From patchwork Mon Aug 13 13:21:57 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alexander Graf X-Patchwork-Id: 176940 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id F197A2C008C for ; Mon, 13 Aug 2012 23:22:10 +1000 (EST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752406Ab2HMNWD (ORCPT ); Mon, 13 Aug 2012 09:22:03 -0400 Received: from cantor2.suse.de ([195.135.220.15]:57309 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752363Ab2HMNWB (ORCPT ); Mon, 13 Aug 2012 09:22:01 -0400 Received: from relay1.suse.de (unknown [195.135.220.254]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by mx2.suse.de (Postfix) with ESMTP id 665C6A4A32; Mon, 13 Aug 2012 15:22:00 +0200 (CEST) From: Alexander Graf To: kvm-ppc@vger.kernel.org Cc: KVM list Subject: [PATCH 2/2] KVM: PPC: BookE: Add MCSR SPR support Date: Mon, 13 Aug 2012 15:21:57 +0200 Message-Id: <1344864117-14654-3-git-send-email-agraf@suse.de> X-Mailer: git-send-email 1.6.0.2 In-Reply-To: <1344864117-14654-1-git-send-email-agraf@suse.de> References: <1344864117-14654-1-git-send-email-agraf@suse.de> Sender: kvm-ppc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: kvm-ppc@vger.kernel.org Add support for the MCSR SPR. This only implements the SPR storage bits, not actual machine checks. Signed-off-by: Alexander Graf --- arch/powerpc/kvm/booke_emulate.c | 6 ++++++ 1 files changed, 6 insertions(+), 0 deletions(-) diff --git a/arch/powerpc/kvm/booke_emulate.c b/arch/powerpc/kvm/booke_emulate.c index cc99a0b..514790f 100644 --- a/arch/powerpc/kvm/booke_emulate.c +++ b/arch/powerpc/kvm/booke_emulate.c @@ -237,6 +237,9 @@ int kvmppc_booke_emulate_mtspr(struct kvm_vcpu *vcpu, int sprn, ulong spr_val) case SPRN_IVOR15: vcpu->arch.ivor[BOOKE_IRQPRIO_DEBUG] = spr_val; break; + case SPRN_MCSR: + vcpu->arch.mcsr &= ~spr_val; + break; default: emulated = EMULATE_FAIL; @@ -329,6 +332,9 @@ int kvmppc_booke_emulate_mfspr(struct kvm_vcpu *vcpu, int sprn, ulong *spr_val) case SPRN_IVOR15: *spr_val = vcpu->arch.ivor[BOOKE_IRQPRIO_DEBUG]; break; + case SPRN_MCSR: + *spr_val = vcpu->arch.mcsr; + break; default: emulated = EMULATE_FAIL;