irqlock.h File Reference

Saving, disabling and restoring the interrupt master enable. More...

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Macros
#define	IME_SAVE(ime, saved)
	Saves the original IME value in saved.
#define	IME_DISABLE(ime)
	Disables interrupts.
#define	IME_RESTORE(ime, saved)
	Restores IME from saved.
#define	IRQ_LOCK(saved)
	Disables interrupts and saves IME in saved; IRQ_UNLOCK restores it.
#define	IRQ_UNLOCK(saved)
	Restores the IME value saved by IRQ_LOCK.

Detailed Description

Saving, disabling and restoring the interrupt master enable.

Definition in file irqlock.h.

Macro Definition Documentation

IME_SAVE

#define IME_SAVE	(		ime,
			saved )

Value:

do {                                                                         \
  (saved) = *(ime);                                                          \
} while (0)

Saves the original IME value in saved.

Definition at line 17 of file irqlock.h.

Referenced by SerialRuntime_Initialize().

IME_DISABLE

#define IME_DISABLE

(

ime

)

Value:

do {                                                                         \
  *(ime) = (u16)(u32)(ime);                                                  \
} while (0)

Disables interrupts.

Definition at line 23 of file irqlock.h.

Referenced by SerialRuntime_Initialize().

IME_RESTORE

#define IME_RESTORE	(		ime,
			saved )

Value:

do {                                                                         \
  *(ime) = (saved);                                                          \
} while (0)

Restores IME from saved.

Definition at line 32 of file irqlock.h.

IRQ_LOCK

#define IRQ_LOCK

(

saved

)

Value:

do {                                                                         \
  volatile u16 *ime_ = &REG_IME;                                             \
                                                                             \
  IME_SAVE(ime_, saved);                                                     \
  IME_DISABLE(ime_);                                                         \
} while (0)

Disables interrupts and saves IME in saved; IRQ_UNLOCK restores it.

Definition at line 38 of file irqlock.h.

Referenced by BattlePresentation_AppendLinkedActions(), LinkLobby_InitializeSerial(), Runtime_SetIrqHandler(), Scheduler_AddOrUpdateCallback(), Scheduler_FindCallback(), Scheduler_RemoveCallback(), Scheduler_ResumeOverlayTasks(), Scheduler_ResumeTasks(), Scheduler_SetTaskFlags(), Scheduler_SuspendOverlayTasks(), Scheduler_SuspendTasks(), SerialRuntime_BeginReceive(), and SerialRuntime_BeginSend().

IRQ_UNLOCK

#define IRQ_UNLOCK

(

saved

)

Value:

do {                                                                         \
  REG_IME = saved;                                                           \
} while (0)

Restores the IME value saved by IRQ_LOCK.

Definition at line 50 of file irqlock.h.

Referenced by BattlePresentation_AppendLinkedActions(), LinkLobby_InitializeSerial(), Runtime_SetIrqHandler(), Scheduler_AddOrUpdateCallback(), Scheduler_FindCallback(), Scheduler_RemoveCallback(), Scheduler_ResumeOverlayTasks(), Scheduler_ResumeTasks(), Scheduler_SetTaskFlags(), Scheduler_SuspendOverlayTasks(), Scheduler_SuspendTasks(), SerialRuntime_BeginReceive(), SerialRuntime_BeginSend(), and SerialRuntime_Initialize().