1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
|
/*
* dfu.h - DFU flashable area description
*
* Copyright (C) 2012 Samsung Electronics
* authors: Andrzej Pietrasiewicz <andrzej.p@samsung.com>
* Lukasz Majewski <l.majewski@samsung.com>
*
* SPDX-License-Identifier: GPL-2.0+
*/
#ifndef __DFU_ENTITY_H_
#define __DFU_ENTITY_H_
#include <common.h>
#include <linux/list.h>
#include <mmc.h>
#include <linux/usb/composite.h>
enum dfu_device_type {
DFU_DEV_MMC = 1,
DFU_DEV_ONENAND,
DFU_DEV_NAND,
DFU_DEV_RAM,
};
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,
};
struct mmc_internal_data {
/* RAW programming */
unsigned int lba_start;
unsigned int lba_size;
unsigned int lba_blk_size;
/* 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;
};
#define DFU_NAME_SIZE 32
#define DFU_CMD_BUF_SIZE 128
#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;
int dev_num;
enum dfu_device_type dev_type;
enum dfu_layout layout;
union {
struct mmc_internal_data mmc;
struct nand_internal_data nand;
struct ram_internal_data ram;
} data;
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);
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;
long r_left;
long b_left;
u32 bad_skip; /* for nand use */
unsigned int inited:1;
};
int dfu_config_entities(char *s, char *interface, int num);
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);
bool dfu_reset(void);
int dfu_init_env_entities(char *interface, int dev);
unsigned char *dfu_get_buf(void);
unsigned char *dfu_free_buf(void);
unsigned long dfu_get_buf_size(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);
/* Device specific */
#ifdef CONFIG_DFU_MMC
extern int dfu_fill_entity_mmc(struct dfu_entity *dfu, char *s);
#else
static inline int dfu_fill_entity_mmc(struct dfu_entity *dfu, char *s)
{
puts("MMC support not available!\n");
return -1;
}
#endif
#ifdef CONFIG_DFU_NAND
extern int dfu_fill_entity_nand(struct dfu_entity *dfu, char *s);
#else
static inline int dfu_fill_entity_nand(struct dfu_entity *dfu, char *s)
{
puts("NAND support not available!\n");
return -1;
}
#endif
#ifdef CONFIG_DFU_RAM
extern int dfu_fill_entity_ram(struct dfu_entity *dfu, char *s);
#else
static inline int dfu_fill_entity_ram(struct dfu_entity *dfu, char *s)
{
puts("RAM support not available!\n");
return -1;
}
#endif
int dfu_add(struct usb_configuration *c);
#endif /* __DFU_ENTITY_H_ */
|
