Makefile.bootxx revision 1.47 
1# $NetBSD: Makefile.bootxx,v 1.47 2014/01/12 15:26:29 tsutsui Exp $
2
3S=	${.CURDIR}/../../../../..
4
5AFLAGS.bootxx.S= ${${ACTIVE_CC} == "clang":?-no-integrated-as:}
6AFLAGS.label.S= ${${ACTIVE_CC} == "clang":?-no-integrated-as:}
7AFLAGS.pbr.S= ${${ACTIVE_CC} == "clang":?-no-integrated-as:}
8
9PIE_CFLAGS=
10PIE_LDFLAGS=
11PIE_AFLAGS=
12NOMAN=
13PROG?= bootxx_${FS}
14BINDIR= /usr/mdec
15BINMODE= 0444
16
17PRIMARY_LOAD_ADDRESS=0x1000
18SECONDARY_LOAD_ADDRESS=0x10000
19
20# We ought (need?) to fit into track 0 of a 1.2M floppy.
21# This restricts us to 15 sectors (including pbr and label)
22BOOTXX_SECTORS?=15
23BOOTXX_MAXSIZE?= $$(( ${BOOTXX_SECTORS} * 512 ))
24
25SRCS= pbr.S label.S bootxx.S boot1.c
26
27.include <bsd.own.mk>
28
29STRIPFLAG=	# nothing
30
31LIBCRT0=	# nothing
32LIBCRTI=	# nothing
33LIBCRTBEGIN=	# nothing
34LIBCRTEND=	# nothing
35LIBC=		# nothing
36
37BINDIR=/usr/mdec
38BINMODE=444
39
40.PATH:	${.CURDIR}/.. ${.CURDIR}/../../lib
41
42LDFLAGS+= -nostdlib -Wl,-N -Wl,-e,start
43CPPFLAGS+= -DBOOTXX
44# CPPFLAGS+= -D__daddr_t=int32_t
45CPPFLAGS+= -I ${.CURDIR}/../../lib -I ${.OBJDIR}
46CPPFLAGS+= -DBOOTXX_SECTORS=${BOOTXX_SECTORS}
47CPPFLAGS+= -DPRIMARY_LOAD_ADDRESS=${PRIMARY_LOAD_ADDRESS}
48CPPFLAGS+= -DSECONDARY_LOAD_ADDRESS=${SECONDARY_LOAD_ADDRESS}
49CPPFLAGS+= -DXXfs_open=${FS}_open
50CPPFLAGS+= -DXXfs_close=${FS}_close
51CPPFLAGS+= -DXXfs_read=${FS}_read
52CPPFLAGS+= -DXXfs_stat=${FS}_stat
53CPPFLAGS+= -DFS=${FS}
54# CPPFLAGS+= -DBOOT_MSG_COM0
55
56# Make sure we override any optimization options specified by the user
57.include "${.PARSEDIR}/../Makefile.inc"
58COPTS=	${OPT_SIZE.${ACTIVE_CC}}
59DBG=
60
61CPPFLAGS+= -DNO_LBA_CHECK
62
63.if ${MACHINE_ARCH} == "x86_64"
64LDFLAGS+=  -Wl,-m,elf_i386
65AFLAGS+=   -m32
66CPUFLAGS=  -m32
67LIBKERN_ARCH=i386
68KERNMISCMAKEFLAGS="LIBKERN_ARCH=i386"
69.else
70CPPFLAGS+= -DEPIA_HACK
71CPUFLAGS=  -march=i386 -mtune=i386
72.endif
73
74CFLAGS+= -Wall -Wmissing-prototypes -Wstrict-prototypes
75CPPFLAGS+= -nostdinc -D_STANDALONE
76CPPFLAGS+= -I$S
77
78CPPFLAGS+= -DLIBSA_SINGLE_FILESYSTEM=xxfs \
79		-DLIBSA_NO_TWIDDLE \
80		-DLIBSA_NO_FD_CHECKING \
81		-DLIBSA_NO_RAW_ACCESS \
82		-DLIBSA_NO_FS_WRITE \
83		-DLIBSA_NO_FS_SEEK \
84		-DLIBSA_SINGLE_DEVICE=blkdev \
85		-DLIBKERN_OPTIMISE_SPACE \
86		-D"blkdevioctl(x,y,z)=EINVAL" \
87		-D"blkdevclose(f)=0" \
88		-D"devopen(f,n,fl)=(*(fl)=(void *)n,0)" \
89		-DLIBSA_NO_DISKLABEL_MSGS
90
91# -DLIBSA_FS_SINGLECOMPONENT 
92
93# CPPFLAGS+= -DBOOTXX_RAID1_SUPPORT
94
95I386_STAND_DIR?= $S/arch/i386/stand
96
97### find out what to use for libi386
98I386DIR= ${I386_STAND_DIR}/lib
99.include "${I386DIR}/Makefile.inc"
100LIBI386= ${I386LIB}
101
102### find out what to use for libsa
103SA_AS= library
104SAMISCMAKEFLAGS+="SA_USE_LOADFILE=yes"
105.include "${S}/lib/libsa/Makefile.inc"
106LIBSA= ${SALIB}
107
108### find out what to use for libkern
109KERN_AS=        library
110.include "${S}/lib/libkern/Makefile.inc"
111LIBKERN=        ${KERNLIB}
112
113LDSCRIPT ?= $S/arch/i386/conf/stand.ldscript
114
115cleandir distclean: .WAIT cleanlibdir
116
117cleanlibdir:
118	-rm -rf lib
119
120LIBLIST= ${LIBI386} ${LIBSA} ${LIBKERN} ${LIBI386} ${LIBSA}
121
122CLEANFILES+= ${PROG}.sym ${PROG}.map
123
124${PROG}: ${OBJS} ${LIBLIST}
125	${_MKTARGET_LINK}
126	${CC} -o ${PROG}.sym ${LDFLAGS} -Wl,-Ttext,${PRIMARY_LOAD_ADDRESS} \
127		-T ${LDSCRIPT} -Wl,-Map,${PROG}.map -Wl,-cref ${OBJS} ${LIBLIST}
128	${OBJCOPY} -O binary ${PROG}.sym ${PROG}
129	@ sz=$$(${TOOL_STAT} -f '%z' ${PROG}); \
130	if [ "$$sz" -gt "${BOOTXX_MAXSIZE}" ]; then \
131		echo "### ${PROG} size $$sz is larger than ${BOOTXX_MAXSIZE}" >&2; \
132		rm ${PROG}; \
133		! :; \
134	else \
135		: pad to sector boundary; \
136		pad=$$(( 512 - ( $$sz & 511 ) )); \
137		[ $$pad = 512 ] || \
138		    dd if=/dev/zero bs=1 count=$$pad >>${PROG} 2>/dev/null; \
139		echo "${PROG} size $$sz, $$((${BOOTXX_MAXSIZE} - $$sz)) free"; \
140	fi
141
142.include <bsd.prog.mk>
143KLINK_MACHINE=	i386
144.include <bsd.klinks.mk>
145