1# $FreeBSD$ 2 3HAVE_GELI=yes 4 5.include <bsd.init.mk> 6 7.PATH: ${BOOTSRC}/i386/boot2 ${BOOTSRC}/i386/common ${SASRC} 8 9FILES= zfsboot 10MAN= zfsboot.8 11 12NM?= nm 13 14BOOT_COMCONSOLE_PORT?= 0x3f8 15BOOT_COMCONSOLE_SPEED?= 9600 16B2SIOFMT?= 0x3 17 18REL1= 0x700 19ORG1= 0x7c00 20ORG2= 0x2000 21 22CFLAGS+=-DBOOTPROG=\"zfsboot\" \ 23 -O1 \ 24 -DZFS -DBOOT2 \ 25 -DSIOPRT=${BOOT_COMCONSOLE_PORT} \ 26 -DSIOFMT=${B2SIOFMT} \ 27 -DSIOSPD=${BOOT_COMCONSOLE_SPEED} \ 28 -I${LDRSRC} \ 29 -I${BOOTSRC}/i386/common \ 30 -I${BOOTSRC}/i386 \ 31 -I${ZFSSRC} \ 32 -I${SYSDIR}/crypto/skein \ 33 -I${SYSDIR}/cddl/boot/zfs \ 34 -I${BOOTSRC}/i386/boot2 \ 35 -Wall -Waggregate-return -Wbad-function-cast -Wno-cast-align \ 36 -Wmissing-declarations -Wmissing-prototypes -Wnested-externs \ 37 -Wpointer-arith -Wshadow -Wstrict-prototypes -Wwrite-strings 38 39CFLAGS.gcc+= --param max-inline-insns-single=100 40.if ${MACHINE} == "amd64" 41LIBZFSBOOT=${BOOTOBJ}/zfs32/libzfsboot.a 42.else 43LIBZFSBOOT=${BOOTOBJ}/zfs/libzfsboot.a 44.endif 45 46LD_FLAGS+=${LD_FLAGS_BIN} 47 48CLEANFILES+= zfsboot 49 50zfsboot: zfsboot1 zfsboot2 51 cat zfsboot1 zfsboot2 > zfsboot 52 53CLEANFILES+= zfsboot1 zfsldr.out zfsldr.o 54 55zfsboot1: zfsldr.out 56 ${OBJCOPY} -S -O binary zfsldr.out ${.TARGET} 57 58zfsldr.out: zfsldr.o 59 ${LD} ${LD_FLAGS} -e start -Ttext ${ORG1} -o ${.TARGET} zfsldr.o 60 61CLEANFILES+= zfsboot2 zfsboot.ld zfsboot.ldr zfsboot.bin zfsboot.out \ 62 zfsboot.o zfsboot.s zfsboot.s.tmp sio.o cons.o drv.o 63 64# We currently allow 256k bytes for zfsboot - in practice it could be 65# any size up to 3.5Mb but keeping it fixed size simplifies zfsldr. 66# 67BOOT2SIZE= 262144 68 69zfsboot2: zfsboot.ld 70 @set -- `ls -l ${.ALLSRC}`; x=$$((${BOOT2SIZE}-$$5)); \ 71 echo "$$x bytes available"; test $$x -ge 0 72 ${DD} if=${.ALLSRC} of=${.TARGET} obs=${BOOT2SIZE} conv=osync 73 74zfsboot.ld: zfsboot.ldr zfsboot.bin ${BTXKERN} 75 btxld -v -E ${ORG2} -f bin -b ${BTXKERN} -l zfsboot.ldr \ 76 -o ${.TARGET} -P 1 zfsboot.bin 77 78zfsboot.ldr: 79 cp /dev/null ${.TARGET} 80 81zfsboot.bin: zfsboot.out 82 ${OBJCOPY} -S -O binary zfsboot.out ${.TARGET} 83 84zfsboot.out: ${BTXCRT} zfsboot.o sio.o drv.o cons.o 85 ${LD} ${LD_FLAGS} -Ttext ${ORG2} -o ${.TARGET} ${.ALLSRC} ${LIBZFSBOOT} ${LIBSA32} 86 87SRCS= zfsboot.c 88 89.include <bsd.prog.mk> 90 91# XXX: clang integrated-as doesn't grok .codeNN directives yet 92CFLAGS.zfsldr.S= ${CLANG_NO_IAS} 93