blob: 543aca7faee13571bdd66e798b4e9ee42e518212 [file] [log] [blame]
// This file was extracted from the TCG Published
// Trusted Platform Module Library
// Part 4: Supporting Routines
// Family "2.0"
// Level 00 Revision 01.16
// October 30, 2014
#define MANUFACTURE_C
#include "InternalRoutines.h"
#include "Global.h"
//
//
// Functions
//
// TPM_Manufacture()
//
// This function initializes the TPM values in preparation for the TPM's first use. This function will fail if
// previously called. The TPM can be re-manufactured by calling TPM_Teardown() first and then calling this
// function again.
//
// Return Value Meaning
//
// 0 success
// 1 manufacturing process previously performed
//
LIB_EXPORT int
TPM_Manufacture(
BOOL firstTime // IN: indicates if this is the first call from
// main()
)
{
TPM_SU orderlyShutdown;
UINT64 totalResetCount = 0;
// If TPM has been manufactured, return indication.
if(!firstTime && g_manufactured)
return 1;
// initialize crypto units
//CryptInitUnits();
//
s_selfHealTimer = 0;
s_lockoutTimer = 0;
s_DAPendingOnNV = FALSE;
// initialize NV
NvInit();
#ifdef _DRBG_STATE_SAVE
// Initialize the drbg. This needs to come before the install
// of the hierarchies
if(!_cpri__Startup()) // Have to start the crypto units first
FAIL(FATAL_ERROR_INTERNAL);
_cpri__DrbgGetPutState(PUT_STATE, 0, NULL);
#endif
// default configuration for PCR
PCRSimStart();
// initialize pre-installed hierarchy data
// This should happen after NV is initialized because hierarchy data is
// stored in NV.
HierarchyPreInstall_Init();
// initialize dictionary attack parameters
DAPreInstall_Init();
// initialize PP list
PhysicalPresencePreInstall_Init();
// initialize command audit list
CommandAuditPreInstall_Init();
// first start up is required to be Startup(CLEAR)
orderlyShutdown = TPM_SU_CLEAR;
NvWriteReserved(NV_ORDERLY, &orderlyShutdown);
// initialize the firmware version
gp.firmwareV1 = FIRMWARE_V1;
#ifdef FIRMWARE_V2
gp.firmwareV2 = FIRMWARE_V2;
#else
gp.firmwareV2 = 0;
#endif
NvWriteReserved(NV_FIRMWARE_V1, &gp.firmwareV1);
NvWriteReserved(NV_FIRMWARE_V2, &gp.firmwareV2);
// initialize the total reset counter to 0
NvWriteReserved(NV_TOTAL_RESET_COUNT, &totalResetCount);
// initialize the clock stuff
go.clock = 0;
go.clockSafe = YES;
#ifdef _DRBG_STATE_SAVE
// initialize the current DRBG state in NV
_cpri__DrbgGetPutState(GET_STATE, sizeof(go.drbgState), (BYTE *)&go.drbgState);
#endif
NvWriteReserved(NV_ORDERLY_DATA, &go);
// Commit NV writes. Manufacture process is an artificial process existing
// only in simulator environment and it is not defined in the specification
// that what should be the expected behavior if the NV write fails at this
// point. Therefore, it is assumed the NV write here is always success and
// no return code of this function is checked.
NvCommit();
g_manufactured = TRUE;
return 0;
}
//
//
// TPM_TearDown()
//
// This function prepares the TPM for re-manufacture. It should not be implemented in anything other than a
// simulated TPM.
// In this implementation, all that is needs is to stop the cryptographic units and set a flag to indicate that the
// TPM can be re-manufactured. This should be all that is necessary to start the manufacturing process
// again.
//
// Return Value Meaning
//
// 0 success
// 1 TPM not previously manufactured
//
LIB_EXPORT int
TPM_TearDown(
void
)
{
// stop crypt units
CryptStopUnits();
g_manufactured = FALSE;
return 0;
}