1*f22b11c1SLukasz Majewski /* 2*f22b11c1SLukasz Majewski * dfu.h - DFU flashable area description 3*f22b11c1SLukasz Majewski * 4*f22b11c1SLukasz Majewski * Copyright (C) 2012 Samsung Electronics 5*f22b11c1SLukasz Majewski * authors: Andrzej Pietrasiewicz <andrzej.p@samsung.com> 6*f22b11c1SLukasz Majewski * Lukasz Majewski <l.majewski@samsung.com> 7*f22b11c1SLukasz Majewski * 8*f22b11c1SLukasz Majewski * This program is free software; you can redistribute it and/or modify 9*f22b11c1SLukasz Majewski * it under the terms of the GNU General Public License as published by 10*f22b11c1SLukasz Majewski * the Free Software Foundation; either version 2 of the License, or 11*f22b11c1SLukasz Majewski * (at your option) any later version. 12*f22b11c1SLukasz Majewski * 13*f22b11c1SLukasz Majewski * This program is distributed in the hope that it will be useful, 14*f22b11c1SLukasz Majewski * but WITHOUT ANY WARRANTY; without even the implied warranty of 15*f22b11c1SLukasz Majewski * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 16*f22b11c1SLukasz Majewski * GNU General Public License for more details. 17*f22b11c1SLukasz Majewski * 18*f22b11c1SLukasz Majewski * You should have received a copy of the GNU General Public License 19*f22b11c1SLukasz Majewski * along with this program; if not, write to the Free Software 20*f22b11c1SLukasz Majewski * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 21*f22b11c1SLukasz Majewski */ 22*f22b11c1SLukasz Majewski 23*f22b11c1SLukasz Majewski #ifndef __DFU_ENTITY_H_ 24*f22b11c1SLukasz Majewski #define __DFU_ENTITY_H_ 25*f22b11c1SLukasz Majewski 26*f22b11c1SLukasz Majewski #include <common.h> 27*f22b11c1SLukasz Majewski #include <linux/list.h> 28*f22b11c1SLukasz Majewski #include <mmc.h> 29*f22b11c1SLukasz Majewski 30*f22b11c1SLukasz Majewski enum dfu_device_type { 31*f22b11c1SLukasz Majewski DFU_DEV_MMC = 1, 32*f22b11c1SLukasz Majewski DFU_DEV_ONENAND, 33*f22b11c1SLukasz Majewski DFU_DEV_NAND, 34*f22b11c1SLukasz Majewski }; 35*f22b11c1SLukasz Majewski 36*f22b11c1SLukasz Majewski enum dfu_layout { 37*f22b11c1SLukasz Majewski DFU_RAW_ADDR = 1, 38*f22b11c1SLukasz Majewski DFU_FS_FAT, 39*f22b11c1SLukasz Majewski DFU_FS_EXT2, 40*f22b11c1SLukasz Majewski DFU_FS_EXT3, 41*f22b11c1SLukasz Majewski DFU_FS_EXT4, 42*f22b11c1SLukasz Majewski }; 43*f22b11c1SLukasz Majewski 44*f22b11c1SLukasz Majewski struct mmc_internal_data { 45*f22b11c1SLukasz Majewski /* RAW programming */ 46*f22b11c1SLukasz Majewski unsigned int lba_start; 47*f22b11c1SLukasz Majewski unsigned int lba_size; 48*f22b11c1SLukasz Majewski unsigned int lba_blk_size; 49*f22b11c1SLukasz Majewski 50*f22b11c1SLukasz Majewski /* FAT/EXT */ 51*f22b11c1SLukasz Majewski unsigned int dev; 52*f22b11c1SLukasz Majewski unsigned int part; 53*f22b11c1SLukasz Majewski }; 54*f22b11c1SLukasz Majewski 55*f22b11c1SLukasz Majewski static inline unsigned int get_mmc_blk_size(int dev) 56*f22b11c1SLukasz Majewski { 57*f22b11c1SLukasz Majewski return find_mmc_device(dev)->read_bl_len; 58*f22b11c1SLukasz Majewski } 59*f22b11c1SLukasz Majewski 60*f22b11c1SLukasz Majewski #define DFU_NAME_SIZE 32 61*f22b11c1SLukasz Majewski #define DFU_CMD_BUF_SIZE 128 62*f22b11c1SLukasz Majewski #define DFU_DATA_BUF_SIZE (1024*1024*4) /* 4 MiB */ 63*f22b11c1SLukasz Majewski 64*f22b11c1SLukasz Majewski struct dfu_entity { 65*f22b11c1SLukasz Majewski char name[DFU_NAME_SIZE]; 66*f22b11c1SLukasz Majewski int alt; 67*f22b11c1SLukasz Majewski void *dev_private; 68*f22b11c1SLukasz Majewski int dev_num; 69*f22b11c1SLukasz Majewski enum dfu_device_type dev_type; 70*f22b11c1SLukasz Majewski enum dfu_layout layout; 71*f22b11c1SLukasz Majewski 72*f22b11c1SLukasz Majewski union { 73*f22b11c1SLukasz Majewski struct mmc_internal_data mmc; 74*f22b11c1SLukasz Majewski } data; 75*f22b11c1SLukasz Majewski 76*f22b11c1SLukasz Majewski int (*read_medium)(struct dfu_entity *dfu, void *buf, long *len); 77*f22b11c1SLukasz Majewski int (*write_medium)(struct dfu_entity *dfu, void *buf, long *len); 78*f22b11c1SLukasz Majewski 79*f22b11c1SLukasz Majewski struct list_head list; 80*f22b11c1SLukasz Majewski }; 81*f22b11c1SLukasz Majewski 82*f22b11c1SLukasz Majewski int dfu_config_entities(char *s, char *interface, int num); 83*f22b11c1SLukasz Majewski void dfu_free_entities(void); 84*f22b11c1SLukasz Majewski void dfu_show_entities(void); 85*f22b11c1SLukasz Majewski int dfu_get_alt_number(void); 86*f22b11c1SLukasz Majewski const char *dfu_get_dev_type(enum dfu_device_type t); 87*f22b11c1SLukasz Majewski const char *dfu_get_layout(enum dfu_layout l); 88*f22b11c1SLukasz Majewski struct dfu_entity *dfu_get_entity(int alt); 89*f22b11c1SLukasz Majewski char *dfu_extract_token(char** e, int *n); 90*f22b11c1SLukasz Majewski 91*f22b11c1SLukasz Majewski int dfu_read(struct dfu_entity *de, void *buf, int size, int blk_seq_num); 92*f22b11c1SLukasz Majewski int dfu_write(struct dfu_entity *de, void *buf, int size, int blk_seq_num); 93*f22b11c1SLukasz Majewski /* Device specific */ 94*f22b11c1SLukasz Majewski #ifdef CONFIG_DFU_MMC 95*f22b11c1SLukasz Majewski extern int dfu_fill_entity_mmc(struct dfu_entity *dfu, char *s); 96*f22b11c1SLukasz Majewski #else 97*f22b11c1SLukasz Majewski static inline int dfu_fill_entity_mmc(struct dfu_entity *dfu, char *s) 98*f22b11c1SLukasz Majewski { 99*f22b11c1SLukasz Majewski puts("MMC support not available!\n"); 100*f22b11c1SLukasz Majewski return -1; 101*f22b11c1SLukasz Majewski } 102*f22b11c1SLukasz Majewski #endif 103*f22b11c1SLukasz Majewski #endif /* __DFU_ENTITY_H_ */ 104