On Fri, 29 Jul 2011 19:04:42 +0000, Camaleón wrote: > On Fri, 29 Jul 2011 13:28:48 +0200, Baurzhan Ismagulov wrote: > >> I've installed Squeeze to a USB drive, and grub2 installed itself to >> the internal hard drive. > > And what OS does the internal hard drive have? > >> Now I can't boot from the internal drive since it has encryption >> software checking some sort of CRC of the MBR. > > You should ask to the manufacturer/developer of that software/BIOS. But > if it's a windows partition, "fixmbr" should just do it. > >> Is the backup of the MBR available somewhere in the Linux rootfs? > > Good question. It should. > > I remember it was available in openSUSE, look: > > stt008:/mnt/boot# ls -l > total 9624 > -rw------- 1 root root 512 mar 1 2008 backup_mbr lrwxrwxrwx 1 root > root 1 mar 1 2008 boot -> . -rw-r--r-- 1 root root 80417 ago > 14 2009 config-2.6.22.19-0.4-default drwxr-xr-x 2 root root 440 ago > 21 2009 grub lrwxrwxrwx 1 root root 28 ago 21 2009 initrd -> > initrd-2.6.22.19-0.4-default -rw-r--r-- 1 root root 4147045 ago 21 2009 > initrd-2.6.22.19-0.4-default -rw-r--r-- 1 root root 395264 mar 1 2008 > message -rw-r--r-- 1 root root 100313 ago 14 2009 > symsets-2.6.22.19-0.4-default.tar.gz -rw-r--r-- 1 root root 400576 ago > 14 2009 symtypes-2.6.22.19-0.4-default.gz -rw-r--r-- 1 root root > 116297 ago 14 2009 symvers-2.6.22.19-0.4-default.gz -rw-r--r-- 1 root > root 843747 ago 14 2009 System.map-2.6.22.19-0.4-default -rwxr-xr-x 1 > root root 2149420 ago 14 2009 vmlinux-2.6.22.19-0.4-default.gz > lrwxrwxrwx 1 root root 29 ago 21 2009 vmlinuz -> > vmlinuz-2.6.22.19-0.4-default -rw-r--r-- 1 root root 1596248 ago 14 > 2009 vmlinuz-2.6.22.19-0.4-default > > You noticed the first file (backup_mbr)? It is exactly what it seems but > I cannot find such a file in Debian systems :-?
One of my (home made) overnight cron jobs does this: dd if=/dev/sda \ of=$DST/mbr_backup.bin \ bs=512 \ count=1 >> $LOG 2>&1 -- To UNSUBSCRIBE, email to debian-user-requ...@lists.debian.org with a subject of "unsubscribe". Trouble? Contact listmas...@lists.debian.org Archive: http://lists.debian.org/j0v32e$2ka$1...@dough.gmane.org