include/usb_mass_storage.h

   1 /*
   2  * Copyright (C) 2011 Samsung Electrnoics
   3  * Lukasz Majewski <l.majewski@samsung.com>
   4  *
   5  * This program is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU General Public License as
   7  * published by the Free Software Foundation; either version 2 of
   8  * the License, or (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * aloong with this program; if not, write to the Free Software
  17  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  18  * MA 02111-1307 USA
  19  */
  20
  21 #ifndef __USB_MASS_STORAGE_H__
  22 #define __USB_MASS_STORAGE_H__
  23
  24 #define SECTOR_SIZE             0x200
  25
  26 #include <mmc.h>
  27
  28 struct ums_device {
  29         struct mmc *mmc;
  30         int dev_num;
  31         int offset;
  32         int part_size;
  33 };
  34
  35 struct ums_board_info {
  36         int (*read_sector)(struct ums_device *ums_dev,
  37                            ulong start, lbaint_t blkcnt, void *buf);
  38         int (*write_sector)(struct ums_device *ums_dev,
  39                             ulong start, lbaint_t blkcnt, const void *buf);
  40         void (*get_capacity)(struct ums_device *ums_dev,
  41                              long long int *capacity);
  42         const char *name;
  43         struct ums_device ums_dev;
  44 };
  45
  46 extern void board_usb_init(void);
  47
  48 extern int fsg_init(struct ums_board_info *);
  49 extern void fsg_cleanup(void);
  50 extern struct ums_board_info *board_ums_init(unsigned int,
  51                                              unsigned int, unsigned int);
  52 extern int usb_gadget_handle_interrupts(void);
  53 extern int fsg_main_thread(void *);
  54
  55 #endif /* __USB_MASS_STORAGE_H__ */