1# MicroBlaze versions are defined as features, the features are setup to
2# conflict with other versions as well as unavailable features for particular
3# versions.
4#
5# Versions before v9.0 of MicroBlaze use a versioning scheme of "vX.YY.Z"
6# (where Z = [abc]). For v8.* versions of MicroBlaze the revision (Z) changes
7# did not affect ABI and are ignored by this tune configuration. Though this
8# format is expected by GCC including the revision, but this is defaulted to
9# ".a".
10#
11# Since v9.0 of MicroBlaze the revision (Z) part of versions was entirely
12# dropped and the version scheme was changed to "vX.Y".
13
14def microblaze_current_version(d, gcc = False):
15    import re
16    # find the current version, and convert it to major/minor integers
17    version = None
18    for t in (d.getVar("TUNE_FEATURES") or "").split():
19        m = re.search("^v(\d+)\.(\d+)", t)
20        if m:
21            version = int(m.group(1)), int(m.group(2))
22            break
23
24    # format the version string in generic or GCC specific formats
25    if version:
26        if version[0] <= 8:
27            return ("v%d.%02d" % version[0:2]) + (".a" if gcc else "")
28        else:
29            return "v%d.%d" % version[0:2]
30    return ""
31
32# MicroBlaze versions
33TUNEVALID[v8.00] = "MicroBlaze version 8.00"
34TUNEVALID[v8.10] = "MicroBlaze version 8.10"
35TUNEVALID[v8.20] = "MicroBlaze version 8.20"
36TUNEVALID[v8.30] = "MicroBlaze version 8.30"
37TUNEVALID[v8.40] = "MicroBlaze version 8.40"
38TUNEVALID[v8.50] = "MicroBlaze version 8.50"
39TUNEVALID[v9.0]  = "MicroBlaze version 9.0"
40TUNEVALID[v9.1]  = "MicroBlaze version 9.1"
41TUNEVALID[v9.2]  = "MicroBlaze version 9.2"
42TUNEVALID[v9.3]  = "MicroBlaze version 9.3"
43TUNEVALID[v9.4]  = "MicroBlaze version 9.4"
44TUNEVALID[v9.5]  = "MicroBlaze version 9.5"
45TUNEVALID[v9.6]  = "MicroBlaze version 9.6"
46TUNEVALID[v10.0] = "MicroBlaze version 10.0"
47
48# Version conflict matrix
49TUNECONFLICTS[v8.00] = ""
50TUNECONFLICTS[v8.10] = "v8.00"
51TUNECONFLICTS[v8.20] = "v8.00 v8.10"
52TUNECONFLICTS[v8.30] = "v8.00 v8.10 v8.20"
53TUNECONFLICTS[v8.40] = "v8.00 v8.10 v8.20 v8.30"
54TUNECONFLICTS[v8.50] = "v8.00 v8.10 v8.20 v8.30 v8.40"
55TUNECONFLICTS[v9.0]  = "v8.00 v8.10 v8.20 v8.30 v8.40 v8.50"
56TUNECONFLICTS[v9.1]  = "v8.00 v8.10 v8.20 v8.30 v8.40 v8.50 v9.0"
57TUNECONFLICTS[v9.2]  = "v8.00 v8.10 v8.20 v8.30 v8.40 v8.50 v9.0 v9.1"
58TUNECONFLICTS[v9.3]  = "v8.00 v8.10 v8.20 v8.30 v8.40 v8.50 v9.0 v9.1 v9.2"
59TUNECONFLICTS[v9.4]  = "v8.00 v8.10 v8.20 v8.30 v8.40 v8.50 v9.0 v9.1 v9.2 v9.3"
60TUNECONFLICTS[v9.5]  = "v8.00 v8.10 v8.20 v8.30 v8.40 v8.50 v9.0 v9.1 v9.2 v9.3 v9.4"
61TUNECONFLICTS[v9.6]  = "v8.00 v8.10 v8.20 v8.30 v8.40 v8.50 v9.0 v9.1 v9.2 v9.3 v9.4 v9.5"
62TUNECONFLICTS[v10.0] = "v8.00 v8.10 v8.20 v8.30 v8.40 v8.50 v9.0 v9.1 v9.2 v9.3 v9.4 v9.5 v9.6"
63
64# Version flags
65TUNE_CCARGS += "-mcpu=${@microblaze_current_version(d, True)}"
66MBPKGARCH_VERSION = "-${@microblaze_current_version(d)}"
67
68