Yocto 2.4

Move OpenBMC to Yocto 2.4(rocko)

Tested: Built and verified Witherspoon and Palmetto images
Change-Id: I12057b18610d6fb0e6903c60213690301e9b0c67
Signed-off-by: Brad Bishop <bradleyb@fuzziesquirrel.com>
diff --git a/import-layers/yocto-poky/meta/classes/autotools.bbclass b/import-layers/yocto-poky/meta/classes/autotools.bbclass
index ac04a07..efa4098 100644
--- a/import-layers/yocto-poky/meta/classes/autotools.bbclass
+++ b/import-layers/yocto-poky/meta/classes/autotools.bbclass
@@ -141,7 +141,7 @@
 
 python autotools_aclocals () {
     # Refresh variable with cache files
-    d.setVar("CONFIG_SITE", siteinfo_get_files(d, aclocalcache=True))
+    d.setVar("CONFIG_SITE", siteinfo_get_files(d, sysrootcache=True))
 }
 
 CONFIGURE_FILES = "${S}/configure.in ${S}/configure.ac ${S}/config.h.in ${S}/acinclude.m4 Makefile.am"