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plaform/juno: fix ip address from uart

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In recent builds, it seems doing "ip addr list eth0" returns "no such
device" when running as a regular user. Doing so as root, will give the
information on the device.
This commit is contained in:
Sergei Trofimov 2018-02-26 16:21:14 +00:00 committed by Marc Bonnici
parent 83e5ddfd1b
commit b368acb755
1 changed files with 15 additions and 11 deletions
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6
devlib/platform/arm.py
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@ -100,12 +100,14 @@ class VersatileExpressPlatform(Platform):
baudrate=self.baudrate,
timeout=30,
init_dtr=0) as tty:
tty.sendline('')
tty.sendline('su') # this is, apprently, required to query network device
# info by name on recent Juno builds...
self.logger.debug('Waiting for the Android shell prompt.')
tty.expect(target.shell_prompt)
self.logger.debug('Waiting for IP address...')
wait_start_time = time.time()
try:
while True:
tty.sendline('ip addr list eth0')
time.sleep(1)
@ -116,6 +118,8 @@ class VersatileExpressPlatform(Platform):
pass # We have our own timeout -- see below.
if (time.time() - wait_start_time) > self.ready_timeout:
raise TargetError('Could not acquire IP address.')
finally:
tty.sendline('exit') # exit shell created by "su" call at the start
def _set_hard_reset_method(self, hard_reset_method):
if hard_reset_method == 'dtr':