~kris/9p

9hist

ref: 75d90bb5b7dfe29c85fbe05091c09cfc3e640de7 9hist/pc/io.h -rw-r--r-- 485 bytes
75d90bb5 — David du Colombier Plan 9 from Bell Labs 1991-08-28 35 years ago
                                                                                
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/*
 *  programmable interrupt vectors (for the 8259's)
 */
enum
{
	Faultvec=	14,		/* page fault */
	Int0vec=	16,		/* first 8259 */
	 Clockvec=	Int0vec+0,	/*  clock interrupts */
	 Kbdvec=	Int0vec+1,	/*  keyboard interrupts */
	 Uart1vec=	Int0vec+3,	/*  modem line */
	 Uart0vec=	Int0vec+4,	/*  serial line */
	 Floppyvec=	Int0vec+6,	/*  floppy interrupts */
	Int1vec=	Int0vec+8,	/* second 8259 */
	 Mousevec=	Int1vec+4,	/*  mouse interrupt */
	 Hardvec=	Int1vec+6,	/*  hard disk */
};