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Re: [Qemu-devel] [PATCH v7 06/12] register: Add block initialise helper

From: Alistair Francis
Subject: Re: [Qemu-devel] [PATCH v7 06/12] register: Add block initialise helper
Date: Thu, 23 Jun 2016 11:10:37 -0700

On Thu, Jun 23, 2016 at 11:02 AM, Peter Maydell
<address@hidden> wrote:
> On 23 June 2016 at 18:29, Alistair Francis <address@hidden> wrote:
>> On Thu, Jun 23, 2016 at 5:55 AM, Peter Maydell <address@hidden> wrote:
>>> It's not clear to me which of these are input arguments to the
>>> function, and which are things that the function initializes
>>> (I think 'ri' is purely output?)
>> The function expects everything to already be initialised, it just
>> wires them up.
>> ri should already be allocated, this function just sets up some pointers to 
>> it.
>> I added a comment in the description saying that ri and data must
>> already be allocated. Is that enough?
> Does the caller have to initialize the array that ri points to
> before it calls this?

All the caller has to do is ensure that the array exists and is large
enough for the number of registers.



> thanks
> -- PMM

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