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 #if (LOSCFG_TRACE_CONTROL_AGENT == 1)
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 return LOS_OK;
61 }
62
SerialWait(VOID)63 UINT32 SerialWait(VOID)
64 {
65 return LOS_OK;
66 }
67 #endif
68
SerialDataSend(UINT16 len,UINT8 * data)69 VOID SerialDataSend(UINT16 len, UINT8 *data)
70 {
71 UINT32 i;
72
73 for (i = 0; i < len; i++) {
74 UART_PUTC(data[i]);
75 }
76 }
77
78 STATIC const TracePipelineOps g_serialOps = {
79 .init = SerialPipelineInit,
80 .dataSend = SerialDataSend,
81 .dataRecv = SerialDataReceive,
82 .wait = SerialWait,
83 };
84
OsTracePipelineInit(VOID)85 UINT32 OsTracePipelineInit(VOID)
86 {
87 OsTracePipelineReg(&g_serialOps);
88 return g_serialOps.init();
89 }
90