diff options
| -rw-r--r-- | Kbuild | 87 | ||||
| -rw-r--r-- | Makefile | 36 | ||||
| -rwxr-xr-x | tools/scripts/make-asm-offsets | 27 |
3 files changed, 89 insertions, 61 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) @@ -988,9 +988,8 @@ prepare1: prepare2 $(version_h) $(timestamp_h) archprepare: prepare1 scripts_basic -prepare0: archprepare FORCE include/generated/generic-asm-offsets.h \ - include/generated/asm-offsets.h - @: +prepare0: archprepare FORCE + $(Q)$(MAKE) $(build)=. # All the preparing.. prepare: prepare0 @@ -1115,37 +1114,6 @@ checkdtc: false; \ fi -quiet_cmd_offsets = GEN $@ - cmd_offsets = $(srctree)/tools/scripts/make-asm-offsets $< $@ - -include/generated/generic-asm-offsets.h: lib/asm-offsets.s - $(call cmd,offsets) - -quiet_cmd_asm-offsets.s = CC $@ - cmd_asm-offsets.s = mkdir -p lib; \ - $(CC) -DDO_DEPS_ONLY \ - $(c_flags) $(CFLAGS_$(BCURDIR)/$(@F)) $(CFLAGS_$(BCURDIR)) \ - -o $@ $< -c -S - -lib/asm-offsets.s: $(srctree)/lib/asm-offsets.c include/config.h - $(call cmd,asm-offsets.s) - -include/generated/asm-offsets.h: $(CPUDIR)/$(SOC)/asm-offsets.s - $(call cmd,offsets) - -quiet_cmd_soc_asm-offsets.s = CC $@ - cmd_soc_asm-offsets.s = mkdir -p $(CPUDIR)/$(SOC); \ - if [ -f $(srctree)/$(CPUDIR)/$(SOC)/asm-offsets.c ];then \ - $(CC) -DDO_DEPS_ONLY \ - $(c_flags) $(CFLAGS_$(BCURDIR)/$(@F)) $(CFLAGS_$(BCURDIR)) \ - -o $@ $(srctree)/$(CPUDIR)/$(SOC)/asm-offsets.c -c -S; \ - else \ - touch $@; \ - fi - -$(CPUDIR)/$(SOC)/asm-offsets.s: include/config.h - $(call cmd,soc_asm-offsets.s) - ######################################################################### # ARM relocations should all be R_ARM_RELATIVE (32-bit) or diff --git a/tools/scripts/make-asm-offsets b/tools/scripts/make-asm-offsets deleted file mode 100755 index 4c33756d6..000000000 --- a/tools/scripts/make-asm-offsets +++ /dev/null @@ -1,27 +0,0 @@ -#!/bin/sh - -# Adapted from Linux kernel's "Kbuild": -# commit 1cdf25d704f7951d02a04064c97db547d6021872 -# Author: Christoph Lameter <clameter@sgi.com> - -mkdir -p $(dirname $2) - -# Default sed regexp - multiline due to syntax constraints -SED_CMD="/^->/{s:->#\(.*\):/* \1 */:; \ - s:^->\([^ ]*\) [\$#]*\([-0-9]*\) \(.*\):#define \1 (\2) /* \3 */:; \ - s:^->\([^ ]*\) [\$#]*\([^ ]*\) \(.*\):#define \1 \2 /* \3 */:; \ - s:->::; p;}" - -(set -e - echo "#ifndef __ASM_OFFSETS_H__" - echo "#define __ASM_OFFSETS_H__" - echo "/*" - echo " * DO NOT MODIFY." - echo " *" - echo " * This file was generated by $(basename $0)" - echo " *" - echo " */" - echo "" - sed -ne "${SED_CMD}" $1 - echo "" - echo "#endif" ) > $2 |