!169 feat: L0支持低功耗投票框架

Merge pull request !169 from zhushengle/PM

kernel/include/los_config.h

@@ -641,10 +641,34 @@ extern UINT8 *m_aucSysMem0;
 
 /**
  * @ingroup los_config
- * When the tick timer is a non-64/128-bit timer, it has ultra-low power compensation.
+ * Configuration item for low power frame tailoring
  */
-#ifndef LOSCFG_BASE_CORE_SCHED_SLEEP
-#define LOSCFG_BASE_CORE_SCHED_SLEEP                         0
+#ifndef LOSCFG_KERNEL_PM
+#define LOSCFG_KERNEL_PM                                     1
+#endif
+
+/**
+ * @ingroup los_config
+ * Configuration item for priority of low-power task.
+ */
+#ifndef LOSCFG_KERNEL_PM_TASK_PTIORITY
+#define LOSCFG_KERNEL_PM_TASK_PTIORITY                       1
+#endif
+
+/**
+ * @ingroup los_config
+ * Configuration item for stack size of low-power task.
+ */
+#ifndef LOSCFG_KERNEL_PM_TASK_STACKSIZE
+#define LOSCFG_KERNEL_PM_TASK_STACKSIZE                      0x800
+#endif
+
+/**
+ * @ingroup los_config
+ * Configuration item for low power frame debug tailoring
+ */
+#ifndef LOSCFG_KERNEL_PM_DEBUG
+#define LOSCFG_KERNEL_PM_DEBUG                               0
 #endif
 
 /**

kernel/include/los_sched.h

@@ -55,7 +55,7 @@ VOID OsSchedSetIdleTaskSchedParam(LosTaskCB *idleTask);
 
 UINT32 OsSchedSwtmrScanRegister(SchedScan func);
 
-VOID OsSchedUpdateExpireTime(UINT64 startTime);
+VOID OsSchedUpdateExpireTime(UINT64 startTime, BOOL timeUpdate);
 
 VOID OsSchedTaskDeQueue(LosTaskCB *taskCB);
 
@@ -83,27 +83,64 @@ BOOL OsSchedTaskSwitch(VOID);
 
 LosTaskCB *OsGetTopTask(VOID);
 
+UINT32 OsSchedRealSleepTimeSet(VOID (*func)(UINT64));
+
+VOID OsSchedTimerBaseReset(UINT64 currTime);
+
+/**
+ * @ingroup los_sched
+ * @brief Get the time, in nanoseconds, remaining before the next tick interrupt response.
+ *
+ * @par Description:
+ * This API is used to get the time, in nanoseconds, remaining before the next tick interrupt response.
+ *
+ * @attention None.
+ *
+ * @param  None.
+ *
+ * @retval #time, in nanoseconds.
+ * @par Dependency:
+ * <ul><li>los_sched.h: the header file that contains the API declaration.</li></ul>
+ * @see
+ */
+extern UINT64 LOS_SchedTickTimeoutNsGet(VOID);
+
+/**
+ * @ingroup los_sched
+ * @brief The system-provided tick interrupt handler.
+ *
+ * @par Description:
+ * This API is used to wake up a task that is blocked by time.
+ *
+ * @attention None.
+ *
+ * @param  None.
+ *
+ * @retval None.
+ * @par Dependency:
+ * <ul><li>los_sched.h: the header file that contains the API declaration.</li></ul>
+ * @see
+ */
 extern VOID LOS_SchedTickHandler(VOID);
 
+/**
+ * @ingroup los_sched
+ * @brief Trigger a system dispatch.
+ *
+ * @par Description:
+ * This API is used to trigger a system dispatch.
+ *
+ * @attention None.
+ *
+ * @param  None.
+ *
+ * @retval None.
+ * @par Dependency:
+ * <ul><li>los_sched.h: the header file that contains the API declaration.</li></ul>
+ * @see
+ */
 extern VOID LOS_Schedule(VOID);
 
-#if (LOSCFG_BASE_CORE_SCHED_SLEEP == 1)
-VOID OsSchedUpdateSleepTime(VOID);
-
-VOID OsSchedToSleep(VOID);
-
-typedef UINT32 (*SchedSleepInit)(VOID);
-
-typedef VOID (*SchedSleepStart)(UINT64);
-
-typedef VOID (*SchedSleepStop)(VOID);
-
-typedef UINT64 (*SchedSleepGetSleepTimeNs)(VOID);
-
-extern UINT32 LOS_SchedSleepInit(SchedSleepInit init, SchedSleepStart start,
-                                 SchedSleepStop stop, SchedSleepGetSleepTimeNs getTime);
-#endif
-
 #ifdef __cplusplus
 #if __cplusplus
 }

kernel/include/los_task.h

@@ -1636,6 +1636,8 @@ extern UINT32 OsGetAllTskInfo(VOID);
 
 extern VOID *OsTskUserStackInit(VOID* stackPtr, VOID* userSP, UINT32 userStackSize);
 
+extern UINT32 OsPmEnterHandlerSet(VOID (*func)(BOOL));
+
 #ifdef __cplusplus
 #if __cplusplus
 }

kernel/include/los_tick.h

@@ -124,6 +124,12 @@ extern UINT64 LOS_SysCycleGet(VOID);
 
 #define OS_NS_PER_TICK         (OS_SYS_NS_PER_SECOND / LOSCFG_BASE_CORE_TICK_PER_SECOND)
 
+#define OS_SYS_CYCLE_TO_NS(cycle, freq)  (((cycle) / (freq)) * OS_SYS_NS_PER_SECOND + \
+    ((cycle) % OS_SYS_CLOCK) * OS_SYS_NS_PER_SECOND / (freq))
+
+#define OS_SYS_NS_TO_CYCLE(time, freq) (((time) / OS_SYS_NS_PER_SECOND) * (freq) +     \
+    (time % OS_SYS_NS_PER_SECOND) * (freq) / OS_SYS_NS_PER_SECOND)
+
 /**
  * @ingroup los_tick
  * System time basic function error code: Null pointer.