# # (C) Copyright 2000-2002 # Wolfgang Denk, DENX Software Engineering, wd@denx.de. # # See file CREDITS for list of people who contributed to this # project. # # 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 # CROSS_COMPILE ?= arm-linux- ifeq ($(BOARD),omap2420h4) STANDALONE_LOAD_ADDR = 0x80300000 else ifeq ($(SOC),omap3) STANDALONE_LOAD_ADDR = 0x80300000 else STANDALONE_LOAD_ADDR = 0xc100000 endif endif ifdef CONFIG_SYS_ARM_WITHOUT_RELOC PLATFORM_CPPFLAGS += -DCONFIG_SYS_ARM_WITHOUT_RELOC endif PLATFORM_CPPFLAGS += -DCONFIG_ARM -D__ARM__ # Explicitly specifiy 32-bit ARM ISA since toolchain default can be -mthumb: PLATFORM_CPPFLAGS += $(call cc-option,-marm,) # Try if EABI is supported, else fall back to old API, # i. e. for example: # - with ELDK 4.2 (EABI supported), use: # -mabi=aapcs-linux -mno-thumb-interwork # - with ELDK 4.1 (gcc 4.x, no EABI), use: # -mabi=apcs-gnu -mno-thumb-interwork # - with ELDK 3.1 (gcc 3.x), use: # -mapcs-32 -mno-thumb-interwork PLATFORM_CPPFLAGS += $(call cc-option,\ -mabi=aapcs-linux -mno-thumb-interwork,\ $(call cc-option,\ -mapcs-32,\ $(call cc-option,\ -mabi=apcs-gnu,\ )\ ) $(call cc-option,-mno-thumb-interwork,)\ ) # For EABI, make sure to provide raise() ifneq (,$(findstring -mabi=aapcs-linux,$(PLATFORM_CPPFLAGS))) # This file is parsed several times; make sure to add only once. ifeq (,$(findstring arch/arm/lib/eabi_compat.o,$(PLATFORM_LIBS))) PLATFORM_LIBS += $(OBJTREE)/arch/arm/lib/eabi_compat.o endif endif LDSCRIPT := $(SRCTREE)/$(CPUDIR)/u-boot.lds ifndef CONFIG_SYS_ARM_WITHOUT_RELOC # needed for relocation ifndef CONFIG_NAND_SPL PLATFORM_LDFLAGS += -pie endif endif