PageRenderTime 22ms CodeModel.GetById 17ms app.highlight 2ms RepoModel.GetById 2ms app.codeStats 0ms

/drivers/ide/arm/ide_arm.c

https://bitbucket.org/evzijst/gittest
C | 43 lines | 29 code | 6 blank | 8 comment | 1 complexity | 6be81f821ab6d0523c0aea25e815cc44 MD5 | raw file
 1/*
 2 * ARM/ARM26 default IDE host driver
 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
14#include <asm/mach-types.h>
15#include <asm/irq.h>
16
17#ifdef CONFIG_ARM26
18# define IDE_ARM_HOST	(machine_is_a5k())
19#else
20# define IDE_ARM_HOST	(1)
21#endif
22
23#ifdef CONFIG_ARCH_CLPS7500
24# include <asm/arch/hardware.h>
25#
26# define IDE_ARM_IO	(ISASLOT_IO + 0x1f0)
27# define IDE_ARM_IRQ	IRQ_ISA_14
28#else
29# define IDE_ARM_IO	0x1f0
30# define IDE_ARM_IRQ	IRQ_HARDDISK
31#endif
32
33void __init ide_arm_init(void)
34{
35	if (IDE_ARM_HOST) {
36		hw_regs_t hw;
37
38		memset(&hw, 0, sizeof(hw));
39		ide_std_init_ports(&hw, IDE_ARM_IO, IDE_ARM_IO + 0x206);
40		hw.irq = IDE_ARM_IRQ;
41		ide_register_hw(&hw, NULL);
42	}
43}