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author | Patrick Williams <patrick@stwcx.xyz> | 2016-08-17 14:31:25 -0500 |
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committer | Patrick Williams <patrick@stwcx.xyz> | 2016-08-22 16:43:26 +0000 |
commit | 60f9d69e016b11c468c98ea75ba0a60c44afbbc4 (patch) | |
tree | ecb49581a9e41a37943c22cd9ef3f63451b20ee7 /import-layers/yocto-poky/meta/recipes-core/uclibc/uclibc-config.inc | |
parent | e18c61205e0234b03697129c20cc69c9b3940efc (diff) | |
download | blackbird-openbmc-60f9d69e016b11c468c98ea75ba0a60c44afbbc4.tar.gz blackbird-openbmc-60f9d69e016b11c468c98ea75ba0a60c44afbbc4.zip |
yocto-poky: Move to import-layers subdir
We are going to import additional layers, so create a subdir to
hold all of the layers that we import with git-subtree.
Change-Id: I6f732153a22be8ca663035c518837e3cc5ec0799
Signed-off-by: Patrick Williams <patrick@stwcx.xyz>
Diffstat (limited to 'import-layers/yocto-poky/meta/recipes-core/uclibc/uclibc-config.inc')
-rw-r--r-- | import-layers/yocto-poky/meta/recipes-core/uclibc/uclibc-config.inc | 143 |
1 files changed, 143 insertions, 0 deletions
diff --git a/import-layers/yocto-poky/meta/recipes-core/uclibc/uclibc-config.inc b/import-layers/yocto-poky/meta/recipes-core/uclibc/uclibc-config.inc new file mode 100644 index 000000000..ed7b52226 --- /dev/null +++ b/import-layers/yocto-poky/meta/recipes-core/uclibc/uclibc-config.inc @@ -0,0 +1,143 @@ +DEPENDS += "kern-tools-native" +inherit cml1 +# +# Set the ARCH environment variable for uClibc compilation. +# Return value must match one of the architectures known to uClibc: +# libc/sysdeps/*/* +# + +valid_archs = "\ +alpha \ +arm \ +avr32 \ +bfin \ +c6x \ +cris \ +e1 \ +frv \ +h8300 \ +hppa \ +i386 \ +i960 \ +ia64 \ +m68k \ +microblaze \ +mips \ +nios \ +nios2 \ +powerpc \ +sh \ +sh64 \ +sparc \ +v850 \ +vax \ +x86_64 \ +xtensa \ +" +def map_uclibc_arch(a, d): + """Return the uClibc architecture for the given TARGET_ARCH.""" + import re + + valid_archs = d.getVar('valid_archs', True).split() + + if re.match('^(arm|sa110).*', a): + return 'arm' + elif re.match('^(i.86|athlon)$', a): + return 'i386' + elif re.match('^mips.*', a): + return 'mips' + elif re.match('^parisc.*', a): + return 'hppa' + elif re.match('^ppc.*', a): + return 'powerpc' + elif re.match('^s390.*', a): + return 's390' + elif re.match('^sh.*', a): + return 'sh' + elif re.match('^(sun|sparc).*', a): + return 'sparc' + elif re.match('^xtensa.*', a): + return 'xtensa' + elif a in valid_archs: + return a + else: + bb.error("cannot map '%s' to a uClibc architecture" % a) + +export UCLIBC_ARCH = "${@map_uclibc_arch(d.getVar('TARGET_ARCH', True), d)}" + +def map_uclibc_abi(o, d): + """Return the uClibc ABI for the given TARGET_OS.""" + import re + + arch = d.getVar('TARGET_ARCH', True) + if map_uclibc_arch(d.getVar('TARGET_ARCH', True), d) == "arm": + if re.match('.*eabi$', o): + return 'ARM_EABI' + else: + return 'ARM_OABI' + # FIXME: This is inaccurate! Handle o32, n32, n64 + elif re.match('^mips.*64$', arch): + return 'MIPS_N64_ABI' + elif re.match('^mips.*', arch): + return 'MIPS_O32_ABI' + return "" + +export UCLIBC_ABI = "${@map_uclibc_abi(d.getVar('TARGET_OS', True), d)}" + +def map_uclibc_endian(a, d): + """Return the uClibc endianess for the given TARGET_ARCH.""" + import re + + # Always BE + if re.match('^(avr32|e1|frv|(parisc|hppa)|m68k|microblaze|powerpc.*|(sparc|sun).*)$', a): + return 'BIG' + # Possibly BE + elif re.match('^(((arm|sa110).*eb)|h8300.*eb|(parisc|hppa).*eb|mips|mips64|sh.*eb|xtensa.*eb)$', a): + return 'BIG' + return 'LITTLE' + +export UCLIBC_ENDIAN = "${@map_uclibc_endian(d.getVar('TARGET_ARCH', True), d)}" + +# internal helper +def uclibc_cfg(feature, features, tokens, cnf, rem): + if type(tokens) == type(""): + tokens = [tokens] + rem.extend(['/^[# ]*' + token + '[ =]/d' for token in tokens]) + if type(features) == type([]) and feature in features: + cnf.extend([token + '=y' for token in tokens]) + else: + cnf.extend(['# ' + token + ' is not set' for token in tokens]) + +# Map distro features to config settings +def features_to_uclibc_settings(d): + cnf, rem = ([], []) + distro_features = d.getVar('DISTRO_FEATURES', True).split() + uclibc_cfg('ipv4', distro_features, 'UCLIBC_HAS_IPV4', cnf, rem) + uclibc_cfg('ipv6', distro_features, 'UCLIBC_HAS_IPV6', cnf, rem) + uclibc_cfg('largefile', distro_features, 'UCLIBC_HAS_LFS', cnf, rem) + uclibc_cfg('nls', distro_features, 'UCLIBC_HAS_LOCALE', cnf, rem) + uclibc_cfg('thumb-interwork', distro_features,'USE_BX', cnf, rem) + uclibc_cfg('xattr', distro_features, 'UCLIBC_HAS_XATTR', cnf, rem) + uclibc_cfg('ssp', distro_features, 'UCLIBC_HAS_SSP', cnf, rem) + uclibc_cfg('ssp', distro_features, 'UCLIBC_BUILD_SSP', cnf, rem) + uclibc_cfg('argp', distro_features, 'UCLIBC_HAS_ARGP', cnf, rem) + uclibc_cfg('libc-posix-clang-wchar', distro_features,'UCLIBC_HAS_WCHAR', cnf, rem) + return "\n".join(cnf), "\n".join(rem) +# X, Y = ${@features_to_uclibc_settings(d)} +# unfortunately doesn't seem to work with bitbake, workaround: +def features_to_uclibc_conf(d): + cnf, rem = features_to_uclibc_settings(d) + return cnf +def features_to_uclibc_del(d): + cnf, rem = features_to_uclibc_settings(d) + return rem + +# returns all the elements from the src uri that are .cfg files +def find_cfgs(d): + sources=src_patches(d, True) + sources_list=[] + for s in sources: + if s.endswith('.cfg'): + sources_list.append(s) + + return sources_list |