1# $FreeBSD$ 2 3.include <bsd.init.mk> 4 5.PATH: ${BOOTSRC}/i386/boot2 ${BOOTSRC}/i386/common ${SASRC} 6 7FILES= zfsboot 8MAN= zfsboot.8 9 10BOOT_COMCONSOLE_PORT?= 0x3f8 11BOOT_COMCONSOLE_SPEED?= 9600 12B2SIOFMT?= 0x3 13 14REL1= 0x700 15ORG1= 0x7c00 16ORG2= 0x2000 17 18CFLAGS+=-DBOOTPROG=\"zfsboot\" \ 19 -O1 \ 20 -DZFS -DBOOT2 \ 21 -DSIOPRT=${BOOT_COMCONSOLE_PORT} \ 22 -DSIOFMT=${B2SIOFMT} \ 23 -DSIOSPD=${BOOT_COMCONSOLE_SPEED} \ 24 -I${LDRSRC} \ 25 -I${BOOTSRC}/i386/common \ 26 -I${BOOTSRC}/i386 \ 27 -I${ZFSSRC} \ 28 -I${SYSDIR}/crypto/skein \ 29 -I${SYSDIR}/cddl/boot/zfs \ 30 -I${SYSDIR}/cddl/contrib/opensolaris/uts/common \ 31 -I${SYSDIR}/cddl/contrib/opensolaris/common/lz4 \ 32 -I${BOOTSRC}/i386/boot2 \ 33 -Wall -Waggregate-return -Wbad-function-cast -Wno-cast-align \ 34 -Wmissing-declarations -Wmissing-prototypes -Wnested-externs \ 35 -Wpointer-arith -Wshadow -Wstrict-prototypes -Wwrite-strings 36 37CFLAGS.gcc+= --param max-inline-insns-single=100 38 39LD_FLAGS+=${LD_FLAGS_BIN} 40 41CLEANFILES+= zfsboot 42 43zfsboot: zfsboot1 zfsboot2 44 cat zfsboot1 zfsboot2 > zfsboot 45 46CLEANFILES+= zfsboot1 zfsldr.out zfsldr.o 47 48zfsboot1: zfsldr.out 49 ${OBJCOPY} -S -O binary zfsldr.out ${.TARGET} 50 51zfsldr.out: zfsldr.o 52 ${LD} ${LD_FLAGS} -e start -Ttext ${ORG1} -o ${.TARGET} zfsldr.o 53 54CLEANFILES+= zfsboot2 zfsboot.ld zfsboot.ldr zfsboot.bin zfsboot.out \ 55 zfsboot.o zfsboot.s zfsboot.s.tmp sio.o cons.o drv.o 56 57# We currently allow 256k bytes for zfsboot - in practice it could be 58# any size up to 3.5Mb but keeping it fixed size simplifies zfsldr. 59# 60BOOT2SIZE= 262144 61 62zfsboot2: zfsboot.ld 63 @set -- `ls -l ${.ALLSRC}`; x=$$((${BOOT2SIZE}-$$5)); \ 64 echo "$$x bytes available"; test $$x -ge 0 65 ${DD} if=${.ALLSRC} of=${.TARGET} obs=${BOOT2SIZE} conv=osync 66 67zfsboot.ld: zfsboot.ldr zfsboot.bin ${BTXKERN} 68 btxld -v -E ${ORG2} -f bin -b ${BTXKERN} -l zfsboot.ldr \ 69 -o ${.TARGET} -P 1 zfsboot.bin 70 71zfsboot.ldr: 72 cp /dev/null ${.TARGET} 73 74zfsboot.bin: zfsboot.out 75 ${OBJCOPY} -S -O binary zfsboot.out ${.TARGET} 76 77zfsboot.out: ${BTXCRT} zfsboot.o sio.o drv.o cons.o 78 ${LD} ${LD_FLAGS} -Ttext ${ORG2} -o ${.TARGET} ${.ALLSRC} ${LIBSA32} 79 80SRCS= zfsboot.c 81 82.include <bsd.prog.mk> 83