linux-kernel - Re: Using s3virge card in Sun Blade 2000

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Date:	Tue, 04 Jan 2011 20:11:17 +0000
From:	Alex Buell <alex.buell@...ted.org.uk>
To:	David Miller <davem@...emloft.net>
Cc:	linux-fbdev@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: Using s3virge card in Sun Blade 2000

On Tue, 2011-01-04 at 09:26 -0800, David Miller wrote:
> From: Alex Buell <alex.buell@...ted.org.uk>
> Date: Tue, 04 Jan 2011 15:57:07 +0000
> 
> > On Mon, 2011-01-03 at 14:36 -0800, David Miller wrote:
> >> From: Alex Buell <alex.buell@...ted.org.uk>
> >> Date: Mon, 03 Jan 2011 21:36:13 +0000
> >> 
> >> > Those are 32 bit addresses, so I suppose I should be getting the base
> >> > address for the registers accesses from region 1, right? 
> >> 
> >> Yes, and pre-computed addresses exist in pci_region_start(pdev, 1).
> > 
> > Do you have any tips for reducing the amount of reboots I have to do
> > whenever I try loading the s3fb module after changing code? 
> 
> You should build s3fb as a module, block it from auto-loading in
> /etc/modules.conf, and then load it explicitly by hand as you
> make changes and recompile.

I'm already doing that. In the instances where it results in a crash and
reboots are impossible, dropping into the OpenPROM results in a total
system freeze, cannot type anything in, this means a big red switch
time. Solaris didn't have this problem. Any ideas why Linux does this to
the OpenPROM? 
-- 
Tactical Nuclear Kittens
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