| Greg Kroah-Hartman | b244131 | 2017-11-01 15:07:57 +0100 | [diff] [blame] | 1 | # SPDX-License-Identifier: GPL-2.0 |
| Paul Mundt | 1eca133 | 2009-05-10 00:58:21 +0900 | [diff] [blame] | 2 | # |
| 3 | # linux/arch/sh/boot/compressed/Makefile |
| 4 | # |
| 5 | # create a compressed vmlinux image from the original vmlinux |
| 6 | # |
| 7 | |
| 8 | targets := vmlinux vmlinux.bin vmlinux.bin.gz \ |
| Paul Mundt | 07e88e1 | 2009-07-11 13:21:19 -0400 | [diff] [blame] | 9 | vmlinux.bin.bz2 vmlinux.bin.lzma \ |
| Paul Mundt | 50cfa79 | 2011-01-14 15:52:54 +0900 | [diff] [blame] | 10 | vmlinux.bin.xz vmlinux.bin.lzo \ |
| Paul Mundt | 59f0029 | 2009-07-11 13:32:24 -0400 | [diff] [blame] | 11 | head_$(BITS).o misc.o piggy.o |
| Paul Mundt | 1eca133 | 2009-05-10 00:58:21 +0900 | [diff] [blame] | 12 | |
| Paul Mundt | 59f0029 | 2009-07-11 13:32:24 -0400 | [diff] [blame] | 13 | OBJECTS = $(obj)/head_$(BITS).o $(obj)/misc.o $(obj)/cache.o |
| Paul Mundt | 1eca133 | 2009-05-10 00:58:21 +0900 | [diff] [blame] | 14 | |
| Chris Smith | d4f7e51 | 2010-11-12 16:26:54 +0100 | [diff] [blame] | 15 | GCOV_PROFILE := n |
| 16 | |
| Paul Mundt | 1eca133 | 2009-05-10 00:58:21 +0900 | [diff] [blame] | 17 | # |
| 18 | # IMAGE_OFFSET is the load offset of the compression loader |
| 19 | # |
| Matt Fleming | 9c3d936 | 2010-04-24 13:34:44 +0100 | [diff] [blame] | 20 | ifeq ($(CONFIG_32BIT),y) |
| 21 | IMAGE_OFFSET := $(shell /bin/bash -c 'printf "0x%08x" \ |
| 22 | $$[$(CONFIG_MEMORY_START) + \ |
| 23 | $(CONFIG_BOOT_LINK_OFFSET)]') |
| 24 | else |
| Paul Mundt | 1eca133 | 2009-05-10 00:58:21 +0900 | [diff] [blame] | 25 | IMAGE_OFFSET := $(shell /bin/bash -c 'printf "0x%08x" \ |
| 26 | $$[$(CONFIG_PAGE_OFFSET) + \ |
| 27 | $(KERNEL_MEMORY) + \ |
| 28 | $(CONFIG_BOOT_LINK_OFFSET)]') |
| Matt Fleming | 9c3d936 | 2010-04-24 13:34:44 +0100 | [diff] [blame] | 29 | endif |
| Paul Mundt | 1eca133 | 2009-05-10 00:58:21 +0900 | [diff] [blame] | 30 | |
| Paul Mundt | 473d1cf | 2009-07-11 19:56:58 +0900 | [diff] [blame] | 31 | ifeq ($(CONFIG_MCOUNT),y) |
| Paul Mundt | 1eca133 | 2009-05-10 00:58:21 +0900 | [diff] [blame] | 32 | ORIG_CFLAGS := $(KBUILD_CFLAGS) |
| 33 | KBUILD_CFLAGS = $(subst -pg, , $(ORIG_CFLAGS)) |
| 34 | endif |
| 35 | |
| 36 | LDFLAGS_vmlinux := --oformat $(ld-bfd) -Ttext $(IMAGE_OFFSET) -e startup \ |
| 37 | -T $(obj)/../../kernel/vmlinux.lds |
| 38 | |
| Paul Mundt | 363e9f0 | 2011-06-06 17:57:58 +0900 | [diff] [blame] | 39 | # |
| 40 | # Pull in the necessary libgcc bits from the in-kernel implementation. |
| 41 | # |
| 42 | lib1funcs-$(CONFIG_SUPERH32) := ashiftrt.S ashldi3.c ashrsi3.S ashlsi3.S \ |
| 43 | lshrsi3.S |
| 44 | lib1funcs-obj := \ |
| 45 | $(addsuffix .o, $(basename $(addprefix $(obj)/, $(lib1funcs-y)))) |
| 46 | |
| 47 | lib1funcs-dir := $(srctree)/arch/$(SRCARCH)/lib |
| 48 | ifeq ($(BITS),64) |
| 49 | lib1funcs-dir := $(addsuffix $(BITS), $(lib1funcs-dir)) |
| 50 | endif |
| 51 | |
| Yoshinori Sato | 2af7967 | 2016-03-07 22:41:45 +0900 | [diff] [blame] | 52 | KBUILD_CFLAGS += -I$(lib1funcs-dir) -DDISABLE_BRANCH_PROFILING |
| Paul Mundt | 363e9f0 | 2011-06-06 17:57:58 +0900 | [diff] [blame] | 53 | |
| 54 | $(addprefix $(obj)/,$(lib1funcs-y)): $(obj)/%: $(lib1funcs-dir)/% FORCE |
| 55 | $(call cmd,shipped) |
| 56 | |
| 57 | $(obj)/vmlinux: $(OBJECTS) $(obj)/piggy.o $(lib1funcs-obj) FORCE |
| Paul Mundt | 1eca133 | 2009-05-10 00:58:21 +0900 | [diff] [blame] | 58 | $(call if_changed,ld) |
| Paul Mundt | 1eca133 | 2009-05-10 00:58:21 +0900 | [diff] [blame] | 59 | |
| 60 | $(obj)/vmlinux.bin: vmlinux FORCE |
| 61 | $(call if_changed,objcopy) |
| 62 | |
| Paul Mundt | 07e88e1 | 2009-07-11 13:21:19 -0400 | [diff] [blame] | 63 | vmlinux.bin.all-y := $(obj)/vmlinux.bin |
| 64 | |
| 65 | $(obj)/vmlinux.bin.gz: $(vmlinux.bin.all-y) FORCE |
| Paul Mundt | 1eca133 | 2009-05-10 00:58:21 +0900 | [diff] [blame] | 66 | $(call if_changed,gzip) |
| Paul Mundt | 07e88e1 | 2009-07-11 13:21:19 -0400 | [diff] [blame] | 67 | $(obj)/vmlinux.bin.bz2: $(vmlinux.bin.all-y) FORCE |
| 68 | $(call if_changed,bzip2) |
| 69 | $(obj)/vmlinux.bin.lzma: $(vmlinux.bin.all-y) FORCE |
| 70 | $(call if_changed,lzma) |
| Paul Mundt | 50cfa79 | 2011-01-14 15:52:54 +0900 | [diff] [blame] | 71 | $(obj)/vmlinux.bin.xz: $(vmlinux.bin.all-y) FORCE |
| 72 | $(call if_changed,xzkern) |
| Paul Mundt | c7b16ef | 2010-01-13 13:29:19 +0900 | [diff] [blame] | 73 | $(obj)/vmlinux.bin.lzo: $(vmlinux.bin.all-y) FORCE |
| 74 | $(call if_changed,lzo) |
| Paul Mundt | 07e88e1 | 2009-07-11 13:21:19 -0400 | [diff] [blame] | 75 | |
| Paul Mundt | 1eca133 | 2009-05-10 00:58:21 +0900 | [diff] [blame] | 76 | OBJCOPYFLAGS += -R .empty_zero_page |
| 77 | |
| Paul Mundt | 07e88e1 | 2009-07-11 13:21:19 -0400 | [diff] [blame] | 78 | LDFLAGS_piggy.o := -r --format binary --oformat $(ld-bfd) -T |
| 79 | |
| 80 | $(obj)/piggy.o: $(obj)/vmlinux.scr $(obj)/vmlinux.bin.$(suffix-y) FORCE |
| 81 | $(call if_changed,ld) |