/*      $NetBSD: getsecs.c,v 1.3 2019/06/30 05:04:49 tsutsui Exp $      */

/*-
* Copyright (c) 2004 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by UCHIYAMA Yasushi.
*
* 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 <machine/cpu.h>
#include <machine/board.h>

#include <lib/libkern/libkern.h>
#include <lib/libsa/stand.h>
#include <lib/libsa/net.h>

#include <dev/clock_subr.h>

#include <luna68k/dev/timekeeper.h>
#include <luna68k/stand/boot/samachdep.h>

satime_t
getsecs(void)
{
       volatile uint8_t *mclock;
       u_int t;

       mclock = (volatile uint8_t *)OBIO_CLOCK_BASE;

       if (machtype == LUNA_I) {
               mclock += 2040;
               mclock[MK_CSR] |= MK_CSR_READ;
               t =  bcdtobin(mclock[MK_SEC]);
               t += bcdtobin(mclock[MK_MIN]) * 60;
               t += bcdtobin(mclock[MK_HOUR]) * 60 * 60;
               mclock[MK_CSR] &= ~MK_CSR_READ;
       } else {
               while (mclock[MC_REGA] & MC_REGA_UIP)
                       continue;
               t =  mclock[MC_SEC];
               t += mclock[MC_MIN] * 60;
               t += mclock[MC_HOUR] * 60 * 60;
       }

       return (satime_t)t;
}