1 /* 2 * Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved. 3 * Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without modification, 6 * are permitted provided that the following conditions are met: 7 * 8 * 1. Redistributions of source code must retain the above copyright notice, this list of 9 * conditions and the following disclaimer. 10 * 11 * 2. Redistributions in binary form must reproduce the above copyright notice, this list 12 * of conditions and the following disclaimer in the documentation and/or other materials 13 * provided with the distribution. 14 * 15 * 3. Neither the name of the copyright holder nor the names of its contributors may be used 16 * to endorse or promote products derived from this software without specific prior written 17 * permission. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 20 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, 21 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR 23 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 24 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 25 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; 26 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 27 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 28 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 29 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 30 */ 31 32 #ifndef FF_GEN_DRV_H 33 #define FF_GEN_DRV_H 34 35 #include "stdint.h" 36 #ifdef LOSCFG_SUPPORT_FATFS 37 #include "diskio.h" 38 #endif 39 40 #ifdef __cplusplus 41 #if __cplusplus 42 extern "C" { 43 #endif /* __cplusplus */ 44 #endif /* __cplusplus */ 45 46 #if (LOSCFG_SUPPORT_FATFS == 1) 47 typedef struct { 48 DSTATUS (*disk_initialize)(BYTE); 49 DSTATUS (*disk_status)(BYTE); 50 DSTATUS (*disk_read)(BYTE, BYTE *, DWORD, UINT); 51 DSTATUS (*disk_write)(BYTE, const BYTE *, DWORD, UINT); 52 DSTATUS (*disk_ioctl)(BYTE, BYTE, void *); 53 } DiskioDrvTypeDef; 54 55 typedef struct { 56 uint8_t initialized[FF_VOLUMES]; 57 const DiskioDrvTypeDef *drv[FF_VOLUMES]; 58 uint8_t lun[FF_VOLUMES]; 59 volatile uint8_t nbr; 60 } DiskDrvTypeDef; 61 62 extern DiskDrvTypeDef g_diskDrv; 63 #endif 64 #ifdef __cplusplus 65 #if __cplusplus 66 } 67 #endif /* __cplusplus */ 68 #endif /* __cplusplus */ 69 70 #endif /* FS_CONFIG_H */ 71