1 /* $NetBSD: intr.h,v 1.32 2010/04/24 09:39:57 kiyohara Exp $ */ 2 3 /*- 4 * Copyright (c) 2007 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Tim Rightnour 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29 * POSSIBILITY OF SUCH DAMAGE. 30 */ 31 32 #ifndef _PREP_INTR_H_ 33 #define _PREP_INTR_H_ 34 35 #include <powerpc/intr.h> 36 37 #ifndef _LOCORE 38 #include <machine/cpu.h> 39 #include <sys/device.h> 40 41 void init_intr_ivr(void); 42 void init_intr_openpic(void); 43 void openpic_init(unsigned char *); 44 void enable_intr(void); 45 void disable_intr(void); 46 47 extern vaddr_t prep_intr_reg; 48 extern uint32_t prep_intr_reg_off; 49 50 #define ICU_LEN 32 51 52 #define IRQ_SLAVE 2 53 #define LEGAL_IRQ(x) ((x) >= 0 && (x) < ICU_LEN && (x) != IRQ_SLAVE) 54 #define I8259_INTR_NUM 16 55 #define OPENPIC_INTR_NUM ((ICU_LEN)-(I8259_INTR_NUM)) 56 57 #define PREP_INTR_REG 0xbffff000 58 #define INTR_VECTOR_REG 0xff0 59 60 #endif /* !_LOCORE */ 61 62 #endif /* !_PREP_INTR_H_ */ 63