u-boot/onenand_ipl/onenand_ipl.h
Kyungmin Park ca6189db48 Refactor OneNAND IPL code
Refactoring the OneNAND IPL code

and some minor fixed:
- Remove unnecessary header file
- Fix wrong access at read interrupt
- The recent OneNAND has 4KiB pagesize

Also Board can override OneNAND IPL image

Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
2009-09-28 14:17:56 -05:00

37 lines
1.3 KiB
C

/*
* (C) Copyright 2005-2008 Samsung Electronics
* Kyungmin Park <kyungmin.park@samsung.com>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
#ifndef _ONENAND_IPL_H
#define _ONENAND_IPL_H
#include <linux/mtd/onenand_regs.h>
#define onenand_readw(a) readw(THIS_ONENAND(a))
#define onenand_writew(v, a) writew(v, THIS_ONENAND(a))
#define THIS_ONENAND(a) (CONFIG_SYS_ONENAND_BASE + (a))
#define READ_INTERRUPT() onenand_readw(ONENAND_REG_INTERRUPT)
extern int (*onenand_read_page)(ulong block, ulong page,
u_char *buf, int pagesize);
extern int onenand_read_block(unsigned char *buf);
#endif