diff options
Diffstat (limited to 'meta/classes/uboot-config.bbclass')
-rw-r--r-- | meta/classes/uboot-config.bbclass | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/meta/classes/uboot-config.bbclass b/meta/classes/uboot-config.bbclass new file mode 100644 index 0000000000..8ac1b71bc2 --- /dev/null +++ b/meta/classes/uboot-config.bbclass | |||
@@ -0,0 +1,61 @@ | |||
1 | # Handle U-Boot config for a machine | ||
2 | # | ||
3 | # The format to specify it, in the machine, is: | ||
4 | # | ||
5 | # UBOOT_CONFIG ??= <default> | ||
6 | # UBOOT_CONFIG[foo] = "config,images" | ||
7 | # | ||
8 | # or | ||
9 | # | ||
10 | # UBOOT_MACHINE = "config" | ||
11 | # | ||
12 | # Copyright 2013, 2014 (C) O.S. Systems Software LTDA. | ||
13 | |||
14 | python () { | ||
15 | ubootmachine = d.getVar("UBOOT_MACHINE", True) | ||
16 | ubootconfigflags = d.getVarFlags('UBOOT_CONFIG') | ||
17 | # The "doc" varflag is special, we don't want to see it here | ||
18 | ubootconfigflags.pop('doc', None) | ||
19 | |||
20 | if not ubootmachine and not ubootconfigflags: | ||
21 | PN = d.getVar("PN", True) | ||
22 | FILE = os.path.basename(d.getVar("FILE", True)) | ||
23 | bb.debug(1, "To build %s, see %s for instructions on \ | ||
24 | setting up your machine config" % (PN, FILE)) | ||
25 | raise bb.parse.SkipPackage("Either UBOOT_MACHINE or UBOOT_CONFIG must be set in the %s machine configuration." % d.getVar("MACHINE", True)) | ||
26 | |||
27 | if ubootmachine and ubootconfigflags: | ||
28 | raise bb.parse.SkipPackage("You cannot use UBOOT_MACHINE and UBOOT_CONFIG at the same time.") | ||
29 | |||
30 | if not ubootconfigflags: | ||
31 | return | ||
32 | |||
33 | ubootconfig = (d.getVar('UBOOT_CONFIG', True) or "").split() | ||
34 | if len(ubootconfig) > 1: | ||
35 | raise bb.parse.SkipPackage('You can only have a single default for UBOOT_CONFIG.') | ||
36 | elif len(ubootconfig) == 0: | ||
37 | raise bb.parse.SkipPackage('You must set a default in UBOOT_CONFIG.') | ||
38 | ubootconfig = ubootconfig[0] | ||
39 | |||
40 | for f, v in ubootconfigflags.items(): | ||
41 | if f == 'defaultval': | ||
42 | continue | ||
43 | |||
44 | items = v.split(',') | ||
45 | if items[0] and len(items) > 2: | ||
46 | raise bb.parse.SkipPackage('Only config,images can be specified!') | ||
47 | |||
48 | if ubootconfig == f: | ||
49 | bb.debug(1, "Setting UBOOT_MACHINE to %s." % items[0]) | ||
50 | d.setVar('UBOOT_MACHINE', items[0]) | ||
51 | |||
52 | # IMAGE_FSTYPES appending | ||
53 | if len(items) > 1 and items[1]: | ||
54 | bb.debug(1, "Appending '%s' to IMAGE_FSTYPES." % items[1]) | ||
55 | d.appendVar('IMAGE_FSTYPES', ' ' + items[1]) | ||
56 | |||
57 | # Go out as we found a match! | ||
58 | break | ||
59 | else: | ||
60 | raise bb.parse.SkipPackage("UBOOT_CONFIG %s is not supported" % ubootconfig) | ||
61 | } | ||