1999-04-24 06:29:13 +02:00
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# $Id: Makefile,v 1.1 1999/02/03 08:39:08 kato Exp $
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1999-02-03 09:39:09 +01:00
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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 disk.c sys.c
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BINDIR= /boot
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BINMODE= 444
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1999-04-24 06:29:13 +02:00
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CFLAGS= -Os -malign-functions=0 -malign-jumps=0 -malign-loops=0 \
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-mno-486 -mrtd \
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1999-02-03 09:39:09 +01:00
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-DPC98 -DBOOTWAIT=${BOOTWAIT} -DTIMEOUT=${TIMEOUT}
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CFLAGS+= -DBOOTSEG=${BOOTSEG} -DBOOTSTACK=${BOOTSTACK}
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CFLAGS+= ${CWARNFLAGS}
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CFLAGS+= -I${.CURDIR}/../../.. -aout
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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?=0x30
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BOOT_COMCONSOLE_PORT?=0x238
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BOOT_COMCONSOLE_CLK?=16
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BOOT_COMCONSOLE_MODE=0x0c
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CFLAGS+= -DCOMCONSOLE=${BOOT_COMCONSOLE_PORT} \
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-DCOMCONSOLE_CLK=${BOOT_COMCONSOLE_CLK} \
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-DCOMCONSOLE_MODE=${BOOT_COMCONSOLE_MODE}
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# feature not implemented
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BOOT_COMCONSOLE_SPEED?=9600
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CFLAGS+= -DCONSPEED=${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:da(0,a) instead of
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# 1:wd(1,a). If `da' is given explicitly, then the drive is assumed to be
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# SCSI and have BIOS drive number (da_unit_number + BOOT_HD_BIAS). E.g.,
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# BOOT_HD_BIAS=1 makes da(0,a) correspond to 1:da(0,a) instead of 0:da(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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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 -aout boot.strip
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size -aout 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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all: boot1 boot2
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install:
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${INSTALL} ${COPY} -o ${BINOWN} -g ${BINGRP} -m ${BINMODE} \
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boot1 boot2 ${DESTDIR}${BINDIR}
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.include <bsd.kern.mk>
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.include <bsd.prog.mk>
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