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GET /api/patches/1444237/?format=api
{ "id": 1444237, "url": "http://patchwork.ozlabs.org/api/patches/1444237/?format=api", "web_url": "http://patchwork.ozlabs.org/project/uboot/patch/1614244979-48216-35-git-send-email-bmeng.cn@gmail.com/", "project": { "id": 18, "url": "http://patchwork.ozlabs.org/api/projects/18/?format=api", "name": "U-Boot", "link_name": "uboot", "list_id": "u-boot.lists.denx.de", "list_email": "u-boot@lists.denx.de", "web_url": null, "scm_url": null, "webscm_url": null, "list_archive_url": "", "list_archive_url_format": "", "commit_url_format": "" }, "msgid": "<1614244979-48216-35-git-send-email-bmeng.cn@gmail.com>", "list_archive_url": null, "date": "2021-02-25T09:22:55", "name": "[v3,34/38] ppc: qemu: Delete the temporary FDT virtual-physical mapping after U-Boot is relocated", "commit_ref": "c8f911cb08fcb6216424be5a6904a1ed237c4318", "pull_url": null, "state": "accepted", "archived": false, "hash": "6c59efdc712793630c0a8a4a25d1ef29c72bfa94", "submitter": { "id": 64981, "url": "http://patchwork.ozlabs.org/api/people/64981/?format=api", "name": "Bin Meng", "email": "bmeng.cn@gmail.com" }, "delegate": { "id": 87636, "url": "http://patchwork.ozlabs.org/api/users/87636/?format=api", "username": "priyankajain", "first_name": "Priyanka", "last_name": "Jain", "email": "priyanka.jain@nxp.com" }, "mbox": "http://patchwork.ozlabs.org/project/uboot/patch/1614244979-48216-35-git-send-email-bmeng.cn@gmail.com/mbox/", "series": [ { "id": 230985, "url": "http://patchwork.ozlabs.org/api/series/230985/?format=api", "web_url": "http://patchwork.ozlabs.org/project/uboot/list/?series=230985", "date": "2021-02-25T09:22:22", "name": "ppc: qemu: Convert qemu-ppce500 to driver model and enable additional driver support", "version": 3, "mbox": "http://patchwork.ozlabs.org/series/230985/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/1444237/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/1444237/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<u-boot-bounces@lists.denx.de>", "X-Original-To": "incoming@patchwork.ozlabs.org", "Delivered-To": "patchwork-incoming@bilbo.ozlabs.org", "Authentication-Results": [ "ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=lists.denx.de\n (client-ip=2a01:238:438b:c500:173d:9f52:ddab:ee01; helo=phobos.denx.de;\n envelope-from=u-boot-bounces@lists.denx.de; receiver=<UNKNOWN>)", "ozlabs.org;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=gmail.com header.i=@gmail.com header.a=rsa-sha256\n header.s=20161025 header.b=Bi4rCFb7;\n\tdkim-atps=neutral", "phobos.denx.de;\n dmarc=pass (p=none dis=none) header.from=gmail.com", "phobos.denx.de;\n spf=pass smtp.mailfrom=u-boot-bounces@lists.denx.de", "phobos.denx.de;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=gmail.com header.i=@gmail.com header.b=\"Bi4rCFb7\";\n\tdkim-atps=neutral", "phobos.denx.de;\n dmarc=pass (p=none dis=none) header.from=gmail.com", "phobos.denx.de;\n spf=pass smtp.mailfrom=bmeng.cn@gmail.com" ], "Received": [ "from phobos.denx.de (phobos.denx.de\n [IPv6:2a01:238:438b:c500:173d:9f52:ddab:ee01])\n\t(using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)\n\t key-exchange X25519 server-signature RSA-PSS (4096 bits))\n\t(No client certificate requested)\n\tby ozlabs.org (Postfix) with ESMTPS id 4DmSHZ1mlPz9s1l\n\tfor <incoming@patchwork.ozlabs.org>; Thu, 25 Feb 2021 20:32:26 +1100 (AEDT)", "from h2850616.stratoserver.net (localhost [IPv6:::1])\n\tby phobos.denx.de (Postfix) with ESMTP id E4F66827AA;\n\tThu, 25 Feb 2021 10:31:40 +0100 (CET)", "by phobos.denx.de (Postfix, from userid 109)\n id DDB99812E6; Thu, 25 Feb 2021 10:26:15 +0100 (CET)", "from mail-ed1-x52f.google.com (mail-ed1-x52f.google.com\n [IPv6:2a00:1450:4864:20::52f])\n (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits))\n (No client certificate requested)\n by phobos.denx.de (Postfix) with ESMTPS id B5DFF80505\n for <u-boot@lists.denx.de>; Thu, 25 Feb 2021 10:25:53 +0100 (CET)", "by mail-ed1-x52f.google.com with SMTP id j9so5958835edp.1\n for <u-boot@lists.denx.de>; Thu, 25 Feb 2021 01:25:53 -0800 (PST)", "from pek-vx-bsp2.wrs.com\n (ec2-44-242-66-180.us-west-2.compute.amazonaws.com. [44.242.66.180])\n by smtp.gmail.com with ESMTPSA id k22sm2987368edv.33.2021.02.25.01.25.49\n (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128);\n Thu, 25 Feb 2021 01:25:52 -0800 (PST)" ], "X-Spam-Checker-Version": "SpamAssassin 3.4.2 (2018-09-13) on phobos.denx.de", "X-Spam-Level": "", "X-Spam-Status": "No, score=-1.7 required=5.0 tests=BAYES_00,DKIM_INVALID,\n DKIM_SIGNED,FREEMAIL_FROM,RCVD_IN_DNSWL_BLOCKED,SPF_HELO_NONE\n autolearn=no autolearn_force=no version=3.4.2", "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025;\n h=from:to:cc:subject:date:message-id:in-reply-to:references;\n bh=nR/kx9zG41yKB/FyXkLW8voO1euP2CfWTh3DNQ/oCio=;\n b=Bi4rCFb7c4SAsdtWLsja5cXCtpiFmweT1iVJvaZ7dU1y1EsZvSQd+SY1lBS+ptFfVn\n jRb5h1Kw602WvY60tindvqITnjEtpDJYI97k1ysYk4lz3uO3aBGxmjmNwjgm4ki7sJbo\n g2ROQj/w0A0sRtQDtF4nI5OgC6xZhxf57Q0996jwAxliPk1obZ9V3pypBjurKSuIrmAf\n 383cHya18sXthy7B4+883afHRPX6Y+r63Ir4tkT+aDxaDaomIOP+Peoa47ThhD8tps4E\n NqgP1W3exmzLBKrd/pG+d1Snudzoni8bPNbEq12FVjgewDRttKgN0PAS5jJUiIFU6Y39\n yWcg==", "X-Google-DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed;\n d=1e100.net; s=20161025;\n h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to\n :references;\n bh=nR/kx9zG41yKB/FyXkLW8voO1euP2CfWTh3DNQ/oCio=;\n b=D3XZRlpixjJpErmsM0RaBNsHSIbV2AHYzMavpGUScXXfwCvxZz99dPNKfh/mKEmLFy\n vS4zU6EkxDfloSxSuRoS94EcmLd7JL3sbqCHFJa/7ONpfi0fpoEL251S77zRubUqtuEQ\n zYffWzqlysjTzYIh4rBrx5C4cyFOGBRYM05FuOKzd43lY/9BTREezYsN0Wd5dQ+fW3Wy\n 0nQ1V7jd+xQVKBQTqmC1E7LxXz25EaK0ATnHaEtMN8+DwjW9zI7gxUPQgVu5j0t0v1SI\n JG1vE2OSU3FtQVB2b1+tcrBP7ropa0kLxwWihaCddpVdDMgPGM4oHjAXFkVhha5OMVmW\n f9AA==", "X-Gm-Message-State": "AOAM532WiqfXilmop76lCVtKhgm3kOIXGQiB47dSDgwMoK7QGr/u5gms\n 3HSc2PVbjkH+B0TGigb4Smc=", "X-Google-Smtp-Source": "\n ABdhPJwS2im70R5jarZtTcUrorcVklKoiW8ph9e0IoDVkquGnpqir6tFWsUa97fcsGSRqXu/arvQEw==", "X-Received": "by 2002:a05:6402:3133:: with SMTP id\n dd19mr1876706edb.337.1614245153335;\n Thu, 25 Feb 2021 01:25:53 -0800 (PST)", "From": "Bin Meng <bmeng.cn@gmail.com>", "To": "Simon Glass <sjg@chromium.org>, Alexander Graf <agraf@csgraf.de>,\n Priyanka Jain <priyanka.jain@nxp.com>", "Cc": "U-Boot Mailing List <u-boot@lists.denx.de>, Tom Rini <trini@konsulko.com>", "Subject": "[PATCH v3 34/38] ppc: qemu: Delete the temporary FDT virtual-physical\n mapping after U-Boot is relocated", "Date": "Thu, 25 Feb 2021 17:22:55 +0800", "Message-Id": "<1614244979-48216-35-git-send-email-bmeng.cn@gmail.com>", "X-Mailer": "git-send-email 2.7.4", "In-Reply-To": "<1614244979-48216-1-git-send-email-bmeng.cn@gmail.com>", "References": "<1614244979-48216-1-git-send-email-bmeng.cn@gmail.com>", "X-BeenThere": "u-boot@lists.denx.de", "X-Mailman-Version": "2.1.34", "Precedence": "list", "List-Id": "U-Boot discussion <u-boot.lists.denx.de>", "List-Unsubscribe": "<https://lists.denx.de/options/u-boot>,\n <mailto:u-boot-request@lists.denx.de?subject=unsubscribe>", "List-Archive": "<https://lists.denx.de/pipermail/u-boot/>", "List-Post": "<mailto:u-boot@lists.denx.de>", "List-Help": "<mailto:u-boot-request@lists.denx.de?subject=help>", "List-Subscribe": "<https://lists.denx.de/listinfo/u-boot>,\n <mailto:u-boot-request@lists.denx.de?subject=subscribe>", "Errors-To": "u-boot-bounces@lists.denx.de", "Sender": "\"U-Boot\" <u-boot-bounces@lists.denx.de>", "X-Virus-Scanned": "clamav-milter 0.102.4 at phobos.denx.de", "X-Virus-Status": "Clean" }, "content": "After U-Boot is relocated to RAM already, the previous temporary FDT\nvirtual-physical mapping that was used in the pre-relocation phase\nis no longer needed. Let's delete the mapping.\n\nget_fdt_virt() might be used before and after relocation, update it\nto return different virtual address of FDT.\n\nSigned-off-by: Bin Meng <bmeng.cn@gmail.com>\nReviewed-by: Priyanka Jain <priyanka.jain@nxp.com>\n\n---\n\n(no changes since v2)\n\nChanges in v2:\n- new patch: ppc: qemu: Delete the temporary FDT virtual-physical mapping after U-Boot is relocated\n\n board/freescale/qemu-ppce500/qemu-ppce500.c | 11 ++++++++++-\n 1 file changed, 10 insertions(+), 1 deletion(-)", "diff": "diff --git a/board/freescale/qemu-ppce500/qemu-ppce500.c b/board/freescale/qemu-ppce500/qemu-ppce500.c\nindex 9c30c12..480776a 100644\n--- a/board/freescale/qemu-ppce500/qemu-ppce500.c\n+++ b/board/freescale/qemu-ppce500/qemu-ppce500.c\n@@ -31,7 +31,10 @@ DECLARE_GLOBAL_DATA_PTR;\n \n static void *get_fdt_virt(void)\n {\n-\treturn (void *)CONFIG_SYS_TMPVIRT;\n+\tif (gd->flags & GD_FLG_RELOC)\n+\t\treturn (void *)gd->fdt_blob;\n+\telse\n+\t\treturn (void *)CONFIG_SYS_TMPVIRT;\n }\n \n static uint64_t get_fdt_phys(void)\n@@ -138,6 +141,12 @@ int misc_init_r(void)\n \t */\n \tvirtio_init();\n \n+\t/*\n+\t * U-Boot is relocated to RAM already, let's delete the temporary FDT\n+\t * virtual-physical mapping that was used in the pre-relocation phase.\n+\t */\n+\tdisable_tlb(find_tlb_idx((void *)CONFIG_SYS_TMPVIRT, 1));\n+\n \treturn 0;\n }\n \n", "prefixes": [ "v3", "34/38" ] }