638bac9fc0
with the new binutils. Now that we have a decent assembler, all the old m4 macros are no longer needed. Instead, straight assembly can be used since as(1) now understands 16-bit addressing, branches, etc. Also, several bugs have been fixed in as(1), allowing boot0.s to be further cleaned up.
32 lines
527 B
Makefile
32 lines
527 B
Makefile
# $FreeBSD$
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PROG= boot0
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NOMAN=
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STRIP=
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BINDIR?= /boot
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BINMODE= 444
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M4?= m4
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B0FLAGS=0xf
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B0TICKS=0xb6
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ORG= 0x600
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boot0: boot0.o
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.if ${OBJFORMAT} == aout
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${LD} -N -s -T ${ORG} -o boot0.out boot0.o
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dd if=boot0.out of=${.TARGET} ibs=32 skip=1
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.else
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${LD} -N -e start -Ttext ${ORG} -o boot0.out boot0.o
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objcopy -S -O binary boot0.out ${.TARGET}
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.endif
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boot0.o: boot0.s
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${AS} ${AFLAGS} --defsym FLAGS=${B0FLAGS} --defsym TICKS=${B0TICKS} \
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${.IMPSRC} -o ${.TARGET}
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CLEANFILES+= boot0.out boot0.o
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.include <bsd.prog.mk>
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