Yocto 2.3

Move OpenBMC to Yocto 2.3(pyro).

Tested: Built and verified Witherspoon and Palmetto images
Change-Id: I50744030e771f4850afc2a93a10d3507e76d36bc
Signed-off-by: Brad Bishop <bradleyb@fuzziesquirrel.com>
Resolves: openbmc/openbmc#2461
diff --git a/import-layers/yocto-poky/meta/classes/toolchain-scripts.bbclass b/import-layers/yocto-poky/meta/classes/toolchain-scripts.bbclass
index 0e11f2d..260ece9 100644
--- a/import-layers/yocto-poky/meta/classes/toolchain-scripts.bbclass
+++ b/import-layers/yocto-poky/meta/classes/toolchain-scripts.bbclass
@@ -31,7 +31,6 @@
 		EXTRAPATH="$EXTRAPATH:$sdkpathnative$bindir/${TARGET_ARCH}${TARGET_VENDOR}-$i"
 	done
 	echo "export PATH=$sdkpathnative$bindir:$sdkpathnative$sbindir:$sdkpathnative$base_bindir:$sdkpathnative$base_sbindir:$sdkpathnative$bindir/../${HOST_SYS}/bin:$sdkpathnative$bindir/${TARGET_SYS}"$EXTRAPATH':$PATH' >> $script
-	echo "export CCACHE_PATH=$sdkpathnative$bindir:$sdkpathnative$bindir/../${HOST_SYS}/bin:$sdkpathnative$bindir/${TARGET_SYS}"$EXTRAPATH':$CCACHE_PATH' >> $script
 	echo 'export PKG_CONFIG_SYSROOT_DIR=$SDKTARGETSYSROOT' >> $script
 	echo 'export PKG_CONFIG_PATH=$SDKTARGETSYSROOT'"$libdir"'/pkgconfig:$SDKTARGETSYSROOT'"$prefix"'/share/pkgconfig' >> $script
 	echo 'export CONFIG_SITE=${SDKPATH}/site-config-'"${multimach_target_sys}" >> $script
@@ -50,7 +49,6 @@
 	rm -f $script
 	touch $script
 	echo 'export PATH=${STAGING_DIR_NATIVE}/usr/bin:${PATH}' >> $script
-	echo 'export CCACHE_PATH=${STAGING_DIR_NATIVE}/usr/bin:${CCACHE_PATH}' >> $script
 	echo 'export PKG_CONFIG_SYSROOT_DIR=${PKG_CONFIG_SYSROOT_DIR}' >> $script
 	echo 'export PKG_CONFIG_PATH=${PKG_CONFIG_PATH}' >> $script
 	echo 'export CONFIG_SITE="${@siteinfo_get_files(d)}"' >> $script
@@ -108,6 +106,7 @@
 TOOLCHAIN_CONFIGSITE_NOCACHE = "${@siteinfo_get_files(d)}"
 TOOLCHAIN_CONFIGSITE_SYSROOTCACHE = "${STAGING_DIR}/${MLPREFIX}${MACHINE}/${target_datadir}/${TARGET_SYS}_config_site.d"
 TOOLCHAIN_NEED_CONFIGSITE_CACHE ??= "virtual/${MLPREFIX}libc ncurses"
+DEPENDS += "${TOOLCHAIN_NEED_CONFIGSITE_CACHE}"
 
 #This function create a site config file
 toolchain_create_sdk_siteconfig () {
@@ -139,9 +138,9 @@
 python __anonymous () {
     import oe.classextend
     deps = ""
-    for dep in (d.getVar('TOOLCHAIN_NEED_CONFIGSITE_CACHE', True) or "").split():
+    for dep in (d.getVar('TOOLCHAIN_NEED_CONFIGSITE_CACHE') or "").split():
         deps += " %s:do_populate_sysroot" % dep
-        for variant in (d.getVar('MULTILIB_VARIANTS', True) or "").split():
+        for variant in (d.getVar('MULTILIB_VARIANTS') or "").split():
             clsextend = oe.classextend.ClassExtender(variant, d)
             newdep = clsextend.extend_name(dep)
             deps += " %s:do_populate_sysroot" % newdep