projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 1844c9bc MS |
1 | # |
| 2 | # linux/arch/s390/boot/compressed/Makefile | |
| 3 | # | |
| 4 | # create a compressed vmlinux image from the original vmlinux | |
| 5 | # | |
| 6 | ||
| 7 | BITS := $(if $(CONFIG_64BIT),64,31) | |
| 8 | ||
| 8e2872ce HC |
9 | targets := vmlinux.lds vmlinux vmlinux.bin vmlinux.bin.gz vmlinux.bin.bz2 |
| 10 | targets += vmlinux.bin.xz vmlinux.bin.lzma vmlinux.bin.lzo vmlinux.bin.lz4 | |
| 11 | targets += misc.o piggy.o sizes.h head$(BITS).o | |
| 1844c9bc MS |
12 | |
| 13 | KBUILD_CFLAGS := -m$(BITS) -D__KERNEL__ $(LINUX_INCLUDE) -O2 | |
| 1a0f2487 | 14 | KBUILD_CFLAGS += -DDISABLE_BRANCH_PROFILING |
| cedbecd6 | 15 | KBUILD_CFLAGS += $(cflags-y) -fno-delete-null-pointer-checks |
| 1844c9bc MS |
16 | KBUILD_CFLAGS += $(call cc-option,-mpacked-stack) |
| 17 | KBUILD_CFLAGS += $(call cc-option,-ffreestanding) | |
| 18 | ||
| 19 | GCOV_PROFILE := n | |
| 20 | ||
| 21 | OBJECTS := $(addprefix $(objtree)/arch/s390/kernel/, head.o sclp.o ebcdic.o) | |
| 22 | OBJECTS += $(obj)/head$(BITS).o $(obj)/misc.o $(obj)/piggy.o | |
| 23 | ||
| 24 | LDFLAGS_vmlinux := --oformat $(LD_BFD) -e startup -T | |
| 25 | $(obj)/vmlinux: $(obj)/vmlinux.lds $(OBJECTS) | |
| 26 | $(call if_changed,ld) | |
| 27 | @: | |
| 28 | ||
| 29 | sed-sizes := -e 's/^\([0-9a-fA-F]*\) . \(__bss_start\|_end\)$$/\#define SZ\2 0x\1/p' | |
| 30 | ||
| 31 | quiet_cmd_sizes = GEN $@ | |
| 32 | cmd_sizes = $(NM) $< | sed -n $(sed-sizes) > $@ | |
| 33 | ||
| 34 | $(obj)/sizes.h: vmlinux | |
| 35 | $(call if_changed,sizes) | |
| 36 | ||
| 37 | AFLAGS_head$(BITS).o += -I$(obj) | |
| 38 | $(obj)/head$(BITS).o: $(obj)/sizes.h | |
| 39 | ||
| 40 | CFLAGS_misc.o += -I$(obj) | |
| 41 | $(obj)/misc.o: $(obj)/sizes.h | |
| 42 | ||
| 43 | OBJCOPYFLAGS_vmlinux.bin := -R .comment -S | |
| 44 | $(obj)/vmlinux.bin: vmlinux | |
| 45 | $(call if_changed,objcopy) | |
| 46 | ||
| 47 | vmlinux.bin.all-y := $(obj)/vmlinux.bin | |
| 48 | ||
| 49 | suffix-$(CONFIG_KERNEL_GZIP) := gz | |
| 50 | suffix-$(CONFIG_KERNEL_BZIP2) := bz2 | |
| 8e2872ce | 51 | suffix-$(CONFIG_KERNEL_LZ4) := lz4 |
| 1844c9bc | 52 | suffix-$(CONFIG_KERNEL_LZMA) := lzma |
| cdf56649 | 53 | suffix-$(CONFIG_KERNEL_LZO) := lzo |
| d7b081ac | 54 | suffix-$(CONFIG_KERNEL_XZ) := xz |
| 1844c9bc MS |
55 | |
| 56 | $(obj)/vmlinux.bin.gz: $(vmlinux.bin.all-y) | |
| 57 | $(call if_changed,gzip) | |
| 58 | $(obj)/vmlinux.bin.bz2: $(vmlinux.bin.all-y) | |
| 59 | $(call if_changed,bzip2) | |
| 8e2872ce HC |
60 | $(obj)/vmlinux.bin.lz4: $(vmlinux.bin.all-y) |
| 61 | $(call if_changed,lz4) | |
| 1844c9bc MS |
62 | $(obj)/vmlinux.bin.lzma: $(vmlinux.bin.all-y) |
| 63 | $(call if_changed,lzma) | |
| cdf56649 HC |
64 | $(obj)/vmlinux.bin.lzo: $(vmlinux.bin.all-y) |
| 65 | $(call if_changed,lzo) | |
| d7b081ac HC |
66 | $(obj)/vmlinux.bin.xz: $(vmlinux.bin.all-y) |
| 67 | $(call if_changed,xzkern) | |
| 1844c9bc MS |
68 | |
| 69 | LDFLAGS_piggy.o := -r --format binary --oformat $(LD_BFD) -T | |
| 70 | $(obj)/piggy.o: $(obj)/vmlinux.scr $(obj)/vmlinux.bin.$(suffix-y) | |
| 71 | $(call if_changed,ld) |