1/*
2 * linux/include/asm-arm/arch-shark/ide.h
3 *
4 * by Alexander Schulz
5 *
6 * derived from:
7 * linux/include/asm-arm/arch-ebsa285/ide.h
8 * Copyright (c) 1998 Russell King
9 */
10
11#include <asm/irq.h>
12
13/*
14 * Set up a hw structure for a specified data port, control port and IRQ.
15 * This should follow whatever the default interface uses.
16 */
17static __inline__ void
18ide_init_hwif_ports(hw_regs_t *hw, int data_port, int ctrl_port, int *irq)
19{
20	ide_ioreg_t reg = (ide_ioreg_t) data_port;
21	int i;
22
23	memset(hw, 0, sizeof(*hw));
24
25	for (i = IDE_DATA_OFFSET; i <= IDE_STATUS_OFFSET; i++) {
26		hw->io_ports[i] = reg;
27		reg += 1;
28	}
29	hw->io_ports[IDE_CONTROL_OFFSET] = (ide_ioreg_t) ctrl_port;
30	if (irq)
31		*irq = 0;
32}
33
34/*
35 * This registers the standard ports for this architecture with the IDE
36 * driver.
37 */
38static __inline__ void
39ide_init_default_hwifs(void)
40{
41	hw_regs_t hw;
42
43	ide_init_hwif_ports(&hw, 0x1f0, 0x3f6, NULL);
44	hw.irq = 14;
45	ide_register_hw(&hw, NULL);
46}
47
48