Rename /openembedded/ -> /meta/

git-svn-id: https://svn.o-hand.com/repos/poky/trunk@530 311d38ba-8fff-0310-9ca6-ca027cbcb966

meta/classes/kernel-arch.bbclass

@@ -0,0 +1,26 @@
+#
+# set the ARCH environment variable for kernel compilation (including
+# modules). return value must match one of the architecture directories
+# in the kernel source "arch" directory
+#
+
+valid_archs = "alpha cris ia64 m68knommu ppc sh \
+	       sparc64 x86_64 arm h8300 m32r mips \
+	       ppc64 sh64 um arm26 i386 m68k \
+	       parisc s390 sparc v850"
+
+def map_kernel_arch(a, d):
+	import bb, re
+
+	valid_archs = bb.data.getVar('valid_archs', d, 1).split()
+
+	if   re.match('(i.86|athlon)$', a):	return 'i386'
+	elif re.match('arm26$', a):		return 'arm26'
+	elif re.match('armeb$', a):		return 'arm'
+	elif re.match('powerpc$', a):		return 'ppc'
+	elif re.match('mipsel$', a):		return 'mips'
+	elif a in valid_archs:			return a
+	else:
+		bb.error("cannot map '%s' to a linux kernel architecture" % a)
+
+export ARCH = "${@map_kernel_arch(bb.data.getVar('TARGET_ARCH', d, 1), d)}"