Remove my changes. PATH_PORTS is not checked for multiple entries as
[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 1.8 2004/07/19 01:24:58 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=    ${.CURDIR}/../btx
26 .endif
27
28 # WARNING!   These constants are also defined in bootasm.h
29 #
30 REL1=   0x700
31 ORG1=   0x7c00
32
33 # WARNING!  The ORG2 calculation is the origin of boot2.bin relative to 
34 # the start of the BTX *USER* address space, not the start of physical 
35 # memory.
36 #
37 ORG2=   0x2000
38
39 # Decide Level of UFS support.  UFS1_AND_UFS2 doesn't fit.
40
41 # BOOT2_UFS?=   UFS2_ONLY
42 #BOOT2_UFS?=    UFS1_AND_UFS2
43 BOOT2_UFS?=     UFS1_ONLY
44
45 # gcc3.x
46 #       -fno-guess-branch-probability
47 #       -mno-align-long-strings
48
49 CFLAGS= -elf -ffreestanding -Os -fno-builtin -fno-stack-protector \
50         -fomit-frame-pointer \
51         -mrtd \
52         -D${BOOT2_UFS} \
53         -I${.CURDIR}/../../common \
54         -I${.CURDIR}/../btx/lib -I. \
55         -Wall -Waggregate-return -Wbad-function-cast -Wcast-align \
56         -Wmissing-declarations -Wmissing-prototypes -Wnested-externs \
57         -Wpointer-arith -Wshadow -Wstrict-prototypes -Wwrite-strings
58
59 LDFLAGS=-nostdlib -static -N --gc-sections
60
61 all: boot1 boot2 boot
62
63 boot: boot1 boot2
64         cat boot1 boot2 > boot
65
66 boot1: boot1.out
67         objcopy -S -O binary boot1.out ${.TARGET}
68
69 boot1.out: boot1.o
70         ${LD} ${LDFLAGS} -e start -Ttext ${ORG1} -o ${.TARGET} boot1.o
71
72 boot1.o: boot1.S
73         ${CC} ${CFLAGS} -DFLAGS=${B1FLAGS} ${AFLAGS} \
74                 ${.IMPSRC} -o ${.TARGET} -c
75
76 boot2.o: boot2.c ${.CURDIR}/../../common/ufsread.c
77         ${CC} ${CFLAGS} -S -o boot2.s.tmp ${.IMPSRC}
78         sed -e '/align/d' -e '/nop/d' < boot2.s.tmp > boot2.s
79         rm -f boot2.s.tmp
80         ${AS} ${AFLAGS} -o boot2.o boot2.s
81
82 boot2.h: boot1.out
83         ${NM} -t d ${.ALLSRC} | awk '/([0-9])+ T xread/ \
84                 { x = $$1 - ORG1; \
85                 printf("#define XREADORG %#x\n", REL1 + x) }' \
86                 ORG1=`printf "%d" ${ORG1}` \
87                 REL1=`printf "%d" ${REL1}` > boot2.h
88
89 boot2: boot2.ldr boot2.bin ${BTX}/btx/btx
90         btxld -v -E ${ORG2} -f bin -b ${BTX}/btx/btx -l boot2.ldr \
91                 -o boot2.ld -P 1 boot2.bin
92         @ls -l boot2.ld | awk '{ x = 7680 - $$5; \
93                 print x " bytes available"; if (x < 0) exit 1 }'
94         dd if=boot2.ld of=${.TARGET} obs=7680 conv=osync 2>/dev/null
95
96 boot2.ldr:
97         dd if=/dev/zero of=${.TARGET} bs=512 count=1 2>/dev/null
98
99 boot2.bin: boot2.out
100         objcopy -S -O binary boot2.out ${.TARGET}
101
102 boot2.out: boot2.o sio.o
103         ${LD} ${LDFLAGS} -Ttext ${ORG2} -o ${.TARGET} \
104                 ${BTX}/lib/crt0.o ${.ALLSRC}
105
106 boot2.o: boot2.h
107
108 sio.o: sio.S
109         ${CC} -DSIOPRT=${BOOT_COMCONSOLE_PORT} -DSIOFMT=${B2SIOFMT} \
110                 -DSIOSPD=${BOOT_COMCONSOLE_SPEED} \
111                 ${AFLAGS} ${.IMPSRC} -o ${.TARGET} -c
112
113 install:
114         ${INSTALL} -o ${BINOWN} -g ${BINGRP} -m ${BINMODE} \
115                 boot ${DESTDIR}${BINDIR}/boot
116         ${INSTALL} -o ${BINOWN} -g ${BINGRP} -m ${BINMODE} \
117                 boot1 ${DESTDIR}${BINDIR}/boot1
118         ${INSTALL} -o ${BINOWN} -g ${BINGRP} -m ${BINMODE} \
119                 boot2 ${DESTDIR}${BINDIR}/boot2
120
121 .include <bsd.prog.mk>
122
123 .if defined(REALLY_AMD64)
124 boot2.o: machine
125
126 beforedepend ${OBJS}: machine
127
128 machine:
129         ln -sf ${.CURDIR}/../../../i386/include machine
130
131 CLEANFILES+=    machine
132 .endif
133