xref: /openbmc/ipmi-fru-parser/writefrudata.hpp (revision c9508db8d33f4394e7c632b2c5cd15febaa8bf5e)
1 #ifndef __IPMI_WRITE_FRU_DATA_H__
2 #define __IPMI_WRITE_FRU_DATA_H__
3 
4 #include <stddef.h>
5 #include <stdint.h>
6 #include <systemd/sd-bus.h>
7 
8 #ifndef __cplusplus
9 #include <stdbool.h> // For bool variable
10 #endif
11 
12 // IPMI commands for Storage net functions.
13 enum ipmi_netfn_storage_cmds
14 {
15     IPMI_CMD_WRITE_FRU_DATA = 0x12
16 };
17 
18 // Format of write fru data command
19 struct write_fru_data_t
20 {
21     uint8_t frunum;
22     uint8_t offsetls;
23     uint8_t offsetms;
24     uint8_t data;
25 } __attribute__((packed));
26 
27 // Per IPMI v2.0 FRU specification
28 struct common_header
29 {
30     uint8_t fixed;
31     uint8_t internal_offset;
32     uint8_t chassis_offset;
33     uint8_t board_offset;
34     uint8_t product_offset;
35     uint8_t multi_offset;
36     uint8_t pad;
37     uint8_t crc;
38 } __attribute__((packed));
39 
40 // first byte in header is 1h per IPMI V2 spec.
41 #define IPMI_FRU_HDR_BYTE_ZERO 1
42 #define IPMI_FRU_INTERNAL_OFFSET offsetof(struct common_header, internal_offset)
43 #define IPMI_FRU_CHASSIS_OFFSET offsetof(struct common_header, chassis_offset)
44 #define IPMI_FRU_BOARD_OFFSET offsetof(struct common_header, board_offset)
45 #define IPMI_FRU_PRODUCT_OFFSET offsetof(struct common_header, product_offset)
46 #define IPMI_FRU_MULTI_OFFSET offsetof(struct common_header, multi_offset)
47 #define IPMI_FRU_HDR_CRC_OFFSET offsetof(struct common_header, crc)
48 #define IPMI_EIGHT_BYTES 8
49 
50 #ifdef __cplusplus
51 extern "C" {
52 #endif
53 
54 int ipmi_validate_fru_area(const uint8_t, const char*, sd_bus*, const bool);
55 
56 #ifdef __cplusplus
57 } // extern C
58 #endif
59 #endif
60