1998/0910/pc/io.h (diff list | history)

1998/0320/sys/src/9/pc/io.h:10,43 – 1998/0910/sys/src/9/pc/io.h:10,57 (short | long | prev | next)
Move LAPIC vectors higher. XXX why? Add generic SCSI definitions. rsc Fri Mar 4 12:44:25 2005
1997/0327		VectorPF = 14, /* page fault */ VectorCERR = 16, /* coprocessor error */
1998/0320		VectorINTR = 32, /* maskable interrupts */
1998/0910		VectorPIC = 32, /* external i8259 interrupts */ IrqCLOCK = 0, IrqKBD = 1, IrqUART1 = 3, IrqUART0 = 4, IrqPCMCIA = 5, IrqFLOPPY = 6, IrqLPT = 7, IrqIRQ7 = 7, IrqAUX = 12, /* PS/2 port */ IrqIRQ13 = 13, /* coprocessor on 386 */ IrqATA0 = 14, MaxIrqPIC = 15,
1991/0910
1997/0327		VectorLAPIC = 32, /* local APIC interrupts */ VectorLINT0 = VectorLAPIC+0,/* LINT[01] must be offsets 0 and 1 */ VectorLINT1 = VectorLAPIC+1, VectorTIMER = VectorLAPIC+2, VectorERROR = VectorLAPIC+3, VectorPCINT = VectorLAPIC+4, VectorSPURIOUS = VectorLAPIC+15,/* must have bits [3-0] == 0x0F */ MaxVectorLAPIC = VectorLAPIC+15,
1998/0910		VectorLAPIC = VectorPIC+16, /* local APIC interrupts */ IrqLINT0 = 16, /* LINT[01] must be offsets 0 and 1 */ IrqLINT1 = 17, IrqTIMER = 18, IrqERROR = 19, IrqPCINT = 20, IrqSPURIOUS = 31, /* must have bits [3-0] == 0x0F */ MaxIrqLAPIC = 31,
1997/0327		VectorSYSCALL = 64, VectorPIC = 128, /* external [A]PIC interrupts */ VectorCLOCK = VectorPIC+0, VectorKBD = VectorPIC+1, VectorUART1 = VectorPIC+3, VectorUART0 = VectorPIC+4, VectorPCMCIA = VectorPIC+5, VectorFLOPPY = VectorPIC+6, VectorLPT = VectorPIC+7, VectorIRQ7 = VectorPIC+7, VectorAUX = VectorPIC+12, /* PS/2 port */ VectorIRQ13 = VectorPIC+13, /* coprocessor on x386 */ VectorATA0 = VectorPIC+14, MaxVectorPIC = VectorPIC+15,
1998/0910		VectorAPIC = 65, /* external APIC interrupts */ MaxVectorAPIC = 255,
1994/0908		};
1998/0910		typedef struct Vctl { Vctl* next; /* handlers on this vector */ int isintr; /* interrupt or fault/trap */ int irq; int tbdf; int (*isr)(int); /* get isr bit for this irq */ int (*eoi)(int); /* eoi */ void (*f)(Ureg*, void*); /* handler to call */ void* a; /* argument to call it with */ } Vctl;
1994/0908		enum {
1997/0327		BusCBUS = 0, /* Corollary CBUS */ BusCBUSII, /* Corollary CBUS II */
1998/0320/sys/src/9/pc/io.h:163,165 – 1998/0910/sys/src/9/pc/io.h:177,204
1997/0327		int attr; /* attribute memory */ int ref; };
1998/0910		/* * SCSI bus */ enum { MaxScsi = 8, NTarget = 8, /* should be 16... */ }; struct Target { int ctlrno; int target; uchar* inq; uchar* scratch; Rendez rendez; int ok; }; typedef int (*Scsiio)(Target*, int, uchar*, int, void*, int*); typedef struct SCSIdev { char* type; Scsiio (*reset)(int, ISAConf*); } SCSIdev;