| # SPDX-License-Identifier: GPL-2.0+ |
| # |
| # (C) Copyright 2000-2013 |
| # Wolfgang Denk, DENX Software Engineering, wd@denx.de. |
| ######################################################################### |
| |
| # 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 := |
| LDFLAGS_STANDALONE := |
| OBJCOPYFLAGS := |
| # clear VENDOR for tcsh |
| VENDOR := |
| ######################################################################### |
| |
| ARCH := $(CONFIG_SYS_ARCH:"%"=%) |
| CPU := $(CONFIG_SYS_CPU:"%"=%) |
| ifdef CONFIG_SPL_BUILD |
| ifdef CONFIG_TEGRA |
| CPU := arm720t |
| endif |
| endif |
| 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/$(ARCH)/cpu$(if $(CPU),/$(CPU),) |
| |
| sinclude $(srctree)/arch/$(ARCH)/config.mk # include architecture dependend rules |
| sinclude $(srctree)/$(CPUDIR)/config.mk # include CPU specific rules |
| |
| ifdef SOC |
| 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 $(srctree)/board/$(BOARDDIR)/config.mk # include board specific rules |
| endif |
| |
| ifdef FTRACE |
| PLATFORM_CPPFLAGS += -finstrument-functions -DFTRACE |
| endif |
| |
| ######################################################################### |
| |
| RELFLAGS := $(PLATFORM_RELFLAGS) |
| |
| PLATFORM_CPPFLAGS += $(RELFLAGS) |
| PLATFORM_CPPFLAGS += -pipe |
| |
| LDFLAGS += $(PLATFORM_LDFLAGS) |
| LDFLAGS_FINAL += -Bstatic |
| |
| FIRMWARE_CPPFLAGS += -I$(buildsrc)/include |
| FIRMWARE_CPPFLAGS += -I$(buildsrc)/arch/$(ARCH)/include |
| FIRMWARE_CPPFLAGS += -I$(buildtree)/include2 -I$(buildtree)/include |
| FIRMWARE_CPPFLAGS += -include $(buildtree)/include/config.h |
| FIRMWARE_CPPFLAGS += -include $(buildtree)/include/generated/autoconf.h |
| FIRMWARE_CPPFLAGS += -include $(buildtree)/include/generated/version_autogenerated.h |
| FIRMWARE_CPPFLAGS += -fno-builtin -ffreestanding -nostdinc \ |
| -isystem $(gccincdir) -pipe $(PLATFORM_CPPFLAGS) |
| FIRMWARE_CPPFLAGS += -I$(buildsrc)/board/$(BOARDDIR)/firmware |
| |
| export FIRMWARE_CPPFLAGS |
| export PLATFORM_CPPFLAGS |
| export RELFLAGS |
| export LDFLAGS_FINAL |
| export LDFLAGS_STANDALONE |
| export CONFIG_STANDALONE_LOAD_ADDR |
