Re: [Qemu-devel] Testing sysbus devices

[Stephen Checkoway]

On Feb 18, 2019, at 13:08, Markus Armbruster <address@hidden> wrote:

> Stephen Checkoway <address@hidden> writes:
> 
>> On Feb 18, 2019, at 08:43, Thomas Huth <address@hidden> wrote:
>> 
>>> On 18/02/2019 07.07, Stephen Checkoway wrote:
>>>> Hi all,
>>>> 
>>>> I've been working on some improvements to the pflash_cfi02 block device 
>>>> (interleaved flash devices similar to pflash_cfi01, multi-sector erase, 
>>>> nonuniform sector sizes, and some bug fixes and I'm planning on 
>>>> implementing sector erase suspend/resume commands in the near future).
> 
> Any chance you could do multiple region support, too?

Can you point me at the data sheet for a flash chip with multiple region 
support? For my purposes, I only need the features I mentioned, but if it's a 
simple change, I'll consider it.

>>> QTestState *qts;
>>> qts = qtest_initf(" qemu-system-arm -M musicpal,accel=qtest "
>>>               "-drive if=pflash,file=%s,format=raw", filename);
>> 
>> If I do that, will it be possible for the test to override the properties 
>> set by pflash_cfi02_register? It looks like I should be able to use -global 
>> to set properties that aren't set explicitly.
> 
> Yes.
> 
> Won't work for properties set by pflash_cfi02_register(), though.  To
> test the full range of values there, you'd have to make them
> configurable somehow.  We currently don't have a good way to do that.
> Please see
> 
>    Subject: Re: Configuring pflash devices for OVMF firmware
>    Message-ID: <address@hidden>
>    https://lists.nongnu.org/archive/html/qemu-devel/2019-02/msg01734.html

I see. That's too bad.

-- 
Stephen Checkoway