From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
To: Kumar Gala <galak@kernel.crashing.org>
Cc: linuxppc-dev list <linuxppc-dev@ozlabs.org>,
David Woodhouse <dwmw2@infradead.org>,
Tom Rini <trini@kernel.crashing.org>
Subject: Re: [PATCH] Fix 8250 probe on ppc32
Date: Sat, 19 Nov 2005 08:36:34 +1100 [thread overview]
Message-ID: <1132349794.20016.94.camel@gaston> (raw)
In-Reply-To: <5534EC32-EE72-4019-A5D9-305F8348E4D9@kernel.crashing.org>
> How early on can we use udbg? I'd be interested to see how this is
> going to work out for 4xx/83xx/85xx w/built-in 8250's.
As soon as you can get something mapped I suppose... On ppc32 with
BootX, I setup a BAT in head.S, thus udbg is available in
machine_init(). On ppc64 with hypervisor console, we can enable hacks
that initialize udbg in real mode.
Ben.
next prev parent reply other threads:[~2005-11-18 21:38 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-11-07 10:04 [PATCH] Fix 8250 probe on ppc32 David Woodhouse
2005-11-07 16:09 ` Tom Rini
2005-11-07 16:20 ` David Woodhouse
2005-11-07 16:31 ` Tom Rini
2005-11-07 17:25 ` Dan Malek
2005-11-07 16:54 ` Christoph Hellwig
2005-11-07 17:02 ` David Woodhouse
2005-11-16 8:51 ` David Woodhouse
2005-11-16 9:12 ` Paul Mackerras
2005-11-16 10:25 ` David Woodhouse
2005-11-16 15:24 ` Kumar Gala
2005-11-18 1:12 ` Paul Mackerras
2005-11-18 3:26 ` Kumar Gala
2005-11-18 3:50 ` Benjamin Herrenschmidt
2005-11-18 8:23 ` Christoph Hellwig
2005-11-18 10:51 ` Benjamin Herrenschmidt
2005-11-18 14:46 ` Kumar Gala
2005-11-18 21:36 ` Benjamin Herrenschmidt [this message]
2005-11-18 21:39 ` David Woodhouse
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