Re: [Qemu-devel] Any progress with the Cortex-M4 emulation?

2016-04-07 Thread Liviu Ionescu
> On 07 Apr 2016, at 03:46, Michael Davidsaver wrote: > > ... don't hesitate to appropriate, or ignore, what I've done so far. ... > https://github.com/mdavidsaver/qemu/tree/fixirq2 from what I see here, the nvic is still one big monolithic device. as I said before, I like modular things, and

Re: [Qemu-devel] Any progress with the Cortex-M4 emulation?

2016-04-06 Thread Michael Davidsaver
On 04/06/2016 06:23 PM, Liviu Ionescu wrote: > >> On 07 Apr 2016, at 01:04, Peter Maydell wrote: >> >> ... Somebody needs to do the necessary work to fix the >> code review issues. ... > > in this case I'll probably wait for this process to be completed and > reevaluate the situation by then.

Re: [Qemu-devel] Any progress with the Cortex-M4 emulation?

2016-04-06 Thread Liviu Ionescu
> On 07 Apr 2016, at 01:04, Peter Maydell wrote: > > ... Somebody needs to do the necessary work to fix the > code review issues. ... in this case I'll probably wait for this process to be completed and reevaluate the situation by then. regards, Liviu

Re: [Qemu-devel] Any progress with the Cortex-M4 emulation?

2016-04-06 Thread Peter Maydell
On 6 April 2016 at 22:54, Liviu Ionescu wrote: > >> On 06 Apr 2016, at 17:42, Peter Maydell wrote: >> >> On 6 April 2016 at 13:52, Liviu Ionescu wrote: >>> >>> I also have on my TODO list to implement the SCB registers used >>> during exception processing (MMFAR, BFAR, CFSR); I checked and >>> i

Re: [Qemu-devel] Any progress with the Cortex-M4 emulation?

2016-04-06 Thread Liviu Ionescu
> On 06 Apr 2016, at 17:42, Peter Maydell wrote: > > On 6 April 2016 at 13:52, Liviu Ionescu wrote: >> >> I also have on my TODO list to implement the SCB registers used >> during exception processing (MMFAR, BFAR, CFSR); I checked and >> in version 2.5.1 apparently they are still not implemen

Re: [Qemu-devel] Any progress with the Cortex-M4 emulation?

2016-04-06 Thread Peter Maydell
On 6 April 2016 at 13:52, Liviu Ionescu wrote: > >> On 06 Apr 2016, at 15:02, Peter Maydell wrote: >> >> On 5 April 2016 at 22:57, Liviu Ionescu wrote: >>> (I know that from time to time this question pops up, but) is >>> there anyone working or planning to work on the M4 emulation? >> >> Not th

Re: [Qemu-devel] Any progress with the Cortex-M4 emulation?

2016-04-06 Thread Liviu Ionescu
> On 06 Apr 2016, at 15:02, Peter Maydell wrote: > > On 5 April 2016 at 22:57, Liviu Ionescu wrote: >> (I know that from time to time this question pops up, but) is >> there anyone working or planning to work on the M4 emulation? > > Not that I'm aware of; Michael Davidsaver had some patches f

Re: [Qemu-devel] Any progress with the Cortex-M4 emulation?

2016-04-06 Thread Peter Maydell
On 5 April 2016 at 22:57, Liviu Ionescu wrote: > (I know that from time to time this question pops up, but) is > there anyone working or planning to work on the M4 emulation? Not that I'm aware of; Michael Davidsaver had some patches for improving the v7M interrupt/exception emulation, but I don'

[Qemu-devel] Any progress with the Cortex-M4 emulation?

2016-04-05 Thread Liviu Ionescu
(I know that from time to time this question pops up, but) is there anyone working or planning to work on the M4 emulation? If not, I might give it a try, perhaps it is not as mission impossible as it looks like. Except the lazy processing of exception save/restore which must be implemented, is