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[66.187.233.73]) by mx.google.com with ESMTPS id w63-v6si188569qkd.71.2018.07.25.02.18.46 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Wed, 25 Jul 2018 02:18:46 -0700 (PDT) Received-SPF: pass (google.com: domain of berrange@redhat.com designates 66.187.233.73 as permitted sender) client-ip=66.187.233.73; Authentication-Results: mx.google.com; spf=pass (google.com: domain of berrange@redhat.com designates 66.187.233.73 as permitted sender) smtp.mailfrom=berrange@redhat.com; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=redhat.com Received: from smtp.corp.redhat.com (int-mx06.intmail.prod.int.rdu2.redhat.com [10.11.54.6]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 7121A401DEA9; Wed, 25 Jul 2018 09:18:46 +0000 (UTC) Received: from redhat.com (unknown [10.33.36.89]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 130192166BA3; Wed, 25 Jul 2018 09:18:41 +0000 (UTC) Date: Wed, 25 Jul 2018 10:18:37 +0100 From: Daniel =?utf-8?B?UC4gQmVycmFuZ8Op?= To: Hongbo Zhang Cc: Peter Maydell , Alex =?utf-8?Q?Benn=C3=A9e?= , qemu-arm , QEMU Developers , Radoslaw Biernacki , Leif Lindholm , Ard Biesheuvel Subject: Re: [Qemu-devel] [PATCH v2 2/2] hw/arm: Add Arm Enterprise machine type Message-ID: <20180725091837.GB12855@redhat.com> Reply-To: Daniel =?utf-8?B?UC4gQmVycmFuZ8Op?= References: <1532496652-26364-1-git-send-email-hongbo.zhang@linaro.org> <1532496652-26364-2-git-send-email-hongbo.zhang@linaro.org> <20180725084824.GA12855@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: User-Agent: Mutt/1.10.0 (2018-05-17) X-Scanned-By: MIMEDefang 2.78 on 10.11.54.6 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.11.55.6]); Wed, 25 Jul 2018 09:18:46 +0000 (UTC) X-Greylist: inspected by milter-greylist-4.5.16 (mx1.redhat.com [10.11.55.6]); Wed, 25 Jul 2018 09:18:46 +0000 (UTC) for IP:'10.11.54.6' DOMAIN:'int-mx06.intmail.prod.int.rdu2.redhat.com' HELO:'smtp.corp.redhat.com' FROM:'berrange@redhat.com' RCPT:'' X-TUID: lsX7WBs656j6 On Wed, Jul 25, 2018 at 05:05:06PM +0800, Hongbo Zhang wrote: > On 25 July 2018 at 16:48, Daniel P. Berrangé wrote: > > On Wed, Jul 25, 2018 at 01:30:52PM +0800, Hongbo Zhang wrote: > >> For the Aarch64, there is one machine 'virt', it is primarily meant to > >> run on KVM and execute virtualization workloads, but we need an > >> environment as faithful as possible to physical hardware, for supporting > >> firmware and OS development for pysical Aarch64 machines. > >> > >> This patch introduces new machine type 'Enterprise' with main features: > > > > The 'enterprise' name is really awful - this is essentially a marketing > > term completely devoid of any useful meaning. > > > > You had previously called this "sbsa" which IIUC was related to a real > > world hardware specification that it was based on. IOW, I think this old > > name was preferrable to calling it "enterprise". > > > Thanks for your comments. > Frankly, I myself prefer to 'sbsa' too, in fact, at the early stage of > developing, we called this 'enterprise', but later I changed it to > 'sbsa' until I sent out v1 patch. > > The work Arm TF and EDK2 porting to this platform needs this name to > be defined finally. Why should EDK2 care what the QEMU machine type name is. The machine type name is purely a QEMU internal tag and shouldn't be visible in the guest ABI at all IIUC. Regards, Daniel -- |: https://berrange.com -o- https://www.flickr.com/photos/dberrange :| |: https://libvirt.org -o- https://fstop138.berrange.com :| |: https://entangle-photo.org -o- https://www.instagram.com/dberrange :|