PSD_IRQ_EOI

PSD_IRQ_EOI keywords

Optional, Default, Can't Block

Issue an EOI.

This function is used to issue an End-Of-Interrupt.

Called in Kernel, and Interrupt mode.

Pointer to PSD_IRQ structure.

operation completed successfully.

operation failed.

typedef struct psd_irq_s{
   ulong_t flags;    (Input)
   ulong_t data;     (Input/Output)
   ulong_t procnum;  (Input)
} PSD_IRQ;

is the interrupt level to end.

is not used in this operation.

is the processor number of where the operation should take place.

If this function is omitted, OS/2 will perform all EOI operations for an 8259 Master/Slave based PIC system. The requests will be sent to CPU0 depending on the state of the INIT_GLOBAL_IRQ_ACCESS flag.