From mboxrd@z Thu Jan  1 00:00:00 1970
From: will.deacon@arm.com (Will Deacon)
Date: Wed, 10 Apr 2013 18:07:07 +0100
Subject: [PATCH v3 12/32] arm64: KVM: virtual CPU reset
In-Reply-To: <1365437854-30214-13-git-send-email-marc.zyngier@arm.com>
References: <1365437854-30214-1-git-send-email-marc.zyngier@arm.com>
 <1365437854-30214-13-git-send-email-marc.zyngier@arm.com>
Message-ID: <20130410170707.GM26992@mudshark.cambridge.arm.com>
To: linux-arm-kernel@lists.infradead.org
List-Id: linux-arm-kernel.lists.infradead.org

On Mon, Apr 08, 2013 at 05:17:14PM +0100, Marc Zyngier wrote:
> Provide the reset code for a virtual CPU booted in 64bit mode.
> 
> Reviewed-by: Christopher Covington <cov@codeaurora.org>
> Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
> ---
>  arch/arm64/kvm/reset.c | 76 ++++++++++++++++++++++++++++++++++++++++++++++++++
>  1 file changed, 76 insertions(+)
>  create mode 100644 arch/arm64/kvm/reset.c
> 
> diff --git a/arch/arm64/kvm/reset.c b/arch/arm64/kvm/reset.c
> new file mode 100644
> index 0000000..bc33e76
> --- /dev/null
> +++ b/arch/arm64/kvm/reset.c
> @@ -0,0 +1,76 @@
> +/*
> + * Copyright (C) 2012,2013 - ARM Ltd
> + * Author: Marc Zyngier <marc.zyngier@arm.com>
> + *
> + * Derived from arch/arm/kvm/reset.c
> + * Copyright (C) 2012 - Virtual Open Systems and Columbia University
> + * Author: Christoffer Dall <c.dall@virtualopensystems.com>
> + *
> + * This program is free software; you can redistribute it and/or modify
> + * it under the terms of the GNU General Public License, version 2, as
> + * published by the Free Software Foundation.
> + *
> + * This program is distributed in the hope that it will be useful,
> + * but WITHOUT ANY WARRANTY; without even the implied warranty of
> + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
> + * GNU General Public License for more details.
> + *
> + * You should have received a copy of the GNU General Public License
> + * along with this program.  If not, see <http://www.gnu.org/licenses/>.
> + */
> +
> +#include <linux/errno.h>
> +#include <linux/kvm_host.h>
> +#include <linux/kvm.h>
> +
> +#include <asm/cputype.h>
> +#include <asm/ptrace.h>
> +#include <asm/kvm_arm.h>
> +#include <asm/kvm_coproc.h>
> +
> +/*
> + * ARMv8 Reset Values
> + */
> +static struct kvm_regs default_regs_reset = {
> +	.regs.pstate = PSR_MODE_EL1h | PSR_A_BIT | PSR_I_BIT | PSR_F_BIT,

PSR_D_BIT again.

Will