xref: /linux/arch/sh/boot/compressed/Makefile (revision 37744feebc086908fd89760650f458ab19071750)
1b2441318SGreg Kroah-Hartman# SPDX-License-Identifier: GPL-2.0
21eca133cSPaul Mundt#
31eca133cSPaul Mundt# linux/arch/sh/boot/compressed/Makefile
41eca133cSPaul Mundt#
51eca133cSPaul Mundt# create a compressed vmlinux image from the original vmlinux
61eca133cSPaul Mundt#
71eca133cSPaul Mundt
81eca133cSPaul Mundttargets		:= vmlinux vmlinux.bin vmlinux.bin.gz \
907e88e1bSPaul Mundt		   vmlinux.bin.bz2 vmlinux.bin.lzma \
1050cfa79dSPaul Mundt		   vmlinux.bin.xz vmlinux.bin.lzo \
11*37744feeSArnd Bergmann		   head_32.o misc.o piggy.o
121eca133cSPaul Mundt
13*37744feeSArnd BergmannOBJECTS = $(obj)/head_32.o $(obj)/misc.o $(obj)/cache.o
141eca133cSPaul Mundt
15d4f7e513SChris SmithGCOV_PROFILE := n
16d4f7e513SChris Smith
171eca133cSPaul Mundt#
181eca133cSPaul Mundt# IMAGE_OFFSET is the load offset of the compression loader
191eca133cSPaul Mundt#
209c3d9363SMatt Flemingifeq ($(CONFIG_32BIT),y)
219c3d9363SMatt FlemingIMAGE_OFFSET	:= $(shell /bin/bash -c 'printf "0x%08x" \
229c3d9363SMatt Fleming		     $$[$(CONFIG_MEMORY_START)  + \
239c3d9363SMatt Fleming			$(CONFIG_BOOT_LINK_OFFSET)]')
249c3d9363SMatt Flemingelse
251eca133cSPaul MundtIMAGE_OFFSET	:= $(shell /bin/bash -c 'printf "0x%08x" \
261eca133cSPaul Mundt		     $$[$(CONFIG_PAGE_OFFSET)  + \
271eca133cSPaul Mundt			$(KERNEL_MEMORY) + \
281eca133cSPaul Mundt			$(CONFIG_BOOT_LINK_OFFSET)]')
299c3d9363SMatt Flemingendif
301eca133cSPaul Mundt
31473d1cf4SPaul Mundtifeq ($(CONFIG_MCOUNT),y)
321eca133cSPaul MundtORIG_CFLAGS := $(KBUILD_CFLAGS)
331eca133cSPaul MundtKBUILD_CFLAGS = $(subst -pg, , $(ORIG_CFLAGS))
341eca133cSPaul Mundtendif
351eca133cSPaul Mundt
361eca133cSPaul MundtLDFLAGS_vmlinux := --oformat $(ld-bfd) -Ttext $(IMAGE_OFFSET) -e startup \
371eca133cSPaul Mundt		   -T $(obj)/../../kernel/vmlinux.lds
381eca133cSPaul Mundt
39363e9f05SPaul Mundt#
40363e9f05SPaul Mundt# Pull in the necessary libgcc bits from the in-kernel implementation.
41363e9f05SPaul Mundt#
42*37744feeSArnd Bergmannlib1funcs-y	:= ashiftrt.S ashldi3.c ashrsi3.S ashlsi3.S lshrsi3.S
43363e9f05SPaul Mundtlib1funcs-obj   := \
44363e9f05SPaul Mundt	$(addsuffix .o, $(basename $(addprefix $(obj)/, $(lib1funcs-y))))
45363e9f05SPaul Mundt
46363e9f05SPaul Mundtlib1funcs-dir		:= $(srctree)/arch/$(SRCARCH)/lib
47363e9f05SPaul Mundt
482af7967aSYoshinori SatoKBUILD_CFLAGS += -I$(lib1funcs-dir) -DDISABLE_BRANCH_PROFILING
49363e9f05SPaul Mundt
50363e9f05SPaul Mundt$(addprefix $(obj)/,$(lib1funcs-y)): $(obj)/%: $(lib1funcs-dir)/% FORCE
51363e9f05SPaul Mundt	$(call cmd,shipped)
52363e9f05SPaul Mundt
53363e9f05SPaul Mundt$(obj)/vmlinux: $(OBJECTS) $(obj)/piggy.o $(lib1funcs-obj) FORCE
541eca133cSPaul Mundt	$(call if_changed,ld)
551eca133cSPaul Mundt
561eca133cSPaul Mundt$(obj)/vmlinux.bin: vmlinux FORCE
571eca133cSPaul Mundt	$(call if_changed,objcopy)
581eca133cSPaul Mundt
5907e88e1bSPaul Mundtvmlinux.bin.all-y := $(obj)/vmlinux.bin
6007e88e1bSPaul Mundt
6107e88e1bSPaul Mundt$(obj)/vmlinux.bin.gz: $(vmlinux.bin.all-y) FORCE
621eca133cSPaul Mundt	$(call if_changed,gzip)
6307e88e1bSPaul Mundt$(obj)/vmlinux.bin.bz2: $(vmlinux.bin.all-y) FORCE
6407e88e1bSPaul Mundt	$(call if_changed,bzip2)
6507e88e1bSPaul Mundt$(obj)/vmlinux.bin.lzma: $(vmlinux.bin.all-y) FORCE
6607e88e1bSPaul Mundt	$(call if_changed,lzma)
6750cfa79dSPaul Mundt$(obj)/vmlinux.bin.xz: $(vmlinux.bin.all-y) FORCE
6850cfa79dSPaul Mundt	$(call if_changed,xzkern)
69c7b16efbSPaul Mundt$(obj)/vmlinux.bin.lzo: $(vmlinux.bin.all-y) FORCE
70c7b16efbSPaul Mundt	$(call if_changed,lzo)
7107e88e1bSPaul Mundt
721eca133cSPaul MundtOBJCOPYFLAGS += -R .empty_zero_page
731eca133cSPaul Mundt
7407e88e1bSPaul MundtLDFLAGS_piggy.o := -r --format binary --oformat $(ld-bfd) -T
7507e88e1bSPaul Mundt
7607e88e1bSPaul Mundt$(obj)/piggy.o: $(obj)/vmlinux.scr $(obj)/vmlinux.bin.$(suffix-y) FORCE
7707e88e1bSPaul Mundt	$(call if_changed,ld)
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