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typedef enum {FLASH_BLOCK_4K = 0, /**< flash erase block size 4k */FLASH_BLOCK_32K = 1, /**< flash erase block size 32k */FLASH_BLOCK_64K = 2 /**< flash erase block size 64k */}flash_block_t;/* flash 空间索引 */typedef enum{FLASH_CATALOG_ZONE = 0,FLASH_SYSLOG_PARA_ZONE,FLASH_SYSLOG_ZONE,FLASH_ZONEX,}flash_zone_e;typedef struct{flash_zone_e zone;uint32_t start_address;uint32_t end_address;}flash_table_t;/* 地址划分 */static const flash_table_t flash_table[] = {{ .zone = FLASH_CATALOG_ZONE, .start_address = 0x03200000, .end_address = 0x032FFFFF},{ .zone = FLASH_SYSLOG_PARA_ZONE, .start_address = 0x03300000, .end_address = 0x033FFFFF},{ .zone = FLASH_SYSLOG_ZONE, .start_address = 0x03400000, .end_address = 0x03FFFFFF},};
flash_table_t *get_flash_table(flash_zone_e zone){int i = 0;for (i = 0; i < flash_zone_count; i++) {if (zone == flash_table[i].zone)return (flash_table_t *)&flash_table[i];}return NULL;}int flash_erase(flash_zone_e zone, uint32_t address, flash_block_t block_type){flash_table_t *flash_table_tmp = get_flash_table(zone);if (flash_table_tmp == NULL)return -1;if (address < flash_table_tmp->start_address ||address > flash_table_tmp->end_address)return -1;return bsp_spi_flash_erase(address, block_type);}int flash_write(flash_zone_e zone, uint32_t address, const uint8_t*data, uint32_t length){flash_table_t *flash_table_tmp = get_flash_table(zone);if (flash_table_tmp == NULL)return -1;if ((address < flash_table_tmp->start_address) ||((address + length) > flash_table_tmp->end_address))return -1;return bsp_spi_flash_buffer_write(address, (uint8_t *)data, length);}int flash_read(flash_zone_e zone, uint32_t address, uint8_t*buffer, uint32_t length){flash_table_t *flash_table_tmp = get_flash_table(zone);if (flash_table_tmp == NULL)return -1;if ((address < flash_table_tmp->start_address) ||((address + length) > flash_table_tmp->end_address))return -1;bsp_spi_flash_buffer_read(buffer, address, length);return 0;}
typedef struct {uint16_t Year; /* 年份:YYYY */uint8_t Month; /* 月份:MM */uint8_t Day; /* 日:DD */uint8_t Hour; /* 小时:HH */uint8_t Minute; /* 分钟:MM */uint8_t Second; /* 秒:SS */}time_t;int bsp_rtc_get_time(time_t *date);
typedef struct {uint32_t magic; /* 参数标识符 */uint16_t crc; /* 校验值 */uint16_t len; /* 参数长度 */} single_sav_t;
/* 日志区参数 */typedef struct {uint32_t write_pos; /* 写位置 */uint32_t catalog_num; /* 目录项个数 */uint8_t log_cyclic_status; /* 系统日志环形写状态 */uint8_t catalog_cyclic_status; /* 日志目录环形写状态 */time_t log_latest_time; /* 存储最新时间 */}system_log_t;/* 目录区参数 */typedef struct {uint32_t log_id; /* 日志索引 */uint32_t log_addr; /* 日志地址 */uint32_t log_offset; /* 日志偏移大小，单位：字节 */time_t log_time; /* 日志存储时间 */}system_catalog_t;/* 系统日志参数 */typedef struct {single_sav_t crc_val;system_log_t system_log;system_catalog_t system_catalog;}sys_log_param_t;typedef struct {uint8_t system_log_print_enable; /* 系统日志打印使能 */uint16_t system_log_print_id; /* 打印指定id系统日志 */uint32_t system_log_param_addr; /* 当前日志写地址 */} sys_ram_t;sys_ram_t SysRam;sys_log_param_t SysLogParam;sys_ram_t *gp_sys_ram = &SysRam;sys_log_param_t *gp_sys_log = &SysLogParam;
/* 16位CRC校验高位表 */static const uint8_t auchCRCHi[]={0x00,0xc1,0x81,0x40,0x01,0xc0,0x80,0x41,0x01,0xc0,0x80,0x41,0x00,0xc1,0x81,0x40,0x01,0xc0,0x80,0x41,0x00,0xc1,0x81,0x40,0x00,0xc1,0x81,0x40,0x01,0xc0,0x80,0x41,0x01,0xc0,0x80,0x41,0x00,0xc1,0x81,0x40,0x00,0xc1,0x81,0x40,0x01,0xc0,0x80,0x41,0x00,0xc1,0x81,0x40,0x01,0xc0,0x80,0x41,0x01,0xc0,0x80,0x41,0x00,0xc1,0x81,0x40,0x01,0xc0,0x80,0x41,0x00,0xc1,0x81,0x40,0x00,0xc1,0x81,0x40,0x01,0xc0,0x80,0x41,0x00,0xc1,0x81,0x40,0x01,0xc0,0x80,0x41,0x01,0xc0,0x80,0x41,0x00,0xc1,0x81,0x40,0x00,0xc1,0x81,0x40,0x01,0xc0,0x80,0x41,0x01,0xc0,0x80,0x41,0x00,0xc1,0x81,0x40,0x01,0xc0,0x80,0x41,0x00,0xc1,0x81,0x40,0x00,0xc1,0x81,0x40,0x01,0xc0,0x80,0x41,0x01,0xc0,0x80,0x41,0x00,0xc1,0x81,0x40,0x00,0xc1,0x81,0x40,0x01,0xc0,0x80,0x41,0x00,0xc1,0x81,0x40,0x01,0xc0,0x80,0x41,0x01,0xc0,0x80,0x41,0x00,0xc1,0x81,0x40,0x00,0xc1,0x81,0x40,0x01,0xc0,0x80,0x41,0x01,0xc0,0x80,0x41,0x00,0xc1,0x81,0x40,0x01,0xc0,0x80,0x41,0x00,0xc1,0x81,0x40,0x00,0xc1,0x81,0x40,0x01,0xc0,0x80,0x41,0x00,0xc1,0x81,0x40,0x01,0xc0,0x80,0x41,0x01,0xc0,0x80,0x41,0x00,0xc1,0x81,0x40,0x01,0xc0,0x80,0x41,0x00,0xc1,0x81,0x40,0x00,0xc1,0x81,0x40,0x01,0xc0,0x80,0x41,0x01,0xc0,0x80,0x41,0x00,0xc1,0x81,0x40,0x00,0xc1,0x81,0x40,0x01,0xc0,0x80,0x41,0x00,0xc1,0x81,0x40,0x01,0xc0,0x80,0x41,0x01,0xc0,0x80,0x41,0x00,0xc1,0x81,0x40};/* 16位CRC校验低位表 */static const uint8_t auchCRCLo[]={0x00,0xc0,0xc1,0x01,0xc3,0x03,0x02,0xc2,0xc6,0x06,0x07,0xc7,0x05,0xc5,0xc4,0x04,0xcc,0x0c,0x0d,0xcd,0x0f,0xcf,0xce,0x0e,0x0a,0xca,0xcb,0x0b,0xc9,0x09,0x08,0xc8,0xd8,0x18,0x19,0xd9,0x1b,0xdb,0xda,0x1a,0x1e,0xde,0xdf,0x1f,0xdd,0x1d,0x1c,0xdc,0x14,0xd4,0xd5,0x15,0xd7,0x17,0x16,0xd6,0xd2,0x12,0x13,0xd3,0x11,0xd1,0xd0,0x10,0xf0,0x30,0x31,0xf1,0x33,0xf3,0xf2,0x32,0x36,0xf6,0xf7,0x37,0xf5,0x35,0x34,0xf4,0x3c,0xfc,0xfd,0x3d,0xff,0x3f,0x3e,0xfe,0xfa,0x3a,0x3b,0xfb,0x39,0xf9,0xf8,0x38,0x28,0xe8,0xe9,0x29,0xeb,0x2b,0x2a,0xea,0xee,0x2e,0x2f,0xef,0x2d,0xed,0xec,0x2c,0xe4,0x24,0x25,0xe5,0x27,0xe7,0xe6,0x26,0x22,0xe2,0xe3,0x23,0xe1,0x21,0x20,0xe0,0xa0,0x60,0x61,0xa1,0x63,0xa3,0xa2,0x62,0x66,0xa6,0xa7,0x67,0xa5,0x65,0x64,0xa4,0x6c,0xac,0xad,0x6d,0xaf,0x6f,0x6e,0xae,0xaa,0x6a,0x6b,0xab,0x69,0xa9,0xa8,0x68,0x78,0xb8,0xb9,0x79,0xbb,0x7b,0x7a,0xba,0xbe,0x7e,0x7f,0xbf,0x7d,0xbd,0xbc,0x7c,0xb4,0x74,0x75,0xb5,0x77,0xb7,0xb6,0x76,0x72,0xb2,0xb3,0x73,0xb1,0x71,0x70,0xb0,0x50,0x90,0x91,0x51,0x93,0x53,0x52,0x92,0x96,0x56,0x57,0x97,0x55,0x95,0x94,0x54,0x9c,0x5c,0x5d,0x9d,0x5f,0x9f,0x9e,0x5e,0x5a,0x9a,0x9b,0x5b,0x99,0x59,0x58,0x98,0x88,0x48,0x49,0x89,0x4b,0x8b,0x8a,0x4a,0x4e,0x8e,0x8f,0x4f,0x8d,0x4d,0x4c,0x8c,0x44,0x84,0x85,0x45,0x87,0x47,0x46,0x86,0x82,0x42,0x43,0x83,0x41,0x81,0x80,0x40};/* 实现crc功能函数 */static uint16_t CRC16(uint8_t* puchMsg, uint16_t usDataLen){uint8_t uchCRCHi=0xff;uint8_t uchCRCLo=0xff;uint16_t uIndex;while(usDataLen--) {uIndex=uchCRCHi^*(puchMsg++);uchCRCHi=uchCRCLo^auchCRCHi[uIndex];uchCRCLo=auchCRCLo[uIndex];}return uchCRCHi<<8|uchCRCLo;}
void save_system_log_param(void){uint32_t i = 0;uint32_t addr = 0;uint32_t remainbyte = 0;uint32_t start_addr;int len = sizeof(sys_log_param_t);uint8_t *pdata = (uint8_t *)&SysLogParam;flash_table_t *flash_tmp = get_flash_table(FLASH_SYSLOG_PARA_ZONE);/* 校验参数 */gp_sys_log->crc_val.magic = SYSTEM_LOG_MAGIC_PARAM;gp_sys_log->crc_val.len = sizeof(sys_log_param_t) - sizeof(single_sav_t);gp_sys_log->crc_val.crc = CRC16(&pdata[sizeof(single_sav_t)], gp_sys_log->crc_val.len);start_addr = gp_sys_ram->system_log_param_addr;/* 剩余内存不够写，则重新从起始地址开始写，实现环形存储功能 */if ((start_addr + len) > flash_tmp->end_address) {start_addr = flash_tmp->start_address;}gp_sys_ram->system_log_param_addr = start_addr + len;/* 首地址存储，擦除整个系统日志参数存储区，如果划分的内存较大，可能出现第一次擦写等待时间较长，但实际应用嵌入式设备应该不会占用太多的内存存储系统日志，只当为辅助使用，有额外应用可自行实现 */if (flash_tmp->start_address == start_addr) {/*for (i = flash_tmp->start_address; i < flash_tmp->end_address; i+= FLASH_SECTOR_SIZE)flash_erase(FLASH_SYSLOG_PARA_ZONE, SECTOR_BASE(i), FLASH_BLOCK_4K);*/addr = flash_tmp->start_address;do {if ((addr + FLASH_BLOCK_64K_SIZE) <= flash_tmp->end_address) {flash_erase(FLASH_SYSLOG_PARA_ZONE, BLOCK_64K_BASE(i), FLASH_BLOCK_64K);addr += FLASH_BLOCK_64K_SIZE;} else if ((addr + FLASH_BLOCK_32K_SIZE) <= flash_tmp->end_address) {flash_erase(FLASH_SYSLOG_PARA_ZONE, BLOCK_32K_BASE(i), FLASH_BLOCK_32K);addr += FLASH_BLOCK_32K_SIZE;} else if ((addr + FLASH_SECTOR_SIZE) <= flash_tmp->end_address) {flash_erase(FLASH_SYSLOG_PARA_ZONE, SECTOR_BASE(i), FLASH_BLOCK_4K);addr += FLASH_SECTOR_SIZE;} else {break;}} while (addr < flash_tmp->end_address);}remainbyte = FLASH_SECTOR_SIZE - (start_addr % FLASH_SECTOR_SIZE);if (remainbyte > len) {remainbyte = len;}while (1) {flash_write(FLASH_SYSLOG_PARA_ZONE, start_addr, pdata, remainbyte);if (remainbyte == len) {break;} else {pdata += remainbyte;start_addr += remainbyte;len -= remainbyte;remainbyte = (len > FLASH_SECTOR_SIZE) ? FLASH_SECTOR_SIZE : len;}}}
void load_system_log_default_param(void){/* 系统日志默认参数 *//* 目录环写状态标志 */gp_sys_log->system_log.catalog_cyclic_status = 0x00;/* 目录项个数 */gp_sys_log->system_log.catalog_num = 0;/* 日志环写标志 , 1:环写状态 */gp_sys_log->system_log.log_cyclic_status = 0;/* 设置默认值，实际会重新从RTC获取最新时间 */gp_sys_log->system_log.log_latest_time.Year = 2019;gp_sys_log->system_log.log_latest_time.Month = 5;gp_sys_log->system_log.log_latest_time.Day = 8;gp_sys_log->system_log.log_latest_time.Hour = 13;gp_sys_log->system_log.log_latest_time.Minute = 14;gp_sys_log->system_log.log_latest_time.Second = 10;/* 日志写位置从0开始 */gp_sys_log->system_log.write_pos = 0;gp_sys_log->system_catalog.log_addr = 0;gp_sys_log->system_catalog.log_id = 0;gp_sys_log->system_catalog.log_offset = 0;gp_sys_log->system_catalog.log_time.Year = 2019;gp_sys_log->system_catalog.log_time.Month = 5;gp_sys_log->system_catalog.log_time.Day = 8;gp_sys_log->system_catalog.log_time.Hour = 12;gp_sys_log->system_catalog.log_time.Minute = 12;gp_sys_log->system_catalog.log_time.Second = 14;gp_sys_log->crc_val.magic = SYSTEM_LOG_MAGIC_PARAM;/* 导入默认参数后进行保存 */save_system_log_param();}
/* 参数初始化，在终端启动时调用 */int load_system_log_param(void){uint32_t i = 0;single_sav_t psav;uint32_t end_addr;uint32_t interal = sizeof(sys_log_param_t);int data_len = sizeof(sys_log_param_t) - sizeof(single_sav_t);uint8_t *pram = (uint8_t *)&SysLogParam;flash_table_t *flash_tmp = get_flash_table(FLASH_SYSLOG_PARA_ZONE);end_addr =flash_tmp->end_address - (flash_tmp->end_address - flash_tmp->start_address) % interal;for (i = end_addr - interal; i > flash_tmp->start_address; i -= interal) {flash_read(FLASH_SYSLOG_PARA_ZONE, i, (uint8_t *)&psav, sizeof(single_sav_t));if ((psav.magic == SYSTEM_LOG_MAGIC_PARAM) && (psav.len ==data_len)) {flash_read(FLASH_SYSLOG_PARA_ZONE, i + sizeof(single_sav_t), &pram[sizeof(single_sav_t)], data_len);if (psav.crc != CRC16(&pram[sizeof(single_sav_t)], data_len))continue;gp_sys_ram->system_log_param_addr = i;log_info("Load System Log Param Addr[0x%08x]!", gp_sys_ram->system_log_param_addr);return 0;}}/* 扫描不到合法的参数，导入默认系统日志参数 */load_system_log_default_param();/* 获取日志写地址 */gp_sys_ram->system_log_param_addr = flash_tmp->start_address;log_info("Load System Log Param Addr(Default)[0x%08x]!", gp_sys_ram->system_log_param_addr);return 1;}
/* 读取日志目录区指定日志索引目录信息 */int system_catalog_read(system_catalog_t *catalog, uint32_t id){uint32_t addr;int rlen = sizeof(system_catalog_t);uint8_t *pbuf = (uint8_t *)catalog;flash_table_t *flash_tmp = get_flash_table(FLASH_CATALOG_ZONE);if (0 == id)return -1;addr = flash_tmp->start_address + (rlen * (id - 1));if (addr > flash_tmp->end_address)return -1;return flash_read(FLASH_CATALOG_ZONE, addr, pbuf, rlen);}/* 写日志目录区目录信息 */int system_catalog_write(system_catalog_t *catalog, uint32_t id){uint32_t start_offset;uint32_t start_addr;uint32_t start_base;uint32_t remainbyte;int wlen = sizeof(system_catalog_t);uint8_t *pdata = (uint8_t *)catalog;flash_table_t *flash_tmp = get_flash_table(FLASH_CATALOG_ZONE);if (0 == id) return -1;start_addr = flash_tmp->start_address + wlen * (id - 1);if ((start_addr + wlen) > flash_tmp->end_address) {start_addr = flash_tmp->start_address;}/* 本扇区剩余空间大小 */remainbyte = FLASH_SECTOR_SIZE - (start_addr % FLASH_SECTOR_SIZE);/* 写入数据长度小于本扇区剩余长度，直接写入 */if (remainbyte > wlen) {remainbyte = wlen;}/* 写目录次数不会太频繁，视具体情况改写操作实现 */while (1) {start_base = SECTOR_BASE(start_addr);start_offset = SECTOR_OFFSET(start_addr);flash_read(FLASH_CATALOG_ZONE, start_base, sector_buf, FLASH_SECTOR_SIZE);flash_erase(FLASH_CATALOG_ZONE, start_base, FLASH_BLOCK_4K);memcpy((char *)§or_buf[start_offset], pdata, remainbyte);flash_write(FLASH_CATALOG_ZONE, start_base, sector_buf, FLASH_SECTOR_SIZE);if (remainbyte == wlen) {break;} else {pdata += remainbyte;start_addr += remainbyte;wlen -= remainbyte;remainbyte = (wlen > FLASH_SECTOR_SIZE) ? FLASH_SECTOR_SIZE : wlen;}}return 0;}
int system_catalog_all_print(void){int i = 0;system_catalog_t catalog;printf("System Log Command Information:\r\n");printf("Query Specifies Log : AT+CATALOG=); \r\n" printf("Query All Log : AT+CATALOG=<0>); \r\n\r\n" printf("Query All System Catalog:\r\n");printf("LOG_ID LOG_DATE LOG_ADDR LOG_OFFSET \r\n");for (i = 0; i < gp_sys_log->system_log.catalog_num; i++) {/* 当前最新目录信息 */if (i == (gp_sys_log->system_catalog.log_id - 1)) {catalog = gp_sys_log->system_catalog; /* 获取当前最新目录信息 */} else {system_catalog_read(&catalog, i + 1);}printf("%d %04d-%02d-%02d 0x%08X %d \r\n",catalog.log_id, catalog.log_time.Year, catalog.log_time.Month, catalog.log_time.Day,catalog.log_addr, catalog.log_offset);memset((char *)&catalog, 0, sizeof(system_catalog_t));}return 0;}
int system_log_task(int argc){int rlen = 0;uint32_t offset, start_addr, end_addr;system_catalog_t catalog;flash_table_t *flash_tmp =get_flash_table(FLASH_SYSLOG_ZONE);if (0 == gp_sys_ram->system_log_print_enable)return 1;gp_sys_ram->system_log_print_enable = 0x00;if (gp_sys_ram->system_log_print_id == ALL_LOG_PRINT) {/* log回环写标志,打印整个LOG存储区 */if (0x01 == gp_sys_log->system_log.log_cyclic_status) {start_addr = flash_tmp->start_address;end_addr = flash_tmp->end_address;offset = end_addr - start_addr;} else {start_addr = flash_tmp->start_address;end_addr = start_addr + gp_sys_log->system_log.write_pos;offset = gp_sys_log->system_log.write_pos;}} else { /* 读取指定ID日志 */if (gp_sys_ram->system_log_print_id == gp_sys_log->system_catalog.log_id) {catalog = gp_sys_log->system_catalog;} else {system_catalog_read(&catalog, gp_sys_ram->system_log_print_id);}start_addr = catalog.log_addr;offset = catalog.log_offset;}if (0 == offset)return 1;while (1) {rlen = (offset > 512) ? 512 : offset;system_log_read(sector_buf, start_addr, rlen);HAL_Delay(80);/* 目录信息通过调式串口打印 */bsp_debug_send(sector_buf, rlen);start_addr += rlen;offset -= rlen;if (0 == offset)break;}return 0;}
int system_log_write(uint8_t *wbuf, int wlen){uint32_t start_addr;uint8_t *pdata = wbuf;uint32_t remainbyte;int system_catalog_max_id;flash_table_t *flash_tmp =get_flash_table(FLASH_SYSLOG_ZONE);/* 计算目录区的最大存储目录项个数 */system_catalog_max_id = ((flash_tmp->end_address - flash_tmp->start_address) / sizeof(system_catalog_t));start_addr = flash_tmp->start_address + gp_sys_log->system_log.write_pos;/* 存储数据地址大于规划内存地址范围处理 */if ((start_addr + wlen) > flash_tmp->end_address) {start_addr = flash_tmp->start_address;/* 写位置偏移量重置 */gp_sys_log->system_log.write_pos = 0;/* LOG回环存储标志置位 */gp_sys_log->system_log.log_cyclic_status = 0x01;}/* 写位置偏移 */gp_sys_log->system_log.write_pos += wlen;if ((gp_sys_log->system_log.log_latest_time.Year != gp_sys_log->system_catalog.log_time.Year) ||(gp_sys_log->system_log.log_latest_time.Month != gp_sys_log->system_catalog.log_time.Month) ||(gp_sys_log->system_log.log_latest_time.Day != gp_sys_log->system_catalog.log_time.Day)) {/* 日期改变，记录目录信息，当log_id为0，则不写入 */system_catalog_write(&gp_sys_log->system_catalog, gp_sys_log->system_catalog.log_id);/* 记录存储日期 */gp_sys_log->system_catalog.log_time = gp_sys_log->system_log.log_latest_time;if ((gp_sys_log->system_catalog.log_id + 1) >= system_catalog_max_id) {gp_sys_log->system_log.catalog_num = system_catalog_max_id; /* 目录循环写，目录数应为最大 */gp_sys_log->system_log.catalog_cyclic_status = 1; /* 目录回环写标志 */} else {if (0 == gp_sys_log->system_log.catalog_cyclic_status) {/* 获取目录数 */gp_sys_log->system_log.catalog_num = gp_sys_log->system_catalog.log_id + 1;}}/* 存储最新目录项信息 */gp_sys_log->system_catalog.log_id = (gp_sys_log->system_catalog.log_id + 1) % system_catalog_max_id;gp_sys_log->system_catalog.log_addr = start_addr;gp_sys_log->system_catalog.log_offset = wlen;} else {gp_sys_log->system_catalog.log_offset += wlen;}/* 写位置为存储起始地址并且不为扇区首地址 */if ((flash_tmp->start_address == start_addr) && (SECTOR_OFFSET(flash_tmp->start_address))){flash_read(FLASH_SYSLOG_ZONE, SECTOR_BASE(start_addr), sector_buf, FLASH_SECTOR_SIZE);flash_erase(FLASH_SYSLOG_ZONE, SECTOR_BASE(start_addr), FLASH_BLOCK_4K);/* 将扇区头部至起始地址区间的数据回写 */flash_write(FLASH_SYSLOG_ZONE, SECTOR_BASE(start_addr), §or_buf[0], SECTOR_OFFSET(start_addr));}/* 写位置为扇区首地址，则擦除一个扇区的存储区 */if (0 == SECTOR_OFFSET(start_addr)) {flash_erase(FLASH_SYSLOG_ZONE, SECTOR_BASE(start_addr), FLASH_BLOCK_4K);}/* 本扇区剩余空间大小 */remainbyte = FLASH_SECTOR_SIZE - (start_addr % FLASH_SECTOR_SIZE);/* 写入数据长度小于本扇区剩余长度，直接写入 */if (remainbyte > wlen) {remainbyte = wlen;}while (1) {flash_write(FLASH_SYSLOG_ZONE, start_addr, pdata, remainbyte);if (remainbyte == wlen) {break;} else {pdata += remainbyte;start_addr += remainbyte;wlen -= remainbyte;remainbyte = (wlen > FLASH_SECTOR_SIZE) ? FLASH_SECTOR_SIZE : wlen;/* 扇区首地址则擦除整个扇区，该扇区数据不保存 */if (0 == SECTOR_OFFSET(start_addr)) {flash_erase(FLASH_SYSLOG_ZONE, SECTOR_BASE(start_addr), FLASH_BLOCK_4K);}}}/* 环形存储参数 */save_system_log_param();return 0;}
typedef struct {int level;char *fmt_str;}system_print_fmt_t;system_print_fmt_t system_print_fmt_list[] = {{ .level = LOG_ERROR_LEVEL, .fmt_str = ":" },{ .level = LOG_WARN_LEVEL, .fmt_str = ":" },{ .level = LOG_INFO_LEVEL, .fmt_str = ":" },{ .level = LOG_DEBUG_LEVEL, .fmt_str = ":" },{ .level = LOG_RECORD_LEVEL, .fmt_str = ":" },};int log_format(uint8_t level, const char *fmt, ...){va_list args;int num = 0, i = 0, fmt_index = 0;int fmt_str_len = 0, ret = -1;int file_str_len = 0, line_str_len = 0;char line_buf[20] = {0};static char buf[PRINT_MAX_SIZE];static QueueHandle_t sem = NULL;time_t time = {0};/* 针对os系统 */if (NULL == sem) {sem = xSemaphoreCreateCounting(1, 1); /* always think of success */}xSemaphoreTake(sem, portMAX_DELAY);ret = -1;fmt_str_len = 0;if (level != LOG_PRINT_LEVEL) {if ((GET_LOG_LEVEL() < level) && (level != LOG_RECORD_LEVEL) && (level != LOG_ERROR_LEVEL))goto exit_end;for (i = 0; i < SYSTEM_PRINT_FMT_LIST_MAX; i++) {if (level == system_print_fmt_list[i].level) {fmt_index = i;break;}}if (i > SYSTEM_PRINT_FMT_LIST_MAX) {goto exit_end;}fmt_str_len = strlen(system_print_fmt_list[fmt_index].fmt_str);strncpy((char *)&buf[TIME_PREFIX_SIZE], system_print_fmt_list[fmt_index].fmt_str, fmt_str_len);}va_start(args, fmt);num = vsnprintf((char *)&buf[fmt_str_len + TIME_PREFIX_SIZE], PRINT_MAX_SIZE - fmt_str_len - TIME_PREFIX_SIZE - 2, fmt, args);va_end(args);if (num <= 0) {goto exit_end;}if (level != LOG_PRINT_LEVEL) {num += fmt_str_len;buf[num + TIME_PREFIX_SIZE] = '\r';buf[num + TIME_PREFIX_SIZE + 1] = '\n';num += 2;}if ((GET_LOG_LEVEL() < level) && (level == LOG_ERROR_LEVEL)) {//do nothing} else {ret = bsp_debug_send((uint8_t*)&buf[TIME_PREFIX_SIZE], num);}if ((LOG_ERROR_LEVEL == level) || (LOG_RECORD_LEVEL == level)) {bsp_rtc_get_time(&time);sprintf(&buf[0], "[%04d-%02d-%02d %02d:%02d:%02d",time.Year, time.Month, time.Day,time.Hour, time.Minute, time.Second);buf[TIME_PREFIX_SIZE - 1] = ']';gp_sys_log->system_log.log_latest_time = time;system_log_write((uint8_t *)buf, num + TIME_PREFIX_SIZE);}exit_end:xSemaphoreGive(sem);return ret;}
来源地址： https://blog.csdn.net/LiaRonBob/article/details/102766871
