plan 9 kernel history: overview | file list | diff list

1992/1222/pc/io.h (diff list | history)

pc/io.h on 1991/0703
1991/0703    
/* 
1991/0731    
 *  programmable interrupt vectors (for the 8259's) 
1991/0703    
 */ 
1991/0704    
enum 
{ 
1991/1112    
	Bptvec=		3,		/* breakpoints */ 
1991/0906    
	Mathemuvec=	7,		/* math coprocessor emulation interrupt */ 
	Mathovervec=	9,		/* math coprocessor overrun interrupt */ 
1991/0912    
	Matherr1vec=	16,		/* math coprocessor error interrupt */ 
1991/0710    
	Faultvec=	14,		/* page fault */ 
1991/0905    
 
1991/0904    
	Int0vec=	24,		/* first 8259 */ 
1991/0731    
	 Clockvec=	Int0vec+0,	/*  clock interrupts */ 
	 Kbdvec=	Int0vec+1,	/*  keyboard interrupts */ 
1991/0810    
	 Uart1vec=	Int0vec+3,	/*  modem line */ 
1991/0811    
	 Uart0vec=	Int0vec+4,	/*  serial line */ 
1992/0929    
	 PCMCIAvec=	Int0vec+5,	/*  PCMCIA card change */ 
1991/0731    
	 Floppyvec=	Int0vec+6,	/*  floppy interrupts */ 
1991/1127    
	 Parallelvec=	Int0vec+7,	/*  parallel port interrupts */ 
1992/0904    
	Int1vec=	Int0vec+8, 
	 Ethervec=	Int0vec+10,	/*  ethernet interrupt */ 
	 Mousevec=	Int0vec+12,	/*  mouse interrupt */ 
	 Matherr2vec=	Int0vec+13,	/*  math coprocessor */ 
	 Hardvec=	Int0vec+14,	/*  hard disk */ 
1991/0910    
 
	Syscallvec=	64, 
1991/0704    
}; 


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