mirror of
https://github.com/AsahiLinux/u-boot
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104 lines
2.7 KiB
C
104 lines
2.7 KiB
C
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/*
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* dfu.h - DFU flashable area description
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*
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* Copyright (C) 2012 Samsung Electronics
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* authors: Andrzej Pietrasiewicz <andrzej.p@samsung.com>
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* Lukasz Majewski <l.majewski@samsung.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#ifndef __DFU_ENTITY_H_
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#define __DFU_ENTITY_H_
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#include <common.h>
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#include <linux/list.h>
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#include <mmc.h>
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enum dfu_device_type {
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DFU_DEV_MMC = 1,
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DFU_DEV_ONENAND,
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DFU_DEV_NAND,
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};
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enum dfu_layout {
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DFU_RAW_ADDR = 1,
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DFU_FS_FAT,
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DFU_FS_EXT2,
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DFU_FS_EXT3,
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DFU_FS_EXT4,
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};
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struct mmc_internal_data {
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/* RAW programming */
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unsigned int lba_start;
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unsigned int lba_size;
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unsigned int lba_blk_size;
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/* FAT/EXT */
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unsigned int dev;
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unsigned int part;
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};
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static inline unsigned int get_mmc_blk_size(int dev)
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{
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return find_mmc_device(dev)->read_bl_len;
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}
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#define DFU_NAME_SIZE 32
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#define DFU_CMD_BUF_SIZE 128
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#define DFU_DATA_BUF_SIZE (1024*1024*4) /* 4 MiB */
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struct dfu_entity {
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char name[DFU_NAME_SIZE];
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int alt;
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void *dev_private;
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int dev_num;
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enum dfu_device_type dev_type;
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enum dfu_layout layout;
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union {
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struct mmc_internal_data mmc;
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} data;
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int (*read_medium)(struct dfu_entity *dfu, void *buf, long *len);
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int (*write_medium)(struct dfu_entity *dfu, void *buf, long *len);
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struct list_head list;
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};
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int dfu_config_entities(char *s, char *interface, int num);
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void dfu_free_entities(void);
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void dfu_show_entities(void);
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int dfu_get_alt_number(void);
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const char *dfu_get_dev_type(enum dfu_device_type t);
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const char *dfu_get_layout(enum dfu_layout l);
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struct dfu_entity *dfu_get_entity(int alt);
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char *dfu_extract_token(char** e, int *n);
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int dfu_read(struct dfu_entity *de, void *buf, int size, int blk_seq_num);
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int dfu_write(struct dfu_entity *de, void *buf, int size, int blk_seq_num);
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/* Device specific */
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#ifdef CONFIG_DFU_MMC
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extern int dfu_fill_entity_mmc(struct dfu_entity *dfu, char *s);
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#else
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static inline int dfu_fill_entity_mmc(struct dfu_entity *dfu, char *s)
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{
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puts("MMC support not available!\n");
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return -1;
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}
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#endif
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#endif /* __DFU_ENTITY_H_ */
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