Squashed 'yocto-poky/' content from commit ea562de

git-subtree-dir: yocto-poky
git-subtree-split: ea562de57590c966cd5a75fda8defecd397e6436
diff --git a/meta/conf/machine/include/powerpc/arch-powerpc64.inc b/meta/conf/machine/include/powerpc/arch-powerpc64.inc
new file mode 100644
index 0000000..8476dec
--- /dev/null
+++ b/meta/conf/machine/include/powerpc/arch-powerpc64.inc
@@ -0,0 +1,14 @@
+DEFAULTTUNE ?= "powerpc64"
+
+require conf/machine/include/powerpc/arch-powerpc.inc
+
+TUNEVALID[m64] = "Power ELF64 standard ABI"
+TUNECONFLICTS[m64] = "m32 nf"
+TUNE_CCARGS .= "${@bb.utils.contains("TUNE_FEATURES", "m64", " -m64", "", d)}"
+TUNE_ARCH .= "${@bb.utils.contains("TUNE_FEATURES", [ "m64" ], "powerpc64", "", d)}"
+
+AVAILTUNES += "powerpc64"
+TUNE_FEATURES_tune-powerpc64 ?= "m64 fpu-hard"
+BASE_LIB_tune-powerpc64 = "lib64"
+TUNE_PKGARCH_tune-powerpc64 = "powerpc64"
+PACKAGE_EXTRA_ARCHS_tune-powerpc64 = "powerpc64"