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 */