Re: Aw: Re: Re: HP c8000 linux install issues, troubles and questions

[Helge Deller <deller@gmx.de>]

On 29.03.2016 14:39, Helge Deller wrote:
> On 29.03.2016 12:01, Helge Deller wrote:
>> Here is the manual for the C8000:
>> https://parisc.wiki.kernel.org/images-parisc/1/18/HP_C8000_Manual.pdf
>>
>> This is how you should do it:
>> 1. Power *off* the C8000 first.
>> 2. Plug out the graphics cable and keyboard cable.
>> 3. Power *on* the C8000
>> 4. It will show POST messages on the serialA, detect that the cables were plugged and present the "Main Menu" on the serial port
>> (see page 2-4 in the PDF)
>> 5. With the "PATH" command, you can see the current console/keyboard paths.
>> 6. Make sure, that the "console path" is not "graphXYZ" and the "keyboard path" is not "USB_XYZ".
>> Instead run "path console serial0"  (or "path console serialA" - please check!).
>> 7. After setting the console path to serialA, boot from the CD/DVD.
> 
> Just for the record - this is what my C8000 shows in the "Main Menu":
> 
> Duplex Console IO Dependent Code (IODC) revision 1
> ------------------------------------------------------------------------------
>    (c) Copyright 1995-2004, Hewlett-Packard Company, All rights reserved
> ------------------------------------------------------------------------------
> 
>   Processor   Speed            State           CoProcessor        Cache Size
>   Number                                       State              Inst    Data
>   ---------  --------   ---------------------  -----------------  ------------
>       0       900 MHz   Active                 Functional         32 MB/32 MB
>       1       900 MHz   Idle                   Functional         32 MB/32 MB
> 
>   Central Bus Speed (in MHz)  :        200  
>   Available Memory            :    8388608  KB
>   Good Memory Required        : Not initialized. Defaults to 32 MB. 
> 
>    Primary boot path:    scsiA.5             
>                          0/2/1/0.5           
>    Alternate boot path:  lan.0.0.0.0
>                          0/3/3/0             
>    Console path:         graph3
>                          0/4/0/0.0           
> 
>    Current Console path: serial_A.643        
>                          17.643              
>    Keyboard path:        usb0
>                          0/3/1/0.0           
>    Keyboard path ignored for serial consoles.
> 
> 
>  WARNING:  No usable graphics console was found on this system.  It
>            may be that no graphics card is present, the graphics card
>            is not functioning properly, or no USB keyboard is connected.
>            The console has defaulted to a serial port.
> 
> 
> If you choose "serial_A" as console path it should work (I don't use the graphics card either). 

By the way, the PALO boot loader will automatically add "console=ttyS0" to the kernel command line in that case.

Helge