1185029Spjd# $FreeBSD: stable/11/stand/i386/zfsboot/Makefile 360838 2020-05-09 08:55:18Z dim $
2185029Spjd
3329140Skevans.include <bsd.init.mk>
4185029Spjd
5329140Skevans.PATH:		${BOOTSRC}/i386/boot2 ${BOOTSRC}/i386/common ${SASRC}
6329140Skevans
7185029SpjdFILES=		zfsboot
8271609SavgMAN=		zfsboot.8
9185029Spjd
10185029SpjdBOOT_COMCONSOLE_PORT?= 0x3f8
11185029SpjdBOOT_COMCONSOLE_SPEED?= 9600
12185029SpjdB2SIOFMT?=	0x3
13185029Spjd
14185029SpjdREL1=	0x700
15185029SpjdORG1=	0x7c00
16185029SpjdORG2=	0x2000
17185029Spjd
18329134SkevansCFLAGS+=-DBOOTPROG=\"zfsboot\" \
19225530Savg	-O1 \
20308914Savg	-DZFS -DBOOT2 \
21185029Spjd	-DSIOPRT=${BOOT_COMCONSOLE_PORT} \
22185029Spjd	-DSIOFMT=${B2SIOFMT} \
23185029Spjd	-DSIOSPD=${BOOT_COMCONSOLE_SPEED} \
24329140Skevans	-I${LDRSRC} \
25329140Skevans	-I${BOOTSRC}/i386/common \
26329140Skevans	-I${BOOTSRC}/i386 \
27329140Skevans	-I${ZFSSRC} \
28329175Skevans	-I${SYSDIR}/crypto/skein \
29329140Skevans	-I${SYSDIR}/cddl/boot/zfs \
30329140Skevans	-I${BOOTSRC}/i386/boot2 \
31328866Skevans	-Wall -Waggregate-return -Wbad-function-cast -Wno-cast-align \
32185029Spjd	-Wmissing-declarations -Wmissing-prototypes -Wnested-externs \
33334572Sdim	-Wpointer-arith -Wshadow -Wstrict-prototypes -Wwrite-strings
34185029Spjd
35260334SdimCFLAGS.gcc+=	--param max-inline-insns-single=100
36260334Sdim
37329140SkevansLD_FLAGS+=${LD_FLAGS_BIN}
38185029Spjd
39329140SkevansCLEANFILES+=	zfsboot
40185029Spjd
41185029Spjdzfsboot: zfsboot1 zfsboot2
42185029Spjd	cat zfsboot1 zfsboot2 > zfsboot
43185029Spjd
44185029SpjdCLEANFILES+=	zfsboot1 zfsldr.out zfsldr.o
45185029Spjd
46185029Spjdzfsboot1: zfsldr.out
47280980Sdim	${OBJCOPY} -S -O binary zfsldr.out ${.TARGET}
48185029Spjd
49185029Spjdzfsldr.out: zfsldr.o
50360838Sdim	${LD} ${LD_FLAGS} -e start --defsym ORG=${ORG1} -T ${LDSCRIPT} -o ${.TARGET} zfsldr.o
51185029Spjd
52185029SpjdCLEANFILES+=	zfsboot2 zfsboot.ld zfsboot.ldr zfsboot.bin zfsboot.out \
53329140Skevans		zfsboot.o zfsboot.s zfsboot.s.tmp sio.o cons.o drv.o
54185029Spjd
55329175Skevans# We currently allow 256k bytes for zfsboot - in practice it could be
56185029Spjd# any size up to 3.5Mb but keeping it fixed size simplifies zfsldr.
57185029Spjd# 
58329175SkevansBOOT2SIZE=	262144
59185029Spjd
60185029Spjdzfsboot2: zfsboot.ld
61319024Sngie	@set -- `ls -l ${.ALLSRC}`; x=$$((${BOOT2SIZE}-$$5)); \
62185029Spjd	    echo "$$x bytes available"; test $$x -ge 0
63319024Sngie	${DD} if=${.ALLSRC} of=${.TARGET} obs=${BOOT2SIZE} conv=osync
64185029Spjd
65185029Spjdzfsboot.ld: zfsboot.ldr zfsboot.bin ${BTXKERN}
66185029Spjd	btxld -v -E ${ORG2} -f bin -b ${BTXKERN} -l zfsboot.ldr \
67185029Spjd	    -o ${.TARGET} -P 1 zfsboot.bin
68185029Spjd
69185029Spjdzfsboot.ldr:
70185029Spjd	cp /dev/null ${.TARGET}
71185029Spjd
72185029Spjdzfsboot.bin: zfsboot.out
73280980Sdim	${OBJCOPY} -S -O binary zfsboot.out ${.TARGET}
74185029Spjd
75329140Skevanszfsboot.out: ${BTXCRT} zfsboot.o sio.o drv.o cons.o
76360838Sdim	${LD} ${LD_FLAGS} --defsym ORG=${ORG2} -T ${LDSCRIPT} -o ${.TARGET} ${.ALLSRC} ${LIBSA32}
77185029Spjd
78221177SjhbSRCS=	zfsboot.c
79185029Spjd
80185029Spjd.include <bsd.prog.mk>
81232263Sdim
82232263Sdim# XXX: clang integrated-as doesn't grok .codeNN directives yet
83232263SdimCFLAGS.zfsldr.S=	${CLANG_NO_IAS}
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