* Use id(1) instead of grep(1) to detect the presence of the smmsp
[dragonfly.git] / sys / boot / pc32 / boot2 / Makefile
1 # $FreeBSD: src/sys/boot/i386/boot2/Makefile,v 1.47 2003/06/26 03:51:57 peter Exp $
2 # $DragonFly: src/sys/boot/pc32/boot2/Makefile,v 1.4 2003/11/10 06:08:35 dillon Exp $
3
4 PROG=           boot2
5 NOMAN=
6 STRIP=
7 BINDIR?=        /boot
8 BINMODE=        444
9 CLEANFILES=     boot boot1 boot1.out boot1.o \
10                 boot2.ldr boot2.bin boot2.ld boot2.out boot2.o boot2.h \
11                 boot2.s sio.o
12
13 NM?=            nm
14
15 # A value of 0x80 enables LBA support.
16 B1FLAGS=        0x80
17
18 BOOT_COMCONSOLE_PORT?= 0x3f8
19 BOOT_COMCONSOLE_SPEED?= 9600
20 B2SIOFMT?=      0x3
21
22 .if exists(${.OBJDIR}/../btx)
23 BTX=    ${.OBJDIR}/../btx
24 .else
25 BTX=    ${.CURDIR}/../btx
26 .endif
27
28 REL1=   0x700
29 ORG1=   0x7c00
30 ORG2=   0x2000
31
32 # Decide Level of UFS support.  UFS1_AND_UFS2 doesn't fit.
33
34 # BOOT2_UFS?=   UFS2_ONLY
35 #BOOT2_UFS?=    UFS1_AND_UFS2
36 BOOT2_UFS?=     UFS1_ONLY
37
38 # gcc3.x
39 #       -fno-guess-branch-probability
40 #       -mno-align-long-strings
41
42 CFLAGS= -elf -ffreestanding -Os -fno-builtin \
43         -fomit-frame-pointer \
44         -mrtd \
45         -D${BOOT2_UFS} \
46         -I${.CURDIR}/../../common \
47         -I${.CURDIR}/../btx/lib -I. \
48         -Wall -Waggregate-return -Wbad-function-cast -Wcast-align \
49         -Wmissing-declarations -Wmissing-prototypes -Wnested-externs \
50         -Wpointer-arith -Wshadow -Wstrict-prototypes -Wwrite-strings
51
52 LDFLAGS=-nostdlib -static -N --gc-sections
53
54 all: boot1 boot2 boot
55
56 boot: boot1 boot2
57         cat boot1 boot2 > boot
58
59 boot1: boot1.out
60         objcopy -S -O binary boot1.out ${.TARGET}
61
62 boot1.out: boot1.o
63         ${LD} ${LDFLAGS} -e start -Ttext ${ORG1} -o ${.TARGET} boot1.o
64
65 boot1.o: boot1.s
66         ${CPP} ${CFLAGS} ${.IMPSRC} | \
67             ${AS} ${AFLAGS} --defsym FLAGS=${B1FLAGS} -o ${.TARGET}
68
69 boot2.o: boot2.c ${.CURDIR}/../../common/ufsread.c
70         ${CC} ${CFLAGS} -S -o boot2.s.tmp ${.IMPSRC}
71         sed -e '/align/d' -e '/nop/d' < boot2.s.tmp > boot2.s
72         rm -f boot2.s.tmp
73         ${AS} ${AFLAGS} -o boot2.o boot2.s
74
75 boot2.h: boot1.out
76         ${NM} -t d ${.ALLSRC} | awk '/([0-9])+ T xread/ \
77                 { x = $$1 - ORG1; \
78                 printf("#define XREADORG %#x\n", REL1 + x) }' \
79                 ORG1=`printf "%d" ${ORG1}` \
80                 REL1=`printf "%d" ${REL1}` > boot2.h
81
82 boot2: boot2.ldr boot2.bin ${BTX}/btx/btx
83         btxld -v -E ${ORG2} -f bin -b ${BTX}/btx/btx -l boot2.ldr \
84                 -o boot2.ld -P 1 boot2.bin
85         @ls -l boot2.ld | awk '{ x = 7680 - $$5; \
86                 print x " bytes available"; if (x < 0) exit 1 }'
87         dd if=boot2.ld of=${.TARGET} obs=7680 conv=osync 2>/dev/null
88
89 boot2.ldr:
90         dd if=/dev/zero of=${.TARGET} bs=276 count=1 2>/dev/null
91
92 boot2.bin: boot2.out
93         objcopy -S -O binary boot2.out ${.TARGET}
94
95 boot2.out: boot2.o sio.o
96         ${LD} ${LDFLAGS} -Ttext ${ORG2} -o ${.TARGET} \
97                 ${BTX}/lib/crt0.o ${.ALLSRC}
98
99 boot2.o: boot2.h
100
101 sio.o: sio.s
102         ${AS} ${AFLAGS} --defsym SIOPRT=${BOOT_COMCONSOLE_PORT} \
103                 --defsym SIOFMT=${B2SIOFMT} \
104                 --defsym SIOSPD=${BOOT_COMCONSOLE_SPEED} \
105                 ${.IMPSRC} -o ${.TARGET}
106
107 install:
108         ${INSTALL} -o ${BINOWN} -g ${BINGRP} -m ${BINMODE} \
109                 boot ${DESTDIR}${BINDIR}/boot
110         ${INSTALL} -o ${BINOWN} -g ${BINGRP} -m ${BINMODE} \
111                 boot1 ${DESTDIR}${BINDIR}/boot1
112         ${INSTALL} -o ${BINOWN} -g ${BINGRP} -m ${BINMODE} \
113                 boot2 ${DESTDIR}${BINDIR}/boot2
114
115 .include <bsd.prog.mk>
116
117 .if defined(REALLY_AMD64)
118 boot2.o: machine
119
120 beforedepend ${OBJS}: machine
121
122 machine:
123         ln -sf ${.CURDIR}/../../../i386/include machine
124
125 CLEANFILES+=    machine
126 .endif
127