1# 2# linux/arch/sh/boot/compressed/Makefile 3# 4# create a compressed vmlinux image from the original vmlinux 5# 6 7targets := vmlinux vmlinux.bin vmlinux.bin.gz head.o misc.o piggy.o 8EXTRA_AFLAGS := -traditional 9 10OBJECTS = $(obj)/head.o $(obj)/misc.o 11 12# 13# IMAGE_OFFSET is the load offset of the compression loader 14# Assign dummy values if these 2 variables are not defined, 15# in order to suppress error message. 16# 17CONFIG_MEMORY_START ?= 0x00400000 18CONFIG_BOOT_LINK_OFFSET ?= 0x00140000 19IMAGE_OFFSET := $(shell printf "0x%08x" $$[$(CONFIG_MEMORY_START)+$(CONFIG_BOOT_LINK_OFFSET)]) 20 21LDFLAGS_vmlinux := -Ttext $(IMAGE_OFFSET) -estartup $(obj)/vmlinux.lds 22 23$(obj)/vmlinux: $(OBJECTS) $(obj)/piggy.o FORCE 24 $(call if_changed,ld) 25 @: 26 27$(obj)/vmlinux.bin: vmlinux FORCE 28 $(call if_changed,objcopy) 29 30$(obj)/vmlinux.bin.gz: $(obj)/vmlinux.bin FORCE 31 $(call if_changed,gzip) 32 33LDFLAGS_piggy.o := -r --format binary --oformat elf32-h8300 -T 34OBJCOPYFLAGS := -O binary 35 36$(obj)/piggy.o: $(obj)/vmlinux.scr $(obj)/vmlinux.bin.gz FORCE 37 $(call if_changed,ld) 38