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/*
* Copyright (c) 2019-2020, Broadcom
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#ifndef FRU_H
#define FRU_H
#include <stdbool.h>
#include <stdint.h>
/* max string length */
#define FRU_MAX_STR_LEN 32
/* max number of DDR channels */
#define BCM_MAX_NR_DDR 3
/* max supported FRU table size */
#define BCM_MAX_FRU_LEN 512
/* FRU table starting offset */
#define BCM_FRU_TBL_OFFSET 0x300000
/* FRU time constants */
#define MINS_PER_DAY 1440
#define MINS_PER_HOUR 60
#define FRU_YEAR_START 1996
#define FRU_MONTH_START 1
#define FRU_DAY_START 1
#define MONTHS_PER_YEAR 12
/*
* FRU areas based on the spec
*/
enum fru_area_name {
FRU_AREA_INTERNAL = 0,
FRU_AREA_CHASSIS_INFO,
FRU_AREA_BOARD_INFO,
FRU_AREA_PRODUCT_INFO,
FRU_AREA_MRECORD_INFO,
FRU_MAX_NR_AREAS
};
/*
* FRU area information
*
* @use: indicate this area is being used
* @version: format version
* @offset: offset of this area from the beginning of the FRU table
* @len: total length of the area
*/
struct fru_area_info {
bool use;
uint8_t version;
unsigned int offset;
unsigned int len;
};
/*
* DDR MCB information
*
* @idx: DDR channel index
* @size_mb: DDR size of this channel in MB
* @ref_id: DDR MCB reference ID
*/
struct ddr_mcb {
unsigned int idx;
unsigned int size_mb;
uint32_t ref_id;
};
/*
* DDR information
*
* @ddr_info: array that contains MCB related info for each channel
*/
struct ddr_info {
struct ddr_mcb mcb[BCM_MAX_NR_DDR];
};
/*
* FRU board area information
*
* @lang: Language code
* @mfg_date: Manufacturing date
* @manufacturer: Manufacturer
* @product_name: Product name
* @serial_number: Serial number
* @part_number: Part number
* @file_id: FRU file ID
*/
struct fru_board_info {
unsigned char lang;
unsigned int mfg_date;
unsigned char manufacturer[FRU_MAX_STR_LEN];
unsigned char product_name[FRU_MAX_STR_LEN];
unsigned char serial_number[FRU_MAX_STR_LEN];
unsigned char part_number[FRU_MAX_STR_LEN];
unsigned char file_id[FRU_MAX_STR_LEN];
};
/*
* FRU manufacture date in human readable format
*/
struct fru_time {
unsigned int min;
unsigned int hour;
unsigned int day;
unsigned int month;
unsigned int year;
};
#ifdef USE_FRU
int fru_validate(uint8_t *data, struct fru_area_info *fru_area);
int fru_parse_ddr(uint8_t *data, struct fru_area_info *area,
struct ddr_info *ddr);
int fru_parse_board(uint8_t *data, struct fru_area_info *area,
struct fru_board_info *board);
void fru_format_time(unsigned int min, struct fru_time *tm);
#else
static inline int fru_validate(uint8_t *data, struct fru_area_info *fru_area)
{
return -1;
}
static inline int fru_parse_ddr(uint8_t *data, struct fru_area_info *area,
struct ddr_info *ddr)
{
return -1;
}
static inline int fru_parse_board(uint8_t *data, struct fru_area_info *area,
struct fru_board_info *board)
{
return -1;
}
static inline void fru_format_time(unsigned int min, struct fru_time *tm)
{
}
#endif /* USE_FRU */
#endif /* FRU_H */
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