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cpu_mainbus.c revision 1.1.4.1
      1  1.1.4.1  nathanw /*	$NetBSD: cpu_mainbus.c,v 1.1.4.1 2001/06/21 19:19:01 nathanw Exp $	*/
      2      1.1     matt 
      3      1.1     matt /*
      4      1.1     matt  * Copyright (c) 1995 Mark Brinicombe.
      5      1.1     matt  * Copyright (c) 1995 Brini.
      6      1.1     matt  * All rights reserved.
      7      1.1     matt  *
      8      1.1     matt  * Redistribution and use in source and binary forms, with or without
      9      1.1     matt  * modification, are permitted provided that the following conditions
     10      1.1     matt  * are met:
     11      1.1     matt  * 1. Redistributions of source code must retain the above copyright
     12      1.1     matt  *    notice, this list of conditions and the following disclaimer.
     13      1.1     matt  * 2. Redistributions in binary form must reproduce the above copyright
     14      1.1     matt  *    notice, this list of conditions and the following disclaimer in the
     15      1.1     matt  *    documentation and/or other materials provided with the distribution.
     16      1.1     matt  * 3. All advertising materials mentioning features or use of this software
     17      1.1     matt  *    must display the following acknowledgement:
     18      1.1     matt  *	This product includes software developed by Brini.
     19      1.1     matt  * 4. The name of the company nor the name of the author may be used to
     20      1.1     matt  *    endorse or promote products derived from this software without specific
     21      1.1     matt  *    prior written permission.
     22      1.1     matt  *
     23      1.1     matt  * THIS SOFTWARE IS PROVIDED BY BRINI ``AS IS'' AND ANY EXPRESS OR IMPLIED
     24      1.1     matt  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
     25      1.1     matt  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     26      1.1     matt  * IN NO EVENT SHALL BRINI OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
     27      1.1     matt  * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
     28      1.1     matt  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
     29      1.1     matt  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     30      1.1     matt  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     31      1.1     matt  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     32      1.1     matt  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     33      1.1     matt  * SUCH DAMAGE.
     34      1.1     matt  *
     35      1.1     matt  * RiscBSD kernel project
     36      1.1     matt  *
     37      1.1     matt  * cpu.c
     38      1.1     matt  *
     39      1.1     matt  * Probing and configuration for the master cpu
     40      1.1     matt  *
     41      1.1     matt  * Created      : 10/10/95
     42      1.1     matt  */
     43      1.1     matt 
     44      1.1     matt #include <sys/param.h>
     45      1.1     matt #include <sys/systm.h>
     46      1.1     matt #include <sys/malloc.h>
     47      1.1     matt #include <sys/device.h>
     48      1.1     matt #include <sys/proc.h>
     49      1.1     matt #if 0
     50      1.1     matt #include <uvm/uvm_extern.h>
     51      1.1     matt #include <machine/io.h>
     52      1.1     matt #include <machine/conf.h>
     53      1.1     matt #endif
     54      1.1     matt #include <machine/cpu.h>
     55      1.1     matt #if 0
     56      1.1     matt #include <machine/cpus.h>
     57      1.1     matt #include <machine/undefined.h>
     58      1.1     matt #endif
     59      1.1     matt 
     60      1.1     matt /*
     61      1.1     matt  * int cpumatch(struct device *parent, struct cfdata *cf, void *aux)
     62      1.1     matt  *
     63      1.1     matt  * Probe for the main cpu. Currently all this does is return 1 to
     64      1.1     matt  * indicate that the cpu was found.
     65      1.1     matt  */
     66      1.1     matt 
     67      1.1     matt static int
     68      1.1     matt cpu_mainbus_match(parent, cf, aux)
     69      1.1     matt 	struct device *parent;
     70      1.1     matt 	struct cfdata *cf;
     71      1.1     matt 	void *aux;
     72      1.1     matt {
     73      1.1     matt 	return(1);
     74      1.1     matt }
     75      1.1     matt 
     76      1.1     matt /*
     77      1.1     matt  * void cpusattach(struct device *parent, struct device *dev, void *aux)
     78      1.1     matt  *
     79      1.1     matt  * Attach the main cpu
     80      1.1     matt  */
     81      1.1     matt 
     82      1.1     matt static void
     83      1.1     matt cpu_mainbus_attach(parent, self, aux)
     84      1.1     matt 	struct device *parent;
     85      1.1     matt 	struct device *self;
     86      1.1     matt 	void *aux;
     87      1.1     matt {
     88      1.1     matt 	cpu_attach(self);
     89      1.1     matt }
     90      1.1     matt 
     91      1.1     matt struct cfattach cpu_mainbus_ca = {
     92      1.1     matt 	sizeof(struct device), cpu_mainbus_match, cpu_mainbus_attach
     93      1.1     matt };
     94