/* $NetBSD: autoconf.c,v 1.20 2016/02/09 12:48:06 kiyohara Exp $ */

/*-
* Copyright (c) 2001 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Jason R. Thorpe.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
*    notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
*    notice, this list of conditions and the following disclaimer in the
*    documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/

#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: autoconf.c,v 1.20 2016/02/09 12:48:06 kiyohara Exp $");

#include <sys/param.h>
#include <sys/systm.h>
#include <sys/conf.h>
#include <sys/device.h>
#include <sys/bus.h>

#include <sys/socket.h>         /* these three just to get ETHER_ADDR_LEN(!) */
#include <net/if.h>
#include <net/if_ether.h>

#include <machine/yamon.h>

#include <mips/alchemy/include/aureg.h>
#include <mips/alchemy/include/auvar.h>
#include <mips/alchemy/include/aubusvar.h>

#include <dev/ata/atavar.h>

/*
* Configure all devices on system
*/
void
cpu_configure(void)
{

       intr_init();

       /* Kick off autoconfiguration. */
       (void)splhigh();
       if (config_rootfound("mainbus", NULL) == NULL)
               panic("no mainbus found");

       /*
        * Hardware interrupts will be enabled in
        * sys/arch/mips/mips/mips3_clockintr.c:mips3_initclocks()
        * to avoid hardclock(9) by CPU INT5 before softclockintr is
        * initialized in initclocks().
        */
}

void
cpu_rootconf(void)
{

       rootconf();
}

void
device_register(device_t dev, void *aux)
{
       /*
        * We don't ever know the boot device.  But that's because the
        * firmware only loads from the network.
        */

       /* Fetch the MAC addresses from YAMON. */
       if (device_is_a(dev, "aumac")) {
               struct aubus_attach_args *aa = aux;
               prop_data_t pd;
               const char *cp;
               char *cp0;
               int i;
               uint8_t ethaddr[ETHER_ADDR_LEN];

               /* Get the Ethernet address of the first on-board Ethernet. */
#if defined(ETHADDR)
               cp = ETHADDR;
#else
               cp = yamon_getenv("ethaddr");
#endif
               if (cp != NULL) {
                       for (i = 0; i < ETHER_ADDR_LEN; i++) {
                               ethaddr[i] = strtoul(cp, &cp0, 16);
                               cp = cp0 + 1;
                       }
                       if (aa->aa_addr != MAC0_BASE &&
                           aa->aa_addr != AU1500_MAC0_BASE) {
                               /* XXX
                                * The PROM has a variable for the MAC address
                                * of the first interface.  For now, just add
                                * 0x10 to the second last octet(!) for the
                                * second interface (Linux does the same).
                                */
                               ethaddr[4] += 0x10;
                       }
                       pd = prop_data_create_data(ethaddr, ETHER_ADDR_LEN);
                       KASSERT(pd != NULL);
                       if (prop_dictionary_set(device_properties(dev),
                                               "mac-address", pd) == false) {
                               printf("WARNING: unable to set mac-addr "
                                   "property for %s\n", device_xname(dev));
                       }
                       prop_object_release(pd);
               }
       }
       if (device_is_a(dev, "atabus")) {
               device_t p1 = device_parent(dev);
               device_t p2 = device_parent(p1);
               device_t p3 = device_parent(p2);

               if (device_is_a(p1, "wdc") &&
                   device_is_a(p2, "pcmcia") &&
                   device_is_a(p3, "aupcmcia")) {
                       struct ata_channel *chp = aux;

                       /* 32-bit transfers are not supported. */
                       chp->ch_atac->atac_cap &= ~ATAC_CAP_DATA32;
               }
       }
}