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From: David Miller <davem@davemloft.net>
To: blauwirbel@gmail.com
Cc: anthony@codemonkey.ws, kvm@vger.kernel.org,
	sparclinux@vger.kernel.org, levon@movementarian.org,
	hollisb@us.ibm.com
Subject: Re: KVM for Sparc?
Date: Wed, 24 Sep 2008 12:28:01 -0700 (PDT)	[thread overview]
Message-ID: <20080924.122801.151194241.davem@davemloft.net> (raw)
In-Reply-To: <f43fc5580809241020j2b1d885ci8552b5c5302a89d5@mail.gmail.com>

From: "Blue Swirl" <blauwirbel@gmail.com>
Date: Wed, 24 Sep 2008 20:20:33 +0300

> I see, also Qemu needs to use one more bit then. Does this mean that
> even V8 code written specially may use these traps to call hypervisor?

No, V8 code should not set the extra bit.  Only V9 code on a processor
which is hypervisor capable should do this.

And the hypervisor calls can only be invoked from privileged mode.

This is all described in the UltraSPARC Architecture 2005 Specification
(Hyperprivileged Edition) at:

	http://www.opensparc.net/opensparc-t1/index.html


      parent reply	other threads:[~2008-09-24 19:28 UTC|newest]

Thread overview: 25+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <f43fc5580809210538r38a29d8dpc74342a2bceea109@mail.gmail.com>
2008-09-21 12:52 ` KVM for Sparc? Blue Swirl
2008-09-22 19:34   ` Anthony Liguori
2008-09-22 20:18     ` Hollis Blanchard
2008-09-22 20:26       ` David Miller
2008-09-22 21:25         ` Hollis Blanchard
2008-09-22 22:14           ` David Miller
2008-09-23 15:34             ` Blue Swirl
2008-09-23 20:41               ` David Miller
2008-09-24 17:22                 ` Blue Swirl
2008-09-24 19:29                   ` David Miller
2008-09-22 20:31       ` Javier Guerra
2008-09-22 21:02         ` David Miller
2008-09-22 21:27         ` Hollis Blanchard
2008-09-22 22:15           ` David Miller
2008-09-23 15:52             ` Blue Swirl
2008-09-23 16:07             ` Hollis Blanchard
2008-09-23 20:44               ` David Miller
2008-09-22 20:24     ` David Miller
2008-09-23 15:28       ` Blue Swirl
2008-09-23 20:38         ` David Miller
2008-09-24 17:20           ` Blue Swirl
2008-09-24 18:06             ` Blue Swirl
2008-09-24 19:29               ` David Miller
2008-09-25 16:58                 ` Blue Swirl
2008-09-24 19:28             ` David Miller [this message]

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