From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:54324) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ZjDIj-00055q-NU for qemu-devel@nongnu.org; Mon, 05 Oct 2015 17:28:06 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1ZjDIg-00066n-HA for qemu-devel@nongnu.org; Mon, 05 Oct 2015 17:28:05 -0400 Received: from mx1.redhat.com ([209.132.183.28]:59566) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ZjDIg-00066h-BQ for qemu-devel@nongnu.org; Mon, 05 Oct 2015 17:28:02 -0400 References: <5612939D.8050600@redhat.com> <20151005204402.GB3258@gmail.com> From: John Snow Message-ID: <5612EB60.2070709@redhat.com> Date: Mon, 5 Oct 2015 17:28:00 -0400 MIME-Version: 1.0 In-Reply-To: <20151005204402.GB3258@gmail.com> Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: 7bit Subject: Re: [Qemu-devel] QEMU+Linux ARMv7A current state List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Beniamino Galvani Cc: Peter Maydell , Rob Herring , Igor Mitsyanko , "qemu-devel@nongnu.org Developers" , Nathan Rossi , Sai Pavan Boddu , Peter Crosthwaite , Richard Purdie , Alistair Francis , Guenter Roeck On 10/05/2015 04:44 PM, Beniamino Galvani wrote: > On Mon, Oct 05, 2015 at 11:13:33AM -0400, John Snow wrote: >> I'm looking into the cubieboard now. Is our emulation based on any >> particular model? (1-4?) > > The first model, the one with Allwinner A10. > >> I'm trying to see if I can find anything that resembles a spec to see >> what kind of registers this SoC has for its SATA controller. > > There is some documentation on the SoC here, but apparently nothing on > SATA: > > http://dl.linux-sunxi.org/A10/ > > Beniamino > http://linux-sunxi.org/SATA looks relevant... http://dl.cubieforums.com/files/pdf/A10_development_board_user_manual--2011.9.23_English.pdf mentions the feature list: The board provides one SATA interface, which features: - Support SATA 1.5Gb/s, and SATA 3.0Gb/s - Compliant to SATA Spec. 2.6, and AHCI Revision 1.3 Specifications - Support industry-standard AMBA High-Performance Bus (AHB) and fully compliant to the AMBA Specification, Revision 2.0; Support 32-bit Little Endian - OOB signaling detection and generation - SATA 1.5Gb/s and SATA 3.0Gb/s speed negotiation when Tx OOB signaling is selected - Support device hot-plugging - Support power management features including automatic Partial to Slumber transition - Internal DMA Engine for Command and Data Transactions - Support hardware-assisted Native Command Queuing (NCQ) for up to 32-entries - Support external SATA (eSATA) I can't find anything else, though. I'll just have to wait from Peter to see what registers he needed to modify to get it working. Thanks, --js