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authorBarry Song <barry.song@analog.com>2010-01-07 04:11:17 +0000
committerMike Frysinger <vapier@gentoo.org>2010-03-09 00:30:48 -0500
commitd86bfb1600db38e8387beee0aaab4263cfd728a2 (patch)
tree95e6f3d77d6dede480d74a7a4b87f2794a5b31fe /arch/blackfin/boot
parentaad16f32284030907b4f105e92e5fb534fd272bc (diff)
downloadlinux-2.6.34-ux500-d86bfb1600db38e8387beee0aaab4263cfd728a2.tar.gz
Blackfin: initial XIP support
Signed-off-by: Barry Song <barry.song@analog.com> Signed-off-by: Mike Frysinger <vapier@gentoo.org>
Diffstat (limited to 'arch/blackfin/boot')
-rw-r--r--arch/blackfin/boot/Makefile23
1 files changed, 19 insertions, 4 deletions
diff --git a/arch/blackfin/boot/Makefile b/arch/blackfin/boot/Makefile
index e9c48c6f8c1..d1b3d6051fd 100644
--- a/arch/blackfin/boot/Makefile
+++ b/arch/blackfin/boot/Makefile
@@ -8,14 +8,18 @@
MKIMAGE := $(srctree)/scripts/mkuboot.sh
-targets := vmImage vmImage.bin vmImage.bz2 vmImage.gz vmImage.lzma
-extra-y += vmlinux.bin vmlinux.bin.gz vmlinux.bin.bz2 vmlinux.bin.lzma
+targets := vmImage vmImage.bin vmImage.bz2 vmImage.gz vmImage.lzma vmImage.xip
+extra-y += vmlinux.bin vmlinux.bin.gz vmlinux.bin.bz2 vmlinux.bin.lzma vmlinux.bin.xip
+
+UIMAGE_OPTS-y :=
+UIMAGE_OPTS-$(CONFIG_RAMKERNEL) += -a $(CONFIG_BOOT_LOAD)
+UIMAGE_OPTS-$(CONFIG_ROMKERNEL) += -a $(CONFIG_ROM_BASE) -x
quiet_cmd_uimage = UIMAGE $@
cmd_uimage = $(CONFIG_SHELL) $(MKIMAGE) -A $(ARCH) -O linux -T kernel \
- -C $(2) -n '$(MACHINE)-$(KERNELRELEASE)' -a $(CONFIG_BOOT_LOAD) \
+ -C $(2) -n '$(MACHINE)-$(KERNELRELEASE)' \
-e $(shell $(NM) vmlinux | awk '$$NF == "__start" {print $$1}') \
- -d $< $@
+ $(UIMAGE_OPTS-y) -d $< $@
$(obj)/vmlinux.bin: vmlinux FORCE
$(call if_changed,objcopy)
@@ -29,6 +33,12 @@ $(obj)/vmlinux.bin.bz2: $(obj)/vmlinux.bin FORCE
$(obj)/vmlinux.bin.lzma: $(obj)/vmlinux.bin FORCE
$(call if_changed,lzma)
+# The mkimage tool wants 64bytes prepended to the image
+quiet_cmd_mk_bin_xip = BIN $@
+ cmd_mk_bin_xip = ( printf '%64s' | tr ' ' '\377' ; cat $< ) > $@
+$(obj)/vmlinux.bin.xip: $(obj)/vmlinux.bin FORCE
+ $(call if_changed,mk_bin_xip)
+
$(obj)/vmImage.bin: $(obj)/vmlinux.bin
$(call if_changed,uimage,none)
@@ -41,10 +51,15 @@ $(obj)/vmImage.gz: $(obj)/vmlinux.bin.gz
$(obj)/vmImage.lzma: $(obj)/vmlinux.bin.lzma
$(call if_changed,uimage,lzma)
+$(obj)/vmImage.xip: $(obj)/vmlinux.bin.xip
+ $(call if_changed,uimage,none)
+
suffix-y := bin
suffix-$(CONFIG_KERNEL_GZIP) := gz
suffix-$(CONFIG_KERNEL_BZIP2) := bz2
suffix-$(CONFIG_KERNEL_LZMA) := lzma
+suffix-$(CONFIG_ROMKERNEL) := xip
+
$(obj)/vmImage: $(obj)/vmImage.$(suffix-y)
@ln -sf $(notdir $<) $@