On Time RTOS-32 Documentation

RTTarget-32 Programming Manual

RTTarget-32 Reference Manual

RTTarget-32 Configuration

Interrupt Handling

Function RTSaveVector

Function RTRestoreVector

Function RTSetIntVector

Function RTSetTrapVector

Function RTEnableIRQ

Function RTDisableIRQ

Function RTIRQIsMasked

Function RTIRQEnd

Function RTInstallSharedIRQHandlerEx

Function RTInstallSharedIRQHandler

Function RTRemoveSharedIRQHandlerEx

Function RTRemoveSharedIRQHandler

Function RTDisableInterrupts

Function RTEnableInterrupts

Function RTSaveAndDisableInterrupts

Function RTRestoreInterrupts

Function RTInstallISR

System Functions

Program Loading

Memory Mapping and Management

Real-Time Clock and CMOS RAM

Mouse and Touch Screen Driver

Parallel Port Printer

Serial Port I/O

Plug-and-Play BIOS

PC Cards (PCMCIA)

MetaWINDOW Initialization

Run-Time System Support

System Management BIOS (SMBIOS)

Advanced Programmable Interrupt Controller (APIC)

Multiprocessor Management

Advanced Configuration and Power Interface (ACPI) Tables

Extended RAM Management

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Function RTIRQIsMasked

RTIRQIsMasked determines whether an IRQ is currently masked:

int RTIRQIsMasked(int IRQ);

Parameters

IRQ

Interrupt Request Line to query. Must be in the range 0 .. 31.

return value

Zero if the IRQ is not masked and non-zero if it is masked.

Function RTDisableIRQ

Down Function RTIRQEnd