Re: Netra T1 etc. LOM interface
On Sun, Sep 09, 2012 at 08:51:24AM +0000, Mark Morgan Lloyd wrote:
> Mark Morgan Lloyd wrote:
> >Has anybody had any success getting/setting LOM values from Linux,
> >or is this Solaris-only?
> >
> >Does anybody know what the OBP's lom! and lom@ do?
>
> The Lomlite2 device exposes 128 byte-sized registers, these can be
> read using lom@ (accepts a register number on the stack, leaves a
> register value on the stack) and presumably written using lom!.
>
> I notice that BSD has a driver for this (lom.c) which conveniently
> documents the meaning of each register. Assuming that Linux does not
> have anything comparable (and that nobody's working on it)
> presumably it would be possible for a kernel module to access the
> chip via OBP in the same way that rtc-starfire.c accesses the
> hardware clock.
You would probably get more enthusiastic response if you would post
this to sparclinux mailing list (sparclinux at vger.kernel.org).
Best regards,
--
Jurij Smakov jurij@wooyd.org
Key: http://www.wooyd.org/pgpkey/ KeyID: C99E03CC
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