18c2ecf20Sopenharmony_ci# SPDX-License-Identifier: GPL-2.0 28c2ecf20Sopenharmony_ci# 38c2ecf20Sopenharmony_ci# linux/arch/sh/boot/compressed/Makefile 48c2ecf20Sopenharmony_ci# 58c2ecf20Sopenharmony_ci# create a compressed vmlinux image from the original vmlinux 68c2ecf20Sopenharmony_ci# 78c2ecf20Sopenharmony_ci 88c2ecf20Sopenharmony_citargets := vmlinux vmlinux.bin vmlinux.bin.gz head.o misc.o piggy.o 98c2ecf20Sopenharmony_ci 108c2ecf20Sopenharmony_ciOBJECTS = $(obj)/head.o $(obj)/misc.o 118c2ecf20Sopenharmony_ci 128c2ecf20Sopenharmony_ci# 138c2ecf20Sopenharmony_ci# IMAGE_OFFSET is the load offset of the compression loader 148c2ecf20Sopenharmony_ci# Assign dummy values if these 2 variables are not defined, 158c2ecf20Sopenharmony_ci# in order to suppress error message. 168c2ecf20Sopenharmony_ci# 178c2ecf20Sopenharmony_ciCONFIG_MEMORY_START ?= 0x00400000 188c2ecf20Sopenharmony_ciCONFIG_BOOT_LINK_OFFSET ?= 0x00280000 198c2ecf20Sopenharmony_ciIMAGE_OFFSET := $(shell printf "0x%08x" $$(($(CONFIG_MEMORY_START)+$(CONFIG_BOOT_LINK_OFFSET)))) 208c2ecf20Sopenharmony_ci 218c2ecf20Sopenharmony_ciLIBGCC := $(shell $(CROSS-COMPILE)$(CC) $(KBUILD_CFLAGS) -print-libgcc-file-name 2>/dev/null) 228c2ecf20Sopenharmony_ciLDFLAGS_vmlinux := -Ttext $(IMAGE_OFFSET) -estartup -T $(obj)/vmlinux.lds \ 238c2ecf20Sopenharmony_ci --defsym output=$(CONFIG_MEMORY_START) 248c2ecf20Sopenharmony_ci 258c2ecf20Sopenharmony_ci$(obj)/vmlinux: $(OBJECTS) $(obj)/piggy.o $(LIBGCC) FORCE 268c2ecf20Sopenharmony_ci $(call if_changed,ld) 278c2ecf20Sopenharmony_ci 288c2ecf20Sopenharmony_ci$(obj)/vmlinux.bin: vmlinux FORCE 298c2ecf20Sopenharmony_ci $(call if_changed,objcopy) 308c2ecf20Sopenharmony_ci 318c2ecf20Sopenharmony_cisuffix-$(CONFIG_KERNEL_GZIP) := gzip 328c2ecf20Sopenharmony_cisuffix-$(CONFIG_KERNEL_LZO) := lzo 338c2ecf20Sopenharmony_ci 348c2ecf20Sopenharmony_ci$(obj)/vmlinux.bin.$(suffix-y): $(obj)/vmlinux.bin FORCE 358c2ecf20Sopenharmony_ci $(call if_changed,$(suffix-y)) 368c2ecf20Sopenharmony_ci 378c2ecf20Sopenharmony_ciLDFLAGS_piggy.o := -r --format binary --oformat elf32-h8300-linux -T 388c2ecf20Sopenharmony_ciOBJCOPYFLAGS := -O binary 398c2ecf20Sopenharmony_ci 408c2ecf20Sopenharmony_ci$(obj)/piggy.o: $(obj)/vmlinux.scr $(obj)/vmlinux.bin.$(suffix-y) FORCE 418c2ecf20Sopenharmony_ci $(call if_changed,ld) 428c2ecf20Sopenharmony_ci 438c2ecf20Sopenharmony_ciCFLAGS_misc.o = -O0 44