~ [ source navigation ] ~ [ diff markup ] ~ [ identifier search ] ~ [ freetext search ] ~ [ file search ] ~

Linux Cross Reference
Linux-2.6.17/drivers/ide/ide-pnp.c

Version: ~ [ 2.6.16 ] ~ [ 2.6.17 ] ~
Architecture: ~ [ ia64 ] ~ [ i386 ] ~ [ arm ] ~ [ ppc ] ~ [ sparc64 ] ~ 
  1 /*
  2  * linux/drivers/ide/ide-pnp.c
  3  *
  4  * This file provides autodetection for ISA PnP IDE interfaces.
  5  * It was tested with "ESS ES1868 Plug and Play AudioDrive" IDE interface.
  6  *
  7  * Copyright (C) 2000 Andrey Panin <pazke@donpac.ru>
  8  *
  9  * This program is free software; you can redistribute it and/or modify
 10  * it under the terms of the GNU General Public License as published by
 11  * the Free Software Foundation; either version 2, or (at your option)
 12  * any later version.
 13  *
 14  * You should have received a copy of the GNU General Public License
 15  * (for example /usr/src/linux/COPYING); if not, write to the Free
 16  * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.  
 17  */
 18 
 19 #include <linux/init.h>
 20 #include <linux/pnp.h>
 21 #include <linux/ide.h>
 22 
 23 /* Add your devices here :)) */
 24 static struct pnp_device_id idepnp_devices[] = {
 25         /* Generic ESDI/IDE/ATA compatible hard disk controller */
 26         {.id = "PNP0600", .driver_data = 0},
 27         {.id = ""}
 28 };
 29 
 30 static int idepnp_probe(struct pnp_dev * dev, const struct pnp_device_id *dev_id)
 31 {
 32         hw_regs_t hw;
 33         ide_hwif_t *hwif;
 34         int index;
 35 
 36         if (!(pnp_port_valid(dev, 0) && pnp_port_valid(dev, 1) && pnp_irq_valid(dev, 0)))
 37                 return -1;
 38 
 39         memset(&hw, 0, sizeof(hw));
 40         ide_std_init_ports(&hw, pnp_port_start(dev, 0),
 41                                 pnp_port_start(dev, 1));
 42         hw.irq = pnp_irq(dev, 0);
 43         hw.dma = NO_DMA;
 44 
 45         index = ide_register_hw(&hw, &hwif);
 46 
 47         if (index != -1) {
 48                 printk(KERN_INFO "ide%d: generic PnP IDE interface\n", index);
 49                 pnp_set_drvdata(dev,hwif);
 50                 return 0;
 51         }
 52 
 53         return -1;
 54 }
 55 
 56 static void idepnp_remove(struct pnp_dev * dev)
 57 {
 58         ide_hwif_t *hwif = pnp_get_drvdata(dev);
 59         if (hwif) {
 60                 ide_unregister(hwif->index);
 61         } else
 62                 printk(KERN_ERR "idepnp: Unable to remove device, please report.\n");
 63 }
 64 
 65 static struct pnp_driver idepnp_driver = {
 66         .name           = "ide",
 67         .id_table       = idepnp_devices,
 68         .probe          = idepnp_probe,
 69         .remove         = idepnp_remove,
 70 };
 71 
 72 void __init pnpide_init(void)
 73 {
 74         pnp_register_driver(&idepnp_driver);
 75 }
 76
~ [ source navigation ] ~ [ diff markup ] ~ [ identifier search ] ~ [ freetext search ] ~ [ file search ] ~
This page was automatically generated by the LXR engine.
Visit the LXR main site for more information.