73 lines
2.6 KiB
C
73 lines
2.6 KiB
C
#ifndef __BSP_W25Q_H__
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#define __BSP_W25Q_H__
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#include "main.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* w25q32jvssiq 容量参数 */
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#define W25Q32_FLASH_SIZE (0x400000UL) /* 4mb = 32mb */
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#define W25Q32_PAGE_SIZE (256) /* 页大小 */
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#define W25Q32_SECTOR_SIZE (4096) /* 扇区大小 */
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#define W25Q32_BLOCK_SIZE (65536) /* 块大小 */
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/* w25q32jvssiq 命令字 */
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#define W25Q32_WRITE_ENABLE 0x06
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#define W25Q32_WRITE_DISABLE 0x04
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#define W25Q32_READ_STATUS_REG1 0x05
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#define W25Q32_WRITE_STATUS_REG 0x01
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#define W25Q32_READ_DATA 0x03
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#define W25Q32_FAST_READ 0x0B
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#define W25Q32_PAGE_PROGRAM 0x02
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#define W25Q32_SECTOR_ERASE 0x20
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#define W25Q32_BLOCK_ERASE_32K 0x52
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#define W25Q32_BLOCK_ERASE_64K 0xD8
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#define W25Q32_CHIP_ERASE 0xC7
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#define W25Q32_POWER_DOWN 0xB9
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#define W25Q32_RELEASE_POWER_DOWN 0xAB
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#define W25Q32_DEVICE_ID 0xAB
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#define W25Q32_MANUFACTURER_ID 0x90
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#define W25Q32_JEDEC_ID 0x9F
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void w25q32_sector_erase(uint32_t sector_addr);
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/* 状态寄存器位 */
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#define W25Q32_STATUS_BUSY (1 << 0)
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#define W25Q32_STATUS_WRITE_EN (1 << 1)
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/* flash 存储区域 */
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#define W25Q32_USER_DATA_ADDR 0x000000 /* 用户数据存储起始地址 */
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#define W25Q32_USER_DATA_SIZE 0x100000 /* 大约1mb空间用于用户数据 */
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#define W25Q32_DEVICE_INFO_ADDR (0x001000) /* 设备信息存储地址 - 扇区1，4K对齐 */
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#define DEVICE_INFO_STORAGE_SIZE (APP_LEAKAGE_SUB_DEVICE_NUM * sizeof(app_leakage_sub_device_flash_data_t)) /*设备信息存储大小*/
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/* 历史报警存储地址和大小 */
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#define W25Q32_HISTORY_ALARM_METADATA_ADDR 0x002000 /* 历史报警元数据存储地址 - 扇区2 */
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#define W25Q32_HISTORY_ALARM_DATA_ADDR 0x003000 /* 历史报警数据存储地址 - 从扇区3开始 */
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#define HISTORY_ALARM_RECORD_SIZE (sizeof(app_leakage_history_alarm_t)) /* 每条记录大小 */
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#define HISTORY_ALARM_RECORDS_PER_SECTOR (W25Q32_SECTOR_SIZE / HISTORY_ALARM_RECORD_SIZE) /* 每扇区记录数 */
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#define MAX_HISTORY_ALARM_RECORDS (1000) /* 最大历史报警记录数 */
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#define HISTORY_ALARM_SECTORS_NEEDED ((MAX_HISTORY_ALARM_RECORDS * HISTORY_ALARM_RECORD_SIZE + W25Q32_SECTOR_SIZE - 1) / W25Q32_SECTOR_SIZE)
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/* w25q32 对象结构体 */
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typedef struct {
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void (*init)(void);
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void (*read)(uint32_t addr, uint8_t *data, uint32_t len);
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void (*write)(uint32_t addr, uint8_t *data, uint32_t len);
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void (*chip_erase)(void);
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void (*sector_erase)(uint32_t sector_addr);
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} w25q32_t;
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/* 全局对象 */
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extern w25q32_t w25q32;
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#ifdef __cplusplus
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}
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#endif
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#endif /* __BSP_W25Q_H__ */
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