mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-29 16:10:58 +00:00
e424c15c1f
This enables generic board support so that x86 boards can define CONFIG_SYS_GENERIC_BOARD. Signed-off-by: Simon Glass <sjg@chromium.org>
53 lines
1.9 KiB
Makefile
53 lines
1.9 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
|
|
#
|
|
|
|
CONFIG_STANDALONE_LOAD_ADDR ?= 0x40000
|
|
|
|
PLATFORM_CPPFLAGS += -fno-strict-aliasing
|
|
PLATFORM_CPPFLAGS += -Wstrict-prototypes
|
|
PLATFORM_CPPFLAGS += -mregparm=3
|
|
PLATFORM_CPPFLAGS += -fomit-frame-pointer
|
|
PF_CPPFLAGS_X86 := $(call cc-option, -ffreestanding) \
|
|
$(call cc-option, -fno-toplevel-reorder, \
|
|
$(call cc-option, -fno-unit-at-a-time)) \
|
|
$(call cc-option, -fno-stack-protector) \
|
|
$(call cc-option, -mpreferred-stack-boundary=2)
|
|
PLATFORM_CPPFLAGS += $(PF_CPPFLAGS_X86)
|
|
PLATFORM_CPPFLAGS += -fno-dwarf2-cfi-asm
|
|
PLATFORM_CPPFLAGS += -DREALMODE_BASE=0x7c0
|
|
|
|
# Support generic board on x86
|
|
__HAVE_ARCH_GENERIC_BOARD := y
|
|
|
|
PLATFORM_RELFLAGS += -ffunction-sections -fvisibility=hidden
|
|
|
|
PLATFORM_LDFLAGS += --emit-relocs -Bsymbolic -Bsymbolic-functions
|
|
|
|
LDFLAGS_FINAL += --gc-sections -pie
|
|
LDFLAGS_FINAL += --wrap=__divdi3 --wrap=__udivdi3
|
|
LDFLAGS_FINAL += --wrap=__moddi3 --wrap=__umoddi3
|
|
|
|
NORMAL_LIBGCC = $(shell $(CC) $(CFLAGS) -print-libgcc-file-name)
|
|
PREFIXED_LIBGCC = $(OBJTREE)/arch/$(ARCH)/lib/$(shell basename $(NORMAL_LIBGCC))
|
|
|
|
export USE_PRIVATE_LIBGCC=$(shell dirname $(PREFIXED_LIBGCC))
|