u-boot/arch/arm/config.mk
Stefano Babic a4594e41b9 ARM: fix broken build of ARM
Commit 8aba9dceeb breaks
ARM boards because for ARM the -pie option is used
for partial linking together with -r option.

The patch adds the -pie option to link u-boot.bin only.

Signed-off-by: Stefano Babic <sbabic@denx.de>
CC: Jason Liu <liu.h.jason@gmail.com>
CC: lool@dooz.org
CC: Wolfgang Denk <wd@denx.de>
CC: Albert Aribaud <albert.aribaud@free.fr>
Tested-by: Alexander Holler <holler@ahsoftware.de>
2011-02-02 00:54:43 +01:00

71 lines
2.1 KiB
Makefile

#
# (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
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
# needed for relocation
ifndef CONFIG_NAND_SPL
LDFLAGS_u-boot += -pie
endif