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123 lines
4.0 KiB
123 lines
4.0 KiB
// This file was extracted from the TCG Published |
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// Trusted Platform Module Library |
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// Part 4: Supporting Routines |
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// Family "2.0" |
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// Level 00 Revision 01.16 |
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// October 30, 2014 |
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#define MANUFACTURE_C |
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#include "InternalRoutines.h" |
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#include "Global.h" |
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// |
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// |
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// Functions |
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// |
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// TPM_Manufacture() |
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// |
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// This function initializes the TPM values in preparation for the TPM's first use. This function will fail if |
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// previously called. The TPM can be re-manufactured by calling TPM_Teardown() first and then calling this |
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// function again. |
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// |
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// Return Value Meaning |
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// |
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// 0 success |
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// 1 manufacturing process previously performed |
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// |
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LIB_EXPORT int |
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TPM_Manufacture( |
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BOOL firstTime // IN: indicates if this is the first call from |
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// main() |
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) |
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{ |
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TPM_SU orderlyShutdown; |
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UINT64 totalResetCount = 0; |
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// If TPM has been manufactured, return indication. |
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if(!firstTime && g_manufactured) |
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return 1; |
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// initialize crypto units |
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//CryptInitUnits(); |
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// |
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s_selfHealTimer = 0; |
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s_lockoutTimer = 0; |
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s_DAPendingOnNV = FALSE; |
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// initialize NV |
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NvInit(); |
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#ifdef _DRBG_STATE_SAVE |
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// Initialize the drbg. This needs to come before the install |
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// of the hierarchies |
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if(!_cpri__Startup()) // Have to start the crypto units first |
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FAIL(FATAL_ERROR_INTERNAL); |
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_cpri__DrbgGetPutState(PUT_STATE, 0, NULL); |
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#endif |
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// default configuration for PCR |
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PCRSimStart(); |
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// initialize pre-installed hierarchy data |
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// This should happen after NV is initialized because hierarchy data is |
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// stored in NV. |
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HierarchyPreInstall_Init(); |
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// initialize dictionary attack parameters |
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DAPreInstall_Init(); |
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// initialize PP list |
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PhysicalPresencePreInstall_Init(); |
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// initialize command audit list |
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CommandAuditPreInstall_Init(); |
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// first start up is required to be Startup(CLEAR) |
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orderlyShutdown = TPM_SU_CLEAR; |
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NvWriteReserved(NV_ORDERLY, &orderlyShutdown); |
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// initialize the firmware version |
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#ifdef EMBEDDED_MODE |
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_plat__GetFwVersion(&gp.firmwareV1, &gp.firmwareV2); |
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#else |
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gp.firmwareV1 = FIRMWARE_V1; |
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#ifdef FIRMWARE_V2 |
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gp.firmwareV2 = FIRMWARE_V2; |
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#else |
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gp.firmwareV2 = 0; |
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#endif |
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NvWriteReserved(NV_FIRMWARE_V1, &gp.firmwareV1); |
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NvWriteReserved(NV_FIRMWARE_V2, &gp.firmwareV2); |
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#endif |
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// initialize the total reset counter to 0 |
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NvWriteReserved(NV_TOTAL_RESET_COUNT, &totalResetCount); |
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// initialize the clock stuff |
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go.clock = 0; |
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go.clockSafe = YES; |
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#ifdef _DRBG_STATE_SAVE |
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// initialize the current DRBG state in NV |
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_cpri__DrbgGetPutState(GET_STATE, sizeof(go.drbgState), (BYTE *)&go.drbgState); |
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#endif |
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NvWriteReserved(NV_ORDERLY_DATA, &go); |
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// Commit NV writes. Manufacture process is an artificial process existing |
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// only in simulator environment and it is not defined in the specification |
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// that what should be the expected behavior if the NV write fails at this |
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// point. Therefore, it is assumed the NV write here is always success and |
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// no return code of this function is checked. |
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NvCommit(); |
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g_manufactured = TRUE; |
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return 0; |
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} |
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// |
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// |
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// TPM_TearDown() |
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// |
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// This function prepares the TPM for re-manufacture. It should not be implemented in anything other than a |
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// simulated TPM. |
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// In this implementation, all that is needs is to stop the cryptographic units and set a flag to indicate that the |
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// TPM can be re-manufactured. This should be all that is necessary to start the manufacturing process |
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// again. |
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// |
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// Return Value Meaning |
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// |
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// 0 success |
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// 1 TPM not previously manufactured |
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// |
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LIB_EXPORT int |
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TPM_TearDown( |
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void |
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) |
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{ |
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// stop crypt units |
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CryptStopUnits(); |
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g_manufactured = FALSE; |
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return 0; |
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}
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