From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1I2vDQ-00021e-OK for qemu-devel@nongnu.org; Mon, 25 Jun 2007 16:31:16 -0400 Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1I2vDO-0001zG-Pf for qemu-devel@nongnu.org; Mon, 25 Jun 2007 16:31:16 -0400 Received: from [199.232.76.173] (helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1I2vDO-0001z3-MD for qemu-devel@nongnu.org; Mon, 25 Jun 2007 16:31:14 -0400 Received: from phoenix.bawue.net ([193.7.176.60] helo=mail.bawue.net) by monty-python.gnu.org with esmtps (TLS-1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.60) (envelope-from ) id 1I2vDO-0002MR-6z for qemu-devel@nongnu.org; Mon, 25 Jun 2007 16:31:14 -0400 Date: Mon, 25 Jun 2007 21:28:26 +0100 Subject: Re: [Qemu-devel] [PATCH, RFC] More than 2G of memory on 64-bit hosts Message-ID: <20070625202826.GD3665@networkno.de> References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: From: Thiemo Seufer Reply-To: qemu-devel@nongnu.org List-Id: qemu-devel.nongnu.org List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Blue Swirl Cc: qemu-devel Blue Swirl wrote: > This patch removes the restriction of 2G ram size on 64-bit hosts. > Theoretically Sparc32 on a SS-10 like machine could handle more than > 62GB of memory. > > There seems to be problems in the boot BIOSes to manage even >2G > memory sizes, I've found some in OpenBIOS but there are still many > left. > > Any comments? Probably it's time for host_phys_addr_t instead of unsigned long, for clarity and improved portability. Thiemo