seabios adjustments for ppc64 and ppc64le

Signed-off-by: virtbuilder_pel7ppc64bebuilder0 <virtbuilder@powerel.org>

SPECS/seabios.spec

@@ -86,9 +86,6 @@ SeaVGABIOS is an open-source VGABIOS implementation.
 
 %build
 export CFLAGS="$RPM_OPT_FLAGS"
-%ifarch ppc64 ppc64le
-export CROSS="x86_64-linux-gnu-"
-%endif
 mkdir binaries
 
 build_bios() {
@@ -97,7 +94,18 @@ build_bios() {
     echo "CONFIG_DEBUG_LEVEL=%{debug_level}" >> .config
     make oldnoconfig V=1 EXTRAVERSION="-%release"
 
-    make V=1 $4 EXTRAVERSION="-%release"
+    make \
+%ifarch ppc64 ppc64le
+        CROSS=x86_64-linux-gnu \
+        HOSTCC=gcc \
+        CC=x86_64-linux-gnu-gcc \
+        AS=x86_64-linux-gnu-as \
+        LD=x86_64-linux-gnu-ld \
+        OBJCOPY=x86_64-linux-gnu-objcopy \
+        OBJDUMP=x86_64-linux-gnu-objdump \
+        STRIP=x86_64-linux-gnu-strip \
+%endif
+        V=1 $4 EXTRAVERSION="-%release"
 
     cp out/$2 binaries/$3
 }