From patchwork Wed Mar 19 14:11:58 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Gerd Hoffmann X-Patchwork-Id: 14022635 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 9592BC35FFA for ; Wed, 19 Mar 2025 14:16:02 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1tuuAm-0002UQ-W9; Wed, 19 Mar 2025 10:13:33 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1tuuA9-0001hN-8B for qemu-devel@nongnu.org; Wed, 19 Mar 2025 10:12:55 -0400 Received: from us-smtp-delivery-124.mimecast.com ([170.10.129.124]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1tuu9y-0006l2-V2 for qemu-devel@nongnu.org; Wed, 19 Mar 2025 10:12:50 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1742393539; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=QzhP9OAVsP3Z1Y7/Rdm8Ho3H/XRS32EXq7epwFlF2GU=; b=FL3ulDEwqNuWa17L7SAUb/gwx2AqS/0BS9SH3li/sUJWZGajRX9kmuQpcuRCeCktzjRoCS fcc5k+vCjmQhRMuBYdh6H+KKAztyERlXlFltpgpvkd8nVGmVSePu0ER4gkUC//QWVKFrIO Am/PpmlOsii9O7yOMwg3LHZXY0deRXg= Received: from mx-prod-mc-08.mail-002.prod.us-west-2.aws.redhat.com (ec2-35-165-154-97.us-west-2.compute.amazonaws.com [35.165.154.97]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-577-xbrANIUVNiOUHHec3K9q4Q-1; Wed, 19 Mar 2025 10:12:15 -0400 X-MC-Unique: xbrANIUVNiOUHHec3K9q4Q-1 X-Mimecast-MFC-AGG-ID: xbrANIUVNiOUHHec3K9q4Q_1742393534 Received: from mx-prod-int-04.mail-002.prod.us-west-2.aws.redhat.com (mx-prod-int-04.mail-002.prod.us-west-2.aws.redhat.com [10.30.177.40]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mx-prod-mc-08.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id 37F07180AF57; Wed, 19 Mar 2025 14:12:14 +0000 (UTC) Received: from sirius.home.kraxel.org (unknown [10.45.224.38]) by mx-prod-int-04.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id 85C511955BEE; Wed, 19 Mar 2025 14:12:13 +0000 (UTC) Received: by sirius.home.kraxel.org (Postfix, from userid 1000) id 94A8618003B9; Wed, 19 Mar 2025 15:11:59 +0100 (CET) From: Gerd Hoffmann To: qemu-devel@nongnu.org Cc: Bibo Mao , Kashyap Chamarthy , Paolo Bonzini , Song Gao , Jiaxun Yang , =?utf-8?q?Daniel_P=2E_Berrang=C3=A9?= , Alistair Francis , =?utf-8?q?Philippe_Mathieu-Dau?= =?utf-8?q?d=C3=A9?= , qemu-riscv@nongnu.org, Daniel Henrique Barboza , Liu Zhiwei , Weiwei Li , Gerd Hoffmann , Palmer Dabbelt Subject: [PATCH v3 6/6] docs/firmware: add feature flag for host uefi variable store Date: Wed, 19 Mar 2025 15:11:58 +0100 Message-ID: <20250319141159.1461621-7-kraxel@redhat.com> In-Reply-To: <20250319141159.1461621-1-kraxel@redhat.com> References: <20250319141159.1461621-1-kraxel@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 3.0 on 10.30.177.40 Received-SPF: pass client-ip=170.10.129.124; envelope-from=kraxel@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -23 X-Spam_score: -2.4 X-Spam_bar: -- X-Spam_report: (-2.4 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.337, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H5=0.001, RCVD_IN_MSPIKE_WL=0.001, RCVD_IN_VALIDITY_CERTIFIED_BLOCKED=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Signed-off-by: Gerd Hoffmann Reviewed-by: Daniel P. Berrangé --- docs/interop/firmware.json | 12 +++++++++++- 1 file changed, 11 insertions(+), 1 deletion(-) diff --git a/docs/interop/firmware.json b/docs/interop/firmware.json index 57f55f6c5455..745d21d82232 100644 --- a/docs/interop/firmware.json +++ b/docs/interop/firmware.json @@ -214,13 +214,23 @@ # PL011 UART. @verbose-static is mutually exclusive # with @verbose-dynamic. # +# @host-uefi-vars: The firmware expects the host to provide an uefi +# variable store. qemu supports that via +# "uefi-vars-sysbus" (aarch64, riscv64, loongarch64) +# or "uefi-vars-x64" (x86_64) devices. The firmware +# will not use flash for nvram. When loading the +# firmware into flash the 'stateless' setup should be +# used. It is recommened to load the firmware into +# memory though. +# # Since: 3.0 ## { 'enum' : 'FirmwareFeature', 'data' : [ 'acpi-s3', 'acpi-s4', 'amd-sev', 'amd-sev-es', 'amd-sev-snp', 'intel-tdx', - 'enrolled-keys', 'requires-smm', 'secure-boot', + 'enrolled-keys', 'requires-smm', + 'secure-boot', 'host-uefi-vars', 'verbose-dynamic', 'verbose-static' ] } ##