struct nand_device_s;
+#define __NAND_DEVICE_COMMAND(name) \
+ COMMAND_HELPER(name, struct nand_device_s *nand)
+
typedef struct nand_flash_controller_s
{
char *name;
- int (*nand_device_command)(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc, struct nand_device_s *device);
+ __NAND_DEVICE_COMMAND((*nand_device_command));
int (*register_commands)(struct command_context_s *cmd_ctx);
- int (*init)(struct nand_device_s *device);
- int (*reset)(struct nand_device_s *device);
- int (*command)(struct nand_device_s *device, uint8_t command);
- int (*address)(struct nand_device_s *device, uint8_t address);
- int (*write_data)(struct nand_device_s *device, u16 data);
- int (*read_data)(struct nand_device_s *device, void *data);
- int (*write_block_data)(struct nand_device_s *device, uint8_t *data, int size);
- int (*read_block_data)(struct nand_device_s *device, uint8_t *data, int size);
- int (*write_page)(struct nand_device_s *device, u32 page, uint8_t *data, u32 data_size, uint8_t *oob, u32 oob_size);
- int (*read_page)(struct nand_device_s *device, u32 page, uint8_t *data, u32 data_size, uint8_t *oob, u32 oob_size);
- int (*controller_ready)(struct nand_device_s *device, int timeout);
- int (*nand_ready)(struct nand_device_s *device, int timeout);
+ int (*init)(struct nand_device_s *nand);
+ int (*reset)(struct nand_device_s *nand);
+ int (*command)(struct nand_device_s *nand, uint8_t command);
+ int (*address)(struct nand_device_s *nand, uint8_t address);
+ int (*write_data)(struct nand_device_s *nand, uint16_t data);
+ int (*read_data)(struct nand_device_s *nand, void *data);
+ int (*write_block_data)(struct nand_device_s *nand, uint8_t *data, int size);
+ int (*read_block_data)(struct nand_device_s *nand, uint8_t *data, int size);
+ int (*write_page)(struct nand_device_s *nand, uint32_t page, uint8_t *data, uint32_t data_size, uint8_t *oob, uint32_t oob_size);
+ int (*read_page)(struct nand_device_s *nand, uint32_t page, uint8_t *data, uint32_t data_size, uint8_t *oob, uint32_t oob_size);
+ int (*controller_ready)(struct nand_device_s *nand, int timeout);
+ int (*nand_ready)(struct nand_device_s *nand, int timeout);
} nand_flash_controller_t;
+#define NAND_DEVICE_COMMAND_HANDLER(name) static __NAND_DEVICE_COMMAND(name)
+
typedef struct nand_block_s
{
- u32 offset;
- u32 size;
+ uint32_t offset;
+ uint32_t size;
int is_erased;
int is_bad;
} nand_block_t;
NAND_OOB_YAFFS2 = 0x100,/* when writing, use YAFFS2 OOB layout */
};
-/* Function prototypes */
-extern nand_device_t *get_nand_device_by_num(int num);
-extern int nand_read_page_raw(struct nand_device_s *device, u32 page, uint8_t *data, u32 data_size, uint8_t *oob, u32 oob_size);
-extern int nand_write_page_raw(struct nand_device_s *device, u32 page, uint8_t *data, u32 data_size, uint8_t *oob, u32 oob_size);
-extern int nand_read_status(struct nand_device_s *device, uint8_t *status);
-extern int nand_calculate_ecc(struct nand_device_s *device, const uint8_t *dat, uint8_t *ecc_code);
-extern int nand_calculate_ecc_kw(struct nand_device_s *device, const uint8_t *dat, uint8_t *ecc_code);
-extern int nand_register_commands(struct command_context_s *cmd_ctx);
-extern int nand_init(struct command_context_s *cmd_ctx);
+nand_device_t *get_nand_device_by_num(int num);
+
+int nand_read_page_raw(struct nand_device_s *nand, uint32_t page,
+ uint8_t *data, uint32_t data_size, uint8_t *oob, uint32_t oob_size);
+int nand_write_page_raw(struct nand_device_s *nand, uint32_t page,
+ uint8_t *data, uint32_t data_size, uint8_t *oob, uint32_t oob_size);
+
+int nand_read_status(struct nand_device_s *nand, uint8_t *status);
+
+int nand_calculate_ecc(struct nand_device_s *nand,
+ const uint8_t *dat, uint8_t *ecc_code);
+int nand_calculate_ecc_kw(struct nand_device_s *nand,
+ const uint8_t *dat, uint8_t *ecc_code);
+
+int nand_register_commands(struct command_context_s *cmd_ctx);
+int nand_init(struct command_context_s *cmd_ctx);
+
+/// helper for parsing a nand device command argument string
+int nand_command_get_device_by_num(struct command_context_s *cmd_ctx,
+ const char *str, nand_device_t **nand);
+
#define ERROR_NAND_DEVICE_INVALID (-1100)
#define ERROR_NAND_OPERATION_FAILED (-1101)
#define ERROR_NAND_OPERATION_NOT_SUPPORTED (-1103)
#define ERROR_NAND_DEVICE_NOT_PROBED (-1104)
#define ERROR_NAND_ERROR_CORRECTION_FAILED (-1105)
+#define ERROR_NAND_NO_BUFFER (-1106)
#endif /* NAND_H */