projects / GitHub / mt8127 / android_kernel_alcatel_ttab.git / blame
| Commit | Line | Data |
|---|---|---|
| 1da177e4 | 1 | /* |
| 1da177e4 LT |
2 | * This file provides autodetection for ISA PnP IDE interfaces. |
| 3 | * It was tested with "ESS ES1868 Plug and Play AudioDrive" IDE interface. | |
| 4 | * | |
| 5 | * Copyright (C) 2000 Andrey Panin <pazke@donpac.ru> | |
| 6 | * | |
| 7 | * This program is free software; you can redistribute it and/or modify | |
| 8 | * it under the terms of the GNU General Public License as published by | |
| 9 | * the Free Software Foundation; either version 2, or (at your option) | |
| 10 | * any later version. | |
| 11 | * | |
| 12 | * You should have received a copy of the GNU General Public License | |
| 13 | * (for example /usr/src/linux/COPYING); if not, write to the Free | |
| 14 | * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. | |
| 15 | */ | |
| 16 | ||
| 17 | #include <linux/init.h> | |
| 18 | #include <linux/pnp.h> | |
| 19 | #include <linux/ide.h> | |
| 20 | ||
| 21 | /* Add your devices here :)) */ | |
| 22 | static struct pnp_device_id idepnp_devices[] = { | |
| 23 | /* Generic ESDI/IDE/ATA compatible hard disk controller */ | |
| 24 | {.id = "PNP0600", .driver_data = 0}, | |
| 25 | {.id = ""} | |
| 26 | }; | |
| 27 | ||
| 28 | static int idepnp_probe(struct pnp_dev * dev, const struct pnp_device_id *dev_id) | |
| 29 | { | |
| 30 | hw_regs_t hw; | |
| 31 | ide_hwif_t *hwif; | |
| 1da177e4 LT |
32 | |
| 33 | if (!(pnp_port_valid(dev, 0) && pnp_port_valid(dev, 1) && pnp_irq_valid(dev, 0))) | |
| 34 | return -1; | |
| 35 | ||
| 36 | memset(&hw, 0, sizeof(hw)); | |
| 37 | ide_std_init_ports(&hw, pnp_port_start(dev, 0), | |
| 38 | pnp_port_start(dev, 1)); | |
| 39 | hw.irq = pnp_irq(dev, 0); | |
| 1da177e4 | 40 | |
| 59bff5ba | 41 | hwif = ide_find_port(); |
| cbb010c1 BZ |
42 | if (hwif) { |
| 43 | u8 index = hwif->index; | |
| 8ac4ce74 | 44 | u8 idx[4] = { index, 0xff, 0xff, 0xff }; |
| cbb010c1 BZ |
45 | |
| 46 | ide_init_port_data(hwif, index); | |
| 47 | ide_init_port_hw(hwif, &hw); | |
| 1da177e4 | 48 | |
| cbb010c1 | 49 | printk(KERN_INFO "ide%d: generic PnP IDE interface\n", index); |
| 1da177e4 | 50 | pnp_set_drvdata(dev,hwif); |
| 8ac4ce74 | 51 | |
| c413b9b9 | 52 | ide_device_add(idx, NULL); |
| 8ac4ce74 | 53 | |
| 1da177e4 LT |
54 | return 0; |
| 55 | } | |
| 56 | ||
| 57 | return -1; | |
| 58 | } | |
| 59 | ||
| 60 | static void idepnp_remove(struct pnp_dev * dev) | |
| 61 | { | |
| 62 | ide_hwif_t *hwif = pnp_get_drvdata(dev); | |
| f82c2b17 BZ |
63 | |
| 64 | if (hwif) | |
| 93de00fd | 65 | ide_unregister(hwif->index); |
| f82c2b17 | 66 | else |
| 1da177e4 LT |
67 | printk(KERN_ERR "idepnp: Unable to remove device, please report.\n"); |
| 68 | } | |
| 69 | ||
| 70 | static struct pnp_driver idepnp_driver = { | |
| 71 | .name = "ide", | |
| 72 | .id_table = idepnp_devices, | |
| 73 | .probe = idepnp_probe, | |
| 74 | .remove = idepnp_remove, | |
| 75 | }; | |
| 76 | ||
| ade2daf9 | 77 | static int __init pnpide_init(void) |
| 1da177e4 | 78 | { |
| ade2daf9 | 79 | return pnp_register_driver(&idepnp_driver); |
| 1da177e4 | 80 | } |
| 6855036a | 81 | |
| ade2daf9 | 82 | static void __exit pnpide_exit(void) |
| 6855036a TH |
83 | { |
| 84 | pnp_unregister_driver(&idepnp_driver); | |
| 85 | } | |
| ade2daf9 BZ |
86 | |
| 87 | module_init(pnpide_init); | |
| 88 | module_exit(pnpide_exit); | |
| a62ee641 AB |
89 | |
| 90 | MODULE_LICENSE("GPL"); |