From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from phobos.denx.de (phobos.denx.de [85.214.62.61]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 2163CC369C5 for ; Wed, 16 Apr 2025 19:51:22 +0000 (UTC) Received: from h2850616.stratoserver.net (localhost [IPv6:::1]) by phobos.denx.de (Postfix) with ESMTP id 593E482E9F; Wed, 16 Apr 2025 21:51:21 +0200 (CEST) Authentication-Results: phobos.denx.de; dmarc=pass (p=quarantine dis=none) header.from=ti.com Authentication-Results: phobos.denx.de; spf=pass smtp.mailfrom=u-boot-bounces@lists.denx.de Authentication-Results: phobos.denx.de; dkim=pass (1024-bit key; unprotected) header.d=ti.com header.i=@ti.com header.b="V0hrEWMn"; dkim-atps=neutral Received: by phobos.denx.de (Postfix, from userid 109) id 6A30082EAA; Wed, 16 Apr 2025 21:51:20 +0200 (CEST) Received: from fllvem-ot03.ext.ti.com (fllvem-ot03.ext.ti.com [198.47.19.245]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by phobos.denx.de (Postfix) with ESMTPS id 845EE82DE7 for ; Wed, 16 Apr 2025 21:51:17 +0200 (CEST) Authentication-Results: phobos.denx.de; dmarc=pass (p=quarantine dis=none) header.from=ti.com Authentication-Results: phobos.denx.de; spf=pass smtp.mailfrom=nm@ti.com Received: from fllv0035.itg.ti.com ([10.64.41.0]) by fllvem-ot03.ext.ti.com (8.15.2/8.15.2) with ESMTPS id 53GJpD302753678 (version=TLSv1.2 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Wed, 16 Apr 2025 14:51:14 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1744833074; bh=nzDjy5fAiG4Lms6Nq0SE6NcuZ7IdRPtsTAY8WuxPd4I=; h=Date:From:To:CC:Subject:References:In-Reply-To; b=V0hrEWMnV2GjTCIDnC/ye8d8vijHo/gv22V/uH2qUN3W+qr7v5/rCL5+g5wNfsPZD RzRqj34sjDVQSBGYPSCBYZa8OEDKVd1LyXFVhZREzLkW7qqqwGApHMbcxqB7jufj0r 1dFc9BRM0x4O9aRpUpTumrwmBxP0RY9lMWgJbSK4= Received: from DFLE113.ent.ti.com (dfle113.ent.ti.com [10.64.6.34]) by fllv0035.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 53GJpDcB095159 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Wed, 16 Apr 2025 14:51:13 -0500 Received: from DFLE104.ent.ti.com (10.64.6.25) by DFLE113.ent.ti.com (10.64.6.34) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.23; Wed, 16 Apr 2025 14:51:13 -0500 Received: from lelvsmtp6.itg.ti.com (10.180.75.249) by DFLE104.ent.ti.com (10.64.6.25) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.23 via Frontend Transport; Wed, 16 Apr 2025 14:51:13 -0500 Received: from localhost (uda0133052.dhcp.ti.com [128.247.81.232]) by lelvsmtp6.itg.ti.com (8.15.2/8.15.2) with ESMTP id 53GJpDfw047539; Wed, 16 Apr 2025 14:51:13 -0500 Date: Wed, 16 Apr 2025 14:51:13 -0500 From: Nishanth Menon To: Andrew Davis CC: Anshul Dalal , , , , , , , , , Subject: Re: [PATCH v1 0/4] k3: migrate SPL_TEXT_BASE to new address Message-ID: <20250416195113.mtfdclfvb756vpll@scoreless> References: <20250416073058.1441001-1-anshuld@ti.com> <20250416112418.nod2fut4v77qlmfq@hummus> <20250416150506.ws22odswwkjn2wth@deflected> <8146a036-681d-4c45-9285-c58259fec14b@ti.com> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Disposition: inline In-Reply-To: <8146a036-681d-4c45-9285-c58259fec14b@ti.com> X-C2ProcessedOrg: 333ef613-75bf-4e12-a4b1-8e3623f5dcea X-BeenThere: u-boot@lists.denx.de X-Mailman-Version: 2.1.39 Precedence: list List-Id: U-Boot discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: u-boot-bounces@lists.denx.de Sender: "U-Boot" X-Virus-Scanned: clamav-milter 0.103.8 at phobos.denx.de X-Virus-Status: Clean On 11:38-20250416, Andrew Davis wrote: > > > > How about u-boot documentation? > > > > > > I will update that in the next revision along with any feedback I > > > receive on this patch. > > > > IMHO, This change is too intrusive and impacts downstream customers > > including inflight production devices. > > > > Could you elaborate a little? > > They do not even need to update their TF-A version, if they want to > use their current version they simply recompile it with a single > extra build flag: > > PRELOADED_BL33_BASE=0x822000000 For folks who are trying to boot linux from TFA, they could do the same. > > They should have no reason not to be able to do this. But even *if* > they cannot do that, the whole point of the jump-stub here is to > save them even having to do a simple compile. > > IMHO "downstream customers including inflight production devices" > should not be a reason to block good and useful changes here in > upstream. But again, this change doesn't break anything for them in > the first place, so why bring that up? I dont see a specific value here. U-boot just works. For folks who want direct TFA to kernel jump (which is a niche fast boot usecase), go ahead and use TFA with the mentioned build option. -- Regards, Nishanth Menon Key (0xDDB5849D1736249D) / Fingerprint: F8A2 8693 54EB 8232 17A3 1A34 DDB5 849D 1736 249D