f88ef34060
and bios.S were small enough and have been merged back into their respective files in biosboot/, conditionalized on CDBOOT. Other files might be merged at a later stage. Caveat emptor: i cannot test this right now.
116 lines
3.4 KiB
Makefile
116 lines
3.4 KiB
Makefile
# $Id: Makefile,v 1.1 1997/07/11 05:52:34 joerg Exp $
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#
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PROG= boot
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# Order is very important on the SRCS line for this prog
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SRCS= start.S table.c boot2.S boot.c asm.S bios.S serial.S
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SRCS+= probe_keyboard.c io.c cdrom.c malloc.c
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.PATH: ${.CURDIR}/../biosboot
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BINDIR= /usr/mdec
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BINMODE= 444
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CFLAGS= -O2 -malign-functions=0 -malign-jumps=0 -malign-loops=0 \
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-mno-486 \
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-DDO_BAD144 -DBOOTWAIT=${BOOTWAIT} -DTIMEOUT=${TIMEOUT}
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CFLAGS+= -DBOOTSEG=${BOOTSEG} -DBOOTSTACK=${BOOTSTACK}
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CFLAGS+= -I${.CURDIR}/../../.. -I${.CURDIR}/../biosboot
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CFLAGS+= -DCDBOOT
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CFLAGS+= ${CWARNFLAGS}
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#CFLAGS+= -DDEBUG
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# Probe the keyboard and use the serial console if the keyboard isn't found.
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.if defined(BOOT_PROBE_KEYBOARD)
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CFLAGS+= -DPROBE_KEYBOARD
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.endif
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# Probe the keyboard lock and use the serial console if the keyboard is locked.
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.if defined(BOOT_PROBE_KEYBOARD_LOCK)
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CFLAGS+= -DPROBE_KEYBOARD_LOCK
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.endif
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# Force use of the serial console.
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.if defined(BOOT_FORCE_COMCONSOLE)
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CFLAGS+= -DFORCE_COMCONSOLE
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.endif
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# By default, if a serial port is going to be used as console, use COM1
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# (aka /dev/ttyd0).
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BOOT_COMCONSOLE_PORT?=0x3F8
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CFLAGS+= -DCOMCONSOLE=${BOOT_COMCONSOLE_PORT}
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BOOT_COMCONSOLE_SPEED?=9600
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CFLAGS+= -DCONSPEED=${BOOT_COMCONSOLE_SPEED}
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# Enable code to take the default boot string from a fixed location on the
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# disk. See nextboot(8) and README.386BSD for more info.
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#CFLAGS+= -DNAMEBLOCK
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#CFLAGS+= -DNAMEBLOCK_WRITEBACK
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# Bias the conversion from the BIOS drive number to the FreeBSD unit number
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# for hard disks. This may be useful for people booting in a mixed IDE/SCSI
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# environment (set BOOT_HD_BIAS to the number of IDE drives).
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#CFLAGS+= -DBOOT_HD_BIAS=1
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#
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# Details: this only applies if BOOT_HD_BIAS > 0. If the BIOS drive number
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# for the boot drive is >= BOOT_HD_BIAS, then the boot drive is assumed to
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# be SCSI and have unit number (BIOS_drive_number - BOOT_HD_BIAS). E.g.,
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# BOOT_HD_BIAS=1 makes BIOS drive 1 correspond to 1:sd(0,a) instead of
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# 1:wd(1,a). If `sd' is given explicitly, then the drive is assumed to be
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# SCSI and have BIOS drive number (sd_unit_number + BOOT_HD_BIAS). E.g.,
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# BOOT_HD_BIAS=1 makes sd(0,a) correspond to 1:sd(0,a) instead of 0:sd(0,a).
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CLEANFILES+= boot.nohdr boot.strip boot1 boot2 sizetest
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LDFLAGS+= -N -T 0 -nostdlib
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#LINKS= ${BINDIR}/sdboot ${BINDIR}/wdboot\
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# ${BINDIR}/sdboot ${BINDIR}/fdboot\
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# ${BINDIR}/bootsd ${BINDIR}/bootwd\
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# ${BINDIR}/bootsd ${BINDIR}/bootfd
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NOSHARED= YES
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NOMAN=
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STRIP=
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# tunable timeout parameter, waiting for keypress, calibrated in ms
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BOOTWAIT?= 5000
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# tunable timeout during string input, calibrated in ms
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#TIMEOUT?= 30000
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# Location that boot2 is loaded at
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BOOTSEG= 0x1000
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# Offset in BOOTSEG for the top of the stack, keep this 16 byte aligned
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BOOTSTACK= 0xFFF0
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boot.strip: boot
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cp -p boot boot.strip
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strip boot.strip
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size boot.strip
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boot.nohdr: boot.strip
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dd if=boot.strip of=boot.nohdr ibs=32 skip=1 obs=1024b
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ls -l boot.nohdr
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boot1: boot.nohdr
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dd if=boot.nohdr of=boot1 bs=512 count=1
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boot2: boot.nohdr
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dd if=boot.nohdr of=boot2 bs=512 skip=1
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@dd if=boot2 skip=14 of=sizetest 2> /dev/null
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@if [ -s sizetest ] ; then \
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echo "boot2 is too big" >&2 ; \
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rm boot2 ; \
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exit 2 ; \
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fi
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boot.img: boot.nohdr
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dd if=boot.nohdr of=boot.img bs=1440k count=1 conv=sync
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all: boot.img
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install:
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${INSTALL} ${COPY} -o ${BINOWN} -g ${BINGRP} -m ${BINMODE}\
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boot.img ${DESTDIR}${BINDIR}/cdboot
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.include <bsd.kern.mk>
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.include <bsd.prog.mk>
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