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From: "Andreas Färber" <afaerber@suse.de>
To: Julio Guerra <guerr@julio.in>
Cc: Scott Wood <scottwood@freescale.com>,
	Stuart Yoder <stuart.yoder@freescale.com>,
	qemu-ppc@nongnu.org, qemu-devel@nongnu.org,
	Alexander Graf <agraf@suse.de>
Subject: Re: [Qemu-devel] [PATCH v2] e600 core for MPC86xx processors
Date: Thu, 06 Jun 2013 13:44:31 +0200	[thread overview]
Message-ID: <51B0761F.6010502@suse.de> (raw)
In-Reply-To: <1369590093-9086-1-git-send-email-guerr@julio.in>

Am 26.05.2013 19:41, schrieb Julio Guerra:
> MPC86xx processors are based on the e600 core, which is not the case
> in qemu where it is based on the 7400 processor.
> 
> This patch creates the e600 core and instantiates the MPC86xx
> processors based on it. Therefore, adding the high BATs and the SPRG
> 4..7 registers, which are e600-specific [1].
> 
> This allows to define the MPC8610 processor too and my program running
> on a real MPC8610 target is now able to run on qemu :)
> 
> [1] http://cache.freescale.com/files/32bit/doc/ref_manual/E600CORERM.pdf
> 
> Signed-off-by: Julio Guerra <guerr@julio.in>
> ---
>  target-ppc/cpu-models.c     |  10 ++--
>  target-ppc/cpu-models.h     |   4 +-
>  target-ppc/translate_init.c | 122 ++++++++++++++++++++++++++++++++++++++++++++
>  3 files changed, 127 insertions(+), 9 deletions(-)

>From a technical (QOM) view this patch looks fine.

However I can't judge whether all that code is right for e600 and
whether you may want to share some code with e500 / e5500 in some way?
CC'ing some Freescale folks.

Regards,
Andreas

-- 
SUSE LINUX Products GmbH, Maxfeldstr. 5, 90409 Nürnberg, Germany
GF: Jeff Hawn, Jennifer Guild, Felix Imendörffer; HRB 16746 AG Nürnberg

  parent reply	other threads:[~2013-06-06 11:53 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-05-26 17:41 [Qemu-devel] [PATCH v2] e600 core for MPC86xx processors Julio Guerra
2013-06-06  6:20 ` Julio Guerra
2013-06-06 11:44 ` Andreas Färber [this message]
2013-06-06 16:31   ` Scott Wood
2013-06-07 13:44     ` Julio Guerra
2013-06-13  6:32       ` Julio Guerra
2013-06-20 23:16 ` Alexander Graf
2013-06-21 12:01   ` Julio Guerra
2013-06-21 12:03     ` Alexander Graf
2013-06-24  4:14       ` Alexey Kardashevskiy
2013-06-24  6:13         ` Julio Guerra
2013-06-24  6:41           ` Alexander Graf
2013-06-22  0:50   ` [Qemu-devel] [Qemu-ppc] " Alexander Graf

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