Makefile.bootxx revision 1.13 
1# $NetBSD: Makefile.bootxx,v 1.13 2003/10/15 03:49:57 gson 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}
40CPPFLAGS+= -DXXfs_open=${FS}_open
41CPPFLAGS+= -DXXfs_close=${FS}_close
42CPPFLAGS+= -DXXfs_read=${FS}_read
43CPPFLAGS+= -DXXfs_stat=${FS}_stat
44CPPFLAGS+= -DFS=${FS}
45
46# Make sure we override any optimization options specified by the user
47COPTS=  -Os
48
49CPPFLAGS+= -DNO_LBA_CHECK
50
51.if ${MACHINE} == "amd64"
52LD+=  -m elf_i386
53AFLAGS+=   -m32
54COPTS+=    -m32
55LIBKERN_ARCH=i386
56KERNMISCMAKEFLAGS="LIBKERN_ARCH=i386"
57CPPFLAGS+= -DBOOT_ELF64
58.else
59COPTS+=    -mcpu=i386
60.endif
61
62COPTS+=    -ffreestanding
63CFLAGS+= -Wall -Wmissing-prototypes -Wstrict-prototypes
64CPPFLAGS+= -nostdinc -D_STANDALONE
65CPPFLAGS+= -I$S
66
67CPPFLAGS+= -DLIBSA_SINGLE_FILESYSTEM=xxfs \
68		-DLIBSA_NO_TWIDDLE \
69		-DLIBSA_NO_FD_CHECKING \
70		-DLIBSA_NO_RAW_ACCESS \
71		-DLIBSA_NO_FS_WRITE \
72		-DLIBSA_NO_FS_SEEK \
73		-DLIBSA_USE_MEMCPY \
74		-DLIBSA_USE_MEMSET \
75		-DLIBSA_SINGLE_DEVICE=blkdev \
76		-DLIBKERN_OPTIMISE_SPACE \
77		-D"blkdevioctl(x,y,z)=EINVAL" \
78		-D"blkdevclose(f)=0" \
79		-D"devopen(f,n,fl)=(*(fl)=(void *)n,0)" \
80		-DLIBSA_NO_DISKLABEL_MSGS
81
82# -DLIBSA_FS_SINGLECOMPONENT 
83
84# CPPFLAGS+= -DBOOTXX_RAID1_SUPPORT
85
86I386_STAND_DIR?= $S/arch/i386/stand
87
88.if !make(obj) && !make(clean) && !make(cleandir)
89.BEGIN: machine x86 lib
90.NOPATH: machine x86
91.endif
92
93realdepend realall: machine x86 lib
94CLEANFILES+= machine x86
95
96machine::
97	-rm -f $@
98	ln -s $S/arch/i386/include $@
99
100x86::
101	-rm -f $@
102	ln -s $S/arch/x86/include $@
103
104${OBJS}: machine x86 lib
105
106lib:
107.ifdef LIBOBJ
108	-rm -f $@
109	ln -s ${LIBOBJ}/lib .
110	[ -d ${LIBOBJ}/lib ] || mkdir ${LIBOBJ}/lib
111.else
112	mkdir lib
113.endif
114
115### find out what to use for libi386
116I386DIR= ${I386_STAND_DIR}/lib
117.include "${I386DIR}/Makefile.inc"
118LIBI386= ${I386LIB}
119
120### find out what to use for libsa
121SA_AS= library
122SAMISCMAKEFLAGS+="SA_USE_LOADFILE=yes"
123.include "${S}/lib/libsa/Makefile.inc"
124LIBSA= ${SALIB}
125
126### find out what to use for libkern
127KERN_AS=        library
128.include "${S}/lib/libkern/Makefile.inc"
129LIBKERN=        ${KERNLIB}
130
131
132cleandir distclean: cleanlibdir
133
134cleanlibdir:
135	rm -rf lib
136
137LIBLIST= ${LIBI386} ${LIBSA} ${LIBKERN} ${LIBI386} ${LIBSA}
138
139CLEANFILES+= ${PROG}.sym ${PROG}.map
140
141${PROG}: ${OBJS} ${LIBLIST}
142	${LD} -o ${PROG}.sym ${LDFLAGS} -Ttext ${PRIMARY_LOAD_ADDRESS} \
143		-Map ${PROG}.map -cref ${OBJS} ${LIBLIST}
144	${OBJCOPY} -O binary ${PROG}.sym ${PROG}
145	@ sz=$$(ls -ln ${PROG}|tr -s ' '|cut -d' ' -f5); \
146	if [ "$$sz" -gt "${BOOTXX_MAXSIZE}" ]; then \
147		echo "### ${PROG} size $$sz is larger than ${BOOTXX_MAXSIZE}" >&2; \
148		rm ${PROG}; \
149		! :; \
150	else \
151		: pad to sector boundary; \
152		pad=$$(( 512 - ( $$sz & 511 ) )); \
153		[ $$pad = 512 ] || \
154		    dd if=/dev/zero bs=1 count=$$pad >>${PROG} 2>/dev/null; \
155		echo "${PROG} size $$sz, $$((${BOOTXX_MAXSIZE} - $$sz)) free"; \
156	fi
157
158.include <bsd.prog.mk>
159