1*0Sstevel@tonic-gate /* 2*0Sstevel@tonic-gate * CDDL HEADER START 3*0Sstevel@tonic-gate * 4*0Sstevel@tonic-gate * The contents of this file are subject to the terms of the 5*0Sstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only 6*0Sstevel@tonic-gate * (the "License"). You may not use this file except in compliance 7*0Sstevel@tonic-gate * with the License. 8*0Sstevel@tonic-gate * 9*0Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10*0Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 11*0Sstevel@tonic-gate * See the License for the specific language governing permissions 12*0Sstevel@tonic-gate * and limitations under the License. 13*0Sstevel@tonic-gate * 14*0Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 15*0Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16*0Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 17*0Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 18*0Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 19*0Sstevel@tonic-gate * 20*0Sstevel@tonic-gate * CDDL HEADER END 21*0Sstevel@tonic-gate */ 22*0Sstevel@tonic-gate /* 23*0Sstevel@tonic-gate * Copyright 2004 Sun Microsystems, Inc. All rights reserved. 24*0Sstevel@tonic-gate * Use is subject to license terms. 25*0Sstevel@tonic-gate */ 26*0Sstevel@tonic-gate 27*0Sstevel@tonic-gate /* Copyright (c) 1990, 1991 UNIX System Laboratories, Inc. */ 28*0Sstevel@tonic-gate /* Copyright (c) 1984, 1986, 1987, 1988, 1989, 1990 AT&T */ 29*0Sstevel@tonic-gate /* All Rights Reserved */ 30*0Sstevel@tonic-gate 31*0Sstevel@tonic-gate #ifndef _SYS_PIC_H 32*0Sstevel@tonic-gate #define _SYS_PIC_H 33*0Sstevel@tonic-gate 34*0Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" 35*0Sstevel@tonic-gate 36*0Sstevel@tonic-gate #include <sys/avintr.h> 37*0Sstevel@tonic-gate 38*0Sstevel@tonic-gate #ifdef __cplusplus 39*0Sstevel@tonic-gate extern "C" { 40*0Sstevel@tonic-gate #endif 41*0Sstevel@tonic-gate 42*0Sstevel@tonic-gate /* Definitions for 8259 Programmable Interrupt Controller */ 43*0Sstevel@tonic-gate 44*0Sstevel@tonic-gate #define PIC_NEEDICW4 0x01 /* ICW4 needed */ 45*0Sstevel@tonic-gate #define PIC_ICW1BASE 0x10 /* base for ICW1 */ 46*0Sstevel@tonic-gate #define PIC_LTIM 0x08 /* level-triggered mode */ 47*0Sstevel@tonic-gate #define PIC_86MODE 0x01 /* MCS 86 mode */ 48*0Sstevel@tonic-gate #define PIC_AUTOEOI 0x02 /* do auto eoi's */ 49*0Sstevel@tonic-gate #define PIC_SLAVEBUF 0x08 /* put slave in buffered mode */ 50*0Sstevel@tonic-gate #define PIC_MASTERBUF 0x0C /* put master in buffered mode */ 51*0Sstevel@tonic-gate #define PIC_SPFMODE 0x10 /* special fully nested mode */ 52*0Sstevel@tonic-gate #define PIC_READISR 0x0B /* Read the ISR */ 53*0Sstevel@tonic-gate #define PIC_READIRR 0x0A /* Read the IRR */ 54*0Sstevel@tonic-gate #define PIC_NSEOI 0x20 /* Non-specific EOI command */ 55*0Sstevel@tonic-gate #define PIC_SEOI 0x60 /* specific EOI command */ 56*0Sstevel@tonic-gate #define PIC_SEOI_LVL7 (PIC_SEOI | 0x7) /* specific EOI for level 7 */ 57*0Sstevel@tonic-gate 58*0Sstevel@tonic-gate #if defined(__i386) || defined(__amd64) 59*0Sstevel@tonic-gate #define PIC_VECTBASE 0x20 /* Vectors for external interrupts */ 60*0Sstevel@tonic-gate /* start at 32. */ 61*0Sstevel@tonic-gate #endif /* __i386 || __amd64 */ 62*0Sstevel@tonic-gate 63*0Sstevel@tonic-gate /* 64*0Sstevel@tonic-gate * Interrupt configuration information specific to a particular computer. 65*0Sstevel@tonic-gate * These constants are used to initialize tables in modules/pic/space.c. 66*0Sstevel@tonic-gate * NOTE: The master pic must always be pic zero. 67*0Sstevel@tonic-gate */ 68*0Sstevel@tonic-gate 69*0Sstevel@tonic-gate #define NPIC 2 /* 2 PICs */ 70*0Sstevel@tonic-gate /* Port addresses */ 71*0Sstevel@tonic-gate #define MCMD_PORT 0x20 /* master command port */ 72*0Sstevel@tonic-gate #define MIMR_PORT 0x21 /* master intr mask register port */ 73*0Sstevel@tonic-gate #define SCMD_PORT 0xA0 /* slave command port */ 74*0Sstevel@tonic-gate #define SIMR_PORT 0xA1 /* slave intr mask register port */ 75*0Sstevel@tonic-gate #define MASTERLINE 0x02 /* slave on IR2 of master PIC */ 76*0Sstevel@tonic-gate #define SLAVEBASE 8 /* slave IR0 interrupt number */ 77*0Sstevel@tonic-gate #define PICBUFFERED 0 /* PICs not in buffered mode */ 78*0Sstevel@tonic-gate 79*0Sstevel@tonic-gate struct standard_pic { 80*0Sstevel@tonic-gate short c_npic; 81*0Sstevel@tonic-gate uchar_t c_curmask[NPIC]; 82*0Sstevel@tonic-gate uchar_t c_iplmask[MAXIPL*NPIC]; 83*0Sstevel@tonic-gate }; 84*0Sstevel@tonic-gate 85*0Sstevel@tonic-gate #define CLOCK_VECTOR 0 /* line at which clock interrupt comes */ 86*0Sstevel@tonic-gate 87*0Sstevel@tonic-gate #ifdef __cplusplus 88*0Sstevel@tonic-gate } 89*0Sstevel@tonic-gate #endif 90*0Sstevel@tonic-gate 91*0Sstevel@tonic-gate #endif /* _SYS_PIC_H */ 92