| 1 | #!/usr/bin/env python |
| 2 | # |
| 3 | # b43 firmware file squasher |
| 4 | # Removes unnecessary firmware files |
| 5 | # |
| 6 | # Copyright (c) 2009 Michael Buesch <mb@bu3sch.de> |
| 7 | # |
| 8 | # Licensed under the GNU/GPL version 2 or (at your option) any later version. |
| 9 | # |
| 10 | |
| 11 | import sys |
| 12 | import os |
| 13 | |
| 14 | def usage(): |
| 15 | print("Usage: %s PHYTYPES COREREVS /path/to/extracted/firmware" % sys.argv[0]) |
| 16 | print("") |
| 17 | print("PHYTYPES is a comma separated list of:") |
| 18 | print("A => A-PHY") |
| 19 | print("AG => Dual A-PHY G-PHY") |
| 20 | print("G => G-PHY") |
| 21 | print("LP => LP-PHY") |
| 22 | print("N => N-PHY") |
| 23 | print("") |
| 24 | print("COREREVS is a comma separated list of core revision numbers.") |
| 25 | |
| 26 | if len(sys.argv) != 4: |
| 27 | usage() |
| 28 | sys.exit(1) |
| 29 | |
| 30 | phytypes = sys.argv[1] |
| 31 | corerevs = sys.argv[2] |
| 32 | fwpath = sys.argv[3] |
| 33 | |
| 34 | phytypes = phytypes.split(',') |
| 35 | try: |
| 36 | corerevs = map(lambda r: int(r), corerevs.split(',')) |
| 37 | except ValueError: |
| 38 | print("ERROR: \"%s\" is not a valid COREREVS string\n" % corerevs) |
| 39 | usage() |
| 40 | sys.exit(1) |
| 41 | |
| 42 | |
| 43 | fwfiles = os.listdir(fwpath) |
| 44 | fwfiles = filter(lambda str: str.endswith(".fw"), fwfiles) |
| 45 | if not fwfiles: |
| 46 | print("ERROR: No firmware files found in %s" % fwpath) |
| 47 | sys.exit(1) |
| 48 | |
| 49 | required_fwfiles = [] |
| 50 | |
| 51 | def revs_match(revs_a, revs_b): |
| 52 | for rev in revs_a: |
| 53 | if rev in revs_b: |
| 54 | return True |
| 55 | return False |
| 56 | |
| 57 | def phytypes_match(types_a, types_b): |
| 58 | for type in types_a: |
| 59 | type = type.strip().upper() |
| 60 | if type in types_b: |
| 61 | return True |
| 62 | return False |
| 63 | |
| 64 | revmapping = { |
| 65 | "ucode2.fw" : (2,3,), |
| 66 | "ucode4.fw" : (4,), |
| 67 | "ucode5.fw" : (5,6,7,8,9,10,), |
| 68 | "ucode11.fw" : (11,12,), |
| 69 | "ucode13.fw" : (13,), |
| 70 | "ucode14.fw" : (14,), |
| 71 | "ucode15.fw" : (15,), |
| 72 | "pcm4.fw" : (1,2,3,4,), |
| 73 | "pcm5.fw" : (5,6,7,8,9,10,), |
| 74 | } |
| 75 | |
| 76 | initvalmapping = { |
| 77 | "a0g1initvals5.fw" : ( (5,6,7,8,9,10,), ("AG",), ), |
| 78 | "a0g0initvals5.fw" : ( (5,6,7,8,9,10,), ("A", "AG",), ), |
| 79 | "b0g0initvals2.fw" : ( (2,4,), ("G",), ), |
| 80 | "b0g0initvals5.fw" : ( (5,6,7,8,9,10,), ("G",), ), |
| 81 | "b0g0initvals13.fw" : ( (13,), ("G",), ), |
| 82 | "n0initvals11.fw" : ( (11,12,), ("N",), ), |
| 83 | "lp0initvals13.fw" : ( (13,), ("LP",), ), |
| 84 | "lp0initvals14.fw" : ( (14,), ("LP",), ), |
| 85 | "lp0initvals15.fw" : ( (15,), ("LP",), ), |
| 86 | "a0g1bsinitvals5.fw" : ( (5,6,7,8,9,10,), ("AG",), ), |
| 87 | "a0g0bsinitvals5.fw" : ( (5,6,7,8,9,10,), ("A", "AG"), ), |
| 88 | "b0g0bsinitvals5.fw" : ( (5,6,7,8,9,10,), ("G",), ), |
| 89 | "n0bsinitvals11.fw" : ( (11,12,), ("N",), ), |
| 90 | "lp0bsinitvals13.fw" : ( (13,), ("LP",), ), |
| 91 | "lp0bsinitvals14.fw" : ( (14,), ("LP",), ), |
| 92 | "lp0bsinitvals15.fw" : ( (15,), ("LP",), ), |
| 93 | } |
| 94 | |
| 95 | for f in fwfiles: |
| 96 | if f in revmapping: |
| 97 | if revs_match(corerevs, revmapping[f]): |
| 98 | required_fwfiles += [f] |
| 99 | continue |
| 100 | if f in initvalmapping: |
| 101 | if revs_match(corerevs, initvalmapping[f][0]) and\ |
| 102 | phytypes_match(phytypes, initvalmapping[f][1]): |
| 103 | required_fwfiles += [f] |
| 104 | continue |
| 105 | print("WARNING: Firmware file %s not found in the mapping lists" % f) |
| 106 | |
| 107 | for f in fwfiles: |
| 108 | if f not in required_fwfiles: |
| 109 | print("Deleting %s" % f) |
| 110 | os.unlink(fwpath + '/' + f) |
| 111 | |
| 112 | |
