stand/boot/getsecs.c

1.1.6.2       tls /*	$NetBSD: getsecs.c,v 1.1.6.3 2017/12/03 11:36:23 jdolecek Exp $	*/
1.1.6.2       tls
1.1.6.2       tls /*-
1.1.6.2       tls  * Copyright (c) 2004 The NetBSD Foundation, Inc.
1.1.6.2       tls  * All rights reserved.
1.1.6.2       tls  *
1.1.6.2       tls  * This code is derived from software contributed to The NetBSD Foundation
1.1.6.2       tls  * by UCHIYAMA Yasushi.
1.1.6.2       tls  *
1.1.6.2       tls  * Redistribution and use in source and binary forms, with or without
1.1.6.2       tls  * modification, are permitted provided that the following conditions
1.1.6.2       tls  * are met:
1.1.6.2       tls  * 1. Redistributions of source code must retain the above copyright
1.1.6.2       tls  *    notice, this list of conditions and the following disclaimer.
1.1.6.2       tls  * 2. Redistributions in binary form must reproduce the above copyright
1.1.6.2       tls  *    notice, this list of conditions and the following disclaimer in the
1.1.6.2       tls  *    documentation and/or other materials provided with the distribution.
1.1.6.2       tls  *
1.1.6.2       tls  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
1.1.6.2       tls  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
1.1.6.2       tls  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
1.1.6.2       tls  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
1.1.6.2       tls  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
1.1.6.2       tls  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
1.1.6.2       tls  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
1.1.6.2       tls  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
1.1.6.2       tls  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
1.1.6.2       tls  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
1.1.6.2       tls  * POSSIBILITY OF SUCH DAMAGE.
1.1.6.2       tls  */
1.1.6.2       tls
1.1.6.2       tls #include <machine/cpu.h>
1.1.6.2       tls
1.1.6.2       tls #include <lib/libkern/libkern.h>
1.1.6.2       tls #include <lib/libsa/stand.h>
1.1.6.2       tls #include <lib/libsa/net.h>
1.1.6.2       tls
1.1.6.3  jdolecek #include <dev/clock_subr.h>
1.1.6.3  jdolecek
1.1.6.2       tls #include <luna68k/dev/timekeeper.h>
1.1.6.2       tls #include <luna68k/stand/boot/samachdep.h>
1.1.6.2       tls
1.1.6.2       tls satime_t
1.1.6.2       tls getsecs(void)
1.1.6.2       tls {
1.1.6.2       tls 	volatile uint8_t *mclock;
1.1.6.2       tls 	u_int t;
1.1.6.2       tls
1.1.6.2       tls 	mclock = (volatile uint8_t *)0x45000000;
1.1.6.2       tls
1.1.6.2       tls 	if (machtype == LUNA_I) {
1.1.6.2       tls 		mclock += 2040;
1.1.6.2       tls 		mclock[MK_CSR] |= MK_CSR_READ;
1.1.6.2       tls 		t =  bcdtobin(mclock[MK_SEC]);
1.1.6.2       tls 		t += bcdtobin(mclock[MK_MIN]) * 60;
1.1.6.2       tls 		t += bcdtobin(mclock[MK_HOUR]) * 60 * 60;
1.1.6.2       tls 		mclock[MK_CSR] &= ~MK_CSR_READ;
1.1.6.2       tls 	} else {
1.1.6.2       tls 		while (mclock[MC_REGA] & MC_REGA_UIP)
1.1.6.2       tls 			continue;
1.1.6.2       tls 		t =  mclock[MC_SEC];
1.1.6.2       tls 		t += mclock[MC_MIN] * 60;
1.1.6.2       tls 		t += mclock[MC_HOUR] * 60 * 60;
1.1.6.2       tls 	}
1.1.6.2       tls
1.1.6.2       tls 	return (satime_t)t;
1.1.6.2       tls }