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comparison tests/identify.py @ 10:cc106f278d7d

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Get identify of components
author Thinker K.F. Li <thinker@branda.to>
date Tue, 24 Feb 2009 13:32:04 +0800
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9:705da39cdf91 10:cc106f278d7d
1 import sys
2 import os
3 import fcntl
4 import jtagdev
5
6 if len(sys.argv) != 2:
7 print >>sys.stderr, 'Usage: %s <UART Port>' % (sys.argv[0])
8 sys.exit(1)
9 uart_fname = sys.argv[1]
10
11 try:
12 uart_fo = file(uart_fname, 'r+b')
13 except IOError, e:
14 print e
15 sys.exit(1)
16 pass
17
18 flags = fcntl.fcntl(uart_fo, fcntl.F_GETFL)
19 fcntl.fcntl(uart_fo, fcntl.F_SETFL, os.O_NONBLOCK | flags)
20
21 dev = jtagdev.jtagdev(uart_fo)
22
23 print 'Reset:',
24 dev.reset()
25 reply = dev.wait_reply()
26 print reply
27
28 print 'Go idle:',
29 dev.idle()
30 reply = dev.wait_reply()
31 print reply
32
33 print 'Identify components:',
34 components = jtagdev.identify_components(dev)
35 for comp in components:
36 print '%08x' % (comp)
37 pass
38