1/* $NetBSD: autoconf.c,v 1.20 2016/02/09 12:48:06 kiyohara Exp $ */
2
3/*-
4 * Copyright (c) 2001 The NetBSD Foundation, Inc.
5 * All rights reserved.
6 *
7 * This code is derived from software contributed to The NetBSD Foundation
8 * by Jason R. Thorpe.
9 *
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
12 * are met:
13 * 1. Redistributions of source code must retain the above copyright
14 *    notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 *    notice, this list of conditions and the following disclaimer in the
17 *    documentation and/or other materials provided with the distribution.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29 * POSSIBILITY OF SUCH DAMAGE.
30 */
31
32#include <sys/cdefs.h>
33__KERNEL_RCSID(0, "$NetBSD: autoconf.c,v 1.20 2016/02/09 12:48:06 kiyohara Exp $");
34
35#include <sys/param.h>
36#include <sys/systm.h>
37#include <sys/conf.h>
38#include <sys/device.h>
39#include <sys/bus.h>
40
41#include <sys/socket.h>		/* these three just to get ETHER_ADDR_LEN(!) */
42#include <net/if.h>
43#include <net/if_ether.h>
44
45#include <machine/yamon.h>
46
47#include <mips/alchemy/include/aureg.h>
48#include <mips/alchemy/include/auvar.h>
49#include <mips/alchemy/include/aubusvar.h>
50
51#include <dev/ata/atavar.h>
52
53/*
54 * Configure all devices on system
55 */
56void
57cpu_configure(void)
58{
59
60	intr_init();
61
62	/* Kick off autoconfiguration. */
63	(void)splhigh();
64	if (config_rootfound("mainbus", NULL) == NULL)
65		panic("no mainbus found");
66
67	/*
68	 * Hardware interrupts will be enabled in
69	 * sys/arch/mips/mips/mips3_clockintr.c:mips3_initclocks()
70	 * to avoid hardclock(9) by CPU INT5 before softclockintr is
71	 * initialized in initclocks().
72	 */
73}
74
75void
76cpu_rootconf(void)
77{
78
79	rootconf();
80}
81
82void
83device_register(device_t dev, void *aux)
84{
85	/*
86	 * We don't ever know the boot device.  But that's because the
87	 * firmware only loads from the network.
88	 */
89
90	/* Fetch the MAC addresses from YAMON. */
91	if (device_is_a(dev, "aumac")) {
92		struct aubus_attach_args *aa = aux;
93		prop_data_t pd;
94		const char *cp;
95		char *cp0;
96		int i;
97		uint8_t ethaddr[ETHER_ADDR_LEN];
98
99		/* Get the Ethernet address of the first on-board Ethernet. */
100#if defined(ETHADDR)
101		cp = ETHADDR;
102#else
103		cp = yamon_getenv("ethaddr");
104#endif
105		if (cp != NULL) {
106			for (i = 0; i < ETHER_ADDR_LEN; i++) {
107				ethaddr[i] = strtoul(cp, &cp0, 16);
108				cp = cp0 + 1;
109			}
110			if (aa->aa_addr != MAC0_BASE &&
111			    aa->aa_addr != AU1500_MAC0_BASE) {
112				/* XXX
113				 * The PROM has a variable for the MAC address
114				 * of the first interface.  For now, just add
115				 * 0x10 to the second last octet(!) for the
116				 * second interface (Linux does the same).
117				 */
118				ethaddr[4] += 0x10;
119			}
120			pd = prop_data_create_data(ethaddr, ETHER_ADDR_LEN);
121			KASSERT(pd != NULL);
122			if (prop_dictionary_set(device_properties(dev),
123						"mac-address", pd) == false) {
124				printf("WARNING: unable to set mac-addr "
125				    "property for %s\n", device_xname(dev));
126			}
127			prop_object_release(pd);
128		}
129	}
130	if (device_is_a(dev, "atabus")) {
131		device_t p1 = device_parent(dev);
132		device_t p2 = device_parent(p1);
133		device_t p3 = device_parent(p2);
134
135		if (device_is_a(p1, "wdc") &&
136		    device_is_a(p2, "pcmcia") &&
137		    device_is_a(p3, "aupcmcia")) {
138			struct ata_channel *chp = aux;
139
140			/* 32-bit transfers are not supported. */
141			chp->ch_atac->atac_cap &= ~ATAC_CAP_DATA32;
142		}
143	}
144}
145