freebsd5/sys/i386/isa/atpic.c
/*
 * Return a bitmap of the current interrupt requests.  This is 8259-specific
 * and is only suitable for use at probe time.
 */
Return a bitmap of the current interrupt requests.  This is 8259-specific
and is only suitable for use at probe time.
Return a bitmap of the current interrupt requests . This is 8259 - specific and is only suitable for use at probe time .
intrmask_t
isa_irq_pending(void)
{
	u_char irr1;
	u_char irr2;
	irr1 = inb(IO_ICU1);
	irr2 = inb(IO_ICU2);
	return ((irr2 << 8) | irr1);
}
intrmask_t isa_irq_pending ( void ) { u_char irr1 ; u_char irr2 ; irr1 = inb ( IO_ICU1 ) ; irr2 = inb ( IO_ICU2 ) ; return ( ( irr2 << 8 ) | irr1 ) ; }
Return a bitmap of the current interrupt requests.
Return a bitmap of the current interrupt requests .