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git.ipfire.org Git - thirdparty/u-boot.git/blob - include/dfu.h
2 * dfu.h - DFU flashable area description
4 * Copyright (C) 2012 Samsung Electronics
5 * authors: Andrzej Pietrasiewicz <andrzej.p@samsung.com>
6 * Lukasz Majewski <l.majewski@samsung.com>
8 * SPDX-License-Identifier: GPL-2.0+
11 #ifndef __DFU_ENTITY_H_
12 #define __DFU_ENTITY_H_
15 #include <linux/list.h>
17 #include <linux/usb/composite.h>
19 enum dfu_device_type
{
41 struct mmc_internal_data
{
43 unsigned int lba_start
;
44 unsigned int lba_size
;
45 unsigned int lba_blk_size
;
47 /* eMMC HW partition access */
55 struct nand_internal_data
{
62 /* for nand/ubi use */
66 struct ram_internal_data
{
71 #define DFU_NAME_SIZE 32
72 #define DFU_CMD_BUF_SIZE 128
73 #ifndef CONFIG_SYS_DFU_DATA_BUF_SIZE
74 #define CONFIG_SYS_DFU_DATA_BUF_SIZE (1024*1024*8) /* 8 MiB */
76 #ifndef CONFIG_SYS_DFU_MAX_FILE_SIZE
77 #define CONFIG_SYS_DFU_MAX_FILE_SIZE CONFIG_SYS_DFU_DATA_BUF_SIZE
79 #ifndef DFU_DEFAULT_POLL_TIMEOUT
80 #define DFU_DEFAULT_POLL_TIMEOUT 0
82 #ifndef DFU_MANIFEST_POLL_TIMEOUT
83 #define DFU_MANIFEST_POLL_TIMEOUT DFU_DEFAULT_POLL_TIMEOUT
87 char name
[DFU_NAME_SIZE
];
91 enum dfu_device_type dev_type
;
92 enum dfu_layout layout
;
95 struct mmc_internal_data mmc
;
96 struct nand_internal_data nand
;
97 struct ram_internal_data ram
;
100 long (*get_medium_size
)(struct dfu_entity
*dfu
);
102 int (*read_medium
)(struct dfu_entity
*dfu
,
103 u64 offset
, void *buf
, long *len
);
105 int (*write_medium
)(struct dfu_entity
*dfu
,
106 u64 offset
, void *buf
, long *len
);
108 int (*flush_medium
)(struct dfu_entity
*dfu
);
109 unsigned int (*poll_timeout
)(struct dfu_entity
*dfu
);
111 struct list_head list
;
113 /* on the fly state */
123 u32 bad_skip
; /* for nand use */
125 unsigned int inited
:1;
128 int dfu_config_entities(char *s
, char *interface
, int num
);
129 void dfu_free_entities(void);
130 void dfu_show_entities(void);
131 int dfu_get_alt_number(void);
132 const char *dfu_get_dev_type(enum dfu_device_type t
);
133 const char *dfu_get_layout(enum dfu_layout l
);
134 struct dfu_entity
*dfu_get_entity(int alt
);
135 char *dfu_extract_token(char** e
, int *n
);
136 void dfu_trigger_reset(void);
137 int dfu_get_alt(char *name
);
138 bool dfu_reset(void);
139 int dfu_init_env_entities(char *interface
, int dev
);
140 unsigned char *dfu_get_buf(void);
141 unsigned char *dfu_free_buf(void);
142 unsigned long dfu_get_buf_size(void);
144 int dfu_read(struct dfu_entity
*de
, void *buf
, int size
, int blk_seq_num
);
145 int dfu_write(struct dfu_entity
*de
, void *buf
, int size
, int blk_seq_num
);
146 int dfu_flush(struct dfu_entity
*de
, void *buf
, int size
, int blk_seq_num
);
147 /* Device specific */
148 #ifdef CONFIG_DFU_MMC
149 extern int dfu_fill_entity_mmc(struct dfu_entity
*dfu
, char *s
);
151 static inline int dfu_fill_entity_mmc(struct dfu_entity
*dfu
, char *s
)
153 puts("MMC support not available!\n");
158 #ifdef CONFIG_DFU_NAND
159 extern int dfu_fill_entity_nand(struct dfu_entity
*dfu
, char *s
);
161 static inline int dfu_fill_entity_nand(struct dfu_entity
*dfu
, char *s
)
163 puts("NAND support not available!\n");
168 #ifdef CONFIG_DFU_RAM
169 extern int dfu_fill_entity_ram(struct dfu_entity
*dfu
, char *s
);
171 static inline int dfu_fill_entity_ram(struct dfu_entity
*dfu
, char *s
)
173 puts("RAM support not available!\n");
178 int dfu_add(struct usb_configuration
*c
);
179 #endif /* __DFU_ENTITY_H_ */