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Date: Tue, 25 Sep 2007 11:46:16 -0700
From: Andrew Sharp <andy.sharp@onstor.com>
To: "Brian Stark" <brian.stark@onstor.com>
Subject: Re: CF accesses in PROM
Message-ID: <20070925114616.61d74439@ripper.onstor.net>
In-Reply-To: <BB375AF679D4A34E9CA8DFA650E2B04E05B4686D@onstor-exch02.onstor.net>
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	<20070925104905.616d2597@ripper.onstor.net>
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I was able to scp the image over to that machine from my workstation at
about 500KB/s.

On Tue, 25 Sep 2007 11:34:48 -0700 "Brian Stark"
<brian.stark@onstor.com> wrote:

> Try putting your Linux image out on 10.1.1.189 at /tftpboot.  You can
> ssh or ftp the image.  Login and password are 'guest'.  I'm curious to
> see if it takes just as long to get to that machine.
> 
> 
> Brian
> 
>  
> 
> > -----Original Message-----
> > From: Andy Sharp 
> > Sent: Tuesday, September 25, 2007 11:29 AM
> > To: Brian Stark
> > Subject: Re: CF accesses in PROM
> > 
> > Tried this one, it's also loading at about 1KB/second.  
> > Something is hosed with the network.  Does Kevin know?
> > 
> > On Tue, 25 Sep 2007 11:06:22 -0700 "Brian Stark"
> > <brian.stark@onstor.com> wrote:
> > 
> > > Try another Cougar that has an older PROM with no CF 
> > support yet.  You 
> > > still need to hit 'b' with this board:
> > > 
> > > SSC 10.1.1.100 2015
> > > Power 10.1.1.102 port .a3
> > > 
> > > We were having some networking issues earlier today, so 
> > maybe that's 
> > > what you were seeing.  Let me know how it looks.
> > > 
> > > 
> > > Brian
> > > 
> > > 
> > > > -----Original Message-----
> > > > From: Andy Sharp
> > > > Sent: Tuesday, September 25, 2007 10:49 AM
> > > > To: Brian Stark
> > > > Subject: Re: CF accesses in PROM
> > > > 
> > > > Hmm. I may not have to hit 'b' anymore, but I can't load a
> > > > kernel either.  The load command just keeps spinning its
> > > > spinner 
> > and never 
> > > > completes.  Also, I don't notice any appreciable network 
> > I/O to the 
> > > > tftp server either.  It might just be a few bytes per second,
> > > > but not the previous 100KB/s or so.
> > > > 
> > > > 
> > > > On Mon, 24 Sep 2007 11:08:32 -0700 "Brian Stark"
> > > > <brian.stark@onstor.com> wrote:
> > > > 
> > > > > Andy,
> > > > > 
> > > > > Your system is back up and is powered on.  I had a temporary 
> > > > > mental lapse last night and upgraded the Cougar board with a 
> > > > > Bobcat PROM image. Oops.
> > > > > 
> > > > > By the way, you don't have to hit 'b' anymore to boot the
> > > > system.  It
> > > > > automatically comes up to a prompt.
> > > > > 
> > > > > 
> > > > > Brian
> > > > > 
> > > > > 
> > > > > > -----Original Message-----
> > > > > > From: Andy Sharp
> > > > > > Sent: Sunday, September 23, 2007 11:12 PM
> > > > > > To: Brian Stark
> > > > > > Subject: Re: CF accesses in PROM
> > > > > > 
> > > > > > That's OK, I'll wait until tomorrow.
> > > > > > 
> > > > > > On Sun, 23 Sep 2007 21:06:03 -0700 "Brian Stark"
> > > > > > <brian.stark@onstor.com> wrote:
> > > > > > 
> > > > > > > If you want to use a system tonight, you can use mine:
> > > > > > > 
> > > > > > > SSC 10.1.1.100 2001
> > > > > > > Power 10.1.1.141 port .a3
> > > > > > > 
> > > > > > > 
> > > > > > >  
> > > > > > > 
> > > > > > > > -----Original Message-----
> > > > > > > > From: Andy Sharp
> > > > > > > > Sent: Sunday, September 23, 2007 11:19 AM
> > > > > > > > To: Brian Stark
> > > > > > > > Cc: dl-Cougar
> > > > > > > > Subject: Re: CF accesses in PROM
> > > > > > > > 
> > > > > > > > On Sun, 23 Sep 2007 11:15:55 -0700 "Brian Stark"
> > > > > > > > <brian.stark@onstor.com> wrote:
> > > > > > > > 
> > > > > > > > > Just wanted to let you know that we now have CF
> > > > > > accesses working
> > > > > > > > > in PROM. This confirms that the hardware path 
> > to and from
> > > > > > > > flash is ok and
> > > > > > > > > also incorporates all the address changes we 
> > had to make 
> > > > > > > > > to support the CF from a SiByte.
> > > > > > > > >  
> > > > > > > > > We tried getting the CF to be configured as 
> > memory instead
> > > > > > > > of i/o, but
> > > > > > > > > we hit some roadblocks with this.  For now, we are
> > > > > > > > supporting the same
> > > > > > > > > scheme that we've used before on Bobcat when 
> > accessing CF,
> > > > > > > > which is a
> > > > > > > > > mixture of i/o and memory accesses.  Here's the
> > > > > > > > > address map
> > > > > > > > that we're
> > > > > > > > > using on PCI in PROM:
> > > > > > > > >  
> > > > > > > > >  
> > > > > > > > > Physical Address	 Size	 Function
> > > > > > > > > Notes 0000.0400	 256	 CF Controller I/O
> > > > > > > > > socket A Accessed at base of 0xdc000000; set in ExCA
> > > > > > > > > i/o 0 0000.0800	 256	 CF Controller I/O
> > > > > > > > > socket B Accessed at base of 0xdc000000; set in ExCA
> > > > > > > > > i/o 0 0001.0000	 64KB	 CF Controller
> > > > > > > > > I/O ExCA Accessed at base of 0xdc000000; uses
> > > > > > > > > base/index scheme 0080.0000	 64KB	 CF
> > > > > > > > > Controller Memory Socket memory accesses (set in ExCA
> > > > > > > > > memory 0); 
> > accessed at
> > > > > > > > > base of 0xf8.0000.0000 0081.0000	 64KB
> > > > > > > > > CF Controller Socket A / ExCA base	 Socket A
> > > > > > > > > memory accesses; ExCA mapped at 0x800 offset;
> > > > > > > > > accessed 
> > at base of
> > > > > > > > > 0xf8.0000.0000 0082.0000	 64KB	 CF
> > > > > > > > > Controller Socket B / ExCA base	 Socket B
> > > > > > > > > memory accesses; ExCA mapped at 0x800 offset;
> > > > > > > > > accessed 
> > at base of
> > > > > > > > > 0xf8.0000.0000 1a00.0000	 16MB	 TXRX
> > > > > > > > > Shared Memory	 TXRX accesses this locally at
> > > > > > > > > 0x9000.0000 1b00.0000	 16MB	 FP Shared
> > > > > > > > > Memory	 FP accesses this locally at
> > > > > > > > > 0x9000.0000 1f40.0000	 64KB	 BM
> > > > > > > > > FPGA 6000.0000	 16MB	 SSC Shared
> > > > > > > > > Memory	 SSC accesses this locally at
> > > > > > > > > 0x8300.0000
> > > > > > > > >  
> > > > > > > > > Andy, let Linux take over and do whatever it likes.
> > > > > > > > > We
> > > > > > know that
> > > > > > > > > accesses to all the above paths work.
> > > > > > > > >  
> > > > > > > > >  
> > > > > > > > > Brian
> > > > > > > > >  
> > > > > > > > 
> > > > > > > > OK.  I assume you are going to add these changes 
> > to my PROM 
> > > > > > > > today?
> > > > > > > > 
> > > > > > > > Cheers,
> > > > > > > > 
> > > > > > > > a
> > > > > > > > 
> > > > > > 
> > > > 
> > 
