Makefile.bootxx revision 1.32 
1# $NetBSD: Makefile.bootxx,v 1.32 2008/08/29 00:02:23 gmcgarry 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 -momit-leaf-frame-pointer
49DBG=
50
51CPPFLAGS+= -DNO_LBA_CHECK
52
53.if defined(HAVE_GCC)
54.if ${MACHINE} == "amd64"
55LDFLAGS+=  -Wl,-m,elf_i386
56AFLAGS+=   -m32
57CPUFLAGS=  -m32
58LIBKERN_ARCH=i386
59KERNMISCMAKEFLAGS="LIBKERN_ARCH=i386"
60.else
61CPPFLAGS+= -DEPIA_HACK
62.if ${HAVE_GCC} == 3
63CPUFLAGS=  -mcpu=i386
64.else
65CPUFLAGS=  -march=i386 -mtune=i386
66.endif
67.endif
68.endif
69
70COPTS+=    -ffreestanding
71CFLAGS+= -Wall -Wmissing-prototypes -Wstrict-prototypes
72CPPFLAGS+= -nostdinc -D_STANDALONE
73CPPFLAGS+= -I$S
74
75CPPFLAGS+= -DLIBSA_SINGLE_FILESYSTEM=xxfs \
76		-DLIBSA_NO_TWIDDLE \
77		-DLIBSA_NO_FD_CHECKING \
78		-DLIBSA_NO_RAW_ACCESS \
79		-DLIBSA_NO_FS_WRITE \
80		-DLIBSA_NO_FS_SEEK \
81		-DLIBSA_USE_MEMCPY \
82		-DLIBSA_USE_MEMSET \
83		-DLIBSA_SINGLE_DEVICE=blkdev \
84		-DLIBKERN_OPTIMISE_SPACE \
85		-D"blkdevioctl(x,y,z)=EINVAL" \
86		-D"blkdevclose(f)=0" \
87		-D"devopen(f,n,fl)=(*(fl)=(void *)n,0)" \
88		-DLIBSA_NO_DISKLABEL_MSGS
89
90# -DLIBSA_FS_SINGLECOMPONENT 
91
92# CPPFLAGS+= -DBOOTXX_RAID1_SUPPORT
93
94I386_STAND_DIR?= $S/arch/i386/stand
95
96CLEANFILES+= machine x86
97
98.if !make(obj) && !make(clean) && !make(cleandir)
99.BEGIN:
100	-rm -f machine && ln -s $S/arch/i386/include machine
101	-rm -f x86 && ln -s $S/arch/x86/include x86
102.ifdef LIBOBJ
103	-rm -f lib && ln -s ${LIBOBJ}/lib lib
104	mkdir -p ${LIBOBJ}/lib
105.endif
106.endif
107
108### find out what to use for libi386
109I386DIR= ${I386_STAND_DIR}/lib
110.include "${I386DIR}/Makefile.inc"
111LIBI386= ${I386LIB}
112
113### find out what to use for libsa
114SA_AS= library
115SAMISCMAKEFLAGS+="SA_USE_LOADFILE=yes"
116.include "${S}/lib/libsa/Makefile.inc"
117LIBSA= ${SALIB}
118
119### find out what to use for libkern
120KERN_AS=        library
121.include "${S}/lib/libkern/Makefile.inc"
122LIBKERN=        ${KERNLIB}
123
124
125cleandir distclean: cleanlibdir
126
127cleanlibdir:
128	-rm -rf lib
129
130LIBLIST= ${LIBI386} ${LIBSA} ${LIBKERN} ${LIBI386} ${LIBSA}
131
132CLEANFILES+= ${PROG}.sym ${PROG}.map
133
134${PROG}: ${OBJS} ${LIBLIST}
135	${_MKTARGET_LINK}
136	${CC} -o ${PROG}.sym ${LDFLAGS} -Wl,-Ttext,${PRIMARY_LOAD_ADDRESS} \
137		-Wl,-Map,${PROG}.map -Wl,-cref ${OBJS} ${LIBLIST}
138	${OBJCOPY} -O binary ${PROG}.sym ${PROG}
139	@ sz=$$(${TOOL_STAT} -f '%z' ${PROG}); \
140	if [ "$$sz" -gt "${BOOTXX_MAXSIZE}" ]; then \
141		echo "### ${PROG} size $$sz is larger than ${BOOTXX_MAXSIZE}" >&2; \
142		rm ${PROG}; \
143		! :; \
144	else \
145		: pad to sector boundary; \
146		pad=$$(( 512 - ( $$sz & 511 ) )); \
147		[ $$pad = 512 ] || \
148		    dd if=/dev/zero bs=1 count=$$pad >>${PROG} 2>/dev/null; \
149		echo "${PROG} size $$sz, $$((${BOOTXX_MAXSIZE} - $$sz)) free"; \
150	fi
151
152.include <bsd.prog.mk>
153