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From: | Paul Brook |
Subject: | Re: [Qemu-devel] [PATCH v1 3/4] hw: Deduce the default machine from the specified CPU model |
Date: | Tue, 28 Aug 2012 14:32:39 +0100 |
User-agent: | KMail/1.13.7 (Linux/3.2.0-3-amd64; KDE/4.8.4; x86_64; ; ) |
> >> Just to pick an obvious example, you can't stick a core > >> which supports VFPv4 (the A15 is the only one we have) into > >> the integratorcp > > > > Yes you can. > > No you can't. integratorcp.c doesn't create the parts of the CPU > which live in QEMU's 'a15mpcore_priv' device, so the resulting > mess is liable to just fall over. If anybody reports bugs in > QEMU in such a configuration I will tell them to go away and > use a supported configuration instead. The A15 core itself will work just fine. The core is completely independent of the interrupt controller. Unlike the M profile cores where the NVIC is inherently part of the CPU exception handling mechanism. Paul
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