/* *                     OpenBIOS - free your system!  *              ( firmware/flash device driver for Linux ) *                           *  programming.h - prototypes for flash device programming   *   *  This program is part of a free implementation of the IEEE 1275-1994  *  Standard for Boot (Initialization Configuration) Firmware. * *  Copyright (C) 1998-2004  Stefan Reinauer, <stepan@openbios.org> * *  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; version 2 of the License. * *  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., 51 Franklin St, Fifth Floor, Boston, MA, 02110-1301 USA * *//* Addresses */#define ADDR_MANUFACTURER	0x0000#define ADDR_DEVICE_ID		0x0001#define ADDR_SECTOR_LOCK	0x0002#define ADDR_HANDSHAKE		0x0003#define ADDR_UNLOCK_1		0x5555#define ADDR_UNLOCK_2		0x2AAA#define ADDR_COMMAND		0x5555/* Commands */#define CMD_UNLOCK_DATA_1		0xAA#define CMD_UNLOCK_DATA_2		0x55#define CMD_MANUFACTURER_UNLOCK_DATA	0x90#define CMD_UNLOCK_BYPASS_MODE		0x20#define CMD_PROGRAM_UNLOCK_DATA		0xA0#define CMD_RESET_DATA			0xF0#define CMD_SECTOR_ERASE_UNLOCK_DATA	0x80#define CMD_SECTOR_ERASE_UNLOCK_DATA_2	0x30#define CMD_ERASE_DATA			0x10#define CMD_UNLOCK_SECTOR		0x60extern int flashcount;void flash_command(unsigned char *addr, unsigned char command);void flash_program (unsigned char *addr);void flash_program_atmel (unsigned char *addr);int  flash_ready_toggle (unsigned char *addr, unsigned int offset);int  flash_ready_poll (unsigned char *addr, unsigned int offset, unsigned char data);int  flash_erase (unsigned char *addr, unsigned int flashnum);int  flash_erase_sectors (unsigned char *addr, unsigned int flashnum, 			unsigned int startsec, unsigned int endsec);void iflash_program_byte  (unsigned char *addr, unsigned int offset, unsigned char data);int  iflash_erase_sectors (unsigned char *addr, unsigned int flashnum, unsigned int startsec, unsigned int endsec);unsigned char flash_readb(unsigned char *addr, unsigned int offset);void flash_writeb(unsigned char *addr, unsigned int offset, unsigned char data);int flash_probe_address(void *address);void flash_probe_area(unsigned long romaddr, unsigned long romsize, 		int map_always);