Makefile.bootxx revision 1.30 
1# $NetBSD: Makefile.bootxx,v 1.30 2008/01/31 11:11:09 sborrill 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+= -nostdlib -Wl,-N -Wl,-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
49DBG=
50
51CPPFLAGS+= -DNO_LBA_CHECK
52
53.if ${MACHINE} == "amd64"
54LDFLAGS+=  -Wl,-m,elf_i386
55AFLAGS+=   -m32
56CPUFLAGS=  -m32
57LIBKERN_ARCH=i386
58KERNMISCMAKEFLAGS="LIBKERN_ARCH=i386"
59.else
60CPPFLAGS+= -DEPIA_HACK
61.if ${HAVE_GCC} == 3
62CPUFLAGS=  -mcpu=i386
63.else
64CPUFLAGS=  -march=i386 -mtune=i386
65.endif
66.endif
67
68COPTS+=    -ffreestanding
69CFLAGS+= -Wall -Wmissing-prototypes -Wstrict-prototypes
70CPPFLAGS+= -nostdinc -D_STANDALONE
71CPPFLAGS+= -I$S
72
73CPPFLAGS+= -DLIBSA_SINGLE_FILESYSTEM=xxfs \
74		-DLIBSA_NO_TWIDDLE \
75		-DLIBSA_NO_FD_CHECKING \
76		-DLIBSA_NO_RAW_ACCESS \
77		-DLIBSA_NO_FS_WRITE \
78		-DLIBSA_NO_FS_SEEK \
79		-DLIBSA_USE_MEMCPY \
80		-DLIBSA_USE_MEMSET \
81		-DLIBSA_SINGLE_DEVICE=blkdev \
82		-DLIBKERN_OPTIMISE_SPACE \
83		-D"blkdevioctl(x,y,z)=EINVAL" \
84		-D"blkdevclose(f)=0" \
85		-D"devopen(f,n,fl)=(*(fl)=(void *)n,0)" \
86		-DLIBSA_NO_DISKLABEL_MSGS
87
88# -DLIBSA_FS_SINGLECOMPONENT 
89
90# CPPFLAGS+= -DBOOTXX_RAID1_SUPPORT
91
92I386_STAND_DIR?= $S/arch/i386/stand
93
94CLEANFILES+= machine x86
95
96.if !make(obj) && !make(clean) && !make(cleandir)
97.BEGIN:
98	-rm -f machine && ln -s $S/arch/i386/include machine
99	-rm -f x86 && ln -s $S/arch/x86/include x86
100.ifdef LIBOBJ
101	-rm -f lib && ln -s ${LIBOBJ}/lib lib
102	mkdir -p ${LIBOBJ}/lib
103.endif
104.endif
105
106### find out what to use for libi386
107I386DIR= ${I386_STAND_DIR}/lib
108.include "${I386DIR}/Makefile.inc"
109LIBI386= ${I386LIB}
110
111### find out what to use for libsa
112SA_AS= library
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
119.include "${S}/lib/libkern/Makefile.inc"
120LIBKERN=        ${KERNLIB}
121
122
123cleandir distclean: cleanlibdir
124
125cleanlibdir:
126	-rm -rf lib
127
128LIBLIST= ${LIBI386} ${LIBSA} ${LIBKERN} ${LIBI386} ${LIBSA}
129
130CLEANFILES+= ${PROG}.sym ${PROG}.map
131
132${PROG}: ${OBJS} ${LIBLIST}
133	${_MKTARGET_LINK}
134	${CC} -o ${PROG}.sym ${LDFLAGS} -Wl,-Ttext,${PRIMARY_LOAD_ADDRESS} \
135		-Wl,-Map,${PROG}.map -Wl,-cref ${OBJS} ${LIBLIST}
136	${OBJCOPY} -O binary ${PROG}.sym ${PROG}
137	@ sz=$$(${TOOL_STAT} -f '%z' ${PROG}); \
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