diff options
-rw-r--r-- | meta/classes/uboot-config.bbclass | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/meta/classes/uboot-config.bbclass b/meta/classes/uboot-config.bbclass new file mode 100644 index 0000000000..fc37620369 --- /dev/null +++ b/meta/classes/uboot-config.bbclass | |||
@@ -0,0 +1,39 @@ | |||
1 | # Allow easy override of 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 | # Copyright 2013 (C) O.S. Systems Software LTDA. | ||
9 | |||
10 | addhandler uboot_config_eventhandler | ||
11 | uboot_config_eventhandler[eventmask] = "bb.event.ConfigParsed" | ||
12 | python uboot_config_eventhandler() { | ||
13 | ubootconfigflags = e.data.getVarFlags('UBOOT_CONFIG') | ||
14 | if not ubootconfigflags: | ||
15 | return | ||
16 | |||
17 | ubootconfig = (e.data.getVar('UBOOT_CONFIG', True) or "").split() | ||
18 | if len(ubootconfig) > 1: | ||
19 | raise bb.parse.SkipPackage('You can only have a single default for UBOOT_CONFIG.') | ||
20 | elif len(ubootconfig) == 0: | ||
21 | raise bb.parse.SkipPackage('You must set a default in UBOOT_CONFIG.') | ||
22 | ubootconfig = ubootconfig[0] | ||
23 | |||
24 | for f, v in ubootconfigflags.items(): | ||
25 | if f == 'defaultval': | ||
26 | continue | ||
27 | |||
28 | items = v.split(',') | ||
29 | if items[0] and len(items) > 2: | ||
30 | raise bb.parse.SkipPackage('Only config,images can be specified!') | ||
31 | |||
32 | if ubootconfig == f: | ||
33 | bb.debug(1, "Setting UBOOT_MACHINE to %s." % items[0]) | ||
34 | e.data.setVar('UBOOT_MACHINE', items[0]) | ||
35 | |||
36 | if items[1]: | ||
37 | bb.debug(1, "Appending '%s' to IMAGE_FSTYPES." % items[1]) | ||
38 | e.data.appendVar('IMAGE_FSTYPES', ' ' + items[1]) | ||
39 | } | ||