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https://github.com/AsahiLinux/u-boot
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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
#
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# (C) Copyright 2000-2002
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# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
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#
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# See file CREDITS for list of people who contributed to this
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# project.
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License as
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# published by the Free Software Foundation; either version 2 of
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# the License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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# MA 02111-1307 USA
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#
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CONFIG_STANDALONE_LOAD_ADDR ?= 0x40000
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PLATFORM_CPPFLAGS += -fno-strict-aliasing
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PLATFORM_CPPFLAGS += -Wstrict-prototypes
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PLATFORM_CPPFLAGS += -mregparm=3
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PLATFORM_CPPFLAGS += -fomit-frame-pointer
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PF_CPPFLAGS_X86 := $(call cc-option, -ffreestanding) \
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$(call cc-option, -fno-toplevel-reorder, \
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$(call cc-option, -fno-unit-at-a-time)) \
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$(call cc-option, -fno-stack-protector) \
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$(call cc-option, -mpreferred-stack-boundary=2)
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PLATFORM_CPPFLAGS += $(PF_CPPFLAGS_X86)
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PLATFORM_CPPFLAGS += -fno-dwarf2-cfi-asm
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PLATFORM_CPPFLAGS += -DREALMODE_BASE=0x7c0
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# Support generic board on x86
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__HAVE_ARCH_GENERIC_BOARD := y
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PLATFORM_RELFLAGS += -ffunction-sections -fvisibility=hidden
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PLATFORM_LDFLAGS += --emit-relocs -Bsymbolic -Bsymbolic-functions
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LDFLAGS_FINAL += --gc-sections -pie
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LDFLAGS_FINAL += --wrap=__divdi3 --wrap=__udivdi3
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LDFLAGS_FINAL += --wrap=__moddi3 --wrap=__umoddi3
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NORMAL_LIBGCC = $(shell $(CC) $(CFLAGS) -print-libgcc-file-name)
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PREFIXED_LIBGCC = $(OBJTREE)/arch/$(ARCH)/lib/$(shell basename $(NORMAL_LIBGCC))
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export USE_PRIVATE_LIBGCC=$(shell dirname $(PREFIXED_LIBGCC))
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