Sun hardware questions...

2005-04-18 Thread Zak Close
Hello all,
SunPCi PC co-processor card, in an Ultra 5 ?
I don't know where to begin, and i don't even have one, but the idea
sounds good :-)
Is there some info docs anyhere on what and how this card can be put to 
work ? is it just for solaris, or can it be talked to/booted from the PROM?

Also, i understand an ultra 5 has a PCi bus, does this mean one could 
plug-in a usb card (and get it to work with linux), amongst other things.

tia,
Zak.

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Re: Sun hardware questions...

2005-04-18 Thread David S. Miller
On Tue, 19 Apr 2005 00:04:30 +
Zak Close [EMAIL PROTECTED] wrote:

 is it just for solaris, or can it be talked to/booted from the PROM?

It is just for Solaris.  The card is driven by the Solaris kernel.
Userland tools communicate with the kernel driver for the PCi card
to load up it's RAM with a sub-OS to run, provide a disk image from
which to boot, things like that.

The PCi card provides virtual dummy devices for the x86 processor
environment running on that card.  So there is a pseudo VGA device
et al., just the most simplest things necessary to boot up a real
system and run applications, nothing more.

Since this has become a non-Sparc/Linux discussion, please take it
to the appropriate forum.


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Re: Sun hardware questions...

2005-04-18 Thread Martin
 SunPCi PC co-processor card, in an Ultra 5 ?
 
 I don't know where to begin, and i don't even have one, but the idea
 sounds good :-)
 
 Is there some info docs anyhere on what and how this card can be put to 
 work ? is it just for solaris, or can it be talked to/booted from the PROM?
http://www.vdberg.org/~richard/Linux-on-SunPCi-mini-Howto/
might answer some questions.  In short it's a separte machine and you
need the Sun utility to kick it into life / do some things.  Not sure if
the app will run in the Solaris emulation mode that Linux/SPARC has, I'd
guess not as it probably requires some sort of kernel support.

 Also, i understand an ultra 5 has a PCi bus, does this mean one could 
 plug-in a usb card (and get it to work with linux), amongst other things.
Yes.  I have a printer running off this set up at the moment.

Cheers,
 - Martin
 
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