From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.5 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id A6008C433E0 for ; Fri, 15 May 2020 09:55:06 +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 724DC20709 for ; Fri, 15 May 2020 09:55:06 +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="q9P1zagY" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 724DC20709 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+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:54246 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jZX3Z-0007mK-Jt for qemu-devel@archiver.kernel.org; Fri, 15 May 2020 05:55:05 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:40294) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jZX2o-0006mE-2e for qemu-devel@nongnu.org; Fri, 15 May 2020 05:54:18 -0400 Received: from mail-wm1-x341.google.com ([2a00:1450:4864:20::341]:51449) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1jZX2m-0004gD-9a for qemu-devel@nongnu.org; Fri, 15 May 2020 05:54:17 -0400 Received: by mail-wm1-x341.google.com with SMTP id f134so1679289wmf.1 for ; Fri, 15 May 2020 02:54:15 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=references:user-agent:from:to:cc:subject:in-reply-to:date :message-id:mime-version:content-transfer-encoding; bh=B6Sv+HOYx+Qldwi32HxA1lDrwuJY4msW58ZS4Yf2LYQ=; b=q9P1zagY8XCiwbE9DyB70yy3rcj1PNistxCs2BJkiOpKwLXCljb+f/s4ATHwIhpD6F SvOFI2+gyF6dlUDHFrrWPhmIYXbQvpSPKoKSrkeo57ceinIipYrKBHtHRdAUo+7aG0cO Znjp3KfpZqU+fH0INOz6LPLMZPAYmw6DzUOEkbMgtFIouqKlowWw0jdEs4ZWUjXxwXMt CsuLwg0qu9CYMZP5BsAn0+pAZ4DRCo0YFbDGG6Y1La2MP7wv6OHMxeo4Kdka58RIUsYl uUKM2i63vB1/zvWeKG5blXRPHA2Bf3C+9dIEICzvzCSZMfW1CmmdVBxhbOTy19C1Yvz5 UGGg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:references:user-agent:from:to:cc:subject :in-reply-to:date:message-id:mime-version:content-transfer-encoding; bh=B6Sv+HOYx+Qldwi32HxA1lDrwuJY4msW58ZS4Yf2LYQ=; b=VkLr+KYFJ7Xd9J10nvl9aNLpZyJg2VJdWDwfIwJvqRtaGSgCqLvC9EBOd3B+BOC/xs xpAoYKugPTwlk/SGccuBqmX4Ks8T4wK23q8QiM2Xrdo+yMjd7bnkcL5Kqnd1vE2apkvu wjI8Sbcwbaj97GRsSIesbf4GLKTUyce4P32leiC2xCvyMV7eu/tc6sYPUY6Vd899dcrm vW7GM/556SHzet71iBr1x52OSnphuRfWl8XszhxjWTIdYc2vMaUI6JQYbRzskRWhjlNN FSlrQ/a4GJoxqFSSjP2VEp5zAmDqaCtL3F2oc4H7jJ8EaV576G0L1IF9yygJWj2iE6MT sEWw== X-Gm-Message-State: AOAM530I8fCsPPZVxG6j+gZwoxDOcAIJUkaaGRFrgnAWY/xwC5mCmt+8 LV8n5bBVwJqNard9xK9xDMGpgA== X-Google-Smtp-Source: ABdhPJztqZjGEFW9LSIX249wN82zuCyrTIcOenEmMNpTcgSRZDEDYkv4NYD4+JuDDTtOue/fy5imPg== X-Received: by 2002:a1c:ed04:: with SMTP id l4mr3196127wmh.93.1589536454445; Fri, 15 May 2020 02:54:14 -0700 (PDT) Received: from zen.linaroharston ([51.148.130.216]) by smtp.gmail.com with ESMTPSA id g10sm2704455wrx.4.2020.05.15.02.54.12 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 15 May 2020 02:54:12 -0700 (PDT) Received: from zen (localhost [127.0.0.1]) by zen.linaroharston (Postfix) with ESMTP id 1EDE31FF7E; Fri, 15 May 2020 10:54:12 +0100 (BST) References: <20200507151819.28444-1-peter.maydell@linaro.org> <20200507151819.28444-4-peter.maydell@linaro.org> User-agent: mu4e 1.4.5; emacs 28.0.50 From: Alex =?utf-8?Q?Benn=C3=A9e?= To: Peter Maydell Subject: Re: [PATCH 3/5] docs/system: Document Arm Versatile Express boards In-reply-to: <20200507151819.28444-4-peter.maydell@linaro.org> Date: Fri, 15 May 2020 10:54:12 +0100 Message-ID: <87k11dcym3.fsf@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Received-SPF: pass client-ip=2a00:1450:4864:20::341; envelope-from=alex.bennee@linaro.org; helo=mail-wm1-x341.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_PASS=-0.001, URIBL_BLOCKED=0.001 autolearn=_AUTOLEARN 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: qemu-arm@nongnu.org, qemu-devel@nongnu.org Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Peter Maydell writes: > Provide a minimal documentation of the Versatile Express boards > (vexpress-a9, vexpress-a15). > > Signed-off-by: Peter Maydell > --- > docs/system/arm/vexpress.rst | 60 ++++++++++++++++++++++++++++++++++++ > docs/system/target-arm.rst | 1 + > MAINTAINERS | 1 + > 3 files changed, 62 insertions(+) > create mode 100644 docs/system/arm/vexpress.rst > > diff --git a/docs/system/arm/vexpress.rst b/docs/system/arm/vexpress.rst > new file mode 100644 > index 00000000000..7f1bcbef078 > --- /dev/null > +++ b/docs/system/arm/vexpress.rst > @@ -0,0 +1,60 @@ > +Arm Versatile Express boards (``vexpress-a9``, ``vexpress-a15``) > +=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D > + > +QEMU models two variants of the Arm Versatile Express development > +board family: > + > +- ``vexpress-a9`` models the combination of the Versatile Express > + motherboard and the CoreTile Express A9x4 daughterboard > +- ``vexpress-a15`` models the combination of the Versatile Express > + motherboard and the CoreTile Express A15x2 daughterboard > + > +Note that as this hardware does not have PCI, IDE or SCSI, > +the only available storage option is emulated SD card. > + > +Implemented devices: > + > +- PL041 audio > +- PL181 SD controller > +- PL050 keyboard and mouse > +- PL011 UARTs > +- SP804 timers > +- I2C controller > +- PL031 RTC > +- PL111 LCD display controller > +- Flash memory > +- LAN9118 ethernet > + > +Unimplemented devices: > + > +- SP810 system control block > +- PCI-express > +- USB controller (Philips ISP1761) > +- Local DAP ROM > +- CoreSight interfaces > +- PL301 AXI interconnect > +- SCC > +- System counter > +- HDLCD controller (``vexpress-a15``) > +- SP805 watchdog > +- PL341 dynamic memory controller > +- DMA330 DMA controller > +- PL354 static memory controller > +- BP147 TrustZone Protection Controller > +- TrustZone Address Space Controller > + > +Other differences between the hardware and the QEMU model: > + > +- QEMU will default to creating one CPU unless you pass a different > + ``-smp`` argument > +- QEMU allows the amount of RAM provided to be specified with the > + ``-m`` argument > +- QEMU defaults to providing a CPU which does not provide either > + TrustZone or the Virtualization Extensions: if you want these you > + must enable them with ``-machine secure=3Don`` and ``-machine > + virtualization=3Don`` > +- QEMU provides 4 virtio-mmio virtio transports; these start at > + address ``0x10013000`` for ``vexpress-a9`` and at ``0x1c130000`` for > + ``vexpress-a15``, and have IRQs from 40 upwards. If a dtb is > + provided on the command line then QEMU will edit it to include > + suitable entries describing these transports for the guest. TIL ;-) Reviewed-by: Alex Benn=C3=A9e --=20 Alex Benn=C3=A9e