From: Julien Grall <julien.grall@linaro.org>
To: Vijay Kilari <vijay.kilari@gmail.com>
Cc: Ian Campbell <Ian.Campbell@citrix.com>,
Stefano Stabellini <stefano.stabellini@eu.citrix.com>,
Prasun Kapoor <Prasun.Kapoor@caviumnetworks.com>,
Vijaya Kumar K <vijaya.kumar@caviumnetworks.com>,
xen-devel@lists.xen.org,
Stefano Stabellini <stefano.stabellini@citrix.com>
Subject: Re: [PATCH v3 13/16] xen/arm: Add support for GIC v3
Date: Thu, 17 Apr 2014 10:02:22 +0100 [thread overview]
Message-ID: <534F989E.8040502@linaro.org> (raw)
In-Reply-To: <CALicx6vr+FAgQD8zW=Bsd8eEUx3DA4-SbCSCkgUB9g-dn+GXVQ@mail.gmail.com>
On 04/17/2014 08:09 AM, Vijay Kilari wrote:
>>> + if ( typer & GICR_TYPER_VLPIS )
>>> + ptr += SZ_64K * 2; /* Skip VLPI_base + reserved page */
>>> + }
>>> + } while ( !(typer & GICR_TYPER_LAST) );
>>> + }
>>> +
>>> + dprintk(XENLOG_WARNING, "CPU%d: mpidr %"PRIpaddr" has no re-distributor!\n",
>>> + smp_processor_id(), mpidr);
>>
>> What happen if you don't have re-distributor?
>>
> I think, we can't handle SGI & PPI's. As configuration and handling of these
> is done in GICR region. May be I can change it to BUG_ON
Please, no BUG_ON. As I said previously, you have to propagate the error
code. It will be useful for CPU hotplug later.
--
Julien Grall
next prev parent reply other threads:[~2014-04-17 9:02 UTC|newest]
Thread overview: 107+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-04-15 11:17 [PATCH v3 00/16] xen/arm: Add GICv3 support vijay.kilari
2014-04-15 11:17 ` [PATCH v3 01/16] xen/arm: move io.h as mmio.h to include folder vijay.kilari
2014-04-15 16:36 ` Julien Grall
2014-04-23 14:16 ` Ian Campbell
2014-04-15 11:17 ` [PATCH v3 02/16] xen/arm: make mmio handlers domain specific vijay.kilari
2014-04-15 17:07 ` Julien Grall
2014-04-23 14:27 ` Ian Campbell
2014-04-15 11:17 ` [PATCH v3 03/16] xen/arm: make sgi handling generic vijay.kilari
2014-04-15 17:51 ` Julien Grall
2014-04-15 17:57 ` Julien Grall
2014-04-23 14:31 ` Ian Campbell
2014-04-15 11:17 ` [PATCH v3 04/16] xen/arm: remove unused parameter in do_sgi call vijay.kilari
2014-04-15 17:52 ` Julien Grall
2014-04-23 14:32 ` Ian Campbell
2014-04-25 9:28 ` Vijay Kilari
2014-04-15 11:17 ` [PATCH v3 05/16] xen/arm: move gic definitions to seperate file vijay.kilari
2014-04-23 14:34 ` Ian Campbell
2014-04-15 11:17 ` [PATCH v3 06/16] xen/arm: move gic lock out of gic data structure vijay.kilari
2014-04-23 14:35 ` Ian Campbell
2014-05-12 13:49 ` Julien Grall
2014-04-15 11:17 ` [PATCH v3 07/16] xen/arm: segregate and split GIC low level functionality vijay.kilari
2014-04-15 18:35 ` Julien Grall
2014-04-23 14:55 ` Ian Campbell
2014-04-23 15:01 ` Julien Grall
2014-04-23 16:47 ` Julien Grall
2014-04-23 17:03 ` Ian Campbell
2014-04-23 17:09 ` Julien Grall
2014-04-24 8:58 ` Ian Campbell
2014-04-24 8:19 ` Ian Campbell
2014-04-28 11:48 ` Vijay Kilari
2014-04-28 12:06 ` Julien Grall
2014-04-28 13:10 ` Vijay Kilari
2014-04-28 13:12 ` Julien Grall
2014-04-15 21:00 ` Julien Grall
2014-04-23 14:52 ` Ian Campbell
2014-04-28 14:41 ` Vijay Kilari
2014-04-28 14:58 ` Ian Campbell
2014-04-28 15:10 ` Julien Grall
2014-04-15 11:17 ` [PATCH v3 08/16] arm/xen: move GIC context data structure to gic driver vijay.kilari
2014-04-15 18:41 ` Julien Grall
2014-04-23 14:57 ` Ian Campbell
2014-04-23 14:58 ` Ian Campbell
2014-04-15 11:17 ` [PATCH v3 09/16] xen/arm: use device api to detect GIC version vijay.kilari
2014-04-15 18:49 ` Julien Grall
2014-04-23 15:01 ` Ian Campbell
2014-04-29 7:07 ` Vijay Kilari
2014-04-29 8:55 ` Ian Campbell
2014-04-29 10:13 ` Julien Grall
2014-04-15 11:17 ` [PATCH v3 10/16] xen/arm: move vgic rank data to gic header file vijay.kilari
2014-04-15 19:10 ` Julien Grall
2014-04-17 6:48 ` Vijay Kilari
2014-05-07 15:03 ` Julien Grall
2014-04-15 11:17 ` [PATCH v3 11/16] xen/arm: move vgic defines to vgic " vijay.kilari
2014-04-16 17:01 ` Julien Grall
2014-04-23 15:07 ` Ian Campbell
2014-04-23 15:11 ` Julien Grall
2014-04-23 15:15 ` Ian Campbell
2014-04-15 11:17 ` [PATCH v3 12/16] xen/arm: split vgic driver into generic and vgic-v2 driver vijay.kilari
2014-04-15 20:05 ` Julien Grall
2014-04-23 15:12 ` Ian Campbell
2014-04-15 11:17 ` [PATCH v3 13/16] xen/arm: Add support for GIC v3 vijay.kilari
2014-04-15 20:43 ` Julien Grall
2014-04-17 7:09 ` Vijay Kilari
2014-04-17 8:58 ` Ian Campbell
2014-04-17 9:02 ` Julien Grall [this message]
2014-04-17 9:57 ` Julien Grall
2014-04-17 11:00 ` Vijay Kilari
2014-04-17 11:17 ` Julien Grall
2014-04-17 14:54 ` Vijay Kilari
2014-04-17 15:12 ` Julien Grall
2014-04-23 17:01 ` Ian Campbell
2014-04-23 17:24 ` Julien Grall
2014-04-29 12:35 ` Vijay Kilari
2014-05-05 12:08 ` Vijay Kilari
2014-05-06 8:55 ` Ian Campbell
2014-05-06 14:11 ` Vijay Kilari
2014-05-06 14:18 ` Julien Grall
2014-05-06 15:47 ` Julien Grall
2014-05-22 5:58 ` Vijay Kilari
2014-05-22 9:26 ` Julien Grall
2014-05-22 12:36 ` Stefano Stabellini
2014-05-07 16:30 ` Ian Campbell
2014-05-27 18:17 ` Julien Grall
2014-04-15 11:17 ` [PATCH v3 14/16] xen/arm: Add virtual GICv3 support vijay.kilari
2014-04-17 9:27 ` Julien Grall
2014-04-24 10:37 ` Ian Campbell
2014-04-24 11:39 ` Julien Grall
2014-04-24 10:30 ` Ian Campbell
2014-05-02 9:43 ` Vijay Kilari
2014-05-02 9:56 ` Ian Campbell
2014-04-15 11:17 ` [PATCH v3 15/16] xen/arm: Update Dom0 GIC dt node with GICv3 information vijay.kilari
2014-04-18 19:57 ` Julien Grall
2014-04-24 10:46 ` Ian Campbell
2014-04-15 11:17 ` [PATCH v3 16/16] xen/arm: add SGI handling for GICv3 vijay.kilari
2014-04-18 20:20 ` Julien Grall
2014-05-02 12:57 ` Vijay Kilari
2014-05-02 14:26 ` Julien Grall
2014-05-02 15:18 ` Ian Campbell
2014-05-02 15:24 ` Julien Grall
2014-05-05 6:53 ` Vijay Kilari
2014-05-05 18:40 ` Julien Grall
2014-05-06 8:58 ` Ian Campbell
2014-05-06 9:42 ` Julien Grall
2014-05-06 10:10 ` Ian Campbell
2014-05-06 16:06 ` Julien Grall
2014-04-24 10:57 ` Ian Campbell
2014-04-24 11:43 ` Julien Grall
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