IRQ_DES

struct IRQ_Des_s {
    WORD IRQD_Flags;       // flags; see below
    WORD IRQD_Alloc_Num;   // allocated IRQ number
    WORD IRQD_Req_Mask;    // mask for requested IRQs
    WORD IRQD_Alloc_Mask;  // allocated IRQ mask
};
typedef struct IRQ_Des_s IRQ_DES;

Contains information about the IRQ descriptors.

IRQD_Flags

Flags. Can be fIRQD_Share to indicate IRQ can be shared.