From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from av.mvista.com (gateway-1237.mvista.com [12.44.186.158]) by ozlabs.org (Postfix) with ESMTP id 31BCD679EB for ; Tue, 17 May 2005 04:06:09 +1000 (EST) Message-ID: <4288E10A.9030408@mvista.com> Date: Mon, 16 May 2005 11:06:02 -0700 From: "Mark A. Greer" MIME-Version: 1.0 To: "Mark A. Greer" References: <1116222720.5095.86.camel@gaston> <7d5cfed0ee1edade8050d2c4da94b3f1@freescale.com> <1116255938.5095.133.camel@gaston> <1116261725.5095.139.camel@gaston> <4288DFCB.2080208@mvista.com> In-Reply-To: <4288DFCB.2080208@mvista.com> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Cc: John Reiser , linuxppc-dev@ozlabs.org Subject: Re: 2GB address space limit on 32-bit PowerPC Macintosh List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Mark A. Greer wrote: > Benjamin Herrenschmidt wrote: > >> >> series are by no mean stable. Embedded code has been rather frozen in >> the rock, I don't think it's much to ask from the appropriate maintainer >> to have a quick look at possibly upgrading their board support as well. >> > > Seems reasonable to me. Oops... /me unintentionally stepped into the middle of a flame war :) > > >> And it isn't a difficult change for most 6xx/7xx/7xxx based boards >> anyway. >> > > From a quick grep, it looks like apus, gemini, k2, lopec, pplus, prep, > and prpmc800 are the offenders in the 6xx/7xx/74xx world. Does anyone > even care about the lopec and k2 anymore? To be clear, "offender" == board that has an io_block_mapping below the 3 GB line. There are still io_block_mapping calls necessary to map regs that are used to determine memory size & whatnot but many are above the 3 GB line and even >= 0xf0000000. Mark