Python dapTransfer Examples

Example #1

 def writeDP(self, addr, data):
     if addr == DP_REG['SELECT']:
         if data == self.dp_select:
             return
         self.dp_select = data
     
     dapTransfer(self.interface, 1, [WRITE | DP_ACC | (addr & 0x0c)], [data])
     return True

Example #2

File: cmsis_dap.py Project: HAPI-Tech-Solution/pyOCD

    def writeDP(self, addr, data):
        if addr == DP_REG['SELECT']:
            if data == self.dp_select:
                return
            self.dp_select = data

        dapTransfer(self.interface, 1, [WRITE | DP_ACC | (addr & 0x0c)], [data])
        return True

Example #3

File: cmsis_dap.py Project: henryeherman/pyOCD

    def writeMem(self, addr, data, transfer_size=32):
        self.writeAP(AP_REG["CSW"], CSW_VALUE | TRANSFER_SIZE[transfer_size])

        if transfer_size == 8:
            data = data << ((addr & 0x03) << 3)
        elif transfer_size == 16:
            data = data << ((addr & 0x02) << 3)

        dapTransfer(self.interface, 2, [WRITE | AP_ACC | AP_REG["TAR"], WRITE | AP_ACC | AP_REG["DRW"]], [addr, data])

Example #4

 def writeMem(self, addr, data, transfer_size = 32):
     self.writeAP(AP_REG['CSW'], CSW_VALUE | TRANSFER_SIZE[transfer_size])
     
     if transfer_size == 8:
         data = data << ((addr & 0x03) << 3)
     elif transfer_size == 16:
         data = data << ((addr & 0x02) << 3)
         
     dapTransfer(self.interface, 2, [WRITE | AP_ACC | AP_REG['TAR'], 
                                     WRITE | AP_ACC | AP_REG['DRW']], 
                                    [addr, data])

Example #5

File: cmsis_dap.py Project: henryeherman/pyOCD

    def writeAP(self, addr, data):
        if addr == AP_REG["CSW"]:
            if data == self.csw:
                return
            self.csw = data

        ap_sel = addr & 0xFF000000
        bank_sel = addr & APBANKSEL

        self.writeDP(DP_REG["SELECT"], ap_sel | bank_sel)
        dapTransfer(self.interface, 1, [WRITE | AP_ACC | (addr & 0x0C)], [data])
        return True

Example #6

File: cmsis_dap.py Project: HAPI-Tech-Solution/pyOCD

    def writeAP(self, addr, data):
        ap_sel = addr & 0xff000000
        bank_sel = addr & APBANKSEL
        self.writeDP(DP_REG['SELECT'], ap_sel | bank_sel)

        if addr == AP_REG['CSW']:
            if data == self.csw:
                return
            self.csw = data

        dapTransfer(self.interface, 1, [WRITE | AP_ACC | (addr & 0x0c)], [data])
        return True

Example #7

 def writeAP(self, addr, data):
     if addr == AP_REG['CSW']:
         if data == self.csw:
             return
         self.csw = data
     
     ap_sel = addr & 0xff000000
     bank_sel = addr & APBANKSEL
     
     self.writeDP(DP_REG['SELECT'], ap_sel | bank_sel)
     dapTransfer(self.interface, 1, [WRITE | AP_ACC | (addr & 0x0c)], [data])
     return True

Example #8

File: cmsis_dap.py Project: HAPI-Tech-Solution/pyOCD

    def writeMem(self, addr, data, transfer_size = 32):
        self.writeAP(AP_REG['CSW'], CSW_VALUE | TRANSFER_SIZE[transfer_size])

        if transfer_size == 8:
            data = data << ((addr & 0x03) << 3)
        elif transfer_size == 16:
            data = data << ((addr & 0x02) << 3)

        try:
            dapTransfer(self.interface, 2, [WRITE | AP_ACC | AP_REG['TAR'],
                                            WRITE | AP_ACC | AP_REG['DRW']],
                                           [addr, data])
        except TransferError:
            self.clearStickyErr()
            raise

Example #9

    def writeMem(self, addr, data, transfer_size=32):
        self.writeAP(AP_REG['CSW'], CSW_VALUE | TRANSFER_SIZE[transfer_size])

        if transfer_size == 8:
            data = data << ((addr & 0x03) << 3)
        elif transfer_size == 16:
            data = data << ((addr & 0x02) << 3)

        try:
            dapTransfer(self.interface, 2, [
                WRITE | AP_ACC | AP_REG['TAR'], WRITE | AP_ACC | AP_REG['DRW']
            ], [addr, data])
        except TransferError:
            # Clear STICKYERR flag
            self.writeDP(0x0, (1 << 2))
            raise

Example #10

File: cmsis_dap.py Project: henryeherman/pyOCD

    def readAP(self, addr):
        ap_sel = addr & 0xFF000000
        bank_sel = addr & APBANKSEL

        self.writeDP(DP_REG["SELECT"], ap_sel | bank_sel)
        resp = dapTransfer(self.interface, 1, [READ | AP_ACC | (addr & 0x0C)])
        return (resp[0] << 0) | (resp[1] << 8) | (resp[2] << 16) | (resp[3] << 24)

Example #11

    def readAP(self, addr):
        ap_sel = addr & 0xff000000
        bank_sel = addr & APBANKSEL

        self.writeDP(DP_REG['SELECT'], ap_sel | bank_sel)
        resp = dapTransfer(self.interface, 1, [READ | AP_ACC | (addr & 0x0c)])
        return  (resp[0] << 0)  | \
                (resp[1] << 8)  | \
                (resp[2] << 16) | \
                (resp[3] << 24)

Example #12

File: cmsis_dap.py Project: henryeherman/pyOCD

    def readMem(self, addr, transfer_size=32):
        self.writeAP(AP_REG["CSW"], CSW_VALUE | TRANSFER_SIZE[transfer_size])

        resp = dapTransfer(self.interface, 2, [WRITE | AP_ACC | AP_REG["TAR"], READ | AP_ACC | AP_REG["DRW"]], [addr])

        res = (resp[0] << 0) | (resp[1] << 8) | (resp[2] << 16) | (resp[3] << 24)

        if transfer_size == 8:
            res = res >> ((addr & 0x03) << 3) & 0xFF
        elif transfer_size == 16:
            res = res >> ((addr & 0x02) << 3) & 0xFFFF

        return res

Example #13

    def readMem(self, addr, transfer_size = 32):
        self.writeAP(AP_REG['CSW'], CSW_VALUE | TRANSFER_SIZE[transfer_size])
        
        resp = dapTransfer(self.interface, 2, [WRITE | AP_ACC | AP_REG['TAR'], 
                                               READ | AP_ACC | AP_REG['DRW']],
                                              [addr])

        res =   (resp[0] << 0)  | \
                (resp[1] << 8)  | \
                (resp[2] << 16) | \
                (resp[3] << 24)
                
        if transfer_size == 8:
            res = (res >> ((addr & 0x03) << 3) & 0xff)
        elif transfer_size == 16:
            res = (res >> ((addr & 0x02) << 3) & 0xffff)
        
        return res

Example #14

File: cmsis_dap.py Project: HAPI-Tech-Solution/pyOCD

    def readMem(self, addr, transfer_size = 32):
        self.writeAP(AP_REG['CSW'], CSW_VALUE | TRANSFER_SIZE[transfer_size])

        try:
            resp = dapTransfer(self.interface, 2, [WRITE | AP_ACC | AP_REG['TAR'],
                                                   READ | AP_ACC | AP_REG['DRW']],
                                                  [addr])
        except TransferError:
            self.clearStickyErr()
            raise

        res =   (resp[0] << 0)  | \
                (resp[1] << 8)  | \
                (resp[2] << 16) | \
                (resp[3] << 24)

        if transfer_size == 8:
            res = (res >> ((addr & 0x03) << 3) & 0xff)
        elif transfer_size == 16:
            res = (res >> ((addr & 0x02) << 3) & 0xffff)

        return res

Example #15

    def readMem(self, addr, transfer_size=32):
        self.writeAP(AP_REG['CSW'], CSW_VALUE | TRANSFER_SIZE[transfer_size])

        try:
            resp = dapTransfer(self.interface, 2, [
                WRITE | AP_ACC | AP_REG['TAR'], READ | AP_ACC | AP_REG['DRW']
            ], [addr])
        except TransferError:
            # Clear STICKYERR flag
            self.writeDP(0x0, (1 << 2))
            raise

        res =   (resp[0] << 0)  | \
                (resp[1] << 8)  | \
                (resp[2] << 16) | \
                (resp[3] << 24)

        if transfer_size == 8:
            res = (res >> ((addr & 0x03) << 3) & 0xff)
        elif transfer_size == 16:
            res = (res >> ((addr & 0x02) << 3) & 0xffff)

        return res

Example #16

 def readDP(self, addr):
     resp = dapTransfer(self.interface, 1, [READ | DP_ACC | (addr & 0x0c)])
     return  (resp[0] << 0)  | \
             (resp[1] << 8)  | \
             (resp[2] << 16) | \
             (resp[3] << 24)

Example #17

File: cmsis_dap.py Project: HAPI-Tech-Solution/pyOCD

 def readDP(self, addr):
     resp = dapTransfer(self.interface, 1, [READ | DP_ACC | (addr & 0x0c)])
     return  (resp[0] << 0)  | \
             (resp[1] << 8)  | \
             (resp[2] << 16) | \
             (resp[3] << 24)