openrisc: Add vmlinux.bin target

Build it by default. This is commonly used by fpga targets.

Signed-off-by: Joel Stanley <joel@jms.id.au>
Reviewed-by: Masahiro Yamada <masahiroy@kernel.org>
Signed-off-by: Stafford Horne <shorne@gmail.com>

diff --git a/arch/openrisc/Makefile b/arch/openrisc/Makefile
index bf10141c7426844fe505a0bb8f5da0b73472aaca..b13404f1f8bd4028f9793114298ce91dae6dc318 100644 (file)
--- a/arch/openrisc/Makefile
+++ b/arch/openrisc/Makefile
@@ -24,6 +24,10 @@ LIBGCC               := $(shell $(CC) $(KBUILD_CFLAGS) -print-libgcc-file-name)
 
 KBUILD_CFLAGS  += -pipe -ffixed-r10 -D__linux__
 
+all: vmlinux.bin
+
+boot := arch/$(ARCH)/boot
+
 ifeq ($(CONFIG_OPENRISC_HAVE_INST_MUL),y)
        KBUILD_CFLAGS += $(call cc-option,-mhard-mul)
 else
@@ -49,3 +53,11 @@ else
 BUILTIN_DTB := n
 endif
 core-$(BUILTIN_DTB) += arch/openrisc/boot/dts/
+
+PHONY += vmlinux.bin
+
+vmlinux.bin: vmlinux
+       $(Q)$(MAKE) $(build)=$(boot) $(boot)/$@
+
+archclean:
+       $(Q)$(MAKE) $(clean)=$(boot)

diff --git a/arch/openrisc/boot/.gitignore b/arch/openrisc/boot/.gitignore
new file mode 100644 (file)
index 0000000..007d6fe
--- /dev/null
+++ b/arch/openrisc/boot/.gitignore
@@ -0,0 +1,2 @@
+# SPDX-License-Identifier: GPL-2.0
+vmlinux.bin

diff --git a/arch/openrisc/boot/Makefile b/arch/openrisc/boot/Makefile
new file mode 100644 (file)
index 0000000..5b28538
--- /dev/null
+++ b/arch/openrisc/boot/Makefile
@@ -0,0 +1,10 @@
+# SPDX-License-Identifier: GPL-2.0
+#
+# Makefile for bootable kernel images
+#
+
+targets += vmlinux.bin
+
+OBJCOPYFLAGS_vmlinux.bin := -O binary
+$(obj)/vmlinux.bin: vmlinux FORCE
+       $(call if_changed,objcopy)