From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-yx0-f179.google.com (mail-yx0-f179.google.com [209.85.210.179]) by ozlabs.org (Postfix) with ESMTP id 439B91007D4 for ; Sat, 16 Jan 2010 23:35:53 +1100 (EST) Received: by yxe9 with SMTP id 9so351499yxe.26 for ; Sat, 16 Jan 2010 04:35:51 -0800 (PST) MIME-Version: 1.0 In-Reply-To: <1263573697-17839-1-git-send-email-linuxppc-dev@ml.breakpoint.cc> References: <1263573697-17839-1-git-send-email-linuxppc-dev@ml.breakpoint.cc> Date: Sat, 16 Jan 2010 20:35:50 +0800 Message-ID: Subject: Re: Kexec support for FSL-BookE, take two From: "wilbur.chan" To: Sebastian Andrzej Siewior Content-Type: text/plain; charset=ISO-8859-1 Cc: linuxppc-dev List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , 2010/1/16 Sebastian Andrzej Siewior : > This is take two :) > SMP support did not work in the first one and due to the lack of a working > SMP machine it is still absent. I took the e500v1 problem into account and > the result is that I now use multiple 256MiB mappings. > The final mapping covers the first 2GiB so the part of the highmem should > be also covered and not just kernel memory. > > The first three patches prepare the entry code to work outside of the > first page. Patch 4 simply moves code and finally patch 5 implements the > kexec functionality. Hi, sebastian Is it possible to avoid setting up the 1:1 mapping but to convert physical address into virt before relocate , like mips do? 2010/1/16 Kumar Gala : > > What do you think we need for SMP support? I'm happy to test out on SMP HW (8572) > I'm happy to test it too :D