From: "Grant Likely" <grant.likely@secretlab.ca>
To: "Benjamin Herrenschmidt" <benh@kernel.crashing.org>
Cc: linuxppc-dev@ozlabs.org
Subject: Re: [PATCH 12/14] powerpc: Add early udbg support for 40x processors
Date: Wed, 21 Nov 2007 16:47:52 -0700 [thread overview]
Message-ID: <fa686aa40711211547nf9d58c4t1bc7a512c699cb02@mail.gmail.com> (raw)
In-Reply-To: <20071121061555.55B06DDFA8@ozlabs.org>
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.
Cheers,
g.
--
Grant Likely, B.Sc., P.Eng.
Secret Lab Technologies Ltd.
grant.likely@secretlab.ca
(403) 399-0195
next prev parent reply other threads:[~2007-11-21 23:47 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 [this message]
2007-11-22 0:00 ` Benjamin Herrenschmidt
2007-11-22 0:20 ` Grant Likely
2007-11-22 0:52 ` Benjamin Herrenschmidt
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