linux-kernel - Re: [PATCH V3 05/10] acpi: apei: handle SEA notification type for ARMv8

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Message-ID: <496ddac3-a220-fd42-5ca1-3d0fb0238907@linaro.org>
Date:   Tue, 18 Oct 2016 20:44:05 +0800
From:   Hanjun Guo <hanjun.guo@...aro.org>
To:     Tyler Baicar <tbaicar@...eaurora.org>, christoffer.dall@...aro.org,
        marc.zyngier@....com, pbonzini@...hat.com, rkrcmar@...hat.com,
        linux@...linux.org.uk, catalin.marinas@....com,
        will.deacon@....com, rjw@...ysocki.net, lenb@...nel.org,
        matt@...eblueprint.co.uk, robert.moore@...el.com,
        lv.zheng@...el.com, mark.rutland@....com, james.morse@....com,
        akpm@...ux-foundation.org, sandeepa.s.prabhu@...il.com,
        shijie.huang@....com, paul.gortmaker@...driver.com,
        tomasz.nowicki@...aro.org, fu.wei@...aro.org, rostedt@...dmis.org,
        bristot@...hat.com, linux-arm-kernel@...ts.infradead.org,
        kvmarm@...ts.cs.columbia.edu, Dkvm@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-acpi@...r.kernel.org,
        linux-efi@...r.kernel.org, devel@...ica.org
Cc:     "Jonathan (Zhixiong) Zhang" <zjzhang@...eaurora.org>,
        Naveen Kaje <nkaje@...eaurora.org>
Subject: Re: [PATCH V3 05/10] acpi: apei: handle SEA notification type for
 ARMv8

Hi Tyler,

On 2016/10/8 5:31, Tyler Baicar wrote:
> ARM APEI extension proposal added SEA (Synchrounous External
> Abort) notification type for ARMv8.
> Add a new GHES error source handling function for SEA. If an error
> source's notification type is SEA, then this function can be registered
> into the SEA exception handler. That way GHES will parse and report
> SEA exceptions when they occur.

Does this SEA is replayed by the firmware (firmware first handling)
or directly triggered by the hardware when error is happened?

Thanks
Hanjun