1 /* 2 * Copyright (c) 2022-2022 Huawei Device Co., Ltd. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without modification, 5 * are permitted provided that the following conditions are met: 6 * 7 * 1. Redistributions of source code must retain the above copyright notice, this list of 8 * conditions and the following disclaimer. 9 * 10 * 2. Redistributions in binary form must reproduce the above copyright notice, this list 11 * of conditions and the following disclaimer in the documentation and/or other materials 12 * provided with the distribution. 13 * 14 * 3. Neither the name of the copyright holder nor the names of its contributors may be used 15 * to endorse or promote products derived from this software without specific prior written 16 * permission. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, 20 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 21 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR 22 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 23 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 24 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; 25 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 26 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 27 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 28 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 29 */ 30 31 #ifndef FF_GEN_DRV_H 32 #define FF_GEN_DRV_H 33 34 #include "stdint.h" 35 #ifdef LOSCFG_SUPPORT_FATFS 36 #include "diskio.h" 37 #endif 38 39 #ifdef __cplusplus 40 #if __cplusplus 41 extern "C" { 42 #endif /* __cplusplus */ 43 #endif /* __cplusplus */ 44 45 #ifdef LOSCFG_SUPPORT_FATFS 46 typedef struct { 47 DSTATUS (*disk_initialize)(BYTE); 48 DSTATUS (*disk_status)(BYTE); 49 DSTATUS (*disk_read)(BYTE, BYTE *, DWORD, UINT); 50 DSTATUS (*disk_write)(BYTE, const BYTE *, DWORD, UINT); 51 DSTATUS (*disk_ioctl)(BYTE, BYTE, void *); 52 } DiskioDrvTypeDef; 53 54 typedef struct { 55 uint8_t initialized[FF_VOLUMES]; 56 const DiskioDrvTypeDef *drv[FF_VOLUMES]; 57 uint8_t lun[FF_VOLUMES]; 58 volatile uint8_t nbr; 59 } DiskDrvTypeDef; 60 61 extern DiskDrvTypeDef g_diskDrv; 62 #endif 63 #ifdef __cplusplus 64 #if __cplusplus 65 } 66 #endif /* __cplusplus */ 67 #endif /* __cplusplus */ 68 69 #endif /* FS_CONFIG_H */ 70