From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from localhost.localdomain (unknown [81.2.110.250]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client did not present a certificate) by ozlabs.org (Postfix) with ESMTP id B82D4DDE44 for ; Tue, 20 Feb 2007 08:07:15 +1100 (EST) Date: Mon, 19 Feb 2007 21:56:59 +0000 From: Alan To: Arnd Bergmann Subject: Re: [PATCHSET] libata: PATA driver for Celleb Message-ID: <20070219215659.15539fb3@localhost.localdomain> In-Reply-To: <200702151909.26082.arnd@arndb.de> References: <200701260724.l0Q7OISY027645@toshiba.co.jp> <200702151141.49708.jens@de.ibm.com> <20070215171414.GU923@austin.ibm.com> <200702151909.26082.arnd@arndb.de> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Cc: Jeff Garzik , linuxppc-dev@ozlabs.org, linux-ide@vger.kernel.org, paulus@samba.org, Andrew Morton , James K Lewis List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , > I fear that the hardest part is yet to come, when we integrate the > driver for the the PS3 (currently called gelic_net) into spidernet. > The trouble is that the hardware is sufficiently similar to share > all the high-level mechanisms like the DMA data structures and > descriptor chains, but the low-level mechanisms are hidden in the > hypervisor on the PS3. Someone will have to invest a significant > amount of time coordinating this so we don't break celleb and qs20 > in the process. That to me implies they should be different drivers using a common libata-something file. The PPC mac drivers likewise are currently mashed into one in drivers/ide but really want splitting for libata with some kind of libata-pmac owning the shared stuff Alan