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{ "id": 819103, "url": "http://patchwork.ozlabs.org/api/covers/819103/?format=api", "web_url": "http://patchwork.ozlabs.org/project/linux-imx/cover/20170927114929.9259-1-alexander.sverdlin@nokia.com/", "project": { "id": 19, "url": "http://patchwork.ozlabs.org/api/projects/19/?format=api", "name": "Linux IMX development", "link_name": "linux-imx", "list_id": "linux-imx-kernel.lists.patchwork.ozlabs.org", "list_email": "linux-imx-kernel@lists.patchwork.ozlabs.org", "web_url": null, "scm_url": null, "webscm_url": null, "list_archive_url": "", "list_archive_url_format": "", "commit_url_format": "" }, "msgid": "<20170927114929.9259-1-alexander.sverdlin@nokia.com>", "list_archive_url": null, "date": "2017-09-27T11:49:27", "name": "[0/2] ARM: earlycon: Fix <CR><LF><CR> end-of-line", "submitter": { "id": 65936, "url": "http://patchwork.ozlabs.org/api/people/65936/?format=api", "name": "Alexander A Sverdlin", "email": "alexander.sverdlin@nokia.com" }, "mbox": "http://patchwork.ozlabs.org/project/linux-imx/cover/20170927114929.9259-1-alexander.sverdlin@nokia.com/mbox/", "series": [ { "id": 5343, "url": "http://patchwork.ozlabs.org/api/series/5343/?format=api", "web_url": "http://patchwork.ozlabs.org/project/linux-imx/list/?series=5343", "date": "2017-09-27T11:49:27", "name": "ARM: earlycon: Fix <CR><LF><CR> end-of-line", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/5343/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/covers/819103/comments/", "headers": { "Return-Path": "<linux-arm-kernel-bounces+incoming-imx=patchwork.ozlabs.org@lists.infradead.org>", "X-Original-To": "incoming-imx@patchwork.ozlabs.org", "Delivered-To": "patchwork-incoming-imx@bilbo.ozlabs.org", "Authentication-Results": [ "ozlabs.org;\n\tspf=none (mailfrom) smtp.mailfrom=lists.infradead.org\n\t(client-ip=65.50.211.133; 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bh=PceDc3Prwoka/tsfcfe3LFKLRl17oa/sGflW20bFlqs=;\n\tb=MsDDz1emnHlEso\n\tv1KEsvIz6GkyBKXynG9AQ5voGN2o7c/82LumBdcLKCsZlWjpFFn7tsa2m2VpzXYtUkEA3ER5kDP7k\n\tkOfWcZr2UUueUq1UQU1+3p5CvCU2rpFF5jSPgCzulkyZ9fffBdGdValT4zXJDQu0xoQzhnts4EYJu\n\tO21Y6Qrjmm/usJurKX0G0H6SaooJo7Ft4Y4imNn/OtdoiJNOW7QrMNpS5EPYWm1yS1/ojoKRjJxQJ\n\tRG7nTH/swGPAOeoyR7lSQ6Y1O2Re26vnUvt/d4c+2bbyrdteJ8Va68+5qj+TJMO5a46tL+e6yDDeh\n\tlxQP13xAimIAxo5Jn+hA==;", "v=1; a=rsa-sha256; c=relaxed/relaxed; d=nokia.onmicrosoft.com;\n\ts=selector1-nokia-com;\n\th=From:Date:Subject:Message-ID:Content-Type:MIME-Version;\n\tbh=VcNJGeCPA2jBhJWgBfQ6AlgWuRjv4sFiDtg/x0j/TVo=;\n\tb=XM9dsOpgtOmQnlU67y/WBrxyKhmfrxRAKWltNi9Xh+wHe5bJV+tsIr2YsMhU3sFjcheLI8rKQegu9XR3iK9upFATbjPCvzbbcW8yFH7JkOnCKXEBOCojwXTK/zoO8Ws/EyFuU8+AksRBsZFB5g7u2AD5ND37XHLcFnvYmNAJ3b4=" ], "From": "Alexander Sverdlin <alexander.sverdlin@nokia.com>", "To": "linux-arm-kernel@lists.infradead.org", "Subject": "[PATCH 0/2] ARM: earlycon: Fix <CR><LF><CR> end-of-line", "Date": "Wed, 27 Sep 2017 13:49:27 +0200", "Message-Id": "<20170927114929.9259-1-alexander.sverdlin@nokia.com>", "X-Mailer": "git-send-email 2.13.2", "MIME-Version": "1.0", "X-Originating-IP": "[131.228.2.20]", "X-ClientProxiedBy": "DB6PR02CA0018.eurprd02.prod.outlook.com\n\t(2603:10a6:6:15::31) To HE1PR07MB1321.eurprd07.prod.outlook.com\n\t(2a01:111:e400:59b0::11)", "X-MS-PublicTrafficType": "Email", "X-MS-Office365-Filtering-Correlation-Id": "fb511e6c-1a7e-4614-2813-08d5059de3d5", "X-MS-Office365-Filtering-HT": "Tenant", "X-Microsoft-Antispam": "UriScan:; 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charset=\"us-ascii\"", "Content-Transfer-Encoding": "7bit", "Sender": "\"linux-arm-kernel\" <linux-arm-kernel-bounces@lists.infradead.org>", "Errors-To": "linux-arm-kernel-bounces+incoming-imx=patchwork.ozlabs.org@lists.infradead.org", "List-Id": "linux-imx-kernel.lists.patchwork.ozlabs.org" }, "content": "Since very beginning the early serial console on ARM produces <CR><LF><CR>\nline terminator. There are couple of problems connected:\n1. C function early_write() adds <CR> to each <LF> even though underlying\n Assembler printch() does this already\n2. printch() adds <CR> *after* <LF>, not before, as it is usually being done\n\nThis patchset is tested on a Keystone2 machine (Cortex-A15) with\nCONFIG_THUMB2_KERNEL=n.\n\nAlexander Sverdlin (2):\n ARM: Make DEBUG_LL produce CRLF instead of LFCR\n ARM: early_printk: Stop emitting double CR on the console\n\n arch/arm/kernel/debug.S | 11 +++++++----\n arch/arm/kernel/early_printk.c | 2 --\n 2 files changed, 7 insertions(+), 6 deletions(-)" }