Makefile.bootxx revision 1.5 
1# $NetBSD: Makefile.bootxx,v 1.5 2003/07/01 13:36:59 simonb Exp $
2
3S=	${.CURDIR}/../../../../../
4
5NOMAN=
6STRIPFLAG=
7PROG= bootxx_${FS}
8BINDIR= /usr/mdec
9BINMODE= 0444
10
11PRIMARY_LOAD_ADDRESS=0x600
12SECONDARY_LOAD_ADDRESS=0x10000
13
14# We ought (need?) to fit into track 0 of a 1.2M floppy.
15# This restricts us to 15 sectors (including pbr and label)
16BOOTXX_SECTORS?=15
17BOOTXX_MAXSIZE?= $$(( ${BOOTXX_SECTORS} * 512 ))
18
19SRCS= pbr.S label.S bootxx.S boot1.c
20
21.include <bsd.own.mk>
22
23LIBCRT0=	# nothing
24LIBCRTBEGIN=	# nothing
25LIBCRTEND=	# nothing
26LIBC=		# nothing
27
28BINDIR=/usr/mdec
29BINMODE=444
30
31.PATH:	${.CURDIR}/.. ${.CURDIR}/../../lib
32
33LDFLAGS+= -N -e start
34CPPFLAGS+= -DBOOTXX
35# CPPFLAGS+= -D__daddr_t=int32_t
36CPPFLAGS+= -I ${.CURDIR}/../../lib -I ${.OBJDIR}
37CPPFLAGS+= -DBOOTXX_SECTORS=${BOOTXX_SECTORS}
38CPPFLAGS+= -DPRIMARY_LOAD_ADDRESS=${PRIMARY_LOAD_ADDRESS}
39CPPFLAGS+= -DSECONDARY_LOAD_ADDRESS=${SECONDARY_LOAD_ADDRESS}
40# Magic number also known by usr.sbin/installboot/arch/i386.c
41CPPFLAGS+= -DX86_BOOT_MAGIC_1="('x' << 24 | 0x86b << 12 | 'm' << 4 | 1)"
42CPPFLAGS+= -DXXfs_open=${FS}_open
43CPPFLAGS+= -DXXfs_close=${FS}_close
44CPPFLAGS+= -DXXfs_read=${FS}_read
45CPPFLAGS+= -DXXfs_stat=${FS}_stat
46
47# Make sure we override any optimization options specified by the user
48COPTS=  -Os
49
50.if ${MACHINE} == "amd64"
51LDFLAGS+=  -m elf_i386
52AFLAGS+=   -m32
53COPTS+=    -m32
54LIBKERN_ARCH=i386
55KERNMISCMAKEFLAGS="LIBKERN_ARCH=i386"
56.else
57COPTS+=    -mcpu=i386
58.endif
59
60COPTS+=    -ffreestanding
61CFLAGS+= -Wall -Wmissing-prototypes -Wstrict-prototypes
62CPPFLAGS+= -nostdinc -D_STANDALONE
63CPPFLAGS+= -I$S
64
65CPPFLAGS+= -DLIBSA_SINGLE_FILESYSTEM=xxfs \
66		-DLIBSA_NO_TWIDDLE \
67		-DLIBSA_NO_FD_CHECKING \
68		-DLIBSA_NO_RAW_ACCESS \
69		-DLIBSA_NO_FS_WRITE \
70		-DLIBSA_NO_FS_SEEK \
71		-DLIBSA_USE_MEMCPY \
72		-DLIBSA_USE_MEMSET \
73		-DLIBSA_SINGLE_DEVICE=blkdev \
74		-DLIBKERN_OPTIMISE_SPACE \
75		-D"blkdevioctl(x,y,z)=EINVAL" \
76		-D"blkdevclose(f)=0" \
77		-D"devopen(f,n,fl)=(*(fl)=(void *)n,0)" \
78		-DLIBSA_NO_DISKLABEL_MSGS
79
80# -DLIBSA_FS_SINGLECOMPONENT 
81
82# CPPFLAGS+= -DBOOTXX_RAID1_SUPPORT
83
84I386_STAND_DIR?= $S/arch/i386/stand
85
86.if !make(obj) && !make(clean) && !make(cleandir)
87.BEGIN: machine x86
88.NOPATH: machine x86
89.endif
90
91realdepend realall: machine x86
92CLEANFILES+= machine x86
93
94machine::
95	-rm -f $@
96	ln -s $S/arch/i386/include $@
97
98x86::
99	-rm -f $@
100	ln -s $S/arch/x86/include $@
101
102${OBJS}: machine x86
103
104### find out what to use for libi386
105I386DIR= ${I386_STAND_DIR}/lib
106I386DST= ${.OBJDIR}/../lib/i386
107.include "${I386DIR}/Makefile.inc"
108LIBI386= ${I386LIB}
109
110### find out what to use for libsa
111SA_AS= library
112SADST= ${.OBJDIR}/../lib/libsa
113SAMISCMAKEFLAGS+="SA_USE_LOADFILE=yes"
114.include "${S}/lib/libsa/Makefile.inc"
115LIBSA= ${SALIB}
116
117### find out what to use for libkern
118KERN_AS=        library
119KERNDST= ${.OBJDIR}/../lib/libkern
120.include "${S}/lib/libkern/Makefile.inc"
121LIBKERN=        ${KERNLIB}
122
123
124cleandir distclean: cleanlibdir
125
126cleanlibdir:
127	rm -rf lib
128
129LIBLIST= ${LIBI386} ${LIBSA} ${LIBKERN} ${LIBI386} ${LIBSA}
130
131CLEANFILES+= ${PROG}.sym ${PROG}.map
132
133${PROG}: ${OBJS} ${LIBLIST}
134	${LD} -o ${PROG}.sym ${LDFLAGS} -Ttext ${PRIMARY_LOAD_ADDRESS} \
135		-Map ${PROG}.map -cref ${OBJS} ${LIBLIST}
136	${OBJCOPY} -O binary ${PROG}.sym ${PROG}
137	@ sz=$$(ls -ln ${PROG}|tr -s ' '|cut -d' ' -f5); \
138	if [ "$$sz" -gt "${BOOTXX_MAXSIZE}" ]; then \
139		echo "### ${PROG} size $$sz is larger than ${BOOTXX_MAXSIZE}" >&2; \
140		rm ${PROG}; \
141		! :; \
142	else \
143		: pad to sector boundary; \
144		pad=$$(( 512 - ( $$sz & 511 ) )); \
145		[ $$pad != 512 ] && \
146		    dd if=/dev/zero bs=1 count=$$pad >>${PROG} 2>/dev/null; \
147		echo "${PROG} size $$sz, $$((${BOOTXX_MAXSIZE} - $$sz)) free"; \
148	fi
149
150.include <bsd.prog.mk>
151