X-Git-Url: https://git.kernelconcepts.de/?p=karo-tx-uboot.git;a=blobdiff_plain;f=config.mk;h=48913f6659f101e9009d54b5886bab44f0fafccd;hp=c239f2315d4b1fe140e0c858d7176f51cc13cf0a;hb=5c8d5b6fc15fc2c52d74c266d9fe6eb5f75cbcb4;hpb=ee3a55fdf00b54391e406217e53674449e70d78b diff --git a/config.mk b/config.mk index c239f2315d..48913f6659 100644 --- a/config.mk +++ b/config.mk @@ -1,28 +1,24 @@ # -# (C) Copyright 2000-2006 +# (C) Copyright 2000-2013 # Wolfgang Denk, DENX Software Engineering, wd@denx.de. # -# See file CREDITS for list of people who contributed to this -# project. +# SPDX-License-Identifier: GPL-2.0+ # -# This program is free software; you can redistribute it and/or -# modify it under the terms of the GNU General Public License as -# published by the Free Software Foundation; either version 2 of -# the License, or (at your option) any later version. -# -# This program is distributed in the hope that it will be useful, -# but WITHOUT ANY WARRANTY; without even the implied warranty of -# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -# GNU General Public License for more details. -# -# You should have received a copy of the GNU General Public License -# along with this program; if not, write to the Free Software -# Foundation, Inc., 59 Temple Place, Suite 330, Boston, -# MA 02111-1307 USA -# - ######################################################################### +# Set shell to bash if possible, otherwise fall back to sh +SHELL := $(shell if [ -x "$$BASH" ]; then echo $$BASH; \ + else if [ -x /bin/bash ]; then echo /bin/bash; \ + else echo sh; fi; fi) + +export SHELL + +ifeq ($(CONFIG_TPL_BUILD),y) +SPL_BIN := u-boot-tpl +else +SPL_BIN := u-boot-spl +endif + ifeq ($(CURDIR),$(SRCTREE)) dir := else @@ -32,7 +28,11 @@ endif ifneq ($(OBJTREE),$(SRCTREE)) # Create object files for SPL in a separate directory ifeq ($(CONFIG_SPL_BUILD),y) +ifeq ($(CONFIG_TPL_BUILD),y) +obj := $(if $(dir),$(TPLTREE)/$(dir)/,$(TPLTREE)/) +else obj := $(if $(dir),$(SPLTREE)/$(dir)/,$(SPLTREE)/) +endif else obj := $(if $(dir),$(OBJTREE)/$(dir)/,$(OBJTREE)/) endif @@ -42,8 +42,12 @@ $(shell mkdir -p $(obj)) else # Create object files for SPL in a separate directory ifeq ($(CONFIG_SPL_BUILD),y) +ifeq ($(CONFIG_TPL_BUILD),y) +obj := $(if $(dir),$(TPLTREE)/$(dir)/,$(TPLTREE)/) +else obj := $(if $(dir),$(SPLTREE)/$(dir)/,$(SPLTREE)/) +endif $(shell mkdir -p $(obj)) else obj := @@ -128,12 +132,18 @@ endif # cc-version # Usage gcc-ver := $(call cc-version) cc-version = $(shell $(SHELL) $(SRCTREE)/tools/gcc-version.sh $(CC)) +binutils-version = $(shell $(SHELL) $(SRCTREE)/tools/binutils-version.sh $(AS)) +dtc-version = $(shell $(SHELL) $(SRCTREE)/tools/dtc-version.sh $(DTC)) # # Include the make variables (CC, etc...) # AS = $(CROSS_COMPILE)as -LD = $(CROSS_COMPILE)ld + +# Always use GNU ld +LD = $(shell if $(CROSS_COMPILE)ld.bfd -v > /dev/null 2>&1; \ + then echo "$(CROSS_COMPILE)ld.bfd"; else echo "$(CROSS_COMPILE)ld"; fi;) + CC = $(CROSS_COMPILE)gcc CPP = $(CC) -E AR = $(CROSS_COMPILE)ar @@ -144,11 +154,23 @@ OBJCOPY = $(CROSS_COMPILE)objcopy OBJDUMP = $(CROSS_COMPILE)objdump RANLIB = $(CROSS_COMPILE)RANLIB DTC = dtc +CHECK = sparse ######################################################################### # Load generated board configuration +ifeq ($(CONFIG_TPL_BUILD),y) +# Include TPL autoconf +sinclude $(OBJTREE)/include/tpl-autoconf.mk +else +ifeq ($(CONFIG_SPL_BUILD),y) +# Include SPL autoconf +sinclude $(OBJTREE)/include/spl-autoconf.mk +else +# Include normal autoconf sinclude $(OBJTREE)/include/autoconf.mk +endif +endif sinclude $(OBJTREE)/include/config.mk # Some architecture config.mk files need to know what CPUDIR is set to, @@ -197,20 +219,41 @@ CPPFLAGS += -ffunction-sections -fdata-sections LDFLAGS_FINAL += --gc-sections endif -ifneq ($(CONFIG_SYS_TEXT_BASE),) -CPPFLAGS += -DCONFIG_SYS_TEXT_BASE=$(CONFIG_SYS_TEXT_BASE) +# TODO(sjg@chromium.org): Is this correct on Mac OS? + +# MXSImage needs LibSSL +ifneq ($(CONFIG_MX23)$(CONFIG_MX28),) +HOSTLIBS += -lssl -lcrypto +# Add CONFIG_MXS into host CFLAGS, so we can check whether or not register +# the mxsimage support within tools/mxsimage.c . +HOSTCFLAGS += -DCONFIG_MXS endif -ifneq ($(CONFIG_SPL_TEXT_BASE),) -CPPFLAGS += -DCONFIG_SPL_TEXT_BASE=$(CONFIG_SPL_TEXT_BASE) +ifdef CONFIG_FIT_SIGNATURE +HOSTLIBS += -lssl -lcrypto + +# This affects include/image.h, but including the board config file +# is tricky, so manually define this options here. +HOSTCFLAGS += -DCONFIG_FIT_SIGNATURE +endif + +ifneq ($(CONFIG_SYS_TEXT_BASE),) +CPPFLAGS += -DCONFIG_SYS_TEXT_BASE=$(CONFIG_SYS_TEXT_BASE) endif ifeq ($(CONFIG_SPL_BUILD),y) CPPFLAGS += -DCONFIG_SPL_BUILD +ifeq ($(CONFIG_TPL_BUILD),y) +CPPFLAGS += -DCONFIG_TPL_BUILD +endif endif -ifneq ($(RESET_VECTOR_ADDRESS),) -CPPFLAGS += -DRESET_VECTOR_ADDRESS=$(RESET_VECTOR_ADDRESS) +# Does this architecture support generic board init? +ifeq ($(__HAVE_ARCH_GENERIC_BOARD),) +ifneq ($(CONFIG_SYS_GENERIC_BOARD),) +CHECK_GENERIC_BOARD = $(error Your architecture does not support generic board. \ +Please undefined CONFIG_SYS_GENERIC_BOARD in your board config file) +endif endif ifneq ($(OBJTREE),$(SRCTREE)) @@ -221,11 +264,10 @@ CPPFLAGS += -I$(TOPDIR)/include CPPFLAGS += -fno-builtin -ffreestanding -nostdinc \ -isystem $(gccincdir) -pipe $(PLATFORM_CPPFLAGS) -ifdef BUILD_TAG -CFLAGS := $(CPPFLAGS) -Wall -Wstrict-prototypes \ - -DBUILD_TAG='"$(BUILD_TAG)"' -else CFLAGS := $(CPPFLAGS) -Wall -Wstrict-prototypes + +ifdef BUILD_TAG +CFLAGS += -DBUILD_TAG='"$(BUILD_TAG)"' endif CFLAGS_SSP := $(call cc-option,-fno-stack-protector) @@ -240,6 +282,16 @@ CFLAGS += $(CFLAGS_WARN) CFLAGS_STACK := $(call cc-option,-fstack-usage) CFLAGS += $(CFLAGS_STACK) +BCURDIR = $(subst $(SRCTREE)/,,$(CURDIR:$(obj)%=%)) + +ifeq ($(findstring examples/,$(BCURDIR)),) +ifeq ($(CONFIG_SPL_BUILD),) +ifdef FTRACE +CFLAGS += -finstrument-functions -DFTRACE +endif +endif +endif + # $(CPPFLAGS) sets -g, which causes gcc to pass a suitable -g # option to the assembler. AFLAGS_DEBUG := @@ -261,11 +313,15 @@ ifneq ($(CONFIG_SYS_TEXT_BASE),) LDFLAGS_u-boot += -Ttext $(CONFIG_SYS_TEXT_BASE) endif -LDFLAGS_u-boot-spl += -T $(obj)u-boot-spl.lds $(LDFLAGS_FINAL) +LDFLAGS_$(SPL_BIN) += -T $(obj)u-boot-spl.lds $(LDFLAGS_FINAL) ifneq ($(CONFIG_SPL_TEXT_BASE),) -LDFLAGS_u-boot-spl += -Ttext $(CONFIG_SPL_TEXT_BASE) +LDFLAGS_$(SPL_BIN) += -Ttext $(CONFIG_SPL_TEXT_BASE) endif +# Linus' kernel sanity checking tool +CHECKFLAGS := -D__linux__ -Dlinux -D__STDC__ -Dunix -D__unix__ \ + -Wbitwise -Wno-return-void -D__CHECK_ENDIAN__ $(CF) + # Location of a usable BFD library, where we define "usable" as # "built for ${HOST}, supports ${TARGET}". Sensible values are # - When cross-compiling: the root of the cross-environment @@ -298,7 +354,6 @@ export CONFIG_SYS_TEXT_BASE PLATFORM_CPPFLAGS PLATFORM_RELFLAGS CPPFLAGS CFLAGS ######################################################################### # Allow boards to use custom optimize flags on a per dir/file basis -BCURDIR = $(subst $(SRCTREE)/,,$(CURDIR:$(obj)%=%)) ALL_AFLAGS = $(AFLAGS) $(AFLAGS_$(BCURDIR)/$(@F)) $(AFLAGS_$(BCURDIR)) ALL_CFLAGS = $(CFLAGS) $(CFLAGS_$(BCURDIR)/$(@F)) $(CFLAGS_$(BCURDIR)) EXTRA_CPPFLAGS = $(CPPFLAGS_$(BCURDIR)/$(@F)) $(CPPFLAGS_$(BCURDIR)) @@ -313,6 +368,9 @@ $(obj)%.s: %.S $(obj)%.o: %.S $(CC) $(ALL_AFLAGS) -o $@ $< -c $(obj)%.o: %.c +ifneq ($(CHECKSRC),0) + $(CHECK) $(CHECKFLAGS) $(ALL_CFLAGS) $< +endif $(CC) $(ALL_CFLAGS) -o $@ $< -c $(obj)%.i: %.c $(CPP) $(ALL_CFLAGS) -o $@ $< -c