Port installboot as installboot_nbsd and rename the old one.
Also following functionality was added: - Add install_master to the installboot from NetBSD. - Check if enough space for bootxx. Old installboot was renamed to installboot_minix.
This commit is contained in:
Evgeniy Ivanov
Ben Gras
parent
9f8e6353e5
commit
fa6c4a2580
@ -1,6 +1,6 @@
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# installboot: install the boot package; runs on the installer's machine
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PROG= installboot
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PROG= installboot_minix
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BINDIR= /usr/bin
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SRCS= installboot.c rawfs.c
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@ -24,5 +24,5 @@ echo Installing boot monitor into $BOOT.
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cp $MDEC/boot $BOOT
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echo Patching position of $BOOT into $ROOT.
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installboot -d "$ROOT" $MDEC/bootblock $BOOT
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installboot_minix -d "$ROOT" $MDEC/bootblock $BOOT
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sync
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@ -1,3 +1,12 @@
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20120202
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Rename installboot to installboot_minix.
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Do this BEFORE a 'make world':
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# rm -f /usr/bin/installboot /usr/sbin/installboot
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# make -C boot/installboot clean install
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# make -C usr.sbin/installboot clean install
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Then 'make clean world' as usual.
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20120119:
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Follow up to previous entry. The same problem also exists for
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the man pages.
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@ -75,7 +75,7 @@ image: includes services
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.else
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image: includes services
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${PAD_KERNEL_TEXT}
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installboot -image $@ $(KERNEL) $(PROGRAMS)
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installboot_minix -image $@ $(KERNEL) $(PROGRAMS)
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.endif
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# rebuild the program or system libraries
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@ -51,7 +51,7 @@ bootable)
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# Install the boot monitor on the root device and make it bootable.
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install -cs -m 644 $mdec/boot $rootdir/boot/boot || exit
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sync
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installboot -device $root $mdec/bootblock /boot/boot || exit
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installboot_minix -device $root $mdec/bootblock /boot/boot || exit
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test $realroot != $root && umount $root
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;;
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hdboot)
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@ -163,7 +163,7 @@ fdboot)
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umount $dev || exit
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# Make bootable and copy the boot parameters.
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installboot -d $dev $mdec/bootblock /boot/boot || exit
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installboot_minix -d $dev $mdec/bootblock /boot/boot || exit
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pfile=fdbootparams
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if [ -f $pfile ]
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then echo "Using floppy boot parameters from file $pfile."
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@ -12,7 +12,7 @@ make_hdimage()
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# installboot -m needs at least 1KB
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dd < /dev/zero >tmpimage count=2
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partition -fm tmpimage 2 81:$rootsects* 0:0 81:$usrsects
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installboot -m tmpimage /usr/mdec/masterboot
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installboot_minix -m tmpimage /usr/mdec/masterboot
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dd < tmpimage > subpart count=1
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primsects=`expr 1 + $rootsects + $usrsects`
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@ -26,7 +26,7 @@ make_hdimage()
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dd < /dev/zero count=$padsects
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} > hdimage
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partition -m hdimage 81:`expr $primsects + $padsects`*
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installboot -m hdimage /usr/mdec/masterboot
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installboot_minix -m hdimage /usr/mdec/masterboot
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}
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retrieve()
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@ -62,7 +62,7 @@ save'
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hdemu_root_changes()
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{
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$RELEASEDIR/usr/bin/installboot -d $TMPDISKROOT \
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$RELEASEDIR/usr/bin/installboot_minix -d $TMPDISKROOT \
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$RELEASEDIR/usr/mdec/bootblock boot/boot
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echo \
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'bootcd=2
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@ -77,7 +77,7 @@ save' | $RELEASEDIR/usr/bin/edparams $TMPDISKROOT
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usb_root_changes()
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{
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$RELEASEDIR/usr/bin/installboot -d $TMPDISKROOT \
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$RELEASEDIR/usr/bin/installboot_minix -d $TMPDISKROOT \
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$RELEASEDIR/usr/mdec/bootblock boot/boot
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echo \
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'bios_wini=yes
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@ -406,7 +406,7 @@ else
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dd if=$TMPDISKUSR bs=$BS count=$USRBLOCKS ) >m
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mv m $IMG
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# Make CD partition table
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installboot -m $IMG /usr/mdec/masterboot
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installboot_minix -m $IMG /usr/mdec/masterboot
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# Make sure there is no hole..! Otherwise the ISO format is
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# unreadable.
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partition -m $IMG 0 81:$isosects 81:$ROOTSECTS 81:$USRSECTS
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@ -3,18 +3,20 @@
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.include <bsd.own.mk>
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PROG= installboot
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MAN= installboot.8
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SRCS= installboot.c sum.c machines.c fstypes.c
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PROG= installboot_nbsd
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MAN= installboot_nbsd.8
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SRCS= installboot.c sum.c machines.c fstypes.c install_master.c
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ARCH_XLAT= amd64-i386.c news68k-news.c newsmips-news.c
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ARCH_XLAT+= sun2-sun68k.c sun3-sun68k.c
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ARCH_XLAT= amd64-i386.c
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#ARCH_XLAT= amd64-i386.c news68k-news.c newsmips-news.c
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#ARCH_XLAT+= sun2-sun68k.c sun3-sun68k.c
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.if !defined(SMALLPROG) && !defined(ARCH_FILES)
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ARCH_FILES= alpha.c amiga.c emips.c ews4800mips.c hp300.c hp700.c i386.c
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ARCH_FILES+= landisk.c macppc.c news.c next68k.c pmax.c
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ARCH_FILES+= sparc.c sparc64.c sun68k.c vax.c x68k.c
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ARCH_FILES= i386.c
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#ARCH_FILES= alpha.c amiga.c emips.c ews4800mips.c hp300.c hp700.c i386.c
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#ARCH_FILES+= landisk.c macppc.c news.c next68k.c pmax.c
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#ARCH_FILES+= sparc.c sparc64.c sun68k.c vax.c x68k.c
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.else
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ARCH_FILES?= ${ARCH_XLAT:M${MACHINE}-*:S/${MACHINE}-//}
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.if empty(ARCH_FILES)
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@ -24,24 +26,28 @@ ARCH_FILES= ${MACHINE}.c
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SRCS+=${ARCH_FILES}
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.if empty(ARCH_FILES:C/(macppc|news|sparc|sun68k|x68k)/stg2/:Mstg2.c)
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CPPFLAGS += -DNO_STAGE2
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.else
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SRCS+= bbinfo.c
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#.if empty(ARCH_FILES:C/(macppc|news|sparc|sun68k|x68k)/stg2/:Mstg2.c)
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#CPPFLAGS += -DNO_STAGE2
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#.else
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#SRCS+= bbinfo.c
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# fstypes are only needed for 'stage2' and then only from bbinfo.
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SRCS+= ffs.c
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.if SMALLPROG
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CPPFLAGS+= -DNO_FFS_SWAP
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.else
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SRCS+= ffs_bswap.c
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.endif
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#SRCS+= ffs.c
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#.if SMALLPROG
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#CPPFLAGS+= -DNO_FFS_SWAP
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#.else
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#SRCS+= ffs_bswap.c
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#.endif
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#SRCS+= ext2fs.c ext2fs_bswap.c
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.endif
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#.endif
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UFSSRC= ${NETBSDSRCDIR}/sys/ufs
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SRCS+= minixfs3.c
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#UFSSRC= ${NETBSDSRCDIR}/sys/ufs
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#.PATH: ${.CURDIR}/arch ${UFSSRC}/ffs ${UFSSRC}/ext2fs
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.PATH: ${.CURDIR}/arch
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CPPFLAGS+= -I${.CURDIR} -I.
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.PATH: ${.CURDIR}/arch ${UFSSRC}/ffs ${UFSSRC}/ext2fs
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.if !defined(HOSTPROGNAME)
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.if defined(HAVE_GCC) || defined(HAVE_PCC)
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@ -81,6 +81,14 @@ struct ib_mach ib_mach_i386 =
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IB_KEYMAP | IB_PASSWORD | IB_TIMEOUT |
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IB_MODULES | IB_BOOTCONF };
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#ifdef __minix
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struct ib_mach ib_mach_i686 =
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{ "i686", i386_setboot, no_clearboot, i386_editboot,
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IB_RESETVIDEO | IB_CONSOLE | IB_CONSPEED | IB_CONSADDR |
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IB_KEYMAP | IB_PASSWORD | IB_TIMEOUT |
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IB_MODULES | IB_BOOTCONF };
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#endif
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struct ib_mach ib_mach_amd64 =
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{ "amd64", i386_setboot, no_clearboot, i386_editboot,
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IB_RESETVIDEO | IB_CONSOLE | IB_CONSPEED | IB_CONSADDR |
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122
usr.sbin/installboot/install_master.c
Normal file
122
usr.sbin/installboot/install_master.c
Normal file
@ -0,0 +1,122 @@
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/* Based on original installboot from MINIX 3.
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*
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* installboot 3.0 - Make a device bootable Author: Kees J. Bot
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* 21 Dec 1991
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*/
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#define _POSIX_SOURCE 1
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#define _MINIX 1
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <errno.h>
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#include <fcntl.h>
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#include <unistd.h>
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#include <dirent.h>
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#include <sys/stat.h>
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#define BOOTBLOCK 0 /* Of course */
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#define BOOT_BLOCK_SIZE 1024
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#define SIGNATURE 0xAA55 /* Boot block signature. */
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#define SIGPOS 510 /* Where to put signature word. */
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#define PARTPOS 446 /* Offset to the partition table in a master
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* boot block.
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*/
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static int rawfd; /* File descriptor to open device. */
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static const char *rawdev; /* Name of device. */
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static void report(const char *label)
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/* installboot: label: No such file or directory */
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{
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fprintf(stderr, "installboot: %s: %s\n", label, strerror(errno));
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}
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static void fatal(const char *label)
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{
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report(label);
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exit(1);
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}
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static void bread(FILE *f, char *name, void *buf, size_t len)
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/* Read len bytes. Don't dare return without them. */
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{
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if (len > 0 && fread(buf, len, 1, f) != 1) {
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if (ferror(f)) fatal(name);
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fprintf(stderr, "installboot: Unexpected EOF on %s\n", name);
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exit(1);
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}
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}
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static void readblock(off_t blk, char *buf, int block_size)
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/* For rawfs, so that it can read blocks. */
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{
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int n;
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if (lseek(rawfd, blk * block_size, SEEK_SET) < 0
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|| (n= read(rawfd, buf, block_size)) < 0
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) fatal(rawdev);
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if (n < block_size) {
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fprintf(stderr, "installboot: Unexpected EOF on %s\n", rawdev);
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exit(1);
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}
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}
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static void writeblock(off_t blk, const char *buf, int block_size)
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/* Add a function to write blocks for local use. */
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{
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if (lseek(rawfd, blk * block_size, SEEK_SET) < 0
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|| write(rawfd, buf, block_size) < 0
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) fatal(rawdev);
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}
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/* A temp stub until fdisk is ported to MINIX */
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void install_master(const char *device, char *masterboot, char **guide)
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/* Booting a hard disk is a two stage process: The master bootstrap in sector
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* 0 loads the bootstrap from sector 0 of the active partition which in turn
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* starts the operating system. This code installs such a master bootstrap
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* on a hard disk. If guide[0] is non-null then the master bootstrap is
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* guided into booting a certain device.
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*/
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{
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FILE *masf;
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unsigned long size;
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static char buf[_MAX_BLOCK_SIZE];
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/* Open device. */
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if ((rawfd= open(rawdev= device, O_RDWR)) < 0) fatal(device);
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/* Open the master boot code. */
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if ((masf= fopen(masterboot, "r")) == NULL) fatal(masterboot);
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size= PARTPOS;
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/* Read the master boot block, patch it, write. */
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readblock(BOOTBLOCK, buf, BOOT_BLOCK_SIZE);
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memset(buf, 0, PARTPOS);
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(void) bread(masf, masterboot, buf, size);
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/* Install signature. */
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buf[SIGPOS+0]= (SIGNATURE >> 0) & 0xFF;
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buf[SIGPOS+1]= (SIGNATURE >> 8) & 0xFF;
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writeblock(BOOTBLOCK, buf, BOOT_BLOCK_SIZE);
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}
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int isoption(const char *option, const char *test)
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/* Check if the option argument is equals "test". Also accept -i as short
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* for -image, and the special case -x for -extract.
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*/
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{
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if (strcmp(option, test) == 0) return 1;
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if (option[0] != '-' && strlen(option) != 2) return 0;
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if (option[1] == test[1]) return 1;
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if (option[1] == 'x' && test[1] == 'e') return 1;
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return 0;
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}
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@ -40,6 +40,7 @@ __RCSID("$NetBSD: installboot.c,v 1.36 2011/11/03 20:46:41 martin Exp $");
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#include <sys/ioctl.h>
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#include <sys/utsname.h>
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#include <sys/ttycom.h>
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#include <assert.h>
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#include <err.h>
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@ -106,6 +107,12 @@ main(int argc, char *argv[])
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const char *op;
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ib_flags unsupported_flags;
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/* XXX Temp stuff for MINIX until fdisk is ported */
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if ((4 <= argc && argc <= 6) && isoption(argv[1], "-master")) {
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install_master(argv[2], argv[3], argv + 4);
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exit(0);
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}
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setprogname(argv[0]);
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params = &installboot_params;
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memset(params, 0, sizeof(*params));
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@ -237,6 +244,20 @@ main(int argc, char *argv[])
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op = "write";
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mode = O_RDWR;
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}
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if (minixfs3_is_minix_partition(params->filesystem)) {
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/* Old setups has just 1 sector for bootblock,
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* but bootxx_minixfs is ~8Kb, so we require new setups
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* to have 32 sectors before the first subpartition.
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* This prevents from overwriting FS on old setups.
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*/
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if (!minixfs3_has_bootblock_space(params->filesystem)) {
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err(1, "No space for bootxx, you should have 32 sectors"
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" before the first subpartition on %s",
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params->filesystem);
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}
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}
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/* XXX should be specified via option */
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params->sectorsize = DFL_SECSIZE;
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if ((params->fsfd = open(params->filesystem, mode, 0600)) == -1)
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@ -161,6 +161,15 @@ int raw_findstage2(ib_params *, uint32_t *, ib_block *);
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int ext2fs_match(ib_params *);
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int ext2fs_findstage2(ib_params *, uint32_t *, ib_block *);
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/* install_master.c */
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void install_master(const char *device, char *masterboot, char **guide);
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int isoption(const char *option, const char *test);
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/* minixfs3.c */
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int minixfs3_is_minix_partition(const char* partition);
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int minixfs3_has_bootblock_space(const char* partition);
|
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/* machines.c */
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extern struct ib_mach ib_mach_alpha;
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extern struct ib_mach ib_mach_amd64;
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@ -169,6 +178,9 @@ extern struct ib_mach ib_mach_ews4800mips;
|
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extern struct ib_mach ib_mach_hp300;
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extern struct ib_mach ib_mach_hp700;
|
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extern struct ib_mach ib_mach_i386;
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#ifdef __minix
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extern struct ib_mach ib_mach_i386;
|
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#endif
|
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extern struct ib_mach ib_mach_landisk;
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extern struct ib_mach ib_mach_macppc;
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extern struct ib_mach ib_mach_news68k;
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@ -1,4 +1,4 @@
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.\" $NetBSD: installboot.8,v 1.79 2011/11/03 20:09:18 martin Exp $
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.\" $NetBSD: installboot_nbsd.8,v 1.79 2011/11/03 20:09:18 martin Exp $
|
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.\"
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.\" Copyright (c) 2002-2009 The NetBSD Foundation, Inc.
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.\" All rights reserved.
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@ -31,7 +31,7 @@
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.Dt INSTALLBOOT 8
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.Os
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.Sh NAME
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.Nm installboot
|
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.Nm installboot_nbsd
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.Nd install disk bootstrap software
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.
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.Sh SYNOPSIS
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@ -39,7 +39,6 @@
|
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.Op Fl fnv
|
||||
.Op Fl B Ar s2bno
|
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.Op Fl b Ar s1bno
|
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.Op Fl m Ar machine
|
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.Op Fl o Ar options
|
||||
.Op Fl t Ar fstype
|
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.Ar filesystem
|
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@ -48,16 +47,18 @@
|
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.Nm
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||||
.Fl c
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.Op Fl fnv
|
||||
.Op Fl m Ar machine
|
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.Op Fl o Ar options
|
||||
.Op Fl t Ar fstype
|
||||
.Ar filesystem
|
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.Nm
|
||||
.Fl e
|
||||
.Op Fl fnv
|
||||
.Op Fl m Ar machine
|
||||
.Op Fl o Ar options
|
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.Ar bootstrap
|
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.Nm
|
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.Fl m(aster)
|
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.Ar device
|
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.Ar masterboot
|
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.
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.Sh DESCRIPTION
|
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The
|
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@ -189,39 +190,6 @@ Forces
|
||||
.Nm
|
||||
to ignore some errors.
|
||||
.
|
||||
.It Fl m Ar machine
|
||||
Use
|
||||
.Ar machine
|
||||
as the target machine type.
|
||||
The default machine is determined from
|
||||
.Xr uname 3
|
||||
and then
|
||||
.Ev MACHINE .
|
||||
The following machines are currently supported by
|
||||
.Nm :
|
||||
.Bd -ragged -offset indent
|
||||
.Sy alpha ,
|
||||
.Sy amd64 ,
|
||||
.Sy amiga ,
|
||||
.Sy ews4800mips ,
|
||||
.Sy hp300 ,
|
||||
.Sy hp700 ,
|
||||
.Sy i386 ,
|
||||
.Sy landisk ,
|
||||
.Sy macppc ,
|
||||
.Sy news68k ,
|
||||
.Sy newsmips ,
|
||||
.Sy next68k ,
|
||||
.Sy pmax ,
|
||||
.Sy sparc ,
|
||||
.Sy sparc64 ,
|
||||
.Sy sun2 ,
|
||||
.Sy sun3 ,
|
||||
.Sy vax ,
|
||||
.Sy x68k
|
||||
.Ed
|
||||
.
|
||||
.
|
||||
.It Fl n
|
||||
Do not write to
|
||||
.Ar filesystem .
|
||||
@ -574,7 +542,7 @@ secondary bootstrap.
|
||||
.Ss common
|
||||
Verbosely install the Berkeley Fast File System primary bootstrap on to disk
|
||||
.Sq sd0 :
|
||||
.Dl Ic installboot -v /dev/rsd0c /usr/mdec/bootxx_ffs
|
||||
.Dl Ic installboot_nbsd -v /dev/rsd0c /usr/mdec/bootxx_ffs
|
||||
Note: the
|
||||
.Dq whole disk
|
||||
partition (c on some ports, d on others) is used here, since the a partition
|
||||
@ -586,12 +554,12 @@ would not be able to access it.
|
||||
.Pp
|
||||
Remove the primary bootstrap from disk
|
||||
.Sq sd1 :
|
||||
.Dl Ic installboot -c /dev/rsd1c
|
||||
.Dl Ic installboot_nbsd -c /dev/rsd1c
|
||||
.
|
||||
.Ss Nx Ns Tn /amiga
|
||||
Modify the command line to change the default from "netbsd -ASn2" to
|
||||
"netbsd -S":
|
||||
.Dl Ic installboot -m amiga -o command="netbsd -S" /dev/rsd0a /usr/mdec/bootxx_ffs
|
||||
.Dl Ic installboot_nbsd -m amiga -o command="netbsd -S" /dev/rsd0a /usr/mdec/bootxx_ffs
|
||||
.
|
||||
.Ss Nx Ns Tn /ews4800mips
|
||||
Install the System V Boot File System primary bootstrap on to disk
|
||||
@ -599,7 +567,7 @@ Install the System V Boot File System primary bootstrap on to disk
|
||||
with the secondary bootstrap
|
||||
.Sq Pa /boot
|
||||
already present in the SysVBFS partition on the disk:
|
||||
.Dl Ic installboot /dev/rsd0c /usr/mdec/bootxx_bfs
|
||||
.Dl Ic installboot_nbsd /dev/rsd0c /usr/mdec/bootxx_bfs
|
||||
.
|
||||
.Ss Nx Ns Tn /i386 and Nx Ns Tn /amd64
|
||||
Install new boot blocks on an existing mounted root file system on
|
||||
@ -607,7 +575,7 @@ Install new boot blocks on an existing mounted root file system on
|
||||
setting the timeout to five seconds, after copying a new secondary
|
||||
bootstrap:
|
||||
.Dl Ic cp /usr/mdec/boot /boot
|
||||
.Dl Ic installboot -v -o timeout=5 /dev/rwd0a /usr/mdec/bootxx_ffsv1
|
||||
.Dl Ic installboot_nbsd -v -o timeout=5 /dev/rwd0a /usr/mdec/bootxx_ffsv1
|
||||
.
|
||||
.Pp
|
||||
Create a bootable CD-ROM with an ISO9660
|
||||
@ -616,7 +584,7 @@ file system for an i386 system with a serial console:
|
||||
.Dl Ic cp sys/arch/i386/compile/mykernel/netbsd cdrom/netbsd
|
||||
.Dl Ic cp /usr/mdec/boot cdrom/boot
|
||||
.Dl Ic cp /usr/mdec/bootxx_cd9660 bootxx
|
||||
.Dl Ic installboot -o console=com0,speed=19200 -m i386 -e bootxx
|
||||
.Dl Ic installboot_nbsd -o console=com0,speed=19200 -m i386 -e bootxx
|
||||
.Dl Ic makefs -t cd9660 -o 'bootimage=i386;bootxx,no-emul-boot' boot.iso \
|
||||
cdrom
|
||||
.
|
||||
@ -636,7 +604,7 @@ which is not a problem for a floppy disk.
|
||||
.Dl Ic cp /usr/mdec/boot /mnt/boot
|
||||
.Dl Ic gzip -9 \*[Lt] sys/arch/i386/compile/mykernel/netbsd \*[Gt] /mnt/netbsd.gz
|
||||
.Dl Ic umount /mnt
|
||||
.Dl Ic installboot -v /dev/rfd0a /usr/mdec/bootxx_ffsv1
|
||||
.Dl Ic installboot_nbsd -v /dev/rfd0a /usr/mdec/bootxx_ffsv1
|
||||
.
|
||||
.Pp
|
||||
Create a bootable FAT file system on
|
||||
@ -664,7 +632,7 @@ changed to this value.
|
||||
.Dl Ic cp /usr/mdec/boot /mnt/boot
|
||||
.Dl Ic cp path/to/kernel /mnt/netbsd
|
||||
.Dl Ic umount /mnt
|
||||
.Dl Ic installboot -t raw /dev/rwd1a /usr/mdec/bootxx_msdos
|
||||
.Dl Ic installboot_nbsd -t raw /dev/rwd1a /usr/mdec/bootxx_msdos
|
||||
.Pp
|
||||
Make the existing FAT16 filesystem on
|
||||
.Sq sd0e
|
||||
@ -675,7 +643,7 @@ sectors and that the manufacturer correctly initialised the file system.
|
||||
.Dl Ic cp /usr/mdec/boot /mnt/boot
|
||||
.Dl Ic cp path/to/kernel /mnt/netbsd
|
||||
.Dl Ic umount /mnt
|
||||
.Dl Ic installboot /dev/rsd0e /usr/mdec/bootxx_fat16
|
||||
.Dl Ic installboot_nbsd /dev/rsd0e /usr/mdec/bootxx_fat16
|
||||
It may also be necessary to use
|
||||
.Nm fdisk
|
||||
to make the device itself bootable.
|
||||
@ -683,7 +651,7 @@ to make the device itself bootable.
|
||||
.Pp
|
||||
Switch the existing installed bootstrap to use a serial console without
|
||||
reinstalling or altering other options such as timeout.
|
||||
.Dl Ic installboot -e -o console=com0 /dev/rwd0a
|
||||
.Dl Ic installboot_nbsd -e -o console=com0 /dev/rwd0a
|
||||
.Ss Nx Ns Tn /macppc
|
||||
Note the
|
||||
.Nm
|
||||
@ -694,7 +662,7 @@ map.
|
||||
.Pp
|
||||
Install the Berkeley Fast File System primary bootstrap on to disk
|
||||
.Sq wd0 :
|
||||
.Dl Ic installboot /dev/rwd0c /usr/mdec/bootxx /ofwboot
|
||||
.Dl Ic installboot_nbsd /dev/rwd0c /usr/mdec/bootxx /ofwboot
|
||||
.Pp
|
||||
The secondary
|
||||
.Nx Ns Tn /macppc
|
||||
@ -709,20 +677,20 @@ which is used for the OpenFirmware to load kernels.
|
||||
.Ss Nx Ns Tn /next68k
|
||||
Install the bootstrap on to disk
|
||||
.Sq sd0 :
|
||||
.Dl Ic installboot /dev/rsd0c /usr/mdec/boot
|
||||
.Dl Ic installboot_nbsd /dev/rsd0c /usr/mdec/boot
|
||||
.Pp
|
||||
.
|
||||
.Ss Nx Ns Tn /pmax
|
||||
Install the Berkeley Fast File System primary bootstrap on to disk
|
||||
.Sq sd0 :
|
||||
.Dl Ic installboot /dev/rsd0c /usr/mdec/bootxx_ffs
|
||||
.Dl Ic installboot_nbsd /dev/rsd0c /usr/mdec/bootxx_ffs
|
||||
.Pp
|
||||
.Nx Ns Tn /pmax
|
||||
requires that this file system starts at block 0 of the disk.
|
||||
.Pp
|
||||
Install the ISO 9660 primary bootstrap in the file
|
||||
.Pa /tmp/cd-image :
|
||||
.Dl Ic installboot -m pmax /tmp/cd-image /usr/mdec/bootxx_cd9660
|
||||
.Dl Ic installboot_nbsd -m pmax /tmp/cd-image /usr/mdec/bootxx_cd9660
|
||||
.Pp
|
||||
Make an ISO 9660 filesystem in the file
|
||||
.Pa /tmp/cd-image
|
||||
@ -736,7 +704,7 @@ and the secondary bootstrap
|
||||
.Dl ...
|
||||
.Dl 48 51 iso-source-dir/bootxx_cd9660
|
||||
.Dl ...
|
||||
.Dl Ic installboot -b `expr 48 \e* 4` /tmp/cd-image /usr/mdec/bootxx_cd9660
|
||||
.Dl Ic installboot_nbsd -b `expr 48 \e* 4` /tmp/cd-image /usr/mdec/bootxx_cd9660
|
||||
.
|
||||
.Ss Nx Ns Tn /sparc
|
||||
Install the Berkeley Fast File System primary bootstrap on to disk
|
||||
@ -744,12 +712,12 @@ Install the Berkeley Fast File System primary bootstrap on to disk
|
||||
with the secondary bootstrap
|
||||
.Sq Pa /boot
|
||||
already present:
|
||||
.Dl Ic installboot /dev/rsd0c /usr/mdec/bootxx /boot
|
||||
.Dl Ic installboot_nbsd /dev/rsd0c /usr/mdec/bootxx /boot
|
||||
.
|
||||
.Ss Nx Ns Tn /sparc64
|
||||
Install the primary bootstrap on to disk
|
||||
.Sq sd0 :
|
||||
.Dl Ic installboot /dev/rsd0c /usr/mdec/bootblk
|
||||
.Dl Ic installboot_nbsd /dev/rsd0c /usr/mdec/bootblk
|
||||
.Pp
|
||||
The secondary
|
||||
.Nx Ns Tn /sparc64
|
||||
@ -762,7 +730,7 @@ Install the Berkeley Fast File System primary bootstrap on to disk
|
||||
with the secondary bootstrap
|
||||
.Sq Pa /boot
|
||||
already present:
|
||||
.Dl Ic installboot /dev/rsd0c /usr/mdec/bootxx /boot
|
||||
.Dl Ic installboot_nbsd /dev/rsd0c /usr/mdec/bootxx /boot
|
||||
.
|
||||
.Sh SEE ALSO
|
||||
.Xr uname 3 ,
|
||||
@ -55,6 +55,9 @@ struct ib_mach
|
||||
ib_mach_hp300,
|
||||
ib_mach_hp700,
|
||||
ib_mach_i386,
|
||||
#ifdef __minix
|
||||
ib_mach_i686,
|
||||
#endif
|
||||
ib_mach_landisk,
|
||||
ib_mach_macppc,
|
||||
ib_mach_news68k,
|
||||
@ -77,6 +80,9 @@ struct ib_mach * const machines[] = {
|
||||
&ib_mach_hp300,
|
||||
&ib_mach_hp700,
|
||||
&ib_mach_i386,
|
||||
#ifdef __minix
|
||||
&ib_mach_i686,
|
||||
#endif
|
||||
&ib_mach_landisk,
|
||||
&ib_mach_macppc,
|
||||
&ib_mach_news68k,
|
||||
|
||||
142
usr.sbin/installboot/minixfs3.c
Normal file
142
usr.sbin/installboot/minixfs3.c
Normal file
@ -0,0 +1,142 @@
|
||||
#include <stdio.h>
|
||||
#include <stdlib.h>
|
||||
#include <stdint.h>
|
||||
#include <errno.h>
|
||||
#include <sys/stat.h>
|
||||
#include <sys/bootblock.h>
|
||||
#include <fcntl.h>
|
||||
#include <unistd.h>
|
||||
#include <string.h>
|
||||
|
||||
#ifndef DFL_SECSIZE
|
||||
#define DFL_SECSIZE 512
|
||||
#endif
|
||||
|
||||
#define MFS_FIRST_SUBP_OFFSET 32
|
||||
|
||||
static int minixfs3_read_mbr(const char* device, char* buf)
|
||||
{
|
||||
int fd;
|
||||
int bytes;
|
||||
int n;
|
||||
|
||||
fd = open(device, O_RDONLY);
|
||||
if (fd == -1) {
|
||||
fprintf(stderr, "Can't open %s: %s\n", device, strerror(errno));
|
||||
return 1;
|
||||
}
|
||||
|
||||
if (lseek(fd, MBR_PART_OFFSET, SEEK_SET) != MBR_PART_OFFSET) {
|
||||
fprintf(stderr, "Can't seek in %s to %d: %s\n",
|
||||
device, MBR_PART_OFFSET, strerror(errno));
|
||||
close(fd);
|
||||
return 1;
|
||||
}
|
||||
|
||||
bytes = DFL_SECSIZE - MBR_PART_OFFSET;
|
||||
|
||||
if ((n = read(fd, buf, bytes)) != bytes) {
|
||||
fprintf(stderr, "Can't read %d bytes from %s, %d read instead"
|
||||
": %s\n",
|
||||
bytes, device, n, strerror(errno));
|
||||
close(fd);
|
||||
return 1;
|
||||
}
|
||||
|
||||
if ((uint8_t)buf[bytes-2] != 0x55 || (uint8_t)buf[bytes-1] != 0xAA) {
|
||||
fprintf(stderr, "No MBR on %s, signature is %x\n",
|
||||
device, *(uint16_t*)(&buf[bytes-2]));
|
||||
close(fd);
|
||||
return 1;
|
||||
}
|
||||
|
||||
close(fd);
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
||||
int minixfs3_is_minix_partition(const char* partition)
|
||||
{
|
||||
char buf[DFL_SECSIZE]; /* part table + signature */
|
||||
int name_length = strlen(partition);
|
||||
|
||||
/* partition must be 0-3 */
|
||||
if (atol(&partition[name_length-1]) >= 4) {
|
||||
fprintf(stderr, "Wrong device %s, must be /.../cxdyp[0-3]\n",
|
||||
partition);
|
||||
return 0;
|
||||
}
|
||||
|
||||
/* it should be partition device, not disk */
|
||||
if (partition[name_length-2] != 'p') {
|
||||
fprintf(stderr, "Wrong device %s, must be /.../cxdyp[0-3]\n",
|
||||
partition);
|
||||
return 0;
|
||||
}
|
||||
|
||||
/* MINIX 3 partition with current scheme *must* have subpartitions,
|
||||
* thus MBR has signature. minixfs3_read_mbr checks the signature.
|
||||
*/
|
||||
if (minixfs3_read_mbr(partition, buf))
|
||||
return 0;
|
||||
return 1;
|
||||
}
|
||||
|
||||
/* bootxx from NetBSD is ~8Kb, and old MINIX installations have just
|
||||
* 1Kb of space for their bootblock. Check if there is enough space
|
||||
* to install bootxx_minixfs3. New installation should have 16Kb before
|
||||
* the first subpartition.
|
||||
*/
|
||||
int minixfs3_has_bootblock_space(const char* partition)
|
||||
{
|
||||
char buf[DFL_SECSIZE]; /* part table + signature */
|
||||
char disk[NAME_MAX];
|
||||
struct mbr_partition *part;
|
||||
uint32_t first_subpartition = (uint32_t) ~0;
|
||||
uint32_t parent_partition = 0;
|
||||
int i;
|
||||
int name_length = strlen(partition);
|
||||
|
||||
/* partition must be 0-3 */
|
||||
if (atol(&partition[name_length-1]) >= 4) {
|
||||
fprintf(stderr, "Wrong device %s, must be /.../cxdyp[0-3]\n",
|
||||
partition);
|
||||
exit(1);
|
||||
}
|
||||
/* it should be partition device, not disk */
|
||||
if (partition[name_length-2] != 'p') {
|
||||
fprintf(stderr, "Wrong device %s, must be /.../cxdyp[0-3]\n",
|
||||
partition);
|
||||
exit(1);
|
||||
}
|
||||
|
||||
if (minixfs3_read_mbr(partition, buf))
|
||||
exit(1);
|
||||
|
||||
part = (struct mbr_partition *) buf;
|
||||
|
||||
for (i = 0; i < 4; i++) {
|
||||
if (part[i].mbrp_size && part[i].mbrp_start < first_subpartition)
|
||||
first_subpartition = part[i].mbrp_start;
|
||||
}
|
||||
|
||||
strncpy(disk, partition, name_length - 2);
|
||||
disk[name_length - 2] = '\0';
|
||||
|
||||
if (minixfs3_read_mbr(disk, buf))
|
||||
exit(1);
|
||||
|
||||
for (i = 0; i < 4; i++) {
|
||||
struct mbr_partition *p = &part[i];
|
||||
if (p->mbrp_size && p->mbrp_start <= first_subpartition
|
||||
&& (p->mbrp_start + p->mbrp_size) > first_subpartition) {
|
||||
parent_partition = p->mbrp_start;
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
if ((first_subpartition - parent_partition) < MFS_FIRST_SUBP_OFFSET)
|
||||
return 0;
|
||||
else
|
||||
return 1;
|
||||
}
|
||||
Loading…
x
Reference in New Issue
Block a user