1 /*
2 * Copyright (c) 2009-2022 Huawei Technologies Co., Ltd. All rights reserved.
3 *
4 * UniProton is licensed under Mulan PSL v2.
5 * You can use this software according to the terms and conditions of the Mulan PSL v2.
6 * You may obtain a copy of Mulan PSL v2 at:
7 * http://license.coscl.org.cn/MulanPSL2
8 * THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
9 * EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
10 * MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
11 * See the Mulan PSL v2 for more details.
12 * Create: 2009-12-22
13 * Description: 错误处理函数文件
14 */
15 #include "prt_sys_external.h"
16 #include "prt_task_external.h"
17 #include "prt_err_internal.h"
18
19 OS_SEC_L4_BSS U32 g_normalErrorNo;
20 OS_SEC_L4_BSS U32 g_fatalErrorNo;
21
22 /*
23 * 描述：设置致命错误码
24 */
OsFatalErrSet(U32 faltError)25 OS_SEC_ALW_INLINE INLINE void OsFatalErrSet(U32 faltError)
26 {
27 g_fatalErrorNo = faltError;
28 }
29
OsErrRecordInCda(U32 errorNo)30 OS_SEC_L4_TEXT void OsErrRecordInCda(U32 errorNo)
31 {
32 g_normalErrorNo = errorNo;
33 }
34
OsErrRecord(U32 errorNo)35 OS_SEC_ALW_INLINE INLINE void OsErrRecord(U32 errorNo)
36 {
37 enum SysThreadType curThreadType;
38 uintptr_t interruptSave;
39
40 struct TagTskCb *taskCb = NULL;
41
42 interruptSave = OsIntLock();
43 curThreadType = OsCurThreadType();
44 if (curThreadType == SYS_TASK) {
45 taskCb = GET_TCB_HANDLE(RUNNING_TASK->taskPid);
46 taskCb->lastErr = errorNo;
47 }
48
49 OsIntRestore(interruptSave);
50 }
51
OsErrHandle(const char * fileName,U32 lineNo,U32 errorNo,U32 paraLen,void * para)52 OS_SEC_L4_TEXT void OsErrHandle(const char *fileName, U32 lineNo, U32 errorNo, U32 paraLen, void *para)
53 {
54 OS_ERR_CALL_USR_HOOK(fileName, lineNo, errorNo, paraLen, para);
55
56 /* 表示用户调用，回调用户钩子后返回 */
57 if (lineNo != OS_ERR_MAGIC_WORD) {
58 return;
59 }
60
61 OsErrRecord(errorNo);
62
63 /* 致命错误流程:记录trace、触发异常,高8bit为03的时候为致命错误 */
64 if ((errorNo & OS_ERROR_TYPE_MASK) == ERRTYPE_FATAL) {
65 OsFatalErrSet(errorNo);
66 /* 调用ill指令触发异常 */
67 OsAsmIll();
68 }
69 }
70
71 /*
72 * 描述：错误处理函数
73 */
PRT_ErrHandle(const char * fileName,U32 lineNo,U32 errorNo,U32 paraLen,void * para)74 OS_SEC_L4_TEXT U32 PRT_ErrHandle(const char *fileName, U32 lineNo, U32 errorNo, U32 paraLen, void *para)
75 {
76 OsErrHandle(fileName, lineNo, errorNo, paraLen, para);
77
78 return OS_OK;
79 }
80