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unsik Kim75eb82e2009-02-25 11:31:24 +09001/*
2 * (C) Copyright 2009 mGine co.
3 * unsik Kim <donari75@gmail.com>
4 *
5 * See file CREDITS for list of people who contributed to this
6 * project.
7 *
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License as
10 * published by the Free Software Foundation; either version 2 of
11 * the License, or (at your option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
21 * MA 02111-1307 USA
22 */
23
24#ifndef MG_DISK_H_
25#define MG_DISK_H_
26
27#include <asm/types.h>
28
29/* private driver data */
30struct mg_drv_data {
31 /* base address of mflash */
32 u32 base;
33 /* Initialize hard reset, write protect, deep power down pins.
34 * Set these pins to GPIO and output high
35 */
36 void (*mg_ctrl_pin_init) (void);
37 /* Set hard reset pin for given level
38 * level : logical level of hard reset pin (0 or 1)
39 */
40 void (*mg_hdrst_pin) (u8 level);
41};
42
43struct mg_drv_data* mg_get_drv_data (void);
44
45unsigned int mg_disk_init (void);
46unsigned int mg_disk_read (u32 addr, u8 *buff, u32 len);
47unsigned int mg_disk_write(u32 addr, u8 *buff, u32 len);
48unsigned int mg_disk_write_sects(void *buff, u32 sect_num, u32 sect_cnt);
49unsigned int mg_disk_read_sects(void *buff, u32 sect_num, u32 sect_cnt);
50
51#endif /*MG_DISK_H_*/