/** @file\r
TIS (TPM Interface Specification) functions used by dTPM2.0 library.\r
- \r
+\r
Copyright (c) 2013 - 2018, Intel Corporation. All rights reserved.<BR>\r
(C) Copyright 2015 Hewlett Packard Enterprise Development LP<BR>\r
-This program and the accompanying materials \r
-are licensed and made available under the terms and conditions of the BSD License \r
-which accompanies this distribution. The full text of the license may be found at \r
-http://opensource.org/licenses/bsd-license.php\r
-\r
-THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, \r
-WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
+SPDX-License-Identifier: BSD-2-Clause-Patent\r
\r
**/\r
\r
#define TIS_TIMEOUT_MAX (90000 * 1000) // 90s\r
\r
//\r
-// Max TPM command/reponse length\r
+// Max TPM command/response length\r
//\r
#define TPMCMDBUFLENGTH 0x500\r
\r
)\r
{\r
UINT8 RegRead;\r
- \r
+\r
RegRead = MmioRead8 ((UINTN)&TisReg->Access);\r
return (BOOLEAN)(RegRead != (UINT8)-1);\r
}\r
}\r
\r
/**\r
- Get BurstCount by reading the burstCount field of a TIS regiger \r
+ Get BurstCount by reading the burstCount field of a TIS register\r
in the time of default TIS_TIMEOUT_D.\r
\r
@param[in] TisReg Pointer to TIS register.\r
- @param[out] BurstCount Pointer to a buffer to store the got BurstConut.\r
+ @param[out] BurstCount Pointer to a buffer to store the got BurstCount.\r
\r
@retval EFI_SUCCESS Get BurstCount.\r
@retval EFI_INVALID_PARAMETER TisReg is NULL or BurstCount is NULL.\r
}\r
\r
/**\r
- Set TPM chip to ready state by sending ready command TIS_PC_STS_READY \r
+ Set TPM chip to ready state by sending ready command TIS_PC_STS_READY\r
to Status Register in time.\r
\r
@param[in] TisReg Pointer to TIS register.\r
}\r
\r
/**\r
- Get the control of TPM chip by sending requestUse command TIS_PC_ACC_RQUUSE \r
+ Get the control of TPM chip by sending requestUse command TIS_PC_ACC_RQUUSE\r
to ACCESS Register in the time of default TIS_TIMEOUT_A.\r
\r
@param[in] TisReg Pointer to TIS register.\r
)\r
{\r
EFI_STATUS Status;\r
- \r
+\r
if (TisReg == NULL) {\r
return EFI_INVALID_PARAMETER;\r
}\r
- \r
+\r
if (!TisPcPresenceCheck (TisReg)) {\r
return EFI_NOT_FOUND;\r
}\r
/**\r
Send a command to TPM for execution and return response data.\r
\r
- @param[in] TisReg TPM register space base address. \r
- @param[in] BufferIn Buffer for command data. \r
- @param[in] SizeIn Size of command data. \r
- @param[in, out] BufferOut Buffer for response data. \r
- @param[in, out] SizeOut Size of response data. \r
- \r
+ @param[in] TisReg TPM register space base address.\r
+ @param[in] BufferIn Buffer for command data.\r
+ @param[in] SizeIn Size of command data.\r
+ @param[in, out] BufferOut Buffer for response data.\r
+ @param[in, out] SizeOut Size of response data.\r
+\r
@retval EFI_SUCCESS Operation completed successfully.\r
@retval EFI_BUFFER_TOO_SMALL Response data buffer is too small.\r
@retval EFI_DEVICE_ERROR Unexpected device behavior.\r
UINT16 Data16;\r
UINT32 Data32;\r
\r
- DEBUG_CODE (\r
+ DEBUG_CODE_BEGIN ();\r
UINTN DebugSize;\r
\r
- DEBUG ((EFI_D_VERBOSE, "Tpm2TisTpmCommand Send - "));\r
+ DEBUG ((DEBUG_VERBOSE, "Tpm2TisTpmCommand Send - "));\r
if (SizeIn > 0x100) {\r
DebugSize = 0x40;\r
} else {\r
DebugSize = SizeIn;\r
}\r
for (Index = 0; Index < DebugSize; Index++) {\r
- DEBUG ((EFI_D_VERBOSE, "%02x ", BufferIn[Index]));\r
+ DEBUG ((DEBUG_VERBOSE, "%02x ", BufferIn[Index]));\r
}\r
if (DebugSize != SizeIn) {\r
- DEBUG ((EFI_D_VERBOSE, "...... "));\r
+ DEBUG ((DEBUG_VERBOSE, "...... "));\r
for (Index = SizeIn - 0x20; Index < SizeIn; Index++) {\r
- DEBUG ((EFI_D_VERBOSE, "%02x ", BufferIn[Index]));\r
+ DEBUG ((DEBUG_VERBOSE, "%02x ", BufferIn[Index]));\r
}\r
}\r
- DEBUG ((EFI_D_VERBOSE, "\n"));\r
- );\r
+ DEBUG ((DEBUG_VERBOSE, "\n"));\r
+ DEBUG_CODE_END ();\r
TpmOutSize = 0;\r
\r
Status = TisPcPrepareCommand (TisReg);\r
TIS_TIMEOUT_B\r
);\r
//\r
- // Do not clear CANCEL bit here bicoz Writes of 0 to this bit are ignored\r
+ // Do not clear CANCEL bit here because Writes of 0 to this bit are ignored\r
//\r
if (EFI_ERROR (Status)) {\r
//\r
if (Index == sizeof (TPM2_RESPONSE_HEADER)) break;\r
}\r
}\r
- DEBUG_CODE (\r
- DEBUG ((EFI_D_VERBOSE, "Tpm2TisTpmCommand ReceiveHeader - "));\r
+ DEBUG_CODE_BEGIN ();\r
+ DEBUG ((DEBUG_VERBOSE, "Tpm2TisTpmCommand ReceiveHeader - "));\r
for (Index = 0; Index < sizeof (TPM2_RESPONSE_HEADER); Index++) {\r
- DEBUG ((EFI_D_VERBOSE, "%02x ", BufferOut[Index]));\r
+ DEBUG ((DEBUG_VERBOSE, "%02x ", BufferOut[Index]));\r
}\r
- DEBUG ((EFI_D_VERBOSE, "\n"));\r
- );\r
+ DEBUG ((DEBUG_VERBOSE, "\n"));\r
+ DEBUG_CODE_END ();\r
//\r
- // Check the reponse data header (tag,parasize and returncode )\r
+ // Check the response data header (tag,parasize and returncode )\r
//\r
CopyMem (&Data16, BufferOut, sizeof (UINT16));\r
// TPM2 should not use this RSP_COMMAND\r
if (SwapBytes16 (Data16) == TPM_ST_RSP_COMMAND) {\r
- DEBUG ((EFI_D_ERROR, "TPM2: TPM_ST_RSP error - %x\n", TPM_ST_RSP_COMMAND));\r
+ DEBUG ((DEBUG_ERROR, "TPM2: TPM_ST_RSP error - %x\n", TPM_ST_RSP_COMMAND));\r
Status = EFI_UNSUPPORTED;\r
goto Exit;\r
}\r
}\r
}\r
Exit:\r
- DEBUG_CODE (\r
- DEBUG ((EFI_D_VERBOSE, "Tpm2TisTpmCommand Receive - "));\r
+ DEBUG_CODE_BEGIN ();\r
+ DEBUG ((DEBUG_VERBOSE, "Tpm2TisTpmCommand Receive - "));\r
for (Index = 0; Index < TpmOutSize; Index++) {\r
- DEBUG ((EFI_D_VERBOSE, "%02x ", BufferOut[Index]));\r
+ DEBUG ((DEBUG_VERBOSE, "%02x ", BufferOut[Index]));\r
}\r
- DEBUG ((EFI_D_VERBOSE, "\n"));\r
- );\r
+ DEBUG ((DEBUG_VERBOSE, "\n"));\r
+ DEBUG_CODE_END ();\r
MmioWrite8((UINTN)&TisReg->Status, TIS_PC_STS_READY);\r
return Status;\r
}\r
\r
@retval EFI_SUCCESS The command byte stream was successfully sent to the device and a response was successfully received.\r
@retval EFI_DEVICE_ERROR The command was not successfully sent to the device or a response was not successfully received from the device.\r
- @retval EFI_BUFFER_TOO_SMALL The output parameter block is too small. \r
+ @retval EFI_BUFFER_TOO_SMALL The output parameter block is too small.\r
**/\r
EFI_STATUS\r
EFIAPI\r
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