diff options
Diffstat (limited to 'arch/sh/boot/compressed/Makefile')
| -rw-r--r-- | arch/sh/boot/compressed/Makefile | 50 |
1 files changed, 46 insertions, 4 deletions
diff --git a/arch/sh/boot/compressed/Makefile b/arch/sh/boot/compressed/Makefile index efb01dc3c8c..9531bf1b7c2 100644 --- a/arch/sh/boot/compressed/Makefile +++ b/arch/sh/boot/compressed/Makefile @@ -1,5 +1,47 @@ -ifeq ($(CONFIG_SUPERH32),y) -include ${srctree}/arch/sh/boot/compressed/Makefile_32 -else -include ${srctree}/arch/sh/boot/compressed/Makefile_64 +# +# linux/arch/sh/boot/compressed/Makefile +# +# create a compressed vmlinux image from the original vmlinux +# + +targets := vmlinux vmlinux.bin vmlinux.bin.gz \ + head_$(BITS).o misc_$(BITS).o piggy.o + +OBJECTS = $(obj)/head_$(BITS).o $(obj)/misc_$(BITS).o $(obj)/cache.o + +ifdef CONFIG_SH_STANDARD_BIOS +OBJECTS += $(obj)/../../kernel/sh_bios.o endif + +# +# IMAGE_OFFSET is the load offset of the compression loader +# +IMAGE_OFFSET := $(shell /bin/bash -c 'printf "0x%08x" \ + $$[$(CONFIG_PAGE_OFFSET) + \ + $(KERNEL_MEMORY) + \ + $(CONFIG_BOOT_LINK_OFFSET)]') + +LIBGCC := $(shell $(CC) $(KBUILD_CFLAGS) -print-libgcc-file-name) + +ifeq ($(CONFIG_FUNCTION_TRACER),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 + $(call if_changed,objcopy) + +$(obj)/vmlinux.bin.gz: $(obj)/vmlinux.bin FORCE + $(call if_changed,gzip) + +OBJCOPYFLAGS += -R .empty_zero_page + +$(obj)/piggy.o: $(obj)/piggy.S $(obj)/vmlinux.bin.gz FORCE + $(call if_changed,as_o_S) |