Blackfin: initial XIP support

Signed-off-by: Barry Song <barry.song@analog.com>
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
This commit is contained in:
Barry Song
2010-01-07 04:11:17 +00:00
committed by Mike Frysinger
parent aad16f3228
commit d86bfb1600
13 changed files with 160 additions and 29 deletions

View File

@@ -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 $<) $@