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crime.c revision 1.1 
      1 /*	$NetBSD: crime.c,v 1.1 2000/06/14 16:13:54 soren Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 2000 Soren S. Jorvang
      5  * All rights reserved.
      6  *
      7  * Redistribution and use in source and binary forms, with or without
      8  * modification, are permitted provided that the following conditions
      9  * are met:
     10  * 1. Redistributions of source code must retain the above copyright
     11  *    notice, this list of conditions and the following disclaimer.
     12  * 2. Redistributions in binary form must reproduce the above copyright
     13  *    notice, this list of conditions and the following disclaimer in the
     14  *    documentation and/or other materials provided with the distribution.
     15  * 3. All advertising materials mentioning features or use of this software
     16  *    must display the following acknowledgement:
     17  *          This product includes software developed for the
     18  *          NetBSD Project.  See http://www.netbsd.org/ for
     19  *          information about NetBSD.
     20  * 4. The name of the author may not be used to endorse or promote products
     21  *    derived from this software without specific prior written permission.
     22  *
     23  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     24  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     25  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     26  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     27  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     28  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     29  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     30  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     31  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     32  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     33  */
     34 
     35 /*
     36  * O2 CRIME
     37  */
     38 
     39 #include <sys/param.h>
     40 #include <sys/device.h>
     41 #include <sys/systm.h>
     42 
     43 #include <machine/cpu.h>
     44 #include <machine/locore.h>
     45 #include <machine/autoconf.h>
     46 #include <machine/bus.h>
     47 
     48 #include <dev/pci/pcivar.h>
     49 
     50 #include <sgimips/dev/crimereg.h>
     51 
     52 #include "locators.h"
     53 
     54 static int	crime_match(struct device *, struct cfdata *, void *);
     55 static void	crime_attach(struct device *, struct device *, void *);
     56 
     57 struct cfattach crime_ca = {
     58 	sizeof(struct device), crime_match, crime_attach
     59 };
     60 
     61 static int
     62 crime_match(parent, match, aux)
     63 	struct device *parent;
     64 	struct cfdata *match;
     65 	void *aux;
     66 {
     67 	struct mainbus_attach_args *ma = aux;
     68 
     69 	/*
     70 	 * The CRIME is in the O2.
     71 	 */
     72 	switch (ma->ma_arch) {
     73 	case 32:
     74 		return 1;
     75 	default:
     76 		return 0;
     77 	}
     78 }
     79 
     80 static void
     81 crime_attach(parent, self, aux)
     82 	struct device *parent;
     83 	struct device *self;
     84 	void *aux;
     85 {
     86 	struct mainbus_attach_args *ma = aux;
     87 	u_int32_t rev; /* really u_int64_t ! */
     88 	int major, minor;
     89 
     90 	rev = bus_space_read_4(ma->ma_iot, ma->ma_ioh, 4) & 0xff;
     91 
     92 	major = rev > 4;
     93 	minor = rev & 0x0f;
     94 
     95 	if (major == 0 && minor == 0)
     96 		printf(": petty\n");
     97 	else
     98 		printf(": rev %d.%d\n", major, minor);
     99 
    100 #if 0
    101 	*(volatile u_int64_t *)0xb4000018 = 0xffffffffffffffff;
    102 #else
    103 	/* enable all mace interrupts, but no crime devices */
    104 	*(volatile u_int64_t *)0xb4000018 = 0x000000000000ffff;
    105 #endif
    106 }
    107