[people/ms/u-boot.git] / board / cmi / cmi.c

/*
 * (C) Copyright 2003
 * Martin Winistoerfer, martinwinistoerfer@gmx.ch.
 *
 * See file CREDITS for list of people who contributed to this
 * project.
 *
 * 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
 */

/*
 * File:		cmi.c
 *
 * Discription:		For generic board specific functions
 *
 */


#include <common.h>
#include <mpc5xx.h>

#define SRAM_SIZE	1024000L	/* 1M RAM available*/

#if defined(__APPLE__)
/* Leading underscore on symbols */
#  define SYM_CHAR "_"
#else /* No leading character on symbols */
#  define SYM_CHAR
#endif

/*
 * Macros to generate global absolutes.
 */
#define GEN_SYMNAME(str) SYM_CHAR #str
#define GEN_VALUE(str) #str
#define GEN_ABS(name, value) \
		asm (".globl " GEN_SYMNAME(name)); \
		asm (GEN_SYMNAME(name) " = " GEN_VALUE(value))

/*
 * Check the board
 */
int checkboard(void)
{
    puts ("Board: ### No HW ID - assuming CMI board\n");
    return (0);
}

/*
 * Get RAM size.
 */
phys_size_t initdram(int board_type)
{
	return (SRAM_SIZE);		/* We currently have a static size adapted for cmi board. */
}

/*
 * Absolute environment address for linker file.
 */
GEN_ABS(env_start, CONFIG_ENV_OFFSET + CONFIG_SYS_FLASH_BASE);
Commit	Line	Data
0db5bca8 WD	1	/*
	2	* (C) Copyright 2003
	3	* Martin Winistoerfer, martinwinistoerfer@gmx.ch.
	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	/*
	25	* File: cmi.c
	26	*
	27	* Discription: For generic board specific functions
	28	*
	29	*/
	30
	31
	32	#include <common.h>
	33	#include <mpc5xx.h>
	34
	35	#define SRAM_SIZE 1024000L /* 1M RAM available*/
	36
	37	#if defined(__APPLE__)
	38	/* Leading underscore on symbols */
	39	# define SYM_CHAR "_"
	40	#else /* No leading character on symbols */
	41	# define SYM_CHAR
	42	#endif
	43
	44	/*
	45	* Macros to generate global absolutes.
	46	*/
	47	#define GEN_SYMNAME(str) SYM_CHAR #str
	48	#define GEN_VALUE(str) #str
	49	#define GEN_ABS(name, value) \
	50	asm (".globl " GEN_SYMNAME(name)); \
	51	asm (GEN_SYMNAME(name) " = " GEN_VALUE(value))
	52
	53	/*
	54	* Check the board
	55	*/
	56	int checkboard(void)
	57	{
	58	puts ("Board: ### No HW ID - assuming CMI board\n");
	59	return (0);
	60	}
	61
	62	/*
	63	* Get RAM size.
	64	*/
9973e3c6	65	phys_size_t initdram(int board_type)
0db5bca8 WD	66	{
	67	return (SRAM_SIZE); /* We currently have a static size adapted for cmi board. */
	68	}
	69
	70	/*
	71	* Absolute environment address for linker file.
	72	*/
6d0f6bcf	73	GEN_ABS(env_start, CONFIG_ENV_OFFSET + CONFIG_SYS_FLASH_BASE);