129 lines
3.0 KiB
C
129 lines
3.0 KiB
C
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#ifndef __BLKPART_H__
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#define __BLKPART_H__
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#include <sys/types.h>
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#include <stdint.h>
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#include <rtthread.h>
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#include <log.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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#ifdef SECTOR_SIZE
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#undef SECTOR_SIZE
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#endif
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#define SECTOR_SHIFT 9
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#define SECTOR_SIZE (1 << SECTOR_SHIFT)
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typedef enum
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{
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STORAGE_NAND =0,
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STORAGE_SDC0,
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STORAGE_SDC1,
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STORAGE_NOR,
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STORAGE_SDC2,
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STORAGE_SPI_NAND,
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}SUNXI_BOOT_STORAGE;
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struct part
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{
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/* public */
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#define BLKPART_OFF_APPEND UINT32_MAX
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uint64_t off;
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#define BLKPART_SIZ_FULL UINT32_MAX
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uint64_t bytes;
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#define MAX_BLKNAME_LEN 16
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char name[MAX_BLKNAME_LEN]; /* name: UDISK */
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/* private */
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char devname[MAX_BLKNAME_LEN]; /* name: nor0p1 */
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struct blkpart *blk;
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uint32_t n_part;
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uint32_t erase_flag;
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};
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struct blkpart
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{
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/* public */
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const char *name;
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uint64_t total_bytes;
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uint32_t blk_bytes;
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uint32_t page_bytes;
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int (*erase)(unsigned int, unsigned int);
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int (*program)(unsigned int, char *, unsigned int);
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int (*read)(unsigned int, char *, unsigned int);
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/* if no any partition, the follow can be NULL */
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struct part *parts;
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uint32_t n_parts;
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/* private */
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int blk_cnt;
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struct part root;
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struct blkpart *next;
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uint32_t n_blk;
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rt_device_t dev;
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};
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typedef enum BLOCK_DEVICE_CMD_T
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{
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BLOCK_DEVICE_CMD_ERASE_ALL = 0x00,
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BLOCK_DEVICE_CMD_ERASE_SECTOR,
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BLOCK_DEVICE_CMD_GET_TOTAL_SIZE,
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BLOCK_DEVICE_CMD_GET_PAGE_SIZE,
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BLOCK_DEVICE_CMD_GET_BLOCK_SIZE,
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BLOCK_DEVICE_CMD_NUM,
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} BLOCK_DEVICE_CMD;
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typedef enum DEVICE_PART_CMD_T
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{
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DEVICE_PART_CMD_ERASE_ALL = 0x00,
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DEVICE_PART_CMD_ERASE_SECTOR,
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DEVICE_PART_CMD_GET_TOTAL_SIZE,
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DEVICE_PART_CMD_GET_BLOCK_SIZE,
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DEVICE_PART_CMD_NUM,
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} DEVICE_PART_CMD;
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typedef struct _blk_dev_erase_t
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{
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uint32_t addr;
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uint32_t len;
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} blk_dev_erase_t;
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void del_blkpart(struct blkpart *blk);
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void blkpart_add_list(struct blkpart *blk);
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void blkpart_del_list(struct blkpart *blk);
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#define PARTINDEX_THE_LAST UINT32_MAX
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struct blkpart *get_blkpart_by_name(const char *name);
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struct part *get_part_by_index(const char *blk_name, uint32_t index);
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struct part *get_part_by_name(const char *name);
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#define PARTINDEX_THE_LAST UINT32_MAX
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struct part *get_part_by_name(const char *name);
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int remove_part_from_list(struct part *target_part);
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int add_part_to_list(struct part *target_part);
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int create_register_part(rt_device_t dev,
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const char *part_name,
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unsigned int part_offset,
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unsigned int part_bytes);
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int part_system_init(void);
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rt_size_t part_erase_before_write(rt_device_t dev, rt_off_t offset, const void *data, rt_size_t size);
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rt_size_t part_erase_without_write(rt_device_t dev, rt_off_t offset, const void *data, rt_size_t size);
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rt_size_t part_read(rt_device_t dev, rt_off_t offset, void *data, rt_size_t size);
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rt_err_t part_control(rt_device_t dev, int cmd, void *args);
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#ifdef __cplusplus
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}
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#endif
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#endif
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