projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 1da177e4 | 1 | /* |
| 99eb8a55 | 2 | * ARM default IDE host driver |
| 1da177e4 LT |
3 | * |
| 4 | * Copyright (C) 2004 Bartlomiej Zolnierkiewicz | |
| 5 | * Based on code by: Russell King, Ian Molton and Alexander Schulz. | |
| 6 | * | |
| 7 | * May be copied or modified under the terms of the GNU General Public License. | |
| 8 | */ | |
| 9 | ||
| 10 | #include <linux/kernel.h> | |
| 11 | #include <linux/init.h> | |
| 12 | #include <linux/ide.h> | |
| 13 | ||
| 1da177e4 LT |
14 | #include <asm/irq.h> |
| 15 | ||
| 2305d943 BZ |
16 | #define DRV_NAME "ide_arm" |
| 17 | ||
| 635f0258 RK |
18 | #define IDE_ARM_IO 0x1f0 |
| 19 | #define IDE_ARM_IRQ IRQ_HARDDISK | |
| 1da177e4 | 20 | |
| ade2daf9 | 21 | static int __init ide_arm_init(void) |
| 1da177e4 | 22 | { |
| 2305d943 | 23 | unsigned long base = IDE_ARM_IO, ctl = IDE_ARM_IO + 0x206; |
| c97c6aca | 24 | hw_regs_t hw, *hws[] = { &hw, NULL, NULL, NULL }; |
| 1da177e4 | 25 | |
| 2305d943 BZ |
26 | if (!request_region(base, 8, DRV_NAME)) { |
| 27 | printk(KERN_ERR "%s: I/O resource 0x%lX-0x%lX not free.\n", | |
| 28 | DRV_NAME, base, base + 7); | |
| 29 | return -EBUSY; | |
| 30 | } | |
| 31 | ||
| 32 | if (!request_region(ctl, 1, DRV_NAME)) { | |
| 33 | printk(KERN_ERR "%s: I/O resource 0x%lX not free.\n", | |
| 34 | DRV_NAME, ctl); | |
| 35 | release_region(base, 8); | |
| 36 | return -EBUSY; | |
| 37 | } | |
| 38 | ||
| 99eb8a55 | 39 | memset(&hw, 0, sizeof(hw)); |
| 2305d943 | 40 | ide_std_init_ports(&hw, base, ctl); |
| 99eb8a55 | 41 | hw.irq = IDE_ARM_IRQ; |
| d427e836 | 42 | hw.chipset = ide_generic; |
| cbb010c1 | 43 | |
| 6f904d01 | 44 | return ide_host_add(NULL, hws, NULL); |
| 1da177e4 | 45 | } |
| ade2daf9 BZ |
46 | |
| 47 | module_init(ide_arm_init); | |
| 57ad3ea0 AB |
48 | |
| 49 | MODULE_LICENSE("GPL"); |