mirror of
https://github.com/brain-hackers/u-boot-brain
synced 2024-08-19 08:28:51 +09:00
![Simon Goldschmidt](/assets/img/avatar_default.png)
This unbreaks dfu mmc_file_op which is currently broken since using the load cmd on a buffer from heap is not allowed - added with commitaa3c609e2b
("fs: prevent overwriting reserved memory") Fixes: commitaa3c609e2b
("fs: prevent overwriting reserved memory") Reported-by: Stephen Warren <swarren@wwwdotorg.org> Signed-off-by: Simon Goldschmidt <simon.k.r.goldschmidt@gmail.com> Tested-by: Stephen Warren <swarren@nvidia.com> Acked-by: Lukasz Majewski <lukma@denx.de>
276 lines
6.6 KiB
C
276 lines
6.6 KiB
C
/* 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_ */
|