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git://projects.qi-hardware.com/openwrt-xburst.git
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101 lines
2.4 KiB
Python
101 lines
2.4 KiB
Python
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#!/usr/bin/env python
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#
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# b43 firmware file squasher
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# Removes unnecessary firmware files
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#
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# Copyright (c) 2009 Michael Buesch <mb@bu3sch.de>
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#
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# Licensed under the GNU/GPL version 2 or (at your option) any later version.
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#
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import sys
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import os
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def usage():
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print "Usage: %s PHYTYPES COREREVS /path/to/extracted/firmware" % sys.argv[0]
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print ""
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print "PHYTYPES is a comma separated list of:"
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print "A => A-PHY"
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print "AG => Dual A-PHY G-PHY"
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print "G => G-PHY"
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print "LP => LP-PHY"
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print "N => N-PHY"
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print ""
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print "COREREVS is a comma separated list of core revision numbers."
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if len(sys.argv) != 4:
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usage()
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sys.exit(1)
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phytypes = sys.argv[1]
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corerevs = sys.argv[2]
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fwpath = sys.argv[3]
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phytypes = phytypes.split(',')
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try:
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corerevs = map(lambda r: int(r), corerevs.split(','))
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except ValueError:
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print "ERROR: \"%s\" is not a valid COREREVS string\n" % corerevs
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usage()
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sys.exit(1)
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fwfiles = os.listdir(fwpath)
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fwfiles = filter(lambda str: str.endswith(".fw"), fwfiles)
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if not fwfiles:
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print "ERROR: No firmware files found in %s" % fwpath
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sys.exit(1)
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required_fwfiles = []
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def revs_match(revs_a, revs_b):
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for rev in revs_a:
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if rev in revs_b:
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return True
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return False
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def phytypes_match(types_a, types_b):
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for type in types_a:
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type = type.strip().upper()
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if type in types_b:
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return True
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return False
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revmapping = {
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"ucode5.fw" : (5,6,7,8,9,10,),
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"ucode11.fw" : (11,12,),
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"ucode13.fw" : (13,),
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"pcm4.fw" : (1,2,3,4,),
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"pcm5.fw" : (5,6,7,8,9,10,),
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}
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initvalmapping = {
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"a0g1initvals5.fw" : ( (5,6,7,8,9,10,), ("AG",), ),
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"a0g0initvals5.fw" : ( (5,6,7,8,9,10,), ("A", "AG",), ),
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"b0g0initvals5.fw" : ( (5,6,7,8,9,10,), ("G",), ),
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"b0g0initvals13.fw" : ( (13,), ("G",), ),
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"n0initvals11.fw" : ( (11,12,), ("N",), ),
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"a0g1bsinitvals5.fw" : ( (5,6,7,8,9,10,), ("AG",), ),
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"a0g0bsinitvals5.fw" : ( (5,6,7,8,9,10,), ("A", "AG"), ),
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"b0g0bsinitvals5.fw" : ( (5,6,7,8,9,10,), ("G",), ),
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"n0bsinitvals11.fw" : ( (11,12,), ("N",), ),
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}
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for f in fwfiles:
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if f in revmapping:
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if revs_match(corerevs, revmapping[f]):
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required_fwfiles += [f]
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continue
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if f in initvalmapping:
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if revs_match(corerevs, initvalmapping[f][0]) and\
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phytypes_match(phytypes, initvalmapping[f][1]):
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required_fwfiles += [f]
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continue
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print "WARNING: Firmware file %s not found in the mapping lists" % f
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for f in fwfiles:
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if f not in required_fwfiles:
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print "Deleting %s" % f
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os.unlink(fwpath + '/' + f)
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