- Private->Capabilities = Data;\r
-\r
//\r
// Allocate and initialize UTP Task Management Request List.\r
//\r
- Nutmrs = (UINT8) (RShiftU64 ((Private->Capabilities & UFS_HC_CAP_NUTMRS), 16) + 1);\r
+ Nutmrs = (UINT8) (RShiftU64 ((Private->UfsHcInfo.Capabilities & UFS_HC_CAP_NUTMRS), 16) + 1);\r
Status = UfsAllocateAlignCommonBuffer (Private, Nutmrs * sizeof (UTP_TMRD), &CmdDescHost, &CmdDescPhyAddr, &CmdDescMapping);\r
if (EFI_ERROR (Status)) {\r
return Status;\r
IN UFS_PASS_THRU_PRIVATE_DATA *Private\r
)\r
{\r
- UINT32 Data;\r
UINT8 Nutrs;\r
VOID *CmdDescHost;\r
EFI_PHYSICAL_ADDRESS CmdDescPhyAddr;\r
CmdDescMapping = NULL;\r
CmdDescPhyAddr = 0;\r
\r
- Status = UfsMmioRead32 (Private, UFS_HC_CAP_OFFSET, &Data);\r
- if (EFI_ERROR (Status)) {\r
- return Status;\r
- }\r
-\r
- Private->Capabilities = Data;\r
-\r
//\r
// Allocate and initialize UTP Transfer Request List.\r
//\r
- Nutrs = (UINT8)((Private->Capabilities & UFS_HC_CAP_NUTRS) + 1);\r
+ Nutrs = (UINT8)((Private->UfsHcInfo.Capabilities & UFS_HC_CAP_NUTRS) + 1);\r
Status = UfsAllocateAlignCommonBuffer (Private, Nutrs * sizeof (UTP_TRD), &CmdDescHost, &CmdDescPhyAddr, &CmdDescMapping);\r
if (EFI_ERROR (Status)) {\r
return Status;\r
}\r
}\r
\r
+/**\r
+ Initializes UfsHcInfo field in private data.\r
+\r
+ @param[in] Private Pointer to host controller private data.\r
+\r
+ @retval EFI_SUCCESS UfsHcInfo initialized successfully.\r
+ @retval Others Failed to initalize UfsHcInfo.\r
+**/\r
+EFI_STATUS\r
+GetUfsHcInfo (\r
+ IN UFS_PASS_THRU_PRIVATE_DATA *Private\r
+ )\r
+{\r
+ UINT32 Data;\r
+ EFI_STATUS Status;\r
+\r
+ Status = UfsMmioRead32 (Private, UFS_HC_VER_OFFSET, &Data);\r
+ if (EFI_ERROR (Status)) {\r
+ return Status;\r
+ }\r
+\r
+ Private->UfsHcInfo.Version = Data;\r
+\r
+ Status = UfsMmioRead32 (Private, UFS_HC_CAP_OFFSET, &Data);\r
+ if (EFI_ERROR (Status)) {\r
+ return Status;\r
+ }\r
+\r
+ Private->UfsHcInfo.Capabilities = Data;\r
+\r
+ return EFI_SUCCESS;\r
+}\r
+\r
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