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From: cvs at opencores.org<cvs@o...>
Date: Thu Feb 22 20:01:14 CET 2007
Subject: [cvs-checkins] MODIFIED: usb_dongle_fpga ...
Date: 00/07/02 22:20:01

Modified: usb_dongle_fpga/sw/Uspp SerialPort_linux.py
SerialPort_win.py
Log:
Made failing on port open retry


Revision Changes Path
1.2 usb_dongle_fpga/sw/Uspp/SerialPort_linux.py

http://www.opencores.org/cvsweb.shtml/usb_dongle_fpga/sw/Uspp/SerialPort_linux.py.diff?r1=1.1&r2=1.2

(In the diff below, changes in quantity of whitespace are not shown.)

Index: SerialPort_linux.py
===================================================================
RCS file: /cvsroot/nuubik/usb_dongle_fpga/sw/Uspp/SerialPort_linux.py,v
retrieving revision 1.1
retrieving revision 1.2
diff -u -b -r1.1 -r1.2
--- SerialPort_linux.py 7 Dec 2006 10:46:48 -0000 1.1
+++ SerialPort_linux.py 22 Feb 2007 19:01:13 -0000 1.2
@@ -119,10 +119,21 @@
self.__devName, self.__timeout, self.__speed=dev, timeout, speed
self.__mode=mode
self.__params=params
+ self.__speed = 0
+ self.__reopen = 0
+ while 1:
try:
self.__handle=os.open(dev, os.O_RDWR)
+ break
+
except:
- raise SerialPortException('Unable to open port')
+ n=0
+ while (n < 2000000):
+ n += 1;
+ self.__reopen = self.__reopen + 1
+ if self.__reopen > 32:
+ print "Port does not exist..."
+ sys.exit()

self.__configure()

@@ -132,9 +143,8 @@
To close the serial port we have to do explicity: del s
(where s is an instance of SerialPort)
"""
-
+ if self.__speed:
tcsetattr(self.__handle, TCSANOW, self.__oldmode)
-
try:
os.close(self.__handle)
except IOError:



1.2 usb_dongle_fpga/sw/Uspp/SerialPort_win.py

http://www.opencores.org/cvsweb.shtml/usb_dongle_fpga/sw/Uspp/SerialPort_win.py.diff?r1=1.1&r2=1.2

(In the diff below, changes in quantity of whitespace are not shown.)

Index: SerialPort_win.py
===================================================================
RCS file: /cvsroot/nuubik/usb_dongle_fpga/sw/Uspp/SerialPort_win.py,v
retrieving revision 1.1
retrieving revision 1.2
diff -u -b -r1.1 -r1.2
--- SerialPort_win.py 7 Dec 2006 10:46:48 -0000 1.1
+++ SerialPort_win.py 22 Feb 2007 19:01:13 -0000 1.2
@@ -109,6 +109,9 @@
self.__devName, self.__timeout, self.__speed=dev, timeout, speed
self.__mode=mode
self.__params=params
+ self.__speed = 0
+ self.__reopen = 0
+ while 1:
try:
self.__handle=CreateFile (dev,
win32con.GENERIC_READ|win32con.GENERIC_WRITE,
@@ -117,10 +120,16 @@
win32con.OPEN_EXISTING,
win32con.FILE_ATTRIBUTE_NORMAL,
None)
+ break

except:
- raise SerialPortException('Unable to open port')
-
+ n=0
+ while (n < 2000000):
+ n += 1;
+ self.__reopen = self.__reopen + 1
+ if self.__reopen > 32:
+ print "Port does not exist..."
+ sys.exit()
self.__configure()

def __del__(self): @@ -129,6 +138,7 @@ To close the serial port we have to do explicity: del s (where s is an instance of SerialPort) """ + if self.__speed: try: CloseHandle(self.__handle) except: