From patchwork Fri Jun 25 23:24:53 2010 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alexander Graf X-Patchwork-Id: 108189 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by demeter.kernel.org (8.14.4/8.14.3) with ESMTP id o5PNQ1LU001708 for ; Fri, 25 Jun 2010 23:26:01 GMT Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756898Ab0FYXZo (ORCPT ); Fri, 25 Jun 2010 19:25:44 -0400 Received: from cantor2.suse.de ([195.135.220.15]:54762 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756015Ab0FYXZR (ORCPT ); Fri, 25 Jun 2010 19:25:17 -0400 Received: from relay1.suse.de (charybdis-ext.suse.de [195.135.221.2]) by mx2.suse.de (Postfix) with ESMTP id A989989471; Sat, 26 Jun 2010 01:25:14 +0200 (CEST) From: Alexander Graf To: kvm-ppc@vger.kernel.org Cc: KVM list , linuxppc-dev Subject: [PATCH 05/26] KVM: PPC: Convert SRR0 and SRR1 to shared page Date: Sat, 26 Jun 2010 01:24:53 +0200 Message-Id: <1277508314-915-6-git-send-email-agraf@suse.de> X-Mailer: git-send-email 1.6.0.2 In-Reply-To: <1277508314-915-1-git-send-email-agraf@suse.de> References: <1277508314-915-1-git-send-email-agraf@suse.de> Sender: kvm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org X-Greylist: IP, sender and recipient auto-whitelisted, not delayed by milter-greylist-4.2.3 (demeter.kernel.org [140.211.167.41]); Fri, 25 Jun 2010 23:26:02 +0000 (UTC) diff --git a/arch/powerpc/include/asm/kvm_host.h b/arch/powerpc/include/asm/kvm_host.h index 108dabc..6bcf62f 100644 --- a/arch/powerpc/include/asm/kvm_host.h +++ b/arch/powerpc/include/asm/kvm_host.h @@ -224,8 +224,6 @@ struct kvm_vcpu_arch { ulong sprg5; ulong sprg6; ulong sprg7; - ulong srr0; - ulong srr1; ulong csrr0; ulong csrr1; ulong dsrr0; diff --git a/arch/powerpc/include/asm/kvm_para.h b/arch/powerpc/include/asm/kvm_para.h index ec72a1c..d7fc6c2 100644 --- a/arch/powerpc/include/asm/kvm_para.h +++ b/arch/powerpc/include/asm/kvm_para.h @@ -23,6 +23,8 @@ #include struct kvm_vcpu_arch_shared { + __u64 srr0; + __u64 srr1; __u64 dar; __u64 msr; __u32 dsisr; diff --git a/arch/powerpc/kvm/book3s.c b/arch/powerpc/kvm/book3s.c index 245bd2d..b144697 100644 --- a/arch/powerpc/kvm/book3s.c +++ b/arch/powerpc/kvm/book3s.c @@ -162,8 +162,8 @@ void kvmppc_set_msr(struct kvm_vcpu *vcpu, u64 msr) void kvmppc_inject_interrupt(struct kvm_vcpu *vcpu, int vec, u64 flags) { - vcpu->arch.srr0 = kvmppc_get_pc(vcpu); - vcpu->arch.srr1 = vcpu->arch.shared->msr | flags; + vcpu->arch.shared->srr0 = kvmppc_get_pc(vcpu); + vcpu->arch.shared->srr1 = vcpu->arch.shared->msr | flags; kvmppc_set_pc(vcpu, to_book3s(vcpu)->hior + vec); vcpu->arch.mmu.reset_msr(vcpu); } @@ -1059,8 +1059,8 @@ int kvm_arch_vcpu_ioctl_get_regs(struct kvm_vcpu *vcpu, struct kvm_regs *regs) regs->lr = kvmppc_get_lr(vcpu); regs->xer = kvmppc_get_xer(vcpu); regs->msr = vcpu->arch.shared->msr; - regs->srr0 = vcpu->arch.srr0; - regs->srr1 = vcpu->arch.srr1; + regs->srr0 = vcpu->arch.shared->srr0; + regs->srr1 = vcpu->arch.shared->srr1; regs->pid = vcpu->arch.pid; regs->sprg0 = vcpu->arch.sprg0; regs->sprg1 = vcpu->arch.sprg1; @@ -1086,8 +1086,8 @@ int kvm_arch_vcpu_ioctl_set_regs(struct kvm_vcpu *vcpu, struct kvm_regs *regs) kvmppc_set_lr(vcpu, regs->lr); kvmppc_set_xer(vcpu, regs->xer); kvmppc_set_msr(vcpu, regs->msr); - vcpu->arch.srr0 = regs->srr0; - vcpu->arch.srr1 = regs->srr1; + vcpu->arch.shared->srr0 = regs->srr0; + vcpu->arch.shared->srr1 = regs->srr1; vcpu->arch.sprg0 = regs->sprg0; vcpu->arch.sprg1 = regs->sprg1; vcpu->arch.sprg2 = regs->sprg2; diff --git a/arch/powerpc/kvm/book3s_emulate.c b/arch/powerpc/kvm/book3s_emulate.c index c147864..f333cb4 100644 --- a/arch/powerpc/kvm/book3s_emulate.c +++ b/arch/powerpc/kvm/book3s_emulate.c @@ -73,8 +73,8 @@ int kvmppc_core_emulate_op(struct kvm_run *run, struct kvm_vcpu *vcpu, switch (get_xop(inst)) { case OP_19_XOP_RFID: case OP_19_XOP_RFI: - kvmppc_set_pc(vcpu, vcpu->arch.srr0); - kvmppc_set_msr(vcpu, vcpu->arch.srr1); + kvmppc_set_pc(vcpu, vcpu->arch.shared->srr0); + kvmppc_set_msr(vcpu, vcpu->arch.shared->srr1); *advance = 0; break; diff --git a/arch/powerpc/kvm/booke.c b/arch/powerpc/kvm/booke.c index 5844bcf..8b546fe 100644 --- a/arch/powerpc/kvm/booke.c +++ b/arch/powerpc/kvm/booke.c @@ -64,7 +64,8 @@ void kvmppc_dump_vcpu(struct kvm_vcpu *vcpu) printk("pc: %08lx msr: %08llx\n", vcpu->arch.pc, vcpu->arch.shared->msr); printk("lr: %08lx ctr: %08lx\n", vcpu->arch.lr, vcpu->arch.ctr); - printk("srr0: %08lx srr1: %08lx\n", vcpu->arch.srr0, vcpu->arch.srr1); + printk("srr0: %08llx srr1: %08llx\n", vcpu->arch.shared->srr0, + vcpu->arch.shared->srr1); printk("exceptions: %08lx\n", vcpu->arch.pending_exceptions); @@ -189,8 +190,8 @@ static int kvmppc_booke_irqprio_deliver(struct kvm_vcpu *vcpu, } if (allowed) { - vcpu->arch.srr0 = vcpu->arch.pc; - vcpu->arch.srr1 = vcpu->arch.shared->msr; + vcpu->arch.shared->srr0 = vcpu->arch.pc; + vcpu->arch.shared->srr1 = vcpu->arch.shared->msr; vcpu->arch.pc = vcpu->arch.ivpr | vcpu->arch.ivor[priority]; if (update_esr == true) vcpu->arch.esr = vcpu->arch.queued_esr; @@ -491,8 +492,8 @@ int kvm_arch_vcpu_ioctl_get_regs(struct kvm_vcpu *vcpu, struct kvm_regs *regs) regs->lr = vcpu->arch.lr; regs->xer = kvmppc_get_xer(vcpu); regs->msr = vcpu->arch.shared->msr; - regs->srr0 = vcpu->arch.srr0; - regs->srr1 = vcpu->arch.srr1; + regs->srr0 = vcpu->arch.shared->srr0; + regs->srr1 = vcpu->arch.shared->srr1; regs->pid = vcpu->arch.pid; regs->sprg0 = vcpu->arch.sprg0; regs->sprg1 = vcpu->arch.sprg1; @@ -518,8 +519,8 @@ int kvm_arch_vcpu_ioctl_set_regs(struct kvm_vcpu *vcpu, struct kvm_regs *regs) vcpu->arch.lr = regs->lr; kvmppc_set_xer(vcpu, regs->xer); kvmppc_set_msr(vcpu, regs->msr); - vcpu->arch.srr0 = regs->srr0; - vcpu->arch.srr1 = regs->srr1; + vcpu->arch.shared->srr0 = regs->srr0; + vcpu->arch.shared->srr1 = regs->srr1; vcpu->arch.sprg0 = regs->sprg0; vcpu->arch.sprg1 = regs->sprg1; vcpu->arch.sprg2 = regs->sprg2; diff --git a/arch/powerpc/kvm/booke_emulate.c b/arch/powerpc/kvm/booke_emulate.c index 51ef453..1260f5f 100644 --- a/arch/powerpc/kvm/booke_emulate.c +++ b/arch/powerpc/kvm/booke_emulate.c @@ -31,8 +31,8 @@ static void kvmppc_emul_rfi(struct kvm_vcpu *vcpu) { - vcpu->arch.pc = vcpu->arch.srr0; - kvmppc_set_msr(vcpu, vcpu->arch.srr1); + vcpu->arch.pc = vcpu->arch.shared->srr0; + kvmppc_set_msr(vcpu, vcpu->arch.shared->srr1); } int kvmppc_booke_emulate_op(struct kvm_run *run, struct kvm_vcpu *vcpu, diff --git a/arch/powerpc/kvm/emulate.c b/arch/powerpc/kvm/emulate.c index 4568ec3..ad0fa4f 100644 --- a/arch/powerpc/kvm/emulate.c +++ b/arch/powerpc/kvm/emulate.c @@ -242,9 +242,11 @@ int kvmppc_emulate_instruction(struct kvm_run *run, struct kvm_vcpu *vcpu) switch (sprn) { case SPRN_SRR0: - kvmppc_set_gpr(vcpu, rt, vcpu->arch.srr0); break; + kvmppc_set_gpr(vcpu, rt, vcpu->arch.shared->srr0); + break; case SPRN_SRR1: - kvmppc_set_gpr(vcpu, rt, vcpu->arch.srr1); break; + kvmppc_set_gpr(vcpu, rt, vcpu->arch.shared->srr1); + break; case SPRN_PVR: kvmppc_set_gpr(vcpu, rt, vcpu->arch.pvr); break; case SPRN_PIR: @@ -320,9 +322,11 @@ int kvmppc_emulate_instruction(struct kvm_run *run, struct kvm_vcpu *vcpu) rs = get_rs(inst); switch (sprn) { case SPRN_SRR0: - vcpu->arch.srr0 = kvmppc_get_gpr(vcpu, rs); break; + vcpu->arch.shared->srr0 = kvmppc_get_gpr(vcpu, rs); + break; case SPRN_SRR1: - vcpu->arch.srr1 = kvmppc_get_gpr(vcpu, rs); break; + vcpu->arch.shared->srr1 = kvmppc_get_gpr(vcpu, rs); + break; /* XXX We need to context-switch the timebase for * watchdog and FIT. */