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 __cplusplus
36 #if __cplusplus
37 extern "C" {
38 #endif /* __cplusplus */
39 #endif /* __cplusplus */
40
41 #if (LOSCFG_TRACE_CONTROL_AGENT == 1)
SerialPipelineInit(VOID)42 UINT32 SerialPipelineInit(VOID)
43 {
44 return uart_hwiCreate();
45 }
46
SerialDataReceive(UINT8 * data,UINT32 size,UINT32 timeout)47 UINT32 SerialDataReceive(UINT8 *data, UINT32 size, UINT32 timeout)
48 {
49 return uart_read(data, size, timeout);
50 }
51
SerialWait(VOID)52 UINT32 SerialWait(VOID)
53 {
54 return uart_wait_adapt();
55 }
56
57 #else
58
59 UINT32 SerialPipelineInit(VOID)
60 {
61 return LOS_OK;
62 }
63
64 UINT32 SerialDataReceive(UINT8 *data, UINT32 size, UINT32 timeout)
65 {
66 return LOS_OK;
67 }
68
69 UINT32 SerialWait(VOID)
70 {
71 return LOS_OK;
72 }
73 #endif
74
SerialDataSend(UINT16 len,UINT8 * data)75 VOID SerialDataSend(UINT16 len, UINT8 *data)
76 {
77 UINT32 i;
78
79 for (i = 0; i < len; i++) {
80 UART_PUTC(data[i]);
81 }
82 }
83
84 STATIC const TracePipelineOps g_serialOps = {
85 .init = SerialPipelineInit,
86 .dataSend = SerialDataSend,
87 .dataRecv = SerialDataReceive,
88 .wait = SerialWait,
89 };
90
OsTracePipelineInit(VOID)91 UINT32 OsTracePipelineInit(VOID)
92 {
93 OsTracePipelineReg(&g_serialOps);
94 return g_serialOps.init();
95 }
96
97 #ifdef __cplusplus
98 #if __cplusplus
99 }
100 #endif /* __cplusplus */
101 #endif /* __cplusplus */
102