2 # linux/arch/sh/boot/compressed/Makefile
4 # create a compressed vmlinux image from the original vmlinux
7 targets := vmlinux vmlinux.bin vmlinux.bin.gz head.o misc.o piggy.o
9 OBJECTS = $(obj)/head.o $(obj)/misc.o
12 # IMAGE_OFFSET is the load offset of the compression loader
13 # Assign dummy values if these 2 variables are not defined,
14 # in order to suppress error message.
16 CONFIG_MEMORY_START ?= 0x00400000
17 CONFIG_BOOT_LINK_OFFSET ?= 0x00140000
18 IMAGE_OFFSET := $(shell printf "0x%08x" $$(($(CONFIG_MEMORY_START)+$(CONFIG_BOOT_LINK_OFFSET))))
20 LIBGCC := $(shell $(CROSS-COMPILE)$(CC) $(KBUILD_CFLAGS) -print-libgcc-file-name)
21 LDFLAGS_vmlinux := -Ttext $(IMAGE_OFFSET) -estartup $(obj)/vmlinux.lds
23 $(obj)/vmlinux: $(OBJECTS) $(obj)/piggy.o $(LIBGCC) FORCE
27 $(obj)/vmlinux.bin: vmlinux FORCE
28 $(call if_changed,objcopy)
30 $(obj)/vmlinux.bin.gz: $(obj)/vmlinux.bin FORCE
31 $(call if_changed,gzip)
33 LDFLAGS_piggy.o := -r --format binary --oformat elf32-h8300-linux -T
34 OBJCOPYFLAGS := -O binary
36 $(obj)/piggy.o: $(obj)/vmlinux.scr $(obj)/vmlinux.bin.gz FORCE