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author | wdenk <wdenk> | 2003-03-31 17:27:09 +0000 |
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committer | wdenk <wdenk> | 2003-03-31 17:27:09 +0000 |
commit | 0db5bca8076998a7516102988ac976a2da28d531 (patch) | |
tree | a722fe95ad378dea8b2ec9777744dc0a4a8d72a3 /board/cmi/cmi.c | |
parent | 85ec0bcc1bc40a67368461fee0435d79305168b1 (diff) | |
download | u-boot-imx-0db5bca8076998a7516102988ac976a2da28d531.zip u-boot-imx-0db5bca8076998a7516102988ac976a2da28d531.tar.gz u-boot-imx-0db5bca8076998a7516102988ac976a2da28d531.tar.bz2 |
* Patch by Martin Winistoerfer, 23 Mar 2003
- Add port to MPC555/556 microcontrollers
- Add support for cmi customer board with
Intel 28F128J3A, 28F320J3A or 28F640J3A flash.
* Patch by Rick Bronson, 28 Mar 2003:
- fix common/cmd_nand.c
Diffstat (limited to 'board/cmi/cmi.c')
-rw-r--r-- | board/cmi/cmi.c | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/board/cmi/cmi.c b/board/cmi/cmi.c new file mode 100644 index 0000000..cbf34f7 --- /dev/null +++ b/board/cmi/cmi.c @@ -0,0 +1,73 @@ +/* + * (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. + */ +long int 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, CFG_ENV_OFFSET + CFG_FLASH_BASE); |