u-boot/board/cmi/cmi.c

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/*
* (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);