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intr.h revision 1.34 
      1 /*	$NetBSD: intr.h,v 1.34 2011/06/17 23:36:18 matt 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 #ifndef _LOCORE
     36 
     37 void init_intr_ivr(void);
     38 void init_intr_openpic(void);
     39 void openpic_init(unsigned char *);
     40 void enable_intr(void);
     41 void disable_intr(void);
     42 
     43 extern vaddr_t prep_intr_reg;
     44 extern uint32_t prep_intr_reg_off;
     45 
     46 #define	ICU_LEN			32
     47 
     48 #define	IRQ_SLAVE		2
     49 #define	LEGAL_HWIRQ_P(x)	((u_int)(x) < ICU_LEN && (x) != IRQ_SLAVE)
     50 #define	I8259_INTR_NUM		16
     51 #define	OPENPIC_INTR_NUM	((ICU_LEN)-(I8259_INTR_NUM))
     52 
     53 #define	PREP_INTR_REG		0xbffff000
     54 #define	INTR_VECTOR_REG		0xff0
     55 
     56 #endif /* !_LOCORE */
     57 
     58 #include <powerpc/intr.h>
     59 
     60 #endif /* !_PREP_INTR_H_ */
     61