From: Jun Sun <jsun@mvista.com>
To: Matthew Dharm <mdharm@momenco.com>
Cc: Linux-MIPS <linux-mips@linux-mips.org>, jsun@mvista.com
Subject: Re: LOADADDR and low physical addresses?
Date: Fri, 6 Sep 2002 14:42:32 -0700 [thread overview]
Message-ID: <20020906144232.E1382@mvista.com> (raw)
In-Reply-To: <NEBBLJGMNKKEEMNLHGAIEENICIAA.mdharm@momenco.com>; from mdharm@momenco.com on Fri, Sep 06, 2002 at 02:13:08PM -0700
On Fri, Sep 06, 2002 at 02:13:08PM -0700, Matthew Dharm wrote:
> Yes, the having two devices at the same physical address might be a
> problem, but one I _might_ be able to work around. Not only do I have
> a large bank of SDRAM, but I also have a small bank of on-chip SRAM.
>
> So I'm thinking that the map will go (starting from 0) like this:
> on-chip SRAM, control registers, main memory
>
> And this is where I think the add_memory_region() magic might need to
> happen. Do I need to add the on-chip SRAM and control registers using
> add_memory_region()?
I don't think you have to. I *think* it works if you don't. Not sure
know if you actuall do add.
> Is it going to be okay to have a large and
> mis-aligned bank of SDRAM?
That should be ok.
Jun
next prev parent reply other threads:[~2002-09-06 21:54 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-09-06 20:04 LOADADDR and low physical addresses? Matthew Dharm
2002-09-06 20:53 ` Jun Sun
2002-09-06 21:13 ` Matthew Dharm
2002-09-06 21:42 ` Jun Sun [this message]
2002-09-09 18:17 ` Maciej W. Rozycki
-- strict thread matches above, loose matches on Subject: below --
2002-09-06 22:35 Manoj Ekbote
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