xref: /openbmc/qemu/include/hw/i2c/smbus_eeprom.h (revision 59a3a1c0)
1 /*
2  * QEMU SMBus EEPROM API
3  *
4  * Permission is hereby granted, free of charge, to any person obtaining a copy
5  * of this software and associated documentation files (the "Software"), to deal
6  * in the Software without restriction, including without limitation the rights
7  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
8  * copies of the Software, and to permit persons to whom the Software is
9  * furnished to do so, subject to the following conditions:
10  *
11  * The above copyright notice and this permission notice shall be included in
12  * all copies or substantial portions of the Software.
13  *
14  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
17  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
20  * THE SOFTWARE.
21  */
22 
23 #ifndef HW_SMBUS_EEPROM_H
24 #define HW_SMBUS_EEPROM_H
25 
26 #include "exec/cpu-common.h"
27 #include "hw/i2c/i2c.h"
28 
29 void smbus_eeprom_init_one(I2CBus *bus, uint8_t address, uint8_t *eeprom_buf);
30 void smbus_eeprom_init(I2CBus *bus, int nb_eeprom,
31                        const uint8_t *eeprom_spd, int size);
32 
33 enum sdram_type { SDR = 0x4, DDR = 0x7, DDR2 = 0x8 };
34 uint8_t *spd_data_generate(enum sdram_type type, ram_addr_t size, Error **errp);
35 
36 #endif
37