kernel-fxtec-pro1x/arch/sh/boot/compressed/Makefile
Matt Fleming 9c3d936352 sh: Fix zImage load address when CONFIG_32BIT=y
We can't necessarily use the P1SEG region to access RAM when running in
32BIT mode, so use CONFIG_MEMORY_START as the base address.

Signed-off-by: Matt Fleming <matt@console-pimps.org>
2010-04-25 20:44:23 +01:00

61 lines
1.6 KiB
Makefile

#
# linux/arch/sh/boot/compressed/Makefile
#
# create a compressed vmlinux image from the original vmlinux
#
targets := vmlinux vmlinux.bin vmlinux.bin.gz \
vmlinux.bin.bz2 vmlinux.bin.lzma \
vmlinux.bin.lzo \
head_$(BITS).o misc.o piggy.o
OBJECTS = $(obj)/head_$(BITS).o $(obj)/misc.o $(obj)/cache.o
#
# IMAGE_OFFSET is the load offset of the compression loader
#
ifeq ($(CONFIG_32BIT),y)
IMAGE_OFFSET := $(shell /bin/bash -c 'printf "0x%08x" \
$$[$(CONFIG_MEMORY_START) + \
$(CONFIG_BOOT_LINK_OFFSET)]')
else
IMAGE_OFFSET := $(shell /bin/bash -c 'printf "0x%08x" \
$$[$(CONFIG_PAGE_OFFSET) + \
$(KERNEL_MEMORY) + \
$(CONFIG_BOOT_LINK_OFFSET)]')
endif
LIBGCC := $(shell $(CC) $(KBUILD_CFLAGS) -print-libgcc-file-name)
ifeq ($(CONFIG_MCOUNT),y)
ORIG_CFLAGS := $(KBUILD_CFLAGS)
KBUILD_CFLAGS = $(subst -pg, , $(ORIG_CFLAGS))
endif
LDFLAGS_vmlinux := --oformat $(ld-bfd) -Ttext $(IMAGE_OFFSET) -e startup \
-T $(obj)/../../kernel/vmlinux.lds
$(obj)/vmlinux: $(OBJECTS) $(obj)/piggy.o $(LIBGCC) FORCE
$(call if_changed,ld)
@:
$(obj)/vmlinux.bin: vmlinux FORCE
$(call if_changed,objcopy)
vmlinux.bin.all-y := $(obj)/vmlinux.bin
$(obj)/vmlinux.bin.gz: $(vmlinux.bin.all-y) FORCE
$(call if_changed,gzip)
$(obj)/vmlinux.bin.bz2: $(vmlinux.bin.all-y) FORCE
$(call if_changed,bzip2)
$(obj)/vmlinux.bin.lzma: $(vmlinux.bin.all-y) FORCE
$(call if_changed,lzma)
$(obj)/vmlinux.bin.lzo: $(vmlinux.bin.all-y) FORCE
$(call if_changed,lzo)
OBJCOPYFLAGS += -R .empty_zero_page
LDFLAGS_piggy.o := -r --format binary --oformat $(ld-bfd) -T
$(obj)/piggy.o: $(obj)/vmlinux.scr $(obj)/vmlinux.bin.$(suffix-y) FORCE
$(call if_changed,ld)