1 files changed, 35 insertions, 0 deletions

diff --git a/arch/xtensa/boot/boot-redboot/Makefile b/arch/xtensa/boot/boot-redboot/Makefile
new file mode 100644
index 000000000000..ca8a68bc8472
--- /dev/null
+++ b/arch/xtensa/boot/boot-redboot/Makefile
@@ -0,0 +1,35 @@
+#
+# This file is subject to the terms and conditions of the GNU General Public
+# License.  See the file "COPYING" in the main directory of this archive
+# for more details.
+#
+
+GZIP = gzip
+GZIP_FLAGS = -v9fc
+ifeq ($(BIG_ENDIAN),1)
+OBJCOPY_ARGS    := -O elf32-xtensa-be
+else
+OBJCOPY_ARGS    := -O elf32-xtensa-le
+endif
+
+LD_ARGS = -T $(obj)/boot.ld
+
+boot-y  := bootstrap.o
+
+OBJS    := $(addprefix $(obj)/,$(boot-y))
+LIBS    := arch/$(ARCH)/boot/lib/lib.a arch/$(ARCH)/lib/lib.a
+
+LIBGCC := $(shell $(CC) $(CFLAGS) -print-libgcc-file-name)
+
+zImage: vmlinux $(OBJS) $(LIBS)
+        $(OBJCOPY) --strip-all -R .comment -R .xt.insn -O binary \
+                $(TOPDIR)/vmlinux vmlinux.tmp
+        gzip -vf9 vmlinux.tmp
+        $(OBJCOPY) $(OBJCOPY_ARGS) -R .comment \
+                --add-section image=vmlinux.tmp.gz \
+                --set-section-flags image=contents,alloc,load,load,data \
+                $(OBJS) $@.tmp
+        $(LD) $(LD_ARGS) -o $@.elf $@.tmp $(LIBS) -L/xtensa-elf/lib $(LIBGCC)
+        $(OBJCOPY) -S -O binary $@.elf arch/$(ARCH)/boot/images/$@.redboot
+#       rm -f $@.tmp $@.elf vmlinux.tmp.gz
+