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Directory transmitter renamed to radio

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This commit is contained in:
Bertrand Songis
2013-12-02 07:13:57 +01:00
parent f4df52a033
commit 942e658c8e
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radio/src/CoOS/kernel/core.c
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/**
*******************************************************************************
* @file core.c
* @version V1.1.4
* @date 2011.04.20
* @brief Core implementation code of CooCox CoOS kernel.
*******************************************************************************
* @copy
*
* INTERNAL FILE,DON'T PUBLIC.
*
* <h2><center>&copy; COPYRIGHT 2009 CooCox </center></h2>
*******************************************************************************
*/
/*---------------------------- Include ---------------------------------------*/
#include <coocox.h>
/*---------------------------- Variable Define -------------------------------*/
volatile U8 OSIntNesting = 0; /*!< Use to indicate interrupt nesting level*/
volatile U8 OSSchedLock = 0; /*!< Task Switch lock. */
volatile BOOL TaskSchedReq = Co_FALSE;
/**
*******************************************************************************
* @brief Enter a ISR.
* @param[in] None
* @param[out] None
* @retval None
*
* @par Description
* @details This function is called to notify OS when enter to an ISR.
*
* @note When you call API in ISR,you must call CoEnterISR() before your
* interrupt handler code,and call CoExitISR() after your handler
* code and before exiting from ISR.
*******************************************************************************
*/
void CoEnterISR(void)
{
Inc8(&OSIntNesting); /* OSIntNesting increment */
}
/**
*******************************************************************************
* @brief Exit a ISR.
* @param[in] None
* @param[out] None
* @retval None
*
* @par Description
* @details This function is called when exit from a ISR.
*
* @note
*******************************************************************************
*/
void CoExitISR(void)
{
Dec8(&OSIntNesting); /* OSIntNesting decrease */
if( OSIntNesting == 0) /* Is OSIntNesting == 0? */
{
if(TaskSchedReq == Co_TRUE)
{
OSSchedLock++;
Schedule(); /* Call task schedule */
OSSchedLock--;
}
}
}
/**
*******************************************************************************
* @brief Unlock schedule
* @param[in] None
* @param[out] None
* @retval None
*
* @par Description
* @details This function is called to unlock schedule(i.e.enable schedule again)
*
* @note
*******************************************************************************
*/
void OsSchedUnlock(void)
{
if(OSSchedLock == 1) /* Is OSSchedLock == 0? */
{
#if CFG_TASK_WAITTING_EN > 0
if(IsrReq == Co_TRUE)
{
RespondSRQ(); /* Respond service request */
}
#endif
/* Judge task state change or higher PRI task coming in */
if(TaskSchedReq == Co_TRUE)
{
Schedule(); /* Call task schedule */
}
OSSchedLock = 0;
}
else
{
OSSchedLock--;
}
}
/**
*******************************************************************************
* @brief Lock schedule
* @param[in] None
* @param[out] None
* @retval None
*
* @par Description
* @details This function is called in application code to lock schedule.
*
* @note
*******************************************************************************
*/
void CoSchedLock(void)
{
OsSchedLock(); /* Lock schedule */
}
/**
*******************************************************************************
* @brief Unlock schedule
* @param[in] None
* @param[out] None
* @retval None
*
* @par Description
* @details This function is called in APP to unlock schedule.
*
* @note
*******************************************************************************
*/
void CoSchedUnlock(void)
{
OsSchedUnlock(); /* Unlock schedule */
}
/**
*******************************************************************************
* @brief Initialize OS
* @param[in] None
* @param[out] None
* @retval None
*
* @par Description
* @details This function is called to initialize OS.
*
* @note You must call this function first,before any other OS API function
*
* @code There is a example for useage of this function,as follows:
* e.g.
* ... // Your target initial code.
*
* OsInit(); // Initial OS.
* CreateTask(...); // Create tasks.
* ...
* OsStart(); // Start multitask.
* @endcode
*******************************************************************************
*/
void CoInitOS(void)
{
InitSysTick(); /* Initialize system tick. */
InitInt(); /* Initialize PendSV,SVC,SysTick interrupt */
CreateTCBList(); /* Create TCB list. */
#if CFG_EVENT_EN > 0
CreateEventList(); /* Create event control list. */
#endif
#if CFG_KHEAP_EN > 0
CoCreateKheap(); /* Create kernel heap within user define */
#endif
OsSchedLock(); /* Lock Schedule */
/* Create first task -- IDLE task. */
CoCreateTask( CoIdleTask,
Co_NULL,
CFG_LOWEST_PRIO,
&idle_stk[CFG_IDLE_STACK_SIZE-1],
CFG_IDLE_STACK_SIZE
);
/* Set PSP for CoIdleTask coming in */
SetEnvironment(&idle_stk[CFG_IDLE_STACK_SIZE-1]);
}
/**
*******************************************************************************
* @brief Start multitask
* @param[in] None
* @param[out] None
* @retval None
*
* @par Description
* @details This function is called to start multitask.After it is called,
* OS start schedule task by priority or/and time slice.
* @note This function must be called to start OS when you use CoOS,and must
* call after CoOsInit().
*******************************************************************************
*/
void CoStartOS(void)
{
TCBRunning = &TCBTbl[0]; /* Get running task */
TCBNext = TCBRunning; /* Set next scheduled task as running task */
TCBRunning->state = TASK_RUNNING; /* Set running task status to RUNNING */
RemoveFromTCBRdyList(TCBRunning); /* Remove running task from READY list */
OsSchedUnlock(); /* Enable Schedule,call task schedule */
}
/**
*******************************************************************************
* @brief Get OS version
* @param[in] None
* @param[out] None
* @retval The value is version of OS mutipled by 100.
*
* @par Description
* @details This function is used to return the version number of CooCox OS.
* the return value corresponds to CooCox's version number multiplied
* by 100. In other words, version 1.02 would be returned as 102.
*******************************************************************************
*/
OS_VER CoGetOSVersion(void)
{
return OS_VERSION; /* Get CooCox CoOS version */
}