From nobody Tue Feb 10 18:21:18 2026 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass(p=none dis=none) header.from=redhat.com ARC-Seal: i=1; a=rsa-sha256; t=1671185629; cv=none; d=zohomail.com; s=zohoarc; b=e/66iNjf/Q+eSQCk7bkxoDUvUzqmScpNDfU67SKwxjq6p6922a4M3wOzZjyR2f3zK1GlcVw3pXRAPLpi6uSHJOl3RRA4XWmHtO7dlNe7p30lkjzrJrjWwUJjHhgCfNTKt0+GAK9nclE4ignkr4ixYjH8W/7jqKb1co8/fTtFMls= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1671185629; h=Content-Transfer-Encoding:Cc:Date:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:To; bh=LEl9gsuHlzpldUb2Z6yWcZInakI5OdtYZvcj2nrA2DA=; b=PnYR8wGvXzZb43t1oXEecuaXi5OZeRBnY6Q7nuOIAu2qrFDIVwzNP8fM0H9bS0wgG3pUfLsPeVWiEndD1e0wSL0mkBLrcBg8NHCv4SOKrrpOHcwid/g2V5k/v+inTjy2OqV9ig3mJqnhUH1gSR1uEYzCL/t8K6xdG1ZvvKXQwEE= ARC-Authentication-Results: i=1; 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Fri, 16 Dec 2022 05:12:42 -0500 Received: from mimecast-mx02.redhat.com (mimecast-mx02.redhat.com [66.187.233.88]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-207-U2KxhMZJOx-5eCoonTnJ7w-1; Fri, 16 Dec 2022 05:12:36 -0500 Received: from smtp.corp.redhat.com (int-mx05.intmail.prod.int.rdu2.redhat.com [10.11.54.5]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id 5502E85A588; Fri, 16 Dec 2022 10:12:36 +0000 (UTC) Received: from sirius.home.kraxel.org (unknown [10.39.192.83]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 1489E51EF; Fri, 16 Dec 2022 10:12:36 +0000 (UTC) Received: by sirius.home.kraxel.org (Postfix, from userid 1000) id D9AE81801B2C; Fri, 16 Dec 2022 11:12:34 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1671185560; 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=LEl9gsuHlzpldUb2Z6yWcZInakI5OdtYZvcj2nrA2DA=; b=STGowQOxXxATsdBQF7OcfuyVKv12oBMf63g8xK0MTs1qG2ItRrPnxKyZNH+t+CdVJ24eAq OqQpK4+429s422NVGcD4jnad8iiGVGwzGsCYHPcBUl8+YuW9uF6BSFtCHyK+Xpy9Na2zVX 1USf7FGGGMebHUVTpaDC/uhgZzbi/Y8= X-MC-Unique: U2KxhMZJOx-5eCoonTnJ7w-1 From: Gerd Hoffmann To: qemu-devel@nongnu.org Cc: Kashyap Chamarthy , qemu-arm@nongnu.org, =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , =?UTF-8?q?Daniel=20P=2E=20Berrang=C3=A9?= , Peter Maydell , Gerd Hoffmann Subject: [PATCH 1/2] hw/arm: allow flash images being smaller than the available space Date: Fri, 16 Dec 2022 11:12:33 +0100 Message-Id: <20221216101234.2202009-2-kraxel@redhat.com> In-Reply-To: <20221216101234.2202009-1-kraxel@redhat.com> References: <20221216101234.2202009-1-kraxel@redhat.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Scanned-By: MIMEDefang 3.1 on 10.11.54.5 Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; 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: -27 X-Spam_score: -2.8 X-Spam_bar: -- X-Spam_report: (-2.8 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H2=-0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=unavailable 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+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @redhat.com) X-ZM-MESSAGEID: 1671185630890100003 Content-Type: text/plain; charset="utf-8" Query block device backing flash for size and use that instead of requiring the block device being exactly 64M in size. This allows to use edk2 firmware builds without padding, i.e. use QEMU_EFI.fd (which is /way/ smaller than 64M) as-is. -rw-r--r--. 1 root root 67108864 Dec 12 23:45 QEMU_EFI-pflash.raw -rw-r--r--. 1 root root 2097152 Dec 12 23:45 QEMU_EFI.fd Signed-off-by: Gerd Hoffmann --- hw/arm/virt.c | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/hw/arm/virt.c b/hw/arm/virt.c index b87135085610..c71ae2cd73f7 100644 --- a/hw/arm/virt.c +++ b/hw/arm/virt.c @@ -43,6 +43,7 @@ #include "hw/vfio/vfio-amd-xgbe.h" #include "hw/display/ramfb.h" #include "net/net.h" +#include "sysemu/block-backend.h" #include "sysemu/device_tree.h" #include "sysemu/numa.h" #include "sysemu/runstate.h" @@ -1134,6 +1135,21 @@ static void virt_flash_map1(PFlashCFI01 *flash, MemoryRegion *sysmem) { DeviceState *dev =3D DEVICE(flash); + BlockBackend *blk; + + blk =3D pflash_cfi01_get_blk(flash); + if (blk) { + hwaddr blksize =3D blk_getlength(blk); + + if (blksize =3D=3D 0 || blksize > size || + !QEMU_IS_ALIGNED(size, VIRT_FLASH_SECTOR_SIZE)) { + error_report("system firmware block device %s" + " has invalid size %" PRId64, + blk_name(blk), size); + exit(1); + } + size =3D blksize; + } =20 assert(QEMU_IS_ALIGNED(size, VIRT_FLASH_SECTOR_SIZE)); assert(size / VIRT_FLASH_SECTOR_SIZE <=3D UINT32_MAX); --=20 2.38.1 From nobody Tue Feb 10 18:21:18 2026 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass(p=none dis=none) header.from=redhat.com ARC-Seal: i=1; a=rsa-sha256; t=1671185625; cv=none; d=zohomail.com; s=zohoarc; b=LmEB/DuedtqYtHaMEZeAywPHsCpZxvyJUi8GSUTK32NzSMu/1J7bqWz2zQo925aH+nRm8sV4S/eHZFjqeL+P2rOBvegf+A3Q6uuhYFY+xg91djfRT2OSzSF6a7dg8Jb0g2P2bMYZ6MeZVYwLQqm1QyWUOKn9GMnb8Y26WXbdCxg= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1671185625; h=Content-Transfer-Encoding:Cc:Date:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:To; 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Fri, 16 Dec 2022 11:12:34 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1671185564; 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=30j1/r+lLCiHNMK+QxLSU6zJ0uTEAXQJZLTxiZMLmnU=; b=CopKguvhuzjLOOhCW858N76Kp3PZdOVqyQknZ/JUEn5W0WX8yZzm+szME+sgeeJgVFMLrh 4Uq7RDFspHifk+xj+k+kpQbNbZCVOUbU6l0SORQefKQnb9YRUNX41dXyW9wfOFhbslKeVv e1HoikCYld7hTBnLVvMZRk7a+kFEJlQ= X-MC-Unique: ukVZfKnJNvO97U8vbpp4Zw-1 From: Gerd Hoffmann To: qemu-devel@nongnu.org Cc: Kashyap Chamarthy , qemu-arm@nongnu.org, =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , =?UTF-8?q?Daniel=20P=2E=20Berrang=C3=A9?= , Peter Maydell , Gerd Hoffmann Subject: [PATCH 2/2] docs: add no-padding firmware feature Date: Fri, 16 Dec 2022 11:12:34 +0100 Message-Id: <20221216101234.2202009-3-kraxel@redhat.com> In-Reply-To: <20221216101234.2202009-1-kraxel@redhat.com> References: <20221216101234.2202009-1-kraxel@redhat.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Scanned-By: MIMEDefang 3.1 on 10.11.54.4 Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; 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: -27 X-Spam_score: -2.8 X-Spam_bar: -- X-Spam_report: (-2.8 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H2=-0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=unavailable 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+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @redhat.com) X-ZM-MESSAGEID: 1671185627042100003 Content-Type: text/plain; charset="utf-8" Signed-off-by: Gerd Hoffmann Reviewed-by: Kashyap Chamarthy --- docs/interop/firmware.json | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/docs/interop/firmware.json b/docs/interop/firmware.json index 56814f02b3c0..74f404d745b0 100644 --- a/docs/interop/firmware.json +++ b/docs/interop/firmware.json @@ -191,6 +191,8 @@ # PL011 UART. @verbose-static is mutually exclusive # with @verbose-dynamic. # +# @no-padding: The (arm/aarch64) firmware images are not padded to 64M. +# # Since: 3.0 ## { 'enum' : 'FirmwareFeature', @@ -198,7 +200,8 @@ 'amd-sev', 'amd-sev-es', 'amd-sev-snp', 'intel-tdx', 'enrolled-keys', 'requires-smm', 'secure-boot', - 'verbose-dynamic', 'verbose-static' ] } + 'verbose-dynamic', 'verbose-static', + 'no-padding' ] } =20 ## # @FirmwareFlashFile: --=20 2.38.1