linux-imx

/*

 *  ahci.c - AHCI SATA support

 *

 *  Maintained by:  Tejun Heo <tj@kernel.org>

 *              Please ALWAYS copy linux-ide@vger.kernel.org

 *          on emails.

 *

 *  Copyright 2004-2005 Red Hat, Inc.

 *

 *

 *  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, or (at your option)

 *  any later version.

 *

 *  This program is distributed in the hope that it will be useful,

 *  but WITHOUT ANY WARRANTY; without even the implied warranty of

 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 *  GNU General Public License for more details.

 *

 *  You should have received a copy of the GNU General Public License

 *  along with this program; see the file COPYING.  If not, write to

 *  the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.

 *

 *

 * libata documentation is available via 'make {ps|pdf}docs',

 * as Documentation/driver-api/libata.rst

 *

 * AHCI hardware documentation:

 * http://www.intel.com/technology/serialata/pdf/rev1_0.pdf

 * http://www.intel.com/technology/serialata/pdf/rev1_1.pdf

 *

 */

​

#include <linux/kernel.h>

#include <linux/module.h>

#include <linux/pci.h>

#include <linux/blkdev.h>

#include <linux/delay.h>

#include <linux/interrupt.h>

#include <linux/dma-mapping.h>

#include <linux/device.h>

#include <linux/dmi.h>

#include <linux/gfp.h>

#include <linux/msi.h>

#include <scsi/scsi_host.h>

#include <scsi/scsi_cmnd.h>

#include <linux/libata.h>

#include <linux/ahci-remap.h>

#include <linux/io-64-nonatomic-lo-hi.h>

#include "ahci.h"

​

#define DRV_NAME    "ahci"

#define DRV_VERSION "3.0"

​

enum {

    AHCI_PCI_BAR_STA2X11    = 0,

    AHCI_PCI_BAR_CAVIUM = 0,

    AHCI_PCI_BAR_ENMOTUS    = 2,

    AHCI_PCI_BAR_CAVIUM_GEN5    = 4,

    AHCI_PCI_BAR_STANDARD   = 5,

};

​

enum board_ids {

    /* board IDs by feature in alphabetical order */

    board_ahci,

    board_ahci_ign_iferr,

    board_ahci_mobile,

    board_ahci_nomsi,

    board_ahci_noncq,

    board_ahci_nosntf,

    board_ahci_yes_fbs,

​

    /* board IDs for specific chipsets in alphabetical order */

    board_ahci_avn,

    board_ahci_mcp65,

    board_ahci_mcp77,

    board_ahci_mcp89,

    board_ahci_mv,

    board_ahci_sb600,

    board_ahci_sb700,   /* for SB700 and SB800 */

    board_ahci_vt8251,

​

    /* aliases */

    board_ahci_mcp_linux    = board_ahci_mcp65,

    board_ahci_mcp67    = board_ahci_mcp65,

    board_ahci_mcp73    = board_ahci_mcp65,

    board_ahci_mcp79    = board_ahci_mcp77,

};

​

static int ahci_init_one(struct pci_dev *pdev, const struct pci_device_id *ent);

static void ahci_remove_one(struct pci_dev *dev);