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stm32_mem: Really wait 5 seconds for DFU device to appear.

This commit is contained in:
Uwe Bonnes 2017-10-04 13:50:43 +02:00
parent 72c86f939e
commit dc29e45606
1 changed files with 9 additions and 3 deletions
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12
scripts/stm32_mem.py
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@ -79,10 +79,12 @@ def stm32_manifest(dev):
sleep(status.bwPollTimeout / 1000.0) sleep(status.bwPollTimeout / 1000.0)
if status.bState == dfu.STATE_DFU_MANIFEST: if status.bState == dfu.STATE_DFU_MANIFEST:
break break
def stm32_scan(args): def stm32_scan(args, test):
devs = dfu.finddevs() devs = dfu.finddevs()
bmp = 0 bmp = 0
if not devs: if not devs:
if test == True:
return
print "No DFU devices found!" print "No DFU devices found!"
exit(-1) exit(-1)
@ -91,9 +93,13 @@ def stm32_scan(args):
man = dfudev.handle.getString(dfudev.dev.iManufacturer, 30) man = dfudev.handle.getString(dfudev.dev.iManufacturer, 30)
if man == "Black Sphere Technologies": bmp = bmp + 1 if man == "Black Sphere Technologies": bmp = bmp + 1
if bmp == 0 : if bmp == 0 :
if test == True:
return
print "No compatible device found\n" print "No compatible device found\n"
exit(-1) exit(-1)
if bmp > 1 and not args.serial_target : if bmp > 1 and not args.serial_target :
if test == True:
return
print "Found multiple devices:\n" print "Found multiple devices:\n"
for dev in devs: for dev in devs:
dfudev = dfu.dfu_device(*dev) dfudev = dfu.dfu_device(*dev)
@ -138,7 +144,7 @@ if __name__ == "__main__":
parser.add_argument("-a", "--address", help="Start address for firmware") parser.add_argument("-a", "--address", help="Start address for firmware")
parser.add_argument("-m", "--manifest", help="Start application, if in DFU mode", action='store_true') parser.add_argument("-m", "--manifest", help="Start application, if in DFU mode", action='store_true')
args = parser.parse_args() args = parser.parse_args()
dfudev = stm32_scan(args) dfudev = stm32_scan(args, False)
try: try:
state = dfudev.get_state() state = dfudev.get_state()
except: except:
@ -153,7 +159,7 @@ if __name__ == "__main__":
while True : while True :
sleep(0.5) sleep(0.5)
timeout = timeout + 0.5 timeout = timeout + 0.5
dfudev = stm32_scan(args) dfudev = stm32_scan(args, True)
if dfudev: break if dfudev: break
if timeout > 5 : if timeout > 5 :
print "Error: DFU device did not appear" print "Error: DFU device did not appear"