From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Message-ID: <54BD42D0.3020107@wwwdotorg.org> Date: Mon, 19 Jan 2015 10:45:52 -0700 From: Stephen Warren MIME-Version: 1.0 To: Dmitry Osipenko , Thierry Reding CC: Alexandre Courbot , Peter De Schrijver , linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org, stable@vger.kernel.org Subject: Re: [PATCH] ARM: tegra20: Store CPU "resettable" status in IRAM References: <1421319545-23920-1-git-send-email-digetx@gmail.com> <1421319545-23920-2-git-send-email-digetx@gmail.com> <20150119141224.GF23778@ulmo.nvidia.com> <54BD3E3E.2040801@wwwdotorg.org> <54BD41D3.7030703@gmail.com> In-Reply-To: <54BD41D3.7030703@gmail.com> Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org List-ID: On 01/19/2015 10:41 AM, Dmitry Osipenko wrote: > 19.01.2015 20:26, Stephen Warren пишет: >> Hopefully this works out. I suppose it's unlikely anyone will be >> running code on >> the AVP upstrem, so any potential conflict with AVP's usage of IRAM >> isn't likely >> to occur. >> > I don't see how it can conflict with AVP code. First KB of IRAM is > reserved for reset handler. Am I missing something? > > From reset.h: > > /* The first 1K of IRAM is permanently reserved for the CPU reset > handler */ I believe "CPU" in that context means AVP CPU. Still, I may not be correct, and to be honest it's likely not too well defined even if that comment seems clear-cut. >> __tegra20_cpu1_resettable_status_offset has a lot of _ at the start. >> Should the >> symbol be named more normally? I guess at least it's consistent with the >> existing very "underscory" __tegra_cpu_reset_handler_start. > I also wasn't happy with "underscory" :) And yes, I left it for > consistency. Please feel free to rename it, if needed.