/* * 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 <mach/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");