OS_GetIrqMask

Syntax

#include <nitro/os.h>

OSIrqMask OS_GetIrqMask( void );

Arguments

None.

Return Values

The setting for the current IRQ interrupt cause. See below for information about causes. This function returns the logical sum of the enabled causes.

? Types of Interrupts

Description

Obtains the setting for the currently established IRQ interrupt cause

Internal Operation

Reads IE (Interrupt Enable) of the I/O register and returns that value.

See Also

OS_SetIrqMask, OS_EnableIrqMask, OS_DisableIrqMask

Revision History

2008/06/18 Moved the types of interrupts to a separate page.
2005/03/08 Unified the Japanese term for "interrupt."
2004/12/08 Added warning about OS_IE_KEY.
2004/11/24 Deleted OS_IE_SIO.
2004/09/01 Changed "subprocessor" to "ARM7" and "between subprocessors" to "between the ARM7 and ARM9."
2003/12/01 Initial version.


CONFIDENTIAL