From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received-SPF: Pass (sender SPF authorized) identity=mailfrom; client-ip=209.132.183.28; helo=mx1.redhat.com; envelope-from=lersek@redhat.com; receiver=edk2-devel@lists.01.org Received: from mx1.redhat.com (mx1.redhat.com [209.132.183.28]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ml01.01.org (Postfix) with ESMTPS id 43CC721A00AE6 for ; Wed, 28 Nov 2018 11:52:04 -0800 (PST) Received: from smtp.corp.redhat.com (int-mx07.intmail.prod.int.phx2.redhat.com [10.5.11.22]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 6100B9B306; Wed, 28 Nov 2018 19:52:04 +0000 (UTC) Received: from lacos-laptop-7.usersys.redhat.com (ovpn-120-170.rdu2.redhat.com [10.10.120.170]) by smtp.corp.redhat.com (Postfix) with ESMTP id B5A551054FD4; Wed, 28 Nov 2018 19:51:42 +0000 (UTC) To: Ard Biesheuvel , edk2-devel@lists.01.org Cc: Leif Lindholm , Eric Auger , Andrew Jones , Philippe Mathieu-Daude , Julien Grall References: <20181128143357.991-1-ard.biesheuvel@linaro.org> <20181128143357.991-10-ard.biesheuvel@linaro.org> From: Laszlo Ersek Message-ID: <597c107c-e0ad-79ed-9cfa-f59f9a9a249e@redhat.com> Date: Wed, 28 Nov 2018 20:51:41 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.9.1 MIME-Version: 1.0 In-Reply-To: <20181128143357.991-10-ard.biesheuvel@linaro.org> X-Scanned-By: MIMEDefang 2.84 on 10.5.11.22 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.39]); Wed, 28 Nov 2018 19:52:04 +0000 (UTC) Subject: Re: [PATCH v3 09/16] ArmPkg/CpuPei: base GCD memory space size on CPU's PA range X-BeenThere: edk2-devel@lists.01.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: EDK II Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 28 Nov 2018 19:52:05 -0000 Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit On 11/28/18 15:33, Ard Biesheuvel wrote: > Derive the size of the GCD memory space map directly from the CPU's > information registers rather than from the PcdPrePiCpuMemorySize PCD, > which will be removed. > > Contributed-under: TianoCore Contribution Agreement 1.1 > Signed-off-by: Ard Biesheuvel > --- > ArmPkg/Drivers/CpuPei/CpuPei.inf | 1 - > ArmPkg/Drivers/CpuPei/CpuPei.c | 2 +- > 2 files changed, 1 insertion(+), 2 deletions(-) > > diff --git a/ArmPkg/Drivers/CpuPei/CpuPei.inf b/ArmPkg/Drivers/CpuPei/CpuPei.inf > index eafccd600983..dcea012fd8f9 100644 > --- a/ArmPkg/Drivers/CpuPei/CpuPei.inf > +++ b/ArmPkg/Drivers/CpuPei/CpuPei.inf > @@ -50,7 +50,6 @@ [Guids] > gArmMpCoreInfoGuid > > [FixedPcd] > - gEmbeddedTokenSpaceGuid.PcdPrePiCpuMemorySize > gEmbeddedTokenSpaceGuid.PcdPrePiCpuIoSize > > [Depex] > diff --git a/ArmPkg/Drivers/CpuPei/CpuPei.c b/ArmPkg/Drivers/CpuPei/CpuPei.c > index d54f42acfcc8..e63519ff6481 100644 > --- a/ArmPkg/Drivers/CpuPei/CpuPei.c > +++ b/ArmPkg/Drivers/CpuPei/CpuPei.c > @@ -73,7 +73,7 @@ InitializeCpuPeim ( > ArmEnableBranchPrediction (); > > // Publish the CPU memory and io spaces sizes > - BuildCpuHob (PcdGet8 (PcdPrePiCpuMemorySize), PcdGet8 (PcdPrePiCpuIoSize)); > + BuildCpuHob (ArmGetPhysicalAddressBits (), PcdGet8 (PcdPrePiCpuIoSize)); > > // Only MP Core platform need to produce gArmMpCoreInfoPpiGuid > Status = PeiServicesLocatePpi (&gArmMpCoreInfoPpiGuid, 0, NULL, (VOID**)&ArmMpCoreInfoPpi); > Reviewed-by: Laszlo Ersek