From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
To: Grant Likely <grant.likely@secretlab.ca>
Cc: linuxppc-dev@ozlabs.org
Subject: Re: [PATCH 12/14] powerpc: Add early udbg support for 40x processors
Date: Thu, 22 Nov 2007 11:00:01 +1100 [thread overview]
Message-ID: <1195689601.6970.115.camel@pasglop> (raw)
In-Reply-To: <fa686aa40711211547nf9d58c4t1bc7a512c699cb02@mail.gmail.com>
On Wed, 2007-11-21 at 16:47 -0700, Grant Likely wrote:
> On 11/20/07, Benjamin Herrenschmidt <benh@kernel.crashing.org> wrote:
> > This adds some basic real mode based early udbg support for 40x
> > in order to debug things more easily
> >
> > Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
> > ---
> > --- linux-work.orig/arch/powerpc/platforms/Kconfig.cputype 2007-11-21 12:50:16.000000000 +1100
> > +++ linux-work/arch/powerpc/platforms/Kconfig.cputype 2007-11-21 12:50:18.000000000 +1100
> > @@ -43,6 +43,7 @@ config 40x
> > bool "AMCC 40x"
> > select PPC_DCR_NATIVE
> > select WANT_DEVICE_TREE
> > + select PPC_UDBG_16550
>
> Unfortunately, this isn't always true. The Xilinx Virtex parts us
> config 40x, but not all FPGA bitstreams have a 16550 serial port.
> Sometimes it's a uartlite instead.
What does uartlite looks like ?
Ben.
next prev parent reply other threads:[~2007-11-22 0:00 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-11-21 6:15 [PATCH 12/14] powerpc: Add early udbg support for 40x processors Benjamin Herrenschmidt
2007-11-21 23:47 ` Grant Likely
2007-11-22 0:00 ` Benjamin Herrenschmidt [this message]
2007-11-22 0:20 ` Grant Likely
2007-11-22 0:52 ` Benjamin Herrenschmidt
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