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Description: Sync liteos_m to OpenHarmony. 

Reviewed-by: likailong
This commit is contained in:
huangjieliang 2021-01-29 11:02:40 +08:00
parent b030e0e8e2
commit 25b432927c
66 changed files with 7645 additions and 959 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
components/cpup/los_cpup.c Normal file → Executable file
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@ -32,9 +32,8 @@
#include "los_cpup.h"
#include "securec.h"
#include "los_memory.h"
#include "los_timer.h"
#include "los_debug.h"
#include "los_timer.h"
#ifdef __cplusplus
#if __cplusplus
extern "C" {
@ -62,6 +61,7 @@ LITE_OS_SEC_BSS OsCpupCB *g_cpup = NULL;
LITE_OS_SEC_BSS UINT64 g_lastRecordTime;
LITE_OS_SEC_BSS UINT16 g_hisPos; /* <current Sampling point of historyTime */
LITE_OS_SEC_TEXT_MINOR STATIC INLINE UINT64 OsGetCurrentCyclesCount(VOID)
{
UINT32 high = 0;

308
components/exchook/los_exc_info.c Normal file
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@ -0,0 +1,308 @@
/*
* Copyright (c) 2013-2019, Huawei Technologies Co., Ltd. All rights reserved.
* Copyright (c) 2020, Huawei Device Co., Ltd. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* 3. Neither the name of the copyright holder nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific prior written
* permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "los_exc_info.h"
#include "securec.h"
#include "los_debug.h"
#include "los_interrupt.h"
#include "los_task.h"
#include "los_exchook.h"
#include "los_membox.h"
#include "los_memory.h"
#ifdef __cplusplus
#if __cplusplus
extern "C" {
#endif /* __cplusplus */
#endif /* __cplusplus */
#if (LOSCFG_PLATFORM_EXC == 1)
#define EXC_MSG_ARRAY_INIT_VALUE 0xff
#define EXC_INT_STATUS_LEN (OS_NVIC_INT_ENABLE_SIZE + OS_NVIC_INT_PEND_SIZE + \
OS_NVIC_INT_ACT_SIZE + OS_NVIC_INT_PRI_SIZE + \
OS_NVIC_EXCPRI_SIZE + OS_NVIC_SHCSR_SIZE + \
OS_NVIC_INT_CTRL_SIZE)
UINT32 g_excQueueMaxNum;
UINT32 g_excMemMaxNum;
VOID *g_excContent = NULL;
UINT32 g_excArraySize = MAX_EXC_MEM_SIZE;
UINT8 g_excMsgArray[MAX_EXC_MEM_SIZE];
STATIC ExcInfoArray g_excArray[OS_EXC_TYPE_MAX];
STATIC UINT32 OsExcSaveIntStatus(UINT32 type, VOID *arg)
{
UINT32 ret;
UINTPTR excContentEnd = (UINTPTR)MAX_INT_INFO_SIZE + (UINTPTR)g_excContent;
(VOID)arg;
*((UINT32 *)g_excContent) = type;
g_excContent = (UINT8 *)g_excContent + sizeof(UINT32);
*((UINT32 *)g_excContent) = EXC_INT_STATUS_LEN;
g_excContent = (UINT8 *)g_excContent + sizeof(UINT32);
/* save IRQ ENABLE reg group */
ret = memcpy_s(g_excContent, excContentEnd - (UINTPTR)g_excContent,
(const VOID *)OS_NVIC_SETENA_BASE, OS_NVIC_INT_ENABLE_SIZE);
if (ret != EOK) {
return LOS_NOK;
}
g_excContent = (UINT8 *)g_excContent + OS_NVIC_INT_ENABLE_SIZE;
/* save IRQ PEND reg group */
ret = memcpy_s(g_excContent, excContentEnd - (UINTPTR)g_excContent,
(const VOID *)OS_NVIC_SETPEND_BASE, OS_NVIC_INT_PEND_SIZE);
if (ret != EOK) {
return LOS_NOK;
}
g_excContent = (UINT8 *)g_excContent + OS_NVIC_INT_PEND_SIZE;
/* save IRQ ACTIVE reg group */
ret = memcpy_s(g_excContent, excContentEnd - (UINTPTR)g_excContent,
(const VOID *)OS_NVIC_INT_ACT_BASE, OS_NVIC_INT_ACT_SIZE);
if (ret != EOK) {
return LOS_NOK;
}
g_excContent = (UINT8 *)g_excContent + OS_NVIC_INT_ACT_SIZE;
/* save IRQ Priority reg group */
ret = memcpy_s(g_excContent, excContentEnd - (UINTPTR)g_excContent,
(const VOID *)OS_NVIC_PRI_BASE, OS_NVIC_INT_PRI_SIZE);
g_excContent = (UINT8 *)g_excContent + OS_NVIC_INT_PRI_SIZE;
/* save Exception Priority reg group */
ret = memcpy_s(g_excContent, excContentEnd - (UINTPTR)g_excContent,
(const VOID *)OS_NVIC_EXCPRI_BASE, OS_NVIC_EXCPRI_SIZE);
if (ret != EOK) {
return LOS_NOK;
}
g_excContent = (UINT8 *)g_excContent + OS_NVIC_EXCPRI_SIZE;
/* save IRQ Handler & SHCSR */
ret = memcpy_s(g_excContent, excContentEnd - (UINTPTR)g_excContent,
(const VOID *)OS_NVIC_SHCSR, OS_NVIC_SHCSR_SIZE);
if (ret != EOK) {
return LOS_NOK;
}
g_excContent = (UINT8 *)g_excContent + OS_NVIC_SHCSR_SIZE;
/* save IRQ Control & ICSR */
ret = memcpy_s(g_excContent, excContentEnd - (UINTPTR)g_excContent,
(const VOID *)OS_NVIC_INT_CTRL, OS_NVIC_INT_CTRL_SIZE);
if (ret != EOK) {
return LOS_NOK;
}
g_excContent = (UINT8 *)g_excContent + OS_NVIC_INT_CTRL_SIZE;
return LOS_OK;
}
STATIC UINT32 OsExcMemMsgGet(UINT32 type, VOID *arg)
{
UINT32 count;
UINT32 memNum = *(UINT32 *)arg;
UINTPTR memMsgEnd = (UINTPTR)g_excContent + MAX_MEM_INFO_SIZE;
*((UINT32 *)g_excContent) = type;
g_excContent = (UINT8 *)g_excContent + sizeof(UINT32);
*((UINT32 *)g_excContent) = sizeof(MemInfoCB) * memNum;
g_excContent = (UINT8 *)g_excContent + sizeof(UINT32);
count = OsMemboxExcInfoGet(memNum, g_excContent);
if (count < memNum) {
g_excContent = (UINT8 *)g_excContent + sizeof(MemInfoCB) * count;
(VOID)OsMemExcInfoGet(memNum - count, g_excContent);
}
g_excContent = (VOID *)memMsgEnd;
return LOS_OK;
}
STATIC UINT32 OsExcContentGet(UINT32 type, VOID *arg)
{
UINTPTR excContentEnd = MAX_EXC_MEM_SIZE + (UINTPTR)g_excMsgArray;
errno_t ret;
(VOID)arg;
/* save exception info */
*((UINT32 *)g_excContent) = type;
g_excContent = (UINT8 *)g_excContent + sizeof(UINT32);
*((UINT32 *)g_excContent) = sizeof(ExcInfo) + sizeof(EXC_CONTEXT_S);
g_excContent = (UINT8 *)g_excContent + sizeof(UINT32);
ret = memcpy_s((VOID *)g_excContent, excContentEnd - (UINTPTR)g_excContent,
(VOID *)&g_excInfo, sizeof(ExcInfo));
if (ret != EOK) {
return LOS_NOK;
}
g_excContent = (UINT8 *)g_excContent + sizeof(ExcInfo);
ret = memcpy_s((VOID *)g_excContent, excContentEnd - (UINTPTR)g_excContent,
g_excInfo.context, sizeof(EXC_CONTEXT_S));
if (ret != EOK) {
return LOS_NOK;
}
g_excContent = (UINT8 *)g_excContent + sizeof(EXC_CONTEXT_S);
return LOS_OK;
}
STATIC UINT32 OsExcHookFunc(UINT32 type, UINT32 index, UINT32 loop, UINT32 len, EXC_INFO_SAVE_CALLBACK func)
{
UINT32 i;
*((UINT32 *)g_excContent) = (UINT32)type;
g_excContent = (UINT8 *)g_excContent + sizeof(UINT32);
*((UINT32 *)g_excContent) = len * loop;
g_excContent = (UINT8 *)g_excContent + sizeof(UINT32);
for (i = index; i < loop; i++) {
(VOID)func(i, g_excContent);
g_excContent = (UINT8 *)g_excContent + len;
}
return LOS_OK;
}
#if (LOSCFG_BASE_IPC_QUEUE == 1)
STATIC UINT32 OsExcQueueMsgGet(UINT32 type, VOID *arg)
{
UINT32 len = sizeof(QUEUE_INFO_S);
UINT32 loop = *(UINT32 *)arg;
return OsExcHookFunc(type, 1, loop, len, (EXC_INFO_SAVE_CALLBACK)LOS_QueueInfoGet);
}
#endif
STATIC UINT32 OsExcTaskMsgGet(UINT32 type, VOID *arg)
{
UINT32 len = sizeof(TSK_INFO_S);
UINT32 loop = *(UINT32 *)arg;
return OsExcHookFunc(type, 0, loop, len, (EXC_INFO_SAVE_CALLBACK)LOS_TaskInfoGet);
}
#if (LOSCFG_BASE_CORE_EXC_TSK_SWITCH == 1)
STATIC UINT32 OsExcTskSwitchMsgGet(UINT32 type, VOID *arg)
{
UINT32 len;
UINT32 loop;
UINT32 taskSwitchCount;
TaskSwitchInfo *taskSwitchInfo = NULL;
UINT32 i;
/* not necessary, just for macro int library */
taskSwitchInfo = (TaskSwitchInfo *)arg;
taskSwitchCount = taskSwitchInfo->cntInfo.maxCnt;
len = sizeof(UINT32) + (sizeof(CHAR) * LOS_TASK_NAMELEN);
if (taskSwitchInfo->cntInfo.isFull) {
i = taskSwitchInfo->idx;
loop = i + taskSwitchCount;
} else {
i = 0;
loop = taskSwitchInfo->idx;
}
return OsExcHookFunc(type, i, loop, len, (EXC_INFO_SAVE_CALLBACK)LOS_TaskSwitchInfoGet);
}
#endif
VOID OsExcRegister(ExcInfoType type, EXC_INFO_SAVE_CALLBACK func, VOID *arg)
{
ExcInfoArray *excInfo = NULL;
if ((type >= OS_EXC_TYPE_MAX) || (func == NULL)) {
PRINT_ERR("HalExcRegister ERROR!\n");
return;
}
excInfo = &(g_excArray[type]);
if (excInfo->valid == TRUE) {
return;
}
excInfo->type = type;
excInfo->fnExcInfoCb = func;
excInfo->arg = arg;
excInfo->valid = TRUE;
}
STATIC VOID OsExcMsgDump(VOID)
{
UINT32 index;
/* Ignore the return code when matching CSEC rule 6.6(4). */
(VOID)memset_s(g_excMsgArray, g_excArraySize, EXC_MSG_ARRAY_INIT_VALUE, g_excArraySize);
*((UINT32 *)g_excContent) = MAX_EXC_MEM_SIZE; /* The total length of exception information. */
g_excContent = (UINT8 *)g_excContent + sizeof(UINT32);
for (index = 0; index < OS_EXC_TYPE_MAX; index++) {
if (!g_excArray[index].valid) {
continue;
}
g_excArray[index].fnExcInfoCb(g_excArray[index].type, g_excArray[index].arg);
}
*((UINT32 *)g_excContent) = OS_EXC_TYPE_MAX;
g_excContent = (UINT8 *)g_excContent + sizeof(UINT32);
return;
}
VOID OsExcMsgDumpInit(VOID)
{
g_excQueueMaxNum = LOSCFG_BASE_IPC_QUEUE_LIMIT;
g_excMemMaxNum = OS_SYS_MEM_NUM;
g_excContent = (VOID *)g_excMsgArray;
OsExcRegister(OS_EXC_TYPE_CONTEXT, OsExcContentGet, NULL);
OsExcRegister(OS_EXC_TYPE_TSK, OsExcTaskMsgGet, &g_taskMaxNum);
#if (LOSCFG_BASE_IPC_QUEUE == 1)
OsExcRegister(OS_EXC_TYPE_QUE, OsExcQueueMsgGet, &g_excQueueMaxNum);
#endif
OsExcRegister(OS_EXC_TYPE_NVIC, OsExcSaveIntStatus, NULL);
#if (LOSCFG_BASE_CORE_EXC_TSK_SWITCH == 1)
OsExcRegister(OS_EXC_TYPE_TSK_SWITCH, OsExcTskSwitchMsgGet, &g_taskSwitchInfo);
#endif
OsExcRegister(OS_EXC_TYPE_MEM, OsExcMemMsgGet, &g_excMemMaxNum);
(VOID)LOS_RegExcHook(EXC_INTERRUPT, (ExcHookFn)OsExcMsgDump);
}
#endif
#ifdef __cplusplus
#if __cplusplus
}
#endif /* __cplusplus */
#endif /* __cplusplus */

116
components/exchook/los_exc_info.h Normal file
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@ -0,0 +1,116 @@
/*
* Copyright (c) 2013-2019, Huawei Technologies Co., Ltd. All rights reserved.
* Copyright (c) 2020, Huawei Device Co., Ltd. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* 3. Neither the name of the copyright holder nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific prior written
* permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "los_config.h"
#include "los_task.h"
#include "los_queue.h"
#include "los_memory.h"
#include "los_arch_interrupt.h"
#ifdef __cplusplus
#if __cplusplus
extern "C" {
#endif /* __cplusplus */
#endif /* __cplusplus */
#define INFO_TYPE_AND_SIZE 8
#define MAX_SCENE_INFO_SIZE (INFO_TYPE_AND_SIZE + sizeof(ExcInfo) + sizeof(EXC_CONTEXT_S))
#define MAX_TSK_INFO_SIZE (INFO_TYPE_AND_SIZE + sizeof(TSK_INFO_S) * (LOSCFG_BASE_CORE_TSK_LIMIT + 1))
#if (LOSCFG_BASE_IPC_QUEUE == 1)
#define MAX_QUEUE_INFO_SIZE (INFO_TYPE_AND_SIZE + sizeof(QUEUE_INFO_S) * LOSCFG_BASE_IPC_QUEUE_LIMIT)
#else
#define MAX_QUEUE_INFO_SIZE (0)
#endif
#if (LOSCFG_BASE_CORE_EXC_TSK_SWITCH == 1)
#define MAX_SWITCH_INFO_SIZE (INFO_TYPE_AND_SIZE + (sizeof(UINT32) + sizeof(CHAR) * LOS_TASK_NAMELEN) * OS_TASK_SWITCH_INFO_COUNT)
#else
#define MAX_SWITCH_INFO_SIZE (0)
#endif
#define MAX_MEM_INFO_SIZE (INFO_TYPE_AND_SIZE + sizeof(MemInfoCB) * OS_SYS_MEM_NUM)
#define MAX_EXC_MEM_SIZE (INFO_TYPE_AND_SIZE + MAX_SCENE_INFO_SIZE + MAX_TSK_INFO_SIZE + MAX_QUEUE_INFO_SIZE + MAX_INT_INFO_SIZE + MAX_SWITCH_INFO_SIZE + MAX_MEM_INFO_SIZE)
typedef enum {
OS_EXC_TYPE_CONTEXT = 0,
OS_EXC_TYPE_TSK = 1,
OS_EXC_TYPE_QUE = 2,
OS_EXC_TYPE_NVIC = 3,
OS_EXC_TYPE_TSK_SWITCH = 4,
OS_EXC_TYPE_MEM = 5,
OS_EXC_TYPE_MAX = 6
} ExcInfoType;
typedef struct {
ExcInfoType flag;
UINT32 length;
ExcInfo info;
EXC_CONTEXT_S context;
} ExcContextInfoArray;
typedef struct {
ExcInfoType flag;
UINT32 length;
TSK_INFO_S taskInfo[LOSCFG_BASE_CORE_TSK_LIMIT + 1];
} ExcTaskInfoArray;
typedef struct {
ExcInfoType flag;
UINT32 length;
QUEUE_INFO_S queueInfo[LOSCFG_BASE_CORE_TSK_LIMIT];
} ExcQueueInfoArray;
typedef struct {
UINT32 totalLen;
ExcContextInfoArray excInfo;
ExcTaskInfoArray taskInfo;
ExcQueueInfoArray queueInfo;
} ExcMsgArray;
typedef UINT32 (*EXC_INFO_SAVE_CALLBACK)(UINT32, VOID *);
typedef struct {
ExcInfoType type;
UINT32 valid;
EXC_INFO_SAVE_CALLBACK fnExcInfoCb;
VOID *arg;
} ExcInfoArray;
VOID OsExcMsgDumpInit(VOID);
extern UINT8 g_excMsgArray[MAX_EXC_MEM_SIZE];
#ifdef __cplusplus
#if __cplusplus
}
#endif /* __cplusplus */
#endif /* __cplusplus */

135
components/exchook/los_exchook.c Normal file
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@ -0,0 +1,135 @@
/*
* Copyright (c) 2013-2019, Huawei Technologies Co., Ltd. All rights reserved.
* Copyright (c) 2020, Huawei Device Co., Ltd. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* 3. Neither the name of the copyright holder nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific prior written
* permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "los_exchook.h"
#include "los_context.h"
#ifndef LOSCFG_BASE_EXC_HOOK_LIMIT
#define LOSCFG_BASE_EXC_HOOK_LIMIT 16
#endif
struct Node {
ExcHookFn excHookFn;
struct Node *next;
};
STATIC struct Node g_excNodes[LOSCFG_BASE_EXC_HOOK_LIMIT];
STATIC struct Node *g_excHeads[EXC_TYPE_END + 1]; /* EXC_TYPE_END is used for the free list. */
STATIC VOID DoExcHookInRegOrder(EXC_TYPE excType, struct Node *node)
{
if (node != NULL) {
DoExcHookInRegOrder(excType, node->next);
node->excHookFn(excType);
}
}
STATIC VOID DoExcHook(EXC_TYPE excType)
{
UINTPTR intSave;
if (excType >= EXC_TYPE_END) {
return;
}
intSave = LOS_IntLock();
DoExcHookInRegOrder(excType, g_excHeads[excType]);
LOS_IntRestore(intSave);
}
STATIC struct Node *GetFreeNode(VOID)
{
struct Node *node = NULL;
if (g_excHeads[EXC_TYPE_END] == NULL) {
if (g_excNodes[0].excHookFn != NULL) {
/* no free node now */
return NULL;
} else {
/* Initialize the free list */
for (int i = 0; i < LOSCFG_BASE_EXC_HOOK_LIMIT; ++i) {
g_excNodes[i].next = g_excHeads[EXC_TYPE_END];
g_excHeads[EXC_TYPE_END] = &g_excNodes[i];
}
OsExcHookRegister(DoExcHook);
}
}
node = g_excHeads[EXC_TYPE_END];
g_excHeads[EXC_TYPE_END] = node->next;
return node;
}
UINT32 LOS_RegExcHook(EXC_TYPE excType, ExcHookFn excHookFn)
{
UINTPTR intSave;
struct Node *node = NULL;
if (excType >= EXC_TYPE_END || excHookFn == NULL) {
return LOS_ERRNO_SYS_PTR_NULL;
}
intSave = LOS_IntLock();
node = GetFreeNode();
if (node == NULL) {
LOS_IntRestore(intSave);
return LOS_ERRNO_SYS_HOOK_IS_FULL;
}
node->excHookFn = excHookFn;
node->next = g_excHeads[excType];
g_excHeads[excType] = node;
LOS_IntRestore(intSave);
return LOS_OK;
}
UINT32 LOS_UnRegExcHook(EXC_TYPE excType, ExcHookFn excHookFn)
{
UINTPTR intSave;
struct Node *node = NULL;
struct Node *preNode = NULL;
if (excType >= EXC_TYPE_END || excHookFn == NULL) {
return LOS_ERRNO_SYS_PTR_NULL;
}
intSave = LOS_IntLock();
for (node = g_excHeads[excType]; node != NULL; node = node->next) {
if (node->excHookFn == excHookFn) {
if (preNode) {
preNode->next = node->next;
} else {
g_excHeads[excType] = node->next;
}
node->excHookFn = NULL;
node->next = g_excHeads[EXC_TYPE_END];
g_excHeads[EXC_TYPE_END] = node;
}
preNode = node;
}
LOS_IntRestore(intSave);
return LOS_OK;
}

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components/exchook/los_exchook.h Normal file
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@ -0,0 +1,105 @@
/*
* Copyright (c) 2013-2019, Huawei Technologies Co., Ltd. All rights reserved.
* Copyright (c) 2020, Huawei Device Co., Ltd. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* 3. Neither the name of the copyright holder nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific prior written
* permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
/**
* @defgroup los_exchook Exception hooks
* @ingroup kernel
*/
#ifndef _LOS_EXCHOOK_H
#define _LOS_EXCHOOK_H
#include "los_tick.h"
#include "los_debug.h"
#include "los_arch_interrupt.h"
#include "los_interrupt.h"
#include "los_task.h"
#include "los_queue.h"
#ifdef __cplusplus
#if __cplusplus
extern "C" {
#endif /* __cplusplus */
#endif /* __cplusplus */
/**
* @ingroup los_exchook
* @brief: System exception hooks register function.
*
* @par Description:
* This API is used to register exception hooks.
* Hooks will be invoked in reverse order.
*
* @attention:
* <ul><li>This function should not be call in excHookFn.</li></ul>
*
* @param: None.
*
* @retval: LOS_OK success.
* LOS_ERRNO_SYS_HOOK_IS_FULL too many hooks registered. @see LOSCFG_BASE_EXC_HOOK_LIMIT
* LOS_ERRNO_SYS_PTR_NULL excHookFn is null or invalid excType.
*
* @par Dependency:
* <ul><li>los_exchook.h: the header file that contains the API declaration.</li></ul>
* @see None.
*
* */
extern UINT32 LOS_RegExcHook(EXC_TYPE excType, ExcHookFn excHookFn);
/**
* @ingroup los_exchook
* @brief: System exception hooks unregister function.
*
* @par Description:
* This API is used to unregister exception hooks.
*
* @attention:
* <ul><li>This function should not be call in excHookFn.</li></ul>
*
* @param: None.
*
* @retval: LOS_OK success.
* LOS_ERRNO_SYS_PTR_NULL excHookFn is null or invalid excType.
*
* @par Dependency:
* <ul><li>los_exchook.h: the header file that contains the API declaration.</li></ul>
* @see None.
*
* */
extern UINT32 LOS_UnRegExcHook(EXC_TYPE excType, ExcHookFn excHookFn);
#ifdef __cplusplus
#if __cplusplus
}
#endif /* __cplusplus */
#endif /* __cplusplus */
#endif /* _LOS_EXCHOOK_H */

1351
components/fs/fatfs/fatfs.c Normal file
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80
components/fs/fatfs/fatfs.h Normal file
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@ -0,0 +1,80 @@
/*
* Copyright (c) 2013-2019, Huawei Technologies Co., Ltd. All rights reserved.
* Copyright (c) 2020, Huawei Device Co., Ltd. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* 3. Neither the name of the copyright holder nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific prior written
* permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef _FATFS_H
#define _FATFS_H
#ifdef __cplusplus
#if __cplusplus
extern "C" {
#endif /* __cplusplus */
#endif /* __cplusplus */
/* Format options */
#define FMT_FAT 0x01
#define FMT_FAT32 0x02
#define FMT_ANY 0x07
/**
* @brief divide a physical drive (SD card, U disk, and MMC card), this function is OHOS-specific
* @param pdrv physical drive number.
* @param partTbl list of partition size to create on the drive.
* -- item is <= 100: specifies the partition size in percentage of the entire drive space.
* -- item is > 100: specifies number of sectors.
* @return fdisk result
* @retval -1 fdisk error
* @retval 0 fdisk successful
*/
int fatfs_fdisk(int pdrv, const unsigned int *partTbl);
/**
* @brief format FAT device (SD card, U disk, and MMC card), this function is OHOS-specific
* @param dev device name.
* @param sectors sectors per cluster, can be 0 OR power of 2. The sector size for standard FAT volumes is 512 bytes.
* -- sector number is 0 OR >128: automatically choose the appropriate cluster size.
* -- sector number is 1 ~ 128: cluster size = sectors per cluster * 512B.
* @param option file system type.
* -- FMT_FAT
* -- FMT_FAT32
* -- FMT_ANY
* @return format result
* @retval -1 format error
* @retval 0 format successful
*/
int fatfs_format(const char *dev, int sectors, int option);
#ifdef __cplusplus
#if __cplusplus
}
#endif /* __cplusplus */
#endif /* __cplusplus */
#endif /* _FATFS_H */

306
kal/cmsis/cmsis_liteos2.c Normal file → Executable file
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@ -39,6 +39,7 @@
#include "los_sem.h"
#include "los_swtmr.h"
#include "los_task.h"
#include "los_timer.h"
#include "kal.h"
#include "los_debug.h"
@ -71,7 +72,6 @@ const osVersion_t g_stLosVersion = { 001, 001 };
((UINT32)LITEOS_VERSION_BUILD * 1UL))
#define KERNEL_ID "HUAWEI-LiteOS"
#define UNUSED(var) do { (void)var; } while (0)
// ==== Kernel Management Functions ====
uint32_t osTaskStackWaterMarkGet(UINT32 taskID);
@ -277,7 +277,6 @@ uint32_t osKernelGetTickFreq(void)
return (freq);
}
extern VOID LOS_GetCpuCycle(UINT32 *puwCntHi, UINT32 *puwCntLo);
uint32_t osKernelGetSysTimerCount(void)
{
uint32_t countHigh = 0;
@ -285,7 +284,7 @@ uint32_t osKernelGetSysTimerCount(void)
if (OS_INT_ACTIVE) {
countLow = 0U;
} else {
LOS_GetCpuCycle((UINT32 *)&countHigh, (UINT32 *)&countLow);
HalGetCpuCycle((UINT32 *)&countHigh, (UINT32 *)&countLow);
}
return countLow;
}
@ -655,22 +654,14 @@ uint32_t osThreadGetCount(void)
}
// ==== Generic Wait Functions ====
WEAK UINT32 HalDelay(UINT32 ticks)
{
UNUSED(ticks);
return LOS_ERRNO_TSK_DELAY_IN_INT;
}
osStatus_t osDelay(uint32_t ticks)
{
UINT32 uwRet;
UINT32 uwRet = LOS_OK;
if (ticks == 0) {
return osOK;
}
if (osKernelGetState() != osKernelRunning) {
uwRet = HalDelay(ticks);
HalDelay(ticks);
} else {
uwRet = LOS_TaskDelay(ticks);
}
@ -707,7 +698,7 @@ osStatus_t osDelayUntil(uint32_t ticks)
osTimerId_t osTimerNew(osTimerFunc_t func, osTimerType_t type, void *argument, const osTimerAttr_t *attr)
{
UNUSED(attr);
UINT16 usSwTmrID;
UINT32 usSwTmrID;
UINT8 mode;
if ((NULL == func) || ((osTimerOnce != type) && (osTimerPeriodic != type))) {
@ -1369,6 +1360,293 @@ void osThreadExit(void)
}
#endif
#define MP_ALLOC 1U
#define MD_ALLOC 2U
#define MEM_POOL_VALID 0xFFEEFF00
typedef struct {
LOS_MEMBOX_INFO poolInfo;
void *poolBase;
uint32_t poolSize;
uint32_t status;
const char *name;
} MemPoolCB;
osMemoryPoolId_t osMemoryPoolNew(uint32_t block_count, uint32_t block_size, const osMemoryPoolAttr_t *attr)
{
MemPoolCB *mp = NULL;
const char *name = NULL;
LOS_MEMBOX_NODE *node = NULL;
uint32_t memCB = 0;
uint32_t memMP = 0;
uint32_t size;
uint32_t index;
if (OS_INT_ACTIVE) {
return NULL;
}
if ((block_count == 0) || (block_size == 0)) {
return NULL;
}
size = block_count * block_size;
if (attr != NULL) {
if ((attr->cb_mem != NULL) && (attr->cb_size >= sizeof(MemPoolCB))) {
memCB = 1;
}
if ((attr->mp_mem != NULL) &&
(((UINTPTR)attr->mp_mem & 0x3) == 0) && /* 0x3: Check if array is 4-byte aligned. */
(attr->mp_size >= size)) {
memMP = 1;
}
name = attr->name;
}
if (memCB == 0) {
mp = LOS_MemAlloc(OS_SYS_MEM_ADDR, sizeof(MemPoolCB));
if (mp == NULL) {
return NULL;
}
mp->status = MP_ALLOC;
} else {
mp = attr->cb_mem;
mp->status = 0;
}
if (memMP == 0) {
mp->poolBase = LOS_MemAlloc(OS_SYS_MEM_ADDR, size);
if (mp->poolBase == NULL) {
(void)LOS_MemFree(OS_SYS_MEM_ADDR, mp);
return NULL;
}
mp->status |= MD_ALLOC;
} else {
mp->poolBase = attr->mp_mem;
}
mp->poolSize = size;
mp->name = name;
mp->poolInfo.uwBlkCnt = 0;
mp->poolInfo.uwBlkNum = block_count;
mp->poolInfo.uwBlkSize = block_size;
node = (LOS_MEMBOX_NODE *)mp->poolBase;
mp->poolInfo.stFreeList.pstNext = node;
for (index = 0; index < block_count - 1; ++index) {
node->pstNext = OS_MEMBOX_NEXT(node, block_size);
node = node->pstNext;
}
node->pstNext = NULL;
mp->status |= MEM_POOL_VALID;
return mp;
}
void *osMemoryPoolAlloc(osMemoryPoolId_t mp_id, uint32_t timeout)
{
MemPoolCB *mp = (MemPoolCB *)mp_id;
LOS_MEMBOX_NODE *node = NULL;
UINTPTR intSave;
UNUSED(timeout);
if (mp_id == NULL) {
return NULL;
}
intSave = LOS_IntLock();
if ((mp->status & MEM_POOL_VALID) == MEM_POOL_VALID) {
node = mp->poolInfo.stFreeList.pstNext;
if (node != NULL) {
mp->poolInfo.stFreeList.pstNext = node->pstNext;
mp->poolInfo.uwBlkCnt++;
}
}
LOS_IntRestore(intSave);
return node;
}
osStatus_t osMemoryPoolFree(osMemoryPoolId_t mp_id, void *block)
{
MemPoolCB *mp = (MemPoolCB *)mp_id;
LOS_MEMBOX_NODE *node = NULL;
LOS_MEMBOX_NODE *nodeTmp = NULL;
UINTPTR intSave;
if ((mp_id == NULL) || (block == NULL)) {
return osErrorParameter;
}
intSave = LOS_IntLock();
if ((mp->status & MEM_POOL_VALID) != MEM_POOL_VALID) {
LOS_IntRestore(intSave);
return osErrorResource;
}
if (((UINTPTR)block < (UINTPTR)mp->poolBase) ||
((UINTPTR)block >= ((UINTPTR)mp->poolBase + (UINTPTR)mp->poolSize))) {
LOS_IntRestore(intSave);
return osErrorParameter;
}
node = (LOS_MEMBOX_NODE *)block;
nodeTmp = mp->poolInfo.stFreeList.pstNext;
mp->poolInfo.stFreeList.pstNext = node;
node->pstNext = nodeTmp;
mp->poolInfo.uwBlkCnt--;
LOS_IntRestore(intSave);
return osOK;
}
osStatus_t osMemoryPoolDelete(osMemoryPoolId_t mp_id)
{
MemPoolCB *mp = (MemPoolCB *)mp_id;
UINTPTR intSave;
if (OS_INT_ACTIVE) {
return osErrorISR;
}
if (mp_id == NULL) {
return osErrorParameter;
}
intSave = LOS_IntLock();
if ((mp->status & MEM_POOL_VALID) != MEM_POOL_VALID) {
LOS_IntRestore(intSave);
return osErrorResource;
}
if (mp->status & MD_ALLOC) {
(void)LOS_MemFree(OS_SYS_MEM_ADDR, mp->poolBase);
mp->poolBase = NULL;
}
mp->name = NULL;
mp->status &= ~MEM_POOL_VALID;
if (mp->status & MP_ALLOC) {
(void)LOS_MemFree(OS_SYS_MEM_ADDR, mp);
}
LOS_IntRestore(intSave);
return osOK;
}
uint32_t osMemoryPoolGetCapacity(osMemoryPoolId_t mp_id)
{
MemPoolCB *mp = (MemPoolCB *)mp_id;
UINTPTR intSave;
uint32_t num;
if (mp_id == NULL) {
return 0;
}
intSave = LOS_IntLock();
if ((mp->status & MEM_POOL_VALID) != MEM_POOL_VALID) {
num = 0;
} else {
num = mp->poolInfo.uwBlkNum;
}
LOS_IntRestore(intSave);
return num;
}
uint32_t osMemoryPoolGetBlockSize(osMemoryPoolId_t mp_id)
{
MemPoolCB *mp = (MemPoolCB *)mp_id;
UINTPTR intSave;
uint32_t size;
if (mp_id == NULL) {
return 0;
}
intSave = LOS_IntLock();
if ((mp->status & MEM_POOL_VALID) != MEM_POOL_VALID) {
size = 0;
} else {
size = mp->poolInfo.uwBlkSize;
}
LOS_IntRestore(intSave);
return size;
}
uint32_t osMemoryPoolGetCount(osMemoryPoolId_t mp_id)
{
MemPoolCB *mp = (MemPoolCB *)mp_id;
UINTPTR intSave;
uint32_t count;
if (mp_id == NULL) {
return 0;
}
intSave = LOS_IntLock();
if ((mp->status & MEM_POOL_VALID) != MEM_POOL_VALID) {
count = 0;
} else {
count = mp->poolInfo.uwBlkCnt;
}
LOS_IntRestore(intSave);
return count;
}
uint32_t osMemoryPoolGetSpace(osMemoryPoolId_t mp_id)
{
MemPoolCB *mp = (MemPoolCB *)mp_id;
UINTPTR intSave;
uint32_t space;
if (mp_id == NULL) {
return 0;
}
intSave = LOS_IntLock();
if ((mp->status & MEM_POOL_VALID) != MEM_POOL_VALID) {
space = 0;
} else {
space = mp->poolInfo.uwBlkCnt - mp->poolInfo.uwBlkCnt;
}
LOS_IntRestore(intSave);
return space;
}
const char *osMemoryPoolGetName(osMemoryPoolId_t mp_id)
{
MemPoolCB *mp = (MemPoolCB *)mp_id;
const char *p = NULL;
UINTPTR intSave;
if (mp_id == NULL) {
return NULL;
}
if (OS_INT_ACTIVE) {
return NULL;
}
intSave = LOS_IntLock();
if ((mp->status & MEM_POOL_VALID) == MEM_POOL_VALID) {
p = mp->name;
}
LOS_IntRestore(intSave);
return p;
}
#endif // (CMSIS_OS_VER == 2)
#ifdef __cplusplus
#if __cplusplus

3
kal/kal.c Normal file → Executable file
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@ -30,6 +30,7 @@
*/
#include "kal.h"
#include "los_interrupt.h"
#include "los_swtmr.h"
#ifdef __cplusplus
@ -43,7 +44,7 @@ osTimerId_t osTimerExtNew(osTimerFunc_t func, osTimerType_t type, void *argument
osTimerRouses_t ucRouses, osTimerAlign_t ucSensitive)
{
UNUSED(attr);
UINT16 usSwTmrID;
UINT32 usSwTmrID;
UINT8 mode;
if ((OS_INT_ACTIVE) || (NULL == func) || ((osTimerOnce != type) && (osTimerPeriodic != type))) {

3
kal/kal.h Normal file → Executable file
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@ -32,8 +32,9 @@
#ifndef _KAL_H
#define _KAL_H
#include "cmsis_os2.h"
#include "los_config.h"
#include "los_compiler.h"
#include "cmsis_os2.h"
#ifdef __cplusplus
#if __cplusplus

0
kal/posix/include/libc.h Normal file → Executable file
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312
kal/posix/src/time.c Normal file → Executable file
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@ -30,6 +30,7 @@
*/
#include <time.h>
#include <sys/time.h>
#include <stdint.h>
#include <errno.h>
#include <signal.h>
@ -49,9 +50,64 @@
#define OS_SYS_US_PER_SECOND 1000000
#define OS_SYS_MS_PER_SECOND 1000
#define TM_YEAR_BASE 1900
#define EPOCH_YEAR 1970
#define SECS_PER_MIN 60
#define MINS_PER_HOUR 60
#define SECS_PER_HOUR 3600 /* 60 * 60 */
#define SECS_PER_DAY 86400 /* 60 * 60 * 24 */
#define SECS_PER_NORMAL_YEAR 31536000 /* 60 * 60 * 24 * 365 */
#define DAYS_PER_WEEK 7
#define DAYS_PER_NORMAL_YEAR 365
#define DAYS_PER_LEAP_YEAR 366
#define BEGIN_WEEKDAY 4
#define TIME_ZONE_MAX 720 /* 12 * 60 */
#define TIME_ZONE_MIN (-840) /* -14 * 60 */
/* accumulative time delta from discontinuous modify */
STATIC struct timespec g_accDeltaFromSet;
STATIC const UINT16 g_daysInMonth[2][13] = {
/* Normal years. */
{ 0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334, 365 },
/* Leap years. */
{ 0, 31, 60, 91, 121, 152, 182, 213, 244, 274, 305, 335, 366 }
};
STATIC const UINT8 g_montbl[12] = { 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 };
/*
* Nonzero if YEAR is a leap year (every 4 years,
* except every 100th isn't, and every 400th is).
*/
#ifndef IS_LEAP_YEAR
#define IS_LEAP_YEAR(year) \
(((year) % 4 == 0) && (((year) % 100 != 0) || ((year) % 400 == 0)))
#endif
/* The lowest two bytes indicate minutes of the time zone */
#ifndef OFFSET_TO_MINUTE
#define OFFSET_TO_MINUTE(time) (((time) < 0) ? (-(time)) : (time))
#endif
/* The highest 31 bytes, 1 indicates eastern time zone£¬0 indicates western time zone */
#ifndef TIME_ZONE_SIGN
#define TIME_ZONE_SIGN(time) ((time) >> 31)
#endif
#define DIV(a, b) (((a) / (b)) - ((a) % (b) < 0))
#define LEAPS_THRU_END_OF(y) (DIV (y, 4) - DIV (y, 100) + DIV (y, 400))
/* 946656000000ms is the UTC 2000-01-01 00:00:00 */
static UINT64 g_rtcTimeBase = 946656000000;
static UINT64 g_systickBase = 0;
/*
* Time zone information, stored in minutes,
* negative values indicate the east of UTC,
* positive values indicate the west of UTC.
*/
static INT32 g_rtcTimeZone = -480;
static struct tm g_tm = {0};
/* internal functions */
STATIC INLINE BOOL ValidTimeSpec(const struct timespec *tp)
{
@ -126,7 +182,7 @@ int nanosleep(const struct timespec *rqtp, struct timespec *rmtp)
int timer_create(clockid_t clockID, struct sigevent *restrict evp, timer_t *restrict timerID)
{
UINT32 ret;
UINT16 swtmrID;
UINT32 swtmrID;
if (!timerID || (clockID != CLOCK_REALTIME)) {
errno = EINVAL;
@ -155,7 +211,7 @@ int timer_create(clockid_t clockID, struct sigevent *restrict evp, timer_t *rest
int timer_delete(timer_t timerID)
{
UINT16 swtmrID = (UINT16)(UINTPTR)timerID;
UINT32 swtmrID = (UINT32)(UINTPTR)timerID;
if (LOS_SwtmrDelete(swtmrID) != LOS_OK) {
errno = EINVAL;
return -1;
@ -169,7 +225,7 @@ int timer_settime(timer_t timerID, int flags,
struct itimerspec *restrict oldValue)
{
UINTPTR intSave;
UINT16 swtmrID = (UINT16)(UINTPTR)timerID;
UINT32 swtmrID = (UINT32)(UINTPTR)timerID;
SWTMR_CTRL_S *swtmr = NULL;
UINT32 interval, expiry, ret;
@ -235,7 +291,7 @@ int timer_gettime(timer_t timerID, struct itimerspec *value)
{
UINT32 tick = 0;
SWTMR_CTRL_S *swtmr = NULL;
UINT16 swtmrID = (UINT16)(UINTPTR)timerID;
UINT32 swtmrID = (UINT16)(UINTPTR)timerID;
UINT32 ret;
if (value == NULL) {
@ -424,3 +480,251 @@ int clock_nanosleep(clockid_t clk, int flags, const struct timespec *req, struct
return EINVAL;
}
}
clock_t clock(void)
{
return HalGetExpandTick();
}
time_t time(time_t *timer)
{
UINT64 usec = 0;
time_t sec;
INT32 rtcRet;
UINT32 offsetSec;
HalGetRtcTimeZone(&g_rtcTimeZone);
rtcRet = HalGetRtcTime(&usec);
if (rtcRet != 0) {
UINT64 currentTime;
UINT64 tickDelta;
UINT64 currentTick = HalGetExpandTick();
if ((g_systickBase != 0) && (currentTick > g_systickBase)) {
tickDelta = currentTick - g_systickBase;
}
currentTime = g_rtcTimeBase + tickDelta;
sec = currentTime / OS_SYS_MS_PER_SECOND;
} else {
sec = usec / OS_SYS_US_PER_SECOND;
}
offsetSec = (OFFSET_TO_MINUTE(g_rtcTimeZone)) * SECS_PER_MIN;
if (TIME_ZONE_SIGN(g_rtcTimeZone)) {
sec += (time_t)offsetSec;
} else {
sec -= (time_t)offsetSec;
}
if (timer != NULL) {
*timer = sec;
}
return sec;
}
/*
* Compute the `struct tm' representation of T,
* offset OFFSET seconds east of UTC,
* and store year, yday, mon, mday, wday, hour, min, sec into *TP.
* Return nonzero if successful.
*/
static INT32 ConvertSecs2Utc(time_t t, INT32 offset, struct tm *tp)
{
time_t days;
time_t rem;
time_t year;
time_t month;
time_t yearGuess;
days = t / SECS_PER_DAY;
rem = t % SECS_PER_DAY;
rem += offset;
while (rem < 0) {
rem += SECS_PER_DAY;
--days;
}
while (rem >= SECS_PER_DAY) {
rem -= SECS_PER_DAY;
++days;
}
tp->tm_hour = rem / SECS_PER_HOUR;
rem %= SECS_PER_HOUR;
tp->tm_min = rem / SECS_PER_MIN;
tp->tm_sec = rem % SECS_PER_MIN;
/* January 1, 1970 was a Thursday. */
tp->tm_wday = (BEGIN_WEEKDAY + days) % DAYS_PER_WEEK;
if (tp->tm_wday < 0) {
tp->tm_wday += DAYS_PER_WEEK;
}
year = EPOCH_YEAR;
while ((days < 0) ||
(days >= (IS_LEAP_YEAR (year) ? DAYS_PER_LEAP_YEAR : DAYS_PER_NORMAL_YEAR))) {
/* Guess a corrected year, assuming 365 days per year. */
yearGuess = year + days / DAYS_PER_NORMAL_YEAR - (days % DAYS_PER_NORMAL_YEAR < 0);
/* Adjust days and year to match the guessed year. */
days -= ((yearGuess - year) * DAYS_PER_NORMAL_YEAR +
LEAPS_THRU_END_OF (yearGuess - 1) -
LEAPS_THRU_END_OF (year - 1));
year = yearGuess;
}
tp->tm_year = year - TM_YEAR_BASE;
if (tp->tm_year != year - TM_YEAR_BASE) {
return 0;
}
tp->tm_yday = days;
const UINT16 *daysInMonth = g_daysInMonth[IS_LEAP_YEAR(year)];
/* valid month value is 0-11 */
for (month = 11; days < (long int) daysInMonth[month]; --month) {
continue;
}
days -= daysInMonth[month];
tp->tm_mon = month;
tp->tm_mday = days + 1;
return 1;
}
struct tm *gmtime_r(const time_t *timer, struct tm *tp)
{
time_t t64;
UINT32 intSave;
if ((timer == NULL) || (tp == NULL)) {
return NULL;
}
intSave = LOS_IntLock();
t64 = *timer;
if (!ConvertSecs2Utc(t64, 0, tp)) {
tp = NULL;
}
(void)LOS_IntRestore(intSave);
return tp;
}
struct tm *gmtime(const time_t *timer)
{
return gmtime_r(timer, &g_tm);
}
struct tm *localtime_r(const time_t *timer, struct tm *tp)
{
UINT32 intSave;
time_t t64;
INT32 offset;
if ((timer == NULL) || (tp == NULL)) {
return NULL;
}
intSave = LOS_IntLock();
t64 = *timer;
offset = -(g_rtcTimeZone * SECS_PER_MIN);
if (!ConvertSecs2Utc(t64, offset, tp)) {
tp = NULL;
}
(void)LOS_IntRestore(intSave);
return tp;
}
struct tm *localtime(const time_t *timer)
{
return localtime_r(timer, &g_tm);
}
static time_t ConvertUtc2Secs(struct tm *tm)
{
time_t seconds = 0;
INT32 month = 0;
UINT8 leap = 0;
INT32 year = (EPOCH_YEAR - TM_YEAR_BASE);
while (year < tm->tm_year) {
seconds += SECS_PER_NORMAL_YEAR;
if (IS_LEAP_YEAR(year + TM_YEAR_BASE)) {
seconds += SECS_PER_DAY;
}
year++;
}
if (IS_LEAP_YEAR(tm->tm_year + TM_YEAR_BASE)) {
leap = 1;
}
while (month < tm->tm_mon) {
if ((month == 1) && leap) {
seconds += (g_montbl[month] + 1) * SECS_PER_DAY;
} else {
seconds += g_montbl[month] * SECS_PER_DAY;
}
month++;
}
seconds += (tm->tm_mday - 1) * SECS_PER_DAY;
seconds += tm->tm_hour * SECS_PER_HOUR + tm->tm_min * SECS_PER_MIN + tm->tm_sec;
return seconds;
}
time_t mktime(struct tm *tmptr)
{
struct tm tempTime;
time_t timeInSeconds;
if (tmptr == NULL) {
return 0;
}
if (tmptr->tm_year < (EPOCH_YEAR - TM_YEAR_BASE)) {
return 0;
}
tempTime = *tmptr;
timeInSeconds = ConvertUtc2Secs(&tempTime);
timeInSeconds += g_rtcTimeZone * SECS_PER_MIN;
return timeInSeconds;
}
int gettimeofday(struct timeval *tv, void *ptz)
{
INT32 rtcRet;
INT32 timeZone = 0;
UINT64 usec = 0;
UINT64 currentTime;
UINT64 tickDelta = 0;
UINT64 currentTick;
struct timezone *tz = (struct timezone *)ptz;
if ((tv == NULL) && (tz == NULL)) {
return -1;
}
if (tv != NULL) {
rtcRet = HalGetRtcTime(&usec);
if (rtcRet != 0) {
currentTick = HalGetExpandTick();
if ((g_systickBase != 0) && (currentTick > g_systickBase)) {
tickDelta = currentTick - g_systickBase;
}
currentTime = g_rtcTimeBase + tickDelta;
tv->tv_sec = currentTime / OS_SYS_MS_PER_SECOND;
tv->tv_usec = (currentTime % OS_SYS_MS_PER_SECOND) * OS_SYS_MS_PER_SECOND;
} else {
tv->tv_sec = usec / OS_SYS_US_PER_SECOND;
tv->tv_usec = usec % OS_SYS_US_PER_SECOND;
}
}
HalGetRtcTimeZone(&timeZone);
if (tz != NULL) {
tz->tz_minuteswest = timeZone;
}
return 0;
}
int settimeofday(const struct timeval *tv, const struct timezone *tz)
{
UINT64 usec;
if ((tv == NULL) || (tz == NULL)) {
return -1;
}
g_rtcTimeBase = tv->tv_sec * OS_SYS_MS_PER_SECOND + tv->tv_usec / OS_SYS_MS_PER_SECOND;
g_systickBase = HalGetExpandTick();
if ((tz->tz_minuteswest > TIME_ZONE_MIN) &&
(tz->tz_minuteswest < TIME_ZONE_MAX)) {
g_rtcTimeZone = tz->tz_minuteswest;
}
usec = tv->tv_sec * OS_SYS_US_PER_SECOND + tv->tv_usec;
HalSetRtcTime(g_rtcTimeBase, &usec);
HalSetRtcTimeZone(g_rtcTimeZone);
return 0;
}

42
kernel/arch/arm/cortex-m3/keil/los_arch_interrupt.h Normal file → Executable file
View File

@ -461,6 +461,8 @@ extern VOID HalPendSV(VOID);
#define OS_NVIC_INT_ENABLE_SIZE 0x20
#define OS_NVIC_INT_PRI_SIZE 0xF0
#define OS_NVIC_EXCPRI_SIZE 0xC
#define OS_NVIC_INT_CTRL_SIZE 4
#define OS_NVIC_SHCSR_SIZE 4
#define OS_NVIC_INT_PEND_SIZE OS_NVIC_INT_ACT_SIZE
#define OS_NVIC_INT_ACT_SIZE OS_NVIC_INT_ENABLE_SIZE
@ -729,49 +731,11 @@ typedef struct tagExcInfo {
extern UINT32 g_curNestCount;
extern UINT32 g_intCount;
static VOID OsExcSave2DDR(VOID);
VOID OsExcInfoDisplay(ExcInfo *exc);
extern UINT8 g_uwExcTbl[32];
extern ExcInfo g_excInfo;
typedef struct tagExcInfoCallBackArray {
ExcInfoType uwType;
UINT32 uwValid;
EXC_INFO_SAVE_CALLBACK pFnExcInfoCb;
VOID* pArg;
} ExcInfoArray;
#define MAX_SCENE_INFO_SIZE (8 + sizeof(ExcInfo) - 4 + sizeof(EXC_CONTEXT_S))
#define MAX_TSK_INFO_SIZE (8 + sizeof(TSK_INFO_S) * (LOSCFG_BASE_CORE_TSK_LIMIT + 1))
#define MAX_INT_INFO_SIZE (8 + 0x164)
#if (LOSCFG_BASE_IPC_QUEUE == 1)
#define MAX_QUEUE_INFO_SIZE (8 + sizeof(QUEUE_INFO_S) * LOSCFG_BASE_IPC_QUEUE_LIMIT)
#else
#define MAX_QUEUE_INFO_SIZE (0)
#endif
#if (LOSCFG_BASE_CORE_EXC_TSK_SWITCH == 1)
#define MAX_SWITCH_INFO_SIZE (8 + (sizeof(UINT32) + sizeof(CHAR) * LOS_TASK_NAMELEN) * OS_TASK_SWITCH_INFO_COUNT)
#else
#define MAX_SWITCH_INFO_SIZE (0)
#endif
#if (LOSCFG_BASE_MEM_NODE_INTEGRITY_CHECK == 1)
#define MAX_MEM_INFO_SIZE (8 + sizeof(MEM_INFO_S) * OS_SYS_MEM_NUM)
#else
#define MAX_MEM_INFO_SIZE (0)
#endif
#define MAX_EXC_MEM_SIZE ( 4 + MAX_SCENE_INFO_SIZE + MAX_TSK_INFO_SIZE + MAX_QUEUE_INFO_SIZE + MAX_INT_INFO_SIZE + MAX_SWITCH_INFO_SIZE + MAX_MEM_INFO_SIZE + 4)
#ifdef __cplusplus
#if __cplusplus
}

8
kernel/arch/arm/cortex-m3/keil/los_context.c Normal file → Executable file
View File

@ -151,9 +151,15 @@ LITE_OS_SEC_TEXT_INIT VOID *HalTskStackInit(UINT32 taskID, UINT32 stackSize, VOI
void HalBackTrace()
{
}
#if (LOSCFG_MEM_LEAKCHECK == 1)
VOID HalRecordLR(UINTPTR *LR, UINT32 LRSize, UINT32 jumpCount,
UINTPTR stackStart, UINTPTR stackEnd)
{
}
#endif
LITE_OS_SEC_TEXT_INIT UINT32 HalStartSchedule(OS_TICK_HANDLER handler)
{
UINT32 ret;

60
kernel/arch/arm/cortex-m3/keil/los_interrupt.c Normal file → Executable file
View File

@ -42,8 +42,8 @@ extern "C" {
#endif /* __cplusplus */
/*lint -save -e40 -e522 -e533*/
UINT32 g_intCount = 0;
/*lint -restore*/
#ifdef __ICCARM__
#pragma location = ".data.vector"
@ -59,6 +59,11 @@ HWI_SLAVE_FUNC g_hwiSlaveForm[OS_VECTOR_CNT] = {{ (HWI_PROC_FUNC)0, (HWI_ARG_T)0
HWI_PROC_FUNC g_hwiSlaveForm[OS_VECTOR_CNT] = {0};
#endif
__weak VOID SysTick_Handler(VOID)
{
return;
}
/* ****************************************************************************
Function : HalIntNumGet
Description : Get a interrupt number
@ -90,6 +95,16 @@ LITE_OS_SEC_TEXT_MINOR VOID HalHwiDefaultHandler(VOID)
while (1) {}
}
WEAK VOID HalPreInterruptHandler(UINT32 arg)
{
return;
}
WEAK VOID HalAftInterruptHandler(UINT32 arg)
{
return;
}
/* ****************************************************************************
Function : HalInterrupt
Description : Hardware interrupt entry function
@ -114,6 +129,8 @@ LITE_OS_SEC_TEXT VOID HalInterrupt(VOID)
hwiIndex = HalIntNumGet();
HalPreInterruptHandler(hwiIndex);
#if (OS_HWI_WITH_ARG == 1)
if (g_hwiSlaveForm[hwiIndex].pfnHandler != 0) {
g_hwiSlaveForm[hwiIndex].pfnHandler((VOID *)g_hwiSlaveForm[hwiIndex].pParm);
@ -123,6 +140,9 @@ LITE_OS_SEC_TEXT VOID HalInterrupt(VOID)
g_hwiSlaveForm[hwiIndex]();
}
#endif
HalAftInterruptHandler(hwiIndex);
intSave = LOS_IntLock();
g_intCount--;
LOS_IntRestore(intSave);
@ -203,8 +223,6 @@ LITE_OS_SEC_TEXT_INIT UINT32 HalHwiDelete(HWI_HANDLE_T hwiNum)
return LOS_OK;
}
#define OS_NVIC_INT_CTRL_SIZE 4
#define OS_NVIC_SHCSR_SIZE 4
#define FAULT_STATUS_REG_BIT 32
#define USGFAULT (1 << 18)
#define BUSFAULT (1 << 17)
@ -212,9 +230,7 @@ LITE_OS_SEC_TEXT_INIT UINT32 HalHwiDelete(HWI_HANDLE_T hwiNum)
#define DIV0FAULT (1 << 4)
#define HARDFAULT_IRQN (-13)
static ExcInfoArray g_excArray[OS_EXC_TYPE_MAX];
static ExcInfo g_excInfo = {0};
ExcInfo g_excInfo = {0};
UINT8 g_uwExcTbl[FAULT_STATUS_REG_BIT] = {
0, 0, 0, 0, 0, 0, OS_EXC_UF_DIVBYZERO, OS_EXC_UF_UNALIGNED,
@ -287,17 +303,6 @@ UINT32 HalExcContextDump(UINT32 index, UINT32 *excContent)
return 0;
}
VOID HalDumpMsg(VOID)
{
UINT32 index = 0;
for (index = 0; index < (OS_EXC_TYPE_MAX - 1); index++) {
if (g_excArray[index].uwValid == FALSE) {
continue;
}
g_excArray[index].pFnExcInfoCb(index, g_excArray[index].pArg);
}
}
LITE_OS_SEC_TEXT_INIT VOID HalExcHandleEntry(UINT32 excType, UINT32 faultAddr, UINT32 pid, EXC_CONTEXT_S *excBufAddr)
{
UINT16 tmpFlag = (excType >> 16) & OS_NULL_SHORT;
@ -328,22 +333,9 @@ LITE_OS_SEC_TEXT_INIT VOID HalExcHandleEntry(UINT32 excType, UINT32 faultAddr, U
} else {
g_excInfo.context = excBufAddr;
}
HalDumpMsg();
HalSysExit();
}
VOID HalExcRegister(ExcInfoType type, EXC_INFO_SAVE_CALLBACK func, VOID *arg)
{
ExcInfoArray *excInfo = NULL;
if ((type >= OS_EXC_TYPE_MAX) || (func == NULL)) {
PRINT_ERR("HalExcRegister ERROR!\n");
return;
}
excInfo = &(g_excArray[type]);
excInfo->uwType = type;
excInfo->pFnExcInfoCb = func;
excInfo->pArg = arg;
excInfo->uwValid = TRUE;
OsDoExcHook(EXC_INTERRUPT);
HalSysExit();
}
/* ****************************************************************************
@ -370,6 +362,7 @@ LITE_OS_SEC_TEXT_INIT VOID HalHwiInit()
g_hwiForm[UsageFault_IRQn + OS_SYS_VECTOR_CNT] = HalExcUsageFault;
g_hwiForm[SVCall_IRQn + OS_SYS_VECTOR_CNT] = HalExcSvcCall;
g_hwiForm[PendSV_IRQn + OS_SYS_VECTOR_CNT] = HalPendSV;
g_hwiForm[SysTick_IRQn + OS_SYS_VECTOR_CNT] = SysTick_Handler;
/* Interrupt vector table location */
SCB->VTOR = (UINT32)(UINTPTR)g_hwiForm;
@ -383,9 +376,6 @@ LITE_OS_SEC_TEXT_INIT VOID HalHwiInit()
/* Enable DIV 0 and unaligned exception */
*(volatile UINT32 *)OS_NVIC_CCR |= DIV0FAULT;
HalExcRegister(OS_EXC_TYPE_CONTEXT, (EXC_INFO_SAVE_CALLBACK)HalExcContextDump, NULL);
HalExcRegister(OS_EXC_TYPE_NVIC, (EXC_INFO_SAVE_CALLBACK)HalExcNvicDump, NULL);
return;
}

52
kernel/arch/arm/cortex-m3/keil/los_timer.c Normal file → Executable file
View File

@ -49,7 +49,7 @@ Input : none
output : none
return : LOS_OK - Success , or LOS_ERRNO_TICK_CFG_INVALID - failed
**************************************************************************** */
LITE_OS_SEC_TEXT_INIT UINT32 HalTickStart(OS_TICK_HANDLER *handler)
WEAK UINT32 HalTickStart(OS_TICK_HANDLER *handler)
{
UINT32 ret;
@ -78,6 +78,15 @@ LITE_OS_SEC_TEXT_INIT UINT32 HalTickStart(OS_TICK_HANDLER *handler)
return LOS_OK;
}
VOID HalSysTickReload(UINT32 cyclesPerTick)
{
SysTick->CTRL &= ~SysTick_CTRL_ENABLE_Msk;
NVIC_ClearPendingIRQ(SysTick_IRQn);
SysTick->LOAD = (UINT32)(cyclesPerTick - 1UL); /* set reload register */
SysTick->VAL = 0UL; /* Load the SysTick Counter Value */
SysTick->CTRL |= SysTick_CTRL_ENABLE_Msk;
}
/* ****************************************************************************
Function : HalSysTickCurrCycleGet
Description : Get System cycle count
@ -213,21 +222,34 @@ VOID HalEnterSleep(LOS_SysSleepEnum sleep)
__ISB();
}
//extern unsigned int SystemCoreClock;
void HalDelay(UINT32 ticks)
WEAK VOID HalDelay(UINT32 ticks)
{
#if 0
UINT32 delayTimes;
/* there are 4 machine cycle in loop */
if ((ticks * (SystemCoreClock / MACHINE_CYCLE_DEALAY_TIMES)) >= 0xffffffff) {
delayTimes = 0xffffffff;
} else {
delayTimes = ticks * (SystemCoreClock / MACHINE_CYCLE_DEALAY_TIMES);
}
while (delayTimes) {
delayTimes = delayTimes - 1;
}
#endif
}
WEAK UINT64 HalGetExpandTick(VOID)
{
return LOS_OK;
}
WEAK INT32 HalGetRtcTime(UINT64 *usec)
{
return LOS_OK;
}
WEAK INT32 HalGetRtcTimeZone(INT32 *timeZone)
{
return LOS_OK;
}
WEAK INT32 HalSetRtcTime(UINT64 utcTime, UINT64 *usec)
{
return LOS_OK;
}
WEAK INT32 HalSetRtcTimeZone(INT32 timeZone)
{
return LOS_OK;
}
#ifdef __cplusplus

42
kernel/arch/arm/cortex-m4/iar/los_arch_interrupt.h Normal file → Executable file
View File

@ -461,6 +461,8 @@ extern VOID HalPendSV(VOID);
#define OS_NVIC_INT_ENABLE_SIZE 0x20
#define OS_NVIC_INT_PRI_SIZE 0xF0
#define OS_NVIC_EXCPRI_SIZE 0xC
#define OS_NVIC_INT_CTRL_SIZE 4
#define OS_NVIC_SHCSR_SIZE 4
#define OS_NVIC_INT_PEND_SIZE OS_NVIC_INT_ACT_SIZE
#define OS_NVIC_INT_ACT_SIZE OS_NVIC_INT_ENABLE_SIZE
@ -729,49 +731,11 @@ typedef struct tagExcInfo {
extern UINT32 g_curNestCount;
extern UINT32 g_intCount;
static VOID OsExcSave2DDR(VOID);
VOID OsExcInfoDisplay(ExcInfo *exc);
extern UINT8 g_uwExcTbl[32];
extern ExcInfo g_excInfo;
typedef struct tagExcInfoCallBackArray {
ExcInfoType uwType;
UINT32 uwValid;
EXC_INFO_SAVE_CALLBACK pFnExcInfoCb;
VOID* pArg;
} ExcInfoArray;
#define MAX_SCENE_INFO_SIZE (8 + sizeof(ExcInfo) - 4 + sizeof(EXC_CONTEXT_S))
#define MAX_TSK_INFO_SIZE (8 + sizeof(TSK_INFO_S) * (LOSCFG_BASE_CORE_TSK_LIMIT + 1))
#define MAX_INT_INFO_SIZE (8 + 0x164)
#if (LOSCFG_BASE_IPC_QUEUE == 1)
#define MAX_QUEUE_INFO_SIZE (8 + sizeof(QUEUE_INFO_S) * LOSCFG_BASE_IPC_QUEUE_LIMIT)
#else
#define MAX_QUEUE_INFO_SIZE (0)
#endif
#if (LOSCFG_BASE_CORE_EXC_TSK_SWITCH == 1)
#define MAX_SWITCH_INFO_SIZE (8 + (sizeof(UINT32) + sizeof(CHAR) * LOS_TASK_NAMELEN) * OS_TASK_SWITCH_INFO_COUNT)
#else
#define MAX_SWITCH_INFO_SIZE (0)
#endif
#if (LOSCFG_BASE_MEM_NODE_INTEGRITY_CHECK == 1)
#define MAX_MEM_INFO_SIZE (8 + sizeof(MEM_INFO_S) * OS_SYS_MEM_NUM)
#else
#define MAX_MEM_INFO_SIZE (0)
#endif
#define MAX_EXC_MEM_SIZE ( 4 + MAX_SCENE_INFO_SIZE + MAX_TSK_INFO_SIZE + MAX_QUEUE_INFO_SIZE + MAX_INT_INFO_SIZE + MAX_SWITCH_INFO_SIZE + MAX_MEM_INFO_SIZE + 4)
#ifdef __cplusplus
#if __cplusplus
}

67
kernel/arch/arm/cortex-m4/iar/los_context.c Normal file → Executable file
View File

@ -154,6 +154,73 @@ void HalBackTrace()
}
#if (LOSCFG_MEM_LEAKCHECK == 1)
#define CODE_SECTION_NAME ".text"
#pragma section=CODE_SECTION_NAME
#define CODE_START_ADDR ((UINTPTR)__section_begin(CODE_SECTION_NAME))
#define CODE_END_ADDR ((UINTPTR)__section_end(CODE_SECTION_NAME))
/* check the disassembly instruction is 'BL' or 'BLX' */
STATIC INLINE BOOL HalInsIsBlOrBlx(UINTPTR addr)
{
#define BL_INS_MASK 0xF800
#define BL_INS_HIGH 0xF800
#define BL_INS_LOW 0xF000
#define BLX_INX_MASK 0xFF00
#define BLX_INX 0x4700
UINT16 ins1 = *((UINT16 *)addr);
UINT16 ins2 = *((UINT16 *)(addr + 2)); /* 2: Thumb instruction is two bytes. */
if (((ins2 & BL_INS_MASK) == BL_INS_HIGH) && ((ins1 & BL_INS_MASK) == BL_INS_LOW)) {
return TRUE;
} else if ((ins2 & BLX_INX_MASK) == BLX_INX) {
return TRUE;
} else {
return FALSE;
}
}
VOID HalRecordLR(UINTPTR *LR, UINT32 LRSize, UINT32 jumpCount,
UINTPTR stackStart, UINTPTR stackEnd)
{
if (LR == NULL) {
return;
}
UINT32 count = 0;
UINT32 index = 0;
UINTPTR sp = stackStart;
UINTPTR pc;
/* copy called function address */
for (; sp < stackEnd; sp += sizeof(UINTPTR)) {
/* the *sp value may be LR, so need decrease a word to PC */
pc = *((UINTPTR *)sp) - sizeof(UINTPTR);
/* the Cortex-M using thumb instruction, so the pc must be an odd number */
if ((pc & 0x1) == 0) {
continue;
}
/* fix the PC address in thumb mode */
pc = *((UINTPTR *)sp) - 1;
if ((pc >= CODE_START_ADDR) && (pc <= CODE_END_ADDR) &&(count < LRSize) &&
HalInsIsBlOrBlx(pc - sizeof(UINTPTR))) {
if (index++ < jumpCount) {
continue;
}
LR[count++] = pc;
if (count == LRSize) {
break;
}
}
}
/* if linkReg is not enough,clean up the last of the effective LR as the end. */
if (count < LRSize) {
LR[count] = 0;
}
}
#endif
LITE_OS_SEC_TEXT_INIT UINT32 HalStartSchedule(OS_TICK_HANDLER handler)
{
UINT32 ret;

4
kernel/arch/arm/cortex-m4/iar/los_dispatch.S Normal file → Executable file
View File

@ -83,6 +83,7 @@ HalStartToRun
LDR.W R1, =OS_FPU_CPACR
LDR R1, [R1]
AND R1, R1, #OS_FPU_CPACR_ENABLE
CMP R1, #OS_FPU_CPACR_ENABLE
BNE __DisabledFPU
ADD R12, R12, #100
@ -136,6 +137,7 @@ HalTaskSwitch
LDR.W R3, =OS_FPU_CPACR
LDR R3, [R3]
AND R3, R3, #OS_FPU_CPACR_ENABLE
CMP R3, #OS_FPU_CPACR_ENABLE
BNE __DisabledFPU1
VSTMDB R0!, {D8-D15}
@ -163,6 +165,7 @@ __DisabledFPU1
LDR R1, [R0]
AND R3, R3, #OS_FPU_CPACR_ENABLE
CMP R3, #OS_FPU_CPACR_ENABLE
BNE __DisabledFPU2
VLDMIA R1!, {D8-D15}
@ -174,4 +177,3 @@ __DisabledFPU2
BX LR
END

63
kernel/arch/arm/cortex-m4/iar/los_interrupt.c Normal file → Executable file
View File

@ -34,7 +34,6 @@
#include <stdarg.h>
#include "los_debug.h"
#include "los_task.h"
#include "los_tick.h"
#ifdef __cplusplus
#if __cplusplus
@ -43,8 +42,8 @@ extern "C" {
#endif /* __cplusplus */
/*lint -save -e40 -e522 -e533*/
UINT32 g_intCount = 0;
/*lint -restore*/
#ifdef __ICCARM__
#pragma location = ".data.vector"
@ -60,6 +59,11 @@ HWI_SLAVE_FUNC g_hwiSlaveForm[OS_VECTOR_CNT] = {{ (HWI_PROC_FUNC)0, (HWI_ARG_T)0
HWI_PROC_FUNC g_hwiSlaveForm[OS_VECTOR_CNT] = {0};
#endif
__weak VOID SysTick_Handler(VOID)
{
return;
}
/* ****************************************************************************
Function : HalIntNumGet
Description : Get a interrupt number
@ -91,6 +95,16 @@ LITE_OS_SEC_TEXT_MINOR VOID HalHwiDefaultHandler(VOID)
while (1) {}
}
WEAK VOID HalPreInterruptHandler(UINT32 arg)
{
return;
}
WEAK VOID HalAftInterruptHandler(UINT32 arg)
{
return;
}
/* ****************************************************************************
Function : HalInterrupt
Description : Hardware interrupt entry function
@ -115,6 +129,8 @@ LITE_OS_SEC_TEXT VOID HalInterrupt(VOID)
hwiIndex = HalIntNumGet();
HalPreInterruptHandler(hwiIndex);
#if (OS_HWI_WITH_ARG == 1)
if (g_hwiSlaveForm[hwiIndex].pfnHandler != 0) {
g_hwiSlaveForm[hwiIndex].pfnHandler((VOID *)g_hwiSlaveForm[hwiIndex].pParm);
@ -124,6 +140,9 @@ LITE_OS_SEC_TEXT VOID HalInterrupt(VOID)
g_hwiSlaveForm[hwiIndex]();
}
#endif
HalAftInterruptHandler(hwiIndex);
intSave = LOS_IntLock();
g_intCount--;
LOS_IntRestore(intSave);
@ -204,8 +223,6 @@ LITE_OS_SEC_TEXT_INIT UINT32 HalHwiDelete(HWI_HANDLE_T hwiNum)
return LOS_OK;
}
#define OS_NVIC_INT_CTRL_SIZE 4
#define OS_NVIC_SHCSR_SIZE 4
#define FAULT_STATUS_REG_BIT 32
#define USGFAULT (1 << 18)
#define BUSFAULT (1 << 17)
@ -213,9 +230,7 @@ LITE_OS_SEC_TEXT_INIT UINT32 HalHwiDelete(HWI_HANDLE_T hwiNum)
#define DIV0FAULT (1 << 4)
#define HARDFAULT_IRQN (-13)
static ExcInfoArray g_excArray[OS_EXC_TYPE_MAX];
static ExcInfo g_excInfo = {0};
ExcInfo g_excInfo = {0};
UINT8 g_uwExcTbl[FAULT_STATUS_REG_BIT] = {
0, 0, 0, 0, 0, 0, OS_EXC_UF_DIVBYZERO, OS_EXC_UF_UNALIGNED,
@ -224,6 +239,7 @@ UINT8 g_uwExcTbl[FAULT_STATUS_REG_BIT] = {
0, 0, 0, OS_EXC_MF_MSTKERR, OS_EXC_MF_MUNSTKERR, 0, OS_EXC_MF_DACCVIOL, OS_EXC_MF_IACCVIOL
};
#if (LOSCFG_KERNEL_PRINTF != 0)
UINT32 HalExcNvicDump(UINT32 index, UINT32 *excContent)
{
UINT32 *base = NULL;
@ -257,6 +273,7 @@ UINT32 HalExcNvicDump(UINT32 index, UINT32 *excContent)
}
return 0;
}
#endif
UINT32 HalExcContextDump(UINT32 index, UINT32 *excContent)
{
@ -288,17 +305,6 @@ UINT32 HalExcContextDump(UINT32 index, UINT32 *excContent)
return 0;
}
VOID HalDumpMsg(VOID)
{
UINT32 index = 0;
for (index = 0; index < (OS_EXC_TYPE_MAX - 1); index++) {
if (g_excArray[index].uwValid == FALSE) {
continue;
}
g_excArray[index].pFnExcInfoCb(index, g_excArray[index].pArg);
}
}
LITE_OS_SEC_TEXT_INIT VOID HalExcHandleEntry(UINT32 excType, UINT32 faultAddr, UINT32 pid, EXC_CONTEXT_S *excBufAddr)
{
UINT16 tmpFlag = (excType >> 16) & OS_NULL_SHORT;
@ -329,22 +335,9 @@ LITE_OS_SEC_TEXT_INIT VOID HalExcHandleEntry(UINT32 excType, UINT32 faultAddr, U
} else {
g_excInfo.context = excBufAddr;
}
HalDumpMsg();
HalSysExit();
}
VOID HalExcRegister(ExcInfoType type, EXC_INFO_SAVE_CALLBACK func, VOID *arg)
{
ExcInfoArray *excInfo = NULL;
if ((type >= OS_EXC_TYPE_MAX) || (func == NULL)) {
PRINT_ERR("HalExcRegister ERROR!\n");
return;
}
excInfo = &(g_excArray[type]);
excInfo->uwType = type;
excInfo->pFnExcInfoCb = func;
excInfo->pArg = arg;
excInfo->uwValid = TRUE;
OsDoExcHook(EXC_INTERRUPT);
HalSysExit();
}
/* ****************************************************************************
@ -371,6 +364,7 @@ LITE_OS_SEC_TEXT_INIT VOID HalHwiInit()
g_hwiForm[UsageFault_IRQn + OS_SYS_VECTOR_CNT] = HalExcUsageFault;
g_hwiForm[SVCall_IRQn + OS_SYS_VECTOR_CNT] = HalExcSvcCall;
g_hwiForm[PendSV_IRQn + OS_SYS_VECTOR_CNT] = HalPendSV;
g_hwiForm[SysTick_IRQn + OS_SYS_VECTOR_CNT] = SysTick_Handler;
/* Interrupt vector table location */
SCB->VTOR = (UINT32)(UINTPTR)g_hwiForm;
@ -384,9 +378,6 @@ LITE_OS_SEC_TEXT_INIT VOID HalHwiInit()
/* Enable DIV 0 and unaligned exception */
*(volatile UINT32 *)OS_NVIC_CCR |= DIV0FAULT;
HalExcRegister(OS_EXC_TYPE_CONTEXT, (EXC_INFO_SAVE_CALLBACK)HalExcContextDump, NULL);
HalExcRegister(OS_EXC_TYPE_NVIC, (EXC_INFO_SAVE_CALLBACK)HalExcNvicDump, NULL);
return;
}

207
kernel/arch/arm/cortex-m4/iar/los_mpu.c Normal file
View File

@ -0,0 +1,207 @@
/*
* Copyright (c) 2013-2019, Huawei Technologies Co., Ltd. All rights reserved.
* Copyright (c) 2020, Huawei Device Co., Ltd. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* 3. Neither the name of the copyright holder nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific prior written
* permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "los_mpu.h"
#include "los_config.h"
#include "los_context.h"
#ifdef __cplusplus
#if __cplusplus
extern "C" {
#endif /* __cpluscplus */
#endif /* __cpluscplus */
#define SIZE_4G_BYTE 0x100000000
#define MPU_MAX_REGION_NUM 16
typedef enum {
MPU_AP_FORBID_USER_FORBID = 0x0, /* Privileged:No access Unprivileged:No access */
MPU_AP_RW_USER_FORBID = 0x1, /* Privileged:Read/Write Unprivileged:No access */
MPU_AP_RW_USER_RO = 0x2, /* Privileged:Read/Write Unprivileged:Read-only */
MPU_AP_RW_USER_RW = 0x3, /* Privileged:Read/Write Unprivileged:Read/Write */
MPU_AP_NA_USER_NA = 0x4, /* Privileged:UNPREDICTABLE Unprivileged:UNPREDICTABLE */
MPU_AP_RO_USER_FORBID = 0x5, /* Privileged:Read-only Unprivileged:No access */
MPU_AP_RO_USER_RO = 0x6, /* Privileged:Read-only Unprivileged:Read-only */
} MpuApConfig;
VOID HalMpuEnable(UINT32 defaultRegionEnable)
{
UINTPTR intSave = HalIntLock();
MPU->CTRL = (MPU_CTRL_ENABLE_Msk | ((defaultRegionEnable << MPU_CTRL_PRIVDEFENA_Pos) & MPU_CTRL_PRIVDEFENA_Msk));
SCB->SHCSR |= SCB_SHCSR_MEMFAULTENA_Msk;
__DSB();
__ISB();
HalIntRestore(intSave);
}
VOID HalMpuDisable(VOID)
{
UINTPTR intSave = HalIntLock();
MPU->CTRL = 0;
__DSB();
__ISB();
HalIntRestore(intSave);
}
STATIC VOID HalMpuRASRAddMemAttr(MPU_CFG_PARA *para, UINT32 *RASR)
{
BOOL cachable = 0;
BOOL buffable = 0;
switch (para->memType) {
case MPU_MEM_ON_CHIP_ROM:
case MPU_MEM_ON_CHIP_RAM:
cachable = 1;
buffable = 0;
break;
case MPU_MEM_XIP_PSRAM:
cachable = 1;
buffable = 1;
break;
case MPU_MEM_XIP_NOR_FLASH:
cachable = 0;
buffable = 1;
break;
default:
break;
}
(*RASR) |= ((cachable << MPU_RASR_C_Pos) | (buffable << MPU_RASR_B_Pos));
}
STATIC UINT32 HalMpuEncodeSize(UINT64 size)
{
UINT32 encodeSize = 0;
if (size > SIZE_4G_BYTE) {
return 0;
}
if ((size & 0x1F) != 0) { /* size sould aligned to 32 byte at least. */
return 0;
}
size = (size >> 2);
while (size != 0) {
if (((size & 1) != 0) && ((size & 0xFFFFFFFE) != 0)) { /* size != 2^x (5 <= x <= 32) 128B - 4GB */
return 0;
}
size = (size >> 1);
encodeSize++;
}
return encodeSize;
}
STATIC UINT32 HalMpuEncodeAP(MpuAccessPermission permission)
{
UINT32 ap;
switch (permission) {
case MPU_RW_BY_PRIVILEGED_ONLY:
ap = MPU_AP_RW_USER_FORBID;
break;
case MPU_RW_ANY:
ap = MPU_AP_RW_USER_RW;
break;
case MPU_RO_BY_PRIVILEGED_ONLY:
ap = MPU_AP_RO_USER_FORBID;
break;
case MPU_RO_ANY:
ap = MPU_AP_RO_USER_RO;
break;
default:
ap = MPU_AP_RW_USER_RW;
break;
}
return ap;
}
STATIC UINT32 HalMpuGetRASR(UINT32 encodeSize, MPU_CFG_PARA *para)
{
UINT32 RASR;
UINT32 ap;
ap = HalMpuEncodeAP(para->permission);
RASR = MPU_RASR_ENABLE_Msk;
RASR |= ((encodeSize << MPU_RASR_SIZE_Pos) & MPU_RASR_SIZE_Msk);
RASR |= ((ap << MPU_RASR_AP_Pos) & MPU_RASR_AP_Msk) | ((para->executable << MPU_RASR_XN_Pos) & MPU_RASR_XN_Msk) |
((para->shareability << MPU_RASR_S_Pos) & MPU_RASR_S_Msk);
HalMpuRASRAddMemAttr(para, &RASR);
return RASR;
}
UINT32 HalMpuSetRegion(UINT32 regionId, MPU_CFG_PARA *para)
{
UINT32 RASR;
UINT32 RBAR;
UINT32 RNR;
UINT32 encodeSize;
UINTPTR intSave;
UINT64 size;
if ((regionId >= MPU_MAX_REGION_NUM)||(para == NULL)) {
return LOS_NOK;
}
RNR = regionId;
encodeSize = HalMpuEncodeSize(para->size);
if (encodeSize == 0) {
return LOS_NOK;
}
size = para->size - 1; /* size aligned after encode check */
if ((para->baseAddr & size) != 0) { /* base addr should aligned to region size */
return LOS_NOK;
}
RBAR = para->baseAddr & MPU_RBAR_ADDR_Msk;
RASR = HalMpuGetRASR(encodeSize, para);
intSave = HalIntLock();
MPU->RNR = RNR;
MPU->RBAR = RBAR;
MPU->RASR = RASR;
__DSB();
__ISB();
HalIntRestore(intSave);
return LOS_OK;
}
UINT32 HalMpuDisableRegion(UINT32 regionId)
{
volatile UINT32 type;
UINTPTR intSave;
if (regionId >= MPU_MAX_REGION_NUM) {
return LOS_NOK;
}
intSave = HalIntLock();
type = MPU->TYPE;
if ((MPU_TYPE_DREGION_Msk & type) != 0) {
MPU->RNR = regionId;
MPU->RASR = 0;
__DSB();
__ISB();
}
HalIntRestore(intSave);
return LOS_OK;
}
#ifdef __cplusplus
#if __cplusplus
}
#endif /* __cpluscplus */
#endif /* __cpluscplus */

52
kernel/arch/arm/cortex-m4/iar/los_timer.c Normal file → Executable file
View File

@ -48,7 +48,7 @@ Input : none
output : none
return : LOS_OK - Success , or LOS_ERRNO_TICK_CFG_INVALID - failed
**************************************************************************** */
LITE_OS_SEC_TEXT_INIT UINT32 HalTickStart(OS_TICK_HANDLER *handler)
WEAK UINT32 HalTickStart(OS_TICK_HANDLER *handler)
{
UINT32 ret;
@ -76,6 +76,15 @@ LITE_OS_SEC_TEXT_INIT UINT32 HalTickStart(OS_TICK_HANDLER *handler)
return LOS_OK;
}
VOID HalSysTickReload(UINT32 cyclesPerTick)
{
SysTick->CTRL &= ~SysTick_CTRL_ENABLE_Msk;
NVIC_ClearPendingIRQ(SysTick_IRQn);
SysTick->LOAD = (UINT32)(cyclesPerTick - 1UL); /* set reload register */
SysTick->VAL = 0UL; /* Load the SysTick Counter Value */
SysTick->CTRL |= SysTick_CTRL_ENABLE_Msk;
}
/* ****************************************************************************
Function : HalSysTickCurrCycleGet
Description : Get System cycle count
@ -211,21 +220,34 @@ VOID HalEnterSleep(LOS_SysSleepEnum sleep)
__ISB();
}
//extern unsigned int SystemCoreClock;
void HalDelay(UINT32 ticks)
WEAK VOID HalDelay(UINT32 ticks)
{
#if 0
UINT32 delayTimes;
/* there are 4 machine cycle in loop */
if ((ticks * (SystemCoreClock / MACHINE_CYCLE_DEALAY_TIMES)) >= 0xffffffff) {
delayTimes = 0xffffffff;
} else {
delayTimes = ticks * (SystemCoreClock / MACHINE_CYCLE_DEALAY_TIMES);
}
while (delayTimes) {
delayTimes = delayTimes - 1;
}
#endif
}
WEAK UINT64 HalGetExpandTick(VOID)
{
return LOS_OK;
}
WEAK INT32 HalGetRtcTime(UINT64 *usec)
{
return LOS_OK;
}
WEAK INT32 HalGetRtcTimeZone(INT32 *timeZone)
{
return LOS_OK;
}
WEAK INT32 HalSetRtcTime(UINT64 utcTime, UINT64 *usec)
{
return LOS_OK;
}
WEAK INT32 HalSetRtcTimeZone(INT32 timeZone)
{
return LOS_OK;
}
#ifdef __cplusplus

42
kernel/arch/arm/cortex-m7/gcc/los_arch_interrupt.h Normal file → Executable file
View File

@ -461,6 +461,8 @@ extern VOID HalPendSV(VOID);
#define OS_NVIC_INT_ENABLE_SIZE 0x20
#define OS_NVIC_INT_PRI_SIZE 0xF0
#define OS_NVIC_EXCPRI_SIZE 0xC
#define OS_NVIC_INT_CTRL_SIZE 4
#define OS_NVIC_SHCSR_SIZE 4
#define OS_NVIC_INT_PEND_SIZE OS_NVIC_INT_ACT_SIZE
#define OS_NVIC_INT_ACT_SIZE OS_NVIC_INT_ENABLE_SIZE
@ -729,49 +731,11 @@ typedef struct tagExcInfo {
extern UINT32 g_curNestCount;
extern UINT32 g_intCount;
static VOID OsExcSave2DDR(VOID);
VOID OsExcInfoDisplay(ExcInfo *exc);
extern UINT8 g_uwExcTbl[32];
extern ExcInfo g_excInfo;
typedef struct tagExcInfoCallBackArray {
ExcInfoType uwType;
UINT32 uwValid;
EXC_INFO_SAVE_CALLBACK pFnExcInfoCb;
VOID* pArg;
} ExcInfoArray;
#define MAX_SCENE_INFO_SIZE (8 + sizeof(ExcInfo) - 4 + sizeof(EXC_CONTEXT_S))
#define MAX_TSK_INFO_SIZE (8 + sizeof(TSK_INFO_S) * (LOSCFG_BASE_CORE_TSK_LIMIT + 1))
#define MAX_INT_INFO_SIZE (8 + 0x164)
#if (LOSCFG_BASE_IPC_QUEUE == 1)
#define MAX_QUEUE_INFO_SIZE (8 + sizeof(QUEUE_INFO_S) * LOSCFG_BASE_IPC_QUEUE_LIMIT)
#else
#define MAX_QUEUE_INFO_SIZE (0)
#endif
#if (LOSCFG_BASE_CORE_EXC_TSK_SWITCH == 1)
#define MAX_SWITCH_INFO_SIZE (8 + (sizeof(UINT32) + sizeof(CHAR) * LOS_TASK_NAMELEN) * OS_TASK_SWITCH_INFO_COUNT)
#else
#define MAX_SWITCH_INFO_SIZE (0)
#endif
#if (LOSCFG_BASE_MEM_NODE_INTEGRITY_CHECK == 1)
#define MAX_MEM_INFO_SIZE (8 + sizeof(MEM_INFO_S) * OS_SYS_MEM_NUM)
#else
#define MAX_MEM_INFO_SIZE (0)
#endif
#define MAX_EXC_MEM_SIZE ( 4 + MAX_SCENE_INFO_SIZE + MAX_TSK_INFO_SIZE + MAX_QUEUE_INFO_SIZE + MAX_INT_INFO_SIZE + MAX_SWITCH_INFO_SIZE + MAX_MEM_INFO_SIZE + 4)
#ifdef __cplusplus
#if __cplusplus
}

54
kernel/arch/arm/cortex-m7/gcc/los_interrupt.c Normal file → Executable file
View File

@ -42,8 +42,8 @@ extern "C" {
#endif /* __cplusplus */
/*lint -save -e40 -e522 -e533*/
UINT32 g_intCount = 0;
/*lint -restore*/
HWI_PROC_FUNC __attribute__((aligned(0x100))) g_hwiForm[OS_VECTOR_CNT] = {0};
@ -85,6 +85,16 @@ LITE_OS_SEC_TEXT_MINOR VOID HalHwiDefaultHandler(VOID)
while (1) {}
}
WEAK VOID HalPreInterruptHandler(UINT32 arg)
{
return;
}
WEAK VOID HalAftInterruptHandler(UINT32 arg)
{
return;
}
/* ****************************************************************************
Function : HalInterrupt
Description : Hardware interrupt entry function
@ -109,6 +119,8 @@ LITE_OS_SEC_TEXT VOID HalInterrupt(VOID)
hwiIndex = HalIntNumGet();
HalPreInterruptHandler(hwiIndex);
#if (OS_HWI_WITH_ARG == 1)
if (g_hwiSlaveForm[hwiIndex].pfnHandler != 0) {
g_hwiSlaveForm[hwiIndex].pfnHandler((VOID *)g_hwiSlaveForm[hwiIndex].pParm);
@ -118,6 +130,9 @@ LITE_OS_SEC_TEXT VOID HalInterrupt(VOID)
g_hwiSlaveForm[hwiIndex]();
}
#endif
HalAftInterruptHandler(hwiIndex);
intSave = LOS_IntLock();
g_intCount--;
LOS_IntRestore(intSave);
@ -198,8 +213,6 @@ LITE_OS_SEC_TEXT_INIT UINT32 HalHwiDelete(HWI_HANDLE_T hwiNum)
return LOS_OK;
}
#define OS_NVIC_INT_CTRL_SIZE 4
#define OS_NVIC_SHCSR_SIZE 4
#define FAULT_STATUS_REG_BIT 32
#define USGFAULT (1 << 18)
#define BUSFAULT (1 << 17)
@ -207,9 +220,7 @@ LITE_OS_SEC_TEXT_INIT UINT32 HalHwiDelete(HWI_HANDLE_T hwiNum)
#define DIV0FAULT (1 << 4)
#define HARDFAULT_IRQN (-13)
static ExcInfoArray g_excArray[OS_EXC_TYPE_MAX];
static ExcInfo g_excInfo = {0};
ExcInfo g_excInfo = {0};
UINT8 g_uwExcTbl[FAULT_STATUS_REG_BIT] = {
0, 0, 0, 0, 0, 0, OS_EXC_UF_DIVBYZERO, OS_EXC_UF_UNALIGNED,
@ -282,17 +293,6 @@ UINT32 HalExcContextDump(UINT32 index, UINT32 *excContent)
return 0;
}
VOID HalDumpMsg(VOID)
{
UINT32 index = 0;
for (index = 0; index < (OS_EXC_TYPE_MAX - 1); index++) {
if (g_excArray[index].uwValid == FALSE) {
continue;
}
g_excArray[index].pFnExcInfoCb(index, g_excArray[index].pArg);
}
}
LITE_OS_SEC_TEXT_INIT VOID HalExcHandleEntry(UINT32 excType, UINT32 faultAddr, UINT32 pid, EXC_CONTEXT_S *excBufAddr)
{
UINT16 tmpFlag = (excType >> 16) & OS_NULL_SHORT;
@ -323,22 +323,9 @@ LITE_OS_SEC_TEXT_INIT VOID HalExcHandleEntry(UINT32 excType, UINT32 faultAddr, U
} else {
g_excInfo.context = excBufAddr;
}
HalDumpMsg();
HalSysExit();
}
VOID HalExcRegister(ExcInfoType type, EXC_INFO_SAVE_CALLBACK func, VOID *arg)
{
ExcInfoArray *excInfo = NULL;
if ((type >= OS_EXC_TYPE_MAX) || (func == NULL)) {
PRINT_ERR("HalExcRegister ERROR!\n");
return;
}
excInfo = &(g_excArray[type]);
excInfo->uwType = type;
excInfo->pFnExcInfoCb = func;
excInfo->pArg = arg;
excInfo->uwValid = TRUE;
OsDoExcHook(EXC_INTERRUPT);
HalSysExit();
}
/* ****************************************************************************
@ -379,9 +366,6 @@ LITE_OS_SEC_TEXT_INIT VOID HalHwiInit()
/* Enable DIV 0 and unaligned exception */
*(volatile UINT32 *)OS_NVIC_CCR |= DIV0FAULT;
HalExcRegister(OS_EXC_TYPE_CONTEXT, (EXC_INFO_SAVE_CALLBACK)HalExcContextDump, NULL);
HalExcRegister(OS_EXC_TYPE_NVIC, (EXC_INFO_SAVE_CALLBACK)HalExcNvicDump, NULL);
return;
}

52
kernel/arch/arm/cortex-m7/gcc/los_timer.c Normal file → Executable file
View File

@ -48,7 +48,7 @@ Input : none
output : none
return : LOS_OK - Success , or LOS_ERRNO_TICK_CFG_INVALID - failed
**************************************************************************** */
LITE_OS_SEC_TEXT_INIT UINT32 HalTickStart(OS_TICK_HANDLER *handler)
WEAK UINT32 HalTickStart(OS_TICK_HANDLER *handler)
{
UINT32 ret;
@ -77,6 +77,15 @@ LITE_OS_SEC_TEXT_INIT UINT32 HalTickStart(OS_TICK_HANDLER *handler)
return LOS_OK;
}
VOID HalSysTickReload(UINT32 cyclesPerTick)
{
SysTick->CTRL &= ~SysTick_CTRL_ENABLE_Msk;
NVIC_ClearPendingIRQ(SysTick_IRQn);
SysTick->LOAD = (UINT32)(cyclesPerTick - 1UL); /* set reload register */
SysTick->VAL = 0UL; /* Load the SysTick Counter Value */
SysTick->CTRL |= SysTick_CTRL_ENABLE_Msk;
}
/* ****************************************************************************
Function : HalSysTickCurrCycleGet
Description : Get System cycle count
@ -212,21 +221,34 @@ VOID HalEnterSleep(LOS_SysSleepEnum sleep)
__ISB();
}
//extern unsigned int SystemCoreClock;
void HalDelay(UINT32 ticks)
WEAK VOID HalDelay(UINT32 ticks)
{
#if 0
UINT32 delayTimes;
/* there are 4 machine cycle in loop */
if ((ticks * (SystemCoreClock / MACHINE_CYCLE_DEALAY_TIMES)) >= 0xffffffff) {
delayTimes = 0xffffffff;
} else {
delayTimes = ticks * (SystemCoreClock / MACHINE_CYCLE_DEALAY_TIMES);
}
while (delayTimes) {
delayTimes = delayTimes - 1;
}
#endif
}
WEAK UINT64 HalGetExpandTick(VOID)
{
return LOS_OK;
}
WEAK INT32 HalGetRtcTime(UINT64 *usec)
{
return LOS_OK;
}
WEAK INT32 HalGetRtcTimeZone(INT32 *timeZone)
{
return LOS_OK;
}
WEAK INT32 HalSetRtcTime(UINT64 utcTime, UINT64 *usec)
{
return LOS_OK;
}
WEAK INT32 HalSetRtcTimeZone(INT32 timeZone)
{
return LOS_OK;
}
#ifdef __cplusplus

161
kernel/arch/arm/cortex-m7/iar/los_arch_atomic.h Normal file
View File

@ -0,0 +1,161 @@
/*
* Copyright (c) 2013-2019, Huawei Technologies Co., Ltd. All rights reserved.
* Copyright (c) 2020, Huawei Device Co., Ltd. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* 3. Neither the name of the copyright holder nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific prior written
* permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef LOS_ATOMIC_H
#define LOS_ATOMIC_H
#include "los_compiler.h"
#ifdef __cplusplus
#if __cplusplus
extern "C" {
#endif /* __cplusplus */
#endif /* __cplusplus */
/**
* @ingroup los_atomic
* @brief Atomic exchange for 32-bit variable.
*
* @par Description:
* This API is used to implement the atomic exchange for 32-bit variable and return the previous value of the atomic variable.
* @attention
* <ul>The pointer v must not be NULL.</ul>
*
* @param v [IN] The variable pointer.
* @param val [IN] The exchange value.
*
* @retval #INT32 The previous value of the atomic variable
* @par Dependency:
* <ul><li>los_atomic.h: the header file that contains the API declaration.</li></ul>
* @see
* @since Huawei LiteOS V100R001C00
*/
STATIC INLINE INT32 HalAtomicXchg32bits(volatile INT32 *v, INT32 val)
{
INT32 prevVal = 0;
UINT32 status = 0;
do {
__asm__ __volatile__("ldrex %0, [%3]\n"
"strex %1, %4, [%3]"
: "=&r"(prevVal), "=&r"(status), "+m"(*v)
: "r"(v), "r"(val)
: "cc");
} while (__builtin_expect(status != 0, 0));
return prevVal;
}
/**
* @ingroup los_atomic
* @brief Atomic auto-decrement.
*
* @par Description:
* This API is used to implementating the atomic auto-decrement and return the result of auto-decrement.
* @attention
* <ul>
* <li>The pointer v must not be NULL.</li>
* <li>The value which v point to must not be INT_MIN to avoid overflow after reducing 1.</li>
* </ul>
*
* @param v [IN] The addSelf variable pointer.
*
* @retval #INT32 The return value of variable auto-decrement.
* @par Dependency:
* <ul><li>los_atomic.h: the header file that contains the API declaration.</li></ul>
* @see
* @since Huawei LiteOS V100R001C00
*/
STATIC INLINE INT32 HalAtomicDecRet(volatile INT32 *v)
{
INT32 val = 0;
UINT32 status = 0;
do {
__asm__ __volatile__("ldrex %0, [%3]\n"
"sub %0, %0, #1\n"
"strex %1, %0, [%3]"
: "=&r"(val), "=&r"(status), "+m"(*v)
: "r"(v)
: "cc");
} while (__builtin_expect(status != 0, 0));
return val;
}
/**
* @ingroup los_atomic
* @brief Atomic exchange for 32-bit variable with compare.
*
* @par Description:
* This API is used to implement the atomic exchange for 32-bit variable, if the value of variable is equal to oldVal.
* @attention
* <ul>The pointer v must not be NULL.</ul>
*
* @param v [IN] The variable pointer.
* @param val [IN] The new value.
* @param oldVal [IN] The old value.
*
* @retval TRUE The previous value of the atomic variable is not equal to oldVal.
* @retval FALSE The previous value of the atomic variable is equal to oldVal.
* @par Dependency:
* <ul><li>los_atomic.h: the header file that contains the API declaration.</li></ul>
* @see
* @since Huawei LiteOS V100R001C00
*/
STATIC INLINE BOOL HalAtomicCmpXchg32bits(volatile INT32 *v, INT32 val, INT32 oldVal)
{
INT32 prevVal = 0;
UINT32 status = 0;
do {
__asm__ __volatile__("1: ldrex %0, %2\n"
" mov %1, #0\n"
" cmp %0, %3\n"
" bne 2f\n"
" strex %1, %4, %2\n"
"2:"
: "=&r"(prevVal), "=&r"(status), "+Q"(*v)
: "r"(oldVal), "r"(val)
: "cc");
} while (__builtin_expect(status != 0, 0));
return prevVal != oldVal;
}
#ifdef __cplusplus
#if __cplusplus
}
#endif /* __cplusplus */
#endif /* __cplusplus */
#endif /* LOS_ATOMIC_H */

131
kernel/arch/arm/cortex-m7/iar/los_arch_context.h Normal file
View File

@ -0,0 +1,131 @@
/*
* Copyright (c) 2013-2019, Huawei Technologies Co., Ltd. All rights reserved.
* Copyright (c) 2020, Huawei Device Co., Ltd. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* 3. Neither the name of the copyright holder nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific prior written
* permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef _LOS_ARCH_CONTEXT_H
#define _LOS_ARCH_CONTEXT_H
#include "los_config.h"
#include "los_compiler.h"
#ifdef __cplusplus
#if __cplusplus
extern "C" {
#endif /* __cpluscplus */
#endif /* __cpluscplus */
typedef struct tagTskContext {
#if ((defined(__FPU_PRESENT) && (__FPU_PRESENT == 1U)) && \
(defined(__FPU_USED) && (__FPU_USED == 1U)))
UINT32 S16;
UINT32 S17;
UINT32 S18;
UINT32 S19;
UINT32 S20;
UINT32 S21;
UINT32 S22;
UINT32 S23;
UINT32 S24;
UINT32 S25;
UINT32 S26;
UINT32 S27;
UINT32 S28;
UINT32 S29;
UINT32 S30;
UINT32 S31;
#endif
UINT32 uwR4;
UINT32 uwR5;
UINT32 uwR6;
UINT32 uwR7;
UINT32 uwR8;
UINT32 uwR9;
UINT32 uwR10;
UINT32 uwR11;
UINT32 uwPriMask;
UINT32 uwR0;
UINT32 uwR1;
UINT32 uwR2;
UINT32 uwR3;
UINT32 uwR12;
UINT32 uwLR;
UINT32 uwPC;
UINT32 uwxPSR;
#if ((defined(__FPU_PRESENT) && (__FPU_PRESENT == 1U)) && \
(defined(__FPU_USED) && (__FPU_USED == 1U)))
UINT32 S0;
UINT32 S1;
UINT32 S2;
UINT32 S3;
UINT32 S4;
UINT32 S5;
UINT32 S6;
UINT32 S7;
UINT32 S8;
UINT32 S9;
UINT32 S10;
UINT32 S11;
UINT32 S12;
UINT32 S13;
UINT32 S14;
UINT32 S15;
UINT32 FPSCR;
UINT32 NO_NAME;
#endif
} TaskContext;
/**
* @ingroup los_config
* @brief: Task start running function.
*
* @par Description:
* This API is used to start a task.
*
* @attention:
* <ul><li>None.</li></ul>
*
* @param: None.
*
* @retval None.
*
* @par Dependency:
* <ul><li>los_config.h: the header file that contains the API declaration.</li></ul>
* @see None.
*/
extern VOID HalStartToRun(VOID);
#ifdef __cplusplus
#if __cplusplus
}
#endif /* __cpluscplus */
#endif /* __cpluscplus */
#endif /* _LOS_ARCH_CONTEXT_H */

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/*
* Copyright (c) 2013-2019, Huawei Technologies Co., Ltd. All rights reserved.
* Copyright (c) 2020, Huawei Device Co., Ltd. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* 3. Neither the name of the copyright holder nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific prior written
* permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef _LOS_EXC_H
#define _LOS_EXC_H
#include "los_config.h"
#include "los_compiler.h"
#include "los_interrupt.h"
#ifdef __cplusplus
#if __cplusplus
extern "C" {
#endif /* __cpluscplus */
#endif /* __cpluscplus */
/* *
* @ingroup los_hwi
* Maximum number of used hardware interrupts.
*/
#ifndef OS_HWI_MAX_NUM
#define OS_HWI_MAX_NUM LOSCFG_PLATFORM_HWI_LIMIT
#endif
/* *
* @ingroup los_hwi
* Highest priority of a hardware interrupt.
*/
#ifndef OS_HWI_PRIO_HIGHEST
#define OS_HWI_PRIO_HIGHEST 0
#endif
/* *
* @ingroup los_hwi
* Lowest priority of a hardware interrupt.
*/
#ifndef OS_HWI_PRIO_LOWEST
#define OS_HWI_PRIO_LOWEST 7
#endif
/* *
* @ingroup los_hwi
* Define the type of a hardware interrupt vector table function.
*/
typedef VOID (**HWI_VECTOR_FUNC)(void);
/* *
* @ingroup los_hwi
* Count of interrupts.
*/
extern UINT32 g_intCount;
/* *
* @ingroup los_hwi
* Count of M-Core system interrupt vector.
*/
#define OS_SYS_VECTOR_CNT 16
/* *
* @ingroup los_hwi
* Count of M-Core interrupt vector.
*/
#define OS_VECTOR_CNT (OS_SYS_VECTOR_CNT + OS_HWI_MAX_NUM)
/* *
* @ingroup los_hwi
* AIRCR register priority group parameter .
*/
#define OS_NVIC_AIRCR_PRIGROUP 7
/* *
* @ingroup los_hwi
* Boot interrupt vector table.
*/
extern UINT32 _BootVectors[];
/* *
* @ingroup los_hwi
* Hardware interrupt error code: Invalid interrupt number.
*
* Value: 0x02000900
*
* Solution: Ensure that the interrupt number is valid. The value range of the interrupt number applicable for a Cortex-A7 platform is [OS_USER_HWI_MIN,OS_USER_HWI_MAX].
*/
#define OS_ERRNO_HWI_NUM_INVALID LOS_ERRNO_OS_ERROR(LOS_MOD_HWI, 0x00)
/* *
* @ingroup los_hwi
* Hardware interrupt error code: Null hardware interrupt handling function.
*
* Value: 0x02000901
*
* Solution: Pass in a valid non-null hardware interrupt handling function.
*/
#define OS_ERRNO_HWI_PROC_FUNC_NULL LOS_ERRNO_OS_ERROR(LOS_MOD_HWI, 0x01)
/* *
* @ingroup los_hwi
* Hardware interrupt error code: Insufficient interrupt resources for hardware interrupt creation.
*
* Value: 0x02000902
*
* Solution: Increase the configured maximum number of supported hardware interrupts.
*/
#define OS_ERRNO_HWI_CB_UNAVAILABLE LOS_ERRNO_OS_ERROR(LOS_MOD_HWI, 0x02)
/* *
* @ingroup los_hwi
* Hardware interrupt error code: Insufficient memory for hardware interrupt initialization.
*
* Value: 0x02000903
*
* Solution: Expand the configured memory.
*/
#define OS_ERRNO_HWI_NO_MEMORY LOS_ERRNO_OS_ERROR(LOS_MOD_HWI, 0x03)
/* *
* @ingroup los_hwi
* Hardware interrupt error code: The interrupt has already been created.
*
* Value: 0x02000904
*
* Solution: Check whether the interrupt specified by the passed-in interrupt number has already been created.
*/
#define OS_ERRNO_HWI_ALREADY_CREATED LOS_ERRNO_OS_ERROR(LOS_MOD_HWI, 0x04)
/* *
* @ingroup los_hwi
* Hardware interrupt error code: Invalid interrupt priority.
*
* Value: 0x02000905
*
* Solution: Ensure that the interrupt priority is valid. The value range of the interrupt priority applicable for a Cortex-A7 platform is [0,15].
*/
#define OS_ERRNO_HWI_PRIO_INVALID LOS_ERRNO_OS_ERROR(LOS_MOD_HWI, 0x05)
/* *
* @ingroup los_hwi
* Hardware interrupt error code: Incorrect interrupt creation mode.
*
* Value: 0x02000906
*
* Solution: The interrupt creation mode can be only set to OS_HWI_MODE_COMM or OS_HWI_MODE_FAST of which the value can be 0 or 1.
*/
#define OS_ERRNO_HWI_MODE_INVALID LOS_ERRNO_OS_ERROR(LOS_MOD_HWI, 0x06)
/* *
* @ingroup los_hwi
* Hardware interrupt error code: The interrupt has already been created as a fast interrupt.
*
* Value: 0x02000907
*
* Solution: Check whether the interrupt specified by the passed-in interrupt number has already been created.
*/
#define OS_ERRNO_HWI_FASTMODE_ALREADY_CREATED LOS_ERRNO_OS_ERROR(LOS_MOD_HWI, 0x07)
/* *
* @ingroup los_hwi
* SysTick control and status register.
*/
#define OS_SYSTICK_CONTROL_REG 0xE000E010
/* *
* @ingroup los_hw
* SysTick current value register.
*/
#define OS_SYSTICK_CURRENT_REG 0xE000E018
/* *
* @ingroup los_hwi
* Interrupt Priority-Level Registers.
*/
#define OS_NVIC_PRI_BASE 0xE000E400
/* *
* @ingroup los_hwi
* Interrupt enable register for 0-31.
*/
#define OS_NVIC_SETENA_BASE 0xE000E100
/* *
* @ingroup los_hwi
* interrupt pending register.
*/
#define OS_NVIC_SETPEND_BASE 0xE000E200
/* *
* @ingroup los_hwi
* Interrupt active register.
*/
#define OS_NVIC_INT_ACT_BASE 0xE000E300
/* *
* @ingroup los_hwi
* Interrupt disable register for 0-31.
*/
#define OS_NVIC_CLRENA_BASE 0xE000E180
/* *
* @ingroup los_hwi
* Interrupt control and status register.
*/
#define OS_NVIC_INT_CTRL 0xE000ED04
/* *
* @ingroup los_hwi
* Vector table offset register.
*/
#define OS_NVIC_VTOR 0xE000ED08
/* *
* @ingroup los_hwi
* Application interrupt and reset control register
*/
#define OS_NVIC_AIRCR 0xE000ED0C
/* *
* @ingroup los_hwi
* System exception priority register.
*/
#define OS_NVIC_EXCPRI_BASE 0xE000ED18
/* *
* @ingroup los_hwi
* Interrupt No. 1 :reset.
*/
#define OS_EXC_RESET 1
/* *
* @ingroup los_hwi
* Interrupt No. 2 :Non-Maskable Interrupt.
*/
#define OS_EXC_NMI 2
/* *
* @ingroup los_hwi
* Interrupt No. 3 :(hard)fault.
*/
#define OS_EXC_HARD_FAULT 3
/* *
* @ingroup los_hwi
* Interrupt No. 4 :MemManage fault.
*/
#define OS_EXC_MPU_FAULT 4
/* *
* @ingroup los_hwi
* Interrupt No. 5 :Bus fault.
*/
#define OS_EXC_BUS_FAULT 5
/* *
* @ingroup los_hwi
* Interrupt No. 6 :Usage fault.
*/
#define OS_EXC_USAGE_FAULT 6
/* *
* @ingroup los_hwi
* Interrupt No. 11 :SVCall.
*/
#define OS_EXC_SVC_CALL 11
/* *
* @ingroup los_hwi
* Interrupt No. 12 :Debug monitor.
*/
#define OS_EXC_DBG_MONITOR 12
/* *
* @ingroup los_hwi
* Interrupt No. 14 :PendSV.
*/
#define OS_EXC_PEND_SV 14
/* *
* @ingroup los_hwi
* Interrupt No. 15 :SysTick.
*/
#define OS_EXC_SYS_TICK 15
/* *
* @ingroup los_hwi
* hardware interrupt form mapping handling function array.
*/
extern HWI_PROC_FUNC g_hwiForm[OS_VECTOR_CNT];
#if (OS_HWI_WITH_ARG == 1)
/* *
* @ingroup los_hwi
* hardware interrupt Slave form mapping handling function array.
*/
extern HWI_SLAVE_FUNC g_hwiSlaveForm[OS_VECTOR_CNT];
/* *
* @ingroup los_hwi
* Set interrupt vector table.
*/
#define OsSetVectonr(num, vector, arg) \
do { \
g_hwiForm[num + OS_SYS_VECTOR_CNT] = (HWI_PROC_FUNC)HalInterrupt; \
g_hwiSlaveForm[num + OS_SYS_VECTOR_CNT].pfnHandler = vector; \
g_hwiSlaveForm[num + OS_SYS_VECTOR_CNT].pParm = (VOID *)arg; \
} while(0)
#else
/* *
* @ingroup los_hwi
* hardware interrupt Slave form mapping handling function array.
*/
extern HWI_PROC_FUNC g_hwiSlaveForm[OS_VECTOR_CNT];
/* *
* @ingroup los_hwi
* Set interrupt vector table.
*/
#define OsSetVector(num, vector) \
do { \
g_hwiForm[num + OS_SYS_VECTOR_CNT] = HalInterrupt; \
g_hwiSlaveForm[num + OS_SYS_VECTOR_CNT] = vector; \
} while(0)
#endif
/* *
* @ingroup los_hwi
* @brief: Hardware interrupt entry function.
*
* @par Description:
* This API is used as all hardware interrupt handling function entry.
*
* @attention:
* <ul><li>None.</li></ul>
*
* @param:None.
*
* @retval:None.
* @par Dependency:
* <ul><li>los_hwi.h: the header file that contains the API declaration.</li></ul>
* @see None.
*/
extern VOID HalInterrupt(VOID);
/* *
* @ingroup los_hwi
* @brief: Get a interrupt number.
*
* @par Description:
* This API is used to get the current interrupt number.
*
* @attention:
* <ul><li>None.</li></ul>
*
* @param: None.
*
* @retval: Interrupt Indexes number.
* @par Dependency:
* <ul><li>los_hwi.h: the header file that contains the API declaration.</li></ul>
* @see None.
*/
extern UINT32 HalIntNumGet(VOID);
/* *
* @ingroup los_hwi
* @brief: Default vector handling function.
*
* @par Description:
* This API is used to configure interrupt for null function.
*
* @attention:
* <ul><li>None.</li></ul>
*
* @param:None.
*
* @retval:None.
* @par Dependency:
* <ul><li>los_hwi.h: the header file that contains the API declaration.</li
></ul>
* @see None.
*/
extern VOID HalHwiDefaultHandler(VOID);
/* *
* @ingroup los_hwi
* @brief: Reset the vector table.
*
* @par Description:
* This API is used to reset the vector table.
*
* @attention:
* <ul><li>None.</li></ul>
*
* @param:None.
*
* @retval:None.
* @par Dependency:
* <ul><li>los_hwi.h: the header file that contains the API declaration.</li></ul>
* @see None.
*/
extern VOID Reset_Handler(VOID);
/* *
* @ingroup los_hwi
* @brief: Pended System Call.
*
* @par Description:
* PendSV can be pended and is useful for an OS to pend an exception
* so that an action can be performed after other important tasks are completed.
*
* @attention:
* <ul><li>None.</li></ul>
*
* @param:None.
*
* @retval:None.
* @par Dependency:
* <ul><li>los_hwi.h: the header file that contains the API declaration.</li></ul>
* @see None.
*/
extern VOID HalPendSV(VOID);
#define OS_EXC_IN_INIT 0
#define OS_EXC_IN_TASK 1
#define OS_EXC_IN_HWI 2
#define OS_EXC_MAX_BUF_LEN 25
#define OS_EXC_MAX_NEST_DEPTH 1
#define OS_NVIC_SHCSR 0xE000ED24
#define OS_NVIC_CCR 0xE000ED14
#define OS_NVIC_INT_ENABLE_SIZE 0x20
#define OS_NVIC_INT_PRI_SIZE 0xF0
#define OS_NVIC_EXCPRI_SIZE 0xC
#define OS_NVIC_INT_CTRL_SIZE 4
#define OS_NVIC_SHCSR_SIZE 4
#define OS_NVIC_INT_PEND_SIZE OS_NVIC_INT_ACT_SIZE
#define OS_NVIC_INT_ACT_SIZE OS_NVIC_INT_ENABLE_SIZE
#define OS_EXC_FLAG_NO_FLOAT 0x10000000
#define OS_EXC_FLAG_FAULTADDR_VALID 0x01
#define OS_EXC_FLAG_IN_HWI 0x02
#define OS_EXC_IMPRECISE_ACCESS_ADDR 0xABABABAB
#define OS_EXC_EVENT 0x00000001
/**
*@ingroup los_exc
* the struct of register files
*
* description: the register files that saved when exception triggered
*
* notes:the following register with prefix 'uw' correspond to the registers in the cpu data sheet.
*/
typedef struct tagExcContext {
//handler save
#if ((defined (__FPU_PRESENT) && (__FPU_PRESENT == 1U)) && \
(defined (__FPU_USED ) && (__FPU_USED == 1U)) )
UINT32 S16;
UINT32 S17;
UINT32 S18;
UINT32 S19;
UINT32 S20;
UINT32 S21;
UINT32 S22;
UINT32 S23;
UINT32 S24;
UINT32 S25;
UINT32 S26;
UINT32 S27;
UINT32 S28;
UINT32 S29;
UINT32 S30;
UINT32 S31;
#endif
UINT32 uwR4;
UINT32 uwR5;
UINT32 uwR6;
UINT32 uwR7;
UINT32 uwR8;
UINT32 uwR9;
UINT32 uwR10;
UINT32 uwR11;
UINT32 uwPriMask;
//auto save
UINT32 uwSP;
UINT32 uwR0;
UINT32 uwR1;
UINT32 uwR2;
UINT32 uwR3;
UINT32 uwR12;
UINT32 uwLR;
UINT32 uwPC;
UINT32 uwxPSR;
#if ((defined (__FPU_PRESENT) && (__FPU_PRESENT == 1U)) && \
(defined (__FPU_USED) && (__FPU_USED== 1U)))
UINT32 S0;
UINT32 S1;
UINT32 S2;
UINT32 S3;
UINT32 S4;
UINT32 S5;
UINT32 S6;
UINT32 S7;
UINT32 S8;
UINT32 S9;
UINT32 S10;
UINT32 S11;
UINT32 S12;
UINT32 S13;
UINT32 S14;
UINT32 S15;
UINT32 FPSCR;
UINT32 NO_NAME;
#endif
}EXC_CONTEXT_S;
typedef VOID (*EXC_PROC_FUNC)(UINT32, EXC_CONTEXT_S *);
VOID HalExcHandleEntry(UINT32 excType, UINT32 faultAddr, UINT32 pid, EXC_CONTEXT_S *excBufAddr);
/**
* @ingroup los_hwi
* @brief: Exception initialization.
*
* @par Description:
* This API is used to configure the exception function vector table.
*
* @attention:
* <ul><li>None.</li></ul>
*
*@param uwArraySize [IN] Memory size of exception.
*
* @retval: None
* @par Dependency:
* <ul><li>los_hwi.h: the header file that contains the API declaration.</li></ul>
* @see None.
*/
VOID OsExcInit(VOID);
VOID HalExcNMI(VOID);
VOID HalExcHardFault(VOID);
VOID HalExcMemFault(VOID);
VOID HalExcBusFault(VOID);
VOID HalExcUsageFault(VOID);
VOID HalExcSvcCall(VOID);
VOID HalHwiInit();
/**
*@ingroup los_exc
*Cortex-M3异常具体类型:总线状态寄存器入栈时发生错误
*/
#define OS_EXC_BF_STKERR 1
/**
*@ingroup los_exc
*Cortex-M3异常具体类型:总线状态寄存器出栈时发生错误
*/
#define OS_EXC_BF_UNSTKERR 2
/**
*@ingroup los_exc
*Cortex-M3异常具体类型:总线状态寄存器不精确的数据访问违例
*/
#define OS_EXC_BF_IMPRECISERR 3
/**
*@ingroup los_exc
*Cortex-M3异常具体类型:总线状态寄存器精确的数据访问违例
*/
#define OS_EXC_BF_PRECISERR 4
/**
*@ingroup los_exc
*Cortex-M3异常具体类型:总线状态寄存器取指时的访问违例
*/
#define OS_EXC_BF_IBUSERR 5
/**
*@ingroup los_exc
*Cortex-M3异常具体类型:存储器管理状态寄存器入栈时发生错误
*/
#define OS_EXC_MF_MSTKERR 6
/**
*@ingroup los_exc
*Cortex-M3异常具体类型:存储器管理状态寄存器出栈时发生错误
*/
#define OS_EXC_MF_MUNSTKERR 7
/**
*@ingroup los_exc
*Cortex-M3异常具体类型:存储器管理状态寄存器数据访问违例
*/
#define OS_EXC_MF_DACCVIOL 8
/**
*@ingroup los_exc
*Cortex-M3异常具体类型:存储器管理状态寄存器取指访问违例
*/
#define OS_EXC_MF_IACCVIOL 9
/**
*@ingroup los_exc
*Cortex-M3异常具体类型:用法错误，表示除法运算时除数为零
*/
#define OS_EXC_UF_DIVBYZERO 10
/**
*@ingroup los_exc
*Cortex-M3异常具体类型:用法错误，未对齐访问导致的错误
*/
#define OS_EXC_UF_UNALIGNED 11
/**
*@ingroup los_exc
*Cortex-M3异常具体类型:用法错误，试图执行协处理器相关指令
*/
#define OS_EXC_UF_NOCP 12
/**
*@ingroup los_exc
*Cortex-M3异常具体类型:用法错误，在异常返回时试图非法地加载EXC_RETURN到PC
*/
#define OS_EXC_UF_INVPC 13
/**
*@ingroup los_exc
*Cortex-M3异常具体类型:用法错误，试图切入ARM状态
*/
#define OS_EXC_UF_INVSTATE 14
/**
*@ingroup los_exc
*Cortex-M3异常具体类型:用法错误，执行的指令其编码是未定义的——解码不能
*/
#define OS_EXC_UF_UNDEFINSTR 15
/**
*@ingroup los_exc
*Cortex-M3异常具体类型:NMI中断
*/
#define OS_EXC_CAUSE_NMI 16
/**
*@ingroup los_exc
*Cortex-M3异常具体类型:硬fault
*/
#define OS_EXC_CAUSE_HARDFAULT 17
/**
*@ingroup los_exc
*Cortex-M3异常具体类型:任务处理函数退出
*/
#define OS_EXC_CAUSE_TASK_EXIT 18
/**
*@ingroup los_exc
*Cortex-M3异常具体类型:致命错误
*/
#define OS_EXC_CAUSE_FATAL_ERR 19
/**
*@ingroup los_exc
*Cortex-M3异常具体类型:调试事件导致的硬fault
*/
#define OS_EXC_CAUSE_DEBUGEVT 20
/**
*@ingroup los_exc
*Cortex-M3异常具体类型:取向量时发生的硬fault
*/
#define OS_EXC_CAUSE_VECTBL 21
/**
*@ingroup los_exc
* 异常信息结构体
*
* 描述:M4平台下的异常触发时保存的异常信息
*
*/
typedef struct tagExcInfo {
/**< 异常发生阶段： 0表示异常发生在初始化中，1表示异常发生在任务中，2表示异常发生在中断中 */
UINT16 phase;
/**< 异常类型,出异常时对照上面列出的1-19号 */
UINT16 type;
/**< 若为精确地址访问错误表示异常发生时的错误访问地址 */
UINT32 faultAddr;
/**< 在中断中发生异常，表示中断号。在任务中发生异常，表示任务id，如果发生在初始化中，则为0xffffffff */
UINT32 thrdPid;
/**< 异常嵌套个数，目前仅支持第一次进入异常时执行注册的钩子函数 */
UINT16 nestCnt;
/**< 保留 */
UINT16 reserved;
/**< 自动压栈浮点寄存器的异常发生时刻的硬件上下文 */
EXC_CONTEXT_S * context;
} ExcInfo;
extern UINT32 g_curNestCount;
extern UINT32 g_intCount;
extern UINT8 g_uwExcTbl[32];
extern ExcInfo g_excInfo;
#define MAX_INT_INFO_SIZE (8 + 0x164)
#ifdef __cplusplus
#if __cplusplus
}
#endif /* __cpluscplus */
#endif /* __cpluscplus */
#endif /* _LOS_EXC_H */

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/*
* Copyright (c) 2013-2019, Huawei Technologies Co., Ltd. All rights reserved.
* Copyright (c) 2020, Huawei Device Co., Ltd. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* 3. Neither the name of the copyright holder nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific prior written
* permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef _LOS_ARCH_TIMER_H
#define _LOS_ARCH_TIMER_H
#include "los_config.h"
#include "los_compiler.h"
#include "los_context.h"
#ifdef __cplusplus
#if __cplusplus
extern "C" {
#endif /* __cpluscplus */
#endif /* __cpluscplus */
UINT32 HalTickStart(OS_TICK_HANDLER handler);
#ifdef __cplusplus
#if __cplusplus
}
#endif /* __cpluscplus */
#endif /* __cpluscplus */
#endif /* _LOS_ARCH_TIMER_H */

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/*
* Copyright (c) 2013-2019, Huawei Technologies Co., Ltd. All rights reserved.
* Copyright (c) 2020, Huawei Device Co., Ltd. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* 3. Neither the name of the copyright holder nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific prior written
* permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "los_config.h"
#include "los_task.h"
#include "securec.h"
#include "los_interrupt.h"
#include "los_arch_context.h"
#include "los_arch_interrupt.h"
#include "los_arch_timer.h"
#ifdef __cplusplus
#if __cplusplus
extern "C" {
#endif /* __cplusplus */
#endif /* __cplusplus */
/* ****************************************************************************
Function : HalArchInit
Description : arch init function
Input : None
Output : None
Return : None
**************************************************************************** */
LITE_OS_SEC_TEXT_INIT VOID HalArchInit()
{
HalHwiInit();
}
/* ****************************************************************************
Function : HalSysExit
Description : Task exit function
Input : None
Output : None
Return : None
**************************************************************************** */
LITE_OS_SEC_TEXT_MINOR VOID HalSysExit(VOID)
{
LOS_IntLock();
for(;;);
}
/* ****************************************************************************
Function : HalTskStackInit
Description : Task stack initialization function
Input : taskID --- TaskID
stackSize --- Total size of the stack
topStack --- Top of task's stack
Output : None
Return : Context pointer
**************************************************************************** */
LITE_OS_SEC_TEXT_INIT VOID *HalTskStackInit(UINT32 taskID, UINT32 stackSize, VOID *topStack)
{
TaskContext *context = NULL;
errno_t result;
/* initialize the task stack, write magic num to stack top */
result = memset_s(topStack, stackSize, (INT32)(OS_TASK_STACK_INIT & 0xFF), stackSize);
if (result != EOK) {
printf("memset_s is failed:%s[%d]\r\n", __FUNCTION__, __LINE__);
}
*((UINT32 *)(topStack)) = OS_TASK_MAGIC_WORD;
context = (TaskContext *)(((UINTPTR)topStack + stackSize) - sizeof(TaskContext));
#if ((defined(__FPU_PRESENT) && (__FPU_PRESENT == 1U)) && \
(defined(__FPU_USED) && (__FPU_USED == 1U)))
context->S16 = 0xAA000010;
context->S17 = 0xAA000011;
context->S18 = 0xAA000012;
context->S19 = 0xAA000013;
context->S20 = 0xAA000014;
context->S21 = 0xAA000015;
context->S22 = 0xAA000016;
context->S23 = 0xAA000017;
context->S24 = 0xAA000018;
context->S25 = 0xAA000019;
context->S26 = 0xAA00001A;
context->S27 = 0xAA00001B;
context->S28 = 0xAA00001C;
context->S29 = 0xAA00001D;
context->S30 = 0xAA00001E;
context->S31 = 0xAA00001F;
context->S0 = 0xAA000000;
context->S1 = 0xAA000001;
context->S2 = 0xAA000002;
context->S3 = 0xAA000003;
context->S4 = 0xAA000004;
context->S5 = 0xAA000005;
context->S6 = 0xAA000006;
context->S7 = 0xAA000007;
context->S8 = 0xAA000008;
context->S9 = 0xAA000009;
context->S10 = 0xAA00000A;
context->S11 = 0xAA00000B;
context->S12 = 0xAA00000C;
context->S13 = 0xAA00000D;
context->S14 = 0xAA00000E;
context->S15 = 0xAA00000F;
context->FPSCR = 0x00000000;
context->NO_NAME = 0xAA000011;
#endif
context->uwR4 = 0x04040404L;
context->uwR5 = 0x05050505L;
context->uwR6 = 0x06060606L;
context->uwR7 = 0x07070707L;
context->uwR8 = 0x08080808L;
context->uwR9 = 0x09090909L;
context->uwR10 = 0x10101010L;
context->uwR11 = 0x11111111L;
context->uwPriMask = 0;
context->uwR0 = taskID;
context->uwR1 = 0x01010101L;
context->uwR2 = 0x02020202L;
context->uwR3 = 0x03030303L;
context->uwR12 = 0x12121212L;
context->uwLR = (UINT32)(UINTPTR)HalSysExit;
context->uwPC = (UINT32)(UINTPTR)OsTaskEntry;
context->uwxPSR = 0x01000000L;
return (VOID *)context;
}
void HalBackTrace()
{
}
#ifdef __ICCARM__
#if (LOSCFG_MEM_LEAKCHECK == 1)
#define CODE_SECTION_NAME ".text"
#pragma section=CODE_SECTION_NAME
#define CODE_START_ADDR ((UINTPTR)__section_begin(CODE_SECTION_NAME))
#define CODE_END_ADDR ((UINTPTR)__section_end(CODE_SECTION_NAME))
/* check the disassembly instruction is 'BL' or 'BLX' */
STATIC INLINE BOOL HalInsIsBlOrBlx(UINTPTR addr)
{
#define BL_INS_MASK 0xF800
#define BL_INS_HIGH 0xF800
#define BL_INS_LOW 0xF000
#define BLX_INX_MASK 0xFF00
#define BLX_INX 0x4700
UINT16 ins1 = *((UINT16 *)addr);
UINT16 ins2 = *((UINT16 *)(addr + 2)); /* 2: Thumb instruction is two bytes. */
if (((ins2 & BL_INS_MASK) == BL_INS_HIGH) && ((ins1 & BL_INS_MASK) == BL_INS_LOW)) {
return TRUE;
} else if ((ins2 & BLX_INX_MASK) == BLX_INX) {
return TRUE;
} else {
return FALSE;
}
}
VOID HalRecordLR(UINTPTR *LR, UINT32 LRSize, UINT32 jumpCount,
UINTPTR stackStart, UINTPTR stackEnd)
{
if (LR == NULL) {
return;
}
UINT32 count = 0;
UINT32 index = 0;
UINTPTR sp = stackStart;
UINTPTR pc;
/* copy called function address */
for (; sp < stackEnd; sp += sizeof(UINTPTR)) {
/* the *sp value may be LR, so need decrease a word to PC */
pc = *((UINTPTR *)sp) - sizeof(UINTPTR);
/* the Cortex-M using thumb instruction, so the pc must be an odd number */
if ((pc & 0x1) == 0) {
continue;
}
/* fix the PC address in thumb mode */
pc = *((UINTPTR *)sp) - 1;
if ((pc >= CODE_START_ADDR) && (pc <= CODE_END_ADDR) &&(count < LRSize) &&
HalInsIsBlOrBlx(pc - sizeof(UINTPTR))) {
if (index++ < jumpCount) {
continue;
}
LR[count++] = pc;
if (count == LRSize) {
break;
}
}
}
/* if linkReg is not enough,clean up the last of the effective LR as the end. */
if (count < LRSize) {
LR[count] = 0;
}
}
#endif
#endif
LITE_OS_SEC_TEXT_INIT UINT32 HalStartSchedule(OS_TICK_HANDLER handler)
{
UINT32 ret;
ret = HalTickStart(handler);
if (ret != LOS_OK) {
return ret;
}
HalStartToRun();
return LOS_OK; /* never return */
}
#ifdef __cplusplus
#if __cplusplus
}
#endif /* __cplusplus */
#endif /* __cplusplus */

179
kernel/arch/arm/cortex-m7/iar/los_dispatch.S Normal file
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;
; Copyright (c) 2013-2019, Huawei Technologies Co., Ltd. All rights reserved.
; Copyright (c) 2020, Huawei Device Co., Ltd. All rights reserved.
;
; Redistribution and use in source and binary forms, with or without modification,
; are permitted provided that the following conditions are met:
;
; 1. Redistributions of source code must retain the above copyright notice, this list of
; conditions and the following disclaimer.
;
; 2. Redistributions in binary form must reproduce the above copyright notice, this list
; of conditions and the following disclaimer in the documentation and/or other materials
; provided with the distribution.
;
; 3. Neither the name of the copyright holder nor the names of its contributors may be used
; to endorse or promote products derived from this software without specific prior written
; permission.
;
; THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
; "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
; THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
; PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
; CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
; EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
; PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
; WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
; OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
; ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
;
PRESERVE8
EXPORT HalIntLock
EXPORT HalIntUnLock
EXPORT HalIntRestore
EXPORT HalStartToRun
EXPORT HalTaskSchedule
EXPORT HalPendSV
IMPORT g_losTask
IMPORT g_taskScheduled
OS_FPU_CPACR EQU 0xE000ED88
OS_FPU_CPACR_ENABLE EQU 0x00F00000
OS_NVIC_INT_CTRL EQU 0xE000ED04
OS_NVIC_SYSPRI2 EQU 0xE000ED20
OS_NVIC_PENDSV_PRI EQU 0xF0F00000
OS_NVIC_PENDSVSET EQU 0x10000000
OS_TASK_STATUS_RUNNING EQU 0x0010
SECTION .text:CODE(2)
THUMB
REQUIRE8
HalStartToRun
LDR R4, =OS_NVIC_SYSPRI2
LDR R5, =OS_NVIC_PENDSV_PRI
STR R5, [R4]
LDR R0, =g_taskScheduled
MOV R1, #1
STR R1, [R0]
MOV R0, #2
MSR CONTROL, R0
LDR R0, =g_losTask
LDR R2, [R0, #4]
LDR R0, =g_losTask
STR R2, [R0]
LDR R3, =g_losTask
LDR R0, [R3]
LDRH R7, [R0 , #4]
MOV R8, #OS_TASK_STATUS_RUNNING
ORR R7, R7, R8
STRH R7, [R0 , #4]
LDR R12, [R0]
LDR.W R1, =OS_FPU_CPACR
LDR R1, [R1]
AND R1, R1, #OS_FPU_CPACR_ENABLE
CMP R1, #OS_FPU_CPACR_ENABLE
BNE __DisabledFPU
ADD R12, R12, #100
LDMFD R12!, {R0-R7}
ADD R12, R12, #72
MSR PSP, R12
VPUSH S0;
VPOP S0;
MOV LR, R5
CPSIE I
BX R6
__DisabledFPU
ADD R12, R12, #36
LDMFD R12!, {R0-R7}
MSR PSP, R12
MOV LR, R5
CPSIE I
BX R6
HalIntLock
MRS R0, PRIMASK
CPSID I
BX LR
HalIntUnLock
MRS R0, PRIMASK
CPSIE I
BX LR
HalIntRestore
MSR PRIMASK, R0
BX LR
HalTaskSchedule
LDR R0, =OS_NVIC_INT_CTRL
LDR R1, =OS_NVIC_PENDSVSET
STR R1, [R0]
BX LR
HalPendSV
MRS R12, PRIMASK
CPSID I
HalTaskSwitch
MRS R0, PSP
STMFD R0!, {R4-R12}
LDR.W R3, =OS_FPU_CPACR
LDR R3, [R3]
AND R3, R3, #OS_FPU_CPACR_ENABLE
CMP R3, #OS_FPU_CPACR_ENABLE
BNE __DisabledFPU1
VSTMDB R0!, {D8-D15}
__DisabledFPU1
LDR R5, =g_losTask
LDR R6, [R5]
STR R0, [R6]
LDRH R7, [R6 , #4]
MOV R8,#OS_TASK_STATUS_RUNNING
BIC R7, R7, R8
STRH R7, [R6 , #4]
LDR R0, =g_losTask
LDR R0, [R0, #4]
STR R0, [R5]
LDRH R7, [R0 , #4]
MOV R8, #OS_TASK_STATUS_RUNNING
ORR R7, R7, R8
STRH R7, [R0 , #4]
LDR R1, [R0]
AND R3, R3, #OS_FPU_CPACR_ENABLE
CMP R3, #OS_FPU_CPACR_ENABLE
BNE __DisabledFPU2
VLDMIA R1!, {D8-D15}
__DisabledFPU2
LDMFD R1!, {R4-R12}
MSR PSP, R1
MSR PRIMASK, R12
BX LR
END

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kernel/arch/arm/cortex-m7/iar/los_exc.S Normal file
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/*
* Copyright (c) 2013-2019, Huawei Technologies Co., Ltd. All rights reserved.
* Copyright (c) 2020, Huawei Device Co., Ltd. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* 3. Neither the name of the copyright holder nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific prior written
* permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
PRESERVE8
SECTION .text:CODE(2)
THUMB
EXPORT HalExcNMI
EXPORT HalExcHardFault
EXPORT HalExcMemFault
EXPORT HalExcBusFault
EXPORT HalExcUsageFault
EXPORT HalExcSvcCall
IMPORT HalExcHandleEntry
IMPORT g_uwExcTbl
IMPORT g_taskScheduled
OS_FLG_BGD_ACTIVE EQU 0x0002
OS_EXC_CAUSE_NMI EQU 16
OS_EXC_CAUSE_HARDFAULT EQU 17
HF_DEBUGEVT EQU 20
HF_VECTBL EQU 21
FLAG_ADDR_VALID EQU 0x10000
FLAG_HWI_ACTIVE EQU 0x20000
FLAG_NO_FLOAT EQU 0x10000000
OS_NVIC_FSR EQU 0xE000ED28 ;include BusFault/MemFault/UsageFault State Regeister
OS_NVIC_HFSR EQU 0xE000ED2C ;HardFault State Regeister
OS_NVIC_BFAR EQU 0xE000ED38
OS_NVIC_MMAR EQU 0xE000ED34
OS_NVIC_ACT_BASE EQU 0xE000E300
OS_NVIC_SHCSRS EQU 0xE000ED24
OS_NVIC_SHCSR_MASK EQU 0xC00
HalExcNMI
MOV R0, #OS_EXC_CAUSE_NMI
MOV R1, #0
B osExcDispatch
HalExcHardFault
MOV R0, #OS_EXC_CAUSE_HARDFAULT
LDR R2, =OS_NVIC_HFSR
LDR R2, [R2]
MOV R1, #HF_DEBUGEVT
ORR R0, R0, R1, LSL #0x8
TST R2, #0x80000000
BNE osExcDispatch ; DEBUGEVT
AND R0, R0 , #0x000000FF
MOV R1, #HF_VECTBL
ORR R0, R0, R1, LSL #0x8
TST R2, #0x00000002
BNE osExcDispatch ; VECTBL
;if not DEBUGEVT and VECTBL then is FORCED
AND R0, R0, #0x000000FF
LDR R2, =OS_NVIC_FSR
LDR R2, [R2]
TST R2, #0x8000 ; BFARVALID
BNE _HFBusFault ; BusFault
TST R2, #0x80 ; MMARVALID
BNE _HFMemFault ; MemFault
MOV R12,#0
B osHFExcCommonBMU
_HFBusFault
LDR R1, =OS_NVIC_BFAR
LDR R1, [R1]
MOV R12, #FLAG_ADDR_VALID
B osHFExcCommonBMU
_HFMemFault
LDR R1, =OS_NVIC_MMAR
LDR R1, [R1]
MOV R12, #FLAG_ADDR_VALID
osHFExcCommonBMU
CLZ R2, R2
LDR R3, =g_uwExcTbl
ADD R3, R3, R2
LDRB R2, [R3]
ORR R0, R0, R2, LSL #0x8
ORR R0, R0 ,R12
B osExcDispatch
HalExcSvcCall
TST LR, #0x4
ITE EQ
MRSEQ R0, MSP
MRSNE R0, PSP
LDR R1, [R0,#24]
LDRB R0, [R1,#-2]
MOV R1, #0
B osExcDispatch
HalExcBusFault
LDR R0, =OS_NVIC_FSR
LDR R0, [R0]
TST R0, #0x8000 ; BFARVALID
BEQ _ExcBusNoADDR
LDR R1, =OS_NVIC_BFAR
LDR R1, [R1]
MOV R12, #FLAG_ADDR_VALID
AND R0, R0, #0x1F00
B osExcCommonBMU
_ExcBusNoADDR
MOV R12,#0
B osExcCommonBMU
HalExcMemFault
LDR R0, =OS_NVIC_FSR
LDR R0, [R0]
TST R0, #0x80 ; MMARVALID
BEQ _ExcMemNoADDR
LDR R1, =OS_NVIC_MMAR
LDR R1, [R1]
MOV R12, #FLAG_ADDR_VALID
AND R0, R0, #0x1B
B osExcCommonBMU
_ExcMemNoADDR
MOV R12,#0
B osExcCommonBMU
HalExcUsageFault
LDR R0, =OS_NVIC_FSR
LDR R0, [R0]
MOV R1, #0x030F
LSL R1, R1, #16
AND R0, R0, R1
MOV R12, #0
osExcCommonBMU
CLZ R0, R0
LDR R3, =g_uwExcTbl
ADD R3, R3, R0
LDRB R0, [R3]
ORR R0, R0, R12
; R0 -- EXCCAUSE(bit 16 is 1 if EXCADDR valid), R1 -- EXCADDR
osExcDispatch
LDR R2, =OS_NVIC_ACT_BASE
MOV R12, #8 ; R12 is hwi check loop counter
_hwiActiveCheck
LDR R3, [R2] ; R3 store active hwi register when exc
CMP R3, #0
BEQ _hwiActiveCheckNext
; exc occured in IRQ
ORR R0, R0, #FLAG_HWI_ACTIVE
RBIT R2, R3
CLZ R2, R2
AND R12, R12, #1
ADD R2, R2, R12, LSL #5 ; calculate R2 (hwi number) as uwPid
_ExcInMSP
CMP LR, #0XFFFFFFED
BNE _NoFloatInMsp
ADD R3, R13, #104
PUSH {R3}
MRS R12, PRIMASK ; store message-->exc: disable int?
PUSH {R4-R12} ; store message-->exc: {R4-R12}
VPUSH {D8-D15}
B _handleEntry
_NoFloatInMsp
ADD R3, R13, #32
PUSH {R3} ; save IRQ SP ; store message-->exc: MSP(R13)
MRS R12, PRIMASK ; store message-->exc: disable int?
PUSH {R4-R12} ; store message-->exc: {R4-R12}
ORR R0, R0, #FLAG_NO_FLOAT
B _handleEntry
_hwiActiveCheckNext
ADD R2, R2, #4 ; next NVIC ACT ADDR
SUBS R12, R12, #1
BNE _hwiActiveCheck
;/*NMI interrupt excption*/
LDR R2, =OS_NVIC_SHCSRS
LDRH R2,[R2]
LDR R3,=OS_NVIC_SHCSR_MASK
AND R2, R2,R3
CMP R2,#0
BNE _ExcInMSP
; exc occured in Task or Init or exc
; reserved for register info from task stack
LDR R2, =g_taskScheduled
LDR R2, [R2]
TST R2, #1 ; OS_FLG_BGD_ACTIVE
BEQ _ExcInMSP ; if exc occured in Init then branch
CMP LR, #0xFFFFFFED ;auto push floating registers
BNE _NoFloatInPsp
; exc occured in Task
MOV R2, R13
SUB R13, #96 ; add 8 Bytes reg(for STMFD)
MRS R3, PSP
ADD R12, R3, #104
PUSH {R12} ; save task SP
MRS R12, PRIMASK
PUSH {R4-R12}
VPUSH {D8-D15}
; copy auto saved task register
LDMFD R3!, {R4-R11} ; R4-R11 store PSP reg(auto push when exc in task)
VLDMIA R3!, {D8-D15}
VSTMDB R2!, {D8-D15}
STMFD R2!, {R4-R11}
B _handleEntry
_NoFloatInPsp
MOV R2, R13 ;no auto push floating registers
SUB R13, #32 ; add 8 Bytes reg(for STMFD)
MRS R3, PSP
ADD R12, R3, #32
PUSH {R12} ; save task SP
MRS R12, PRIMASK
PUSH {R4-R12}
LDMFD R3, {R4-R11} ; R4-R11 store PSP reg(auto push when exc in task)
STMFD R2!, {R4-R11}
ORR R0, R0, #FLAG_NO_FLOAT
_handleEntry
MOV R3, R13 ; R13:the 4th param
CPSID I
CPSID F
B HalExcHandleEntry
NOP
END

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kernel/arch/arm/cortex-m7/iar/los_interrupt.c Normal file
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/*
* Copyright (c) 2013-2019, Huawei Technologies Co., Ltd. All rights reserved.
* Copyright (c) 2020, Huawei Device Co., Ltd. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* 3. Neither the name of the copyright holder nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific prior written
* permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "los_interrupt.h"
#include "los_context.h"
#include "los_arch_interrupt.h"
#include <stdarg.h>
#include "los_debug.h"
#include "los_task.h"
#ifdef __cplusplus
#if __cplusplus
extern "C" {
#endif /* __cplusplus */
#endif /* __cplusplus */
/*lint -save -e40 -e522 -e533*/
UINT32 g_intCount = 0;
/*lint -restore*/
#pragma location = ".data.vector"
#pragma data_alignment=0x100
HWI_PROC_FUNC g_hwiForm[OS_VECTOR_CNT] = {0};
#if (OS_HWI_WITH_ARG == 1)
HWI_SLAVE_FUNC g_hwiSlaveForm[OS_VECTOR_CNT] = {{ (HWI_PROC_FUNC)0, (HWI_ARG_T)0 }};
#else
HWI_PROC_FUNC g_hwiSlaveForm[OS_VECTOR_CNT] = {0};
#endif
WEAK VOID SysTick_Handler(VOID)
{
return;
}
/* ****************************************************************************
Function : HalIntNumGet
Description : Get a interrupt number
Input : None
Output : None
Return : Interrupt Indexes number
**************************************************************************** */
LITE_OS_SEC_TEXT_MINOR UINT32 HalIntNumGet(VOID)
{
return __get_IPSR();
}
inline UINT32 HalIsIntAcvive(VOID)
{
return (g_intCount > 0);
}
/* ****************************************************************************
Function : HalHwiDefaultHandler
Description : default handler of the hardware interrupt
Input : None
Output : None
Return : None
**************************************************************************** */
/*lint -e529*/
LITE_OS_SEC_TEXT_MINOR VOID HalHwiDefaultHandler(VOID)
{
UINT32 irqNum = HalIntNumGet();
PRINT_ERR("%s irqnum:%d\n", __FUNCTION__, irqNum);
while (1) {}
}
WEAK VOID HalPreInterruptHandler(UINT32 arg)
{
return;
}
WEAK VOID HalAftInterruptHandler(UINT32 arg)
{
return;
}
/* ****************************************************************************
Function : HalInterrupt
Description : Hardware interrupt entry function
Input : None
Output : None
Return : None
**************************************************************************** */
LITE_OS_SEC_TEXT VOID HalInterrupt(VOID)
{
UINT32 hwiIndex;
UINT32 intSave;
#if (LOSCFG_KERNEL_RUNSTOP == 1)
SCB->SCR &= (UINT32) ~((UINT32)SCB_SCR_SLEEPDEEP_Msk);
#endif
intSave = LOS_IntLock();
g_intCount++;
LOS_IntRestore(intSave);
hwiIndex = HalIntNumGet();
HalPreInterruptHandler(hwiIndex);
#if (OS_HWI_WITH_ARG == 1)
if (g_hwiSlaveForm[hwiIndex].pfnHandler != 0) {
g_hwiSlaveForm[hwiIndex].pfnHandler((VOID *)g_hwiSlaveForm[hwiIndex].pParm);
}
#else
if (g_hwiSlaveForm[hwiIndex] != 0) {
g_hwiSlaveForm[hwiIndex]();
}
#endif
HalAftInterruptHandler(hwiIndex);
intSave = LOS_IntLock();
g_intCount--;
LOS_IntRestore(intSave);
}
/* ****************************************************************************
Function : HalHwiCreate
Description : create hardware interrupt
Input : hwiNum --- hwi num to create
hwiPrio --- priority of the hwi
mode --- unused
handler --- hwi handler
arg --- param of the hwi handler
Output : None
Return : LOS_OK on success or error code on failure
**************************************************************************** */
LITE_OS_SEC_TEXT_INIT UINT32 HalHwiCreate(HWI_HANDLE_T hwiNum,
HWI_PRIOR_T hwiPrio,
HWI_MODE_T mode,
HWI_PROC_FUNC handler,
HWI_ARG_T arg)
{
UINTPTR intSave;
if (handler == NULL) {
return OS_ERRNO_HWI_PROC_FUNC_NULL;
}
if (hwiNum >= OS_HWI_MAX_NUM) {
return OS_ERRNO_HWI_NUM_INVALID;
}
if (g_hwiForm[hwiNum + OS_SYS_VECTOR_CNT] != (HWI_PROC_FUNC)HalHwiDefaultHandler) {
return OS_ERRNO_HWI_ALREADY_CREATED;
}
if (hwiPrio > OS_HWI_PRIO_LOWEST) {
return OS_ERRNO_HWI_PRIO_INVALID;
}
intSave = LOS_IntLock();
#if (OS_HWI_WITH_ARG == 1)
OsSetVector(hwiNum, handler, arg);
#else
OsSetVector(hwiNum, handler);
#endif
NVIC_EnableIRQ((IRQn_Type)hwiNum);
NVIC_SetPriority((IRQn_Type)hwiNum, hwiPrio);
LOS_IntRestore(intSave);
return LOS_OK;
}
/* ****************************************************************************
Function : HalHwiDelete
Description : Delete hardware interrupt
Input : hwiNum --- hwi num to delete
Output : None
Return : LOS_OK on success or error code on failure
**************************************************************************** */
LITE_OS_SEC_TEXT_INIT UINT32 HalHwiDelete(HWI_HANDLE_T hwiNum)
{
UINT32 intSave;
if (hwiNum >= OS_HWI_MAX_NUM) {
return OS_ERRNO_HWI_NUM_INVALID;
}
NVIC_DisableIRQ((IRQn_Type)hwiNum);
intSave = LOS_IntLock();
g_hwiForm[hwiNum + OS_SYS_VECTOR_CNT] = (HWI_PROC_FUNC)HalHwiDefaultHandler;
LOS_IntRestore(intSave);
return LOS_OK;
}
#define FAULT_STATUS_REG_BIT 32
#define USGFAULT (1 << 18)
#define BUSFAULT (1 << 17)
#define MEMFAULT (1 << 16)
#define DIV0FAULT (1 << 4)
#define HARDFAULT_IRQN (-13)
ExcInfo g_excInfo = {0};
UINT8 g_uwExcTbl[FAULT_STATUS_REG_BIT] = {
0, 0, 0, 0, 0, 0, OS_EXC_UF_DIVBYZERO, OS_EXC_UF_UNALIGNED,
0, 0, 0, 0, OS_EXC_UF_NOCP, OS_EXC_UF_INVPC, OS_EXC_UF_INVSTATE, OS_EXC_UF_UNDEFINSTR,
0, 0, 0, OS_EXC_BF_STKERR, OS_EXC_BF_UNSTKERR, OS_EXC_BF_IMPRECISERR, OS_EXC_BF_PRECISERR, OS_EXC_BF_IBUSERR,
0, 0, 0, OS_EXC_MF_MSTKERR, OS_EXC_MF_MUNSTKERR, 0, OS_EXC_MF_DACCVIOL, OS_EXC_MF_IACCVIOL
};
#if (LOSCFG_KERNEL_PRINTF != 0)
UINT32 HalExcNvicDump(UINT32 index, UINT32 *excContent)
{
UINT32 *base = NULL;
UINT32 len = 0, i, j;
#define OS_NR_NVIC_EXC_DUMP_Types 7
UINT32 rgNvicBases[OS_NR_NVIC_EXC_DUMP_Types] = {OS_NVIC_SETENA_BASE, OS_NVIC_SETPEND_BASE,
OS_NVIC_INT_ACT_BASE, OS_NVIC_PRI_BASE, OS_NVIC_EXCPRI_BASE, OS_NVIC_SHCSR, OS_NVIC_INT_CTRL};
UINT32 rgNvicLens[OS_NR_NVIC_EXC_DUMP_Types] = {OS_NVIC_INT_ENABLE_SIZE, OS_NVIC_INT_PEND_SIZE,
OS_NVIC_INT_ACT_SIZE, OS_NVIC_INT_PRI_SIZE, OS_NVIC_EXCPRI_SIZE, OS_NVIC_SHCSR_SIZE, OS_NVIC_INT_CTRL_SIZE};
char strRgEnable[] = "enable";
char strRgPending[] = "pending";
char strRgActive[] = "active";
char strRgPriority[] = "priority";
char strRgException[] = "exception";
char strRgShcsr[] = "shcsr";
char strRgIntCtrl[] = "control";
char *strRgs[] = {strRgEnable, strRgPending, strRgActive, strRgPriority, strRgException, strRgShcsr, strRgIntCtrl};
(VOID)index;
(VOID)excContent;
PRINTK("OS exception NVIC dump: \n");
for (i = 0; i < OS_NR_NVIC_EXC_DUMP_Types; i++) {
base = (UINT32 *)rgNvicBases[i];
len = rgNvicLens[i];
PRINTK("interrupt %s register, base address: 0x%x, size: 0x%x\n", strRgs[i], base, len);
len = (len >> 2);
for (j = 0; j < len; j++) {
PRINTK("0x%x ", *(base + j));
}
PRINTK("\n");
}
return 0;
}
#endif
UINT32 HalExcContextDump(UINT32 index, UINT32 *excContent)
{
(VOID)index;
(VOID)excContent;
PRINTK("OS exception context dump:\n");
PRINTK("Phase = 0x%x\n", g_excInfo.phase);
PRINTK("Type = 0x%x\n", g_excInfo.type);
PRINTK("FaultAddr = 0x%x\n", g_excInfo.faultAddr);
PRINTK("ThrdPid = 0x%x\n", g_excInfo.thrdPid);
PRINTK("R0 = 0x%x\n", g_excInfo.context->uwR0);
PRINTK("R1 = 0x%x\n", g_excInfo.context->uwR1);
PRINTK("R2 = 0x%x\n", g_excInfo.context->uwR2);
PRINTK("R3 = 0x%x\n", g_excInfo.context->uwR3);
PRINTK("R4 = 0x%x\n", g_excInfo.context->uwR4);
PRINTK("R5 = 0x%x\n", g_excInfo.context->uwR5);
PRINTK("R6 = 0x%x\n", g_excInfo.context->uwR6);
PRINTK("R7 = 0x%x\n", g_excInfo.context->uwR7);
PRINTK("R8 = 0x%x\n", g_excInfo.context->uwR8);
PRINTK("R9 = 0x%x\n", g_excInfo.context->uwR9);
PRINTK("R10 = 0x%x\n", g_excInfo.context->uwR10);
PRINTK("R11 = 0x%x\n", g_excInfo.context->uwR11);
PRINTK("R12 = 0x%x\n", g_excInfo.context->uwR12);
PRINTK("PriMask = 0x%x\n", g_excInfo.context->uwPriMask);
PRINTK("SP = 0x%x\n", g_excInfo.context->uwSP);
PRINTK("LR = 0x%x\n", g_excInfo.context->uwLR);
PRINTK("PC = 0x%x\n", g_excInfo.context->uwPC);
PRINTK("xPSR = 0x%x\n", g_excInfo.context->uwxPSR);
return 0;
}
LITE_OS_SEC_TEXT_INIT VOID HalExcHandleEntry(UINT32 excType, UINT32 faultAddr, UINT32 pid, EXC_CONTEXT_S *excBufAddr)
{
UINT16 tmpFlag = (excType >> 16) & OS_NULL_SHORT;
g_intCount++;
g_excInfo.nestCnt++;
g_excInfo.type = excType & OS_NULL_SHORT;
if (tmpFlag & OS_EXC_FLAG_FAULTADDR_VALID) {
g_excInfo.faultAddr = faultAddr;
} else {
g_excInfo.faultAddr = OS_EXC_IMPRECISE_ACCESS_ADDR;
}
if (g_losTask.runTask != NULL) {
if (tmpFlag & OS_EXC_FLAG_IN_HWI) {
g_excInfo.phase = OS_EXC_IN_HWI;
g_excInfo.thrdPid = pid;
} else {
g_excInfo.phase = OS_EXC_IN_TASK;
g_excInfo.thrdPid = g_losTask.runTask->taskID;
}
} else {
g_excInfo.phase = OS_EXC_IN_INIT;
g_excInfo.thrdPid = OS_NULL_INT;
}
if (excType & OS_EXC_FLAG_NO_FLOAT) {
g_excInfo.context = (EXC_CONTEXT_S *)((CHAR *)excBufAddr - LOS_OFF_SET_OF(EXC_CONTEXT_S, uwR4));
} else {
g_excInfo.context = excBufAddr;
}
OsDoExcHook(EXC_INTERRUPT);
HalSysExit();
}
/* ****************************************************************************
Function : HalHwiInit
Description : initialization of the hardware interrupt
Input : None
Output : None
Return : None
**************************************************************************** */
LITE_OS_SEC_TEXT_INIT VOID HalHwiInit()
{
#if (LOSCFG_USE_SYSTEM_DEFINED_INTERRUPT == 1)
UINT32 index;
g_hwiForm[0] = 0; /* [0] Top of Stack */
g_hwiForm[1] = Reset_Handler; /* [1] reset */
for (index = 2; index < OS_VECTOR_CNT; index++) {
g_hwiForm[index] = (HWI_PROC_FUNC)HalHwiDefaultHandler;
}
/* Exception handler register */
g_hwiForm[NonMaskableInt_IRQn + OS_SYS_VECTOR_CNT] = HalExcNMI;
g_hwiForm[HARDFAULT_IRQN + OS_SYS_VECTOR_CNT] = HalExcHardFault;
g_hwiForm[MemoryManagement_IRQn + OS_SYS_VECTOR_CNT] = HalExcMemFault;
g_hwiForm[BusFault_IRQn + OS_SYS_VECTOR_CNT] = HalExcBusFault;
g_hwiForm[UsageFault_IRQn + OS_SYS_VECTOR_CNT] = HalExcUsageFault;
g_hwiForm[SVCall_IRQn + OS_SYS_VECTOR_CNT] = HalExcSvcCall;
g_hwiForm[PendSV_IRQn + OS_SYS_VECTOR_CNT] = HalPendSV;
g_hwiForm[SysTick_IRQn + OS_SYS_VECTOR_CNT] = SysTick_Handler;
/* Interrupt vector table location */
SCB->VTOR = (UINT32)(UINTPTR)g_hwiForm;
#endif
#if (__CORTEX_M >= 0x03U) /* only for Cortex-M3 and above */
NVIC_SetPriorityGrouping(OS_NVIC_AIRCR_PRIGROUP);
#endif
/* Enable USGFAULT, BUSFAULT, MEMFAULT */
*(volatile UINT32 *)OS_NVIC_SHCSR |= (USGFAULT | BUSFAULT | MEMFAULT);
/* Enable DIV 0 and unaligned exception */
*(volatile UINT32 *)OS_NVIC_CCR |= DIV0FAULT;
return;
}
#ifdef __cplusplus
#if __cplusplus
}
#endif /* __cplusplus */
#endif /* __cplusplus */

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kernel/arch/arm/cortex-m7/iar/los_mpu.c Normal file
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/*
* Copyright (c) 2013-2019, Huawei Technologies Co., Ltd. All rights reserved.
* Copyright (c) 2020, Huawei Device Co., Ltd. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* 3. Neither the name of the copyright holder nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific prior written
* permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "los_mpu.h"
#include "los_config.h"
#include "los_context.h"
#ifdef __cplusplus
#if __cplusplus
extern "C" {
#endif /* __cpluscplus */
#endif /* __cpluscplus */
#define SIZE_4G_BYTE 0x100000000
#define MPU_MAX_REGION_NUM 16
typedef enum {
MPU_AP_FORBID_USER_FORBID = 0x0, /* Privileged:No access Unprivileged:No access */
MPU_AP_RW_USER_FORBID = 0x1, /* Privileged:Read/Write Unprivileged:No access */
MPU_AP_RW_USER_RO = 0x2, /* Privileged:Read/Write Unprivileged:Read-only */
MPU_AP_RW_USER_RW = 0x3, /* Privileged:Read/Write Unprivileged:Read/Write */
MPU_AP_NA_USER_NA = 0x4, /* Privileged:UNPREDICTABLE Unprivileged:UNPREDICTABLE */
MPU_AP_RO_USER_FORBID = 0x5, /* Privileged:Read-only Unprivileged:No access */
MPU_AP_RO_USER_RO = 0x6, /* Privileged:Read-only Unprivileged:Read-only */
} MpuApConfig;
VOID HalMpuEnable(UINT32 defaultRegionEnable)
{
UINTPTR intSave = HalIntLock();
MPU->CTRL = (MPU_CTRL_ENABLE_Msk | ((defaultRegionEnable << MPU_CTRL_PRIVDEFENA_Pos) & MPU_CTRL_PRIVDEFENA_Msk));
SCB->SHCSR |= SCB_SHCSR_MEMFAULTENA_Msk;
__DSB();
__ISB();
HalIntRestore(intSave);
}
VOID HalMpuDisable(VOID)
{
UINTPTR intSave = HalIntLock();
MPU->CTRL = 0;
__DSB();
__ISB();
HalIntRestore(intSave);
}
STATIC VOID HalMpuRASRAddMemAttr(MPU_CFG_PARA *para, UINT32 *RASR)
{
BOOL cachable = 0;
BOOL buffable = 0;
switch (para->memType) {
case MPU_MEM_ON_CHIP_ROM:
case MPU_MEM_ON_CHIP_RAM:
cachable = 1;
buffable = 0;
break;
case MPU_MEM_XIP_PSRAM:
cachable = 1;
buffable = 1;
break;
case MPU_MEM_XIP_NOR_FLASH:
cachable = 0;
buffable = 1;
break;
default:
break;
}
(*RASR) |= ((cachable << MPU_RASR_C_Pos) | (buffable << MPU_RASR_B_Pos));
}
STATIC UINT32 HalMpuEncodeSize(UINT64 size)
{
UINT32 encodeSize = 0;
if (size > SIZE_4G_BYTE) {
return 0;
}
if ((size & 0x1F) != 0) { /* size sould aligned to 32 byte at least. */
return 0;
}
size = (size >> 2);
while (size != 0) {
if (((size & 1) != 0) && ((size & 0xFFFFFFFE) != 0)) { /* size != 2^x (5 <= x <= 32) 128B - 4GB */
return 0;
}
size = (size >> 1);
encodeSize++;
}
return encodeSize;
}
STATIC UINT32 HalMpuEncodeAP(MpuAccessPermission permission)
{
UINT32 ap;
switch (permission) {
case MPU_RW_BY_PRIVILEGED_ONLY:
ap = MPU_AP_RW_USER_FORBID;
break;
case MPU_RW_ANY:
ap = MPU_AP_RW_USER_RW;
break;
case MPU_RO_BY_PRIVILEGED_ONLY:
ap = MPU_AP_RO_USER_FORBID;
break;
case MPU_RO_ANY:
ap = MPU_AP_RO_USER_RO;
break;
default:
ap = MPU_AP_RW_USER_RW;
break;
}
return ap;
}
STATIC UINT32 HalMpuGetRASR(UINT32 encodeSize, MPU_CFG_PARA *para)
{
UINT32 RASR;
UINT32 ap;
ap = HalMpuEncodeAP(para->permission);
RASR = MPU_RASR_ENABLE_Msk;
RASR |= ((encodeSize << MPU_RASR_SIZE_Pos) & MPU_RASR_SIZE_Msk);
RASR |= ((ap << MPU_RASR_AP_Pos) & MPU_RASR_AP_Msk) | ((para->executable << MPU_RASR_XN_Pos) & MPU_RASR_XN_Msk) |
((para->shareability << MPU_RASR_S_Pos) & MPU_RASR_S_Msk);
HalMpuRASRAddMemAttr(para, &RASR);
return RASR;
}
UINT32 HalMpuSetRegion(UINT32 regionId, MPU_CFG_PARA *para)
{
UINT32 RASR;
UINT32 RBAR;
UINT32 RNR;
UINT32 encodeSize;
UINTPTR intSave;
UINT64 size;
if ((regionId >= MPU_MAX_REGION_NUM)||(para == NULL)) {
return LOS_NOK;
}
RNR = regionId;
encodeSize = HalMpuEncodeSize(para->size);
if (encodeSize == 0) {
return LOS_NOK;
}
size = para->size - 1; /* size aligned after encode check */
if ((para->baseAddr & size) != 0) { /* base addr should aligned to region size */
return LOS_NOK;
}
RBAR = para->baseAddr & MPU_RBAR_ADDR_Msk;
RASR = HalMpuGetRASR(encodeSize, para);
intSave = HalIntLock();
MPU->RNR = RNR;
MPU->RBAR = RBAR;
MPU->RASR = RASR;
__DSB();
__ISB();
HalIntRestore(intSave);
return LOS_OK;
}
UINT32 HalMpuDisableRegion(UINT32 regionId)
{
volatile UINT32 type;
UINTPTR intSave;
if (regionId >= MPU_MAX_REGION_NUM) {
return LOS_NOK;
}
intSave = HalIntLock();
type = MPU->TYPE;
if ((MPU_TYPE_DREGION_Msk & type) != 0) {
MPU->RNR = regionId;
MPU->RASR = 0;
__DSB();
__ISB();
}
HalIntRestore(intSave);
return LOS_OK;
}
#ifdef __cplusplus
#if __cplusplus
}
#endif /* __cpluscplus */
#endif /* __cpluscplus */

258
kernel/arch/arm/cortex-m7/iar/los_timer.c Normal file
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/*
* Copyright (c) 2013-2019, Huawei Technologies Co., Ltd. All rights reserved.
* Copyright (c) 2020, Huawei Device Co., Ltd. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* 3. Neither the name of the copyright holder nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific prior written
* permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "los_config.h"
#include "los_tick.h"
#include "los_arch_interrupt.h"
#include "los_timer.h"
#include "los_context.h"
#ifdef __cplusplus
#if __cplusplus
extern "C" {
#endif /* __cpluscplus */
#endif /* __cpluscplus */
/* ****************************************************************************
Function : HalTickStart
Description : Configure Tick Interrupt Start
Input : none
output : none
return : LOS_OK - Success , or LOS_ERRNO_TICK_CFG_INVALID - failed
**************************************************************************** */
WEAK UINT32 HalTickStart(OS_TICK_HANDLER *handler)
{
UINT32 ret;
if ((OS_SYS_CLOCK == 0) ||
(LOSCFG_BASE_CORE_TICK_PER_SECOND == 0) ||
(LOSCFG_BASE_CORE_TICK_PER_SECOND > OS_SYS_CLOCK)) {
return LOS_ERRNO_TICK_CFG_INVALID;
}
#if (LOSCFG_USE_SYSTEM_DEFINED_INTERRUPT == 1)
#if (OS_HWI_WITH_ARG == 1)
OsSetVector(SysTick_IRQn, (HWI_PROC_FUNC)handler, NULL);
#else
OsSetVector(SysTick_IRQn, (HWI_PROC_FUNC)handler);
#endif
#endif
g_cyclesPerTick = OS_SYS_CLOCK / LOSCFG_BASE_CORE_TICK_PER_SECOND;
g_ullTickCount = 0;
ret = SysTick_Config(g_cyclesPerTick);
if (ret == 1) {
return LOS_ERRNO_TICK_PER_SEC_TOO_SMALL;
}
return LOS_OK;
}
VOID HalSysTickReload(UINT32 cyclesPerTick)
{
SysTick->CTRL &= ~SysTick_CTRL_ENABLE_Msk;
NVIC_ClearPendingIRQ(SysTick_IRQn);
SysTick->LOAD = (UINT32)(cyclesPerTick - 1UL); /* set reload register */
SysTick->VAL = 0UL; /* Load the SysTick Counter Value */
SysTick->CTRL |= SysTick_CTRL_ENABLE_Msk;
}
/* ****************************************************************************
Function : HalSysTickCurrCycleGet
Description : Get System cycle count
Input : none
output : none
return : hwCycle --- the system cycle count
**************************************************************************** */
LITE_OS_SEC_TEXT_MINOR UINT32 HalSysTickCurrCycleGet(VOID)
{
UINT32 hwCycle;
UINTPTR intSave;
intSave = LOS_IntLock();
hwCycle = SysTick->VAL;
/* tick has come, but may interrupt environment, not counting the Tick interrupt response, to do +1 */
if ((SCB->ICSR & TICK_CHECK) != 0) {
hwCycle = SysTick->VAL;
hwCycle += g_cyclesPerTick;
}
LOS_IntRestore(intSave);
return hwCycle;
}
/* ****************************************************************************
Function : HalGetCpuCycle
Description : Get System cycle count
Input : none
output : cntHi --- CpuTick High 4 byte
cntLo --- CpuTick Low 4 byte
return : none
**************************************************************************** */
LITE_OS_SEC_TEXT_MINOR VOID HalGetCpuCycle(UINT32 *cntHi, UINT32 *cntLo)
{
UINT64 swTick;
UINT64 cycle;
UINT32 hwCycle;
UINTPTR intSave;
intSave = LOS_IntLock();
swTick = g_ullTickCount;
hwCycle = SysTick->VAL;
/* tick has come, but may interrupt environment, not counting the Tick interrupt response, to do +1 */
if ((SCB->ICSR & TICK_CHECK) != 0) {
hwCycle = SysTick->VAL;
swTick++;
}
cycle = (((swTick) * g_cyclesPerTick) + (g_cyclesPerTick - hwCycle));
*cntHi = cycle >> SHIFT_32_BIT;
*cntLo = cycle & CYCLE_CHECK;
LOS_IntRestore(intSave);
return;
}
/* ****************************************************************************
Function : HalGetSystickCycle
Description : Get Sys tick cycle count
Input : none
output : cntHi --- SysTick count High 4 byte
cntLo --- SysTick count Low 4 byte
return : none
**************************************************************************** */
LITE_OS_SEC_TEXT_MINOR VOID HalGetSystickCycle(UINT32 *cntHi, UINT32 *cntLo)
{
UINT64 swTick;
UINT64 cycle;
UINT32 hwCycle;
UINTPTR intSave;
UINT32 systickLoad;
UINT32 systickCur;
intSave = LOS_IntLock();
swTick = g_ullTickCount;
systickLoad = SysTick->LOAD;
systickCur = SysTick->VAL;
if (systickLoad < systickCur) {
LOS_IntRestore(intSave);
return;
}
hwCycle = systickLoad - systickCur;
/* tick has come, but may interrupt environment, not counting the Tick interrupt response, to do +1 */
if ((SCB->ICSR & TICK_CHECK) != 0) {
hwCycle = systickLoad - systickCur;
swTick++;
}
cycle = hwCycle + swTick * systickLoad;
*cntHi = cycle >> SHIFT_32_BIT;
*cntLo = cycle & CYCLE_CHECK;
LOS_IntRestore(intSave);
return;
}
static BOOL g_sysSleepFlag = FALSE;
VOID HalTickLock(VOID)
{
SysTick->CTRL &= ~SysTick_CTRL_ENABLE_Msk;
}
VOID HalTickUnlock(VOID)
{
SysTick->CTRL |= SysTick_CTRL_ENABLE_Msk;
}
BOOL HalGetSysSleepFlag(VOID)
{
return g_sysSleepFlag;
}
VOID HalClearSysSleepFlag(VOID)
{
g_sysSleepFlag = FALSE;
}
VOID HalEnterSleep(LOS_SysSleepEnum sleep)
{
__DSB();
__WFI();
__ISB();
}
WEAK VOID HalDelay(UINT32 ticks)
{
}
WEAK UINT64 HalGetExpandTick(VOID)
{
return LOS_OK;
}
WEAK INT32 HalGetRtcTime(UINT64 *usec)
{
return LOS_OK;
}
WEAK INT32 HalGetRtcTimeZone(INT32 *timeZone)
{
return LOS_OK;
}
WEAK INT32 HalSetRtcTime(UINT64 utcTime, UINT64 *usec)
{
return LOS_OK;
}
WEAK INT32 HalSetRtcTimeZone(INT32 timeZone)
{
return LOS_OK;
}
#ifdef __cplusplus
#if __cplusplus
}
#endif /* __cpluscplus */
#endif /* __cpluscplus */

5
kernel/arch/include/los_arch.h Normal file → Executable file
View File

@ -46,6 +46,11 @@ VOID HalArchInit();
void HalBackTrace();
#define LOS_BackTrace HalBackTrace
#if (LOSCFG_MEM_LEAKCHECK == 1)
VOID HalRecordLR(UINTPTR *LR, UINT32 LRSize, UINT32 jumpCount,
UINTPTR stackStart, UINTPTR stackEnd);
#endif
#ifdef __cplusplus
#if __cplusplus
}

13
kernel/arch/include/los_interrupt.h Normal file → Executable file
View File

@ -56,18 +56,6 @@ typedef UINT16 HWI_MODE_T;
typedef UINT32 HWI_ARG_T;
typedef enum {
OS_EXC_TYPE_CONTEXT = 0,
OS_EXC_TYPE_TSK = 1,
OS_EXC_TYPE_QUE = 2,
OS_EXC_TYPE_NVIC = 3,
OS_EXC_TYPE_TSK_SWITCH = 4,
OS_EXC_TYPE_MEM = 5,
OS_EXC_TYPE_MAX = 6
} ExcInfoType;
typedef UINT32 (*EXC_INFO_SAVE_CALLBACK)(UINT32, VOID*);
#if (OS_HWI_WITH_ARG == 1)
typedef VOID (*HWI_PROC_FUNC)(VOID *parm);
typedef struct {
@ -84,7 +72,6 @@ UINT32 HalIsIntAcvive(VOID);
#define OS_INT_ACTIVE (HalIsIntAcvive())
#define OS_INT_INACTIVE (!(OS_INT_ACTIVE))
VOID HalExcRegister(ExcInfoType type, EXC_INFO_SAVE_CALLBACK func, VOID *arg);
/* *
* @ingroup los_hwi
* @brief Delete hardware interrupt.

93
kernel/arch/include/los_mpu.h Normal file
View File

@ -0,0 +1,93 @@
/*
* Copyright (c) 2013-2019, Huawei Technologies Co., Ltd. All rights reserved.
* Copyright (c) 2020, Huawei Device Co., Ltd. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* 3. Neither the name of the copyright holder nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific prior written
* permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
/**
* @defgroup memory protection
* @ingroup kernel
*/
#ifndef _LOS_MPU_H
#define _LOS_MPU_H
#include "los_compiler.h"
#ifdef __cplusplus
#if __cplusplus
extern "C" {
#endif /* __cplusplus */
#endif /* __cplusplus */
typedef enum {
MPU_RW_BY_PRIVILEGED_ONLY = 0,
MPU_RW_ANY = 1,
MPU_RO_BY_PRIVILEGED_ONLY = 2,
MPU_RO_ANY = 3,
} MpuAccessPermission;
typedef enum {
MPU_EXECUTABLE = 0,
MPU_NON_EXECUTABLE = 1,
} MpuExecutable;
typedef enum {
MPU_NO_SHARE = 0,
MPU_SHARE = 1,
} MpuShareability;
typedef enum {
MPU_MEM_ON_CHIP_ROM = 0,
MPU_MEM_ON_CHIP_RAM = 1,
MPU_MEM_XIP_PSRAM = 2,
MPU_MEM_XIP_NOR_FLASH = 3,
MPU_MEM_SHARE_MEM = 4,
} MpuMemType;
typedef struct {
UINT32 baseAddr;
UINT64 size; /* armv7 size == 2^x (5 <= x <= 32) 128B - 4GB */
MpuAccessPermission permission;
MpuExecutable executable;
MpuShareability shareability;
MpuMemType memType;
} MPU_CFG_PARA;
VOID HalMpuEnable(UINT32 defaultRegionEnable);
VOID HalMpuDisable();
UINT32 HalMpuSetRegion(UINT32 regionId, MPU_CFG_PARA *para);
UINT32 HalMpuDisableRegion(UINT32 regionId);
#ifdef __cplusplus
#if __cplusplus
}
#endif /* __cplusplus */
#endif /* __cplusplus */
#endif /* _LOS_MPU_H */

40
kernel/arch/include/los_timer.h Normal file → Executable file
View File

@ -28,6 +28,18 @@
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef LOS_TIMER_H
#define LOS_TIMER_H
#include "los_compiler.h"
#ifdef __cplusplus
#if __cplusplus
extern "C" {
#endif /* __cplusplus */
#endif /* __cplusplus */
#define TICK_CHECK 0x4000000
#define CYCLE_CHECK 0xFFFFFFFFU
#define SHIFT_32_BIT 32
@ -38,7 +50,7 @@
#define RTC_WAKEUPCLOCK_RTCCLK 32768
#define RTC_WAKEUPCLOCK_RTCCLK_DIV 16
#define RTC_CALIBRATE_SLEEP_TIME 8
#define MACHINE_CYCLE_DEALAY_TIMES 4000
#define MACHINE_CYCLE_DEALAY_TIMES (LOSCFG_BASE_CORE_TICK_PER_SECOND << 2)
typedef enum {
OS_SYS_NORMAL_SLEEP = 0,
@ -51,11 +63,21 @@ VOID HalTickUnlock(VOID);
BOOL HalGetSysSleepFlag(VOID);
VOID HalClearSysSleepFlag(VOID);
VOID HalClearSysSleepFlag(VOID);
VOID HalEnterSleep(LOS_SysSleepEnum sleep);
VOID HalDelay(UINT32 ticks);
UINT64 HalGetExpandTick(VOID);
INT32 HalGetRtcTime(UINT64 *usec);
INT32 HalGetRtcTimeZone(INT32 *timeZone);
INT32 HalSetRtcTime(UINT64 utcTime, UINT64 *usec);
INT32 HalSetRtcTimeZone(INT32 timeZone);
/**
* @ingroup los_timer
@ -79,7 +101,6 @@ VOID HalEnterSleep(LOS_SysSleepEnum sleep);
* @see
*/
#if (LOSCFG_KERNEL_TICKLESS == YES)
/**
* @ingroup los_hwi
* @brief reconfig systick, and clear SysTick_IRQn.
@ -98,10 +119,9 @@ VOID HalEnterSleep(LOS_SysSleepEnum sleep);
* @retval None.
* @par Dependency:
* <ul><li>los_hwi.h: the header file that contains the API declaration.</li></ul>
* @see LOS_IntRestore
* @see None
*/
extern VOID HalSysTickReload(UINT32 cyclesPerTick);
#endif
/**
* @ingroup los_hwi
@ -191,3 +211,11 @@ extern VOID HalTicklessEnable(VOID);
* @see LOS_TicklessEnable
*/
extern VOID HalTicklessDisable(VOID);
#ifdef __cplusplus
#if __cplusplus
}
#endif /* __cplusplus */
#endif /* __cplusplus */
#endif

11
kernel/arch/risc-v/los_arch_interrupt.h Normal file → Executable file
View File

@ -67,17 +67,6 @@ typedef struct {
LosExcContext *context;
} LosExcInfo;
typedef UINT32 (*EXC_INFO_SAVE_CALLBACK)(UINT32, VOID*);
typedef struct {
ExcInfoType uwType;
UINT32 uwValid;
EXC_INFO_SAVE_CALLBACK pFnExcInfoCb;
VOID* pArg;
} ExcInfoArray;
#define MAX_EXC_MEM_SIZE 0
/**
* @ingroup los_hwi
* Highest priority of a hardware interrupt.

24
kernel/arch/risc-v/los_exc.S
View File

@ -74,18 +74,18 @@
.endm
.macro PUSH_CALLEE_REG
SREG s11, 9 * REGBYTES(sp)
SREG s10, 10 * REGBYTES(sp)
SREG s9, 11 * REGBYTES(sp)
SREG s8, 12 * REGBYTES(sp)
SREG s7, 13 * REGBYTES(sp)
SREG s6, 14 * REGBYTES(sp)
SREG s5, 15 * REGBYTES(sp)
SREG s4, 26 * REGBYTES(sp)
SREG s3, 27 * REGBYTES(sp)
SREG s2, 28 * REGBYTES(sp)
SREG s1, 29 * REGBYTES(sp)
SREG s0, 30 * REGBYTES(sp)
SREG s11, 9 * REGBYTES(sp)
SREG s10, 10 * REGBYTES(sp)
SREG s9, 11 * REGBYTES(sp)
SREG s8, 12 * REGBYTES(sp)
SREG s7, 13 * REGBYTES(sp)
SREG s6, 14 * REGBYTES(sp)
SREG s5, 15 * REGBYTES(sp)
SREG s4, 26 * REGBYTES(sp)
SREG s3, 27 * REGBYTES(sp)
SREG s2, 28 * REGBYTES(sp)
SREG s1, 29 * REGBYTES(sp)
SREG s0, 30 * REGBYTES(sp)
.endm
.macro POP_ALL_REG

29
kernel/arch/risc-v/los_interrupt.c Normal file → Executable file
View File

@ -44,8 +44,6 @@ extern "C" {
#endif /* __cplusplus */
#endif /* __cplusplus */
static ExcInfoArray g_excArray[OS_EXC_TYPE_MAX];
LosExcInfo g_excInfo;
#define RISCV_EXC_TYPE_NUM 16
#define RISCV_EXC_LOAD_MISALIGNED 4
@ -344,7 +342,7 @@ STATIC VOID ExcInfoDisplay(const LosExcContext *excBufAddr)
PRINTK("taskName = %s\n\r", g_losTask.runTask->taskName);
PRINTK("taskID = %u\n\r", g_losTask.runTask->taskID);
PRINTK("system mem addr:0x%x\n\r", (UINTPTR)OS_SYS_MEM_ADDR);
PRINTK("system mem addr:0x%x\n\r", (UINTPTR)LOSCFG_SYS_HEAP_ADDR);
ExcInfoDisplayContext(&g_excInfo);
}
@ -361,7 +359,7 @@ VOID HalExcEntry(const LosExcContext *excBufAddr)
g_excInfo.type = excBufAddr->mcause & 0x1FF;
g_excInfo.context = (LosExcContext *)excBufAddr;
if (g_excInfo.nestCnt > 2) {
if (g_excInfo.nestCnt > 2) { /* 2: Number of layers of exception nesting */
PRINTK("hard faule!\n\r");
goto SYSTEM_DEATH;
}
@ -381,24 +379,11 @@ VOID HalExcEntry(const LosExcContext *excBufAddr)
DisplayTaskInfo();
SYSTEM_DEATH:
OsDoExcHook(EXC_INTERRUPT);
while (1) {
}
}
VOID HalExcRegister(ExcInfoType type, EXC_INFO_SAVE_CALLBACK func, VOID *arg)
{
ExcInfoArray *excInfo = NULL;
if ((type >= OS_EXC_TYPE_MAX) || (func == NULL)) {
PRINT_ERR("HalExcRegister ERROR!\n");
return;
}
excInfo = &(g_excArray[type]);
excInfo->uwType = type;
excInfo->pFnExcInfoCb = func;
excInfo->pArg = arg;
excInfo->uwValid = TRUE;
}
LITE_OS_SEC_TEXT VOID HalTaskBackTrace(UINT32 taskID)
{
LosTaskCB *taskCB = NULL;
@ -435,11 +420,19 @@ LITE_OS_SEC_TEXT VOID HalBackTrace(VOID)
BackTrace(fp);
}
#if (LOSCFG_MEM_LEAKCHECK == 1)
VOID HalRecordLR(UINTPTR *LR, UINT32 LRSize, UINT32 jumpCount,
UINTPTR stackStart, UINTPTR stackEnd)
{
}
#endif
/* stack protector */
UINT32 __stack_chk_guard = 0xd00a0dff;
VOID __stack_chk_fail(VOID)
{
OsDoExcHook(EXC_STACKOVERFLOW);
/* __builtin_return_address is a builtin function, building in gcc */
LOS_Panic("stack-protector: Kernel stack is corrupted in: %p\n",
__builtin_return_address(0));

33
kernel/arch/risc-v/los_timer.c Normal file → Executable file
View File

@ -33,6 +33,7 @@
#include "los_config.h"
#include "los_arch_interrupt.h"
#include "riscv_hal.h"
#include "los_timer.h"
#ifdef __cplusplus
#if __cplusplus
@ -42,7 +43,7 @@ extern "C" {
#define NS_PER_SECOND 1000000000.0
LITE_OS_SEC_TEXT_INIT UINT32 HalTickStart(OS_TICK_HANDLER handler)
WEAK UINT32 HalTickStart(OS_TICK_HANDLER handler)
{
g_sysClock = OS_SYS_CLOCK;
g_cyclesPerTick = g_sysClock / LOSCFG_BASE_CORE_TICK_PER_SECOND;
@ -66,6 +67,36 @@ LITE_OS_SEC_TEXT_MINOR VOID HalGetCpuCycle(UINT32 *cntHi, UINT32 *cntLo)
return;
}
WEAK VOID HalDelay(UINT32 ticks)
{
}
WEAK UINT64 HalGetExpandTick(VOID)
{
return LOS_OK;
}
WEAK INT32 HalGetRtcTime(UINT64 *usec)
{
return LOS_OK;
}
WEAK INT32 HalGetRtcTimeZone(INT32 *timeZone)
{
return LOS_OK;
}
WEAK INT32 HalSetRtcTime(UINT64 utcTime, UINT64 *usec)
{
return LOS_OK;
}
WEAK INT32 HalSetRtcTimeZone(INT32 timeZone)
{
return LOS_OK;
}
#ifdef __cplusplus
#if __cplusplus
}

86
kernel/include/los_config.h Normal file → Executable file
View File

@ -120,7 +120,7 @@ extern "C" {
* If LOSCFG_USE_SYSTEM_DEFINED_INTERRUPT is set to 0, vector base address will not be
* modified by system. In arm, it should be noted that PendSV_Handler and SysTick_Handler should
* be redefined to HalPendSV and OsTickHandler respectly in this case, because system depends on
* these interrupt handlers to run normally. What's more, LOS_HwiCreate will not register handlers.
* these interrupt handlers to run normally. What's more, LOS_HwiCreate will not register handler.
*/
#ifndef LOSCFG_USE_SYSTEM_DEFINED_INTERRUPT
#define LOSCFG_USE_SYSTEM_DEFINED_INTERRUPT 1
@ -348,14 +348,6 @@ extern "C" {
#endif
#endif
/**
* @ingroup los_config
* Max number of software timers ID
*/
#ifndef OS_SWTMR_MAX_TIMERID
#define OS_SWTMR_MAX_TIMERID ((65535 / LOSCFG_BASE_CORE_SWTMR_LIMIT) * LOSCFG_BASE_CORE_SWTMR_LIMIT)
#endif
/**
* @ingroup los_config
* Maximum size of a software timer queue
@ -382,12 +374,20 @@ extern "C" {
============================================================================= */
extern UINT8 *m_aucSysMem0;
/**
* @ingroup los_config
* Configure whether the kernel uses external heap memory
*/
#ifndef LOSCFG_SYS_EXTERNAL_HEAP
#define LOSCFG_SYS_EXTERNAL_HEAP 0
#endif
/**
* @ingroup los_config
* Starting address of the memory
*/
#ifndef OS_SYS_MEM_ADDR
#define OS_SYS_MEM_ADDR (&m_aucSysMem0[0])
#ifndef LOSCFG_SYS_HEAP_ADDR
#define LOSCFG_SYS_HEAP_ADDR (&m_aucSysMem0[0])
#endif
/**
@ -395,25 +395,15 @@ extern UINT8 *m_aucSysMem0;
* Starting address of the task stack
*/
#ifndef OS_TASK_STACK_ADDR
#define OS_TASK_STACK_ADDR OS_SYS_MEM_ADDR
#define OS_TASK_STACK_ADDR LOSCFG_SYS_HEAP_ADDR
#endif
/**
* @ingroup los_config
* Ending address of the memory
*/
extern UINT32 g_sysMemAddrEnd;
/**
* @ingroup los_config
* Memory size
*/
#ifndef OS_SYS_MEM_SIZE
#define OS_SYS_MEM_SIZE 0x10000UL
#endif
#ifndef LOSCFG_MEMORY_BESTFIT
#define LOSCFG_MEMORY_BESTFIT 1
#ifndef LOSCFG_SYS_HEAP_SIZE
#define LOSCFG_SYS_HEAP_SIZE 0x10000UL
#endif
/**
@ -424,6 +414,14 @@ extern UINT32 g_sysMemAddrEnd;
#define LOSCFG_MEM_MUL_POOL 1
#endif
/**
* @ingroup los_config
* Configuration module tailoring of memory released by task id
*/
#ifndef LOSCFG_MEM_FREE_BY_TASKID
#define LOSCFG_MEM_FREE_BY_TASKID 0
#endif
/**
* @ingroup los_config
* Configuration module tailoring of mem node integrity checking
@ -434,18 +432,26 @@ extern UINT32 g_sysMemAddrEnd;
/**
* @ingroup los_config
* Configuration module tailoring of mem node size checking
* Configuration memory leak detection
*/
#ifndef LOSCFG_BASE_MEM_NODE_SIZE_CHECK
#define LOSCFG_BASE_MEM_NODE_SIZE_CHECK 0
#ifndef LOSCFG_MEM_LEAKCHECK
#define LOSCFG_MEM_LEAKCHECK 0
#endif
/**
* @ingroup los_config
* Configuration of memory statistics
* Configuration memory leak recorded num
*/
#ifndef LOSCFG_KERNEL_MEM_STATISTICS
#define LOSCFG_KERNEL_MEM_STATISTICS 0
#ifndef LOSCFG_MEM_LEAKCHECK_RECORD_MAX_NUM
#define LOSCFG_MEM_LEAKCHECK_RECORD_MAX_NUM 1024
#endif
/**
* @ingroup los_config
* Configuration of memory pool record memory consumption waterline
*/
#ifndef LOSCFG_MEM_WATERLINE
#define LOSCFG_MEM_WATERLINE 1
#endif
/**
@ -456,14 +462,6 @@ extern UINT32 g_sysMemAddrEnd;
#define OS_SYS_MEM_NUM 20
#endif
/**
* @ingroup los_config
* Configuration heap memory peak statistics
*/
#ifndef LOSCFG_HEAP_MEMORY_PEAK_STATISTICS
#define LOSCFG_HEAP_MEMORY_PEAK_STATISTICS 1
#endif
/**
* @ingroup los_config
* Size of unaligned memory
@ -523,7 +521,7 @@ extern UINT32 g_sysMemAddrEnd;
* Configuration CMSIS_OS_VER
*/
#ifndef CMSIS_OS_VER
#define CMSIS_OS_VER 1
#define CMSIS_OS_VER 2
#endif
/* =============================================================================
@ -537,6 +535,16 @@ extern UINT32 g_sysMemAddrEnd;
#define LOSCFG_KERNEL_TRACE 0
#endif
/* =============================================================================
printf configuration
============================================================================= */
/**
* @ingroup los_config
* Configuration liteos printf
*/
#ifndef LOSCFG_KERNEL_PRINTF
#define LOSCFG_KERNEL_PRINTF 1
#endif
#ifdef __cplusplus
#if __cplusplus

154
kernel/include/los_membox.h Normal file → Executable file
View File

@ -29,39 +29,67 @@
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
/**
* @defgroup los_membox Static memory
* @ingroup kernel
*/
#ifndef _LOS_MEMBOX_H
#define _LOS_MEMBOX_H
#if (LOSCFG_PLATFORM_EXC == 1)
#include "los_memory.h"
#endif
#include "los_config.h"
#include "los_debug.h"
#ifdef __cplusplus
#if __cplusplus
extern "C" {
#endif /* __cplusplus */
#endif /* __cplusplus */
#define OS_MEMBOX_NEXT(addr, blkSize) (LOS_MEMBOX_NODE *)(VOID *)((UINT8 *)(addr) + (blkSize))
#define OS_MEMBOX_NODE_HEAD_SIZE sizeof(LOS_MEMBOX_NODE)
#define BOX_ALIGN_8 0x80000000
/* ----------------------------------------------------------------------------
* Global Functions
* --------------------------------------------------------------------------- */
/**
* @ingroup los_membox
* Define whether to check the address validity
* Structure of a free node in a memory pool
*/
#if (LOSCFG_PLATFORM_EXC == 0)
#define LOS_MEMBOX_CHECK
extern UINT8 g_memMang[];
typedef struct tagMEMBOX_NODE {
struct tagMEMBOX_NODE *pstNext; /**< Free node's pointer to the next node in a memory pool */
} LOS_MEMBOX_NODE;
/**
* @ingroup los_membox
* Memory pool information structure
*/
typedef struct LOS_MEMBOX_INFO {
UINT32 uwBlkSize; /**< Block size */
UINT32 uwBlkNum; /**< Block number */
UINT32 uwBlkCnt; /**< The number of allocated blocks */
#if (LOSCFG_PLATFORM_EXC == 1)
struct LOS_MEMBOX_INFO *nextMemBox; /**< Point to the next membox */
#endif
LOS_MEMBOX_NODE stFreeList; /**< Free list */
} LOS_MEMBOX_INFO;
typedef LOS_MEMBOX_INFO OS_MEMBOX_S;
#if (LOSCFG_PLATFORM_EXC == 1)
UINT32 OsMemboxExcInfoGet(UINT32 memNumMax, MemInfoCB *memExcInfo);
#endif
typedef struct tagMemBoxCB {
UINT32 uwMaxBlk;
UINT32 uwBlkCnt;
UINT32 uwBlkSize; /* Memory block size */
}OS_MEMBOX_S;
/**
* @ingroup los_membox
* Memory pool alignment
*/
#define LOS_MEMBOX_ALLIGNED(memAddr) (((UINTPTR)(memAddr) + sizeof(UINTPTR) - 1) & (~(sizeof(UINTPTR) - 1)))
typedef OS_MEMBOX_S *OS_MEMBOX_S_P;
#ifdef LOS_MEMBOX_CHECK
#define LOS_MEMBOX_MAGIC_SIZE 4
#else
#define LOS_MEMBOX_MAGIC_SIZE 0
#endif
/**
* @ingroup los_membox
* Memory pool size
*/
#define LOS_MEMBOX_SIZE(blkSize, blkNum) \
(sizeof(LOS_MEMBOX_INFO) + (LOS_MEMBOX_ALLIGNED((blkSize) + OS_MEMBOX_NODE_HEAD_SIZE) * (blkNum)))
/**
* @ingroup los_membox
@ -73,13 +101,14 @@ typedef OS_MEMBOX_S *OS_MEMBOX_S_P;
* </ul>
* @attention
* <ul>
* <li>The boxSize parameter value should match the following two conditions :</li>
* <li>1) Be less than or equal to the Memory pool size; 2) Be greater than the size of LOS_MEMBOX_INFO.</li>
* <li>The poolSize parameter value should match the following two conditions :
* 1) Be less than or equal to the Memory pool size;
* 2) Be greater than the size of LOS_MEMBOX_INFO.</li>
* </ul>
*
* @param boxMem [IN] Memory pool address.
* @param boxSize [IN] Memory pool size.
* @param blkSize [IN] Memory block size.
* @param pool [IN] Memory pool address.
* @param poolSize [IN] Memory pool size.
* @param blkSize [IN] Memory block size.
*
* @retval #LOS_NOK The memory pool fails to be initialized.
* @retval #LOS_OK The memory pool is successfully initialized.
@ -89,7 +118,7 @@ typedef OS_MEMBOX_S *OS_MEMBOX_S_P;
* </ul>
* @see None.
*/
extern UINT32 LOS_MemboxInit(VOID *boxMem, UINT32 boxSize, UINT32 blkSize);
extern UINT32 LOS_MemboxInit(VOID *pool, UINT32 poolSize, UINT32 blkSize);
/**
* @ingroup los_membox
@ -104,7 +133,7 @@ extern UINT32 LOS_MemboxInit(VOID *boxMem, UINT32 boxSize, UINT32 blkSize);
* <li>The input pool parameter must be initialized via func LOS_MemboxInit.</li>
* </ul>
*
* @param boxMem [IN] Memory pool address.
* @param pool [IN] Memory pool address.
*
* @retval #VOID* The request is accepted, and return a memory block address.
* @retval #NULL The request fails.
@ -114,7 +143,7 @@ extern UINT32 LOS_MemboxInit(VOID *boxMem, UINT32 boxSize, UINT32 blkSize);
* </ul>
* @see LOS_MemboxFree
*/
extern VOID *LOS_MemboxAlloc(VOID *boxMem);
extern VOID *LOS_MemboxAlloc(VOID *pool);
/**
* @ingroup los_membox
@ -127,11 +156,11 @@ extern VOID *LOS_MemboxAlloc(VOID *boxMem);
* @attention
* <ul>
* <li>The input pool parameter must be initialized via func LOS_MemboxInit.</li>
* <li>The input pBox parameter must be allocated by LOS_MemboxAlloc.</li>
* <li>The input box parameter must be allocated by LOS_MemboxAlloc.</li>
* </ul>
*
* @param boxMem [IN] Memory pool address.
* @param box [IN] Memory block address.
* @param pool [IN] Memory pool address.
* @param box [IN] Memory block address.
*
* @retval #LOS_NOK This memory block fails to be freed.
* @retval #LOS_OK This memory block is successfully freed.
@ -141,7 +170,7 @@ extern VOID *LOS_MemboxAlloc(VOID *boxMem);
* </ul>
* @see LOS_MemboxAlloc
*/
extern UINT32 LOS_MemboxFree(const VOID *boxMem, VOID *box);
extern UINT32 LOS_MemboxFree(VOID *pool, VOID *box);
/**
* @ingroup los_membox
@ -154,11 +183,11 @@ extern UINT32 LOS_MemboxFree(const VOID *boxMem, VOID *box);
* @attention
* <ul>
* <li>The input pool parameter must be initialized via func LOS_MemboxInit.</li>
* <li>The input pBox parameter must be allocated by LOS_MemboxAlloc.</li>
* <li>The input box parameter must be allocated by LOS_MemboxAlloc.</li>
* </ul>
*
* @param boxMem [IN] Memory pool address.
* @param box [IN] Memory block address.
* @param pool [IN] Memory pool address.
* @param box [IN] Memory block address.
*
* @retval VOID
* @par Dependency:
@ -167,8 +196,31 @@ extern UINT32 LOS_MemboxFree(const VOID *boxMem, VOID *box);
* </ul>
* @see None.
*/
extern VOID LOS_MemboxClr(const VOID *boxMem, VOID *box);
extern VOID LOS_MemboxClr(VOID *pool, VOID *box);
/**
* @ingroup los_membox
* @brief show membox info.
*
* @par Description:
* <ul>
* <li>This API is used to show the memory pool info.</li>
* </ul>
* @attention
* <ul>
* <li>The input pool parameter must be initialized via func LOS_MemboxInit.</li>
* </ul>
*
* @param pool [IN] Memory pool address.
*
* @retval VOID
* @par Dependency:
* <ul>
* <li>los_membox.h: the header file that contains the API declaration.</li>
* </ul>
* @see None.
*/
extern VOID LOS_ShowBox(VOID *pool);
/**
* @ingroup los_membox
@ -180,8 +232,8 @@ extern VOID LOS_MemboxClr(const VOID *boxMem, VOID *box);
* </ul>
* @attention
* <ul>
* <li>One parameter of this interface is a pointer, it should be a correct value, otherwise, the system may be
* abnormal.</li>
* <li>One parameter of this interface is a pointer, it should be a correct value, otherwise, the system may
* be abnormal.</li>
* </ul>
*
* @param boxMem [IN] Type #VOID* Pointer to the calculate membox.
@ -197,18 +249,10 @@ extern VOID LOS_MemboxClr(const VOID *boxMem, VOID *box);
*/
extern UINT32 LOS_MemboxStatisticsGet(const VOID *boxMem, UINT32 *maxBlk, UINT32 *blkCnt, UINT32 *blkSize);
#define OS_MEMBOX_NEXT(addr, blkSize) (LOS_MEMBOX_NODE *)((UINT8 *)(addr) + (blkSize))
#ifdef __cplusplus
#if __cplusplus
}
#endif /* __cplusplus */
#endif /* __cplusplus */
#ifdef LOS_MEMBOX_CHECK
#define OS_MEMBOX_MAGIC 0xa55a5aa5
#define OS_MEMBOX_SET_MAGIC(addr) (*((UINT32 *)(addr)) = OS_MEMBOX_MAGIC)
#define OS_MEMBOX_CHECK_MAGIC(addr) ((*((UINT32 *)(addr)) == OS_MEMBOX_MAGIC) ? LOS_OK : LOS_NOK)
#else
#define OS_MEMBOX_SET_MAGIC(addr)
#define OS_MEMBOX_CHECK_MAGIC(addr) LOS_OK
#endif
#define OS_MEMBOX_USER_ADDR(addr) ((VOID *)((UINT8 *)(addr) + LOS_MEMBOX_MAGIC_SIZE))
#define OS_MEMBOX_NODE_ADDR(addr) ((LOS_MEMBOX_NODE *)((UINT8 *)(addr) - LOS_MEMBOX_MAGIC_SIZE))
#endif
#endif /* _LOS_MEMBOX_H */

94
kernel/include/los_memory.h Normal file → Executable file
View File

@ -39,6 +39,7 @@
#include "los_config.h"
#include "los_list.h"
#include "los_debug.h"
#ifdef __cplusplus
#if __cplusplus
@ -46,33 +47,53 @@ extern "C" {
#endif /* __cplusplus */
#endif /* __cplusplus */
#ifdef LOSCFG_MEM_LEAKCHECK
/**
* @ingroup los_memory
* The omit layers of function call from call kernel memory interfaces
* such as LOS_MemAlloc/LOS_MemAllocAlign/LOS_MemRealloc/LOS_MemFree.
*/
#define LOS_OMIT_LR_CNT 2
/**
* @ingroup los_memory
* The recored layes of function call.
*/
#define LOS_RECORD_LR_CNT 3
#if (LOSCFG_PLATFORM_EXC == 1)
UINT32 OsMemExcInfoGet(UINT32 memNumMax, MemInfoCB *memExcInfo);
#endif
/**
* @ingroup los_memory
* The memory Maximum memory usage statistics.
* @attention
* <ul> <li>If running as debug mode, it will affect the performance of memory malloc and free.</li>
* <li> OS_MEM_WATERLINE=YES: open the function for Maximum memory usage statistics </li>
* <li> OS_MEM_WATERLINE=NO: close the function for Maximum memory usage statistics, it set to NO as usual </li>
* </ul>
* Starting address of the memory.
*/
#ifdef LOSCFG_MEM_WATERLINE
#define OS_MEM_WATERLINE NO
#define OS_SYS_MEM_ADDR LOSCFG_SYS_HEAP_ADDR
#if (LOSCFG_MEM_LEAKCHECK == 1)
/**
* @ingroup los_memory
* The default is 5, which means that the function call stack is recorded from the kernel interface,</li>
* such as LOS_MemAlloc/LOS_MemAllocAlign/LOS_MemRealloc/LOS_MemFree. If you want to further ignore</li>
* the number of function call layers, you can increase this value appropriately.
*
*/
#define LOS_OMIT_LR_CNT 5
/**
* @ingroup los_memory
* The record number of layers of the function call relationship starting from the number of</li>
* ignored layers(LOS_OMIT_LR_CNT).
*/
#define LOS_RECORD_LR_CNT 3
/**
* @ingroup los_memory
* @brief Print function call stack information of all used nodes.
*
* @par Description:
* <ul>
* <li>This API is used to print function call stack information of all used nodes.</li>
* </ul>
*
* @param pool [IN] Starting address of memory.
*
* @retval none.
* @par Dependency:
* <ul>
* <li>los_memory.h: the header file that contains the API declaration.</li>
* </ul>
* @see None.
*/
extern VOID LOS_MemUsedNodeShow(VOID *pool);
#endif
#if (LOSCFG_MEM_MUL_POOL == 1)
@ -126,7 +147,7 @@ typedef struct {
UINT32 maxFreeNodeSize;
UINT32 usedNodeNum;
UINT32 freeNodeNum;
#if defined(OS_MEM_WATERLINE) && (OS_MEM_WATERLINE == YES)
#if (LOSCFG_MEM_WATERLINE == 1)
UINT32 usageWaterLine;
#endif
} LOS_MEM_POOL_STATUS;
@ -396,6 +417,33 @@ extern UINT32 LOS_MemFreeNodeShow(VOID *pool);
*/
extern UINT32 LOS_MemIntegrityCheck(const VOID *pool);
/**
* @ingroup los_memory
* @brief Enable memory pool to support no internal lock during using interfaces.
*
* @par Description:
* <ul>
* <li>This API is used to enable memory pool to support no internal lock during using interfaces,</li>
* <li>such as LOS_MemAlloc/LOS_MemAllocAlign/LOS_MemRealloc/LOS_MemFree and so on.
* </ul>
* @attention
* <ul>
* <li>The memory pool does not support multi-threaded concurrent application scenarios.
* <li>If you want to use this function, you need to call this interface before the memory
* pool is used, it cannot be called during the trial period.</li>
* </ul>
*
* @param pool [IN] Starting address of memory.
*
* @retval node.
* @par Dependency:
* <ul>
* <li>los_memory.h: the header file that contains the API declaration.</li>
* </ul>
* @see None.
*/
extern VOID LOS_MemUnlockEnable(VOID *pool);
extern UINT32 OsMemSystemInit(VOID);
#ifdef __cplusplus

26
kernel/include/los_swtmr.h Normal file → Executable file
View File

@ -273,7 +273,7 @@ typedef struct tagSwTmrCtrl {
UINT8 ucRouses; /* wake up enable */
UINT8 ucSensitive; /* align enable */
#endif
UINT16 usTimerID; /* Software timer ID */
UINT32 usTimerID; /* Software timer ID */
UINT32 uwCount; /* Times that a software timer works */
UINT32 uwInterval; /* Timeout interval of a periodic software timer */
UINT32 uwArg; /* Parameter passed in when the callback function
@ -293,8 +293,7 @@ typedef struct tagSwTmrCtrl {
* <li>The specific timer must be created first</li>
* </ul>
*
* @param swtmrID [IN] Software timer ID created by LOS_SwtmrCreate. The value of ID should be in
* [0, LOSCFG_BASE_CORE_SWTMR_LIMIT - 1].
* @param swtmrID [IN] Software timer ID created by LOS_SwtmrCreate.
*
* @retval #LOS_ERRNO_SWTMR_ID_INVALID Invalid software timer ID.
* @retval #LOS_ERRNO_SWTMR_NOT_CREATED The software timer is not created.
@ -304,7 +303,7 @@ typedef struct tagSwTmrCtrl {
* <ul><li>los_swtmr.h: the header file that contains the API declaration.</li></ul>
* @see LOS_SwtmrStop | LOS_SwtmrCreate
*/
extern UINT32 LOS_SwtmrStart(UINT16 swtmrID);
extern UINT32 LOS_SwtmrStart(UINT32 swtmrID);
/**
* @ingroup los_swtmr
@ -317,8 +316,7 @@ extern UINT32 LOS_SwtmrStart(UINT16 swtmrID);
* <li>The specific timer should be created and started firstly.</li>
* </ul>
*
* @param swtmrID [IN] Software timer ID created by LOS_SwtmrCreate. The value of ID should be in
* [0, LOSCFG_BASE_CORE_SWTMR_LIMIT - 1].
* @param swtmrID [IN] Software timer ID created by LOS_SwtmrCreate.
*
* @retval #LOS_ERRNO_SWTMR_ID_INVALID Invalid software timer ID.
* @retval #LOS_ERRNO_SWTMR_NOT_CREATED The software timer is not created.
@ -329,7 +327,7 @@ extern UINT32 LOS_SwtmrStart(UINT16 swtmrID);
* <ul><li>los_swtmr.h: the header file that contains the API declaration.</li></ul>
* @see LOS_SwtmrStart | LOS_SwtmrCreate
*/
extern UINT32 LOS_SwtmrStop(UINT16 swtmrID);
extern UINT32 LOS_SwtmrStop(UINT32 swtmrID);
/**
* @ingroup los_swtmr
@ -343,8 +341,7 @@ extern UINT32 LOS_SwtmrStop(UINT16 swtmrID);
* <li>The specific timer should be created and started successfully, error happends otherwise.</li>
* </ul>
*
* @param swtmrID [IN] Software timer ID created by LOS_SwtmrCreate. The value of ID should be in
* [0, LOSCFG_BASE_CORE_SWTMR_LIMIT - 1].
* @param swtmrID [IN] Software timer ID created by LOS_SwtmrCreate.
* @param tick [OUT] Number of remaining Ticks configured on the software timer.
*
* @retval #LOS_ERRNO_SWTMR_ID_INVALID Invalid software timer ID.
@ -356,7 +353,7 @@ extern UINT32 LOS_SwtmrStop(UINT16 swtmrID);
* <ul><li>los_swtmr.h: the header file that contains the API declaration.</li></ul>
* @see LOS_SwtmrCreate
*/
extern UINT32 LOS_SwtmrTimeGet(UINT16 swtmrID, UINT32 *tick);
extern UINT32 LOS_SwtmrTimeGet(UINT32 swtmrID, UINT32 *tick);
/**
* @ingroup los_swtmr
@ -395,7 +392,7 @@ extern UINT32 LOS_SwtmrTimeGet(UINT16 swtmrID, UINT32 *tick);
extern UINT32 LOS_SwtmrCreate(UINT32 interval,
UINT8 mode,
SWTMR_PROC_FUNC handler,
UINT16 *swtmrID,
UINT32 *swtmrID,
UINT32 arg,
UINT8 rouses,
UINT8 sensitive);
@ -403,7 +400,7 @@ extern UINT32 LOS_SwtmrCreate(UINT32 interval,
extern UINT32 LOS_SwtmrCreate(UINT32 interval,
UINT8 mode,
SWTMR_PROC_FUNC handler,
UINT16 *swtmrID,
UINT32 *swtmrID,
UINT32 arg);
#endif
@ -418,8 +415,7 @@ extern UINT32 LOS_SwtmrCreate(UINT32 interval,
* <li>The specific timer should be created and then stopped firstly.</li>
* </ul>
*
* @param swtmrID [IN] Software timer ID created by LOS_SwtmrCreate. The value of ID should be in
* [0, LOSCFG_BASE_CORE_SWTMR_LIMIT - 1].
* @param swtmrID [IN] Software timer ID created by LOS_SwtmrCreate.
*
* @retval #LOS_ERRNO_SWTMR_ID_INVALID Invalid software timer ID.
* @retval #LOS_ERRNO_SWTMR_NOT_CREATED The software timer is not created.
@ -429,7 +425,7 @@ extern UINT32 LOS_SwtmrCreate(UINT32 interval,
* <ul><li>los_swtmr.h: the header file that contains the API declaration.</li></ul>
* @see LOS_SwtmrCreate
*/
extern UINT32 LOS_SwtmrDelete(UINT16 swtmrID);
extern UINT32 LOS_SwtmrDelete(UINT32 swtmrID);
/**
* @ingroup los_swtmr

43
kernel/include/los_task.h Normal file → Executable file
View File

@ -1517,6 +1517,24 @@ extern UINT32 LOS_CpupUsageMonitor(CPUP_TYPE_E type, CPUP_MODE_E mode, UINT32 ta
*/
#define OS_TSK_SORTLINK_LEN 32
/**
* @ingroup los_task
* @brief the num of high-order bit
*/
#define OS_TSK_HIGH_BITS 5U
/**
* @ingroup los_task
* @brief the num of low-order bit
*/
#define OS_TSK_LOW_BITS (32U - OS_TSK_HIGH_BITS)
/**
* @ingroup los_task
* @brief the max num of roll
*/
#define OS_TSK_MAX_ROLLNUM (0xFFFFFFFFU - OS_TSK_SORTLINK_LEN)
/**
* @ingroup los_task
* @brief the bit width occupied by the delayed ticks of task
@ -1527,7 +1545,19 @@ extern UINT32 LOS_CpupUsageMonitor(CPUP_TYPE_E type, CPUP_MODE_E mode, UINT32 ta
* @ingroup los_task
* @brief the mask of delayed tasks bucket id.
*/
#define OS_TSK_SORTLINK_MASK (OS_TSK_SORTLINK_LEN - 1)
#define OS_TSK_SORTLINK_MASK (OS_TSK_SORTLINK_LEN - 1U)
/**
* @ingroup los_task
* @brief the high-order mask of roll num.
*/
#define OS_TSK_HIGH_BITS_MASK (OS_TSK_SORTLINK_MASK << OS_TSK_LOW_BITS)
/**
* @ingroup los_task
* @brief the low-order mask of roll num.
*/
#define OS_TSK_LOW_BITS_MASK (~OS_TSK_HIGH_BITS_MASK)
/**
* @ingroup los_task
@ -1620,9 +1650,9 @@ typedef struct {
} LosTask;
typedef struct {
LOS_DL_LIST *sortLink;
UINT16 cursor;
UINT16 unused;
LOS_DL_LIST *sortLink;
UINT16 cursor;
UINT16 reserved;
} TaskSortLinkAttr;
/**
@ -1650,8 +1680,11 @@ typedef struct {
TaskCountInfo cntInfo;
UINT16 pid[OS_TASK_SWITCH_INFO_COUNT];
CHAR name[OS_TASK_SWITCH_INFO_COUNT][LOS_TASK_NAMELEN];
}TaskSwitchInfo;
} TaskSwitchInfo;
#if (LOSCFG_BASE_CORE_EXC_TSK_SWITCH == 1)
extern TaskSwitchInfo g_taskSwitchInfo;
#endif
extern LosTask g_losTask;

22
kernel/src/los_init.c Normal file → Executable file
View File

@ -54,14 +54,16 @@
#include "los_cpup.h"
#endif
#if (LOSCFG_PLATFORM_EXC == 1)
#include "los_exc_info.h"
#endif
#ifdef __cplusplus
#if __cplusplus
extern "C" {
#endif /* __cpluscplus */
#endif /* __cpluscplus */
UINT8 *m_aucSysMem0;
/*****************************************************************************
Function : LOS_Reboot
Description : system exception, die in here, wait for watchdog.
@ -71,6 +73,7 @@ UINT8 *m_aucSysMem0;
*****************************************************************************/
LITE_OS_SEC_TEXT_INIT VOID LOS_Reboot(VOID)
{
OsDoExcHook(EXC_REBOOT);
HalSysExit();
}
@ -103,8 +106,6 @@ LITE_OS_SEC_TEXT_INIT UINT32 LOS_Start(VOID)
return HalStartSchedule(OsTickHandler);
}
extern UINT8 g_memStart[OS_SYS_MEM_SIZE];
/*****************************************************************************
Function : LOS_KernelInit
Description : System kernel initialization function, configure all system modules
@ -115,11 +116,9 @@ extern UINT8 g_memStart[OS_SYS_MEM_SIZE];
LITE_OS_SEC_TEXT_INIT UINT32 LOS_KernelInit(VOID)
{
UINT32 ret;
printf("entering kernel init...\n");
PRINTK("entering kernel init...\n");
OsRegister();
m_aucSysMem0 = g_memStart;
g_sysMemAddrEnd = ((UINT32)OS_SYS_MEM_ADDR + OS_SYS_MEM_SIZE);
ret = OsMemSystemInit();
if (ret != LOS_OK) {
PRINT_ERR("OsMemSystemInit error %d\n", ret);
@ -193,13 +192,10 @@ LITE_OS_SEC_TEXT_INIT UINT32 LOS_KernelInit(VOID)
}
#endif
#ifdef LOSCFG_TEST
//ret = los_TestInit();
//if (ret != LOS_OK) {
// PRINT_ERR("los_TestInit error\n");
// return ret;
//}
#if (LOSCFG_PLATFORM_EXC == 1)
OsExcMsgDumpInit();
#endif
return LOS_OK;
}

11
kernel/src/los_queue.c Normal file → Executable file
View File

@ -34,12 +34,9 @@
#include "los_membox.h"
#include "los_task.h"
#include "los_memory.h"
#if (LOSCFG_PLATFORM_EXC == 1)
#include "los_interrupt.h"
#endif
#include "los_debug.h"
#ifdef __cplusplus
#if __cplusplus
extern "C" {
@ -50,9 +47,6 @@ extern "C" {
LITE_OS_SEC_BSS LosQueueCB *g_allQueue = NULL ;
LITE_OS_SEC_BSS LOS_DL_LIST g_freeQueueList;
#if (LOSCFG_PLATFORM_EXC == 1)
LITE_OS_SEC_BSS UINT32 g_excQueueMaxNum;
#endif
/**************************************************************************
Function : OsQueueInit
@ -85,11 +79,6 @@ LITE_OS_SEC_TEXT_INIT UINT32 OsQueueInit(VOID)
LOS_ListTailInsert(&g_freeQueueList, &queueNode->readWriteList[OS_QUEUE_WRITE]);
}
#if (LOSCFG_PLATFORM_EXC == 1)
g_excQueueMaxNum = LOSCFG_BASE_IPC_QUEUE_LIMIT;
HalExcRegister(OS_EXC_TYPE_QUE, (EXC_INFO_SAVE_CALLBACK)LOS_QueueInfoGet, &g_excQueueMaxNum);
#endif
return LOS_OK;
}

2
kernel/src/los_sem.c Normal file → Executable file
View File

@ -32,9 +32,7 @@
#include "los_arch.h"
#include "los_sem.h"
#include "los_memory.h"
#if (LOSCFG_PLATFORM_EXC == 1)
#include "los_interrupt.h"
#endif
#include "los_debug.h"
#ifdef __cplusplus

18
kernel/src/los_swtmr.c Normal file → Executable file
View File

@ -64,8 +64,8 @@ static SWTMR_CTRL_S *g_swtmrRouses = NULL; /* first swtmr tha
static SWTMR_CTRL_S *g_swtmrRousesPrev = NULL;
#endif
#define SWTMR_MAX_RUNNING_TICKS 2
#define SWTMR_MAX_RUNNING_TICKS 2
#define OS_SWTMR_MAX_TIMERID ((0xFFFFFFFF / LOSCFG_BASE_CORE_SWTMR_LIMIT) * LOSCFG_BASE_CORE_SWTMR_LIMIT)
/*****************************************************************************
Function : OsSwtmrTask
@ -182,7 +182,7 @@ LITE_OS_SEC_TEXT_INIT UINT32 OsSwtmrInit(VOID)
}
#if (LOSCFG_BASE_CORE_SWTMR_ALIGN == 1)
STATIC_INLINE UINT32 OsSwtmrCalcAlignCount(UINT32 interval, UINT16 timerId)
STATIC_INLINE UINT32 OsSwtmrCalcAlignCount(UINT32 interval, UINT32 timerId)
{
SWTMR_CTRL_S *cur = g_swtmrSortList;
UINT32 count = 0;
@ -600,7 +600,7 @@ Return : LOS_OK on success or error code on failure
LITE_OS_SEC_TEXT_INIT UINT32 LOS_SwtmrCreate(UINT32 interval,
UINT8 mode,
SWTMR_PROC_FUNC handler,
UINT16 *swtmrId,
UINT32 *swtmrId,
UINT32 arg,
UINT8 rouses,
UINT8 sensitive)
@ -608,7 +608,7 @@ LITE_OS_SEC_TEXT_INIT UINT32 LOS_SwtmrCreate(UINT32 interval,
LITE_OS_SEC_TEXT_INIT UINT32 LOS_SwtmrCreate(UINT32 interval,
UINT8 mode,
SWTMR_PROC_FUNC handler,
UINT16 *swtmrId,
UINT32 *swtmrId,
UINT32 arg)
#endif
{
@ -675,7 +675,7 @@ Input : swtmrId ------- Software timer ID
Output : None
Return : LOS_OK on success or error code on failure
*****************************************************************************/
LITE_OS_SEC_TEXT UINT32 LOS_SwtmrStart(UINT16 swtmrId)
LITE_OS_SEC_TEXT UINT32 LOS_SwtmrStart(UINT32 swtmrId)
{
SWTMR_CTRL_S *swtmr = NULL;
UINTPTR intSave;
@ -735,7 +735,7 @@ Input : swtmrId ------- Software timer ID
Output : None
Return : LOS_OK on success or error code on failure
*****************************************************************************/
LITE_OS_SEC_TEXT UINT32 LOS_SwtmrStop(UINT16 swtmrId)
LITE_OS_SEC_TEXT UINT32 LOS_SwtmrStop(UINT32 swtmrId)
{
SWTMR_CTRL_S *swtmr = NULL;
UINTPTR intSave;
@ -772,7 +772,7 @@ LITE_OS_SEC_TEXT UINT32 LOS_SwtmrStop(UINT16 swtmrId)
return ret;
}
LITE_OS_SEC_TEXT UINT32 LOS_SwtmrTimeGet(UINT16 swtmrId, UINT32 *tick)
LITE_OS_SEC_TEXT UINT32 LOS_SwtmrTimeGet(UINT32 swtmrId, UINT32 *tick)
{
SWTMR_CTRL_S *swtmr = NULL;
UINTPTR intSave;
@ -820,7 +820,7 @@ Input : swtmrId ------- Software timer ID
Output : None
Return : LOS_OK on success or error code on failure
*****************************************************************************/
LITE_OS_SEC_TEXT UINT32 LOS_SwtmrDelete(UINT16 swtmrId)
LITE_OS_SEC_TEXT UINT32 LOS_SwtmrDelete(UINT32 swtmrId)
{
SWTMR_CTRL_S *swtmr = NULL;
UINTPTR intSave;

109
kernel/src/los_task.c Normal file → Executable file
View File

@ -30,16 +30,15 @@
*/
#include "los_config.h"
#include "securec.h"
#include "los_sem.h"
#include "los_mux.h"
#include "los_memory.h"
#include "los_mux.h"
#include "los_sem.h"
#include "los_timer.h"
#include "los_interrupt.h"
#if (LOSCFG_BASE_CORE_CPUP == 1)
#include "los_cpup.h"
#endif
#include "los_debug.h"
#ifdef __cplusplus
#if __cplusplus
extern "C" {
@ -51,20 +50,20 @@ extern "C" {
* @brief Convinence macro for bitwise operation of task module
*/
#define EVALUATE_L(NUMBER, VALUE) \
((NUMBER) = (((NUMBER) & 0xf8000000) | (VALUE)))
((NUMBER) = (((NUMBER) & OS_TSK_HIGH_BITS_MASK) | (VALUE)))
#define EVALUATE_H(NUMBER, VALUE) \
((NUMBER) = (((NUMBER) & 0x07ffffff) | ((VALUE) << 27)))
((NUMBER) = (((NUMBER) & OS_TSK_LOW_BITS_MASK) | ((VALUE) << OS_TSK_LOW_BITS)))
#define UWROLLNUMSUB(NUMBER1, NUMBER2) \
((NUMBER1) = (((NUMBER1) & 0xf8000000) | (UWROLLNUM(NUMBER1) - UWROLLNUM(NUMBER2))))
((NUMBER1) = (((NUMBER1) & OS_TSK_HIGH_BITS_MASK) | (UWROLLNUM(NUMBER1) - UWROLLNUM(NUMBER2))))
#define UWROLLNUMADD(NUMBER1, NUMBER2) \
((NUMBER1) = (((NUMBER1) & 0xf8000000) | (UWROLLNUM(NUMBER1) + UWROLLNUM(NUMBER2))))
((NUMBER1) = (((NUMBER1) & OS_TSK_HIGH_BITS_MASK) | (UWROLLNUM(NUMBER1) + UWROLLNUM(NUMBER2))))
#define UWROLLNUM(NUMBER) ((NUMBER) & 0x07ffffff)
#define UWROLLNUM(NUMBER) ((NUMBER) & OS_TSK_LOW_BITS_MASK)
#define UWSORTINDEX(NUMBER) ((NUMBER) >> 27)
#define UWSORTINDEX(NUMBER) ((NUMBER) >> OS_TSK_LOW_BITS)
#define UWROLLNUMDEC(NUMBER) \
((NUMBER) = ((NUMBER) - 1))
@ -116,7 +115,6 @@ TSKSWITCHHOOK g_pfnUsrTskSwitchHook = NULL;
#endif /* LOSCFG_BASE_CORE_TSK_MONITOR == 1 */
#if (LOSCFG_BASE_CORE_EXC_TSK_SWITCH == 1)
TaskSwitchInfo g_taskSwitchInfo;
#endif
@ -209,6 +207,28 @@ STATIC VOID OsRecyleFinishedTask(VOID)
LOS_IntRestore(intSave);
}
UINT32 OsTaskNextSwitchTimeGet(VOID)
{
LosTaskCB *taskCB = NULL;
UINT32 taskSortLinkTick = LOS_WAIT_FOREVER;
LOS_DL_LIST *listObject = NULL;
UINT32 tempTicks;
UINT32 index;
for (index = 0; index < OS_TSK_SORTLINK_LEN; index++) {
listObject = g_taskSortLink.sortLink + ((g_taskSortLink.cursor + index) % OS_TSK_SORTLINK_LEN);
if (!LOS_ListEmpty(listObject)) {
taskCB = LOS_DL_LIST_ENTRY((listObject)->pstNext, LosTaskCB, timerList);
tempTicks = (index == 0) ? OS_TSK_SORTLINK_LEN : index;
tempTicks += (UINT32)(UWROLLNUM((UINT32)taskCB->idxRollNum) * OS_TSK_SORTLINK_LEN);
if (taskSortLinkTick > tempTicks) {
taskSortLinkTick = tempTicks;
}
}
}
return taskSortLinkTick;
}
/*****************************************************************************
Function : OsIdleTask
Description : Idle task.
@ -495,6 +515,7 @@ LITE_OS_SEC_TEXT_MINOR VOID OsPrintAllTskInfoHeader()
*****************************************************************************/
LITE_OS_SEC_TEXT_MINOR UINT32 OsGetAllTskInfo(VOID)
{
#if (LOSCFG_KERNEL_PRINTF != 0)
LosTaskCB *taskCB = (LosTaskCB *)NULL;
UINT32 loopNum;
UINT32 semID;
@ -551,7 +572,7 @@ LITE_OS_SEC_TEXT_MINOR UINT32 OsGetAllTskInfo(VOID)
(VOID)LOS_MemFree((VOID *)OS_SYS_MEM_ADDR, cpuTenSec);
(VOID)LOS_MemFree((VOID *)OS_SYS_MEM_ADDR, cpuOneSec);
#endif
#endif
return LOS_OK;
}
@ -612,9 +633,6 @@ LITE_OS_SEC_TEXT_INIT UINT32 OsTaskInit(VOID)
LOS_ListInit(listObject);
}
#if (LOSCFG_PLATFORM_EXC == 1)
HalExcRegister((ExcInfoType)OS_EXC_TYPE_TSK, (EXC_INFO_SAVE_CALLBACK)LOS_TaskInfoGet, &g_taskMaxNum);
#endif
return LOS_OK;
}
@ -693,6 +711,50 @@ LITE_OS_SEC_TEXT CHAR *LOS_CurTaskNameGet(VOID)
return taskName;
}
#if (LOSCFG_BASE_CORE_TSK_MONITOR == 1)
#if (LOSCFG_EXC_HRADWARE_STACK_PROTECTION == 0)
/*****************************************************************************
Function : OsHandleRunTaskStackOverflow
Description : handle stack overflow exception of the run task.
Input : None
Output : None
Return : None
*****************************************************************************/
LITE_OS_SEC_TEXT STATIC VOID OsHandleRunTaskStackOverflow(VOID)
{
PRINT_ERR("CURRENT task ID: %s:%d stack overflow!\n",
g_losTask.runTask->taskName, g_losTask.runTask->taskID);
OsDoExcHook(EXC_STACKOVERFLOW);
}
/*****************************************************************************
Function : OsHandleNewTaskStackOverflow
Description : handle stack overflow exception of the new task.
Input : None
Output : None
Return : None
*****************************************************************************/
LITE_OS_SEC_TEXT STATIC VOID OsHandleNewTaskStackOverflow(VOID)
{
LosTaskCB *tmp = NULL;
PRINT_ERR("HIGHEST task ID: %s:%d SP error!\n",
g_losTask.newTask->taskName, g_losTask.newTask->taskID);
PRINT_ERR("HIGHEST task StackPointer: 0x%x TopOfStack: 0x%x\n",
(UINT32)(UINTPTR)(g_losTask.newTask->stackPointer), g_losTask.newTask->topOfStack);
/*
* make sure LOS_CurTaskIDGet and LOS_CurTaskNameGet returns the ID and name of which task
* that occurred stack overflow exception in OsDoExcHook temporary.
*/
tmp = g_losTask.runTask;
g_losTask.runTask = g_losTask.newTask;
OsDoExcHook(EXC_STACKOVERFLOW);
g_losTask.runTask = tmp;
}
#endif
#endif
/*****************************************************************************
Function : OsTaskSwitchCheck
Description : Check task switch
@ -703,19 +765,16 @@ LITE_OS_SEC_TEXT CHAR *LOS_CurTaskNameGet(VOID)
#if (LOSCFG_BASE_CORE_TSK_MONITOR == 1)
LITE_OS_SEC_TEXT VOID OsTaskSwitchCheck(VOID)
{
UINTPTR intSave = LOS_IntLock();
#if (LOSCFG_EXC_HRADWARE_STACK_PROTECTION == 0)
UINT32 endOfStack = g_losTask.newTask->topOfStack + g_losTask.newTask->stackSize;
if ((*(UINT32 *)(UINTPTR)(g_losTask.runTask->topOfStack)) != OS_TASK_MAGIC_WORD) {
PRINT_ERR("CURRENT task ID: %s:%d stack overflow!\n",
g_losTask.runTask->taskName, g_losTask.runTask->taskID);
OsHandleRunTaskStackOverflow();
}
if (((UINT32)(UINTPTR)(g_losTask.newTask->stackPointer) <= (g_losTask.newTask->topOfStack)) ||
((UINT32)(UINTPTR)(g_losTask.newTask->stackPointer) > endOfStack)) {
PRINT_ERR("HIGHEST task ID: %s:%d SP error!\n",
g_losTask.newTask->taskName, g_losTask.newTask->taskID);
PRINT_ERR("HIGHEST task StackPointer: 0x%x TopOfStack: 0x%x\n",
(UINT32)(UINTPTR)(g_losTask.newTask->stackPointer), g_losTask.newTask->topOfStack);
OsHandleNewTaskStackOverflow();
}
#endif
@ -747,6 +806,7 @@ LITE_OS_SEC_TEXT VOID OsTaskSwitchCheck(VOID)
#if (LOSCFG_BASE_CORE_CPUP == 1)
OsTskCycleEndStart();
#endif /* LOSCFG_BASE_CORE_CPUP */
LOS_IntRestore(intSave);
}
LITE_OS_SEC_TEXT_MINOR VOID OsTaskMonInit(VOID)
@ -755,11 +815,6 @@ LITE_OS_SEC_TEXT_MINOR VOID OsTaskMonInit(VOID)
// Ignore the return code when matching CSEC rule 6.6(4).
(VOID)memset_s(&g_taskSwitchInfo, sizeof(TaskSwitchInfo), 0, sizeof(TaskSwitchInfo));
g_taskSwitchInfo.cntInfo.maxCnt = OS_TASK_SWITCH_INFO_COUNT;
#if (LOSCFG_PLATFORM_EXC == 1)
HalExcRegister((ExcInfoType)OS_EXC_TYPE_TSK_SWITCH,
(EXC_INFO_SAVE_CALLBACK)LOS_TaskSwitchInfoGet,
&g_taskSwitchInfo);
#endif
#endif
g_pfnUsrTskSwitchHook = NULL;
return;
@ -813,7 +868,7 @@ LITE_OS_SEC_TEXT_INIT STATIC_INLINE UINT32 OsTaskInitParamCheck(TSK_INIT_PARAM_S
return LOS_ERRNO_TSK_PRIOR_ERROR;
}
if (taskInitParam->uwStackSize > OS_SYS_MEM_SIZE) {
if (taskInitParam->uwStackSize > LOSCFG_SYS_HEAP_SIZE) {
return LOS_ERRNO_TSK_STKSZ_TOO_LARGE;
}
@ -1601,6 +1656,8 @@ VOID LOS_Schedule(VOID)
LOS_IntRestore(intSave);
}
#if (LOSCFG_BASE_CORE_TIMESLICE == 1)
LITE_OS_SEC_BSS OsTaskRobin g_taskTimeSlice;

2
kernel/src/los_tick.c Normal file → Executable file
View File

@ -30,9 +30,9 @@
*/
#include "los_tick.h"
#include "los_config.h"
#include "los_task.h"
#include "los_swtmr.h"
#include "los_config.h"
#ifdef __cplusplus
#if __cplusplus

391
kernel/src/mm/los_membox.c Normal file → Executable file
View File

@ -29,182 +29,303 @@
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "los_membox.h"
#include "securec.h"
#include "los_interrupt.h"
#include "los_context.h"
#include "los_membox.h"
#include "los_memory.h"
#include "los_debug.h"
#include "los_task.h"
#if (LOSCFG_PLATFORM_EXC == 0) || (LOSCFG_BASE_MEM_NODE_INTEGRITY_CHECK == 1)
UINT8 g_memMang[MEM_INFO_SIZE];
#endif
#ifdef __cplusplus
#if __cplusplus
extern "C" {
#endif /* __cplusplus */
#endif /* __cplusplus */
UINT32 LOS_MemboxInit(VOID *boxMem, UINT32 boxSize, UINT32 blkSize)
/* The magic length is 32 bits, the lower 8 bits are used to save the owner task ID,
and the other 24 bits are used to set the magic number for verification. */
#define OS_MEMBOX_MAGIC 0xa55a5a00
#define OS_MEMBOX_TASKID_BITS 8
#define OS_MEMBOX_MAX_TASKID ((1 << OS_MEMBOX_TASKID_BITS) - 1)
#define OS_MEMBOX_TASKID_GET(addr) (((UINTPTR)(addr)) & OS_MEMBOX_MAX_TASKID)
STATIC INLINE VOID OsMemBoxSetMagic(LOS_MEMBOX_NODE *node)
{
UINTPTR intSave;
#ifdef LOS_MEMBOX_CHECK
UINT32 *memCount = (UINT32 *)g_memMang;
MEM_INFO *memInfo = (MEM_INFO *)(g_memMang + sizeof(UINT32));
UINT8 loop;
#endif
UINT8 taskID = (UINT8)LOS_CurTaskIDGet();
node->pstNext = (LOS_MEMBOX_NODE *)(OS_MEMBOX_MAGIC | taskID);
}
if (boxMem == NULL) {
return OS_ERROR;
STATIC INLINE UINT32 OsMemBoxCheckMagic(LOS_MEMBOX_NODE *node)
{
UINT32 taskID = OS_MEMBOX_TASKID_GET(node->pstNext);
if (taskID > (LOSCFG_BASE_CORE_TSK_LIMIT + 1)) {
return LOS_NOK;
} else {
return (node->pstNext == (LOS_MEMBOX_NODE *)(OS_MEMBOX_MAGIC | taskID)) ? LOS_OK : LOS_NOK;
}
}
#define OS_MEMBOX_USER_ADDR(addr) \
((VOID *)((UINT8 *)(addr) + OS_MEMBOX_NODE_HEAD_SIZE))
#define OS_MEMBOX_NODE_ADDR(addr) \
((LOS_MEMBOX_NODE *)(VOID *)((UINT8 *)(addr) - OS_MEMBOX_NODE_HEAD_SIZE))
#define MEMBOX_LOCK(state) ((state) = HalIntLock())
#define MEMBOX_UNLOCK(state) HalIntRestore(state)
STATIC INLINE UINT32 OsCheckBoxMem(const LOS_MEMBOX_INFO *boxInfo, const VOID *node)
{
UINT32 offset;
if (boxInfo->uwBlkSize == 0) {
return LOS_NOK;
}
offset = (UINT32)((UINTPTR)node - (UINTPTR)(boxInfo + 1));
if ((offset % boxInfo->uwBlkSize) != 0) {
return LOS_NOK;
}
if ((offset / boxInfo->uwBlkSize) >= boxInfo->uwBlkNum) {
return LOS_NOK;
}
return OsMemBoxCheckMagic((LOS_MEMBOX_NODE *)node);
}
#if (LOSCFG_PLATFORM_EXC == 1)
STATIC LOS_MEMBOX_INFO *g_memBoxHead = NULL;
STATIC VOID OsMemBoxAdd(VOID *pool)
{
LOS_MEMBOX_INFO *nextPool = g_memBoxHead;
LOS_MEMBOX_INFO *curPool = NULL;
while (nextPool != NULL) {
curPool = nextPool;
nextPool = nextPool->nextMemBox;
}
if (curPool == NULL) {
g_memBoxHead = pool;
} else {
curPool->nextMemBox = pool;
}
((LOS_MEMBOX_INFO *)pool)->nextMemBox = NULL;
}
#endif
UINT32 LOS_MemboxInit(VOID *pool, UINT32 poolSize, UINT32 blkSize)
{
LOS_MEMBOX_INFO *boxInfo = (LOS_MEMBOX_INFO *)pool;
LOS_MEMBOX_NODE *node = NULL;
UINT32 index;
UINT32 intSave;
if (pool == NULL) {
return LOS_NOK;
}
/* Initialize memory block system, returns 0 if OK, 1 if fails. */
if (blkSize == 0) {
return OS_ERROR;
}
if (boxSize == 0) {
return OS_ERROR;
return LOS_NOK;
}
#ifdef LOS_MEMBOX_CHECK
intSave = LOS_IntLock();
for (loop = 0; loop < *memCount; loop++) {
if (memInfo->uwStartAddr == (UINTPTR)boxMem) {
(*memCount)--;
break;
}
memInfo++;
if (poolSize < sizeof(LOS_MEMBOX_INFO)) {
return LOS_NOK;
}
if (*memCount < OS_SYS_MEM_NUM) {
memInfo->uwType = MEM_MANG_MEMBOX;
memInfo->uwStartAddr = (UINTPTR)boxMem;
memInfo->uwSize = boxSize;
UINT32 allocSize = boxSize / blkSize * sizeof(VOID *);
VOID *ptr = LOS_MemAlloc(m_aucSysMem0, allocSize);
if (ptr == NULL) {
PRINT_ERR("LOS_MemAlloc return fail!\n");
return LOS_NOK;
} else {
UINT32 ret = memset_s(ptr, allocSize, 0, allocSize);
if (ret != LOS_OK) {
(VOID)LOS_MemFree(m_aucSysMem0, ptr);
PRINT_ERR("memset return fail!\n");
return LOS_NOK;
}
}
memInfo->blkAddrArray = ptr;
(*memCount)++;
MEMBOX_LOCK(intSave);
boxInfo->uwBlkSize = LOS_MEMBOX_ALLIGNED(blkSize + OS_MEMBOX_NODE_HEAD_SIZE);
if (boxInfo->uwBlkSize == 0) {
MEMBOX_UNLOCK(intSave);
return LOS_NOK;
}
LOS_IntRestore(intSave);
boxInfo->uwBlkNum = (poolSize - sizeof(LOS_MEMBOX_INFO)) / boxInfo->uwBlkSize;
boxInfo->uwBlkCnt = 0;
if (boxInfo->uwBlkNum == 0) {
MEMBOX_UNLOCK(intSave);
return LOS_NOK;
}
node = (LOS_MEMBOX_NODE *)(boxInfo + 1);
boxInfo->stFreeList.pstNext = node;
for (index = 0; index < boxInfo->uwBlkNum - 1; ++index) {
node->pstNext = OS_MEMBOX_NEXT(node, boxInfo->uwBlkSize);
node = node->pstNext;
}
node->pstNext = NULL;
#if (LOSCFG_PLATFORM_EXC == 1)
OsMemBoxAdd(pool);
#endif
/* Create a Memory structure. */
intSave = LOS_IntLock();
((OS_MEMBOX_S_P)boxMem)->uwMaxBlk = boxSize / blkSize;
((OS_MEMBOX_S_P)boxMem)->uwBlkSize = blkSize;
((OS_MEMBOX_S_P)boxMem)->uwBlkCnt = 0;
LOS_IntRestore(intSave);
MEMBOX_UNLOCK(intSave);
return LOS_OK;
}
/* --------------------------- LOS_MemboxAlloc ---------------------------------- */
VOID *LOS_MemboxAlloc(VOID *boxMem)
VOID *LOS_MemboxAlloc(VOID *pool)
{
VOID *ret = NULL;
UINTPTR intSave;
LOS_MEMBOX_INFO *boxInfo = (LOS_MEMBOX_INFO *)pool;
LOS_MEMBOX_NODE *node = NULL;
LOS_MEMBOX_NODE *nodeTmp = NULL;
UINT32 intSave;
if (boxMem == NULL) {
if (pool == NULL) {
return NULL;
}
intSave = LOS_IntLock();
if (((OS_MEMBOX_S_P)boxMem)->uwBlkCnt < ((OS_MEMBOX_S_P)boxMem)->uwMaxBlk) {
ret = LOS_MemAlloc(m_aucSysMem0, ((OS_MEMBOX_S_P)boxMem)->uwBlkSize);
if (ret != NULL) {
((OS_MEMBOX_S_P)boxMem)->uwBlkCnt++;
#ifdef LOS_MEMBOX_CHECK
UINT32 *memCount = (UINT32 *)g_memMang;
MEM_INFO *memInfo = (MEM_INFO *)(VOID *)(g_memMang + sizeof(UINT32));
UINT8 loop;
UINT8 idx;
for (loop = 0; loop < *memCount; loop++) {
if (memInfo->uwStartAddr == (UINTPTR)boxMem) {
if (memInfo->blkAddrArray != NULL) {
for (idx = 0; idx < ((OS_MEMBOX_S_P)boxMem)->uwMaxBlk; idx++) {
if (((VOID **)(memInfo->blkAddrArray))[idx] == NULL) {
((VOID **)(memInfo->blkAddrArray))[idx] = ret;
break;
}
}
}
break;
}
memInfo++;
}
#endif
} else {
PRINT_ERR("LOS_AllocMem return fail!\n");
}
MEMBOX_LOCK(intSave);
node = &(boxInfo->stFreeList);
if (node->pstNext != NULL) {
nodeTmp = node->pstNext;
node->pstNext = nodeTmp->pstNext;
OsMemBoxSetMagic(nodeTmp);
boxInfo->uwBlkCnt++;
}
LOS_IntRestore(intSave);
MEMBOX_UNLOCK(intSave);
return (nodeTmp == NULL) ? NULL : OS_MEMBOX_USER_ADDR(nodeTmp);
}
UINT32 LOS_MemboxFree(VOID *pool, VOID *box)
{
LOS_MEMBOX_INFO *boxInfo = (LOS_MEMBOX_INFO *)pool;
UINT32 ret = LOS_NOK;
UINT32 intSave;
if ((pool == NULL) || (box == NULL)) {
return LOS_NOK;
}
MEMBOX_LOCK(intSave);
do {
LOS_MEMBOX_NODE *node = OS_MEMBOX_NODE_ADDR(box);
if (OsCheckBoxMem(boxInfo, node) != LOS_OK) {
break;
}
node->pstNext = boxInfo->stFreeList.pstNext;
boxInfo->stFreeList.pstNext = node;
boxInfo->uwBlkCnt--;
ret = LOS_OK;
} while (0);
MEMBOX_UNLOCK(intSave);
return ret;
}
/* --------------------------- LOS_MemboxFree ---------------------------------- */
UINT32 LOS_MemboxFree(const VOID *boxMem, VOID *box)
VOID LOS_MemboxClr(VOID *pool, VOID *box)
{
UINT32 freeRes;
UINTPTR intSave;
LOS_MEMBOX_INFO *boxInfo = (LOS_MEMBOX_INFO *)pool;
if (boxMem == NULL) {
return LOS_NOK;
}
freeRes = LOS_MemFree(m_aucSysMem0, box);
if (freeRes == LOS_OK) {
intSave = LOS_IntLock();
if (((OS_MEMBOX_S_P)boxMem)->uwBlkCnt) {
((OS_MEMBOX_S_P)boxMem)->uwBlkCnt--;
#ifdef LOS_MEMBOX_CHECK
UINT32 *memCount = (UINT32 *)g_memMang;
MEM_INFO *memInfo = (MEM_INFO *)(VOID *)(g_memMang + sizeof(UINT32));
UINT8 loop;
UINT8 idx;
for (loop = 0; loop < *memCount; loop++) {
if (memInfo->uwStartAddr == (UINTPTR)boxMem) {
if (memInfo->blkAddrArray != NULL) {
for (idx = 0; idx < ((OS_MEMBOX_S_P)boxMem)->uwMaxBlk; idx++) {
if (((VOID **)(memInfo->blkAddrArray))[idx] == box) {
((VOID **)(memInfo->blkAddrArray))[idx] = NULL;
break;
}
}
}
break;
}
memInfo++;
}
#endif
}
LOS_IntRestore(intSave);
}
return freeRes;
}
/* --------------------------- LOS_MemboxClr ---------------------------------- */
VOID LOS_MemboxClr(const VOID *boxMem, VOID *box)
{
if (boxMem == NULL || box == NULL) {
if ((pool == NULL) || (box == NULL)) {
return;
}
// Ignore the return code when matching CSEC rule 6.6(2).
(VOID)memset_s(box, ((OS_MEMBOX_S_P)boxMem)->uwBlkSize, 0, ((OS_MEMBOX_S_P)boxMem)->uwBlkSize);
(VOID)memset_s(box, (boxInfo->uwBlkSize - OS_MEMBOX_NODE_HEAD_SIZE), 0,
(boxInfo->uwBlkSize - OS_MEMBOX_NODE_HEAD_SIZE));
}
UINT32 LOS_MemboxStatisticsGet(const VOID *boxMem, UINT32 *maxBlk, UINT32 *blkCnt, UINT32 *blkSize)
VOID LOS_ShowBox(VOID *pool)
{
UINT32 index;
UINT32 intSave;
LOS_MEMBOX_INFO *boxInfo = (LOS_MEMBOX_INFO *)pool;
LOS_MEMBOX_NODE *node = NULL;
if (pool == NULL) {
return;
}
MEMBOX_LOCK(intSave);
PRINT_INFO("membox(0x%x,0x%x,0x%x):\r\n", pool, boxInfo->uwBlkSize, boxInfo->uwBlkNum);
PRINT_INFO("free node list:\r\n");
for (node = boxInfo->stFreeList.pstNext, index = 0; node != NULL;
node = node->pstNext, ++index) {
PRINT_INFO("(%u,0x%x)\r\n", index, node);
}
PRINT_INFO("all node list:\r\n");
node = (LOS_MEMBOX_NODE *)(boxInfo + 1);
for (index = 0; index < boxInfo->uwBlkNum; ++index, node = OS_MEMBOX_NEXT(node, boxInfo->uwBlkSize)) {
PRINT_INFO("(%u,0x%x,0x%x)\r\n", index, node, node->pstNext);
}
MEMBOX_UNLOCK(intSave);
}
UINT32 LOS_MemboxStatisticsGet(const VOID *boxMem, UINT32 *maxBlk,
UINT32 *blkCnt, UINT32 *blkSize)
{
if ((boxMem == NULL) || (maxBlk == NULL) || (blkCnt == NULL) || (blkSize == NULL)) {
return LOS_NOK;
}
*maxBlk = ((OS_MEMBOX_S_P)boxMem)->uwMaxBlk;
*blkCnt = ((OS_MEMBOX_S_P)boxMem)->uwBlkCnt;
*blkSize = ((OS_MEMBOX_S_P)boxMem)->uwBlkSize;
*maxBlk = ((OS_MEMBOX_S *)boxMem)->uwBlkNum;
*blkCnt = ((OS_MEMBOX_S *)boxMem)->uwBlkCnt;
*blkSize = ((OS_MEMBOX_S *)boxMem)->uwBlkSize;
return LOS_OK;
}
#if (LOSCFG_PLATFORM_EXC == 1)
STATIC VOID OsMemboxExcInfoGetSub(const LOS_MEMBOX_INFO *pool, MemInfoCB *memExcInfo)
{
LOS_MEMBOX_NODE *node = NULL;
UINTPTR poolStart, poolEnd;
UINT32 index;
UINT32 intSave;
(VOID)memset_s(memExcInfo, sizeof(MemInfoCB), 0, sizeof(MemInfoCB));
MEMBOX_LOCK(intSave);
memExcInfo->type = MEM_MANG_MEMBOX;
memExcInfo->startAddr = (UINTPTR)pool;
memExcInfo->size = pool->uwBlkNum * pool->uwBlkSize;
memExcInfo->blockSize = pool->uwBlkSize;
memExcInfo->size = pool->uwBlkNum; /* Block num */
memExcInfo->free = pool->uwBlkNum - pool->uwBlkCnt;
poolStart = (UINTPTR)pool;
poolEnd = poolStart + pool->uwBlkSize * pool->uwBlkNum + sizeof(LOS_MEMBOX_INFO);
node = (LOS_MEMBOX_NODE *)(pool + 1);
for (index = 0; index < pool->uwBlkNum; ++index, node = OS_MEMBOX_NEXT(node, pool->uwBlkSize)) {
if (((UINTPTR)node < poolStart) || ((UINTPTR)node >= poolEnd)) {
if (OsMemBoxCheckMagic(node)) {
memExcInfo->errorAddr = (UINT32)(UINTPTR)((CHAR *)node + OS_MEMBOX_NODE_HEAD_SIZE);
memExcInfo->errorLen = pool->uwBlkSize - OS_MEMBOX_NODE_HEAD_SIZE;
memExcInfo->errorOwner = OS_MEMBOX_TASKID_GET(node->pstNext);
break;
}
}
}
MEMBOX_UNLOCK(intSave);
}
UINT32 OsMemboxExcInfoGet(UINT32 memNumMax, MemInfoCB *memExcInfo)
{
LOS_MEMBOX_INFO *memBox = g_memBoxHead;
UINT32 count = 0;
UINT8 *buffer = (UINT8 *)memExcInfo;
while (memBox != NULL) {
OsMemboxExcInfoGetSub(memBox, (MemInfoCB *)buffer);
count++;
buffer += sizeof(MemInfoCB);
if (count >= memNumMax) {
break;
}
memBox = memBox->nextMemBox;
}
return count;
}
#endif
#ifdef __cplusplus
#if __cplusplus
}
#endif /* __cplusplus */
#endif /* __cplusplus */

882
kernel/src/mm/los_memory.c Normal file → Executable file
View File

File diff suppressed because it is too large Load Diff

2
targets/cortex-m3_stm32f103_simulator_keil/main.c Normal file → Executable file
View File

@ -43,7 +43,7 @@ extern "C" {
#endif /* __cpluscplus */
#pragma data_alignment=8
UINT8 g_memStart[OS_SYS_MEM_SIZE];
UINT8 g_memStart[LOSCFG_SYS_HEAP_SIZE];
VOID taskSampleEntry2(VOID)
{

16
targets/cortex-m3_stm32f103_simulator_keil/target_config.h Normal file → Executable file
View File

@ -86,16 +86,16 @@ extern "C" {
/*=============================================================================
Memory module configuration
=============================================================================*/
#define OS_SYS_MEM_SIZE 0x00013000
#define LOSCFG_BASE_MEM_NODE_INTEGRITY_CHECK 0
#define LOSCFG_BASE_MEM_NODE_SIZE_CHECK 1
extern unsigned char g_memStart[];
#define LOSCFG_SYS_EXTERNAL_HEAP 1
#define LOSCFG_SYS_HEAP_ADDR (&g_memStart[0])
#define LOSCFG_SYS_HEAP_SIZE 0x00013000
#define LOSCFG_MEM_MUL_POOL 1
#define OS_SYS_MEM_NUM 20
#define LOSCFG_KERNEL_MEM_SLAB 0
/*=============================================================================
Exception module configuration
=============================================================================*/
#define LOSCFG_PLATFORM_EXC 1
/* =============================================================================
printf module configuration
============================================================================= */
#define LOSCFG_KERNEL_PRINTF 1
#ifdef __cplusplus
#if __cplusplus

2
targets/cortex-m4_stm32f429ig_fire-challenger_iar/dprintf.c Normal file → Executable file
View File

@ -174,5 +174,5 @@ int printf(char const *fmt, ...)
va_start(ap, fmt); /*lint !e1055 !e534 !e530*/
__dprintf(fmt, ap, fputc, 0); /*lint !e611 !e64*/
va_end(ap);
return 0;
return 0;
}

5
targets/cortex-m4_stm32f429ig_fire-challenger_iar/main.c Normal file → Executable file
View File

@ -43,9 +43,6 @@ extern "C" {
#endif /* __cpluscplus */
#endif /* __cpluscplus */
#pragma data_alignment=8
UINT8 g_memStart[OS_SYS_MEM_SIZE];
VOID taskSampleEntry2(VOID)
{
while(1) {
@ -110,7 +107,7 @@ LITE_OS_SEC_TEXT_INIT int main(void)
LOS_Start();
}
while (1) {
while (1) {
__asm volatile("wfi");
}
}

6
targets/cortex-m4_stm32f429ig_fire-challenger_iar/project/los_demo.ewp Normal file → Executable file
View File

@ -2078,9 +2078,15 @@
<file>
<name>$PROJ_DIR$\..\..\..\components\cpup\los_cpup.c</name>
</file>
<file>
<name>$PROJ_DIR$\..\..\..\components\exchook\los_exchook.c</name>
</file>
</group>
<group>
<name>utils</name>
<file>
<name>$PROJ_DIR$\..\..\..\utils\los_debug.c</name>
</file>
<file>
<name>$PROJ_DIR$\..\..\..\utils\los_error.c</name>
</file>

14
targets/cortex-m4_stm32f429ig_fire-challenger_iar/target_config.h Normal file → Executable file
View File

@ -48,7 +48,7 @@ extern "C" {
/*=============================================================================
System clock module configuration
=============================================================================*/
#define OS_SYS_CLOCK 64000000
#define OS_SYS_CLOCK 180000000
#define LOSCFG_BASE_CORE_TICK_PER_SECOND (1000UL)
#define LOSCFG_BASE_CORE_TICK_HW_TIME 0
/*=============================================================================
@ -90,16 +90,12 @@ extern "C" {
/*=============================================================================
Memory module configuration
=============================================================================*/
#define OS_SYS_MEM_SIZE 0x00013000
#define LOSCFG_BASE_MEM_NODE_INTEGRITY_CHECK 0
#define LOSCFG_BASE_MEM_NODE_SIZE_CHECK 1
#define LOSCFG_MEM_MUL_POOL 1
#define OS_SYS_MEM_NUM 20
#define LOSCFG_KERNEL_MEM_SLAB 0
/*=============================================================================
Exception module configuration
=============================================================================*/
#define LOSCFG_PLATFORM_EXC 1
/* =============================================================================
printf module configuration
============================================================================= */
#define LOSCFG_KERNEL_PRINTF 1
#ifdef __cplusplus
#if __cplusplus

2
targets/cortex-m7_nucleo_f767zi_gcc/target_config.h Normal file → Executable file
View File

@ -98,7 +98,7 @@ extern "C" {
/*=============================================================================
Exception module configuration
=============================================================================*/
#define LOSCFG_PLATFORM_EXC 1
#define LOSCFG_PLATFORM_EXC 0
#ifdef __cplusplus
#if __cplusplus

10
utils/los_compiler.h Normal file → Executable file
View File

@ -308,8 +308,12 @@ typedef signed int INTPTR;
#endif
#ifndef NULL
#ifdef __cplusplus
#define NULL 0L
#else
#define NULL ((VOID *)0)
#endif
#endif
#define OS_NULL_BYTE ((UINT8)0xFF)
#define OS_NULL_SHORT ((UINT16)0xFFFF)
@ -382,6 +386,12 @@ static inline UINT32 LOS_Align(UINT32 addr, UINT32 boundary)
goto LOS_ERREND; \
} while (0)
#ifndef UNUSED
#define UNUSED(var) \
do { \
(void)var; \
} while (0)
#endif
#ifdef __cplusplus
#if __cplusplus

98
utils/los_debug.c Normal file
View File

@ -0,0 +1,98 @@
/*
* Copyright (c) 2013-2019, Huawei Technologies Co., Ltd. All rights reserved.
* Copyright (c) 2020, Huawei Device Co., Ltd. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* 3. Neither the name of the copyright holder nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific prior written
* permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "los_debug.h"
#include "stdarg.h"
#include "los_context.h"
#ifdef __cplusplus
#if __cplusplus
extern "C" {
#endif /* __cplusplus */
#endif /* __cplusplus */
#if (LOSCFG_KERNEL_PRINTF == 1)
STATIC const CHAR *g_logString[] = {
"EMG",
"COMMON",
"ERR",
"WARN",
"INFO",
"DEBUG",
};
#endif
STATIC ExcHookFn g_excHook;
VOID OsExcHookRegister(ExcHookFn excHookFn)
{
UINTPTR intSave = LOS_IntLock();
if (!g_excHook) {
g_excHook = excHookFn;
}
LOS_IntRestore(intSave);
}
VOID OsDoExcHook(EXC_TYPE excType)
{
UINTPTR intSave = LOS_IntLock();
if (g_excHook) {
g_excHook(excType);
}
LOS_IntRestore(intSave);
}
#if (LOSCFG_KERNEL_PRINTF == 1)
INT32 OsLogLevelCheck(INT32 level)
{
if (level > PRINT_LEVEL) {
return LOS_NOK;
}
if ((level != LOG_COMMON_LEVEL) && ((level > LOG_EMG_LEVEL) && (level <= LOG_DEBUG_LEVEL))) {
PRINTK("[%s]", g_logString[level]);
}
return LOS_OK;
}
#endif
#if (LOSCFG_KERNEL_PRINTF > 1)
WEAK VOID HalConsoleOutput(LogModuleType type, INT32 level, const CHAR *fmt, ...)
{
}
#endif
#ifdef __cplusplus
#if __cplusplus
}
#endif /* __cplusplus */
#endif /* __cplusplus */

149
utils/los_debug.h Normal file → Executable file
View File

@ -36,6 +36,7 @@
#ifndef _LOS_DEBUG_H
#define _LOS_DEBUG_H
#include "los_config.h"
#include "los_compiler.h"
#ifdef __cplusplus
@ -44,26 +45,71 @@ extern "C" {
#endif /* __cplusplus */
#endif /* __cplusplus */
#if (LOSCFG_PLATFORM_EXC == 1)
enum MemMangType {
MEM_MANG_MEMBOX,
MEM_MANG_MEMORY,
MEM_MANG_EMPTY
};
#define LOS_EMG_LEVEL 0
typedef struct {
UINT32 type;
UINT32 startAddr;
UINT32 size;
VOID *blkAddrArray;
} MemInfo;
#define LOS_COMMOM_LEVEL (LOS_EMG_LEVEL + 1)
#define LOS_ERR_LEVEL (LOS_COMMOM_LEVEL + 1)
#define LOS_WARN_LEVEL (LOS_ERR_LEVEL + 1)
#define LOS_INFO_LEVEL (LOS_WARN_LEVEL + 1)
#define LOS_DEBUG_LEVEL (LOS_INFO_LEVEL + 1)
#ifndef PRINT_LEVEL
#define PRINT_LEVEL LOS_ERR_LEVEL
typedef struct {
enum MemMangType type;
UINT32 startAddr;
UINT32 size;
UINT32 free;
UINT32 blockSize;
UINT32 errorAddr;
UINT32 errorLen;
UINT32 errorOwner;
} MemInfoCB;
#endif
typedef enum {
EXC_REBOOT,
EXC_ASSERT,
EXC_STACKOVERFLOW,
EXC_INTERRUPT,
EXC_TYPE_END
} EXC_TYPE;
typedef VOID (*ExcHookFn)(EXC_TYPE excType);
VOID OsExcHookRegister(ExcHookFn excHookFn);
VOID OsDoExcHook(EXC_TYPE excType);
#define LOG_EMG_LEVEL 0
#define LOG_COMMON_LEVEL (LOG_EMG_LEVEL + 1)
#define LOG_ERR_LEVEL (LOG_COMMON_LEVEL + 1)
#define LOG_WARN_LEVEL (LOG_ERR_LEVEL + 1)
#define LOG_INFO_LEVEL (LOG_WARN_LEVEL + 1)
#define LOG_DEBUG_LEVEL (LOG_INFO_LEVEL + 1)
#ifndef PRINT_LEVEL
#define PRINT_LEVEL LOG_ERR_LEVEL
#endif
typedef enum {
LOG_MODULE_KERNEL,
LOG_MODULE_FS,
LOS_MODULE_OTHERS
} LogModuleType;
/**
*@ingroup los_printf
*@brief Format and print data.
* @ingroup los_printf
* @brief Format and print data.
*
* @par Description:
* Print argument(s) according to fmt.
@ -73,62 +119,45 @@ extern "C" {
* <li>None</li>
* </ul>
*
*@param fmt [IN] Type char* controls the ouput as in C printf.
* @param type [IN] Type LogModuleType indicates the log type.
* @param level [IN] Type LogLevel indicates the log level.
* @param fmt [IN] Type char* controls the ouput as in C printf.
*
*@retval None
*@par Dependency:
*<ul><li>los_printf.h: the header file that contains the API declaration.</li></ul>
*@see printf
*@since Huawei LiteOS V100R001C00
* @retval None
* @par Dependency:
* <ul><li>los_printf.h: the header file that contains the API declaration.</li></ul>
* @see LOS_Printf
* @since none
*/
extern int printf(char const *str, ...);
#define PRINT printf
#if PRINT_LEVEL < LOS_DEBUG_LEVEL
#define PRINT_DEBUG(fmt, args...)
#if (LOSCFG_KERNEL_PRINTF == 1)
extern INT32 printf(const CHAR *fmt, ...);
extern INT32 OsLogLevelCheck(INT32 level);
#define LOS_Printf(type, level, fmt, args...) do { \
if (!OsLogLevelCheck(level)) { \
printf(fmt, ##args); \
} \
} while (0)
#elif (LOSCFG_KERNEL_PRINTF == 0)
#define LOS_Printf(type, level, fmt, args...)
#else
#define PRINT_DEBUG(fmt, args...) do{(PRINT("[DEBUG] "), PRINT(fmt, ##args));}while(0)
extern VOID HalConsoleOutput(LogModuleType type, INT32 level, const CHAR *fmt, ...);
#define LOS_Printf HalConsoleOutput
#endif
#if PRINT_LEVEL < LOS_INFO_LEVEL
#define PRINT_INFO(fmt, args...)
#else
#define PRINT_INFO(fmt, args...) do{(PRINT("[INFO] "), PRINT(fmt, ##args));}while(0)
#endif
#define PRINT_DEBUG(fmt, args...) LOS_Printf(LOG_MODULE_KERNEL, LOG_DEBUG_LEVEL, fmt, ##args)
#define PRINT_INFO(fmt, args...) LOS_Printf(LOG_MODULE_KERNEL, LOG_INFO_LEVEL, fmt, ##args)
#define PRINT_WARN(fmt, args...) LOS_Printf(LOG_MODULE_KERNEL, LOG_WARN_LEVEL, fmt, ##args)
#define PRINT_ERR(fmt, args...) LOS_Printf(LOG_MODULE_KERNEL, LOG_ERR_LEVEL, fmt, ##args)
#define PRINTK(fmt, args...) LOS_Printf(LOG_MODULE_KERNEL, LOG_COMMON_LEVEL, fmt, ##args)
#define PRINT_EMG(fmt, args...) LOS_Printf(LOG_MODULE_KERNEL, LOG_EMG_LEVEL, fmt, ##args)
#if PRINT_LEVEL < LOS_WARN_LEVEL
#define PRINT_WARN(fmt, args...)
#else
#define PRINT_WARN(fmt, args...) do{(PRINT("[WARN] "), PRINT(fmt, ##args));}while(0)
#endif
#if PRINT_LEVEL < LOS_ERR_LEVEL
#define PRINT_ERR(fmt, args...)
#else
#define PRINT_ERR(fmt, args...) do{(PRINT("[ERR] "), PRINT(fmt, ##args));}while(0)
#endif
#if PRINT_LEVEL < LOS_COMMOM_LEVEL
#define PRINTK(fmt, args...)
#else
#define PRINTK(fmt, args...) PRINT(fmt, ##args)
#endif
#if PRINT_LEVEL < LOS_EMG_LEVEL
#define PRINT_EMG(fmt, args...)
#else
#define PRINT_EMG(fmt, args...) do{(PRINT("[EMG] "), PRINT(fmt, ##args));}while(0)
#endif
#define PRINT_RELEASE(fmt, args...) PRINT(fmt, ##args)
#if PRINT_LEVEL < LOS_ERR_LEVEL
#if PRINT_LEVEL < LOG_ERR_LEVEL
#define LOS_ASSERT(judge)
#else
#define LOS_ASSERT(judge) \
do { \
if ((judge) == 0) { \
OsDoExcHook(EXC_ASSERT); \
(VOID)LOS_IntLock(); \
PRINT_ERR("ASSERT ERROR! %s, %d, %s\n", __FILE__, __LINE__, __func__); \
while (1) { } \