From: Marc Zyngier <maz@kernel.org>
To: Auger Eric <eric.auger@redhat.com>
Cc: kvmarm@lists.cs.columbia.edu, kvm@vger.kernel.org
Subject: Re: [kvm-unit-tests PATCH v2 3/8] arm64: microbench: gic: Add gicv4.1 support for ipi latency test.
Date: Thu, 02 Jul 2020 14:03:16 +0100 [thread overview]
Message-ID: <688823451d3d4a0cb4d346bb7f7b99aa@kernel.org> (raw)
In-Reply-To: <dabc2406-4a7f-61cf-cdbd-b0b79d97bf2c@redhat.com>
Hi Eric,
On 2020-07-02 13:36, Auger Eric wrote:
> Hi Marc,
>
> On 7/2/20 10:22 AM, Marc Zyngier wrote:
>> On 2020-07-02 04:01, Jingyi Wang wrote:
>>> If gicv4.1(sgi hardware injection) supported, we test ipi injection
>>> via hw/sw way separately.
>>
>> nit: active-less SGIs are not strictly a feature of GICv4.1 (you could
>> imagine a GIC emulation offering the same thing). Furthermore, GICv4.1
>> isn't as such visible to the guest itself (it only sees a GICv3).
>
> By the way, I have just downloaded the latest GIC spec from the ARM
> portal and I still do not find the GICD_CTLR_ENABLE_G1A,
> GICD_CTLR_nASSGIreq and GICD_TYPER2_nASSGIcap. Do I miss something?
The latest spec still is the old one. There is a *confidential* erratum
to the spec that adds the missing bits, but nothing public.
You unfortunately will have to take my word for it.
M.
--
Jazz is not dead. It just smells funny...
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next prev parent reply other threads:[~2020-07-02 13:03 UTC|newest]
Thread overview: 39+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-07-02 3:01 [kvm-unit-tests PATCH v2 0/8] arm/arm64: Add IPI/LPI/vtimer latency test Jingyi Wang
2020-07-02 3:01 ` [kvm-unit-tests PATCH v2 1/8] arm64: microbench: get correct ipi received num Jingyi Wang
2020-07-02 12:36 ` Auger Eric
2020-07-02 3:01 ` [kvm-unit-tests PATCH v2 2/8] arm64: microbench: Use the funcions for ipi test as the general functions for gic(ipi/lpi/timer) test Jingyi Wang
2020-07-02 5:25 ` Andrew Jones
2020-07-02 8:21 ` Jingyi Wang
2020-07-02 12:36 ` Auger Eric
2020-07-02 3:01 ` [kvm-unit-tests PATCH v2 3/8] arm64: microbench: gic: Add gicv4.1 support for ipi latency test Jingyi Wang
2020-07-02 8:22 ` Marc Zyngier
2020-07-02 9:02 ` Jingyi Wang
2020-07-02 9:17 ` Marc Zyngier
2020-07-02 9:29 ` Jingyi Wang
2020-07-02 12:36 ` Auger Eric
2020-07-02 13:03 ` Marc Zyngier [this message]
2020-07-02 12:57 ` Auger Eric
2020-07-02 13:08 ` Marc Zyngier
2020-07-02 13:42 ` Auger Eric
2020-07-03 3:39 ` Jingyi Wang
2020-07-02 21:33 ` Andrew Jones
2020-07-02 3:01 ` [kvm-unit-tests PATCH v2 4/8] arm64: its: Handle its command queue wrapping Jingyi Wang
2020-07-02 13:01 ` Auger Eric
2020-07-02 3:01 ` [kvm-unit-tests PATCH v2 5/8] arm64: microbench: its: Add LPI latency test Jingyi Wang
2020-07-02 13:13 ` Auger Eric
2020-07-02 3:01 ` [kvm-unit-tests PATCH v2 6/8] arm64: microbench: Allow each test to specify its running times Jingyi Wang
2020-07-02 5:29 ` Andrew Jones
2020-07-02 8:46 ` Jingyi Wang
2020-07-02 13:17 ` Auger Eric
2020-07-02 3:01 ` [kvm-unit-tests PATCH v2 7/8] arm64: microbench: Add time limit for each individual test Jingyi Wang
2020-07-02 5:48 ` Andrew Jones
2020-07-02 8:47 ` Jingyi Wang
2020-07-02 13:23 ` Auger Eric
2020-07-03 3:42 ` Jingyi Wang
2020-07-02 3:01 ` [kvm-unit-tests PATCH v2 8/8] arm64: microbench: Add vtimer latency test Jingyi Wang
2020-07-02 5:44 ` Andrew Jones
2020-07-02 8:56 ` Jingyi Wang
2020-07-02 13:36 ` Auger Eric
2020-07-03 7:41 ` Jingyi Wang
2020-07-03 7:45 ` Auger Eric
2020-07-06 12:23 ` Jingyi Wang
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