Requires mkimage tool from u-boot-tools.
Uses gzip compression by default.
---
arch/mips/Makefile | 6 ++++++
arch/mips/boot/u-boot/.gitignore | 2 ++
arch/mips/boot/u-boot/Makefile | 15 +++++++++++++++
3 files changed, 23 insertions(+), 0 deletions(-)
create mode 100644 arch/mips/boot/u-boot/.gitignore
create mode 100644 arch/mips/boot/u-boot/Makefile
diff --git a/arch/mips/Makefile b/arch/mips/Makefile
index f4a4b66..d0968af 100644
--- a/arch/mips/Makefile
+++ b/arch/mips/Makefile
@@ -282,6 +282,11 @@ vmlinuz vmlinuz.bin vmlinuz.ecoff vmlinuz.srec:
$(vmlinux-32) FORCE
$(Q)$(MAKE) $(build)=arch/mips/boot/compressed \
VMLINUX_LOAD_ADDRESS=$(load-y) 32bit-bfd=$(32bit-bfd) $@
+# u-boot
+uImage: vmlinux.bin FORCE
+ $(Q)$(MAKE) $(build)=arch/mips/boot/u-boot \
+ VMLINUX=$(vmlinux-32) VMLINUXBIN=arch/mips/boot/vmlinux.bin \
+ VMLINUX_LOAD_ADDRESS=$(load-y) arch/mips/boot/u-boot/$@
CLEAN_FILES += vmlinux.32 vmlinux.64
@@ -315,6 +320,7 @@ define archhelp
echo ' vmlinuz.ecoff - ECOFF zboot image'
echo ' vmlinuz.bin - Raw binary zboot image'
echo ' vmlinuz.srec - SREC zboot image'
+ echo ' uImage - U-boot image (gzip)'
echo
echo ' These will be default as apropriate for a configured platform.'
endef
diff --git a/arch/mips/boot/u-boot/.gitignore b/arch/mips/boot/u-boot/.gitignore
new file mode 100644
index 0000000..1080c94
--- /dev/null
+++ b/arch/mips/boot/u-boot/.gitignore
@@ -0,0 +1,2 @@
+vmlinux.bin.gz
+uImage
diff --git a/arch/mips/boot/u-boot/Makefile b/arch/mips/boot/u-boot/Makefile
new file mode 100644
index 0000000..318dc50
--- /dev/null
+++ b/arch/mips/boot/u-boot/Makefile
@@ -0,0 +1,15 @@
+targets += vmlinux.bin.gz
+quiet_cmd_gzip = GZIP $@
+cmd_gzip = gzip -c9 $(VMLINUXBIN) $(obj)/vmlinux.bin.gz
+$(obj)/vmlinux.bin.gz: $(obj)/../vmlinux.bin FORCE
+ $(call if_changed,gzip)
+
+MKIMAGE = mkimage
+
+targets += uImage
+quiet_cmd_uImage = MKIMAGE $@
+cmd_uImage = $(MKIMAGE) -A mips -O linux -T kernel -C gzip -a
$(VMLINUX_LOAD_ADDRESS) \
+-e 0x$(shell $(NM) $(VMLINUX) | grep ' kernel_entry' | cut -f1 -d ' ') \
+-n MIPS -d $(obj)/vmlinux.bin.gz $(obj)/uImage
+$(obj)/uImage: $(obj)/vmlinux.bin.gz FORCE
+ $(call if_changed,uImage)
--
1.7.3.2
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