| /* |
| * ARM default IDE host driver |
| * |
| * Copyright (C) 2004 Bartlomiej Zolnierkiewicz |
| * Based on code by: Russell King, Ian Molton and Alexander Schulz. |
| * |
| * May be copied or modified under the terms of the GNU General Public License. |
| */ |
| |
| #include <linux/kernel.h> |
| #include <linux/init.h> |
| #include <linux/ide.h> |
| |
| #include <asm/irq.h> |
| |
| #define DRV_NAME "ide_arm" |
| |
| #ifdef CONFIG_ARCH_CLPS7500 |
| # include <asm/arch/hardware.h> |
| # |
| # define IDE_ARM_IO (ISASLOT_IO + 0x1f0) |
| # define IDE_ARM_IRQ IRQ_ISA_14 |
| #else |
| # define IDE_ARM_IO 0x1f0 |
| # define IDE_ARM_IRQ IRQ_HARDDISK |
| #endif |
| |
| static int __init ide_arm_init(void) |
| { |
| unsigned long base = IDE_ARM_IO, ctl = IDE_ARM_IO + 0x206; |
| hw_regs_t hw, *hws[] = { &hw, NULL, NULL, NULL }; |
| |
| if (!request_region(base, 8, DRV_NAME)) { |
| printk(KERN_ERR "%s: I/O resource 0x%lX-0x%lX not free.\n", |
| DRV_NAME, base, base + 7); |
| return -EBUSY; |
| } |
| |
| if (!request_region(ctl, 1, DRV_NAME)) { |
| printk(KERN_ERR "%s: I/O resource 0x%lX not free.\n", |
| DRV_NAME, ctl); |
| release_region(base, 8); |
| return -EBUSY; |
| } |
| |
| memset(&hw, 0, sizeof(hw)); |
| ide_std_init_ports(&hw, base, ctl); |
| hw.irq = IDE_ARM_IRQ; |
| hw.chipset = ide_generic; |
| |
| return ide_host_add(NULL, hws, NULL); |
| } |
| |
| module_init(ide_arm_init); |
| |
| MODULE_LICENSE("GPL"); |