Mercurial > avr_jtag

annotate tests/cp_ping.py @ 3:e410832c3280

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Issue of avr-ld. - For some unknown reason, avr-ld can not handle multiple objects well. - Fixed by compile all source at once.
author Thinker K.F. Li <thinker@branda.to>
date Sun, 22 Feb 2009 01:40:36 +0800
parents f7c60e525801
children
rev   line source
1
f7c60e525801 cptest and cp_ping.py to test cmd_proto.c.
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1 import struct
f7c60e525801 cptest and cp_ping.py to test cmd_proto.c.
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
2
f7c60e525801 cptest and cp_ping.py to test cmd_proto.c.
Thinker K.F. Li <thinker@branda.to>
parents:
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3 CP_CMD_PING = 1
f7c60e525801 cptest and cp_ping.py to test cmd_proto.c.
Thinker K.F. Li <thinker@branda.to>
parents:
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4
f7c60e525801 cptest and cp_ping.py to test cmd_proto.c.
Thinker K.F. Li <thinker@branda.to>
parents:
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5 def csum_add(csum, c):
f7c60e525801 cptest and cp_ping.py to test cmd_proto.c.
Thinker K.F. Li <thinker@branda.to>
parents:
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6 return (((csum << 3) | (csum >> 5)) ^ c) & 0xff
f7c60e525801 cptest and cp_ping.py to test cmd_proto.c.
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
7
f7c60e525801 cptest and cp_ping.py to test cmd_proto.c.
Thinker K.F. Li <thinker@branda.to>
parents:
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8 def cp_ping(seq, data):
f7c60e525801 cptest and cp_ping.py to test cmd_proto.c.
Thinker K.F. Li <thinker@branda.to>
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9 csum = 0
f7c60e525801 cptest and cp_ping.py to test cmd_proto.c.
Thinker K.F. Li <thinker@branda.to>
parents:
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10 csum = csum_add(0, CP_CMD_PING)
f7c60e525801 cptest and cp_ping.py to test cmd_proto.c.
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
11 for c in data:
f7c60e525801 cptest and cp_ping.py to test cmd_proto.c.
Thinker K.F. Li <thinker@branda.to>
parents:
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12 csum = csum_add(csum, ord(c))
f7c60e525801 cptest and cp_ping.py to test cmd_proto.c.
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
13 pass
f7c60e525801 cptest and cp_ping.py to test cmd_proto.c.
Thinker K.F. Li <thinker@branda.to>
parents:
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14 csum = csum_add(csum, 0)
f7c60e525801 cptest and cp_ping.py to test cmd_proto.c.
Thinker K.F. Li <thinker@branda.to>
parents:
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15
f7c60e525801 cptest and cp_ping.py to test cmd_proto.c.
Thinker K.F. Li <thinker@branda.to>
parents:
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16 cmd_str = struct.pack('BBBBB', ord('J'), ord('C'), seq,
f7c60e525801 cptest and cp_ping.py to test cmd_proto.c.
Thinker K.F. Li <thinker@branda.to>
parents:
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17 len(data) + 1, CP_CMD_PING)
f7c60e525801 cptest and cp_ping.py to test cmd_proto.c.
Thinker K.F. Li <thinker@branda.to>
parents:
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18 cmd_str = cmd_str + data + chr(csum)
f7c60e525801 cptest and cp_ping.py to test cmd_proto.c.
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
19 return cmd_str
f7c60e525801 cptest and cp_ping.py to test cmd_proto.c.
Thinker K.F. Li <thinker@branda.to>
parents:
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20
f7c60e525801 cptest and cp_ping.py to test cmd_proto.c.
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
21 def get_reply(fo):
f7c60e525801 cptest and cp_ping.py to test cmd_proto.c.
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
22 import fcntl, os
f7c60e525801 cptest and cp_ping.py to test cmd_proto.c.
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
23 import time
f7c60e525801 cptest and cp_ping.py to test cmd_proto.c.
Thinker K.F. Li <thinker@branda.to>
parents:
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24
f7c60e525801 cptest and cp_ping.py to test cmd_proto.c.
Thinker K.F. Li <thinker@branda.to>
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25 reply = ''
f7c60e525801 cptest and cp_ping.py to test cmd_proto.c.
Thinker K.F. Li <thinker@branda.to>
parents:
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26 fcntl.fcntl(fo.fileno(), fcntl.F_SETFL, os.O_NONBLOCK)
f7c60e525801 cptest and cp_ping.py to test cmd_proto.c.
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
27 while True:
f7c60e525801 cptest and cp_ping.py to test cmd_proto.c.
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
28 try:
f7c60e525801 cptest and cp_ping.py to test cmd_proto.c.
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
29 s = os.read(fo.fileno(), 256)
f7c60e525801 cptest and cp_ping.py to test cmd_proto.c.
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
30 except OSError:
f7c60e525801 cptest and cp_ping.py to test cmd_proto.c.
Thinker K.F. Li <thinker@branda.to>
parents:
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31 time.sleep(0.5)
f7c60e525801 cptest and cp_ping.py to test cmd_proto.c.
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
32 try:
f7c60e525801 cptest and cp_ping.py to test cmd_proto.c.
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
33 s = os.read(fo.fileno(), 256)
f7c60e525801 cptest and cp_ping.py to test cmd_proto.c.
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
34 except OSError:
f7c60e525801 cptest and cp_ping.py to test cmd_proto.c.
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
35 break
f7c60e525801 cptest and cp_ping.py to test cmd_proto.c.
Thinker K.F. Li <thinker@branda.to>
parents:
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36 pass
f7c60e525801 cptest and cp_ping.py to test cmd_proto.c.
Thinker K.F. Li <thinker@branda.to>
parents:
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37 reply = reply + s
f7c60e525801 cptest and cp_ping.py to test cmd_proto.c.
Thinker K.F. Li <thinker@branda.to>
parents:
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38 pass
f7c60e525801 cptest and cp_ping.py to test cmd_proto.c.
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
39 return reply
f7c60e525801 cptest and cp_ping.py to test cmd_proto.c.
Thinker K.F. Li <thinker@branda.to>
parents:
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40
f7c60e525801 cptest and cp_ping.py to test cmd_proto.c.
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
41 if __name__ == '__main__':
f7c60e525801 cptest and cp_ping.py to test cmd_proto.c.
Thinker K.F. Li <thinker@branda.to>
parents:
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42 import sys
f7c60e525801 cptest and cp_ping.py to test cmd_proto.c.
Thinker K.F. Li <thinker@branda.to>
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43
f7c60e525801 cptest and cp_ping.py to test cmd_proto.c.
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
44 if len(sys.argv) != 2:
f7c60e525801 cptest and cp_ping.py to test cmd_proto.c.
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
45 print >> sys.stderr, 'Usage: prog <port device>'
f7c60e525801 cptest and cp_ping.py to test cmd_proto.c.
Thinker K.F. Li <thinker@branda.to>
parents:
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46 sys.exit(1)
f7c60e525801 cptest and cp_ping.py to test cmd_proto.c.
Thinker K.F. Li <thinker@branda.to>
parents:
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47 pass
f7c60e525801 cptest and cp_ping.py to test cmd_proto.c.
Thinker K.F. Li <thinker@branda.to>
parents:
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48
f7c60e525801 cptest and cp_ping.py to test cmd_proto.c.
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
49 port = sys.argv[1]
f7c60e525801 cptest and cp_ping.py to test cmd_proto.c.
Thinker K.F. Li <thinker@branda.to>
parents:
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50
f7c60e525801 cptest and cp_ping.py to test cmd_proto.c.
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
51 fo = open(port, 'r+b')
f7c60e525801 cptest and cp_ping.py to test cmd_proto.c.
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
52 cmd_str = cp_ping(0, 'hello')
f7c60e525801 cptest and cp_ping.py to test cmd_proto.c.
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
53 fo.write(cmd_str)
f7c60e525801 cptest and cp_ping.py to test cmd_proto.c.
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
54 fo.flush()
f7c60e525801 cptest and cp_ping.py to test cmd_proto.c.
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
55
f7c60e525801 cptest and cp_ping.py to test cmd_proto.c.
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
56 reply = get_reply(fo)
f7c60e525801 cptest and cp_ping.py to test cmd_proto.c.
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
57 print repr(reply)
f7c60e525801 cptest and cp_ping.py to test cmd_proto.c.
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
58 pass