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 2005 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 #ifndef _SYS_IVINTR_H 28*0Sstevel@tonic-gate #define _SYS_IVINTR_H 29*0Sstevel@tonic-gate 30*0Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" 31*0Sstevel@tonic-gate 32*0Sstevel@tonic-gate #ifdef __cplusplus 33*0Sstevel@tonic-gate extern "C" { 34*0Sstevel@tonic-gate #endif 35*0Sstevel@tonic-gate 36*0Sstevel@tonic-gate typedef uint_t (*intrfunc)(caddr_t); 37*0Sstevel@tonic-gate typedef uint_t (*softintrfunc)(caddr_t, caddr_t); 38*0Sstevel@tonic-gate 39*0Sstevel@tonic-gate /* 40*0Sstevel@tonic-gate * Interrupt Vector Table Entry 41*0Sstevel@tonic-gate * 42*0Sstevel@tonic-gate * The interrupt vector table is dynamically allocated during 43*0Sstevel@tonic-gate * startup. An interrupt number is an index to the interrupt 44*0Sstevel@tonic-gate * vector table representing unique interrupt source to the system. 45*0Sstevel@tonic-gate */ 46*0Sstevel@tonic-gate struct intr_vector { 47*0Sstevel@tonic-gate intrfunc iv_handler; /* interrupt handler */ 48*0Sstevel@tonic-gate caddr_t iv_arg; /* interrupt argument */ 49*0Sstevel@tonic-gate ushort_t iv_pil; /* interrupt request level */ 50*0Sstevel@tonic-gate ushort_t iv_pending; /* pending softint flag */ 51*0Sstevel@tonic-gate caddr_t iv_payload_buf; /* pointer to 64-byte mondo payload */ 52*0Sstevel@tonic-gate caddr_t iv_softint_arg2; /* softint argument #2 */ 53*0Sstevel@tonic-gate void *iv_pad[3]; /* makes structure power-of-2 size */ 54*0Sstevel@tonic-gate }; 55*0Sstevel@tonic-gate 56*0Sstevel@tonic-gate extern struct intr_vector intr_vector[]; 57*0Sstevel@tonic-gate 58*0Sstevel@tonic-gate extern uint_t nohandler(caddr_t); 59*0Sstevel@tonic-gate extern void init_ivintr(void); 60*0Sstevel@tonic-gate extern int add_ivintr(uint_t, uint_t, intrfunc, caddr_t, caddr_t); 61*0Sstevel@tonic-gate extern void rem_ivintr(uint_t, struct intr_vector *); 62*0Sstevel@tonic-gate #define GET_IVINTR(inum) (intr_vector[inum].iv_handler != nohandler) 63*0Sstevel@tonic-gate 64*0Sstevel@tonic-gate extern uint_t add_softintr(uint_t, softintrfunc, caddr_t); 65*0Sstevel@tonic-gate extern void rem_softintr(uint_t); 66*0Sstevel@tonic-gate extern int update_softint_arg2(uint_t, caddr_t); 67*0Sstevel@tonic-gate extern int update_softint_pri(uint_t, int); 68*0Sstevel@tonic-gate 69*0Sstevel@tonic-gate #ifdef __cplusplus 70*0Sstevel@tonic-gate } 71*0Sstevel@tonic-gate #endif 72*0Sstevel@tonic-gate 73*0Sstevel@tonic-gate #endif /* _SYS_IVINTR_H */ 74