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| author | Masahiro Yamada <yamada.m@jp.panasonic.com> | 2014-02-24 11:12:11 +0900 |
|---|---|---|
| committer | Tom Rini <trini@ti.com> | 2014-02-25 11:01:28 -0500 |
| commit | 6a44d80634f7bf78182f5988ed0b93f2349a25ce (patch) | |
| tree | b42ae2d8b8a1bb10182316f5dcee461fd323b870 /Kbuild | |
| parent | 6378008a445cde64c0bd82fbab450bd9dba627b1 (diff) | |
| download | u-boot-imx-6a44d80634f7bf78182f5988ed0b93f2349a25ce.zip u-boot-imx-6a44d80634f7bf78182f5988ed0b93f2349a25ce.tar.gz u-boot-imx-6a44d80634f7bf78182f5988ed0b93f2349a25ce.tar.bz2 | |
kbuild: move asm-offsets.h rules to ./Kbuild
Generate include/generated/generic-asm-offsets.h and
include/generated/asm-offsets.h in ./Kbuild.
This commit also changes the include guard.
Before this commit, __ASM_OFFSETS_H__ was used for both of them.
So we could not include generic-asm-offsets.h and asm-offsets.h
at the same time.
This commit renames the include guard of the former to
__GENERIC_ASM_OFFSETS_H__.
Signed-off-by: Masahiro Yamada <yamada.m@jp.panasonic.com>
Diffstat (limited to 'Kbuild')
| -rw-r--r-- | Kbuild | 87 |
1 files changed, 87 insertions, 0 deletions
@@ -0,0 +1,87 @@ +# +# 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 + +##### +# 1) 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 + +quiet_cmd_generic-offsets = GEN $@ +define cmd_generic-offsets + (set -e; \ + echo "#ifndef __GENERIC_ASM_OFFSETS_H__"; \ + echo "#define __GENERIC_ASM_OFFSETS_H__"; \ + echo "/*"; \ + echo " * DO NOT MODIFY."; \ + echo " *"; \ + echo " * This file was generated by Kbuild"; \ + echo " *"; \ + echo " */"; \ + echo ""; \ + sed -ne $(sed-y) $<; \ + echo ""; \ + echo "#endif" ) > $@ +endef + +# 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 $@) + $(call if_changed_dep,cc_s_c) + +$(obj)/$(generic-offsets-file): lib/asm-offsets.s Kbuild + $(Q)mkdir -p $(dir $@) + $(call cmd,generic-offsets) + +##### +# 2) Generate asm-offsets.h +# + +ifneq ($(wildcard $(srctree)/$(CPUDIR)/$(SOC)/asm-offsets.c),) +offsets-file := include/generated/asm-offsets.h +endif + +always += $(offsets-file) +targets += $(offsets-file) +targets += $(CPUDIR)/$(SOC)/asm-offsets.s + + +# Default sed regexp - multiline due to syntax constraints +define sed-y + "/^->/{s:->#\(.*\):/* \1 */:; \ + s:^->\([^ ]*\) [\$$#]*\([-0-9]*\) \(.*\):#define \1 \2 /* \3 */:; \ + s:^->\([^ ]*\) [\$$#]*\([^ ]*\) \(.*\):#define \1 \2 /* \3 */:; \ + s:->::; p;}" +endef + +CFLAGS_asm-offsets.o := -DDO_DEPS_ONLY + +quiet_cmd_offsets = GEN $@ +define cmd_offsets + (set -e; \ + echo "#ifndef __ASM_OFFSETS_H__"; \ + echo "#define __ASM_OFFSETS_H__"; \ + echo "/*"; \ + echo " * DO NOT MODIFY."; \ + echo " *"; \ + echo " * This file was generated by Kbuild"; \ + echo " *"; \ + echo " */"; \ + echo ""; \ + sed -ne $(sed-y) $<; \ + echo ""; \ + echo "#endif" ) > $@ +endef + +# We use internal kbuild rules to avoid the "is up to date" message from make +$(CPUDIR)/$(SOC)/asm-offsets.s: $(CPUDIR)/$(SOC)/asm-offsets.c FORCE + $(Q)mkdir -p $(dir $@) + $(call if_changed_dep,cc_s_c) + +$(obj)/$(offsets-file): $(CPUDIR)/$(SOC)/asm-offsets.s + $(call cmd,offsets) |