1 /* $NetBSD: sysconf.h,v 1.2 2001/06/14 01:06:08 rafal Exp $ */ 2 3 /* 4 * Copyright (c) 1996 Christopher G. Demetriou. All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 3. All advertising materials mentioning features or use of this software 15 * must display the following acknowledgement: 16 * This product includes software developed by Christopher G. Demetriou 17 * for the NetBSD Project. 18 * 4. The name of the author may not be used to endorse or promote products 19 * derived from this software without specific prior written permission 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 22 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 23 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 24 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 25 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 26 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 27 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 28 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 29 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 30 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 31 */ 32 33 /* 34 * Additional reworking by Matthew Jacob for NASA/Ames Research Center. 35 * Copyright (c) 1997 36 */ 37 38 /* 39 * Copyright (c) 1998 Jonathan Stone. All rights reserved. 40 * Additional reworking for pmaxes. 41 * Since pmax mboard support different CPU daughterboards, 42 * and others are mmultiprocessors, rename from cpu_* to sys_*. 43 */ 44 45 #ifndef _SGIMIPS_SYSCONF_H_ 46 #define _SGIMIPS_SYSCONF_H_ 47 48 #ifdef _KERNEL 49 /* 50 * Platform Specific Information and Function Hooks. 51 * 52 * The tag iobus describes the primary iobus for the platform, primarily 53 * to give a hint as to where to start configuring. 54 */ 55 56 struct platform { 57 /* 58 * Platform specific data 59 * ticks_per_hz - ticks per HZ 60 */ 61 unsigned long ticks_per_hz; 62 /* 63 * Platform Specific Function Hooks 64 * bus_reset - clear memory error condition 65 * cons_init - console initialization 66 * iointr - I/O interrupt handler 67 * intr_establish - establish interrupt handler 68 * intr_disestablish - disestablish interrupt handler 69 * clkread - interporate HZ with hi-resolution timer 70 */ 71 72 void (*bus_reset)(void); 73 void (*cons_init)(void); 74 void (*iointr)(unsigned, unsigned, unsigned, unsigned); 75 void (*intr_establish)(int , int, int (*)(void *), void *); 76 unsigned (*clkread) __P((void)); 77 }; 78 79 extern struct platform platform; 80 81 #endif /* _KERNEL */ 82 83 #endif /* !_SGIMIPS_SYSCONF_H_ */ 84