3ab20ac1f5
want to avoid using any "advanced" CPU features: -mno-mmx -mno-3dnow -mno-sse -mno-sse2 -mno-sse3 -msoft-float
29 lines
581 B
Makefile
29 lines
581 B
Makefile
# Common defines for all of /sys/boot/i386/
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#
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# $FreeBSD$
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BINDIR?= /boot
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LOADER_ADDRESS?=0x200000
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CFLAGS+= -ffreestanding -mpreferred-stack-boundary=2 \
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-mno-mmx -mno-3dnow -mno-sse -mno-sse2 -mno-sse3 -msoft-float
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LDFLAGS+= -nostdlib
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.if ${MACHINE_CPUARCH} == "amd64"
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CFLAGS+= -m32 -march=i386
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LDFLAGS+= -m elf_i386_fbsd
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AFLAGS+= --32
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.endif
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# BTX components
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.if exists(${.OBJDIR}/../btx)
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BTXDIR= ${.OBJDIR}/../btx
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.else
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BTXDIR= ${.CURDIR}/../btx
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.endif
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BTXLDR= ${BTXDIR}/btxldr/btxldr
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BTXKERN= ${BTXDIR}/btx/btx
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BTXCRT= ${BTXDIR}/lib/crt0.o
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.include "../Makefile.inc"
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