1 /* $NetBSD: xmi_mainbus.c,v 1.9 2017/05/22 16:53:05 ragge Exp $ */
2 /*
3 * Copyright (c) 2000 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: xmi_mainbus.c,v 1.9 2017/05/22 16:53:05 ragge Exp $");
29
30 #define _VAX_BUS_DMA_PRIVATE
31
32 #include <sys/param.h>
33 #include <sys/bus.h>
34 #include <sys/cpu.h>
35 #include <sys/device.h>
36
37 #include <machine/nexus.h>
38 #include <machine/sid.h>
39 #include <machine/scb.h>
40 #include <machine/mainbus.h>
41
42 #include <dev/xmi/xmivar.h>
43
44 #include "ioconf.h"
45
46 static int xmi_mainbus_match(device_t, cfdata_t, void *);
47 static void xmi_mainbus_attach(device_t, device_t, void *);
48
49 CFATTACH_DECL_NEW(xmi_mainbus, sizeof(struct xmi_softc),
50 xmi_mainbus_match, xmi_mainbus_attach, NULL, NULL);
51
52 extern int mastercpu;
53
54 static int
xmi_mainbus_match(device_t parent,cfdata_t cf,void * aux)55 xmi_mainbus_match(device_t parent, cfdata_t cf, void *aux)
56 {
57 struct mainbus_attach_args * const ma = aux;
58
59 return !strcmp(xmi_cd.cd_name, ma->ma_type);
60 }
61
62 static void
xmi_mainbus_attach(device_t parent,device_t self,void * aux)63 xmi_mainbus_attach(device_t parent, device_t self, void *aux)
64 {
65 struct xmi_softc * const sc = device_private(self);
66 struct mainbus_attach_args * const ma = aux;
67
68 /*
69 * Fill in bus specific data.
70 */
71 sc->sc_dev = self;
72 sc->sc_addr = (bus_addr_t)0x21800000; /* XXX */
73 sc->sc_iot = ma->ma_iot; /* No special I/O handling */
74 sc->sc_dmat = ma->ma_dmat; /* No special DMA handling either */
75 sc->sc_intcpu = 1 << mastercpu;
76
77 xmi_attach(sc);
78 }
79
80 void
xmi_intr_establish(void * icookie,int vec,void (* func)(void *),void * arg,struct evcnt * ev)81 xmi_intr_establish(void *icookie, int vec, void (*func)(void *), void *arg,
82 struct evcnt *ev)
83 {
84 scb_vecalloc(vec, func, arg, SCB_ISTACK, ev);
85 }
86