5 # Order is very important on the SRCS line for this prog
6 SRCS= start.S table.c boot2.S boot.c asm.S bios.S serial.S
7 SRCS+= probe_keyboard.c io.c disk.c sys.c
11 -fno-guess-branch-probability \
13 -D_KERNEL -DBOOTWAIT=${BOOTWAIT} -DTIMEOUT=${TIMEOUT}
14 CFLAGS+= -DBOOTSEG=${BOOTSEG} -DBOOTSTACK=${BOOTSTACK}
15 CFLAGS+= -I${.CURDIR}/../../.. -I.
17 # By default, if a serial port is going to be used as console, use COM1
19 #BOOT_COMCONSOLE_PORT?=0x30
20 BOOT_COMCONSOLE_PORT?=0x238
21 BOOT_COMCONSOLE_CLK?=16
22 BOOT_COMCONSOLE_MODE=0x0c
23 CFLAGS+= -DCOMCONSOLE=${BOOT_COMCONSOLE_PORT} \
24 -DCOMCONSOLE_CLK=${BOOT_COMCONSOLE_CLK} \
25 -DCOMCONSOLE_MODE=${BOOT_COMCONSOLE_MODE}
27 # feature not implemented
28 BOOT_COMCONSOLE_SPEED?=9600
29 CFLAGS+= -DCOMSPEED=${BOOT_COMCONSOLE_SPEED}
31 # Enable code to take the default boot string from a fixed location on the
32 # disk. See nextboot(8) and README.386BSD for more info.
34 #CFLAGS+= -DNAMEBLOCK_WRITEBACK
36 # Bias the conversion from the BIOS drive number to the FreeBSD unit number
37 # for hard disks. This may be useful for people booting in a mixed IDE/SCSI
38 # environment (set BOOT_HD_BIAS to the number of IDE drives).
39 #CFLAGS+= -DBOOT_HD_BIAS=1
41 # Details: this only applies if BOOT_HD_BIAS > 0. If the BIOS drive number
42 # for the boot drive is >= BOOT_HD_BIAS, then the boot drive is assumed to
43 # be SCSI and have unit number (BIOS_drive_number - BOOT_HD_BIAS). E.g.,
44 # BOOT_HD_BIAS=1 makes BIOS drive 1 correspond to 1:da(0,a) instead of
45 # 1:wd(1,a). If `da' is given explicitly, then the drive is assumed to be
46 # SCSI and have BIOS drive number (da_unit_number + BOOT_HD_BIAS). E.g.,
47 # BOOT_HD_BIAS=1 makes da(0,a) correspond to 1:da(0,a) instead of 0:da(0,a).
49 CLEANFILES+= boot.nohdr boot.strip boot.ldr boot1 boot2 sizetest
50 LDFLAGS+= -N -Ttext 0 -e start
55 # tunable timeout parameter, waiting for keypress, calibrated in ms
57 # tunable timeout during string input, calibrated in ms
60 # Location that boot2 is loaded at
63 # Offset in BOOTSEG for the top of the stack, keep this 16 byte aligned
67 objcopy -S -O binary boot boot.nohdr
71 dd if=boot.nohdr of=boot.ldr bs=8192 count=1 conv=sync
74 dd if=boot.nohdr of=boot1 bs=512 count=1
77 dd if=boot.nohdr of=boot2 bs=512 skip=1
78 @dd if=boot2 skip=14 of=sizetest 2> /dev/null
79 @if [ -s sizetest ] ; then \
80 echo "boot2 is too big" >&2 ; \
85 all: boot.ldr boot1 boot2
88 ${INSTALL} -o ${BINOWN} -g ${BINGRP} -m ${BINMODE} \
89 boot.ldr ${DESTDIR}${BINDIR}/boot
90 ${INSTALL} -o ${BINOWN} -g ${BINGRP} -m ${BINMODE} \
91 boot1 boot2 ${DESTDIR}${BINDIR}
93 # If it's not there, don't consider it a target
94 .if exists(${.CURDIR}/../../../pc98/include)
95 beforedepend ${OBJS}: machine
98 ln -sf ${.CURDIR}/../../../pc98/include machine
102 .if exists(${.CURDIR}/../../../i386/include)
103 beforedepend ${OBJS}: i386
106 ln -sf ${.CURDIR}/../../../i386/include i386
110 CLEANFILES+= machine i386
112 CWARNFLAGS!= ${MAKE} -f bsd.own.mk -f ${.CURDIR}/../../../conf/kern.mk -V CWARNFLAGS
113 .include <bsd.prog.mk>