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author | Iru Cai <mytbk920423@gmail.com> | 2019-10-30 14:21:52 +0800 |
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committer | Iru Cai <mytbk920423@gmail.com> | 2019-10-30 14:48:38 +0800 |
commit | ae51f41d14f548d494ac41e0d21137c5a4c3f59c (patch) | |
tree | 6ddb9d1aaa7bd5bad5bbf8497edc2e08ff208d79 /include/dfu.h | |
download | uext4-ae51f41d14f548d494ac41e0d21137c5a4c3f59c.tar.xz |
import the U-Boot code and make it compile
Diffstat (limited to 'include/dfu.h')
-rw-r--r-- | include/dfu.h | 275 |
1 files changed, 275 insertions, 0 deletions
diff --git a/include/dfu.h b/include/dfu.h new file mode 100644 index 0000000..145a157 --- /dev/null +++ b/include/dfu.h @@ -0,0 +1,275 @@ +/* SPDX-License-Identifier: GPL-2.0+ */ +/* + * dfu.h - DFU flashable area description + * + * Copyright (C) 2012 Samsung Electronics + * authors: Andrzej Pietrasiewicz <andrzej.p@samsung.com> + * Lukasz Majewski <l.majewski@samsung.com> + */ + +#ifndef __DFU_ENTITY_H_ +#define __DFU_ENTITY_H_ + +#include <common.h> +#include <linux/list.h> +#include <mmc.h> +#include <spi_flash.h> +#include <linux/usb/composite.h> + +enum dfu_device_type { + DFU_DEV_MMC = 1, + DFU_DEV_ONENAND, + DFU_DEV_NAND, + DFU_DEV_RAM, + DFU_DEV_SF, +}; + +enum dfu_layout { + DFU_RAW_ADDR = 1, + DFU_FS_FAT, + DFU_FS_EXT2, + DFU_FS_EXT3, + DFU_FS_EXT4, + DFU_RAM_ADDR, +}; + +enum dfu_op { + DFU_OP_READ = 1, + DFU_OP_WRITE, + DFU_OP_SIZE, +}; + +struct mmc_internal_data { + int dev_num; + + /* RAW programming */ + unsigned int lba_start; + unsigned int lba_size; + unsigned int lba_blk_size; + + /* eMMC HW partition access */ + int hw_partition; + + /* FAT/EXT */ + unsigned int dev; + unsigned int part; +}; + +struct nand_internal_data { + /* RAW programming */ + u64 start; + u64 size; + + unsigned int dev; + unsigned int part; + /* for nand/ubi use */ + unsigned int ubi; +}; + +struct ram_internal_data { + void *start; + unsigned int size; +}; + +struct sf_internal_data { + struct spi_flash *dev; + + /* RAW programming */ + u64 start; + u64 size; +}; + +#define DFU_NAME_SIZE 32 +#ifndef CONFIG_SYS_DFU_DATA_BUF_SIZE +#define CONFIG_SYS_DFU_DATA_BUF_SIZE (1024*1024*8) /* 8 MiB */ +#endif +#ifndef CONFIG_SYS_DFU_MAX_FILE_SIZE +#define CONFIG_SYS_DFU_MAX_FILE_SIZE CONFIG_SYS_DFU_DATA_BUF_SIZE +#endif +#ifndef DFU_DEFAULT_POLL_TIMEOUT +#define DFU_DEFAULT_POLL_TIMEOUT 0 +#endif +#ifndef DFU_MANIFEST_POLL_TIMEOUT +#define DFU_MANIFEST_POLL_TIMEOUT DFU_DEFAULT_POLL_TIMEOUT +#endif + +struct dfu_entity { + char name[DFU_NAME_SIZE]; + int alt; + void *dev_private; + enum dfu_device_type dev_type; + enum dfu_layout layout; + unsigned long max_buf_size; + + union { + struct mmc_internal_data mmc; + struct nand_internal_data nand; + struct ram_internal_data ram; + struct sf_internal_data sf; + } data; + + int (*get_medium_size)(struct dfu_entity *dfu, u64 *size); + + int (*read_medium)(struct dfu_entity *dfu, + u64 offset, void *buf, long *len); + + int (*write_medium)(struct dfu_entity *dfu, + u64 offset, void *buf, long *len); + + int (*flush_medium)(struct dfu_entity *dfu); + unsigned int (*poll_timeout)(struct dfu_entity *dfu); + + void (*free_entity)(struct dfu_entity *dfu); + + struct list_head list; + + /* on the fly state */ + u32 crc; + u64 offset; + int i_blk_seq_num; + u8 *i_buf; + u8 *i_buf_start; + u8 *i_buf_end; + u64 r_left; + long b_left; + + u32 bad_skip; /* for nand use */ + + unsigned int inited:1; +}; + +#ifdef CONFIG_SET_DFU_ALT_INFO +void set_dfu_alt_info(char *interface, char *devstr); +#endif +int dfu_config_entities(char *s, char *interface, char *devstr); +void dfu_free_entities(void); +void dfu_show_entities(void); +int dfu_get_alt_number(void); +const char *dfu_get_dev_type(enum dfu_device_type t); +const char *dfu_get_layout(enum dfu_layout l); +struct dfu_entity *dfu_get_entity(int alt); +char *dfu_extract_token(char** e, int *n); +void dfu_trigger_reset(void); +int dfu_get_alt(char *name); +int dfu_init_env_entities(char *interface, char *devstr); +unsigned char *dfu_get_buf(struct dfu_entity *dfu); +unsigned char *dfu_free_buf(void); +unsigned long dfu_get_buf_size(void); +bool dfu_usb_get_reset(void); + +int dfu_read(struct dfu_entity *de, void *buf, int size, int blk_seq_num); +int dfu_write(struct dfu_entity *de, void *buf, int size, int blk_seq_num); +int dfu_flush(struct dfu_entity *de, void *buf, int size, int blk_seq_num); + +/* + * dfu_defer_flush - pointer to store dfu_entity for deferred flashing. + * It should be NULL when not used. + */ +extern struct dfu_entity *dfu_defer_flush; +/** + * dfu_get_defer_flush - get current value of dfu_defer_flush pointer + * + * @return - value of the dfu_defer_flush pointer + */ +static inline struct dfu_entity *dfu_get_defer_flush(void) +{ + return dfu_defer_flush; +} + +/** + * dfu_set_defer_flush - set the dfu_defer_flush pointer + * + * @param dfu - pointer to the dfu_entity, which should be written + */ +static inline void dfu_set_defer_flush(struct dfu_entity *dfu) +{ + dfu_defer_flush = dfu; +} + +/** + * dfu_write_from_mem_addr - write data from memory to DFU managed medium + * + * This function adds support for writing data starting from fixed memory + * address (like $loadaddr) to dfu managed medium (e.g. NAND, MMC, file system) + * + * @param dfu - dfu entity to which we want to store data + * @param buf - fixed memory addres from where data starts + * @param size - number of bytes to write + * + * @return - 0 on success, other value on failure + */ +int dfu_write_from_mem_addr(struct dfu_entity *dfu, void *buf, int size); + +/* Device specific */ +#if CONFIG_IS_ENABLED(DFU_MMC) +extern int dfu_fill_entity_mmc(struct dfu_entity *dfu, char *devstr, char *s); +#else +static inline int dfu_fill_entity_mmc(struct dfu_entity *dfu, char *devstr, + char *s) +{ + puts("MMC support not available!\n"); + return -1; +} +#endif + +#if CONFIG_IS_ENABLED(DFU_NAND) +extern int dfu_fill_entity_nand(struct dfu_entity *dfu, char *devstr, char *s); +#else +static inline int dfu_fill_entity_nand(struct dfu_entity *dfu, char *devstr, + char *s) +{ + puts("NAND support not available!\n"); + return -1; +} +#endif + +#if CONFIG_IS_ENABLED(DFU_RAM) +extern int dfu_fill_entity_ram(struct dfu_entity *dfu, char *devstr, char *s); +#else +static inline int dfu_fill_entity_ram(struct dfu_entity *dfu, char *devstr, + char *s) +{ + puts("RAM support not available!\n"); + return -1; +} +#endif + +#if CONFIG_IS_ENABLED(DFU_SF) +extern int dfu_fill_entity_sf(struct dfu_entity *dfu, char *devstr, char *s); +#else +static inline int dfu_fill_entity_sf(struct dfu_entity *dfu, char *devstr, + char *s) +{ + puts("SF support not available!\n"); + return -1; +} +#endif + +/** + * dfu_tftp_write - Write TFTP data to DFU medium + * + * This function is storing data received via TFTP on DFU supported medium. + * + * @param dfu_entity_name - name of DFU entity to write + * @param addr - address of data buffer to write + * @param len - number of bytes + * @param interface - destination DFU medium (e.g. "mmc") + * @param devstring - instance number of destination DFU medium (e.g. "1") + * + * @return 0 on success, otherwise error code + */ +#if CONFIG_IS_ENABLED(DFU_TFTP) +int dfu_tftp_write(char *dfu_entity_name, unsigned int addr, unsigned int len, + char *interface, char *devstring); +#else +static inline int dfu_tftp_write(char *dfu_entity_name, unsigned int addr, + unsigned int len, char *interface, + char *devstring) +{ + puts("TFTP write support for DFU not available!\n"); + return -ENOSYS; +} +#endif + +int dfu_add(struct usb_configuration *c); +#endif /* __DFU_ENTITY_H_ */ |