3 .PATH: ${.CURDIR}/../boot2 ${.CURDIR}/../common ${.CURDIR}/../../common
9 BOOT_COMCONSOLE_PORT?= 0x3f8
10 BOOT_COMCONSOLE_SPEED?= 9600
17 CFLAGS= -DBOOTPROG=\"zfsboot\" \
19 -fno-guess-branch-probability \
20 -fomit-frame-pointer \
22 -mno-align-long-strings \
24 -mno-mmx -mno-3dnow -mno-sse -mno-sse2 -mno-sse3 \
26 -DSIOPRT=${BOOT_COMCONSOLE_PORT} \
27 -DSIOFMT=${B2SIOFMT} \
28 -DSIOSPD=${BOOT_COMCONSOLE_SPEED} \
29 -I${.CURDIR}/../../common \
30 -I${.CURDIR}/../common \
31 -I${.CURDIR}/../../zfs \
32 -I${.CURDIR}/../../../cddl/boot/zfs \
33 -I${.CURDIR}/../btx/lib -I. \
34 -I${.CURDIR}/../boot2 \
35 -Wall -Waggregate-return -Wbad-function-cast -Wcast-align \
36 -Wmissing-declarations -Wmissing-prototypes -Wnested-externs \
37 -Wpointer-arith -Wshadow -Wstrict-prototypes -Wwrite-strings \
38 -Winline --param max-inline-insns-single=100
40 LDFLAGS=-static -N --gc-sections
42 # Pick up ../Makefile.inc early.
43 .include <bsd.init.mk>
47 zfsboot: zfsboot1 zfsboot2
48 cat zfsboot1 zfsboot2 > zfsboot
50 CLEANFILES+= zfsboot1 zfsldr.out zfsldr.o
53 objcopy -S -O binary zfsldr.out ${.TARGET}
56 ${LD} ${LDFLAGS} -e start -Ttext ${ORG1} -o ${.TARGET} zfsldr.o
58 CLEANFILES+= zfsboot2 zfsboot.ld zfsboot.ldr zfsboot.bin zfsboot.out \
59 zfsboot.o zfsboot.s zfsboot.s.tmp sio.o cons.o drv.o util.o
61 # We currently allow 65536 bytes for zfsboot - in practice it could be
62 # any size up to 3.5Mb but keeping it fixed size simplifies zfsldr.
67 @set -- `ls -l zfsboot.ld`; x=$$((${BOOT2SIZE}-$$5)); \
68 echo "$$x bytes available"; test $$x -ge 0
69 dd if=zfsboot.ld of=${.TARGET} obs=${BOOT2SIZE} conv=osync
71 zfsboot.ld: zfsboot.ldr zfsboot.bin ${BTXKERN}
72 btxld -v -E ${ORG2} -f bin -b ${BTXKERN} -l zfsboot.ldr \
73 -o ${.TARGET} -P 1 zfsboot.bin
76 cp /dev/null ${.TARGET}
78 zfsboot.bin: zfsboot.out
79 objcopy -S -O binary zfsboot.out ${.TARGET}
81 zfsboot.out: ${BTXCRT} zfsboot.o sio.o drv.o cons.o util.o
82 ${LD} ${LDFLAGS} -Ttext ${ORG2} -o ${.TARGET} ${.ALLSRC} ${LIBSTAND}
88 zfsboot.s: zfsboot.c ${.CURDIR}/../../zfs/zfsimpl.c
89 ${CC} ${CFLAGS} -S -o zfsboot.s.tmp ${.CURDIR}/zfsboot.c
90 sed -e '/align/d' -e '/nop/d' < zfsboot.s.tmp > zfsboot.s
93 .if ${MACHINE_ARCH} == "amd64"
94 beforedepend zfsboot.s: machine
97 ln -sf ${.CURDIR}/../../../i386/include machine
100 .include <bsd.prog.mk>