Re: [Qemu-devel] Is realview-pb-a8 fully supported ?

[Francis Moreau <francis.moro@gmail.com>]

On Sun, Oct 9, 2011 at 6:22 PM, Francis Moreau <francis.moro@gmail.com> wrote:
> On Sun, Oct 9, 2011 at 2:51 PM, Peter Maydell <peter.maydell@linaro.org> wrote:
>> On 9 October 2011 13:06, Francis Moreau <francis.moro@gmail.com> wrote:
>>> On Sun, Oct 9, 2011 at 12:48 PM, Peter Maydell <peter.maydell@linaro.org> wrote:
>>>> On 9 October 2011 09:28, Francis Moreau <francis.moro@gmail.com> wrote:
>>>>> I'm trying to use qemu to emulate the ARM realview-pb-a8 and more
>>>>> specifically I'd like to boot using the SD interface.
>>>>>
>>>>> However it looks like some devices are not emulated at all on this
>>>>> platform.
>>>>
>>>> Correct; not all devices are emulated.
>>
>>> May I suggest to report that a platform is partially supported when
>>> doing "qemu -M ?"
>>
>> I suspect that (in the sense you seem to be using "partially supported")
>> would cover almost all the platforms QEMU supports. Device and board
>> modelling is not trivial, and the typical state is that devices may be
>> missing, or have unimplemented features, or have bugs.
>>
>> The platform is supported in the sense that if you report regressions
>> (ie things that used to work and have broken) I will look at them, and
>> if you submit patches to improve it I will review them.
>>
>
> Ok.
>
>>> However, those are still missing:
>>>
>>> amba_device_register failed to register dev:smc
>>> amba_device_register failed to register dev:sctl
>>> amba_device_register failed to register dev:wdog
>>> amba_device_register failed to register dev:sci0
>>> amba_device_register failed to register dev:ssp0
>>> amba_device_register failed to register fpga:aaci
>>
>> Do you actually *need* these devices?
>
> Not really, but it took me some times to realize why booting from SD
> interface did work with qemu. So I prefered asking to avoid been hit

I meant: "why booting from SD interface *didn't* work..."

I noticed another point for the realview platofrm: if I boot with "-M
512", it works however if I set "-M 256" then it doesn't.

Is this expected ?

Thanks
-- 
Francis