1: /*
    2:  * QEMU EEPROM 93xx emulation
    3:  *
    4:  * Copyright (c) 2006-2007 Stefan Weil
    5:  *
    6:  * This program is free software; you can redistribute it and/or modify
    7:  * it under the terms of the GNU General Public License as published by
    8:  * the Free Software Foundation; either version 2 of the License, or
    9:  * (at your option) any later version.
   10:  *
   11:  * This program is distributed in the hope that it will be useful,
   12:  * but WITHOUT ANY WARRANTY; without even the implied warranty of
   13:  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   14:  * GNU General Public License for more details.
   15:  *
   16:  * You should have received a copy of the GNU General Public License
   17:  * along with this program; if not, write to the Free Software
   18:  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
   19:  */
   20: 
   21: #ifndef EEPROM93XX_H
   22: #define EEPROM93XX_H
   23: 
   24: typedef struct _eeprom_t eeprom_t;
   25: 
   26: /* Create a new EEPROM with (nwords * 2) bytes. */
   27: eeprom_t *eeprom93xx_new(uint16_t nwords);
   28: 
   29: /* Destroy an existing EEPROM. */
   30: void eeprom93xx_free(eeprom_t *eeprom);
   31: 
   32: /* Read from the EEPROM. */
   33: uint16_t eeprom93xx_read(eeprom_t *eeprom);
   34: 
   35: /* Write to the EEPROM. */
   36: void eeprom93xx_write(eeprom_t *eeprom, int eecs, int eesk, int eedi);
   37: 
   38: /* Get EEPROM data array. */
   39: uint16_t *eeprom93xx_data(eeprom_t *eeprom);
   40: 
   41: #endif /* EEPROM93XX_H */