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Code Issues Releases Wiki Activity

Adding support for U-Boot booting in Juno.

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This commit is contained in:
Sergei Trofimov
2015-06-25 10:59:19 +01:00
parent 642da319d4
commit 00561e0973
2 changed files with 50 additions and 20 deletions
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43
wlauto/utils/serial_port.py
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@@ -54,25 +54,7 @@ def pulse_dtr(conn, state=True, duration=0.1):
conn.setDTR(not state)
@contextmanager
def open_serial_connection(timeout, get_conn=False, init_dtr=None, *args, **kwargs):
"""
Opens a serial connection to a device.
:param timeout: timeout for the fdpexpect spawn object.
:param conn: ``bool`` that specfies whether the underlying connection
object should be yielded as well.
:param init_dtr: specifies the initial DTR state stat should be set.
All arguments are passed into the __init__ of serial.Serial. See
pyserial documentation for details:
http://pyserial.sourceforge.net/pyserial_api.html#serial.Serial
:returns: a pexpect spawn object connected to the device.
See: http://pexpect.sourceforge.net/pexpect.html
"""
def get_connection(timeout, init_dtr=None, *args, **kwargs):
if init_dtr is not None:
kwargs['dsrdtr'] = True
try:
@@ -99,6 +81,29 @@ def open_serial_connection(timeout, get_conn=False, init_dtr=None, *args, **kwar
time.sleep(0.1)
target.sendline = sendline
return target, conn
@contextmanager
def open_serial_connection(timeout, get_conn=False, init_dtr=None, *args, **kwargs):
"""
Opens a serial connection to a device.
:param timeout: timeout for the fdpexpect spawn object.
:param conn: ``bool`` that specfies whether the underlying connection
object should be yielded as well.
:param init_dtr: specifies the initial DTR state stat should be set.
All arguments are passed into the __init__ of serial.Serial. See
pyserial documentation for details:
http://pyserial.sourceforge.net/pyserial_api.html#serial.Serial
:returns: a pexpect spawn object connected to the device.
See: http://pexpect.sourceforge.net/pexpect.html
"""
target, conn = get_connection(timeout, init_dtr=init_dtr, *args, **kwargs)
if get_conn:
yield target, conn