17b453719SMasahiro Yamada# SPDX-License-Identifier: GPL-2.0-only 27b453719SMasahiro Yamada 35d4aeffbSMasahiro YamadaPHONY := __default 45d4aeffbSMasahiro Yamada__default: vmlinux 55d4aeffbSMasahiro Yamada 67b453719SMasahiro Yamadainclude include/config/auto.conf 77b453719SMasahiro Yamadainclude $(srctree)/scripts/Kbuild.include 87b453719SMasahiro Yamada 97b453719SMasahiro Yamada# for c_flags 107b453719SMasahiro Yamadainclude $(srctree)/scripts/Makefile.lib 117b453719SMasahiro Yamada 125d4aeffbSMasahiro Yamadatargets := 135d4aeffbSMasahiro Yamada 147b453719SMasahiro Yamadaquiet_cmd_cc_o_c = CC $@ 157b453719SMasahiro Yamada cmd_cc_o_c = $(CC) $(c_flags) -c -o $@ $< 167b453719SMasahiro Yamada 177b453719SMasahiro Yamada%.o: %.c FORCE 187b453719SMasahiro Yamada $(call if_changed_dep,cc_o_c) 197b453719SMasahiro Yamada 205d4aeffbSMasahiro Yamadaifdef CONFIG_MODULES 215d4aeffbSMasahiro Yamadatargets += .vmlinux.export.o 225d4aeffbSMasahiro Yamadavmlinux: .vmlinux.export.o 235d4aeffbSMasahiro Yamadaendif 245d4aeffbSMasahiro Yamada 25*1198c9c6SNaveen N Raoifdef CONFIG_ARCH_WANTS_PRE_LINK_VMLINUX 26*1198c9c6SNaveen N Raovmlinux: arch/$(SRCARCH)/tools/vmlinux.arch.o 27*1198c9c6SNaveen N Rao 28*1198c9c6SNaveen N Raoarch/$(SRCARCH)/tools/vmlinux.arch.o: vmlinux.o FORCE 29*1198c9c6SNaveen N Rao $(Q)$(MAKE) $(build)=arch/$(SRCARCH)/tools $@ 30*1198c9c6SNaveen N Raoendif 31*1198c9c6SNaveen N Rao 325d4aeffbSMasahiro YamadaARCH_POSTLINK := $(wildcard $(srctree)/arch/$(SRCARCH)/Makefile.postlink) 335d4aeffbSMasahiro Yamada 345d4aeffbSMasahiro Yamada# Final link of vmlinux with optional arch pass after final link 355d4aeffbSMasahiro Yamadacmd_link_vmlinux = \ 365d4aeffbSMasahiro Yamada $< "$(LD)" "$(KBUILD_LDFLAGS)" "$(LDFLAGS_vmlinux)"; \ 375d4aeffbSMasahiro Yamada $(if $(ARCH_POSTLINK), $(MAKE) -f $(ARCH_POSTLINK) $@, true) 385d4aeffbSMasahiro Yamada 395d4aeffbSMasahiro Yamadatargets += vmlinux 405d4aeffbSMasahiro Yamadavmlinux: scripts/link-vmlinux.sh vmlinux.o $(KBUILD_LDS) FORCE 415d4aeffbSMasahiro Yamada +$(call if_changed_dep,link_vmlinux) 427b453719SMasahiro Yamada 435f5e7344SKris Van Hees# module.builtin.ranges 445f5e7344SKris Van Hees# --------------------------------------------------------------------------- 455f5e7344SKris Van Heesifdef CONFIG_BUILTIN_MODULE_RANGES 465f5e7344SKris Van Hees__default: modules.builtin.ranges 475f5e7344SKris Van Hees 485f5e7344SKris Van Heesquiet_cmd_modules_builtin_ranges = GEN $@ 495f5e7344SKris Van Hees cmd_modules_builtin_ranges = gawk -f $(real-prereqs) > $@ 505f5e7344SKris Van Hees 515f5e7344SKris Van Heestargets += modules.builtin.ranges 525f5e7344SKris Van Heesmodules.builtin.ranges: $(srctree)/scripts/generate_builtin_ranges.awk \ 535f5e7344SKris Van Hees modules.builtin vmlinux.map vmlinux.o.map FORCE 545f5e7344SKris Van Hees $(call if_changed,modules_builtin_ranges) 555f5e7344SKris Van Hees 565f5e7344SKris Van Heesvmlinux.map: vmlinux 575f5e7344SKris Van Hees @: 585f5e7344SKris Van Hees 595f5e7344SKris Van Heesendif 605f5e7344SKris Van Hees 618fb4ac1cSMasahiro Yamada# Add FORCE to the prerequisites of a target to force it to be always rebuilt. 627b453719SMasahiro Yamada# --------------------------------------------------------------------------- 637b453719SMasahiro Yamada 647b453719SMasahiro YamadaPHONY += FORCE 657b453719SMasahiro YamadaFORCE: 667b453719SMasahiro Yamada 677b453719SMasahiro Yamada# Read all saved command lines and dependencies for the $(targets) we 687b453719SMasahiro Yamada# may be building above, using $(if_changed{,_dep}). As an 697b453719SMasahiro Yamada# optimization, we don't need to read them if the target does not 707b453719SMasahiro Yamada# exist, we will rebuild anyway in that case. 717b453719SMasahiro Yamada 727b453719SMasahiro Yamadaexisting-targets := $(wildcard $(sort $(targets))) 737b453719SMasahiro Yamada 747b453719SMasahiro Yamada-include $(foreach f,$(existing-targets),$(dir $(f)).$(notdir $(f)).cmd) 757b453719SMasahiro Yamada 767b453719SMasahiro Yamada.PHONY: $(PHONY) 77