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      1 /*	$NetBSD: ka610.c,v 1.9 2017/05/22 16:46:15 ragge Exp $	*/
      2 /*
      3  * Copyright (c) 2001 Ludd, University of Lule}, Sweden.
      4  * 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  *
     15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     16  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     17  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     18  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     19  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     20  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     21  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     22  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     23  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     24  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     25  */
     26 
     27 #include <sys/cdefs.h>
     28 __KERNEL_RCSID(0, "$NetBSD: ka610.c,v 1.9 2017/05/22 16:46:15 ragge Exp $");
     29 
     30 #include <sys/param.h>
     31 #include <sys/systm.h>
     32 #include <sys/cpu.h>
     33 #include <sys/device.h>
     34 #include <sys/kernel.h>
     35 
     36 #include <machine/nexus.h>
     37 #include <machine/clock.h>
     38 #include <machine/sid.h>
     39 
     40 static void ka610_attach_cpu(device_t);
     41 static void ka610_memerr(void);
     42 static int ka610_mchk(void *);
     43 static void ka610_halt(void);
     44 static void ka610_reboot(int);
     45 
     46 static const char * const ka610_devs[] = { "cpu", "uba", NULL };
     47 
     48 /*
     49  * Declaration of KA610-specific calls.
     50  */
     51 const struct cpu_dep ka610_calls = {
     52 	.cpu_mchk	= ka610_mchk,
     53 	.cpu_memerr	= ka610_memerr,
     54 	.cpu_gettime	= generic_gettime,
     55 	.cpu_settime	= generic_settime,
     56 	.cpu_vups	= 1,	 /* ~VUPS */
     57 	.cpu_scbsz	= 2,	/* SCB pages */
     58 	.cpu_halt	= ka610_halt,
     59 	.cpu_reboot	= ka610_reboot,
     60 	.cpu_devs	= ka610_devs,
     61 	.cpu_attach_cpu	= ka610_attach_cpu,
     62 	.cpu_flags	= CPU_RAISEIPL,
     63 };
     64 
     65 
     66 void
     67 ka610_attach_cpu(device_t self)
     68 {
     69 	aprint_normal(": KA610, HW rev %d, ucode rev %d\n",
     70 	    vax_cpudata & 0xff, (vax_cpudata >> 8) & 0xff);
     71 }
     72 
     73 void
     74 ka610_memerr(void)
     75 {
     76 	printf("Memory err!\n");
     77 }
     78 
     79 int
     80 ka610_mchk(void *addr)
     81 {
     82 	panic("Machine check");
     83 	return 0;
     84 }
     85 
     86 void
     87 ka610_halt(void)
     88 {
     89 	__asm("halt");
     90 }
     91 
     92 void
     93 ka610_reboot(int arg)
     94 {
     95 	__asm("halt");
     96 }
     97 
     98