From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from fout-b4-smtp.messagingengine.com (fout-b4-smtp.messagingengine.com [202.12.124.147]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 19E07125B2; Thu, 27 Mar 2025 22:43:51 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=202.12.124.147 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1743115433; cv=none; b=PscQhSeICctr3LawXSLWHq2MJQdN5W31gTJ5I87pZH1kx/JFPyrX2yPdBYt0YxKqJVfePYDS6QaBf0dQ+nwx/QYTPbV1dYioRAnVSh6D+y6j6fdwiTOA2NJuH1oi5mAlUC2seipktMZg7Rik+xGPXZDGBr06zm+GKhPDaYwXQaQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1743115433; c=relaxed/simple; bh=FckN3QymhbhxJN9d9tbdEVXZu8tXYQOqhTy7OnTj3Ao=; h=Message-ID:From:Subject:Date:To:Cc; b=qWa5WbgYjB1EP2UYZ3rSeOV/r5C+N1nnKBmbh20cLRTdakIPD8CA5OwzYl/JdEjLPBeUTOwTeFgPACgEd+Z4GxVIAVznLUK3+OuXaNnPHxe36FE+gvkg+PIO+UbjX+8Ubgz1lBg9Nnu57EeWOzeyGX6LKoNRcwsosfEARJOJCH0= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=linux-m68k.org; spf=none smtp.mailfrom=linux-m68k.org; dkim=pass (2048-bit key) header.d=messagingengine.com header.i=@messagingengine.com header.b=RBG0ChBg; arc=none smtp.client-ip=202.12.124.147 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=linux-m68k.org Authentication-Results: smtp.subspace.kernel.org; spf=none smtp.mailfrom=linux-m68k.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=messagingengine.com header.i=@messagingengine.com header.b="RBG0ChBg" Received: from phl-compute-10.internal (phl-compute-10.phl.internal [10.202.2.50]) by mailfout.stl.internal (Postfix) with ESMTP id 33E491140092; Thu, 27 Mar 2025 18:43:51 -0400 (EDT) Received: from phl-mailfrontend-02 ([10.202.2.163]) by phl-compute-10.internal (MEProxy); Thu, 27 Mar 2025 18:43:51 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=cc:cc:content-type:date:date:feedback-id :feedback-id:from:from:in-reply-to:message-id:reply-to:subject :subject:to:to:x-me-proxy:x-me-sender:x-me-sender:x-sasl-enc; s= fm2; t=1743115431; x=1743201831; bh=pdFss1M2T3cKLSiYMFrAjNaqs540 4L0Oi9UHUbecIW4=; b=RBG0ChBgJs52L9KTzKT/ltezVkYuUk14bdlyjnnQl3a2 WEDHP71mYH6NdllpSE0q9gRA68jyA3fkpw+yFBu2g3MV4gCXPAcchovvvpFjvfsn V3jsYaM0IUGwtEVPlfYBcf2GuxMxt4uImI6B/fpbVTY8mKGO4lniMyOMOG62tYVd RxGGaXR3i9tLQ5QTMPFI3HwytCh0DX3XdT4WvyTMUnIj4VEq1HOQqxgLqutJbhbi NP8k/hVQd8B/pjAXkOH+KgA/gkDcY2J0I9d5YlGqDlh1Xp1KX5KJrhjucVS9YyIY BvoDBSTevVeUuLEDdSNIyJjc4jVIzHOIrKt5VyP07A== X-ME-Sender: X-ME-Received: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgeefvddrtddtgdduieelieegucetufdoteggodetrf dotffvucfrrhhofhhilhgvmecuhfgrshhtofgrihhlpdggtfgfnhhsuhgsshgtrhhisggv pdfurfetoffkrfgpnffqhgenuceurghilhhouhhtmecufedttdenucesvcftvggtihhpih gvnhhtshculddquddttddmnecujfgurhepkffhufffvfevsedttdertddttddtnecuhfhr ohhmpefhihhnnhcuvfhhrghinhcuoehfthhhrghinheslhhinhhugidqmheikehkrdhorh hgqeenucggtffrrghtthgvrhhnpeehffdukeetffdutedvffffheegtdetkeekfeevgfei tefhvedvtdelhfduudettdenucevlhhushhtvghrufhiiigvpedtnecurfgrrhgrmhepmh grihhlfhhrohhmpehfthhhrghinheslhhinhhugidqmheikehkrdhorhhgpdhnsggprhgt phhtthhopeegpdhmohguvgepshhmthhpohhuthdprhgtphhtthhopehgvggvrhhtsehlih hnuhigqdhmieekkhdrohhrghdprhgtphhtthhopehlihhnuhigqdhkvghrnhgvlhesvhhg vghrrdhkvghrnhgvlhdrohhrghdprhgtphhtthhopehlihhnuhigqdhmieekkheslhhish htshdrlhhinhhugidqmheikehkrdhorhhgpdhrtghpthhtohepshhtrggslhgvsehvghgv rhdrkhgvrhhnvghlrdhorhhg X-ME-Proxy: Feedback-ID: i58a146ae:Fastmail Received: by mail.messagingengine.com (Postfix) with ESMTPA; Thu, 27 Mar 2025 18:43:49 -0400 (EDT) Message-ID: From: Finn Thain Subject: [PATCH v3 0/3] m68k: Bug fix and cleanup for framebuffer debug console Date: Fri, 28 Mar 2025 09:39:55 +1100 To: Geert Uytterhoeven Cc: linux-kernel@vger.kernel.org, linux-m68k@lists.linux-m68k.org, stable@vger.kernel.org Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: This series has a bug fix for the early bootconsole as well as some related efficiency improvements and cleanup. The relevant code is subject to CONSOLE_DEBUG, which is presently only used with CONFIG_MAC. To test this series (in qemu-system-m68k, for example) it's helpful to enable CONFIG_EARLY_PRINTK and CONFIG_FRAMEBUFFER_CONSOLE_DEFERRED_TAKEOVER and boot with kernel parameters 'console=ttyS0 earlyprintk keep_bootcon'. --- Changed since v1: - Solved problem with line wrap while scrolling. - Added two additional patches. Changed since v2: - Adopted addq and subq as suggested by Andreas. Finn Thain (3): m68k: Fix lost column on framebuffer debug console m68k: Avoid pointless recursion in debug console rendering m68k: Remove unused "cursor home" code from debug console arch/m68k/kernel/head.S | 73 +++++++++++++++++++++-------------------- 1 file changed, 37 insertions(+), 36 deletions(-) -- 2.45.3