Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755392AbZKDLEI (ORCPT ); Wed, 4 Nov 2009 06:04:08 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1755379AbZKDLEI (ORCPT ); Wed, 4 Nov 2009 06:04:08 -0500 Received: from mail-pz0-f188.google.com ([209.85.222.188]:44299 "EHLO mail-pz0-f188.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755377AbZKDLEH (ORCPT ); Wed, 4 Nov 2009 06:04:07 -0500 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=subject:from:reply-to:to:cc:in-reply-to:references:content-type :organization:date:message-id:mime-version:x-mailer :content-transfer-encoding; b=qBsbPrOb+PU2iq/3I8GFPP7bBADL3liZzT3E8wp6ofilvMdYUAeGWy7+OnK/uDrr2X eSfRj2EqG8/EjEMrbGNhMtczMbHFDev/ikYcs15NMrcGgBHA9C18BaTq/HFye3dFrhnL qGjlcauvC+d1/TmNkNN+0uFvmzZJquP/+O4iE= Subject: Re: [PATCH -queue v0 1/6] [loongson] add basic loongson-2f support From: Wu Zhangjin Reply-To: wuzhangjin@gmail.com To: Arnaud Patard Cc: Ralf Baechle , linux-mips@linux-mips.org, LKML , huhb@lemote.com, yanh@lemote.com, Zhang Le , Thomas Gleixner , Nicholas Mc Guire , zhangfx@lemote.com, liujl@lemote.com In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Organization: DSLab, Lanzhou University, China Date: Wed, 04 Nov 2009 19:04:12 +0800 Message-ID: <1257332652.8716.5.camel@falcon.domain.org> Mime-Version: 1.0 X-Mailer: Evolution 2.28.1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1202 Lines: 36 Hi, On Wed, 2009-11-04 at 11:28 +0100, Arnaud Patard wrote: [...] > > + > > +config CPU_LOONGSON2F > > + bool "Loongson 2F" > > + depends on SYS_HAS_CPU_LOONGSON2F > > + select CPU_LOONGSON2 > > + help > > + The Loongson 2F processor implements the MIPS III instruction set > > + with many extensions. > > + > > + Loongson2F have built-in DDR2 and PCIX controller. The PCIX controller > > + have a similar programming interface with FPGA northbridge used in > > + Loongson2E. > > + > > Small question : Why don't you restrict to 64bit kernels only ? From > what I remember from some discussions with ST, trying to use a 32-bit > kernel on 2f is a nice way to get troubles. It would be better imho to > forbid such a configuration. As a side effect, this will remove all > 'defined(CONFIG_64BIT)' parts of your #ifdef tests. > It's hard to make such a decision ;) Perhaps some guys want to play with the 32bit version. Regards, Wu Zhangjin -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/