From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail02.groups.io (mail02.groups.io [66.175.222.108]) by spool.mail.gandi.net (Postfix) with ESMTPS id 75816740035 for ; Tue, 16 Jan 2024 07:11:52 +0000 (UTC) DKIM-Signature: a=rsa-sha256; bh=jMHl8aW1lH7tXc/dsMlKkYeJr4SEYHV1R11jj0rW6zk=; c=relaxed/simple; d=groups.io; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version:Precedence:List-Subscribe:List-Help:Sender:List-Id:Mailing-List:Delivered-To:Reply-To:List-Unsubscribe-Post:List-Unsubscribe:Content-Transfer-Encoding; s=20140610; t=1705389111; v=1; b=mdZ85x7D71XciBl7AKVBD46p2nm2p8fRWX7QBLKI6hwsNvktrUsnT9bv03Pmg5FLyK+fb0zx yvJ0T3OLwpVoq2e1sS+A5Wz4mhgHY167nedLB5J5FvOo+oTwGbIRCw6EHkdOB9O5z4PCepKU+gy /ypLIJu8u25D1ZK8vPynSge0= X-Received: by 127.0.0.2 with SMTP id oNgyYY7687511x4ifqRAGDyG; Mon, 15 Jan 2024 23:11:51 -0800 X-Received: from muminek.juszkiewicz.com.pl (muminek.juszkiewicz.com.pl [213.251.184.221]) by mx.groups.io with SMTP id smtpd.web11.82851.1705331510263096400 for ; Mon, 15 Jan 2024 07:11:50 -0800 X-Received: from localhost (localhost [127.0.0.1]) by muminek.juszkiewicz.com.pl (Postfix) with ESMTP id 934B3260A73; Mon, 15 Jan 2024 16:11:47 +0100 (CET) X-Virus-Scanned: Debian amavis at juszkiewicz.com.pl X-Received: from muminek.juszkiewicz.com.pl ([127.0.0.1]) by localhost (muminek.juszkiewicz.com.pl [127.0.0.1]) (amavis, port 10024) with ESMTP id o6J16uN2p7_6; Mon, 15 Jan 2024 16:11:45 +0100 (CET) X-Received: from applejack.lan (83.11.14.94.ipv4.supernova.orange.pl [83.11.14.94]) by muminek.juszkiewicz.com.pl (Postfix) with ESMTPSA id DC99926029B; Mon, 15 Jan 2024 16:11:44 +0100 (CET) From: "Marcin Juszkiewicz" To: devel@edk2.groups.io Cc: Leif Lindholm , Ard Biesheuvel , Graeme Gregory , Marcin Juszkiewicz Subject: [edk2-devel] [PATCH edk2-platforms 0/1] get rid of DeviceTree from SbsaQemu Date: Mon, 15 Jan 2024 16:11:39 +0100 Message-ID: <20240115151140.1476758-1-marcin.juszkiewicz@linaro.org> MIME-Version: 1.0 Precedence: Bulk List-Subscribe: List-Help: Sender: devel@edk2.groups.io List-Id: Mailing-List: list devel@edk2.groups.io; contact devel+owner@edk2.groups.io Reply-To: devel@edk2.groups.io,marcin.juszkiewicz@linaro.org List-Unsubscribe-Post: List-Unsubscribe=One-Click List-Unsubscribe: X-Gm-Message-State: F36k7Itjv0cUgGM5ObEJpx5mx7686176AA= Content-Transfer-Encoding: quoted-printable X-GND-Status: LEGIT Authentication-Results: spool.mail.gandi.net; dkim=pass header.d=groups.io header.s=20140610 header.b=mdZ85x7D; dmarc=fail reason="SPF not aligned (relaxed), DKIM not aligned (relaxed)" header.from=linaro.org (policy=none); spf=pass (spool.mail.gandi.net: domain of bounce@groups.io designates 66.175.222.108 as permitted sender) smtp.mailfrom=bounce@groups.io We want to stop parsing DeviceTree to gather hardware information. Instead we ask TF-A for those details using SMC calls. On real hardware platform it could be asking on-board Embedded Controller. If TF-A answer to SMC call would be not success then we assume that it is old version and go back to parsing DeviceTree data directly. Just now it is present in one place together with new code for handling SMC stuff. TF-A part: https://review.trustedfirmware.org/c/TF-A/trusted-firmware-a/+= /25707 Marcin Juszkiewicz (1): SbsaQemu: get cpu information from TF-A Platform/Qemu/SbsaQemu/SbsaQemu.dsc | 4 +- .../Qemu/SbsaQemu/OemMiscLib/OemMiscLib.inf | 6 +- .../SbsaQemuAcpiDxe/SbsaQemuAcpiDxe.inf | 4 +- .../SbsaQemuPlatformDxe.inf | 4 +- .../Library/FdtHelperLib/FdtHelperLib.inf | 33 --- .../Library/SbsaQemuSmc/SbsaQemuSmc.inf | 34 +++ .../Include/IndustryStandard/SbsaQemuSmc.h | 2 + .../SbsaQemu/Include/Library/FdtHelperLib.h | 36 ---- .../SbsaQemu/Include/Library/SbsaQemuSmc.h | 45 ++++ .../Qemu/SbsaQemu/OemMiscLib/OemMiscLib.c | 10 +- .../Drivers/SbsaQemuAcpiDxe/SbsaQemuAcpiDxe.c | 16 +- .../SbsaQemuPlatformDxe/SbsaQemuPlatformDxe.c | 9 +- .../Library/FdtHelperLib/FdtHelperLib.c | 98 --------- .../Library/SbsaQemuSmc/SbsaQemuSmc.c | 204 ++++++++++++++++++ 14 files changed, 308 insertions(+), 197 deletions(-) delete mode 100644 Silicon/Qemu/SbsaQemu/Library/FdtHelperLib/FdtHelperL= ib.inf create mode 100644 Silicon/Qemu/SbsaQemu/Library/SbsaQemuSmc/SbsaQemuSmc= .inf delete mode 100644 Silicon/Qemu/SbsaQemu/Include/Library/FdtHelperLib.h create mode 100644 Silicon/Qemu/SbsaQemu/Include/Library/SbsaQemuSmc.h delete mode 100644 Silicon/Qemu/SbsaQemu/Library/FdtHelperLib/FdtHelperL= ib.c create mode 100644 Silicon/Qemu/SbsaQemu/Library/SbsaQemuSmc/SbsaQemuSmc= .c --=20 2.43.0 -=-=-=-=-=-=-=-=-=-=-=- Groups.io Links: You receive all messages sent to this group. View/Reply Online (#113823): https://edk2.groups.io/g/devel/message/113823 Mute This Topic: https://groups.io/mt/103740602/7686176 Group Owner: devel+owner@edk2.groups.io Unsubscribe: https://edk2.groups.io/g/devel/unsub [rebecca@openfw.io] -=-=-=-=-=-=-=-=-=-=-=-