From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:58080) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1VGQik-0006xL-Nz for qemu-devel@nongnu.org; Mon, 02 Sep 2013 05:47:00 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1VGQif-0006Gi-GI for qemu-devel@nongnu.org; Mon, 02 Sep 2013 05:46:54 -0400 Received: from cantor2.suse.de ([195.135.220.15]:44669 helo=mx2.suse.de) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1VGQif-0006Gc-6l for qemu-devel@nongnu.org; Mon, 02 Sep 2013 05:46:49 -0400 Message-ID: <52245E84.3060001@suse.de> Date: Mon, 02 Sep 2013 11:46:44 +0200 From: =?UTF-8?B?QW5kcmVhcyBGw6RyYmVy?= MIME-Version: 1.0 References: <51CD7F88.2060704@virtualopensystems.com> <51CD89EE.9080002@suse.de> In-Reply-To: <51CD89EE.9080002@suse.de> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable Subject: Re: [Qemu-devel] [PATCH 0/6][RFC] AArch64 support for Versatile Express using KVM List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Alexander Graf Cc: Peter Maydell , VirtualOpenSystems Technical Team , qemu-devel@nongnu.org, m.hamayun@virtualopensystems.com, kvmarm@lists.cs.columbia.edu Alex, Am 28.06.2013 15:04, schrieb Andreas F=C3=A4rber: > Am 28.06.2013 14:44, schrieb Peter Maydell: >> On 28 June 2013 13:20, Mian M. Hamayun wrote: >>> This patch series implements KVM support in QEMU for the ARMv8 Cortex >>> A57 CPU. >>> It depends on the previously submitted AArch64 Preparation Patchset V= 4, >>> and uses >>> as a base, the existing Versatile Express machine model and the alrea= dy >>> available KVM in-kernel GIC support. >> >> This rather overlaps with a bunch of work John Rigby has already done >> (though not yet published to the mailing lists): >> >> https://git.linaro.org/gitweb?p=3Dpeople/pmaydell/qemu-aarch64.git;a=3D= shortlog;h=3Drefs/heads/kvm-aarch64-wip >> >> so now we need to reconcile the two trees. If you'd let us know >> you were doing this a bit earlier we could probably have >> coordinated something... >=20 > I had been looking into that tree myself, and apart from John's > Linux'ish "ARM: " prefixes rather than our usual "target-arm: " (part o= f > which you forgot to fix before sending a PULL), I am really opposed to > copying A15MPCore_priv for A57. I plan to post a cleanup for the A9 > version the weekend, now that we have a more elaborate hw/ directory > structure for headers. >=20 > Also I would really prefer to have the is_aarch64() helper operate on > ARMCPU rather than CPUARMState. QOM cast removal is underway to make > that more efficient. >=20 > Is there a 32-bit aarch64 register in ARMv8 to be accessed by TCG? If > not, the field should be in ARMCPU and a bool rather than uint32_t. Care to comment on the latter? Regards, Andreas --=20 SUSE LINUX Products GmbH, Maxfeldstr. 5, 90409 N=C3=BCrnberg, Germany GF: Jeff Hawn, Jennifer Guild, Felix Imend=C3=B6rffer; HRB 16746 AG N=C3=BC= rnberg