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g> 2005-10-29 14:32:20 -0400 Cleaned up AMD Au1200 IDE driver:' href='/cgit/cgit.cgi/litmus-rt.git/commit/drivers/ide/mips/au1xxx-ide.c?h=wip-gpu-interrupts&id=26a940e21752e0de8f068f77dad606a7d1986937'>26a940e21752
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/*
 * BRIEF MODULE DESCRIPTION
 * AMD Alchemy Au1xxx IDE interface routines over the Static Bus
 *
 * Copyright (c) 2003-2005 AMD, Personal Connectivity Solutions
 *
 * This program is free software; you can redistribute it and/or modify it under
 * the terms of the GNU General Public License as published by the Free Software
 * Foundation; either version 2 of the License, or (at your option) any later
 * version.
 *
 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
 * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
 * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR
 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 *
 * You should have received a copy of the GNU General Public License along with
 * this program; if not, write to the Free Software Foundation, Inc.,
 * 675 Mass Ave, Cambridge, MA 02139, USA.
 *
 * Note: for more information, please refer "AMD Alchemy Au1200/Au1550 IDE
 *       Interface and Linux Device Driver" Application Note.
 */
#include <linux/types.h>
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/delay.h>
#include <linux/platform_device.h>
#include <linux/init.h>
#include <linux/ide.h>
#include <linux/scatterlist.h>

#include <asm/mach-au1x00/au1xxx.h>
#include <asm/mach-au1x00/au1xxx_dbdma.h>
#include <asm/mach-au1x00/au1xxx_ide.h>

#define DRV_NAME	"au1200-ide"
#define DRV_AUTHOR	"Enrico Walther <enrico.walther@amd.com> / Pete Popov <ppopov@embeddedalley.com>"

/* enable the burstmode in the dbdma */
#define IDE_AU1XXX_BURSTMODE	1

static _auide_hwif auide_hwif;

#if defined(CONFIG_BLK_DEV_IDE_AU1XXX_PIO_DBDMA)