From mboxrd@z Thu Jan 1 00:00:00 1970 From: Mihai Caraman Subject: [RFC PATCH 01/17] KVM: PPC64: booke: Set interrupt computation mode for 64-bit host Date: Mon, 25 Jun 2012 15:26:19 +0300 Message-ID: <1340627195-11544-2-git-send-email-mihai.caraman@freescale.com> References: <1340627195-11544-1-git-send-email-mihai.caraman@freescale.com> Mime-Version: 1.0 Content-Type: text/plain Cc: Mihai Caraman To: , , , Return-path: Received: from ch1ehsobe002.messaging.microsoft.com ([216.32.181.182]:1234 "EHLO ch1outboundpool.messaging.microsoft.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755940Ab2FYM0s (ORCPT ); Mon, 25 Jun 2012 08:26:48 -0400 In-Reply-To: <1340627195-11544-1-git-send-email-mihai.caraman@freescale.com> Sender: kvm-owner@vger.kernel.org List-ID: 64-bit host needs to remain in 64-bit mode when an exception take place. Set interrupt computaion mode in EPCR register. Signed-off-by: Mihai Caraman --- arch/powerpc/kvm/e500mc.c | 5 ++++- 1 files changed, 4 insertions(+), 1 deletions(-) diff --git a/arch/powerpc/kvm/e500mc.c b/arch/powerpc/kvm/e500mc.c index fe6c1de..db97ee3 100644 --- a/arch/powerpc/kvm/e500mc.c +++ b/arch/powerpc/kvm/e500mc.c @@ -1,5 +1,5 @@ /* - * Copyright (C) 2010 Freescale Semiconductor, Inc. All rights reserved. + * Copyright (C) 2010,2012 Freescale Semiconductor, Inc. All rights reserved. * * Author: Varun Sethi, * @@ -183,6 +183,9 @@ int kvmppc_core_vcpu_setup(struct kvm_vcpu *vcpu) vcpu->arch.shadow_epcr = SPRN_EPCR_DSIGS | SPRN_EPCR_DGTMI | \ SPRN_EPCR_DUVD; +#ifdef CONFIG_64BIT + vcpu->arch.shadow_epcr |= SPRN_EPCR_ICM; +#endif vcpu->arch.shadow_msrp = MSRP_UCLEP | MSRP_DEP | MSRP_PMMP; vcpu->arch.eplc = EPC_EGS | (vcpu->kvm->arch.lpid << EPC_ELPID_SHIFT); vcpu->arch.epsc = vcpu->arch.eplc; -- 1.7.4.1 From mboxrd@z Thu Jan 1 00:00:00 1970 From: Mihai Caraman Date: Mon, 25 Jun 2012 12:26:19 +0000 Subject: [RFC PATCH 01/17] KVM: PPC64: booke: Set interrupt computation mode for 64-bit host Message-Id: <1340627195-11544-2-git-send-email-mihai.caraman@freescale.com> List-Id: References: <1340627195-11544-1-git-send-email-mihai.caraman@freescale.com> In-Reply-To: <1340627195-11544-1-git-send-email-mihai.caraman@freescale.com> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: kvm-ppc@vger.kernel.org, kvm@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, qemu-ppc@nongnu.org Cc: Mihai Caraman 64-bit host needs to remain in 64-bit mode when an exception take place. Set interrupt computaion mode in EPCR register. Signed-off-by: Mihai Caraman --- arch/powerpc/kvm/e500mc.c | 5 ++++- 1 files changed, 4 insertions(+), 1 deletions(-) diff --git a/arch/powerpc/kvm/e500mc.c b/arch/powerpc/kvm/e500mc.c index fe6c1de..db97ee3 100644 --- a/arch/powerpc/kvm/e500mc.c +++ b/arch/powerpc/kvm/e500mc.c @@ -1,5 +1,5 @@ /* - * Copyright (C) 2010 Freescale Semiconductor, Inc. All rights reserved. + * Copyright (C) 2010,2012 Freescale Semiconductor, Inc. All rights reserved. * * Author: Varun Sethi, * @@ -183,6 +183,9 @@ int kvmppc_core_vcpu_setup(struct kvm_vcpu *vcpu) vcpu->arch.shadow_epcr = SPRN_EPCR_DSIGS | SPRN_EPCR_DGTMI | \ SPRN_EPCR_DUVD; +#ifdef CONFIG_64BIT + vcpu->arch.shadow_epcr |= SPRN_EPCR_ICM; +#endif vcpu->arch.shadow_msrp = MSRP_UCLEP | MSRP_DEP | MSRP_PMMP; vcpu->arch.eplc = EPC_EGS | (vcpu->kvm->arch.lpid << EPC_ELPID_SHIFT); vcpu->arch.epsc = vcpu->arch.eplc; -- 1.7.4.1