Prepare v2024.04

[ti-u-boot/ti-u-boot.git] / Kbuild

diff --git a/Kbuild b/Kbuild
index 979555f54f77343891a302c85f19f159f70f2e40..bf52e540518e1d05d22249a4d7ec46b4b86d2825 100644 (file)
--- a/Kbuild
+++ b/Kbuild
@@ -1,70 +1,31 @@
+# SPDX-License-Identifier: GPL-2.0
 #
 # Kbuild for top-level directory of U-Boot
-# This file takes care of the following:
-# 1) Generate generic-asm-offsets.h
-# 2) Generate asm-offsets.h
-
-# Default sed regexp - multiline due to syntax constraints
-define sed-y
-       "s:[[:space:]]*\.ascii[[:space:]]*\"\(.*\)\":\1:; \
-       /^->/{s:->#\(.*\):/* \1 */:; \
-       s:^->\([^ ]*\) [\$$#]*\([-0-9]*\) \(.*\):#define \1 \2 /* \3 */:; \
-       s:^->\([^ ]*\) [\$$#]*\([^ ]*\) \(.*\):#define \1 \2 /* \3 */:; \
-       s:->::; p;}"
-endef
-
-quiet_cmd_offsets = GEN     $@
-define cmd_offsets
-       (set -e; \
-        echo "#ifndef $2"; \
-        echo "#define $2"; \
-        echo "/*"; \
-        echo " * DO NOT MODIFY."; \
-        echo " *"; \
-        echo " * This file was generated by Kbuild"; \
-        echo " *"; \
-        echo " */"; \
-        echo ""; \
-        sed -ne $(sed-y) $<; \
-        echo ""; \
-        echo "#endif" ) > $@
-endef
 
 #####
-# 1) Generate generic-asm-offsets.h
+# Generate generic-asm-offsets.h
 
 generic-offsets-file := include/generated/generic-asm-offsets.h
 
 always  := $(generic-offsets-file)
-targets := $(generic-offsets-file) lib/asm-offsets.s
+targets := lib/asm-offsets.s
 
-# We use internal kbuild rules to avoid the "is up to date" message from make
-lib/asm-offsets.s: lib/asm-offsets.c FORCE
-       $(Q)mkdir -p $(dir $@)
-       $(call if_changed_dep,cc_s_c)
+CFLAGS_REMOVE_asm-offsets.o := $(LTO_CFLAGS)
 
-$(obj)/$(generic-offsets-file): lib/asm-offsets.s Kbuild
-       $(Q)mkdir -p $(dir $@)
-       $(call cmd,offsets,__GENERIC_ASM_OFFSETS_H__)
+$(obj)/$(generic-offsets-file): $(obj)/lib/asm-offsets.s FORCE
+       $(call filechk,offsets,__GENERIC_ASM_OFFSETS_H__)
 
 #####
-# 2) Generate asm-offsets.h
-#
+# Generate asm-offsets.h
 
 ifneq ($(wildcard $(srctree)/arch/$(ARCH)/lib/asm-offsets.c),)
 offsets-file := include/generated/asm-offsets.h
 endif
 
 always  += $(offsets-file)
-targets += $(offsets-file)
 targets += arch/$(ARCH)/lib/asm-offsets.s
 
 CFLAGS_asm-offsets.o := -DDO_DEPS_ONLY
 
-# We use internal kbuild rules to avoid the "is up to date" message from make
-arch/$(ARCH)/lib/asm-offsets.s: arch/$(ARCH)/lib/asm-offsets.c FORCE
-       $(Q)mkdir -p $(dir $@)
-       $(call if_changed_dep,cc_s_c)
-
-$(obj)/$(offsets-file): arch/$(ARCH)/lib/asm-offsets.s Kbuild
-       $(call cmd,offsets,__ASM_OFFSETS_H__)
+$(obj)/$(offsets-file): $(obj)/arch/$(ARCH)/lib/asm-offsets.s FORCE
+       $(call filechk,offsets,__ASM_OFFSETS_H__)