File project.diff of Package kernel-default

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File project.diff of Package kernel-default

--- kernel-binary.spec.in.orig
+++ kernel-binary.spec.in
@@ -327,27 +327,42 @@ fi
 case %cpu_arch in
     x86_64 | i386)
         MAKE_ARGS="$MAKE_ARGS ARCH=x86"
+        CROSS_COMPILE=/usr/bin/x86_64-suse-linux-
         ;;
     ppc*)
         MAKE_ARGS="$MAKE_ARGS ARCH=powerpc"
+        CROSS_COMPILE=/usr/bin/ppc64le-suse-linux-
         ;;
     s390x)
         MAKE_ARGS="$MAKE_ARGS ARCH=s390"
+        CROSS_COMPILE=/usr/bin/s390x-suse-linux-
         ;;
     arm64)
         MAKE_ARGS="$MAKE_ARGS ARCH=arm64"
+        CROSS_COMPILE=/usr/bin/aarch64-suse-linux-
         ;;
     armv*)
         MAKE_ARGS="$MAKE_ARGS ARCH=arm"
+        CROSS_COMPILE=/usr/bin/arm-suse-linux-
         ;;
     riscv*)
         MAKE_ARGS="$MAKE_ARGS ARCH=riscv"
+        CROSS_COMPILE=/usr/bin/riscv64-suse-linux-
         ;;
     *)
+        CROSS_COMPILE=/usr/bin/%{cpu_arch}-suse-linux-
         MAKE_ARGS="$MAKE_ARGS ARCH=%cpu_arch"
         ;;
 esac
 
+# is_cross is provided by cross-aaa_base package. We could check ourself here if
+# %_build and %_target are different, but these macros are currently inconsistent
+# used in rpm. %_host should be our target archiecture according to GNU definitions
+# and rpm may change in future. So it is good to have only one place to adapt...
+%if 0%{?is_cross}
+        MAKE_ARGS="$MAKE_ARGS CROSS_COMPILE=$CROSS_COMPILE"
+%endif
+
 makeoutputsync=
 if make --output-sync --help >/dev/null 2>&1 ; then
         makeoutputsync=--output-sync
--- kernel-default.spec.orig
+++ kernel-default.spec
@@ -518,30 +518,46 @@ fi
 	--disable CONFIG_DEBUG_INFO
 %endif
 
+
 case %cpu_arch in
     x86_64 | i386)
         MAKE_ARGS="$MAKE_ARGS ARCH=x86"
+        CROSS_COMPILE=/usr/bin/x86_64-suse-linux-
         ;;
     ppc*)
         MAKE_ARGS="$MAKE_ARGS ARCH=powerpc"
+        CROSS_COMPILE=/usr/bin/ppc64le-suse-linux-
         ;;
     s390x)
         MAKE_ARGS="$MAKE_ARGS ARCH=s390"
+        CROSS_COMPILE=/usr/bin/s390-suse-linux-
         ;;
     arm64)
         MAKE_ARGS="$MAKE_ARGS ARCH=arm64"
+        CROSS_COMPILE=/usr/bin/aarch64-suse-linux-
         ;;
     armv*)
         MAKE_ARGS="$MAKE_ARGS ARCH=arm"
+        CROSS_COMPILE=/usr/bin/arm-suse-linux-
         ;;
     riscv*)
         MAKE_ARGS="$MAKE_ARGS ARCH=riscv"
+        CROSS_COMPILE=/usr/bin/riscv-suse-linux-
         ;;
     *)
         MAKE_ARGS="$MAKE_ARGS ARCH=%cpu_arch"
         ;;
 esac
 
+# is_cross is provided by cross-aaa_base package. We could check ourself here if
+# %_build and %_target are different, but these macros are currently inconsistent
+# used in rpm. %_host should be our target archiecture according to GNU definitions
+# and rpm may change in future. So it is good to have only one place to adapt...
+%if 0%{?is_cross}
+        MAKE_ARGS="$MAKE_ARGS CROSS_COMPILE=$CROSS_COMPILE"
+        echo export CROSS_COMPIILE=\""$CROSS_COMPIILE"\" >> .kernel-binary.spec.buildenv
+%endif
+
 makeoutputsync=
 if make --output-sync --help >/dev/null 2>&1 ; then
         makeoutputsync=--output-sync
@@ -567,6 +583,12 @@ else
     rm .config.orig
 fi
 
+%if 0%{?is_cross}
+  make prepare $MAKE_ARGS HOSTGCC=${CROSS_COMPILE}gcc HOSTGXX=${CROSS_COMPILE}g++
+  make scripts $MAKE_ARGS HOSTGCC=${CROSS_COMPILE}gcc HOSTGXX=${CROSS_COMPILE}g++
+  make clean $MAKE_ARGS
+%endif
+
 make prepare $MAKE_ARGS
 make scripts $MAKE_ARGS
 krel=$(make -s kernelrelease $MAKE_ARGS)
--- kernel-source.changes.orig
+++ kernel-source.changes
@@ -1,4 +1,9 @@
 -------------------------------------------------------------------
+Wed May 12 14:23:15 UTC 2021 - Adrian Schröter <adrian@suse.de>
+
+- Add support for cross compile of packages (jsc#SLE-17848)
+
+-------------------------------------------------------------------
 Fri May  7 20:04:24 CEST 2021 - jslaby@suse.cz
 
 - Linux 5.12.2 (bsc#1012628).

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