[Top][All Lists]

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: [Qemu-devel] [Qemu-arm] [PATCH v2 00/13] Rewrite NVIC to not depend

From: Peter Maydell
Subject: Re: [Qemu-devel] [Qemu-arm] [PATCH v2 00/13] Rewrite NVIC to not depend on the GIC
Date: Thu, 16 Feb 2017 19:33:56 +0000

On 16 February 2017 at 16:35, Peter Maydell <address@hidden> wrote:
> This patchset is the revamp of the NVIC code from Michael
> Davidsaver's patchset of a year ago.
> Despite some superficial similarities of register layout, the
> M-profile NVIC is really very different from the A-profile GIC.  Our
> current attempt to reuse the GIC code means that we have significant
> bugs in our NVIC.  The series pulls the NVIC apart from the GIC code
> (fixing a few accidental bugs in the process), and then once it has a
> place to stand, implements a few minor cleanups, a key bugfix
> (getting priority calculations and masking right) and a missing
> feature (escalation to HardFault).
> For testing, I have used the Stellaris image I have to hand:
> http://people.linaro.org/~peter.maydell/stellaris.tgz
> and also a set of bare-metal test programs also written by
> Michael. You can find my slightly tweaked and cleand up
> version of those here (a README explains how to run them):
> https://git.linaro.org/people/peter.maydell/m-profile-tests.git

PS: git branch of this v2 patchset at
https://git.linaro.org/people/peter.maydell/qemu-arm.git nvic-rewrite
(includes squashed-in fix to patch 3).

-- PMM

reply via email to

[Prev in Thread] Current Thread [Next in Thread]