[G4] OpenFirmware can't open bootdevice anymore

[Till Wimmer]

Thanks Wayne,

i didn't check the reset-nvram yet...

I was lucky when i could reach the level for  choosing safe mode ;)

The problem is that the OpenFirmware doesn't _see_ the disk...

bg
Till

Wayne Clodfelter wrote:

> I feel your pain. I still find boot-up problems to be the fly in the  
> ointment that is Macintosh. When it works, it's great. When it  
> doesn't, it's truly a bear finding something that works.
>
> Things I usually try:
>
> Zap the PRAM several (5 to 7) times with Command-Option-P-R at startup.
>
> Boot into open firmware with Command-Option-O-F
> type at the prompt: reset-nvram <return>
> reset-all <return>
>
> Start up in safe mode:
> From shut-down, power up and at startup tone, press shift key and  
> hold until "safe bootappears.
> After the system is fully up, restart normally.
>
> Start up in single user mode:
> Power up and at tone, press and hold Command-S until you see white  
> text...
> At command line, type:
> fsck -y <return> you may have to precede this command with /sbin/
> reboot <return>
>
>
> If you have another X or 9 boot partition, try using Command-Option- 
> Shift-Delete to bypass the default boot partition. Appending a number  
> (3 or 5 or whatever) sometimes helps to select a specific boot drive.
>
> The last time I had a boot problem, I even had to swap in an ATA  
> drive with a boot partition, because my Quicksilver would not find a  
> backup boot partition on a secondary SATA drive.
> Why, I don't know.
>
> HTH. Good luck!
>
>
> On Jul 3, 2006, at 9:33 AM, Till Wimmer wrote:
>
>> Hello
>>
>> Yesterday I booted into Os9 and did some work there (Protools) -  
>> everything worked fine. Then I changed the startup disk back to Os  
>> 10.3.9 using the control panel.
>> But after rebooting only the "no system found" icon came up. Next i  
>> rebooted holding down the option key, but there was no system  folder 
>> displayed for selection.
>>
>> Of course i resetted PRAM, pressed the PMU button... still the "no  
>> system found" icon!
>>
>> Then i put my PPC linux disk in it and.. IT WORKED!  Putting back  my 
>> OsX / Os 9 disk - no booting.
>>
>> OpenFirmware says:
>> 0 > boot hd:,\\:tbxi  can't OPEN: hd:,\\:tbxi
>> ok
>> 0 >
>> It tried this with ide0, ide1, hd, ultra0, ultra1...
>>
>> My next step was to put the OsX/Os9 system disk in an other mac and  
>> run Disk Utility on it. It reported no problem.
>>
>> Now i'm at my wit's end.
>>
>> Is there a tool to check every partition on a disk i.e. all the  
>> relevant things for booting? Maybe i deleted some driver on the the  
>> disk?
>>
>> It's a G4 Digital Audio with OsX 10.3.9 and Os 9.2.2
>>
>> Any help would be much appreciated!
>>
>> Till
>>
>> -- 
>> ********************************************************
>> *        "Deutschland vor!" - Die WM Gegenhymne        *
>> *  http://www.zittrige-haende.com/download/antiwm.mp3  *
>> ********************************************************
>>
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>>
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>>
>
> Regards,
>
> Wayne Clodfelter
> wayne at troutnc.com
>
>
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>
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-- 
********************************************************
*        "Deutschland vor!" - Die WM Gegenhymne        *
*  http://www.zittrige-haende.com/download/antiwm.mp3  *
********************************************************