projects / linux-block.git / blame
| Commit | Line | Data |
|---|---|---|
| ec8f24b7 | 1 | # SPDX-License-Identifier: GPL-2.0-only |
| 2f3c7b81 HD |
2 | # |
| 3 | # linux/arch/parisc/boot/compressed/Makefile | |
| 4 | # | |
| 5 | # create a compressed self-extracting vmlinux image from the original vmlinux | |
| 6 | # | |
| 7 | ||
| 6f21e734 | 8 | OBJECTS := head.o real2.o firmware.o misc.o piggy.o |
| 2f3c7b81 HD |
9 | targets := vmlinux.lds vmlinux vmlinux.bin vmlinux.bin.gz vmlinux.bin.bz2 |
| 10 | targets += vmlinux.bin.xz vmlinux.bin.lzma vmlinux.bin.lzo vmlinux.bin.lz4 | |
| 6f21e734 | 11 | targets += $(OBJECTS) sizes.h |
| 2f3c7b81 HD |
12 | |
| 13 | KBUILD_CFLAGS := -D__KERNEL__ -O2 -DBOOTLOADER | |
| 14 | KBUILD_CFLAGS += -DDISABLE_BRANCH_PROFILING | |
| 3fd84a4f | 15 | KBUILD_CFLAGS += -fno-strict-aliasing |
| 34c201ae | 16 | KBUILD_CFLAGS += $(cflags-y) -fno-delete-null-pointer-checks -fno-builtin-printf |
| 8c031ba6 | 17 | KBUILD_CFLAGS += -fno-PIE -mno-space-regs -mdisable-fpregs -Os |
| 2f3c7b81 HD |
18 | ifndef CONFIG_64BIT |
| 19 | KBUILD_CFLAGS += -mfast-indirect-calls | |
| 20 | endif | |
| 21 | ||
| 2f3c7b81 | 22 | LDFLAGS_vmlinux := -X -e startup --as-needed -T |
| 6f21e734 | 23 | $(obj)/vmlinux: $(obj)/vmlinux.lds $(addprefix $(obj)/, $(OBJECTS)) $(LIBGCC) FORCE |
| 2f3c7b81 HD |
24 | $(call if_changed,ld) |
| 25 | ||
| 26 | sed-sizes := -e 's/^\([0-9a-fA-F]*\) . \(__bss_start\|_end\|parisc_kernel_start\)$$/\#define SZ\2 0x\1/p' | |
| 27 | ||
| 28 | quiet_cmd_sizes = GEN $@ | |
| 29 | cmd_sizes = $(NM) $< | sed -n $(sed-sizes) > $@ | |
| 30 | ||
| 3da6379a | 31 | $(obj)/sizes.h: vmlinux FORCE |
| 2f3c7b81 HD |
32 | $(call if_changed,sizes) |
| 33 | ||
| 34 | AFLAGS_head.o += -I$(objtree)/$(obj) -DBOOTLOADER | |
| 35 | $(obj)/head.o: $(obj)/sizes.h | |
| 36 | ||
| 37 | CFLAGS_misc.o += -I$(objtree)/$(obj) | |
| 38 | $(obj)/misc.o: $(obj)/sizes.h | |
| 39 | ||
| 2f3c7b81 | 40 | AFLAGS_real2.o += -DBOOTLOADER |
| 2f3c7b81 | 41 | |
| 2f3c7b81 HD |
42 | CPPFLAGS_vmlinux.lds += -I$(objtree)/$(obj) -DBOOTLOADER |
| 43 | $(obj)/vmlinux.lds: $(obj)/sizes.h | |
| 44 | ||
| e50beea8 HD |
45 | OBJCOPYFLAGS_vmlinux.bin := -R .comment -R .note -S |
| 46 | $(obj)/vmlinux.bin: vmlinux FORCE | |
| 2f3c7b81 HD |
47 | $(call if_changed,objcopy) |
| 48 | ||
| 2f3c7b81 HD |
49 | suffix-$(CONFIG_KERNEL_GZIP) := gz |
| 50 | suffix-$(CONFIG_KERNEL_BZIP2) := bz2 | |
| 51 | suffix-$(CONFIG_KERNEL_LZ4) := lz4 | |
| 52 | suffix-$(CONFIG_KERNEL_LZMA) := lzma | |
| 53 | suffix-$(CONFIG_KERNEL_LZO) := lzo | |
| 54 | suffix-$(CONFIG_KERNEL_XZ) := xz | |
| 55 | ||
| 53e7b5df | 56 | $(obj)/vmlinux.bin.gz: $(obj)/vmlinux.bin FORCE |
| 2f3c7b81 | 57 | $(call if_changed,gzip) |
| 53e7b5df | 58 | $(obj)/vmlinux.bin.bz2: $(obj)/vmlinux.bin FORCE |
| 7ce7e984 | 59 | $(call if_changed,bzip2_with_size) |
| 53e7b5df | 60 | $(obj)/vmlinux.bin.lz4: $(obj)/vmlinux.bin FORCE |
| 7ce7e984 | 61 | $(call if_changed,lz4_with_size) |
| 53e7b5df | 62 | $(obj)/vmlinux.bin.lzma: $(obj)/vmlinux.bin FORCE |
| 7ce7e984 | 63 | $(call if_changed,lzma_with_size) |
| 53e7b5df | 64 | $(obj)/vmlinux.bin.lzo: $(obj)/vmlinux.bin FORCE |
| 7ce7e984 | 65 | $(call if_changed,lzo_with_size) |
| 53e7b5df | 66 | $(obj)/vmlinux.bin.xz: $(obj)/vmlinux.bin FORCE |
| 7ce7e984 | 67 | $(call if_changed,xzkern_with_size) |
| 2f3c7b81 HD |
68 | |
| 69 | LDFLAGS_piggy.o := -r --format binary --oformat $(LD_BFD) -T | |
| 3da6379a | 70 | $(obj)/piggy.o: $(obj)/vmlinux.scr $(obj)/vmlinux.bin.$(suffix-y) FORCE |
| 2f3c7b81 | 71 | $(call if_changed,ld) |