151148790SMasahiro Yamada# This helper makefile is used for creating 251148790SMasahiro Yamada# - symbolic links (arch/$ARCH/include/asm/arch 351148790SMasahiro Yamada# - include/autoconf.mk, {spl,tpl}/include/autoconf.mk 451148790SMasahiro Yamada# - include/config.h 551148790SMasahiro Yamada# 651148790SMasahiro Yamada# When our migration to Kconfig is done 751148790SMasahiro Yamada# (= When we move all CONFIGs from header files to Kconfig) 851148790SMasahiro Yamada# this makefile can be deleted. 951148790SMasahiro Yamada 10*e02ee254SMasahiro Yamada__all: include/autoconf.mk include/autoconf.mk.dep 11*e02ee254SMasahiro Yamada 12*e02ee254SMasahiro Yamadaifeq ($(shell grep -q '^CONFIG_SPL=y' include/config/auto.conf 2>/dev/null && echo y),y) 13*e02ee254SMasahiro Yamada__all: spl/include/autoconf.mk 14*e02ee254SMasahiro Yamadaendif 15*e02ee254SMasahiro Yamada 16*e02ee254SMasahiro Yamadaifeq ($(shell grep -q '^CONFIG_TPL=y' include/config/auto.conf 2>/dev/null && echo y),y) 17*e02ee254SMasahiro Yamada__all: tpl/include/autoconf.mk 18*e02ee254SMasahiro Yamadaendif 19*e02ee254SMasahiro Yamada 20*e02ee254SMasahiro Yamadainclude include/config/auto.conf 2151148790SMasahiro Yamada 2251148790SMasahiro Yamadainclude scripts/Kbuild.include 2351148790SMasahiro Yamada 2451148790SMasahiro Yamada# Need to define CC and CPP again here in case the top Makefile did not 2551148790SMasahiro Yamada# include config.mk. Some architectures expect CROSS_COMPILE to be defined 2651148790SMasahiro Yamada# in arch/$(ARCH)/config.mk 2751148790SMasahiro YamadaCC = $(CROSS_COMPILE)gcc 2851148790SMasahiro YamadaCPP = $(CC) -E 2951148790SMasahiro Yamada 3051148790SMasahiro Yamadainclude config.mk 3151148790SMasahiro Yamada 3251148790SMasahiro YamadaUBOOTINCLUDE := \ 3351148790SMasahiro Yamada -Iinclude \ 3451148790SMasahiro Yamada $(if $(KBUILD_SRC), -I$(srctree)/include) \ 3551148790SMasahiro Yamada -I$(srctree)/arch/$(ARCH)/include \ 3651148790SMasahiro Yamada -include $(srctree)/include/linux/kconfig.h 3751148790SMasahiro Yamada 3851148790SMasahiro Yamadac_flags := $(KBUILD_CFLAGS) $(KBUILD_CPPFLAGS) $(PLATFORM_CPPFLAGS) \ 3951148790SMasahiro Yamada $(UBOOTINCLUDE) $(NOSTDINC_FLAGS) 4051148790SMasahiro Yamada 4151148790SMasahiro Yamadaquiet_cmd_autoconf_dep = GEN $@ 4251148790SMasahiro Yamada cmd_autoconf_dep = $(CC) -x c -DDO_DEPS_ONLY -M -MP $(c_flags) \ 4351148790SMasahiro Yamada -MQ include/config/auto.conf $(srctree)/include/common.h > $@ || { \ 4451148790SMasahiro Yamada rm $@; false; \ 4551148790SMasahiro Yamada } 4651148790SMasahiro Yamadainclude/autoconf.mk.dep: FORCE 4751148790SMasahiro Yamada $(call cmd,autoconf_dep) 4851148790SMasahiro Yamada 4951148790SMasahiro Yamada# We are migrating from board headers to Kconfig little by little. 5051148790SMasahiro Yamada# In the interim, we use both of 5151148790SMasahiro Yamada# - include/config/auto.conf (generated by Kconfig) 5251148790SMasahiro Yamada# - include/autoconf.mk (used in the U-Boot conventional configuration) 5351148790SMasahiro Yamada# The following rule creates autoconf.mk 5451148790SMasahiro Yamada# include/config/auto.conf is grepped in order to avoid duplication of the 5551148790SMasahiro Yamada# same CONFIG macros 5651148790SMasahiro Yamadaquiet_cmd_autoconf = GEN $@ 5751148790SMasahiro Yamada cmd_autoconf = \ 58*e02ee254SMasahiro Yamada $(CPP) $(c_flags) $2 -DDO_DEPS_ONLY -dM $(srctree)/include/common.h > $@.tmp && { \ 5951148790SMasahiro Yamada sed -n -f $(srctree)/tools/scripts/define2mk.sed $@.tmp | \ 6051148790SMasahiro Yamada while read line; do \ 61*e02ee254SMasahiro Yamada if ! grep -q "$${line%=*}=" include/config/auto.conf; then \ 6251148790SMasahiro Yamada echo "$$line"; \ 6351148790SMasahiro Yamada fi \ 6451148790SMasahiro Yamada done > $@; \ 6551148790SMasahiro Yamada rm $@.tmp; \ 6651148790SMasahiro Yamada } || { \ 6751148790SMasahiro Yamada rm $@.tmp; false; \ 6851148790SMasahiro Yamada } 6951148790SMasahiro Yamada 70*e02ee254SMasahiro Yamadainclude/autoconf.mk: FORCE 7151148790SMasahiro Yamada $(call cmd,autoconf) 7251148790SMasahiro Yamada 73*e02ee254SMasahiro Yamadaspl/include/autoconf.mk: FORCE 74*e02ee254SMasahiro Yamada $(Q)mkdir -p $(dir $@) 75*e02ee254SMasahiro Yamada $(call cmd,autoconf,-DCONFIG_SPL_BUILD) 76*e02ee254SMasahiro Yamada 77*e02ee254SMasahiro Yamadatpl/include/autoconf.mk: FORCE 78*e02ee254SMasahiro Yamada $(Q)mkdir -p $(dir $@) 79*e02ee254SMasahiro Yamada $(call cmd,autoconf,-DCONFIG_SPL_BUILD -DCONFIG_TPL_BUILD) 80*e02ee254SMasahiro Yamada 81*e02ee254SMasahiro Yamadainclude/autoconf.mk include/autoconf.mk.dep \ 82*e02ee254SMasahiro Yamada spl/include/autoconf.mk tpl/include/autoconf.mk: include/config.h 8351148790SMasahiro Yamada 8451148790SMasahiro Yamada# include/config.h 8551148790SMasahiro Yamada# Prior to Kconfig, it was generated by mkconfig. Now it is created here. 8651148790SMasahiro Yamadadefine filechk_config_h 8751148790SMasahiro Yamada (echo "/* Automatically generated - do not edit */"; \ 8851148790SMasahiro Yamada for i in $$(echo $(CONFIG_SYS_EXTRA_OPTIONS) | sed 's/,/ /g'); do \ 8951148790SMasahiro Yamada echo \#define CONFIG_$$i \ 9051148790SMasahiro Yamada | sed '/=/ {s/=/ /;q; } ; { s/$$/ 1/; }'; \ 9151148790SMasahiro Yamada done; \ 9251148790SMasahiro Yamada echo \#define CONFIG_BOARDDIR board/$(if $(VENDOR),$(VENDOR)/)$(BOARD);\ 9351148790SMasahiro Yamada echo \#include \<config_defaults.h\>; \ 94*e02ee254SMasahiro Yamada echo \#include \<config_uncmd_spl.h\>; \ 9551148790SMasahiro Yamada echo \#include \<configs/$(CONFIG_SYS_CONFIG_NAME).h\>; \ 9651148790SMasahiro Yamada echo \#include \<asm/config.h\>; \ 97*e02ee254SMasahiro Yamada echo \#include \<config_fallbacks.h\>;) 9851148790SMasahiro Yamadaendef 9951148790SMasahiro Yamada 10051148790SMasahiro Yamadainclude/config.h: scripts/Makefile.autoconf create_symlink FORCE 10151148790SMasahiro Yamada $(call filechk,config_h) 10251148790SMasahiro Yamada 10351148790SMasahiro Yamada# symbolic links 1040e7368c6SMasahiro Yamada# If arch/$(ARCH)/mach-$(SOC)/include/mach exists, 1050e7368c6SMasahiro Yamada# make a symbolic link to that directory. 1060e7368c6SMasahiro Yamada# Otherwise, create a symbolic link to arch/$(ARCH)/include/asm/arch-$(SOC). 10751148790SMasahiro YamadaPHONY += create_symlink 10851148790SMasahiro Yamadacreate_symlink: 10951148790SMasahiro Yamadaifneq ($(KBUILD_SRC),) 11051148790SMasahiro Yamada $(Q)mkdir -p include/asm 1110e7368c6SMasahiro Yamada $(Q)if [ -d $(KBUILD_SRC)/arch/$(ARCH)/mach-$(SOC)/include/mach ]; then \ 1120e7368c6SMasahiro Yamada dest=arch/$(ARCH)/mach-$(SOC)/include/mach; \ 1130e7368c6SMasahiro Yamada else \ 1140e7368c6SMasahiro Yamada dest=arch/$(ARCH)/include/asm/arch-$(if $(SOC),$(SOC),$(CPU)); \ 1150e7368c6SMasahiro Yamada fi; \ 1160e7368c6SMasahiro Yamada ln -fsn $(KBUILD_SRC)/$$dest include/asm/arch 117ffe29ebcSMasahiro Yamadaelse 1180e7368c6SMasahiro Yamada $(Q)if [ -d arch/$(ARCH)/mach-$(SOC)/include/mach ]; then \ 1190e7368c6SMasahiro Yamada dest=../../mach-$(SOC)/include/mach; \ 1200e7368c6SMasahiro Yamada else \ 1210e7368c6SMasahiro Yamada dest=arch-$(if $(SOC),$(SOC),$(CPU)); \ 1220e7368c6SMasahiro Yamada fi; \ 1230e7368c6SMasahiro Yamada ln -fsn $$dest arch/$(ARCH)/include/asm/arch 12451148790SMasahiro Yamadaendif 12551148790SMasahiro Yamada 12651148790SMasahiro YamadaPHONY += FORCE 12751148790SMasahiro YamadaFORCE: 12851148790SMasahiro Yamada 12951148790SMasahiro Yamada.PHONY: $(PHONY) 130