[people/ms/u-boot.git] / include / dfu.h

/*
 * 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;
};

static inline unsigned int get_mmc_blk_size(int dev)
{
	return find_mmc_device(dev)->read_bl_len;
}

#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

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);

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);
/* 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

#ifdef CONFIG_DFU_FUNCTION
int dfu_add(struct usb_configuration *c);
#else
int dfu_add(struct usb_configuration *c)
{
	return 0;
}
#endif
#endif /* __DFU_ENTITY_H_ */
Commit	Line	Data
f22b11c1 ŁM	1	/*
	2	* dfu.h - DFU flashable area description
	3	*
	4	* Copyright (C) 2012 Samsung Electronics
	5	* authors: Andrzej Pietrasiewicz <andrzej.p@samsung.com>
	6	* Lukasz Majewski <l.majewski@samsung.com>
	7	*
1a459660	8	* SPDX-License-Identifier: GPL-2.0+
f22b11c1 ŁM	9	*/
	10
	11	#ifndef __DFU_ENTITY_H_
	12	#define __DFU_ENTITY_H_
	13
	14	#include <common.h>
	15	#include <linux/list.h>
	16	#include <mmc.h>
a6921adc	17	#include <linux/usb/composite.h>
f22b11c1 ŁM	18
	19	enum dfu_device_type {
	20	DFU_DEV_MMC = 1,
	21	DFU_DEV_ONENAND,
	22	DFU_DEV_NAND,
a9479f04	23	DFU_DEV_RAM,
f22b11c1 ŁM	24	};
	25
	26	enum dfu_layout {
	27	DFU_RAW_ADDR = 1,
	28	DFU_FS_FAT,
	29	DFU_FS_EXT2,
	30	DFU_FS_EXT3,
	31	DFU_FS_EXT4,
a9479f04	32	DFU_RAM_ADDR,
f22b11c1 ŁM	33	};
f22b11c1 ŁM	34
5a127c84 AM	35	enum dfu_op {
	36	DFU_OP_READ = 1,
	37	DFU_OP_WRITE,
	38	};
	39
f22b11c1 ŁM	40	struct mmc_internal_data {
	41	/* RAW programming */
	42	unsigned int lba_start;
	43	unsigned int lba_size;
	44	unsigned int lba_blk_size;
	45
	46	/* FAT/EXT */
	47	unsigned int dev;
	48	unsigned int part;
	49	};
	50
c6631764 PA	51	struct nand_internal_data {
	52	/* RAW programming */
	53	u64 start;
	54	u64 size;
	55
	56	unsigned int dev;
	57	unsigned int part;
815c30b2 HS	58	/* for nand/ubi use */
815c30b2 HS	59	unsigned int ubi;
c6631764 PA	60	};
c6631764 PA	61
a9479f04 AM	62	struct ram_internal_data {
	63	void *start;
	64	unsigned int size;
	65	};
	66
f22b11c1 ŁM	67	static inline unsigned int get_mmc_blk_size(int dev)
	68	{
	69	return find_mmc_device(dev)->read_bl_len;
	70	}
	71
a24c3155 TR	72	#define DFU_NAME_SIZE 32
a24c3155 TR	73	#define DFU_CMD_BUF_SIZE 128
e7e75c70 HS	74	#ifndef CONFIG_SYS_DFU_DATA_BUF_SIZE
	75	#define CONFIG_SYS_DFU_DATA_BUF_SIZE (102410248) /* 8 MiB */
	76	#endif
ea2453d5	77	#ifndef CONFIG_SYS_DFU_MAX_FILE_SIZE
7a813d5b	78	#define CONFIG_SYS_DFU_MAX_FILE_SIZE CONFIG_SYS_DFU_DATA_BUF_SIZE
ea2453d5	79	#endif
f22b11c1 ŁM	80
	81	struct dfu_entity {
	82	char name[DFU_NAME_SIZE];
	83	int alt;
	84	void *dev_private;
	85	int dev_num;
	86	enum dfu_device_type dev_type;
	87	enum dfu_layout layout;
	88
	89	union {
	90	struct mmc_internal_data mmc;
c6631764	91	struct nand_internal_data nand;
a9479f04	92	struct ram_internal_data ram;
f22b11c1 ŁM	93	} data;
f22b11c1 ŁM	94
ea2453d5 PA	95	int (read_medium)(struct dfu_entity dfu,
	96	u64 offset, void buf, long len);
	97
	98	int (write_medium)(struct dfu_entity dfu,
	99	u64 offset, void buf, long len);
	100
	101	int (flush_medium)(struct dfu_entity dfu);
f22b11c1 ŁM	102
f22b11c1 ŁM	103	struct list_head list;
ea2453d5 PA	104
	105	/* on the fly state */
	106	u32 crc;
	107	u64 offset;
	108	int i_blk_seq_num;
	109	u8 *i_buf;
	110	u8 *i_buf_start;
	111	u8 *i_buf_end;
	112	long r_left;
	113	long b_left;
	114
c6631764 PA	115	u32 bad_skip; /* for nand use */
c6631764 PA	116
ea2453d5	117	unsigned int inited:1;
f22b11c1 ŁM	118	};
	119
	120	int dfu_config_entities(char s, char interface, int num);
	121	void dfu_free_entities(void);
	122	void dfu_show_entities(void);
	123	int dfu_get_alt_number(void);
	124	const char *dfu_get_dev_type(enum dfu_device_type t);
	125	const char *dfu_get_layout(enum dfu_layout l);
	126	struct dfu_entity *dfu_get_entity(int alt);
	127	char dfu_extract_token(char* e, int *n);
6bed7ce5	128	void dfu_trigger_reset(void);
fed936ed	129	int dfu_get_alt(char *name);
6bed7ce5	130	bool dfu_reset(void);
765c5ae5	131	int dfu_init_env_entities(char *interface, int dev);
d4278263 ŁM	132	unsigned char *dfu_get_buf(void);
d4278263 ŁM	133	unsigned char *dfu_free_buf(void);
f22b11c1 ŁM	134
	135	int dfu_read(struct dfu_entity de, void buf, int size, int blk_seq_num);
	136	int dfu_write(struct dfu_entity de, void buf, int size, int blk_seq_num);
	137	/* Device specific */
	138	#ifdef CONFIG_DFU_MMC
	139	extern int dfu_fill_entity_mmc(struct dfu_entity dfu, char s);
	140	#else
	141	static inline int dfu_fill_entity_mmc(struct dfu_entity dfu, char s)
	142	{
	143	puts("MMC support not available!\n");
	144	return -1;
	145	}
	146	#endif
c6631764 PA	147
	148	#ifdef CONFIG_DFU_NAND
	149	extern int dfu_fill_entity_nand(struct dfu_entity dfu, char s);
	150	#else
	151	static inline int dfu_fill_entity_nand(struct dfu_entity dfu, char s)
	152	{
	153	puts("NAND support not available!\n");
	154	return -1;
	155	}
	156	#endif
	157
a9479f04 AM	158	#ifdef CONFIG_DFU_RAM
	159	extern int dfu_fill_entity_ram(struct dfu_entity dfu, char s);
	160	#else
	161	static inline int dfu_fill_entity_ram(struct dfu_entity dfu, char s)
	162	{
	163	puts("RAM support not available!\n");
	164	return -1;
	165	}
	166	#endif
	167
a6921adc ŁM	168	#ifdef CONFIG_DFU_FUNCTION
	169	int dfu_add(struct usb_configuration *c);
	170	#else
	171	int dfu_add(struct usb_configuration *c)
	172	{
	173	return 0;
	174	}
	175	#endif
f22b11c1	176	#endif /* __DFU_ENTITY_H_ */