sys/arch/evbmips/alchemy/autoconf.c

   1 /* $NetBSD: autoconf.c,v 1.15 2008/01/04 22:15:58 ad 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 1.15 2008/01/04 22:15:58 ad 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 /*
  52  * Configure all devices on system
  53  */
  54 void
  55 cpu_configure(void)
  56 {
  57
  58         intr_init();
  59
  60         /* Kick off autoconfiguration. */
  61         (void)splhigh();
  62         if (config_rootfound("mainbus", NULL) == NULL)
  63                 panic("no mainbus found");
  64
  65         /*
  66          * Hardware interrupts will be enabled in
  67          * sys/arch/mips/mips/mips3_clockintr.c:mips3_initclocks()
  68          * to avoid hardclock(9) by CPU INT5 before softclockintr is
  69          * initialized in initclocks().
  70          */
  71 }
  72
  73 void
  74 cpu_rootconf(void)
  75 {
  76
  77         setroot(booted_device, booted_partition);
  78 }
  79
  80 void
  81 device_register(struct device *dev, void *aux)
  82 {
  83         struct aubus_attach_args *aa = 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                 prop_data_t pd;
  93                 const char *cp;
  94                 char *cp0;
  95                 int i;
  96                 uint8_t ethaddr[ETHER_ADDR_LEN];
  97
  98                 /* Get the Ethernet address of the first on-board Ethernet. */
  99 #if defined(ETHADDR)
 100                 cp = ETHADDR;
 101 #else
 102                 cp = yamon_getenv("ethaddr");
 103 #endif
 104                 if (cp != NULL) {
 105                         for (i = 0; i < ETHER_ADDR_LEN; i++) {
 106                                 ethaddr[i] = strtoul(cp, &cp0, 16);
 107                                 cp = cp0 + 1;
 108                         }
 109                         if (aa->aa_addr != MAC0_BASE &&
 110                             aa->aa_addr != AU1500_MAC0_BASE) {
 111                                 /* XXX
 112                                  * The PROM has a variable for the MAC address
 113                                  * of the first interface.  For now, just add
 114                                  * 0x10 to the second last octet(!) for the
 115                                  * second interface (Linux does the same).
 116                                  */
 117                                 ethaddr[4] += 0x10;
 118                         }
 119                         pd = prop_data_create_data(ethaddr, ETHER_ADDR_LEN);
 120                         KASSERT(pd != NULL);
 121                         if (prop_dictionary_set(device_properties(dev),
 122                                                 "mac-addr", pd) == false) {
 123                                 printf("WARNING: unable to set mac-addr "
 124                                     "property for %s\n", dev->dv_xname);
 125                         }
 126                         prop_object_release(pd);
 127                 }
 128         }
 129 }