OS_DisableIrqMask

C Specification

#include <nitro/os.h>

OSIrqMask OS_DisableIrqMask( OSIrqMask intr );

Arguments

intr The IRQ interrupt cause to be prohibited (expressed as a logical sum)

Return Values

This is the IRQ interrupt cause that was set before this function is called.

Description

Sets IRQ interrupt parameters. In addition to the current setting, the designated cause's enable bit is disabled. Refer to OS_SetIrqMask for a description of each cause and its corresponding value.

Internal Operation

Operates on one of the IO registers, IE (Interrupt Enable).

See Also

OS_EnableIrqMask, OS_SetIrqMask

Revision History

03/08/2005 Standardized the Japanese term for "interrupt."
12/01/2003 Initial version.