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88 lines
2.7 KiB
88 lines
2.7 KiB
# SPDX-License-Identifier: GPL-2.0-only |
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# |
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# linux/arch/parisc/boot/compressed/Makefile |
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# |
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# create a compressed self-extracting vmlinux image from the original vmlinux |
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# |
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KCOV_INSTRUMENT := n |
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GCOV_PROFILE := n |
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UBSAN_SANITIZE := n |
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targets := vmlinux.lds vmlinux vmlinux.bin vmlinux.bin.gz vmlinux.bin.bz2 |
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targets += vmlinux.bin.xz vmlinux.bin.lzma vmlinux.bin.lzo vmlinux.bin.lz4 |
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targets += misc.o piggy.o sizes.h head.o real2.o firmware.o |
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targets += real2.S firmware.c |
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KBUILD_CFLAGS := -D__KERNEL__ -O2 -DBOOTLOADER |
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KBUILD_CFLAGS += -DDISABLE_BRANCH_PROFILING |
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KBUILD_CFLAGS += -fno-strict-aliasing |
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KBUILD_CFLAGS += $(cflags-y) -fno-delete-null-pointer-checks -fno-builtin-printf |
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KBUILD_CFLAGS += -fno-PIE -mno-space-regs -mdisable-fpregs -Os |
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ifndef CONFIG_64BIT |
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KBUILD_CFLAGS += -mfast-indirect-calls |
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endif |
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OBJECTS += $(obj)/head.o $(obj)/real2.o $(obj)/firmware.o $(obj)/misc.o $(obj)/piggy.o |
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LDFLAGS_vmlinux := -X -e startup --as-needed -T |
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$(obj)/vmlinux: $(obj)/vmlinux.lds $(OBJECTS) $(LIBGCC) |
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$(call if_changed,ld) |
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sed-sizes := -e 's/^\([0-9a-fA-F]*\) . \(__bss_start\|_end\|parisc_kernel_start\)$$/\#define SZ\2 0x\1/p' |
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quiet_cmd_sizes = GEN $@ |
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cmd_sizes = $(NM) $< | sed -n $(sed-sizes) > $@ |
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$(obj)/sizes.h: vmlinux |
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$(call if_changed,sizes) |
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AFLAGS_head.o += -I$(objtree)/$(obj) -DBOOTLOADER |
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$(obj)/head.o: $(obj)/sizes.h |
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CFLAGS_misc.o += -I$(objtree)/$(obj) |
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$(obj)/misc.o: $(obj)/sizes.h |
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$(obj)/firmware.o: $(obj)/firmware.c |
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$(obj)/firmware.c: $(srctree)/arch/$(SRCARCH)/kernel/firmware.c |
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$(call cmd,shipped) |
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AFLAGS_real2.o += -DBOOTLOADER |
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$(obj)/real2.o: $(obj)/real2.S |
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$(obj)/real2.S: $(srctree)/arch/$(SRCARCH)/kernel/real2.S |
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$(call cmd,shipped) |
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$(obj)/misc.o: $(obj)/sizes.h |
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CPPFLAGS_vmlinux.lds += -I$(objtree)/$(obj) -DBOOTLOADER |
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$(obj)/vmlinux.lds: $(obj)/sizes.h |
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OBJCOPYFLAGS_vmlinux.bin := -R .comment -R .note -S |
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$(obj)/vmlinux.bin: vmlinux FORCE |
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$(call if_changed,objcopy) |
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vmlinux.bin.all-y := $(obj)/vmlinux.bin |
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suffix-$(CONFIG_KERNEL_GZIP) := gz |
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suffix-$(CONFIG_KERNEL_BZIP2) := bz2 |
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suffix-$(CONFIG_KERNEL_LZ4) := lz4 |
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suffix-$(CONFIG_KERNEL_LZMA) := lzma |
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suffix-$(CONFIG_KERNEL_LZO) := lzo |
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suffix-$(CONFIG_KERNEL_XZ) := xz |
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$(obj)/vmlinux.bin.gz: $(vmlinux.bin.all-y) |
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$(call if_changed,gzip) |
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$(obj)/vmlinux.bin.bz2: $(vmlinux.bin.all-y) |
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$(call if_changed,bzip2) |
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$(obj)/vmlinux.bin.lz4: $(vmlinux.bin.all-y) |
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$(call if_changed,lz4) |
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$(obj)/vmlinux.bin.lzma: $(vmlinux.bin.all-y) |
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$(call if_changed,lzma) |
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$(obj)/vmlinux.bin.lzo: $(vmlinux.bin.all-y) |
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$(call if_changed,lzo) |
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$(obj)/vmlinux.bin.xz: $(vmlinux.bin.all-y) |
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$(call if_changed,xzkern) |
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LDFLAGS_piggy.o := -r --format binary --oformat $(LD_BFD) -T |
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$(obj)/piggy.o: $(obj)/vmlinux.scr $(obj)/vmlinux.bin.$(suffix-y) |
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$(call if_changed,ld)
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