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 _VIRTUAL_SERIAL_H 33 #define _VIRTUAL_SERIAL_H 34 35 #include "los_config.h" 36 #include "fs/file.h" 37 #if defined(LOSCFG_DRIVERS_USB_SERIAL_GADGET) || defined(LOSCFG_DRIVERS_USB_ETH_SER_GADGET) 38 #include "implementation/usb_api_pri.h" 39 #endif 40 41 #ifdef __cplusplus 42 #if __cplusplus 43 extern "C" { 44 #endif /* __cplusplus */ 45 #endif /* __cplusplus */ 46 47 #ifdef LOSCFG_FS_VFS 48 #define SERIAL "/dev/serial" 49 #define SERIAL_TTYGS0 "/dev/ttyGS0" 50 #define SERIAL_UARTDEV "/dev/uartdev" 51 52 #define SERIAL_TYPE_UART_DEV 1 53 #define SERIAL_TYPE_USBTTY_DEV 2 54 55 extern INT32 virtual_serial_init(const CHAR *deviceName); 56 extern INT32 virtual_serial_deinit(VOID); 57 58 extern UINT32 SerialTypeGet(VOID); 59 60 typedef struct { 61 struct file *filep; 62 UINT32 mask; 63 } LOS_VIRSERIAL_CB; 64 65 #endif 66 67 #ifdef __cplusplus 68 #if __cplusplus 69 } 70 #endif /* __cplusplus */ 71 #endif /* __cplusplus */ 72 73 #endif /* _VIRTUAL_SERIAL_H */ 74