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[81.2.115.148]) by smtp.gmail.com with ESMTPSA id z124sm7335100wmg.20.2020.05.21.12.16.16 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 21 May 2020 12:16:17 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:subject:date:message-id:in-reply-to:references:mime-version :content-transfer-encoding; bh=CcIe3RQsnYbg8g+NInxK1LG4Wd7si9pCUTbnuZRw2Kg=; b=ve643H7V7zDSjRdar8kSOyH7SUt/JzrJN8nfsYVm8H5yIsVCL7xC4jeog31S2bRNqb jBqdMT4qlJ4VY9rga7RP/NTyRTjGwwKGuZ9wQ9w3KzDwKc6ctsF+6rvn4AHrn8EJTcVh 2zXq7DUt3MrgsYMmBdzbcF5htSo9R6s+E56Gx1oRA9GHAMwByqIZSs1TVP8E7nJLP3Sy mRA2nuXxqzd66JtPewzMpuDqcM4UyxS0SZ0idB++7nKDx3qEk4j3hGGzxcg3fqc6jQsl BU48clPzL301O889DYV+DPWvD7eN9+WjuZXZyqNuyTM7F0gQUrVke+6jtUeFqk3EBNvp GO7g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=CcIe3RQsnYbg8g+NInxK1LG4Wd7si9pCUTbnuZRw2Kg=; b=f8MP36Uy38APvAu7jba8fd6ya46LliHjWhBn4ktNMxbVmzif3zV8Lz2oHOoGo4fyGl vaiQnoQNQJYGJnsJxFi6Qj41oua5j0w972MYdvlWfkJ7uitoX9hl8N01gut8xunO9Ihh wsikk875ABkOiYWGxbmidDKttxPPrNFgBatiEd46iMVNAWn/FLdAYw3eN2Q0gEywAZEL hLEK7csZt4fBYt93yFKL6cKXSHx2Rtrh6yFUyZf4GTvpgaAKL7cL5iKodNgKKwXUz4n7 rRnyO+200nvju0wA8ebAXEccsz1adNfYcVSr721nmzSUtDtBo1PEfqMIBuVjccVbaVtm 9jnw== X-Gm-Message-State: AOAM533WsJhs6nNcjQubBh4+P4qcAfoC4n/dWopzrh+ZdaR/QvIZ1g09 tJSOHJeJss9ydDDAzWA9M3odmfnodWkMwA== X-Google-Smtp-Source: ABdhPJyOxlZbKJ6UhIi86q3LQVZK4qrt0A5FPf7UIhAUWbxjA3JWATjUcfzzbN/8ZEII85FRw94GSg== X-Received: by 2002:adf:f601:: with SMTP id t1mr87334wrp.207.1590088578531; Thu, 21 May 2020 12:16:18 -0700 (PDT) From: Peter Maydell To: qemu-devel@nongnu.org Subject: [PULL 04/29] docs/system: Document Arm Versatile Express boards Date: Thu, 21 May 2020 20:15:45 +0100 Message-Id: <20200521191610.10941-5-peter.maydell@linaro.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20200521191610.10941-1-peter.maydell@linaro.org> References: <20200521191610.10941-1-peter.maydell@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable 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=2a00:1450:4864:20::443; envelope-from=peter.maydell@linaro.org; helo=mail-wr1-x443.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: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: pass (identity @linaro.org) Provide a minimal documentation of the Versatile Express boards (vexpress-a9, vexpress-a15). Signed-off-by: Peter Maydell Reviewed-by: Philippe Mathieu-Daud=C3=A9 Reviewed-by: Edgar E. Iglesias Reviewed-by: Alex Benn=C3=A9e Message-id: 20200507151819.28444-4-peter.maydell@linaro.org --- 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. diff --git a/docs/system/target-arm.rst b/docs/system/target-arm.rst index d459efb3d20..1c759aa1a08 100644 --- a/docs/system/target-arm.rst +++ b/docs/system/target-arm.rst @@ -78,6 +78,7 @@ undocumented; you can get a complete list by running arm/integratorcp arm/realview arm/versatile + arm/vexpress arm/musicpal arm/nseries arm/orangepi diff --git a/MAINTAINERS b/MAINTAINERS index 1e006c98fab..6a9280c1b03 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -828,6 +828,7 @@ M: Peter Maydell L: qemu-arm@nongnu.org S: Maintained F: hw/arm/vexpress.c +F: docs/system/arm/vexpress.rst =20 Versatile PB M: Peter Maydell --=20 2.20.1