intr_machdep.h revision 172066
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 172066 2007-09-06 19:16:30Z marius $ 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) 36117658Sjmg#define IV_NAMLEN 1024 3781390Sjake 3897265Sjake#define IR_FREE (PIL_MAX * 2) 3997265Sjake 4088623Sjake#define IH_SHIFT PTR_SHIFT 4181390Sjake#define IQE_SHIFT 5 42172066Smarius#define IV_SHIFT 6 4381390Sjake 4484849Stmm#define PIL_LOW 1 /* stray interrupts */ 4584849Stmm#define PIL_ITHREAD 2 /* interrupts that use ithreads */ 4689051Sjake#define PIL_RENDEZVOUS 3 /* smp rendezvous ipi */ 4789051Sjake#define PIL_AST 4 /* ast ipi */ 4889051Sjake#define PIL_STOP 5 /* stop cpu ipi */ 4984849Stmm#define PIL_FAST 13 /* fast interrupts */ 5081390Sjake#define PIL_TICK 14 5181390Sjake 52166105Smarius#ifndef LOCORE 53166105Smarius 5497508Sjakestruct trapframe; 5597508Sjake 5681390Sjaketypedef void ih_func_t(struct trapframe *); 5781390Sjaketypedef void iv_func_t(void *); 5881390Sjake 5997265Sjakestruct intr_request { 6097265Sjake struct intr_request *ir_next; 6197265Sjake iv_func_t *ir_func; 6297265Sjake void *ir_arg; 6397265Sjake u_int ir_vec; 6497265Sjake u_int ir_pri; 6581390Sjake}; 6681390Sjake 67172066Smariusstruct intr_controller { 68172066Smarius void (*ic_enable)(void *); 69172066Smarius void (*ic_disable)(void *); 70172066Smarius void (*ic_eoi)(void *); 71172066Smarius}; 72172066Smarius 7383053Sobrienstruct intr_vector { 7485235Sjake iv_func_t *iv_func; 7581390Sjake void *iv_arg; 76172066Smarius const struct intr_controller *iv_ic; 77172066Smarius void *iv_icarg; 78151658Sjhb struct intr_event *iv_event; 7981390Sjake u_int iv_pri; 8085235Sjake u_int iv_vec; 81172066Smarius u_int iv_mid; 82172066Smarius u_int iv_refcnt; 83172066Smarius u_int iv_pad[2]; 8481390Sjake}; 8581390Sjake 8688623Sjakeextern ih_func_t *intr_handlers[]; 8781390Sjakeextern struct intr_vector intr_vectors[]; 8881390Sjake 8981390Sjakevoid intr_setup(int level, ih_func_t *ihf, int pri, iv_func_t *ivf, 90166105Smarius void *iva); 9190624Stmmvoid intr_init1(void); 9290624Stmmvoid intr_init2(void); 93172066Smariusint intr_controller_register(int vec, const struct intr_controller *ic, 94172066Smarius void *icarg); 95166901Spisoint inthand_add(const char *name, int vec, int (*filt)(void *), 96172066Smarius void (*handler)(void *), void *arg, int flags, void **cookiep); 9784849Stmmint inthand_remove(int vec, void *cookie); 9881390Sjake 99104075Sjakeih_func_t intr_fast; 10081390Sjake 101166105Smarius#endif /* !LOCORE */ 102166105Smarius 103166105Smarius#endif /* !_MACHINE_INTR_MACHDEP_H_ */ 104