From mboxrd@z Thu Jan 1 00:00:00 1970 From: Paolo Bonzini Subject: Re: [kvmarm] [RFC PATCH 0/3] KVM: ARM: Get rid of hardcoded VGIC addresses Date: Fri, 26 Oct 2012 13:47:57 +0200 Message-ID: <508A786D.1000708@redhat.com> References: <1350173065-35350-1-git-send-email-c.dall@virtualopensystems.com> <507F172D.2030802@suse.de> <20121017221022.GA4333@bloggs.ozlabs.ibm.com> <1350518331.4678.114.camel@pasglop> <508675FC.7090901@siemens.com> <20121024005017.GA17834@bloggs.ozlabs.ibm.com> <5089656A.9010704@redhat.com> <5089699D.3050004@siemens.com> <50898479.8060402@redhat.com> <1351194021.2728.170.camel@pasglop> <508A5EE3.6070709@redhat.com> <1351247838.12271.10.camel@pasglop> <508A688E.6090508@redhat.com> <1351248473.12271.20.camel@pasglop> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Cc: Jan Kiszka , Paul Mackerras , Christoffer Dall , Alexander Graf , "kvmarm@lists.cs.columbia.edu" , "kvm@vger.kernel.org" , kvm-ppc , Peter Maydell To: Benjamin Herrenschmidt Return-path: In-Reply-To: <1351248473.12271.20.camel@pasglop> Sender: kvm-ppc-owner@vger.kernel.org List-Id: kvm.vger.kernel.org [snipping some parts that Jan answered about already] Il 26/10/2012 12:47, Benjamin Herrenschmidt ha scritto: > Or do you mean the routing configured by the user ? IE. Affinity ? If > yes, then that's indeed what the 64-bit per source is. Each interrupt > source has some state including the configured target presentation > controller (plus associated link info for distributed interrupts), a > priority setting, and some internal state bits that need to be preserved > in the case of migration. Yes, that's pretty much the contents of the IOAPIC redirection table. x86 has more stuff such as the polarity (low/high), masking, triggering mode (edge/level), etc., but the main thing is the destination and vector. Paolo