1 /* 2 * Copyright (C) 2011 Samsung Electrnoics 3 * Lukasz Majewski <l.majewski@samsung.com> 4 * 5 * SPDX-License-Identifier: GPL-2.0+ 6 */ 7 8 #ifndef __USB_MASS_STORAGE_H__ 9 #define __USB_MASS_STORAGE_H__ 10 11 #define SECTOR_SIZE 0x200 12 13 #include <mmc.h> 14 15 struct ums_device { 16 struct mmc *mmc; 17 int dev_num; 18 int offset; 19 int part_size; 20 }; 21 22 struct ums_board_info { 23 int (*read_sector)(struct ums_device *ums_dev, 24 ulong start, lbaint_t blkcnt, void *buf); 25 int (*write_sector)(struct ums_device *ums_dev, 26 ulong start, lbaint_t blkcnt, const void *buf); 27 void (*get_capacity)(struct ums_device *ums_dev, 28 long long int *capacity); 29 const char *name; 30 struct ums_device ums_dev; 31 }; 32 33 extern void board_usb_init(void); 34 35 extern int fsg_init(struct ums_board_info *); 36 extern void fsg_cleanup(void); 37 extern struct ums_board_info *board_ums_init(unsigned int, 38 unsigned int, unsigned int); 39 extern int usb_gadget_handle_interrupts(void); 40 extern int fsg_main_thread(void *); 41 42 #endif /* __USB_MASS_STORAGE_H__ */ 43