From: Scott Wood <scottwood@freescale.com>
To: Anthony Liguori <aliguori@us.ibm.com>
Cc: "qemu-devel@nongnu.org" <qemu-devel@nongnu.org>,
"qemu-ppc@nongnu.org" <qemu-ppc@nongnu.org>,
"Paul Mackerras" <paulus@samba.org>,
"Alexander Graf" <agraf@suse.de>,
"Andreas Färber" <afaerber@suse.de>
Subject: Re: [Qemu-devel] [Qemu-ppc] [PATCH 02/12] qtest: add spapr hypercall support
Date: Thu, 20 Jun 2013 14:28:47 -0500 [thread overview]
Message-ID: <1371756527.11064.14@snotra> (raw)
In-Reply-To: <87ppvgbocw.fsf@codemonkey.ws> (from aliguori@us.ibm.com on Thu Jun 20 13:58:55 2013)
On 06/20/2013 01:58:55 PM, Anthony Liguori wrote:
> Alexander Graf <agraf@suse.de> writes:
>
> > Am 20.06.2013 um 17:42 schrieb Anthony Liguori
> <aliguori@us.ibm.com>:
> >
> >> Andreas Färber <afaerber@suse.de> writes:
> >>
> >>> The functions are called spapr_hcall*() but the protocol uses
> >>> papr_hypercall?
> >>
> >> The discrepancy is inherited in the KVM vs. QEMU interfaces. It's
> >> called papr_hypercall in the KVM interface vs. spapr in QEMU.
> >>
> >> I honestly don't know what the distinction between spapr and papr
> is.
> >
> > PAPR is what PAPR calls itself. However, there is also an ePAPR for
> > BookE, so in order to distinguish the 2 more easily, we named the
> > server version spapr wherever we remembered to.
>
> So does it make sense to have papr_hypercall()? Do hypercalls exist
> with the virtualization extensions on BookE?
Yes, there are hypercalls on booke. Currently the few that KVM
supports are all handled in the kernel, but that may change, especially
since Alex is thinking about new hypercalls for guest reset/stop.
-Scott
next prev parent reply other threads:[~2013-06-20 19:45 UTC|newest]
Thread overview: 45+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-06-19 20:40 [Qemu-devel] [PATCH 00/12] spapr: add qtest support and refactor vty Anthony Liguori
2013-06-19 20:40 ` [Qemu-devel] [PATCH 01/12] chardev: ringbuf: add optional save parameter to save state Anthony Liguori
2013-06-20 19:49 ` Eric Blake
2013-06-19 20:40 ` [Qemu-devel] [PATCH 02/12] qtest: add spapr hypercall support Anthony Liguori
2013-06-20 15:20 ` Andreas Färber
2013-06-20 15:42 ` Anthony Liguori
2013-06-20 18:43 ` Alexander Graf
2013-06-20 18:58 ` Anthony Liguori
2013-06-20 19:28 ` Scott Wood [this message]
2013-06-20 21:57 ` Alexander Graf
2013-06-19 20:40 ` [Qemu-devel] [PATCH 03/12] qtest: return string from QMP commands Anthony Liguori
2013-06-20 15:24 ` Andreas Färber
2013-06-20 15:43 ` Anthony Liguori
2013-06-19 20:40 ` [Qemu-devel] [PATCH 04/12] qtest: add interface to save/restore Anthony Liguori
2013-06-20 15:38 ` Andreas Färber
2013-06-19 20:40 ` [Qemu-devel] [PATCH 05/12] spapr-vty: add qtest test case Anthony Liguori
2013-06-19 21:13 ` Alexander Graf
2013-06-19 21:43 ` Anthony Liguori
2013-06-19 21:47 ` Alexander Graf
2013-06-19 20:40 ` [Qemu-devel] [PATCH 06/12] spapr-vty: add copyright and license Anthony Liguori
2013-06-20 1:45 ` Michael Ellerman
2013-06-20 4:08 ` Alexey Kardashevskiy
2013-06-20 4:43 ` David Gibson
2013-06-20 8:52 ` Paolo Bonzini
2013-06-20 15:47 ` Andreas Färber
2013-06-19 20:40 ` [Qemu-devel] [PATCH 07/12] spapr-rtas: add CPU argument to RTAS calls Anthony Liguori
2013-06-19 21:15 ` Alexander Graf
2013-06-20 15:51 ` Andreas Färber
2013-06-20 16:10 ` Anthony Liguori
2013-06-19 20:40 ` [Qemu-devel] [PATCH 08/12] spapr-rtas: use hypercall interface and remove special vty interfaces Anthony Liguori
2013-06-19 21:24 ` Alexander Graf
2013-06-19 21:45 ` Anthony Liguori
2013-06-19 21:48 ` Alexander Graf
2013-06-19 20:40 ` [Qemu-devel] [PATCH 09/12] spapr-vio: move special case handling for reg=0 to vio Anthony Liguori
2013-06-19 21:28 ` Alexander Graf
2013-06-19 21:49 ` Anthony Liguori
2013-06-19 21:53 ` Alexander Graf
2013-06-19 23:20 ` Anthony Liguori
2013-06-19 23:07 ` Benjamin Herrenschmidt
2013-06-19 20:40 ` [Qemu-devel] [PATCH 10/12] spapr-vty: refactor the code to improve consistency Anthony Liguori
2013-06-19 21:37 ` Alexander Graf
2013-06-19 20:40 ` [Qemu-devel] [PATCH 11/12] spapr-vio: pass type to spapr_vio_find_by_reg() Anthony Liguori
2013-06-19 21:38 ` Alexander Graf
2013-06-19 21:56 ` Anthony Liguori
2013-06-19 20:40 ` [Qemu-devel] [PATCH 12/12] spapr-vty: remove unfixable FIXME Anthony Liguori
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