From d86bfb1600db38e8387beee0aaab4263cfd728a2 Mon Sep 17 00:00:00 2001 From: Barry Song Date: Thu, 7 Jan 2010 04:11:17 +0000 Subject: Blackfin: initial XIP support Signed-off-by: Barry Song Signed-off-by: Mike Frysinger --- arch/blackfin/boot/Makefile | 23 +++++++++++++++++++---- 1 file changed, 19 insertions(+), 4 deletions(-) (limited to 'arch/blackfin/boot') diff --git a/arch/blackfin/boot/Makefile b/arch/blackfin/boot/Makefile index e9c48c6f8c1f..d1b3d6051fdf 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 $<) $@ -- cgit