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From: Fabien Chouteau <chouteau@adacore.com>
To: Alexander Graf <agraf@suse.de>
Cc: qemu-ppc@nongnu.org, qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] [PATCH 2/2] PPC: fix hreset_vector for 60x, 7x0, 7x5, G2, MPC8xx, MPC5xx, 7400 and 7450
Date: Tue, 02 Apr 2013 10:10:58 +0200	[thread overview]
Message-ID: <515A9292.3010801@adacore.com> (raw)
In-Reply-To: <80F6FC02-5D84-418D-8D47-79A95A2B6F9F@suse.de>

On 04/02/2013 10:56 AM, Alexander Graf wrote:
> 
> On 02.04.2013, at 09:53, Fabien Chouteau wrote:
> 
>> On 04/02/2013 10:09 AM, Alexander Graf wrote:
>>>
>>> What about the other users of hreset_vector? Can we just remove the variable altogether?
>>>
>>
>> For the CPUs that don't implement MSR[IP], the hreset_prefix is always
>> 0x00000000, so hreset_vector will be the reset address (i.e. 0xFFFFFFFC)
>>
>> I guess all this can be converted to a CPU feature flag, telling if
>> reset is an exception or not.
> 
> Hrm, maybe. Not sure which way is cleaner.
> 
> I'll apply your patch for now. It's certainly a step into the right direction.
>

OK, thanks,

-- 
Fabien Chouteau

  reply	other threads:[~2013-04-02  9:11 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-03-29 12:06 [Qemu-devel] [PATCH 1/2] PPC: Remvove env->hreset_excp_prefix Fabien Chouteau
2013-03-29 12:06 ` [Qemu-devel] [PATCH 2/2] PPC: fix hreset_vector for 60x, 7x0, 7x5, G2, MPC8xx, MPC5xx, 7400 and 7450 Fabien Chouteau
2013-04-02  8:09   ` Alexander Graf
2013-04-02  7:53     ` Fabien Chouteau
2013-04-02  8:56       ` Alexander Graf
2013-04-02  8:10         ` Fabien Chouteau [this message]
2013-04-02  8:09 ` [Qemu-devel] [PATCH 1/2] PPC: Remvove env->hreset_excp_prefix Alexander Graf

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