Makefile revision 64187
1# $FreeBSD: head/sys/boot/i386/boot0/Makefile 64187 2000-08-03 09:14:02Z jhb $ 2 3PROG= boot0 4NOMAN= 5STRIP= 6BINDIR?= /boot 7BINMODE= 444 8 9M4?= m4 10 11# The default set of flags compiled into boot0. This enables update (writing 12# the modified boot0 back to disk after running so that the selection made is 13# saved), packet mode (detect and use the BIOS EDD extensions if we try to 14# boot past the 1024 cylinder liimt), and booting from all valid slices. 15BOOT_BOOT0_FLAGS?= 0x8f 16 17# The number of timer ticks to wait for a keypress before assuming the default 18# selection. Since there are 18.2 ticks per second, the default value of 19# 0xb6 (182d) corresponds to 10 seconds. 20BOOT_BOOT0_TICKS?= 0xb6 21 22# The base address that we the boot0 code to to run it. Don't change this 23# unless you are glutton for punishment. 24BOOT_BOOT0_ORG?= 0x600 25 26boot0: boot0.o 27.if ${OBJFORMAT} == aout 28 ${LD} -N -s -T ${BOOT_BOOT0_ORG} -o boot0.out boot0.o 29 dd if=boot0.out of=${.TARGET} ibs=32 skip=1 30.else 31 ${LD} -N -e start -Ttext ${BOOT_BOOT0_ORG} -o boot0.out boot0.o 32 objcopy -S -O binary boot0.out ${.TARGET} 33.endif 34 35boot0.o: boot0.s 36 ${AS} ${AFLAGS} --defsym FLAGS=${BOOT_BOOT0_FLAGS} \ 37 --defsym TICKS=${BOOT_BOOT0_TICKS} ${.IMPSRC} -o ${.TARGET} 38 39CLEANFILES+= boot0.out boot0.o 40 41.include <bsd.prog.mk> 42