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Wed, 4 Mar 2020 22:31:10 +0000 X-Received: from ubuntu.localdomain (24.147.160.127) by SN4PR0501CA0038.namprd05.prod.outlook.com (2603:10b6:803:41::15) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.2814.5 via Frontend Transport; Wed, 4 Mar 2020 22:31:09 +0000 From: "Andrei Warkentin via Groups.Io" To: "devel@edk2.groups.io" CC: "ard.biesheuvel@linaro.org" , "leif@nuviainc.com" , "pete@akeo.ie" , "philmd@redhat.com" Subject: [edk2-devel] [edk2-platforms][PATCH 1/2] Platform/RaspberryPi/Drivers/ConfigDxe: fix bug in 3GB RAM logic Thread-Topic: [edk2-platforms][PATCH 1/2] Platform/RaspberryPi/Drivers/ConfigDxe: fix bug in 3GB RAM logic Thread-Index: AQHV8nSai8oMc5wa1kam8QjhvGajqw== Date: Wed, 4 Mar 2020 22:31:10 +0000 Message-ID: <20200304223056.116868-2-awarkentin@vmware.com> References: <20200304223056.116868-1-awarkentin@vmware.com> In-Reply-To: <20200304223056.116868-1-awarkentin@vmware.com> Accept-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [24.147.160.127] x-clientproxiedby: SN4PR0501CA0038.namprd05.prod.outlook.com (2603:10b6:803:41::15) To BN6PR05MB3411.namprd05.prod.outlook.com (2603:10b6:405:43::23) x-ms-exchange-messagesentrepresentingtype: 1 x-ms-publictraffictype: Email x-ms-office365-filtering-correlation-id: 0de6a5f5-9c6e-4393-fe77-08d7c08bbcfd x-ms-traffictypediagnostic: BN6PR05MB3316: x-microsoft-antispam-prvs: x-ms-oob-tlc-oobclassifiers: OLM:2958; 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contact devel+owner@edk2.groups.io Reply-To: devel@edk2.groups.io,awarkentin@vmware.com X-Gm-Message-State: ETRVccCb4v5R6Q7Igo9V7UzVx1787277AA= Content-Language: en-US Content-Transfer-Encoding: quoted-printable DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=groups.io; q=dns/txt; s=20140610; t=1583361073; bh=hvFD8r0L5aA4GgS76Tvm5vW/Hm9PqsWDPhZr1LBrV6g=; h=CC:Content-Type:Date:From:Reply-To:Subject:To; b=T71DcDoFOk5U0iV41Rxw1vRXgLF/YdH42rIunGaNvpz+CfCfrOkPfq/J7p3i1LeRmJj iwnWaDl4T9X6xsTRr5gGBuA4HPOiPXXb4J95W7JscZQGzS3Wb918HOv1iFtk5FUqZTEtU RODRSQcbd+DCPV3sYhPK/mARr3P2a1U+9gw= X-ZohoMail-DKIM: pass (identity @groups.io) Content-Type: text/plain; charset="utf-8" The original change*** used positive logic (PcdPi4GBEnabled), while the upstreamed change uses negative logic (PcdRamLimitTo3GB), which requires an additional condition, or it blows up on 1GiB and 2GiB boards. Tested on 2GB and 4GB boards (with limiting and without) *** https://github.com/pftf/edk2-platforms/\ commit/968451beb7c9302517098abf72f7e42b57a0e024 Signed-off-by: Andrei Warkentin Reviewed-by: Pete Batard Reviewed-by: Philippe Mathieu-Daude --- Platform/RaspberryPi/Drivers/ConfigDxe/ConfigDxe.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/Platform/RaspberryPi/Drivers/ConfigDxe/ConfigDxe.c b/Platform/= RaspberryPi/Drivers/ConfigDxe/ConfigDxe.c index ccac8daa..5fca3c7a 100644 --- a/Platform/RaspberryPi/Drivers/ConfigDxe/ConfigDxe.c +++ b/Platform/RaspberryPi/Drivers/ConfigDxe/ConfigDxe.c @@ -288,7 +288,8 @@ ApplyVariables ( DEBUG ((DEBUG_INFO, "Current CPU speed is %uHz\n", Rate)); } =20 - if (mModelFamily >=3D 4 && PcdGet32 (PcdRamLimitTo3GB) =3D=3D 0) { + if (mModelFamily >=3D 4 && PcdGet32 (PcdRamMoreThan3GB) && + PcdGet32 (PcdRamLimitTo3GB) =3D=3D 0) { /* * Similar to how we compute the > 3 GB RAM segment's size in Platform= Lib/ * RaspberryPiMem.c, with some overlap protection for the Bcm2xxx regi= ster --=20 2.17.1 -=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D- Groups.io Links: You receive all messages sent to this group. View/Reply Online (#55459): https://edk2.groups.io/g/devel/message/55459 Mute This Topic: https://groups.io/mt/71737117/1787277 Group Owner: devel+owner@edk2.groups.io Unsubscribe: https://edk2.groups.io/g/devel/unsub [importer@patchew.org] -=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D- From nobody Wed May 8 16:46:23 2024 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of groups.io designates 66.175.222.12 as permitted sender) smtp.mailfrom=bounce+27952+55460+1787277+3901457@groups.io; arc=fail (BodyHash is different from the expected one) Received: from web01.groups.io (web01.groups.io [66.175.222.12]) by mx.zohomail.com with SMTPS id 1583361073905919.8177122823466; Wed, 4 Mar 2020 14:31:13 -0800 (PST) Return-Path: X-Received: by 127.0.0.2 with SMTP id c9UcYY1788612xhJ2YV0obeB; Wed, 04 Mar 2020 14:31:13 -0800 X-Received: from NAM10-MW2-obe.outbound.protection.outlook.com (NAM10-MW2-obe.outbound.protection.outlook.com []) by mx.groups.io with SMTP id smtpd.web09.46.1583361072530522744 for ; 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contact devel+owner@edk2.groups.io Reply-To: devel@edk2.groups.io,awarkentin@vmware.com X-Gm-Message-State: gacOwEWcYvWBrbgaVRTYFkkGx1787277AA= Content-Language: en-US Content-Transfer-Encoding: quoted-printable DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=groups.io; q=dns/txt; s=20140610; t=1583361073; bh=bbjX+XEwgjsLWhxu2AtbapiQle1ZVTjZQXcn+NhSgtA=; h=CC:Content-Type:Date:From:Reply-To:Subject:To; b=lMXzfJyq6OyxVMBRAWNzxa7uYX/oPgNteZMlr4ATw0EUwo/1CaNwOCHxu+G0QwmbOC4 KKh6VQSc2xodOgmdkA8O1gyzcuFUt+mhDRayFyD3r+rKVPrJVkUsk5GDfnuUVvzFByoXv kn763lI8cr2qnKdMlOe6VCEdDFwQsYjU3o4= X-ZohoMail-DKIM: pass (identity @groups.io) Content-Type: text/plain; charset="utf-8" Right now there was no way to tell you're booting with RAM limited to 3GB, since the setup front page still listed 4096 MB. Fix this by honoring PcdRamLimitTo3GB in PlatformSmbiosDxe. Tested on 2GB and 4GB boards (with limiting and without) Signed-off-by: Andrei Warkentin Reviewed-by: Pete Batard --- Platform/RaspberryPi/Drivers/PlatformSmbiosDxe/PlatformSmbiosDxe.c | 7 += +++++- Platform/RaspberryPi/Drivers/PlatformSmbiosDxe/PlatformSmbiosDxe.inf | 2 ++ 2 files changed, 8 insertions(+), 1 deletion(-) diff --git a/Platform/RaspberryPi/Drivers/PlatformSmbiosDxe/PlatformSmbiosD= xe.c b/Platform/RaspberryPi/Drivers/PlatformSmbiosDxe/PlatformSmbiosDxe.c index 5585cb84..3351fea2 100644 --- a/Platform/RaspberryPi/Drivers/PlatformSmbiosDxe/PlatformSmbiosDxe.c +++ b/Platform/RaspberryPi/Drivers/PlatformSmbiosDxe/PlatformSmbiosDxe.c @@ -882,7 +882,12 @@ MemArrMapInfoUpdateSmbiosType19 ( if (Status !=3D EFI_SUCCESS) { DEBUG ((DEBUG_WARN, "Couldn't get the board memory size - defaulting t= o 256 MB: %r\n", Status)); } else { - mMemArrMapInfoType19.EndingAddress =3D InstalledMB * 1024; + if (PcdGet32 (PcdRamMoreThan3GB) && PcdGet32 (PcdRamLimitTo3GB)) { + ASSERT (InstalledMB > 3 * 1024); + mMemArrMapInfoType19.EndingAddress =3D 3 * 1024 * 1024; + } else { + mMemArrMapInfoType19.EndingAddress =3D InstalledMB * 1024; + } } mMemArrMapInfoType19.EndingAddress -=3D 1; =20 diff --git a/Platform/RaspberryPi/Drivers/PlatformSmbiosDxe/PlatformSmbiosD= xe.inf b/Platform/RaspberryPi/Drivers/PlatformSmbiosDxe/PlatformSmbiosDxe.i= nf index 9554c2e9..1ed6338c 100644 --- a/Platform/RaspberryPi/Drivers/PlatformSmbiosDxe/PlatformSmbiosDxe.inf +++ b/Platform/RaspberryPi/Drivers/PlatformSmbiosDxe/PlatformSmbiosDxe.inf @@ -52,3 +52,5 @@ gArmTokenSpaceGuid.PcdSystemMemorySize gEfiMdeModulePkgTokenSpaceGuid.PcdFirmwareVendor gEfiMdeModulePkgTokenSpaceGuid.PcdFirmwareVersionString + gRaspberryPiTokenSpaceGuid.PcdRamMoreThan3GB + gRaspberryPiTokenSpaceGuid.PcdRamLimitTo3GB --=20 2.17.1 -=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D- Groups.io Links: You receive all messages sent to this group. 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