From patchwork Fri Aug 22 14:21:44 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Simon Glass X-Patchwork-Id: 119 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=1755872563; bh=p/6Xnzis1nQ/dV3bj5lOexcKI+Za6YCiS129USoT4G4=; 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=EJ76XmjQHb3kAyw0FctRcf0uiu07eCpgdd6l0CT5A96dyjz38JhyLlTK8TQfE+dMj ZAP2AbU4UCCoyydzFMVi4cUGq3DgIQUKZmNIN5uIcqq5YRtbpkFcUeRfFUZxb25LdN 5rsgLjmW+wndfnVgvTZJIBck8Lj8xQ+mefuLCyMW5gAr8se1yYtbY8D0EeNkDqilwN QA9EenKQHUKAO+AF04neN9zpKy0HFDhbMEbDmO4PsD8CDTDxgxuB8+C4Bsl1wEdlan PTzqrg00RXPqIqhzjiQNdJ1jPJPnYkvlgduMLNFarMXRQfEnC9NlA5Mj7KfcsvUVHM NDmskCTpQiaHA== Received: from localhost (localhost [127.0.0.1]) by mail.u-boot.org (Postfix) with ESMTP id 84ACE676DB for ; Fri, 22 Aug 2025 08:22:43 -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 VbJTkyKjUumt for ; Fri, 22 Aug 2025 08:22:43 -0600 (MDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=u-boot.org; s=default; t=1755872562; bh=p/6Xnzis1nQ/dV3bj5lOexcKI+Za6YCiS129USoT4G4=; 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=vgfgXIlOW/N1RKaZ6cPb0v2T9mRl50kY024CZhpdtIajxl+P2yhkJ3KgZ78pU4F7h ctE9/aB804J2ISaCk8gw29oWo0jK+Q0zlCUGNdx11e2V5taFAajgVWqMLcL78ZfC09 9IvpOnrsOYIefZBGvEAmLiJ0YaUXLBA41CQPa5uaR1wJOXo7tsYCxEiUBYs00TS/jV 4s1IMsuwT0OshH/6Y8vAh1psTouK5Fm0uu/Dh5s0phjvwN3cMyuaBxdgPgQrYgqkse EeMs4jUc3AZFYY2rd/8qWt8uTHscAe0Zgsfluiq2qoQUvdRSvirdd3OCQs1pb3i4fR zNZKZW+LWQENg== Received: from mail.u-boot.org (localhost [127.0.0.1]) by mail.u-boot.org (Postfix) with ESMTP id 4ED605E45E for ; Fri, 22 Aug 2025 08:22:42 -0600 (MDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=u-boot.org; s=default; t=1755872558; bh=mnHeidqBienHXMr3IZnndVA8+awErrXnzZH/gNsQ5XY=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=FWPuBokTsFsNusUwi7nq9FGbPN9j741aTBQfDzNFSg2r6RhOpuB3FTk/7VtCkF7V+ aF1+2wyTUD94n4HAtx77BZogRdiX3NiAgUa+rHMV84i50lVa10XczkyY7ATt1y938p QMliwe4/+/ulBWKKQQJlyiINF49NTWEWxqZrdLUngI4l2T5LkRUJj7UTnR+XDYUvi8 V95j0P3a3PI6NGwuLLvN9uVfKgRsi2uWGBF2sYwHAlpMbnCLC0F/zLsRIkYpcBwPEh yobCAtsI+vTNfw6qD/UXQhB9S8khDLJ/z1q1vYAdYF/Ktu3fD+9jEmvzeyojXNJWEx BC9mHoHnHCWhQ== Received: from localhost (localhost [127.0.0.1]) by mail.u-boot.org (Postfix) with ESMTP id D32FB676EF; Fri, 22 Aug 2025 08:22:38 -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 ad9hLPz48lsy; Fri, 22 Aug 2025 08:22:38 -0600 (MDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=u-boot.org; s=default; t=1755872551; bh=50ucvM6XHctEpUB1ei/hsyx1s0sdrjMv0WDSpZDzXLA=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Mw4XWCJ2Ds9gH9MgcQsxWyn2CKgFdwVFSLUyj+iiNW6Sjpqy0heh5oLHocBhxmWnR afUCCLgRAHOLvArXSguE6W5MxInW+ebvy99BJKp3QkxaIvPhiRCHGsyZz/ll5ezSHf c5TUg0D8hd97TMvd4FUhEIoiSsuxQsuYNcrWmgBBfRhtXcDQAwAGNxHsY8nOvygP89 5v0VheIBwZo79qcsjkL7N2+g0TlHClquIZvpkQNVB0jMP/Bj4ncMjs8st0GNRfT/rT 0gyl/fDEpcxw53wbuVnbyJGKoR/JE7Bc3qGHzq5ZrMZSjLUReqVE6yre+XgthSs1HY sJA7o6tB+nTEQ== Received: from u-boot.org (unknown [73.34.74.121]) by mail.u-boot.org (Postfix) with ESMTPSA id E75D167702; Fri, 22 Aug 2025 08:22:30 -0600 (MDT) From: Simon Glass To: U-Boot Concept Date: Fri, 22 Aug 2025 08:21:44 -0600 Message-ID: <20250822142153.3404275-14-sjg@u-boot.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20250822142153.3404275-1-sjg@u-boot.org> References: <20250822142153.3404275-1-sjg@u-boot.org> MIME-Version: 1.0 Message-ID-Hash: FFGUZIVQNM4QMZJESMZ73EBEUNUYJJWX X-Message-ID-Hash: FFGUZIVQNM4QMZJESMZ73EBEUNUYJJWX 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: Simon Glass X-Mailman-Version: 3.3.10 Precedence: list Subject: [Concept] [PATCH 13/16] 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 --- 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