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Diffstat (limited to 'board/cds/common/eeprom.h')
-rwxr-xr-x | board/cds/common/eeprom.h | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/board/cds/common/eeprom.h b/board/cds/common/eeprom.h new file mode 100755 index 0000000..12a0789 --- /dev/null +++ b/board/cds/common/eeprom.h @@ -0,0 +1,50 @@ +/* + * Copyright 2004 Freescale Semiconductor. + * + * 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 + */ + +#ifndef __EEPROM_H_ +#define __EEPROM_H_ + + +/* + * EEPROM Board System Register interface. + */ + + +/* + * CPU Board Revision + */ +#define MPC85XX_CPU_BOARD_REV(maj, min) ((((maj)&0xff) << 8) | ((min) & 0xff)) +#define MPC85XX_CPU_BOARD_MAJOR(rev) (((rev) >> 8) & 0xff) +#define MPC85XX_CPU_BOARD_MINOR(rev) ((rev) & 0xff) + +#define MPC85XX_CPU_BOARD_REV_UNKNOWN MPC85XX_CPU_BOARD_REV(0,0) +#define MPC85XX_CPU_BOARD_REV_1_0 MPC85XX_CPU_BOARD_REV(1,0) +#define MPC85XX_CPU_BOARD_REV_1_1 MPC85XX_CPU_BOARD_REV(1,1) + +/* + * Returns CPU board revision register as a 16-bit value with + * the Major in the high byte, and Minor in the low byte. + */ +extern unsigned int get_cpu_board_revision(void); + + +#endif /* __CADMUS_H_ */ |