# SPDX-License-Identifier: GPL-2.0 # # linux/arch/sh/boot/compressed/Makefile # # create a compressed vmlinux image from the original vmlinux # targets := vmlinux vmlinux.bin vmlinux.bin.gz head.o misc.o piggy.o OBJECTS = $(obj)/head.o $(obj)/misc.o # # IMAGE_OFFSET is the load offset of the compression loader # Assign dummy values if these 2 variables are not defined, # in order to suppress error message. # [31mCONFIG_MEMORY_START[0m ?= 0x00400000 [31mCONFIG_BOOT_LINK_OFFSET[0m ?= 0x00280000 IMAGE_OFFSET := $(shell printf "0x%08x" $$(($([31mCONFIG_MEMORY_START[0m)+$([31mCONFIG_BOOT_LINK_OFFSET[0m)))) LIBGCC := $(shell $(CROSS-COMPILE)$(CC) $(KBUILD_CFLAGS) -print-libgcc-file-name) LDFLAGS_vmlinux := -Ttext $(IMAGE_OFFSET) -estartup -T $(obj)/vmlinux.lds \ --defsym output=$([31mCONFIG_MEMORY_START[0m) $(obj)/vmlinux: $(OBJECTS) $(obj)/piggy.o $(LIBGCC) FORCE $(call if_changed,ld) $(obj)/vmlinux.bin: vmlinux FORCE $(call if_changed,objcopy) suffix-$([31mCONFIG_KERNEL_GZIP[0m) := gzip suffix-$([31mCONFIG_KERNEL_LZO[0m) := lzo $(obj)/vmlinux.bin.$(suffix-y): $(obj)/vmlinux.bin FORCE $(call if_changed,$(suffix-y)) LDFLAGS_piggy.o := -r --format binary --oformat elf32-h8300-linux -T OBJCOPYFLAGS := -O binary $(obj)/piggy.o: $(obj)/vmlinux.scr $(obj)/vmlinux.bin.$(suffix-y) FORCE $(call if_changed,ld) CFLAGS_misc.o = -O0 |