From patchwork Mon Aug 25 16:27:17 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Simon Glass X-Patchwork-Id: 135 Return-Path: X-Original-To: u-boot-concept@u-boot.org Delivered-To: u-boot-concept@u-boot.org DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=u-boot.org; s=default; t=1756139282; bh=fTIIwpAObZru5MGzGF7VYGtBHtReonqpFVyS3f6AoEA=; h=From:To:Date:In-Reply-To:References:CC:Subject:List-Id: List-Archive:List-Help:List-Owner:List-Post:List-Subscribe: List-Unsubscribe:From; b=KoNPY/6SfXNcE+S9+E3bcZOtvtJYia5IinqZ1ES9jcdykQdu5T8QSiYkKoZDu/G9d oOFS7/K27QKHbHGXJmVFMiiylYiKhshb5Bg0ccn8DeG/bmKQSjuKrmPaYvfjdGll+i lRoGsb6VMdWfNExcHzME4vjs9XLD7RIiREtvI0b9/gO9hqRDV2fZcGIsPdeL4lCKHH 3g4oQ58RwU2bmI581jY29TVyhR0lVZvDHwvz/jUxgEOTvuRLMTrTCvz4aQeendghir iIU8dPZJtTa9YzNNKJyTm0AmCXvu4GSgUmSrQQXh4XWNLuJptprGd5kzlm1csyoSVA xUDha3GNHJMlg== Received: from localhost (localhost [127.0.0.1]) by mail.u-boot.org (Postfix) with ESMTP id 1B5AA677A4 for ; Mon, 25 Aug 2025 10:28:02 -0600 (MDT) X-Virus-Scanned: Debian amavis at Received: from mail.u-boot.org ([127.0.0.1]) by localhost (mail.u-boot.org [127.0.0.1]) (amavis, port 10024) with ESMTP id msEfwUTsseip for ; Mon, 25 Aug 2025 10:28:02 -0600 (MDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=u-boot.org; s=default; t=1756139279; bh=fTIIwpAObZru5MGzGF7VYGtBHtReonqpFVyS3f6AoEA=; h=From:To:Date:In-Reply-To:References:CC:Subject:List-Id: List-Archive:List-Help:List-Owner:List-Post:List-Subscribe: List-Unsubscribe:From; b=a+5h2+Q7v2NQXfzAmX47Fif26yVIkirBgkfMQpKfAPiDQSmdb5+r38n3mJ+2+duPe onbAGl86brGVCmQNGVOTXNBMcnlH2PUi/D7c97HqaV1xToR3s/47o8ctXZZhBGc0Zi D8NBCM3GopWQNmRCqE4Fx+zfj+gl9yCWCUKsAv/ZUX5yW0EaPt1WSCjc8MDI83SFLq PmLZ9hBqE8Ffk5DBFGFGxdl8I09KANFzWYqOQhXfB1X9gRRwaM1ZY5GpHd2UpfWZWT lm9RKmbwnVNbU0IX5WsC+qFswfhMrn9f3qFiWLAgWUxayIGomBznmPKkJHJ+eXk9Mp hIg/FfCPD0Yrg== Received: from mail.u-boot.org (localhost [127.0.0.1]) by mail.u-boot.org (Postfix) with ESMTP id 018DB67787 for ; Mon, 25 Aug 2025 10:27:59 -0600 (MDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=u-boot.org; s=default; t=1756139277; bh=knddmV5ghI9ZrwqrVOGPvKUddsY1jbz/eQaKAIMFUW8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=ufIgzGtmlfDszFerAv/kRocRwhsh2W/rhMvNMZrB5E5lGIQZK8mW/GC0W+LJmHG8U qXg26NWzQNo978HWjksPG0nmQeu2sr1KSu22wPSNBZ4GM2aRb7/pDhfy7sDDbLtbb9 ZPXJh7kK7MVxIw0bDXzl24hI8VBUyrHyNgzV1rtNwR7xIV93lizsN6YWMkHiWxv2uA q90vMGb+s/0aD/hwM4Tm6xeSRS2MFyJgNbwUccT1ZcqiJszQhMDq8LJCxkiwzG4lyg UFAGf0WcSRWo3pS0lfdazXgKVZWXMyEfXBecqSg5eDEWffYXaDjnRFXk0PO4AMaZ7s oEdN4V5ep3SYQ== Received: from localhost (localhost [127.0.0.1]) by mail.u-boot.org (Postfix) with ESMTP id 62CE15E45E; Mon, 25 Aug 2025 10:27:57 -0600 (MDT) X-Virus-Scanned: Debian amavis at Received: from mail.u-boot.org ([127.0.0.1]) by localhost (mail.u-boot.org [127.0.0.1]) (amavis, port 10026) with ESMTP id X4RS0DXIYE7q; Mon, 25 Aug 2025 10:27:57 -0600 (MDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=u-boot.org; s=default; t=1756139273; bh=VK5PPKdUvua3YiE2gHdZ+bGU5jU5ioG7/KtTtVnX/ow=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=wgaOPHWR1kz0Sda63/H9kWCcL7dAJMDNQmWwhDqWfItIPiuYX2W3xhXPyWg+WFv0z YeNq09NQOlyIUnVaUf2ZBADykuxhjzhB4KW3osLUvirHGFSTpZNeq5NfdHqMyOamsB oW4OMuWQAEgkUYoB1ocqKbqQU2u2jtV68a3NOyKEkJ2eX4ecMpMdNMatzqkDZh7iQI X00/aXGuf4okHX2xy7Upo+ZzHpZ01FlCNF33FLsvtr/nNc9AxLgPgNoopWVrWy2C3M BtrULvF1wzstOwe8u3K0eBwE8pVuvh7o4R9wTzi0WV0Jn9rWo215J/tRAgLqlkr82a EW/8JfmdzkaHQ== Received: from u-boot.org (unknown [73.34.74.121]) by mail.u-boot.org (Postfix) with ESMTPSA id 966166779E; Mon, 25 Aug 2025 10:27:53 -0600 (MDT) From: Simon Glass To: U-Boot Concept Date: Mon, 25 Aug 2025 10:27:17 -0600 Message-ID: <20250825162727.3185381-15-sjg@u-boot.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20250825162727.3185381-1-sjg@u-boot.org> References: <20250825162727.3185381-1-sjg@u-boot.org> MIME-Version: 1.0 Message-ID-Hash: SOL75D6L5DALW35MHDELBCYM7FHKUMUD X-Message-ID-Hash: SOL75D6L5DALW35MHDELBCYM7FHKUMUD X-MailFrom: sjg@u-boot.org X-Mailman-Rule-Misses: dmarc-mitigation; no-senders; approved; loop; banned-address; emergency; member-moderation; nonmember-moderation; administrivia; implicit-dest; max-recipients; max-size; news-moderation; no-subject; digests; suspicious-header CC: Heinrich Schuchardt , Simon Glass X-Mailman-Version: 3.3.10 Precedence: list Subject: [Concept] [PATCH v2 14/16] doc: Remove obsolete text in README.console List-Id: Discussion and patches related to U-Boot Concept Archived-At: List-Archive: List-Help: List-Owner: List-Post: List-Subscribe: List-Unsubscribe: From: Simon Glass The latter part of this file is very out-of-date, so drop it. Signed-off-by: Simon Glass --- (no changes since v1) doc/README.console | 40 ---------------------------------------- 1 file changed, 40 deletions(-) diff --git a/doc/README.console b/doc/README.console index 9f5812c89d1..debef45760d 100644 --- a/doc/README.console +++ b/doc/README.console @@ -58,43 +58,3 @@ You can use the following functions to access the console: Remember that all FILE-related functions CANNOT be used before U-Boot relocation (done in 'board_init_r' in arch/*/lib/board.c). - -HOW CAN I USE STANDARD FILE INTO APPLICATIONS? ----------------------------------------------- - -Use the 'bd_mon_fnc' field of the bd_info structure passed to the -application to do everything you want with the console. - -But REMEMBER that that will work only if you have not overwritten any -U-Boot code while loading (or uncompressing) the image of your -application. - -For example, you won't get the console stuff running in the Linux -kernel because the kernel overwrites U-Boot before running. Only -some parameters like the framebuffer descriptors are passed to the -kernel in the high memory area to let the applications (the kernel) -use the framebuffers initialized by U-Boot. - -SUPPORTED DRIVERS ------------------ - -Working drivers: - - serial (architecture dependent serial stuff) - video (mpc8xx video controller) - -Work in progress: - - wl_kbd (Wireless 4PPM keyboard) - -Waiting for volounteers: - - lcd (mpc8xx lcd controller; to ) - -TESTED CONFIGURATIONS ---------------------- - -The driver has been tested with the following configurations (see -CREDITS for other contact informations): - -- MPC823FADS with AD7176 on a PAL TV (YCbYCr) - arsenio@tin.it