X-Git-Url: https://git.kernelconcepts.de/?p=karo-tx-uboot.git;a=blobdiff_plain;f=config.mk;h=2157537c823056729fef0aae65cffabfe1588b15;hp=e59697f89f2061e60cc6a1b8c1b959ed14b0ddbd;hb=c6b0b090329958d7c1bd1285a720490945258b94;hpb=57181573278a37d41c87d33e78813e37ab75bce5 diff --git a/config.mk b/config.mk index e59697f89f..2157537c82 100644 --- a/config.mk +++ b/config.mk @@ -6,45 +6,70 @@ # ######################################################################### -# clean the slate ... -PLATFORM_RELFLAGS = -PLATFORM_CPPFLAGS = -PLATFORM_LDFLAGS = - +# This file is included from ./Makefile and spl/Makefile. +# Clean the state to avoid the same flags added twice. +# +# (Tegra needs different flags for SPL. +# That's the reason why this file must be included from spl/Makefile too. +# If we did not have Tegra SoCs, build system would be much simpler...) +PLATFORM_RELFLAGS := +PLATFORM_CPPFLAGS := +PLATFORM_LDFLAGS := +LDFLAGS := +LDFLAGS_FINAL := +OBJCOPYFLAGS := ######################################################################### +ARCH := $(CONFIG_SYS_ARCH:"%"=%) +CPU := $(CONFIG_SYS_CPU:"%"=%) +BOARD := $(CONFIG_SYS_BOARD:"%"=%) +ifneq ($(CONFIG_SYS_VENDOR),) +VENDOR := $(CONFIG_SYS_VENDOR:"%"=%) +endif +ifneq ($(CONFIG_SYS_SOC),) +SOC := $(CONFIG_SYS_SOC:"%"=%) +endif + # Some architecture config.mk files need to know what CPUDIR is set to, # so calculate CPUDIR before including ARCH/SOC/CPU config.mk files. # Check if arch/$ARCH/cpu/$CPU exists, otherwise assume arch/$ARCH/cpu contains # CPU-specific code. -CPUDIR=arch/$(ARCH)/cpu/$(CPU) -ifneq ($(SRCTREE)/$(CPUDIR),$(wildcard $(SRCTREE)/$(CPUDIR))) -CPUDIR=arch/$(ARCH)/cpu -endif +CPUDIR=arch/$(ARCH)/cpu$(if $(CPU),/$(CPU),) -sinclude $(TOPDIR)/arch/$(ARCH)/config.mk # include architecture dependend rules -sinclude $(TOPDIR)/$(CPUDIR)/config.mk # include CPU specific rules +sinclude $(srctree)/arch/$(ARCH)/config.mk # include architecture dependend rules +sinclude $(srctree)/$(CPUDIR)/config.mk # include CPU specific rules ifdef SOC -sinclude $(TOPDIR)/$(CPUDIR)/$(SOC)/config.mk # include SoC specific rules +sinclude $(srctree)/$(CPUDIR)/$(SOC)/config.mk # include SoC specific rules endif +ifneq ($(BOARD),) ifdef VENDOR BOARDDIR = $(VENDOR)/$(BOARD) else BOARDDIR = $(BOARD) endif +endif ifdef BOARD -sinclude $(TOPDIR)/board/$(BOARDDIR)/config.mk # include board specific rules +sinclude $(srctree)/board/$(BOARDDIR)/config.mk # include board specific rules +endif + +ifdef FTRACE +PLATFORM_CPPFLAGS += -finstrument-functions -DFTRACE endif ######################################################################### -RELFLAGS= $(PLATFORM_RELFLAGS) +RELFLAGS := $(PLATFORM_RELFLAGS) OBJCOPYFLAGS += --gap-fill=0xff -CPPFLAGS = $(RELFLAGS) -CPPFLAGS += -pipe $(PLATFORM_CPPFLAGS) +PLATFORM_CPPFLAGS += $(RELFLAGS) +PLATFORM_CPPFLAGS += -pipe LDFLAGS += $(PLATFORM_LDFLAGS) LDFLAGS_FINAL += -Bstatic + +export PLATFORM_CPPFLAGS +export RELFLAGS +export LDFLAGS_FINAL +export CONFIG_STANDALONE_LOAD_ADDR