Makefile.bootxx revision 1.50 
1# $NetBSD: Makefile.bootxx,v 1.50 2018/06/02 14:30:07 christos Exp $
2
3S=	${.CURDIR}/../../../../..
4
5AFLAGS.bootxx.S= ${${ACTIVE_CC} == "clang":?-no-integrated-as:}
6AFLAGS.pbr.S= ${${ACTIVE_CC} == "clang":?-no-integrated-as:}
7
8NOPIE=
9NOMAN=
10NOSANITIZER=
11PROG?= bootxx_${FS}
12BINDIR= /usr/mdec
13BINMODE= 0444
14
15PRIMARY_LOAD_ADDRESS=0x1000
16SECONDARY_LOAD_ADDRESS=0x10000
17
18# We ought (need?) to fit into track 0 of a 1.2M floppy.
19# This restricts us to 15 sectors (including pbr and label)
20BOOTXX_SECTORS?=15
21BOOTXX_MAXSIZE?= $$(( ${BOOTXX_SECTORS} * 512 ))
22
23SRCS= pbr.S label.S bootxx.S boot1.c
24
25.include <bsd.init.mk>
26
27STRIPFLAG=	# nothing
28
29LIBCRT0=	# nothing
30LIBCRTI=	# nothing
31LIBCRTBEGIN=	# nothing
32LIBCRTEND=	# nothing
33LIBC=		# nothing
34
35BINDIR=/usr/mdec
36BINMODE=444
37
38.PATH:	${.CURDIR}/.. ${.CURDIR}/../../lib
39
40LDFLAGS+= -nostdlib -Wl,-N -Wl,-e,start
41CPPFLAGS+= -DBOOTXX
42# CPPFLAGS+= -D__daddr_t=int32_t
43CPPFLAGS+= -I ${.CURDIR}/../../lib -I ${.OBJDIR}
44CPPFLAGS+= -DBOOTXX_SECTORS=${BOOTXX_SECTORS}
45CPPFLAGS+= -DPRIMARY_LOAD_ADDRESS=${PRIMARY_LOAD_ADDRESS}
46CPPFLAGS+= -DSECONDARY_LOAD_ADDRESS=${SECONDARY_LOAD_ADDRESS}
47CPPFLAGS+= -DXXfs_open=${FS}_open
48CPPFLAGS+= -DXXfs_close=${FS}_close
49CPPFLAGS+= -DXXfs_read=${FS}_read
50CPPFLAGS+= -DXXfs_stat=${FS}_stat
51CPPFLAGS+= -DFS=${FS}
52# CPPFLAGS+= -DBOOT_MSG_COM0
53
54# Make sure we override any optimization options specified by the user
55.include "${.PARSEDIR}/../Makefile.inc"
56COPTS=	${OPT_SIZE.${ACTIVE_CC}}
57DBG=
58
59CPPFLAGS+= -DNO_LBA_CHECK
60
61.if ${MACHINE_ARCH} == "x86_64"
62LDFLAGS+=  -Wl,-m,elf_i386
63AFLAGS+=   -m32
64CPUFLAGS=  -m32
65LIBKERN_ARCH=i386
66KERNMISCMAKEFLAGS="LIBKERN_ARCH=i386"
67.else
68CPPFLAGS+= -DEPIA_HACK
69CPUFLAGS=  -march=i386 -mtune=i386
70.endif
71
72CFLAGS+= -Wall -Wmissing-prototypes -Wstrict-prototypes
73CPPFLAGS+= -nostdinc -D_STANDALONE
74CPPFLAGS+= -I$S
75
76CPPFLAGS+= -DLIBSA_SINGLE_FILESYSTEM=xxfs \
77		-DLIBSA_NO_TWIDDLE \
78		-DLIBSA_NO_FD_CHECKING \
79		-DLIBSA_NO_RAW_ACCESS \
80		-DLIBSA_NO_FS_WRITE \
81		-DLIBSA_NO_FS_SEEK \
82		-DLIBSA_SINGLE_DEVICE=blkdev \
83		-DLIBKERN_OPTIMISE_SPACE \
84		-D"blkdevioctl(x,y,z)=EINVAL" \
85		-D"blkdevclose(f)=0" \
86		-D"devopen(f,n,fl)=(*(fl)=(void *)n,0)" \
87		-DLIBSA_NO_DISKLABEL_MSGS
88
89# -DLIBSA_FS_SINGLECOMPONENT 
90
91# CPPFLAGS+= -DBOOTXX_RAID1_SUPPORT
92
93I386_STAND_DIR?= $S/arch/i386/stand
94
95### find out what to use for libi386
96I386DIR= ${I386_STAND_DIR}/lib
97.include "${I386DIR}/Makefile.inc"
98LIBI386= ${I386LIB}
99
100### find out what to use for libsa
101SA_AS= library
102SAMISCMAKEFLAGS+="SA_USE_LOADFILE=yes"
103.include "${S}/lib/libsa/Makefile.inc"
104LIBSA= ${SALIB}
105
106### find out what to use for libkern
107KERN_AS=        library
108.include "${S}/lib/libkern/Makefile.inc"
109LIBKERN=        ${KERNLIB}
110
111LDSCRIPT ?= $S/arch/i386/conf/stand.ldscript
112
113cleandir distclean: .WAIT cleanlibdir
114
115cleanlibdir:
116	-rm -rf lib
117
118LIBLIST= ${LIBI386} ${LIBSA} ${LIBKERN} ${LIBI386} ${LIBSA}
119
120CLEANFILES+= ${PROG}.sym ${PROG}.map
121
122${PROG}: ${OBJS} ${LIBLIST} ${LDSCRIPT}
123	${_MKTARGET_LINK}
124	${CC} -o ${PROG}.sym ${LDFLAGS} -Wl,-Ttext,${PRIMARY_LOAD_ADDRESS} \
125		-T ${LDSCRIPT} -Wl,-Map,${PROG}.map -Wl,-cref ${OBJS} ${LIBLIST}
126	${OBJCOPY} -O binary ${PROG}.sym ${PROG}
127	@ sz=$$(${TOOL_STAT} -f '%z' ${PROG}); \
128	if [ "$$sz" -gt "${BOOTXX_MAXSIZE}" ]; then \
129		echo "### ${PROG} size $$sz is larger than ${BOOTXX_MAXSIZE}" >&2; \
130		rm ${PROG}; \
131		! :; \
132	else \
133		: pad to sector boundary; \
134		pad=$$(( 512 - ( $$sz & 511 ) )); \
135		[ $$pad = 512 ] || \
136		    dd if=/dev/zero bs=1 count=$$pad >>${PROG} 2>/dev/null; \
137		echo "${PROG} size $$sz, $$((${BOOTXX_MAXSIZE} - $$sz)) free"; \
138	fi
139
140.include <bsd.prog.mk>
141KLINK_MACHINE=	i386
142.include <bsd.klinks.mk>
143