From: "Joey Gouly" <joey.gouly@arm.com>
To: "devel@edk2.groups.io" <devel@edk2.groups.io>
Cc: "ardb+tianocore@kernel.org" <ardb+tianocore@kernel.org>,
"leif@nuviainc.com" <leif@nuviainc.com>,
Sami Mujawar <Sami.Mujawar@arm.com>, nd <nd@arm.com>
Subject: Re: [PATCH v2 1/1] ShellPkg: Validate that the Boot CPU is present in MADT
Date: Tue, 9 Mar 2021 15:47:40 +0000 [thread overview]
Message-ID: <DB8PR08MB5433789E8D3FD980A7E7A03194929@DB8PR08MB5433.eurprd08.prod.outlook.com> (raw)
In-Reply-To: <20210115144340.6511-1-joey.gouly@arm.com>
> From: Joey Gouly <joey.gouly@arm.com>
> Subject: [PATCH v2 1/1] ShellPkg: Validate that the Boot CPU is present in MADT
>
> The ACPI 6.3 Specification, January 2019, section 5.2.12.14 states that
> the firmware must convey each processor’s GIC information to the OS using
> the GICC structure.
>
> If a GICC structure for the boot CPU is missing some standards-based
> operating system may crash with an error code. It may be difficult to
> diagnose the reason for the crash as the error code may be too generic
> and mean firmware error.
>
> Therefore add validation to the MADT table parser to check that a GICC is
> present for the boot CPU.
Ping.
Is anyone able to review this patch adding some more validation checks to Acpiview / MADT?
Thanks,
Joey
next prev parent reply other threads:[~2021-03-09 15:48 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-01-15 14:43 [PATCH v2 1/1] ShellPkg: Validate that the Boot CPU is present in MADT Joey Gouly
2021-03-09 15:47 ` Joey Gouly [this message]
2021-03-10 1:32 ` [edk2-devel] " Ni, Ray
2021-03-10 15:25 ` Joey Gouly
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