From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1FoLea-0007hS-IS for qemu-devel@nongnu.org; Thu, 08 Jun 2006 10:38:32 -0400 Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1FoLeZ-0007h5-Pq for qemu-devel@nongnu.org; Thu, 08 Jun 2006 10:38:32 -0400 Received: from [199.232.76.173] (helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1FoLeZ-0007gz-GZ for qemu-devel@nongnu.org; Thu, 08 Jun 2006 10:38:31 -0400 Received: from [65.74.133.6] (helo=mail.codesourcery.com) by monty-python.gnu.org with esmtps (TLS-1.0:DHE_RSA_AES_256_CBC_SHA:32) (Exim 4.52) id 1FoLmP-0006Uh-8n for qemu-devel@nongnu.org; Thu, 08 Jun 2006 10:46:37 -0400 From: Paul Brook Subject: Re: [Qemu-devel] Saving Sparc NVRAM contents between QEMU sessions Date: Thu, 8 Jun 2006 15:38:26 +0100 References: In-Reply-To: MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200606081538.26830.paul@codesourcery.com> Reply-To: qemu-devel@nongnu.org List-Id: qemu-devel.nongnu.org List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org On Thursday 08 June 2006 15:31, Blue Swirl wrote: > >Is there any functionality, existing or planned or patched, to save Sparc > >NVRAM contents between QEMU sessions and reload it when QEMU starts up ? > > Currently nvram is used to pass some information from Qemu to BIOS. Some > other mechanism would need to be implemented instead, if nvram contents > can't be used anymore. For example, some memory at fixed location. Or just make qemu override certain sections of the nvram. I'm assuming there is some sort of structure to the nvram contents, or at least particular areas reserved for/commonly used by the BIOS and the OS. Paul