Makefile.bootxx revision 1.15 
1# $NetBSD: Makefile.bootxx,v 1.15 2004/09/03 21:55:17 thorpej 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
60CPUFLAGS=  -mcpu=i386
61.endif
62
63COPTS+=    -ffreestanding
64CFLAGS+= -Wall -Wmissing-prototypes -Wstrict-prototypes
65CPPFLAGS+= -nostdinc -D_STANDALONE
66CPPFLAGS+= -I$S
67
68CPPFLAGS+= -DLIBSA_SINGLE_FILESYSTEM=xxfs \
69		-DLIBSA_NO_TWIDDLE \
70		-DLIBSA_NO_FD_CHECKING \
71		-DLIBSA_NO_RAW_ACCESS \
72		-DLIBSA_NO_FS_WRITE \
73		-DLIBSA_NO_FS_SEEK \
74		-DLIBSA_USE_MEMCPY \
75		-DLIBSA_USE_MEMSET \
76		-DLIBSA_SINGLE_DEVICE=blkdev \
77		-DLIBKERN_OPTIMISE_SPACE \
78		-D"blkdevioctl(x,y,z)=EINVAL" \
79		-D"blkdevclose(f)=0" \
80		-D"devopen(f,n,fl)=(*(fl)=(void *)n,0)" \
81		-DLIBSA_NO_DISKLABEL_MSGS
82
83# -DLIBSA_FS_SINGLECOMPONENT 
84
85# CPPFLAGS+= -DBOOTXX_RAID1_SUPPORT
86
87I386_STAND_DIR?= $S/arch/i386/stand
88
89.if !make(obj) && !make(clean) && !make(cleandir)
90.BEGIN: machine x86 lib
91.NOPATH: machine x86
92.endif
93
94realdepend realall: machine x86 lib
95CLEANFILES+= machine x86
96
97machine::
98	-rm -f $@
99	ln -s $S/arch/i386/include $@
100
101x86::
102	-rm -f $@
103	ln -s $S/arch/x86/include $@
104
105${OBJS}: machine x86 lib
106
107lib:
108.ifdef LIBOBJ
109	-rm -f $@
110	ln -s ${LIBOBJ}/lib .
111	[ -d ${LIBOBJ}/lib ] || mkdir ${LIBOBJ}/lib
112.else
113	mkdir lib
114.endif
115
116### find out what to use for libi386
117I386DIR= ${I386_STAND_DIR}/lib
118.include "${I386DIR}/Makefile.inc"
119LIBI386= ${I386LIB}
120
121### find out what to use for libsa
122SA_AS= library
123SAMISCMAKEFLAGS+="SA_USE_LOADFILE=yes"
124.include "${S}/lib/libsa/Makefile.inc"
125LIBSA= ${SALIB}
126
127### find out what to use for libkern
128KERN_AS=        library
129.include "${S}/lib/libkern/Makefile.inc"
130LIBKERN=        ${KERNLIB}
131
132
133cleandir distclean: cleanlibdir
134
135cleanlibdir:
136	-rm -rf lib
137
138LIBLIST= ${LIBI386} ${LIBSA} ${LIBKERN} ${LIBI386} ${LIBSA}
139
140CLEANFILES+= ${PROG}.sym ${PROG}.map
141
142${PROG}: ${OBJS} ${LIBLIST}
143	${LD} -o ${PROG}.sym ${LDFLAGS} -Ttext ${PRIMARY_LOAD_ADDRESS} \
144		-Map ${PROG}.map -cref ${OBJS} ${LIBLIST}
145	${OBJCOPY} -O binary ${PROG}.sym ${PROG}
146	@ sz=$$(ls -ln ${PROG}|tr -s ' '|cut -d' ' -f5); \
147	if [ "$$sz" -gt "${BOOTXX_MAXSIZE}" ]; then \
148		echo "### ${PROG} size $$sz is larger than ${BOOTXX_MAXSIZE}" >&2; \
149		rm ${PROG}; \
150		! :; \
151	else \
152		: pad to sector boundary; \
153		pad=$$(( 512 - ( $$sz & 511 ) )); \
154		[ $$pad = 512 ] || \
155		    dd if=/dev/zero bs=1 count=$$pad >>${PROG} 2>/dev/null; \
156		echo "${PROG} size $$sz, $$((${BOOTXX_MAXSIZE} - $$sz)) free"; \
157	fi
158
159.include <bsd.prog.mk>
160