Makefile revision 60821
1# $FreeBSD: head/sys/boot/i386/boot2/Makefile 60821 2000-05-23 12:18:49Z jhb $ 2 3PROG= boot2 4NOMAN= 5STRIP= 6BINDIR?= /boot 7BINMODE= 444 8CLEANFILES+= boot1 boot1.out boot1.o \ 9 boot2.ldr boot2.bin boot2.ld boot2.out boot2.o \ 10 sio.o 11 12# A value of 0x80 enables LBA support. 13B1FLAGS= 0 14 15BOOT_COMCONSOLE_PORT?= 0x3f8 16BOOT_COMCONSOLE_SPEED?= 9600 17B2SIOFMT?= 0x3 18 19.if exists(${.OBJDIR}/../btx) 20BTX= ${.OBJDIR}/../btx 21.else 22BTX= ${.CURDIR}/../btx 23.endif 24 25ORG1= 0x7c00 26ORG2= 0x1000 27 28CFLAGS= -elf -I${.CURDIR}/../btx/lib -I. \ 29 -Os -fno-builtin -fforce-addr -fdata-sections \ 30 -malign-functions=0 -malign-jumps=0 -malign-loops=0 -mrtd \ 31 -mpreferred-stack-boundary=2 \ 32 -Wall -Waggregate-return -Wbad-function-cast -Wcast-align \ 33 -Wmissing-declarations -Wmissing-prototypes -Wnested-externs \ 34 -Wpointer-arith -Wshadow -Wstrict-prototypes -Wwrite-strings 35 36LDFLAGS=-nostdlib -static -N 37 38all: boot1 boot2 39 40boot1: boot1.out 41 objcopy -S -O binary boot1.out ${.TARGET} 42 43boot1.out: boot1.o 44 ${LD} ${LDFLAGS} -e start -Ttext ${ORG1} -o ${.TARGET} boot1.o 45 46boot1.o: boot1.s 47 ${AS} ${AFLAGS} --defsym FLAGS=${B1FLAGS} ${.IMPSRC} -o ${.TARGET} 48 49boot2: boot2.ldr boot2.bin ${BTX}/btx/btx 50 btxld -v -E ${ORG2} -f bin -b ${BTX}/btx/btx -l boot2.ldr \ 51 -o boot2.ld -P 1 boot2.bin 52 @ls -l boot2.ld | awk '{ x = 7680 - $$5; \ 53 print x " bytes available"; if (x < 0) exit 1 }' 54 dd if=boot2.ld of=${.TARGET} obs=7680 conv=osync 2>/dev/null 55 56boot2.ldr: 57 dd if=/dev/zero of=${.TARGET} bs=512 count=1 2>/dev/null 58 59boot2.bin: boot2.out 60 objcopy -S -O binary boot2.out ${.TARGET} 61 62boot2.out: boot2.o sio.o 63 ${LD} ${LDFLAGS} -Ttext ${ORG2} -o ${.TARGET} \ 64 ${BTX}/lib/crt0.o boot2.o sio.o 65 66sio.o: sio.s 67 ${AS} ${AFLAGS} --defsym SIOPRT=${BOOT_COMCONSOLE_PORT} \ 68 --defsym SIOFMT=${B2SIOFMT} \ 69 --defsym SIOSPD=${BOOT_COMCONSOLE_SPEED} \ 70 ${.IMPSRC} -o ${.TARGET} 71 72install: 73 ${INSTALL} ${COPY} -o ${BINOWN} -g ${BINGRP} -m ${BINMODE} \ 74 boot1 ${DESTDIR}${BINDIR}/boot1 75 ${INSTALL} ${COPY} -o ${BINOWN} -g ${BINGRP} -m ${BINMODE} \ 76 boot2 ${DESTDIR}${BINDIR}/boot2 77 78.include <bsd.prog.mk> 79