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[83.57.170.138]) by smtp.gmail.com with ESMTPSA id k14sm29145343wrn.76.2020.07.14.06.58.18 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 14 Jul 2020 06:58:18 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=sender:from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=1zbwVDvuZ7/26jlVLyPOL1ByHC3nT9XTQJpiModFvqA=; b=r4jiROp4BABhc85r21GW9xjQabF7Y8WY25Tqix/Cz42xHWqEOyRf9nqUYYu99t8118 xeUSUqFimHskY2up063/92iSDjrzeTUNiALHlAOgTUaU2C3kaiZkpAR2xSGJ09hkH44J UC2xzjmMz5gRkOu1ow3GzAR3/YlU6TDNCK9tgDz0jZag6mkB6lGH0og76qvTOLVHRci+ qpO2T3SP6lNB+P3e88P+DDtbGaOvknYoMI7bVTdErVoeL5tuebVqktYr/weplW2ctdBi aJZnLgq72jXL4hy3IXI40NTfI5+ySI6Eo2Hvpm5ASi9R5YDZ9jlpk5gtu3l9VqkSVgUl 1+Bg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:sender:from:to:cc:subject:date:message-id :in-reply-to:references:mime-version:content-transfer-encoding; bh=1zbwVDvuZ7/26jlVLyPOL1ByHC3nT9XTQJpiModFvqA=; b=asOLEYGivqZQRS7HSJr4+hr/QRR6XtbvRZiFcoomNJD/vyVXoYzTl5EIbK5PVmCiW8 Bybj3jc3lCk2OXsFvYLNRyWimcLwE1I8LftBZc/a3t6mz1ssQjPKTgoVwfxvdrNpjIp3 qFdy4RNRWKRo1bFOKe695jIRVKRt6iq/kpPyS06eqEXSPmYoy8KWugTxUjmoVvvH8jLO Pqgt7r5xbWX+ooMiKmYm+HI8qh/KoLgzkLPCtkyM66sdMDZgo1n6nwyqr1aRmKOMNGH7 QiZFpvlS5GlEZ57rIsJ+Pbgol7jwCOQVEtIrechEohw3BsJ9oUXSEjsqY4uKiqDQZ0Kl UZEA== X-Gm-Message-State: AOAM533dbt71tNlfmmorrVRBYkMVOrAbfnixXBCwLjV1rhQhc3apuxYt zrSZtp1ikfskPm1zpUJcRVSMYHD0io8= X-Google-Smtp-Source: ABdhPJzj9zOciYtVY4dMT41Tu1FJ0mUYI1Zk5PmqoMM+GcepPDnjMvT38rLMWtLAAQs+6AGxa2cWIg== X-Received: by 2002:a5d:5381:: with SMTP id d1mr5764165wrv.177.1594735099336; Tue, 14 Jul 2020 06:58:19 -0700 (PDT) From: =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= To: qemu-devel@nongnu.org Subject: [PULL 2/9] docs/orangepi: Add instructions for resizing SD image to power of two Date: Tue, 14 Jul 2020 15:58:07 +0200 Message-Id: <20200714135814.19910-3-f4bug@amsat.org> X-Mailer: git-send-email 2.21.3 In-Reply-To: <20200714135814.19910-1-f4bug@amsat.org> References: <20200714135814.19910-1-f4bug@amsat.org> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" 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::444; envelope-from=philippe.mathieu.daude@gmail.com; helo=mail-wr1-x444.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: 0 X-Spam_score: 0.0 X-Spam_bar: / X-Spam_report: (0.0 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FORGED_FROMDOMAIN=1, FREEMAIL_FROM=0.001, HEADER_FROM_DIFFERENT_DOMAINS=1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, URIBL_BLOCKED=0.001 autolearn=no 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: qemu-block@nongnu.org, =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , Prasad J Pandit , Alexander Bulekov , Niek Linnenbank , Alistair Francis Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) From: Niek Linnenbank SD cards need to have a size of a power of two. Update the Orange Pi machine documentation to include instructions for resizing downloaded images using the qemu-img command. Signed-off-by: Niek Linnenbank Reviewed-by: Philippe Mathieu-Daud=C3=A9 Message-Id: <20200712183708.15450-1-nieklinnenbank@gmail.com> Reviewed-by: Alistair Francis Signed-off-by: Philippe Mathieu-Daud=C3=A9 --- docs/system/arm/orangepi.rst | 16 +++++++++++++--- 1 file changed, 13 insertions(+), 3 deletions(-) diff --git a/docs/system/arm/orangepi.rst b/docs/system/arm/orangepi.rst index c41adad488..6f23907fb6 100644 --- a/docs/system/arm/orangepi.rst +++ b/docs/system/arm/orangepi.rst @@ -127,6 +127,16 @@ can be downloaded from: Alternatively, you can also choose to build you own image with buildroot using the orangepi_pc_defconfig. Also see https://buildroot.org for more i= nformation. =20 +When using an image as an SD card, it must be resized to a power of two. T= his can be +done with the qemu-img command. It is recommended to only increase the ima= ge size +instead of shrinking it to a power of two, to avoid loss of data. For exam= ple, +to prepare a downloaded Armbian image, first extract it and then increase +its size to one gigabyte as follows: + +.. code-block:: bash + + $ qemu-img resize Armbian_19.11.3_Orangepipc_bionic_current_5.3.9.img 1G + You can choose to attach the selected image either as an SD card or as USB= mass storage. For example, to boot using the Orange Pi PC Debian image on SD card, simpl= y add the -sd argument and provide the proper root=3D kernel parameter: @@ -213,12 +223,12 @@ Next, unzip the NetBSD image and write the U-Boot bin= ary including SPL using: $ dd if=3D/path/to/u-boot-sunxi-with-spl.bin of=3Darmv7.img bs=3D1024 se= ek=3D8 conv=3Dnotrunc =20 Finally, before starting the machine the SD image must be extended such -that the NetBSD kernel will not conclude the NetBSD partition is larger th= an -the emulated SD card: +that the size of the SD image is a power of two and that the NetBSD kernel +will not conclude the NetBSD partition is larger than the emulated SD card: =20 .. code-block:: bash =20 - $ dd if=3D/dev/zero bs=3D1M count=3D64 >> armv7.img + $ qemu-img resize armv7.img 2G =20 Start the machine using the following command: =20 --=20 2.21.3