xref: /dpdk/lib/ethdev/rte_dev_info.h (revision daa02b5cddbb8e11b31d41e2bf7bb1ae64dcae2f)
1 /* SPDX-License-Identifier: BSD-3-Clause
2  * Copyright(c) 2015 Intel Corporation
3  */
4 
5 #ifndef _RTE_DEV_INFO_H_
6 #define _RTE_DEV_INFO_H_
7 
8 #include <stdint.h>
9 
10 /*
11  * Placeholder for accessing device registers
12  */
13 struct rte_dev_reg_info {
14 	void *data; /**< Buffer for return registers */
15 	uint32_t offset; /**< Start register table location for access */
16 	uint32_t length; /**< Number of registers to fetch */
17 	uint32_t width; /**< Size of device register */
18 	uint32_t version; /**< Device version */
19 };
20 
21 /*
22  * Placeholder for accessing device EEPROM
23  */
24 struct rte_dev_eeprom_info {
25 	void *data; /**< Buffer for return EEPROM */
26 	uint32_t offset; /**< Start EEPROM address for access*/
27 	uint32_t length; /**< Length of EEPROM region to access */
28 	uint32_t magic; /**< Device-specific key, such as device-id */
29 };
30 
31 /**
32  * Placeholder for accessing plugin module EEPROM
33  */
34 struct rte_eth_dev_module_info {
35 	uint32_t type; /**< Type of plugin module EEPROM */
36 	uint32_t eeprom_len; /**< Length of plugin module EEPROM */
37 };
38 
39 /* EEPROM Standards for plug in modules */
40 #define RTE_ETH_MODULE_SFF_8079             0x1
41 #define RTE_ETH_MODULE_SFF_8079_LEN         256
42 #define RTE_ETH_MODULE_SFF_8472             0x2
43 #define RTE_ETH_MODULE_SFF_8472_LEN         512
44 #define RTE_ETH_MODULE_SFF_8636             0x3
45 #define RTE_ETH_MODULE_SFF_8636_LEN         256
46 #define RTE_ETH_MODULE_SFF_8636_MAX_LEN     640
47 #define RTE_ETH_MODULE_SFF_8436             0x4
48 #define RTE_ETH_MODULE_SFF_8436_LEN         256
49 #define RTE_ETH_MODULE_SFF_8436_MAX_LEN     640
50 
51 #endif /* _RTE_DEV_INFO_H_ */
52