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 #include "trace_pipeline_serial.h"
33 #include "trace_pipeline.h"
34
35 #ifdef LOSCFG_TRACE_CONTROL_AGENT
SerialPipelineInit(VOID)36 UINT32 SerialPipelineInit(VOID)
37 {
38 return uart_hwiCreate();
39 }
40
SerialDataReceive(UINT8 * data,UINT32 size,UINT32 timeout)41 UINT32 SerialDataReceive(UINT8 *data, UINT32 size, UINT32 timeout)
42 {
43 return uart_read(data, size, timeout);
44 }
45
SerialWait(VOID)46 UINT32 SerialWait(VOID)
47 {
48 return uart_wait_adapt();
49 }
50
51 #else
52
SerialPipelineInit(VOID)53 UINT32 SerialPipelineInit(VOID)
54 {
55 return LOS_OK;
56 }
57
SerialDataReceive(UINT8 * data,UINT32 size,UINT32 timeout)58 UINT32 SerialDataReceive(UINT8 *data, UINT32 size, UINT32 timeout)
59 {
60 (VOID)data;
61 (VOID)size;
62 (VOID)timeout;
63 return LOS_OK;
64 }
65
SerialWait(VOID)66 UINT32 SerialWait(VOID)
67 {
68 return LOS_OK;
69 }
70 #endif
71
SerialDataSend(UINT16 len,UINT8 * data)72 VOID SerialDataSend(UINT16 len, UINT8 *data)
73 {
74 UartPuts((CHAR *)data, len, 1);
75 }
76
77 STATIC const TracePipelineOps g_serialOps = {
78 .init = SerialPipelineInit,
79 .dataSend = SerialDataSend,
80 .dataRecv = SerialDataReceive,
81 .wait = SerialWait,
82 };
83
OsTracePipelineInit(VOID)84 UINT32 OsTracePipelineInit(VOID)
85 {
86 OsTracePipelineReg(&g_serialOps);
87 return g_serialOps.init();
88 }
89
90