SVN-Revision: 14929master
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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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