From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mailman by lists.gnu.org with archive (Exim 4.43) id 1DuMgL-0006Mt-J0 for mharc-grub-devel@gnu.org; Sun, 17 Jul 2005 23:52:41 -0400 Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1DuMgA-0006HI-Pl for grub-devel@gnu.org; Sun, 17 Jul 2005 23:52:32 -0400 Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1DuMfz-0006Av-K1 for grub-devel@gnu.org; Sun, 17 Jul 2005 23:52:24 -0400 Received: from [199.232.76.173] (helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1DuMfy-00066M-11 for grub-devel@gnu.org; Sun, 17 Jul 2005 23:52:18 -0400 Received: from [216.148.227.89] (helo=rwcrmhc12.comcast.net) by monty-python.gnu.org with esmtp (Exim 4.34) id 1DuMXP-00072I-63 for grub-devel@gnu.org; Sun, 17 Jul 2005 23:43:27 -0400 Received: from [24.9.31.244] (c-24-9-31-244.hsd1.co.comcast.net[24.9.31.244]) by comcast.net (rwcrmhc14) with ESMTP id <2005071803341601400b43nre>; Mon, 18 Jul 2005 03:34:16 +0000 Message-ID: <42DB2333.7050708@comcast.net> Date: Sun, 17 Jul 2005 21:34:11 -0600 From: Joel Buckley User-Agent: Mozilla Thunderbird 1.0 (X11/20041206) X-Accept-Language: en-us, en MIME-Version: 1.0 To: The development of GRUB 2 References: <20050717223204.2E7834BEAD@ws1-1.us4.outblaze.com> In-Reply-To: <20050717223204.2E7834BEAD@ws1-1.us4.outblaze.com> Content-Type: text/plain; charset=ISO-8859-5; format=flowed Content-Transfer-Encoding: 7bit Subject: Re: [PATCH] new ELF64 patch X-BeenThere: grub-devel@gnu.org X-Mailman-Version: 2.1.5 Precedence: list Reply-To: The development of GRUB 2 List-Id: The development of GRUB 2 List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 18 Jul 2005 03:52:36 -0000 Ruslan Nikolaev wrote: > I have seen that grub2 has a 4Gb limit when detecting memory size and > mmap. I think that is not good for both x86 and x86_64. i686 for > example can use 64 Gb of RAM. As for x86_64 it is 2^52 bytes. I can > try to fix this... But I also need an answer about ELF64 multiboot. > > Best regards, Ruslan. > Ruslan, I can see this would be a problem for the final running kernel. However, is 4GB sufficient for kernel loading & kernel memory discovery? I am interested in situations were 4GB would not be sufficient. Say, having grub2 being utilized for full device discovery for a minimalistic kernel... Or, having grub2 be the minimalistic kernel... Forgive me, I am still learning the Weirding Ways ;) Regards, Joel