Makefile.bootxx revision 1.21 
1# $NetBSD: Makefile.bootxx,v 1.21 2006/05/13 03:19:28 lukem Exp $
2
3S=	${.CURDIR}/../../../../../
4
5NOMAN=
6PROG?= bootxx_${FS}
7BINDIR= /usr/mdec
8BINMODE= 0444
9
10PRIMARY_LOAD_ADDRESS=0x600
11SECONDARY_LOAD_ADDRESS=0x10000
12
13# We ought (need?) to fit into track 0 of a 1.2M floppy.
14# This restricts us to 15 sectors (including pbr and label)
15BOOTXX_SECTORS?=15
16BOOTXX_MAXSIZE?= $$(( ${BOOTXX_SECTORS} * 512 ))
17
18SRCS= pbr.S label.S bootxx.S boot1.c
19
20.include <bsd.own.mk>
21
22STRIPFLAG=	# nothing
23
24LIBCRT0=	# nothing
25LIBCRTBEGIN=	# nothing
26LIBCRTEND=	# nothing
27LIBC=		# nothing
28
29BINDIR=/usr/mdec
30BINMODE=444
31
32.PATH:	${.CURDIR}/.. ${.CURDIR}/../../lib
33
34LDFLAGS+= -N -e start
35CPPFLAGS+= -DBOOTXX
36# CPPFLAGS+= -D__daddr_t=int32_t
37CPPFLAGS+= -I ${.CURDIR}/../../lib -I ${.OBJDIR}
38CPPFLAGS+= -DBOOTXX_SECTORS=${BOOTXX_SECTORS}
39CPPFLAGS+= -DPRIMARY_LOAD_ADDRESS=${PRIMARY_LOAD_ADDRESS}
40CPPFLAGS+= -DSECONDARY_LOAD_ADDRESS=${SECONDARY_LOAD_ADDRESS}
41CPPFLAGS+= -DXXfs_open=${FS}_open
42CPPFLAGS+= -DXXfs_close=${FS}_close
43CPPFLAGS+= -DXXfs_read=${FS}_read
44CPPFLAGS+= -DXXfs_stat=${FS}_stat
45CPPFLAGS+= -DFS=${FS}
46
47# Make sure we override any optimization options specified by the user
48COPTS=  -Os
49
50CPPFLAGS+= -DNO_LBA_CHECK
51
52.if ${MACHINE} == "amd64"
53LD+=  -m elf_i386
54AFLAGS+=   -m32
55CPUFLAGS=  -m32
56LIBKERN_ARCH=i386
57KERNMISCMAKEFLAGS="LIBKERN_ARCH=i386"
58CPPFLAGS+= -DBOOT_ELF64
59.else
60.if ${HAVE_GCC} == 3
61CPUFLAGS=  -mcpu=i386
62.else
63CPUFLAGS=  -march=i386 -mtune=i386
64.endif
65.endif
66
67COPTS+=    -ffreestanding
68CFLAGS+= -Wall -Wmissing-prototypes -Wstrict-prototypes
69CPPFLAGS+= -nostdinc -D_STANDALONE
70CPPFLAGS+= -I$S
71
72CPPFLAGS+= -DLIBSA_SINGLE_FILESYSTEM=xxfs \
73		-DLIBSA_NO_TWIDDLE \
74		-DLIBSA_NO_FD_CHECKING \
75		-DLIBSA_NO_RAW_ACCESS \
76		-DLIBSA_NO_FS_WRITE \
77		-DLIBSA_NO_FS_SEEK \
78		-DLIBSA_USE_MEMCPY \
79		-DLIBSA_USE_MEMSET \
80		-DLIBSA_SINGLE_DEVICE=blkdev \
81		-DLIBKERN_OPTIMISE_SPACE \
82		-D"blkdevioctl(x,y,z)=EINVAL" \
83		-D"blkdevclose(f)=0" \
84		-D"devopen(f,n,fl)=(*(fl)=(void *)n,0)" \
85		-DLIBSA_NO_DISKLABEL_MSGS
86
87# -DLIBSA_FS_SINGLECOMPONENT 
88
89# CPPFLAGS+= -DBOOTXX_RAID1_SUPPORT
90
91I386_STAND_DIR?= $S/arch/i386/stand
92
93CLEANFILES+= machine x86
94
95.if !make(obj) && !make(clean) && !make(cleandir)
96.BEGIN:
97	-rm -f machine && ln -s $S/arch/i386/include machine
98	-rm -f x86 && ln -s $S/arch/x86/include x86
99.ifdef LIBOBJ
100	-rm -f lib && ln -s ${LIBOBJ}/lib lib
101	mkdir -p ${LIBOBJ}/lib
102.endif
103.endif
104
105### find out what to use for libi386
106I386DIR= ${I386_STAND_DIR}/lib
107.include "${I386DIR}/Makefile.inc"
108LIBI386= ${I386LIB}
109
110### find out what to use for libsa
111SA_AS= library
112SAMISCMAKEFLAGS+="SA_USE_LOADFILE=yes"
113.include "${S}/lib/libsa/Makefile.inc"
114LIBSA= ${SALIB}
115
116### find out what to use for libkern
117KERN_AS=        library
118.include "${S}/lib/libkern/Makefile.inc"
119LIBKERN=        ${KERNLIB}
120
121
122cleandir distclean: cleanlibdir
123
124cleanlibdir:
125	-rm -rf lib
126
127LIBLIST= ${LIBI386} ${LIBSA} ${LIBKERN} ${LIBI386} ${LIBSA}
128
129CLEANFILES+= ${PROG}.sym ${PROG}.map
130
131${PROG}: ${OBJS} ${LIBLIST}
132	${_MKTARGET_LINK}
133	${LD} -o ${PROG}.sym ${LDFLAGS} -Ttext ${PRIMARY_LOAD_ADDRESS} \
134		-Map ${PROG}.map -cref ${OBJS} ${LIBLIST}
135	${OBJCOPY} -O binary ${PROG}.sym ${PROG}
136	@ sz=$$(ls -ln ${PROG}|tr -s ' '|cut -d' ' -f5); \
137	if [ "$$sz" -gt "${BOOTXX_MAXSIZE}" ]; then \
138		echo "### ${PROG} size $$sz is larger than ${BOOTXX_MAXSIZE}" >&2; \
139		rm ${PROG}; \
140		! :; \
141	else \
142		: pad to sector boundary; \
143		pad=$$(( 512 - ( $$sz & 511 ) )); \
144		[ $$pad = 512 ] || \
145		    dd if=/dev/zero bs=1 count=$$pad >>${PROG} 2>/dev/null; \
146		echo "${PROG} size $$sz, $$((${BOOTXX_MAXSIZE} - $$sz)) free"; \
147	fi
148
149.include <bsd.prog.mk>
150