mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git
synced 2025-01-01 10:42:11 +00:00
000e22a80d
The cmd_cc_o_c and cmd_as_o_S macros are duplicated in
scripts/Makefile.{build,modfinal,vmlinux}.
This commit factors them out to scripts/Makefile.lib.
No functional changes are intended.
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
106 lines
3.0 KiB
Makefile
106 lines
3.0 KiB
Makefile
# SPDX-License-Identifier: GPL-2.0-only
|
|
|
|
PHONY := __default
|
|
__default: vmlinux
|
|
|
|
include include/config/auto.conf
|
|
include $(srctree)/scripts/Kbuild.include
|
|
include $(srctree)/scripts/Makefile.lib
|
|
|
|
targets :=
|
|
|
|
%.o: %.c FORCE
|
|
$(call if_changed_dep,cc_o_c)
|
|
|
|
%.o: %.S FORCE
|
|
$(call if_changed_dep,as_o_S)
|
|
|
|
# Built-in dtb
|
|
# ---------------------------------------------------------------------------
|
|
|
|
quiet_cmd_wrap_dtbs = WRAP $@
|
|
cmd_wrap_dtbs = { \
|
|
echo '\#include <asm-generic/vmlinux.lds.h>'; \
|
|
echo '.section .dtb.init.rodata,"a"'; \
|
|
while read dtb; do \
|
|
symbase=__dtb_$$(basename -s .dtb "$${dtb}" | tr - _); \
|
|
echo '.balign STRUCT_ALIGNMENT'; \
|
|
echo ".global $${symbase}_begin"; \
|
|
echo "$${symbase}_begin:"; \
|
|
echo '.incbin "'$$dtb'" '; \
|
|
echo ".global $${symbase}_end"; \
|
|
echo "$${symbase}_end:"; \
|
|
done < $<; \
|
|
} > $@
|
|
|
|
.builtin-dtbs.S: .builtin-dtbs-list FORCE
|
|
$(call if_changed,wrap_dtbs)
|
|
|
|
quiet_cmd_gen_dtbs_list = GEN $@
|
|
cmd_gen_dtbs_list = \
|
|
$(if $(CONFIG_BUILTIN_DTB_NAME), echo "arch/$(SRCARCH)/boot/dts/$(CONFIG_BUILTIN_DTB_NAME).dtb",:) > $@
|
|
|
|
.builtin-dtbs-list: arch/$(SRCARCH)/boot/dts/dtbs-list FORCE
|
|
$(call if_changed,$(if $(CONFIG_BUILTIN_DTB_ALL),copy,gen_dtbs_list))
|
|
|
|
targets += .builtin-dtbs-list
|
|
|
|
ifdef CONFIG_GENERIC_BUILTIN_DTB
|
|
targets += .builtin-dtbs.S .builtin-dtbs.o
|
|
vmlinux: .builtin-dtbs.o
|
|
endif
|
|
|
|
# vmlinux
|
|
# ---------------------------------------------------------------------------
|
|
|
|
ifdef CONFIG_MODULES
|
|
targets += .vmlinux.export.o
|
|
vmlinux: .vmlinux.export.o
|
|
endif
|
|
|
|
ARCH_POSTLINK := $(wildcard $(srctree)/arch/$(SRCARCH)/Makefile.postlink)
|
|
|
|
# Final link of vmlinux with optional arch pass after final link
|
|
cmd_link_vmlinux = \
|
|
$< "$(LD)" "$(KBUILD_LDFLAGS)" "$(LDFLAGS_vmlinux)"; \
|
|
$(if $(ARCH_POSTLINK), $(MAKE) -f $(ARCH_POSTLINK) $@, true)
|
|
|
|
targets += vmlinux
|
|
vmlinux: scripts/link-vmlinux.sh vmlinux.o $(KBUILD_LDS) FORCE
|
|
+$(call if_changed_dep,link_vmlinux)
|
|
|
|
# module.builtin.ranges
|
|
# ---------------------------------------------------------------------------
|
|
ifdef CONFIG_BUILTIN_MODULE_RANGES
|
|
__default: modules.builtin.ranges
|
|
|
|
quiet_cmd_modules_builtin_ranges = GEN $@
|
|
cmd_modules_builtin_ranges = gawk -f $(real-prereqs) > $@
|
|
|
|
targets += modules.builtin.ranges
|
|
modules.builtin.ranges: $(srctree)/scripts/generate_builtin_ranges.awk \
|
|
modules.builtin vmlinux.map vmlinux.o.map FORCE
|
|
$(call if_changed,modules_builtin_ranges)
|
|
|
|
vmlinux.map: vmlinux
|
|
@:
|
|
|
|
endif
|
|
|
|
# Add FORCE to the prerequisites of a target to force it to be always rebuilt.
|
|
# ---------------------------------------------------------------------------
|
|
|
|
PHONY += FORCE
|
|
FORCE:
|
|
|
|
# Read all saved command lines and dependencies for the $(targets) we
|
|
# may be building above, using $(if_changed{,_dep}). As an
|
|
# optimization, we don't need to read them if the target does not
|
|
# exist, we will rebuild anyway in that case.
|
|
|
|
existing-targets := $(wildcard $(sort $(targets)))
|
|
|
|
-include $(foreach f,$(existing-targets),$(dir $(f)).$(notdir $(f)).cmd)
|
|
|
|
.PHONY: $(PHONY)
|