From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from ams.source.kernel.org (ams.source.kernel.org [145.40.68.75]) by mx.groups.io with SMTP id smtpd.web08.1723.1662483230880475818 for ; Tue, 06 Sep 2022 09:53:51 -0700 Authentication-Results: mx.groups.io; dkim=pass header.i=@kernel.org header.s=k20201202 header.b=qGgFCvPF; spf=pass (domain: kernel.org, ip: 145.40.68.75, mailfrom: ardb@kernel.org) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id A848EB8196E for ; Tue, 6 Sep 2022 16:53:48 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id DD447C43141 for ; Tue, 6 Sep 2022 16:53:46 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1662483226; bh=1qi0jZjA0HE5qE+4wNC6YobB30V8rWm1jehZcOLbwU0=; h=References:In-Reply-To:From:Date:Subject:To:Cc:From; b=qGgFCvPFQrj46Ne+VTFAP5UC/hks5lN+rA1wwCSMt6+cUzLVzcj7C2EaId7JXGVvX Vs/ubdXWXjRg08I249ffG5SyUe6SBQJygrGccWzBbvGpSeMRWxqwwbzhyV6IspsZIJ 2szrA64sLxQ4lDIDuhmmS+kfCVWScuvnTXt/Td9d8yI4l0dmKdkPKkU0zOAs3F03GP Vp2eb6z/yqmFwGtf4DgRr2KlYnqgTnpp/emXXcSGPNTTqzK9tUPjX+3+J9dFdjZ8OV 1D3t4cp+xiBZHffEbKC+F3Q8xdjrwoYBROiGUdr/jIfyvROuFc7AD87mcfmogVHTOC Nd7ISp4bgShzg== Received: by mail-lf1-f44.google.com with SMTP id p7so18327348lfu.3 for ; Tue, 06 Sep 2022 09:53:46 -0700 (PDT) X-Gm-Message-State: ACgBeo2YAfEzlW0s9r0Y1PUwJFymqRrRrzkb58AE4ek3cpv7S8PFiAlH 16MD8F+w25ZTY8ZQ49zbiogVhhJoP35/ay1ryBU= X-Google-Smtp-Source: AA6agR6aOGCeXfMQ7Z1ug0fWcLcza3EL/yYfzbz2PNr0qcZ5kP+Zl+8ARa/zzrUY2ytBkSjYpBAXS5/ERa5KWk/zqi0= X-Received: by 2002:a05:6512:4024:b0:497:4db:6ad0 with SMTP id br36-20020a056512402400b0049704db6ad0mr1759669lfb.637.1662483224865; Tue, 06 Sep 2022 09:53:44 -0700 (PDT) MIME-Version: 1.0 References: <20220829155955.3767-1-rebecca@quicinc.com> <1b826591-5abc-ef17-c47a-22918318eb20@quicinc.com> In-Reply-To: From: "Ard Biesheuvel" Date: Tue, 6 Sep 2022 18:53:33 +0200 X-Gmail-Original-Message-ID: Message-ID: Subject: Re: [edk2-devel] [PATCH 0/2] Add support EFI_MP_SERVICES_PROTOCOL on AARCH64 To: devel@edk2.groups.io, quic_rcran@quicinc.com Cc: Leif Lindholm , Ard Biesheuvel , Sami Mujawar , Jian J Wang , Liming Gao Content-Type: text/plain; charset="UTF-8" On Mon, 5 Sept 2022 at 17:55, Ard Biesheuvel wrote: > > On Mon, 5 Sept 2022 at 17:52, Rebecca Cran wrote: > > > > On 9/5/22 04:57, Ard Biesheuvel wrote: > > > > > > IIRC, there were some issues with this code on bare metal. Which > > > hardware did you use to test it? Any chance you could try it on a > > > RPi4? > > > > Yes, there were. I've run this code on an Arm Juno R2, Synquacer Developer Box and SolidRun HoneyComb. > > I do have an RPi4 I can use, so I'll test it on that too. > > > > I think you've got things covered: I suggested RPi4 because it uses > A72, and I seem to remember the issues I observed were either on A57 > or A72 (which are quite similar). But between Juno and HoneyComb, I > don't think the RPi4 data point is that useful. For the series, Reviewed-by: Ard Biesheuvel