From patchwork Wed Nov 4 16:52:54 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?Alex_Benn=C3=A9e?= X-Patchwork-Id: 11881651 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 8729B14B4 for ; Wed, 4 Nov 2020 16:53:45 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 1BE09206FA for ; Wed, 4 Nov 2020 16:53:44 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="d/D2Dj3V" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 1BE09206FA Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linaro.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Received: from localhost ([::1]:55102 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1kaM2a-0004mB-1z for patchwork-qemu-devel@patchwork.kernel.org; Wed, 04 Nov 2020 11:53:44 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]:53654) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kaM22-0003wN-G5 for qemu-devel@nongnu.org; Wed, 04 Nov 2020 11:53:10 -0500 Received: from mail-wm1-x32a.google.com ([2a00:1450:4864:20::32a]:35093) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1kaM20-0003hA-1u for qemu-devel@nongnu.org; Wed, 04 Nov 2020 11:53:10 -0500 Received: by mail-wm1-x32a.google.com with SMTP id h22so2996553wmb.0 for ; Wed, 04 Nov 2020 08:53:07 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=e7hx2epu6TkDikGX2gTL44YNju92C6OybaHDlJuBm2o=; b=d/D2Dj3VWnk9U5kRCA3MaUZxxxKqDpxvB9w6h0+MMXwGgLKP0lu8TKVPtG04ljbHuP emGyciwaOUiJ+TA4v0w6ez2x6v/5jGG0bEmdUFTVIdxtX74ZUaqDUCHXWSaCdASgGDv6 YwYdr8/hXVHXcOetVFgurRIQVQfK8TmPJye19bIcClZ+YdKOcVYc7fUb7DXWlDBTBvXR 7N9MQNSaj7XL8a6odLKZaYuUZhdljK1OOT/6eMfF/IBYWFt0GjWlHArkqCgXxWOXcImX 5fNUdUFkk+w7y4imGNYgk+dhtNGRRG6hbAZ0JeuOeQoa0ayhu9lzNCejSga8npPxK8hF pgDw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=e7hx2epu6TkDikGX2gTL44YNju92C6OybaHDlJuBm2o=; b=n2UvuK63YyzBFXdDkm/curS29aOaA/lbUCf+KxfN8keyoKxRPYOW3P8QuABK4YHvrY r8NDmAKh+yz5vBVbKvU4z0cwKb5ict4rQlzk2HlfZ0RJAiCgegX3AfJ2ohKwg79eppOR 6850YiCMVs0pHcNjPRXHxeJJAIZ0cQshueRPMpC3r2wp23tf2/rPKBqnWShgpHGJ2m8O cEZilbF8QX9ANmnAc4GIGy3/+sW82rmvLurTfWqMqr3WdKySNIYhTFkiJdz2NuNVvfXR TG+5Qvw1jtUOpJZfG4S6cqVL/1DskSCaYjKx1J+KrpwORpuzQJpQdftELI+bLIC9udk4 3i1A== X-Gm-Message-State: AOAM533q/MFw4e5IQzN4hnIiMkphhY8W+Ww8BiBKjNq7FbX/2PgLo+gL 8zbzGWKQr2KnJjWVL89f+aMDjg== X-Google-Smtp-Source: ABdhPJzSu/C/rdOgwkODsAyKxiC/EWRDRVwn9VH2QOq54S5Vx1/InP+0hbju4vNTGtnnDK8P/TOvUg== X-Received: by 2002:a1c:3c44:: with SMTP id j65mr5838805wma.13.1604508786628; Wed, 04 Nov 2020 08:53:06 -0800 (PST) Received: from zen.linaroharston ([51.148.130.216]) by smtp.gmail.com with ESMTPSA id u3sm3509429wro.33.2020.11.04.08.53.04 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 04 Nov 2020 08:53:05 -0800 (PST) Received: from zen.lan (localhost [127.0.0.1]) by zen.linaroharston (Postfix) with ESMTP id 600761FF7E; Wed, 4 Nov 2020 16:53:04 +0000 (GMT) From: =?utf-8?q?Alex_Benn=C3=A9e?= To: qemu-devel@nongnu.org Subject: [PATCH v2] docs: add some notes on the sbsa-ref machine Date: Wed, 4 Nov 2020 16:52:54 +0000 Message-Id: <20201104165254.24822-1-alex.bennee@linaro.org> X-Mailer: git-send-email 2.20.1 MIME-Version: 1.0 Received-SPF: pass client-ip=2a00:1450:4864:20::32a; envelope-from=alex.bennee@linaro.org; helo=mail-wm1-x32a.google.com X-detected-operating-system: by eggs.gnu.org: No matching host in p0f cache. That's all we know. X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, WEIRD_QUOTING=0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Graeme Gregory , Peter Maydell , Shashi Mallela , "open list:ARM TCG CPUs" , Leif Lindholm , =?utf-8?q?Alex_Benn=C3=A9e?= Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" We should at least document what this machine is about. Reviewed-by: Graeme Gregory Cc: Leif Lindholm Cc: Shashi Mallela Signed-off-by: Alex Bennée --- v2 - reworded command line bit as per Leif - s/cortex-a57 cpus/AArch64 CPUs/ - dropped the trailing .'s --- docs/system/arm/sbsa.rst | 32 ++++++++++++++++++++++++++++++++ docs/system/target-arm.rst | 1 + 2 files changed, 33 insertions(+) create mode 100644 docs/system/arm/sbsa.rst diff --git a/docs/system/arm/sbsa.rst b/docs/system/arm/sbsa.rst new file mode 100644 index 0000000000..b8ecfdb62f --- /dev/null +++ b/docs/system/arm/sbsa.rst @@ -0,0 +1,32 @@ +Arm Server Base System Architecture Reference board (``sbsa-ref``) +================================================================== + +While the `virt` board is a generic board platform that doesn't match +any real hardware the `sbsa-ref` board intends to look like real +hardware. The `Server Base System Architecture +` defines a +minimum base line of hardware support and importantly how the firmware +reports that to any operating system. It is a static system that +reports a very minimal DT to the firmware for non-discoverable +information about components affected by the qemu command line (i.e. +cpus and memory). As a result it must have a firmware specifically +built to expect a certain hardware layout (as you would in a real +machine). + +It is intended to be a machine for developing firmware and testing +standards compliance with operating systems. + +Supported devices +""""""""""""""""" + +The sbsa-ref board supports: + + - A configurable number of AArch64 CPUs + - GIC version 3 + - System bus AHCI controller + - System bus EHCI controller + - CDROM and hard disc on AHCI bus + - E1000E ethernet card on PCIe bus + - VGA display adaptor on PCIe bus + - A generic SBSA watchdog device + diff --git a/docs/system/target-arm.rst b/docs/system/target-arm.rst index fdcf25c237..9636f3fd00 100644 --- a/docs/system/target-arm.rst +++ b/docs/system/target-arm.rst @@ -79,6 +79,7 @@ undocumented; you can get a complete list by running arm/mps2 arm/musca arm/realview + arm/sbsa-ref arm/versatile arm/vexpress arm/aspeed