Operating System (OS) Function List

Initialization

OS_Init Initializes the system.
OS_InitChina Initializes the system for applications designed for China.
NitroStartUp Describes initialization processes to be run before static constructor calls.
NitroStaticInit Describes the static initializer.

Reset

OS_InitReset Initializes the software reset system.
OS_ResetSystem Resets the software and reruns the program.
OS_GetResetParameter Gets the reset parameter value.

Jumping to the System Menu or NAND Applications

OS_JumpToSystemMenu Performs a hardware reset and returns to the System Menu.
OS_RebootSystem Performs a hardware reset and then restarts the calling application.
OS_JumpToWirelessSetting Performs a hardware reset and jumps to the InternetWireless Communications item in the System Settings.
OS_JumpToInternetSetting Performs a hardware reset and jumps to the Internet item in the System Settings.
OS_JumpToEULAViewer Performs a hardware reset and jumps to the InternetUser Agreement item in the System Settings.
OS_IsRebooted Determines whether the active application has been restarted by OS_RebootSystem.
OS_IsBootFromSystemMenu Checks whether the active application was started from the System Menu.

System State

OS_EnableInterrupts Enables CPSR IRQ interrupts.
OS_DisableInterrupts Disables CPSR IRQ interrupts.
OS_RestoreInterrupts Puts CPSR IRQ interrupts into the specified state.
OS_EnableInterrupts_IrqAndFiq Enables IRQ and FIQ interrupts in CPSR.
OS_DisableInterrupts_IrqAndFiq Prohibits IRQ and FIQ interrupts in CPSR.
OS_RestoreInterrupts_IrqAndFiq Sets IRQ and FIQ interrupts in CPSR to a specified status.
OS_GetCpsrIrq Gets current CPSR IRQ and FIQ interrupts.
OS_GetProcMode Gets current processor mode.
OS_Halt Sets the processor to HALT status.
OS_Terminate Sets the processor to HALT status and loops.
OS_Exit Displays the exit status and calls the OS_Terminate function.
OS_FExit Displays the exit status and calls the OS_Terminate function. (Output is specified.)
OS_SpinWait Sets the processor to idle. (Based on the 2x multiplier of the base cycle.)
OS_SpinWaitCpuCycles Sets the processor to idle. (Based on CPU cycles.)
OS_SpinWaitSysCycles Sets the processor to idle. (Based on the base cycle.)

TCM

OS_EnableITCM Enables the Instruction TCM.
OS_DisableITCM Disables the Instruction TCM.
OS_GetITCMAddress Gets ITCM address.
OS_EnableDTCM Enables data TCM.
OS_DisableDTCM Disables data TCM.
OS_SetITCMParam Sets instruction TCM parameters.
OS_GetITCMParam Gets instruction TCM parameters.
OS_SetDTCMParam Sets data TCM parameters.
OS_GetDTCMParam Gets data TCM parameters.
OS_SetDTCMAddress Sets the data TCM address.
OS_GetDTCMAddress Gets the data TCM address.

Protection Unit

OS_EnableProtectionUnit Enables the protection unit.
OS_DisableProtectionUnit Disables the protection unit.
OS_SetProtectionRegion Sets the protection region.
OS_SetProtectionRegionParam Sets the protection region parameters.
OS_GetProtectionRegionAddress Gets the base address of the protection region.
OS_GetProtectionRegionSize Gets the size of the protection region.
OS_GetProtectionRegionParam Gets the parameters of the protection region.
OS_DumpProtectionRegion Displays the status of the protection region settings. (Used in debugging.)

Exceptions

OS_InitException Initializes the exception display system.
OS_SetUserExceptionHandler Sets the user handler to be used when an exception is generated.
OS_SetExceptionVectorLower Sets the exception vector position as a normalized address.
OS_SetExceptionVectorUpper Sets the exception vector position as a high vector.

Interrupts

Types of Interrupts Lists the NITRO and TWL interrupt types.
OS_GetIrq Gets the current IRQ interrupt permission status.
OS_EnableIrq Enables all IRQ interrupts.
OS_DisableIrq Disables all IRQ interrupts.
OS_RestoreIrq Puts all interrupts into a specified state.
OS_SetIrqMask Sets IRQ interrupt parameters.
OS_GetIrqMask Gets currently established IRQ interrupt parameters.
OS_EnableIrqMask Enables IRQ of the specified interrupt parameters.
OS_DisableIrqMask Disables IRQ of the specified interrupt parameters.
OS_ResetRequestIrqMask Releases the specified interrupt cause parameters.
OS_GetRequestIrqMask Gets current interrupt request.
OS_InitIrqTable Initializes IRQ handler table.
OS_SetIrqFunction Sets handler corresponding to the specified IRQ.
OS_GetIrqFunction Gets a handler corresponding to the specified IRQ.
OS_SetIrqCheckFlag Sets the interrupt check flag.
OS_ClearIrqCheckFlag Clears the interrupt check flag.
OS_GetIrqCheckFlag Gets the interrupt check flag.
OS_WaitIrq Waits for the specified IRQ.
OS_WaitAnyIrq Waits for all IRQs.
OS_WaitInterrupt Waits for the specified IRQ. (A thread switch is not performed.)
OS_WaitVBlankIntr Waits for V-Blank. (A thread switch is performed.)
OS_GetVBlankCount Gets the value of the V-Blank counter.

Timer

OS_StartTimer Starts the timer. The counter value is 16-bit.
OS_StartTimer32 When two timers are used, starts the 32-bit long timer.
OS_StartTimer48 When three timers are used, starts the 48-bit long timer.
OS_StartTimer64 When four timers are used, starts the 64-bit long timer.
OS_StopTimer Stops the timer. The counter value is 16-bit.
OS_StopTimer32 Stops both timers. Used when there is a 32-bit timer.
OS_StopTimer48 Stops all three timers. Used when there is a 48-bit timer.
OS_StopTimer64 Stops all four timers. Used when there is a 64-bit timer.

Alarms

OS_InitAlarm Allocates a timer for an alarm system and initializes it.
OS_EndAlarm Frees a timer that was allocated to an alarm system.
OS_IsAlarmAvailable Checks whether an alarm system is initialized and available.
OS_CreateAlarm Initializes the alarm structure.
OS_SetAlarm Sets an alarm.
OS_SetPeriodicAlarm Sets a periodic alarm.
OS_SetAlarmTag Sets a tag to an alarm.
OS_CancelAlarm Cancels an alarm.
OS_CancelAlarms Cancels alarms that have a specified tag.
OS_CancelAllAlarms Cancels all alarms.

V-Count Alarms

OS_InitVAlarm Initializes a V-Count alarm system.
OS_EndVAlarm Ends a V-Count alarm system.
OS_IsVAlarmAvailable Checks whether a V-Count alarm system is initialized and available.
OS_CreateVAlarm Initializes a V-Count alarm structure.
OS_SetVAlarm Sets a V-Count alarm.
OS_SetOneTimeVAlarm Sets a V-Count alarm. (Function added to maintain backward compatibility.)
OS_SetPeriodicVAlarm Sets a periodic V-Count alarm.
OS_SetVAlarmTag Sets a tag to a V-Count alarm.
OS_CancelVAlarm Cancels a V-Count alarm.
OS_CancelVAlarms Cancels V-Count alarms that have a specified tag.
OS_CancelAllVAlarms Cancels all V-Count alarms.

Time

OS_InitTick Allocates a timer for ticks.
OS_IsTickAvailable Checks whether a tick is initialized and available.
OS_GetTick Gets a tick value.
OS_GetTickLo Gets the low-order 16-bit value of a tick.
OS_SetTick Sets a tick value.
OS_MicroSecondsToTicks* Converts from microseconds to a tick value.
OS_MilliSecondsToTicks* Converts from milliseconds to a tick value.
OS_SecondsToTicks* Converts from seconds to a tick value.
OS_TicksToMicroSeconds* Converts from a tick value to microseconds.
OS_TicksToMilliSeconds* Converts from a tick value to milliseconds.
OS_TicksToSeconds* Converts from a tick value to seconds.

Thread

OS_InitThread Initializes a thread.
OS_IsThreadAvailable Checks whether a thread is initialized and available.
OS_CreateThread Creates threads.
OS_InitThreadQueue Creates a thread queue.
OS_ExitThread Exits the current thread. Calls the destructor thread.
OS_KillThread Ends the specified thread. Calls the destructor thread.
OS_KillThreadWithPriority Sets the priority for the specified thread, and then exits. Calls the destructor thread.
OS_DestroyThread Ends the specified thread. The thread destructor is not called.
OS_JoinThread Joins a thread and waits for it to terminate.
OS_IsThreadTerminated Determines whether the thread has completed.
OS_SelectThread Specifies the next thread to be run.
OS_SetSwitchThreadCallback Sets the callback during thread-switching.
OS_RescheduleThread Schedules threads.
OS_YieldThread Allows threads with the same priority level to run and performs thread scheduling.
OS_SleepThread Puts the current thread into a sleep state.
OS_SleepThreadDirect Puts the specified thread into a sleep state.
OS_Sleep Puts threads into a sleep state for a specified time.
OS_WakeupThread Puts all threads registered in the queue into an operable state.
OS_WakeupThreadDirect Puts the specified thread into an operable state.
OS_SetThreadPriority Sets thread priority.
OS_GetThreadPriority Gets thread priority.
OS_GetCurrentThread Gets the current thread.
OS_GetNumberOfThread Gets the number of existing threads.
OS_DisableScheduler Stops thread rescheduling temporarily.
OS_EnableScheduler Restarts thread rescheduling.
OS_SetThreadParameter Sets user parameters.
OS_GetThreadParameter Gets user parameters.
OS_SetThreadDestructor Sets the thread destructor.
OS_GetThreadDestructor Gets the thread destructor.
OS_SetThreadDestructorStack Sets the stack to run the thread destructor.
OS_DumpThreadList Displays all threads (for debugging).

Exclusion Control

OS_InitMutex Initializes the mutex structure used for exclusive control.
OS_LockMutex Locks a thread using mutex.
OS_UnlockMutex Releases a lock set on a thread by mutex.
OS_TryLockMutex Tries to lock the thread using mutex.
OS_LockMutexR Locks a thread using mutex. (read lock)
OS_LockMutexW Locks a thread using mutex. (write lock)
OS_UnlockMutexR Releases a lock set on a thread by mutex. (read lock)
OS_UnlockMutexW Releases a lock set on a thread by mutex. (write lock)
OS_UnlockMutexRW Releases a lock set on a thread by mutex. (read/write lock)
OS_TryLockMutexR Tries to lock the thread using mutex. (read lock)
OS_TryLockMutexW Tries to lock the thread using mutex. (write lock)
OS_LockMutexFromRToW Changes a read lock mutex to write lock.
OS_LockMutexFromWToR Changes a write lock mutex to read lock.
OS_TryLockMutexFromRToW Tries to change the read lock mutex to write lock.
OS_TryLockMutexFromWToR Tries to change the write lock mutex to read lock.
OS_InitLock Performs exclusive-control initialization.
OS_LockCard Spin-locks the card for exclusive control.
OS_LockCartridge Spin-locks the Game Pak for exclusive control.
OS_UnlockCard Releases a spin lock for a card.
OS_UnlockCartridge Releases a spin lock for a Game Pak.
OS_TryLockCard Attempts to spin-lock a card for exclusive control.
OS_TryLockCartridge Attempts to spin-lock a Game Pak for exclusive control.
OS_GetLockID Gets the lock ID for a spin lock.
OS_ReleaseLockID Releases the lock ID for a spin lock.

Context

OS_InitContext Initializes context.
OS_SaveContext Saves current context.
OS_LoadContext Loads current context.
OS_DumpContext Displays contents of the context structure (for debugging).

Messages

OS_InitMessageQueue Initializes the message queue structure.
OS_SendMessage Inserts a message at the end of the message queue.
OS_JamMessage Inserts a message at the beginning of the message queue.
OS_ReceiveMessage Extracts a message from the message queue.
OS_ReadMessage Copies the message that is first in the message queue.

Events

OS_InitEvent Initializes the event structure.
OS_WaitEvent* Waits for an event.
OS_SignalEvent Signals a thread that is waiting for an event.
OS_PollEvent* Finds out whether the completion conditions have been met to stop waiting for an event.
OS_ClearEvent Clears the specified event flag.
OS_ClearAllEvent Clears all event flags.

Cache

DC_Enable Allows all data caches to be used.
DC_Disable Prohibits all data caches from being used.
DC_Restore Specifies whether to allow use of all data caches.
DC_InvalidateAll Invalidates the data in the entire data cache region.
DC_StoreAll
(DC_CleanAll)
Stores all data from data cache regions to memory.
DC_FlushAll
(DC_CleanAndInvalidateAll)
Flushes all data in all data caches.
DC_InvalidateRange Invalidates data in the specified data cache region.
DC_StoreRange
(DC_CleanRange)
Stores data in the specified region of data cache to memory.
DC_FlushRange
(DC_CleanAndInvalidateRange)
Flushes the data cache in the specified region.
DC_TouchRange Does nothing.
DC_LockdownRange Locks the specified range of data cache.
DC_Unlockdown Releases the data cache in block-sized units.
DC_UnlockdownAll Releases the entire data cache.
DC_WaitWriteBufferEmpty Waits for the write buffer to empty.
IC_Enable Allows the use of all instruction caches.
IC_Disable Prohibits the use of all instruction caches.
IC_Restore Specifies whether to permit use of all instruction caches.
IC_InvalidateAll Invalidates instruction code in the entire instruction cache region.
IC_InvalidateRange Disables the specified range of instruction cache.
IC_PrefetchRange Pre-fetches the specified range of instruction cache.
IC_LockdownRange Locks down the specified range of instruction cache.
IC_Unlockdown Releases the instruction cache in block-sized units.
IC_UnlockdownAll Releases the entire instruction cache.

Arena

OS_InitArena Initializes the arena.
OS_EnableMainExArena Enables use of the main memory extended arena.
OS_DisableMainExArena Disables the main memory extended arena.
OS_SetArenaHi Sets the upper boundary of the arena.
OS_Set*ArenaHi Sets the upper boundary of the arena. (Arena specification)
OS_SetArenaLo Sets the lower boundary of the arena.
OS_Set*ArenaLo Sets the lower boundary of the arena. (Arena specification)
OS_GetArenaHi Obtains the upper boundary of the arena.
OS_Get*ArenaHi Gets the upper boundary of the arena. (Arena specification)
OS_GetArenaLo Obtains the lower boundary of the arena.
OS_Get*ArenaLo Gets the lower boundary of the arena. (Arena specification)
OS_AllocFromArenaHi Allocates a region of the specified size from the upper arena.
OS_AllocFrom*ArenaHi Allocates a region of the specified size from the upper arena. (Arena specification)
OS_AllocFromArenaLo Allocates a region of the specified size from the lower arena.
OS_AllocFrom*ArenaLo Allocates a region of the specified size from the lower arena. (Arena specification)
OS_DumpArenaInfo Displays the arena information. (Used in debugging.)
OS_DumpAllArenaInfo Displays information for all arenas. (Used in debugging.)

Memory Allocation

OS_InitAlloc Initializes memory allocation.
OS_ClearAlloc Clears memory allocation.
OS_CreateHeap Creates a heap.
OS_CreateExtraHeap Creates a heap. (Special use: Top of main memory 16 KB)
OS_DestroyHeap Destroys a heap.
OS_ClearHeap Initializes a heap
OS_ClearExtraHeap Initializes a heap. (Special use: Top of main memory 16 KB)
OS_AddToHeap Adds the specified memory block to the heap.
OS_AddExtraAreaToHeap Adds a memory block to a heap region. (Special use: Top of main memory 16 KB)
OS_SetCurrentHeap Sets the current heap.
OS_AllocFromHeap Allocates memory from the heap.
OS_AllocFrom* Allocates memory from the heap. (Arena specification)
OS_Alloc Allocates memory from the heap. (Main memory arena)
OS_AllocFixed Allocates the specified region.
OS_FreeToHeap Frees memory to the heap.
OS_FreeTo* Deallocates memory to the heap. (Arena specification)
OS_Free Deallocates memory to the heap. (Main memory arena)
OS_FreeAllToHeap Frees all allocated memory to the heap.
OS_FreeAllTo* Deallocates all allocated memory to the heap. (Arena specification)
OS_FreeAll Deallocates all allocated memory to the heap. (Main memory arena)
OS_CheckHeap Checks the heap.
OS_DumpHeap Displays heap contents (for debugging).
OS_ReferentSize Gets the size of the memory block (excluding the header).
OS_VisitAllocated Applies the specified function to all memory blocks.
OS_GetTotalAllocSize Gets the total size of the memory blocks allocated to the heap. The header is not included.
OS_GetTotalOccupiedSize Gets the total size of the memory blocks (including the header) allocated to the heap.
OS_GetTotalFreeSize Gets the total size of free blocks in heaps.
OS_GetMaxFreeSize Gets the size of the largest free block in heaps.
OS_IsOnMainMemory Checks whether the memory address specified by the pointer exists on the main memory.
OS_IsOnExtendedMainMemory Checks whether the memory address specified by the pointer exists on the extended main memory.
OS_IsOnWramA Checks whether the memory address indicated by the pointer exists in WRAM-A.
OS_IsOnWramB Checks whether the memory address specified by the pointer exists on the WRAM B.
OS_IsOnWramC Checks whether the memory address specified by the pointer exists on the WRAM C.
OS_IsOnWram0 Checks whether the memory address specified by the pointer exists on the WRAM 0.
OS_IsOnWram1 Checks whether the memory address specified by the pointer exists on the WRAM 1.
OS_IsOnWram Checks whether the memory address specified by the pointer exists on the WRAM.
OS_IsOnVram Checks whether the memory address specified by the pointer exists on the VRAM.
OS_IsOnItcm Checks whether the memory address indicated by the pointer exists in ITCM.
OS_IsOnDtcm Checks whether the memory address indicated by the pointer exists in DTCM.
OS_IsOnArm7PrvWram Checks whether the memory address indicated by the pointer exists in ARM7-dedicated WRAM.

System Information

OS_GetOwnerInfo Gets owner information.
OS_GetOwnerInfoEx Gets owner information.
OSOwnerInfo Structure that specifies owner information.
OSOwnerInfoEx Structure that specifies owner information.
OS_GetOwnerRtcOffset Gets RTC modification offset information.
OS_GetMacAddress Gets the unique MAC address for the Nintendo DS system.
OS_GetFavoriteColorTable Gets a pointer to an array containing the RGBA color values that correspond to the IPL favorite color menu.
OS_GetFavoriteColor Gets the color value of the "favorite color" from the owner information.
OS_FAVORITE_COLOR_* Definition value of the "favorite color" from the owner information.
OS_IsAvailableWireless Determine whether wireless communications features configured in the TWL console settings are available.
OS_IsAgreeEULA Determines whether the EULA has been agreed to on this system.
OS_GetAgreedEULAVersion Gets the EULA version that the end user of this system has agreed to.
OS_IsParentalControledApp Determines whether Parental Controls should be applied when an application is started up.
OS_IsRestrictPictoChatBoot Determines whether there is a restriction on starting PictoChat.
OS_IsRestrictBrowserBoot Determines whether there is a restriction on starting the Nintendo DSi browser.
OS_IsRestrictPrepaidPoint Determines whether there is a restriction on using Nintendo DSi Points.
OS_IsRestrictPhotoExchange Determines whether there is a restriction on exchanging photo data.
OS_IsRestrictUGC Determines whether there is a restriction on exchanging user-generated content.
OS_IsForceDisableWireless Determines whether use of wireless communications was prohibited when a TWL version was produced.
OS_GetRegion Gets the region information.
OS_GetRegionCodeA3 Gets a string that corresponds to the region code.
OS_GetRegionCodeA2 Converts the TWL's proprietary country and region code numbers into ISO 3166-1 alpha-2 format.
OS_GetLowEntropyData Different values are generated from system status each time it is run, and these values are returned.

Boot Information

OS_GetBootType Gets the current boot type.
OS_GetBootInfo Gets information about the current boot.

Operating Environment

OS_IsRunOnEmulator Checks whether the application is running on the ensata emulator. (Used in debugging)
OS_IsRunOnDebugger Checks whether the application is running on the debugger. (Used in debugging)
OS_IsRunOnTwl Checks whether the application is running in TWL mode.
OS_GetConsoleType Checks the operation environment of the application. Returns a constant value for FINALROM builds.
OS_GetRunningConsoleType Checks the operation environment of the application.
OS_IsCodecTwlMode Gets the operating mode of the CODEC.

Debug (String Display)

OS_PutString Outputs a string.
OS_FPutString Outputs a string. (Output is specified.)
OS_Printf Displays the string with formatting.
OS_FPrintf Displays the string with formatting. (Output is specified.)
OS_TPrintf Displays the string with formatting. This is a simplified version of OS_Printf.
OS_TFPrintf Displays the string with formatting. This is a simplified version of OS_Printf. (Output is specified.)
OS_VPrintf Displays the string with formatting. Uses the list of arguments.
OS_VFPrintf Displays the string with formatting. Uses the list of arguments. (Output is specified.)
OS_TVPrintf Displays the string with formatting. This is a simplified version of OS_VPrintf.
OS_TVFPrintf Displays the string with formatting. This is a simplified version of OS_VPrintf. (Output is specified.)
OS_SPrintf This function has been replaced with the STD_TSPrintf function.
OS_VSPrintf This function has been replaced with the STD_TVSPrintf function.
OS_SNPrintf This function has been replaced with the STD_TSNPrintf function.
OS_VSNPrintf This function has been replaced with the STD_TVSNPrintf function.
OS_TPrintfEx Displays the string with formatting. This is an extended version of OS_TPrintf.
OS_TFPrintfEx Displays the string with formatting. This is an extended version of OS_TPrintf. (Output is specified.)
OS_TVPrintfEx Displays the string with formatting. This is an extended version of OS_TVPrintf.
OS_TVFPrintfEx Displays the string with formatting. This is an extended version of OS_TVPrintf. (Output is specified.)
OS_VSNPrintfEx Outputs the formatted string to the memory with the argument list. (The size is specified.)
OS_Warning Displays a warning.
OS_FWarning Displays a warning. (Output is specified.)
OS_TWarning Displays a warning. This is the simple version of OS_Warning.
OS_TFWarning Displays a warning. This is the simple version of OS_Warning. (Output is specified.)
OS_SetPrintOutput Specifies the output destination for output functions.
OS_SetPrintBlockingMode Sets the output blocking mode.
OS_GetPrintBlockingMode Gets the output blocking mode settings.
OS_InitPrintServer Initializes for display of debug message from ARM7. There is normally no need for this.
OS_PrintServer Displays debug messages from ARM7. There is normally no need for this.

Debug (Assert)

SDK_ASSERT* Checks the requirements, displays a warning, and stops the application.
SDK_WARNING Checks the conditions and displays a warning.
OS_Panic Stops the application.
OS_FPanic Stops the application. (Output is specified.)
OS_TPanic Stops the application. This is a simplified version of OS_Panic.
OS_TFPanic Stops the application. This is a simplified version of OS_Panic. (Output is specified.)
SDK_COMPILER_ASSERT Conditions are inspected when compiling, and if conditions are not met, a compile error is raised.

Debug (Function Call Trace)

OS_InitCallTrace Sets the buffer of the function call trace.
OS_DumpCallTrace Displays the contents of the function call trace buffer.
OS_DumpThreadCallTrace Displays the contents of the function call trace buffer for the specified thread.
OS_CalcCallTraceLines Calculates the number of lines for the function call trace from the buffer size.
OS_CalcCallTraceBufferSize Calculates the buffer size for the function call trace from the number of lines.
OS_ClearCallTraceBuffer Clears the contents of the function call trace buffer.
OS_EnableCallTrace Enables the function call trace.
OS_DisableCallTrace Disables the function call trace.
OS_RestoreCallTrace Sets the function call trace to enabled or disabled.

Debug (Function Cost Measurement)

OS_InitFunctionCost Sets the function cost measurement buffer.
OS_CalcFunctionCostLines Calculates the amount of information for the function cost measurement from the buffer size.
OS_CalcFunctionCostBufferSize Calculates the buffer size for the function cost measurement from the number of lines.
OS_ClearFunctionCostBuffer Clears the contents of the function cost measurement buffer.
OS_CheckFunctionCostBuffer Checks whether the high-order position of the function cost calculation buffer was overwritten.
OS_EnableFunctionCost Enables function cost calculation.
OS_DisableFunctionCost Disables function cost calculation.
OS_RestoreFunctionCost Sets function cost measurement to enabled or disabled.
OS_InitStatistics Initializes the function cost calculation buffer.
OS_CheckStatisticsBuffer Checks whether the high-order position of the function cost statistics buffer was overwritten.
OS_CalcStatistics Gets the contents of the measurement buffer, and writes them to the function cost calculation buffer.
OS_CalcThreadStatistics Gets the contents of the measurement buffer and writes them to the function cost calculation buffer with a thread specification.
OS_DumpStatistics Outputs the contents of the function cost calculation buffer.

Debug (Stack Check)

OS_SetThreadStackWarningOffset Sets the warning level for the thread stack overflow check.
OS_CheckStack Checks the thread stack overflow.
OS_GetStackStatus Gets the stack overflow status of the thread.
OS_SetIrqStackChecker Sets the magic number to check whether the stack used for IRQ mode has overflowed.
OS_SetIrqStackWarningOffset Sets the warning level to check whether the stack used for IRQ mode has overflowed.
OS_CheckIrqStack Checks whether the stack used for IRQ mode has overflowed.
OS_GetIrqStackStatus Gets the overflow status of the stack used for IRQ mode.

Debug (Argument)

OS_GetArgc Gets the number of arguments.
OS_GetArgv Gets the string position of arguments.
OS_GetOpt* Gets information for the argument options for the command line.
OS_ConvertToArguments Converts strings to argument data.
OS_SetArgumentBuffer Sets argument data.
OS_GetArgumentBuffer Gets argument data.

CONFIDENTIAL