intr_machdep.h revision 104075
181390Sjake/*- 281390Sjake * Copyright (c) 2001 Jake Burkholder. 381390Sjake * All rights reserved. 481390Sjake * 581390Sjake * Redistribution and use in source and binary forms, with or without 681390Sjake * modification, are permitted provided that the following conditions 781390Sjake * are met: 881390Sjake * 1. Redistributions of source code must retain the above copyright 981390Sjake * notice, this list of conditions and the following disclaimer. 1081390Sjake * 2. Redistributions in binary form must reproduce the above copyright 1181390Sjake * notice, this list of conditions and the following disclaimer in the 1281390Sjake * documentation and/or other materials provided with the distribution. 1381390Sjake * 1481390Sjake * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 1581390Sjake * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 1681390Sjake * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 1781390Sjake * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 1881390Sjake * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 1981390Sjake * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 2081390Sjake * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 2181390Sjake * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 2281390Sjake * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 2381390Sjake * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 2481390Sjake * SUCH DAMAGE. 2581390Sjake * 2681390Sjake * $FreeBSD: head/sys/sparc64/include/intr_machdep.h 104075 2002-09-28 03:06:35Z jake $ 2781390Sjake */ 2881390Sjake 2981390Sjake#ifndef _MACHINE_INTR_MACHDEP_H_ 3081390Sjake#define _MACHINE_INTR_MACHDEP_H_ 3181390Sjake 3297265Sjake#define IRSR_BUSY (1 << 5) 3381390Sjake 3497265Sjake#define PIL_MAX (1 << 4) 3597265Sjake#define IV_MAX (1 << 11) 3681390Sjake 3797265Sjake#define IR_FREE (PIL_MAX * 2) 3897265Sjake 3988623Sjake#define IH_SHIFT PTR_SHIFT 4081390Sjake#define IQE_SHIFT 5 4181390Sjake#define IV_SHIFT 5 4281390Sjake 4384849Stmm#define PIL_LOW 1 /* stray interrupts */ 4484849Stmm#define PIL_ITHREAD 2 /* interrupts that use ithreads */ 4589051Sjake#define PIL_RENDEZVOUS 3 /* smp rendezvous ipi */ 4689051Sjake#define PIL_AST 4 /* ast ipi */ 4789051Sjake#define PIL_STOP 5 /* stop cpu ipi */ 4884849Stmm#define PIL_FAST 13 /* fast interrupts */ 4981390Sjake#define PIL_TICK 14 5081390Sjake 5197508Sjakestruct trapframe; 5297508Sjake 5381390Sjaketypedef void ih_func_t(struct trapframe *); 5481390Sjaketypedef void iv_func_t(void *); 5581390Sjake 5697265Sjakestruct ithd; 5781390Sjake 5897265Sjakestruct intr_request { 5997265Sjake struct intr_request *ir_next; 6097265Sjake iv_func_t *ir_func; 6197265Sjake void *ir_arg; 6297265Sjake u_int ir_vec; 6397265Sjake u_int ir_pri; 6481390Sjake}; 6581390Sjake 6683053Sobrienstruct intr_vector { 6785235Sjake iv_func_t *iv_func; 6881390Sjake void *iv_arg; 6984849Stmm struct ithd *iv_ithd; 7081390Sjake u_int iv_pri; 7185235Sjake u_int iv_vec; 7281390Sjake}; 7381390Sjake 7488623Sjakeextern ih_func_t *intr_handlers[]; 7581390Sjakeextern struct intr_vector intr_vectors[]; 7681390Sjake 7781390Sjakevoid intr_setup(int level, ih_func_t *ihf, int pri, iv_func_t *ivf, 7881390Sjake void *iva); 7990624Stmmvoid intr_init1(void); 8090624Stmmvoid intr_init2(void); 8184849Stmmint inthand_add(const char *name, int vec, void (*handler)(void *), 8284849Stmm void *arg, int flags, void **cookiep); 8384849Stmmint inthand_remove(int vec, void *cookie); 8481390Sjake 85104075Sjakeih_func_t intr_fast; 8681390Sjake 8781390Sjake#endif 88