grub problem

maxim wexler blissfix at yahoo.com
Tue May 23 15:09:28 UTC 2006


long shot: framebuffer problem? monitor not compatible
with OS screen drivers?

--- ulrich steffens <ulrich at barfuss-jerusalem.org>
wrote:

> hi list,
> i was away for a few month, so please forgive me if
> this question was
> asked before! (though i searched the list and
> couldn't find anything).
> 
> the problem is as follows:
> when the computer boots, i only see a blinking
> cursor in the upper left
> corner, then after the timeout, grub prints the
> menu.lst entry of the
> selected kernel and the screen gets filled with
> white dots. after that,
> usplash starts and everything is back to normal.
> 
> the problem is, if i hit Esc while the cursor
> blinks, i can't see a
> thing so navigating through the list with kernels
> and os'es is a bit
> difficult :)
> 
> i would be happy to sole this problem!
> 
> thanks in advance
>  - ulrich
> 
> here's my /boot/grub/menu.lst
> 
> # menu.lst - See: grub(8), info grub, update-grub(8)
> #            grub-install(8), grub-floppy(8),
> #            grub-md5-crypt, /usr/share/doc/grub
> #            and /usr/share/doc/grub-doc/.
> 
> ## default num
> # Set the default entry to the entry number NUM.
> Numbering starts from
> 0, and
> # the entry number 0 is the default if the command
> is not used.
> #
> # You can specify 'saved' instead of a number. In
> this case, the default
> entry
> # is the entry saved with the command 'savedefault'.
> default         0
> 
> ## timeout sec
> # Set a timeout, in SEC seconds, before
> automatically booting the
> default entry
> # (normally the first entry defined).
> timeout         5
> 
> ## hiddenmenu
> # Hides the menu by default (press ESC to see the
> menu)
> # hiddenmenu
> 
> # Pretty colours
> # color cyan/blue white/blue
> 
> ## password ['--md5'] passwd
> # If used in the first section of a menu file,
> disable all interactive
> editing
> # control (menu entry editor and command-line)  and
> entries protected by
> the
> # command 'lock'
> # e.g. password topsecret
> #      password --md5
> $1$gLhU0/$aW78kHK1QfV3P2b2znUoe/
> # password topsecret
> 
> #
> # examples
> #
> # title         Windows 95/98/NT/2000
> # root          (hd0,0)
> # makeactive
> # chainloader   +1
> #
> # title         Linux
> # root          (hd0,1)
> # kernel        /vmlinuz root=/dev/hda2 ro
> #
> 
> #
> # Put static boot stanzas before and/or after
> AUTOMAGIC KERNEL LIST
> 
> ### BEGIN AUTOMAGIC KERNELS LIST
> ## lines between the AUTOMAGIC KERNELS LIST markers
> will be modified
> ## by the debian update-grub script except for the
> default options below
> 
> ## DO NOT UNCOMMENT THEM, Just edit them to your
> needs
> 
> ## ## Start Default Options ##
> ## default kernel options
> ## default kernel options for automagic boot options
> ## If you want special options for specific kernels
> use kopt_x_y_z
> ## where x.y.z is kernel version. Minor versions can
> be omitted.
> ## e.g. kopt=root=/dev/hda1 ro
> ##      kopt_2_6_8=root=/dev/hdc1 ro
> ##      kopt_2_6_8_2_686=root=/dev/hdc2 ro
> # kopt=root=/dev/hda3 ro
> 
> ## default grub root device
> ## e.g. groot=(hd0,0)
> # groot=(hd0,0)
> 
> ## should update-grub create alternative automagic
> boot options
> ## e.g. alternative=true
> ##      alternative=false
> # alternative=true
> 
> ## should update-grub lock alternative automagic
> boot options
> ## e.g. lockalternative=true
> ##      lockalternative=false
> # lockalternative=false
> 
> ## additional options to use with the default boot
> option, but not with
> the
> ## alternatives
> ## e.g. defoptions=vga=791 resume=/dev/hda5
> # defoptions=quiet splash
> 
> ## altoption boot targets option
> ## multiple altoptions lines are allowed
> ## e.g. altoptions=(extra menu suffix) extra boot
> options
> ##      altoptions=(recovery mode) single
> # altoptions=(recovery mode) single
> 
> ## controls how many kernels should be put into the
> menu.lst
> ## only counts the first occurence of a kernel, not
> the
> ## alternative kernel options
> ## e.g. howmany=all
> ##      howmany=7
> # howmany=all
> 
> ## should update-grub create memtest86 boot option
> ## e.g. memtest86=true
> ##      memtest86=false
> # memtest86=true
> 
> ## should update-grub adjust the value of the
> default booted system
> ## can be true or false
> # updatedefaultentry=false
> 
> ## ## End Default Options ##
> 
> splashimage=(hd0,0)/grub/default-splash.xpm.gz
> 
> title           Ubuntu, kernel 2.6.15-23-386
> root            (hd0,0)
> kernel          /vmlinuz-2.6.15-23-386
> root=/dev/hda3 ro quiet splash
> initrd          /initrd.img-2.6.15-23-386
> savedefault
> boot
> 
> title           Ubuntu, kernel 2.6.15-23-386
> (recovery mode)
> root            (hd0,0)
> kernel          /vmlinuz-2.6.15-23-386
> root=/dev/hda3 ro single
> initrd          /initrd.img-2.6.15-23-386
> boot
> 
> title           Ubuntu, kernel 2.6.15-22-386
> root            (hd0,0)
> kernel          /vmlinuz-2.6.15-22-386
> root=/dev/hda3 ro quiet splash
> initrd          /initrd.img-2.6.15-22-386
> savedefault
> boot
> 
> title           Ubuntu, kernel 2.6.15-22-386
> (recovery mode)
> root            (hd0,0)
> kernel          /vmlinuz-2.6.15-22-386
> root=/dev/hda3 ro single
> initrd          /initrd.img-2.6.15-22-386
> boot
> 
> title           Ubuntu, kernel 2.6.15-21-386
> root            (hd0,0)
> kernel          /vmlinuz-2.6.15-21-386
> root=/dev/hda3 ro quiet splash
> 
=== message truncated ===


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