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79 lines
1.9 KiB
79 lines
1.9 KiB
#define SIGNALMAGIC (0x326d7054) //Tpm2
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#define MAX_TPM_MESSAGE_SIZE (sizeof(unsigned int) + 2048)
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typedef enum
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{
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SignalNothing = 0,
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SignalShutdown,
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SignalReset,
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SignalSetClock,
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// IN {UINT32 time}
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SignalCancelOn,
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SignalCancelOff,
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SignalCommand,
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// IN {BYTE Locality, UINT32 InBufferSize, BYTE[InBufferSize] InBuffer}
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// OUT {UINT32 OutBufferSize, BYTE[OutBufferSize] OutBuffer}
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SignalResponse,
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// OUT {UINT32 OutBufferSize, BYTE[OutBufferSize] OutBuffer}
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} signalCode_t;
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typedef struct
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{
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unsigned int magic;
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signalCode_t signal;
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unsigned int dataSize;
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} signalHdr_t;
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typedef union
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{
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struct
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{
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unsigned int time;
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} SignalSetClockPayload;
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struct
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{
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unsigned int locality;
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unsigned int cmdSize;
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unsigned char cmd[1];
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} SignalCommandPayload;
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} signalPayload_t, *pSignalPayload_t;
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typedef union
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{
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signalHdr_t s;
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unsigned char b[sizeof(signalHdr_t)];
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} signalWrapper_t, *pSignalWrapper_t;
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typedef struct tpmOperationsFlags_t
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{
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unsigned char resetRequested : 1;
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unsigned char powerOffRequested : 1;
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unsigned char executionRequested : 1;
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unsigned char responseRequested : 1;
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} tpmOperationsFlags_t;
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typedef struct tpmOperation_t
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{
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tpmOperationsFlags_t flags;
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int cmdSize;
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int receivingCmd;
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int rspSize;
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unsigned char msgBuf[MAX_TPM_MESSAGE_SIZE];
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} tpmOperation_t;
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extern volatile tpmOperation_t tpmOp;
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int BlueButtonTransitionDetected(void);
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void SetDutyCycleIndicator(bool on);
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void KillUSBLink(void);
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void SetRealTimeClock(time_t tm);
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void ReadMcuInfo(unsigned char* serial, uint16_t *flashSize, uint16_t *mcuType, uint16_t *mcuRev);
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void PerformSystemReset(void);
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void HAL_Delay(uint32_t Delay);
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uint8_t CDC_Transmit_FS(uint8_t* Buf, uint16_t Len);
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bool TpmInitializeDevice(void);
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bool TpmOperationsLoop(void);
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void TpmConnectionReset(void);
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bool TpmSignalEvent(uint8_t* Buf, uint32_t *Len);
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