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