Switch the rest of sh3 ports to todr(9)
Split code to handle on-chip rtc into a separate driver Eliminate all todr code from clock.c Move __HAVE_GENERIC_TODR to sh3/include/types.h
This commit is contained in:
parent
ce2c68fd18
commit
57675076eb
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@ -1,4 +1,4 @@
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/* $NetBSD: clock_machdep.c,v 1.6 2006/09/05 11:09:36 uwe Exp $ */
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/* $NetBSD: clock_machdep.c,v 1.7 2006/09/20 00:41:12 uwe Exp $ */
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/*-
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* Copyright (c) 2002 The NetBSD Foundation, Inc.
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@ -34,35 +34,17 @@
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*/
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#include <sys/cdefs.h>
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__KERNEL_RCSID(0, "$NetBSD: clock_machdep.c,v 1.6 2006/09/05 11:09:36 uwe Exp $");
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__KERNEL_RCSID(0, "$NetBSD: clock_machdep.c,v 1.7 2006/09/20 00:41:12 uwe Exp $");
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <dev/clock_subr.h>
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#include <sh3/clock.h>
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#ifdef DEBUG
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#define STATIC
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#else
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#define STATIC static
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#endif
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STATIC void dreamcast_rtc_init(void *);
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STATIC struct rtc_ops dreamcast_rtc_ops = {
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.init = dreamcast_rtc_init,
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};
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void
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machine_clock_init(void)
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{
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sh_clock_init(SH_CLOCK_NORTC, &dreamcast_rtc_ops);
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}
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STATIC void
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dreamcast_rtc_init(void *cookie)
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{
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sh_clock_init(SH_CLOCK_NORTC);
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}
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@ -1,9 +1,7 @@
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/* $NetBSD: types.h,v 1.3 2006/09/05 11:09:36 uwe Exp $ */
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/* $NetBSD: types.h,v 1.4 2006/09/20 00:41:12 uwe Exp $ */
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#ifndef _DREAMCAST_TYPES_H_
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#define _DREAMCAST_TYPES_H_
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#include <sh3/types.h>
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#define __HAVE_GENERIC_TODR
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#endif /* _DREAMCAST_TYPES_H_ */
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@ -1,4 +1,4 @@
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# $NetBSD: COMPUTEX7750,v 1.24 2005/12/07 09:10:13 tsutsui Exp $
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# $NetBSD: COMPUTEX7750,v 1.25 2006/09/20 00:41:12 uwe Exp $
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#
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# GENERIC -- everything that's currently supported
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#
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@ -66,6 +66,7 @@ config netbsd root on ? type ?
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#
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mainbus0 at root
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shb* at mainbus?
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rtc0 at shb?
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# Serial Devices
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@ -1,4 +1,4 @@
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# $NetBSD: COMPUTEXEVB,v 1.26 2005/12/07 09:10:13 tsutsui Exp $
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# $NetBSD: COMPUTEXEVB,v 1.27 2006/09/20 00:41:12 uwe Exp $
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#
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# GENERIC -- everything that's currently supported
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#
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@ -65,6 +65,7 @@ config netbsd root on ? type ?
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mainbus0 at root
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shb* at mainbus?
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rtc0 at shb?
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wdog0 at shb?
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options SCIFCONSOLE,SCIFCN_SPEED=115200
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scif0 at shb?
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@ -1,4 +1,4 @@
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# $NetBSD: CQREEKSH3,v 1.27 2005/12/07 09:10:13 tsutsui Exp $
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# $NetBSD: CQREEKSH3,v 1.28 2006/09/20 00:41:12 uwe Exp $
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#
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# GENERIC -- everything that's currently supported
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#
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@ -63,6 +63,7 @@ config netbsd root on ? type ?
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#
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mainbus0 at root
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shb* at mainbus?
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rtc0 at shb?
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wdog0 at shb?
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options SCICONSOLE,SCICN_SPEED=38400
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sci0 at shb?
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@ -1,4 +1,4 @@
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# $NetBSD: KZSH401,v 1.24 2005/12/07 09:10:13 tsutsui Exp $
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# $NetBSD: KZSH401,v 1.25 2006/09/20 00:41:12 uwe Exp $
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#
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# GENERIC -- everything that's currently supported
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#
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#
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mainbus0 at root
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shb* at mainbus?
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rtc0 at shb?
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options SCIFCN_SPEED=19200
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scif0 at shb?
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pseudo-device pty # pseudo-terminals
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@ -1,4 +1,4 @@
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/* $NetBSD: clock_machdep.c,v 1.3 2005/12/11 12:17:13 christos Exp $ */
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/* $NetBSD: clock_machdep.c,v 1.4 2006/09/20 00:41:12 uwe Exp $ */
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/*-
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* Copyright (c) 2002 The NetBSD Foundation, Inc.
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*/
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#include <sys/cdefs.h>
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__KERNEL_RCSID(0, "$NetBSD: clock_machdep.c,v 1.3 2005/12/11 12:17:13 christos Exp $");
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__KERNEL_RCSID(0, "$NetBSD: clock_machdep.c,v 1.4 2006/09/20 00:41:12 uwe Exp $");
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sh3/clock.h>
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void
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machine_clock_init()
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machine_clock_init(void)
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{
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#ifdef INITTODR_ALWAYS_USE_RTC
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sh_clock_init(SH_CLOCK_NOINITTODR, 0);
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sh_clock_init(SH_CLOCK_NOINITTODR);
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#else
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sh_clock_init(0, 0);
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sh_clock_init(0);
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#endif
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}
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@ -1,4 +1,4 @@
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# $NetBSD: GENERIC,v 1.70 2006/08/26 20:26:45 christos Exp $
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# $NetBSD: GENERIC,v 1.71 2006/09/20 00:41:13 uwe Exp $
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#
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# GENERIC machine description file
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#
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cpu* at mainbus?
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shb* at mainbus?
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rtc* at shb?
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adc* at shb? # analog->digital converter
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pfckbd* at mainbus?
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@ -1,4 +1,4 @@
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# $NetBSD: HPW650PA,v 1.22 2006/02/04 03:04:12 rpaulo Exp $
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# $NetBSD: HPW650PA,v 1.23 2006/09/20 00:41:13 uwe Exp $
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#
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# HITACHI PERSONA HPW650PA
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#
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com* at hd64465if?
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hd64465pcmcia* at hd64465if?
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rtc* at shb?
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# PCMCIA bus support
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pcmcia* at hd64465pcmcia? controller ? socket ?
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/* $NetBSD: clock_machdep.c,v 1.3 2005/12/11 12:17:36 christos Exp $ */
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/* $NetBSD: clock_machdep.c,v 1.4 2006/09/20 00:41:13 uwe Exp $ */
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/*-
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* Copyright (c) 2002 The NetBSD Foundation, Inc.
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*/
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#include <sys/cdefs.h>
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__KERNEL_RCSID(0, "$NetBSD: clock_machdep.c,v 1.3 2005/12/11 12:17:36 christos Exp $");
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__KERNEL_RCSID(0, "$NetBSD: clock_machdep.c,v 1.4 2006/09/20 00:41:13 uwe Exp $");
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sh3/clock.h>
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void
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machine_clock_init()
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machine_clock_init(void)
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{
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sh_clock_init(0, 0);
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sh_clock_init(0);
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}
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/* $NetBSD: types.h,v 1.2 2006/09/07 01:55:03 uwe Exp $ */
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/* $NetBSD: types.h,v 1.3 2006/09/20 00:41:13 uwe Exp $ */
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#ifndef _LANDISK_TYPES_H_
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#define _LANDISK_TYPES_H_
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#include <sh3/types.h>
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#define __HAVE_GENERIC_TODR
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#endif /* _LANDISK_TYPES_H_ */
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/* $NetBSD: clock_machdep.c,v 1.2 2006/09/07 01:55:03 uwe Exp $ */
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/* $NetBSD: clock_machdep.c,v 1.3 2006/09/20 00:41:13 uwe Exp $ */
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/*-
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* Copyright (c) 2002 The NetBSD Foundation, Inc.
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*/
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#include <sys/cdefs.h>
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__KERNEL_RCSID(0, "$NetBSD: clock_machdep.c,v 1.2 2006/09/07 01:55:03 uwe Exp $");
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__KERNEL_RCSID(0, "$NetBSD: clock_machdep.c,v 1.3 2006/09/20 00:41:13 uwe Exp $");
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sh3/clock.h>
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static void landisk_rtc_init(void *cookie);
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static struct rtc_ops landisk_rtc_ops = {
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.init = landisk_rtc_init,
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};
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void
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machine_clock_init(void)
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{
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sh_clock_init(SH_CLOCK_NORTC, &landisk_rtc_ops);
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}
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static void
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landisk_rtc_init(void *cookie)
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{
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/* DUMMY */
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sh_clock_init(SH_CLOCK_NORTC);
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}
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# $NetBSD: files.shb,v 1.4 2005/12/11 12:18:58 christos Exp $
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# $NetBSD: files.shb,v 1.5 2006/09/20 00:41:11 uwe Exp $
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#
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# SuperH internal devices.
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#
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file arch/sh3/dev/shb.c shb
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device rtc
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attach rtc at shb
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file arch/sh3/dev/rtc.c rtc needs-flag
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device wdog
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attach wdog at shb
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file arch/sh3/dev/wdog.c wdog needs-flag
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@ -0,0 +1,195 @@
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/*-
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* Copyright (c) 2002 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by UCHIYAMA Yasushi.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the NetBSD
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* Foundation, Inc. and its contributors.
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* 4. Neither the name of The NetBSD Foundation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
|
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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__KERNEL_RCSID(0, "$NetBSD: rtc.c,v 1.1 2006/09/20 00:41:11 uwe Exp $");
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#include <sys/param.h>
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#include <sys/kernel.h>
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#include <sys/device.h>
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#include <sys/malloc.h>
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#include <sys/systm.h>
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#ifdef GPROF
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#include <sys/gmon.h>
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#endif
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#include <dev/clock_subr.h>
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#include <sh3/rtcreg.h>
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struct rtc_softc {
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struct device sc_dev;
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struct todr_chip_handle sc_todr;
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};
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static int rtc_match(struct device *, struct cfdata *, void *);
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static void rtc_attach(struct device *, struct device *, void *);
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CFATTACH_DECL(rtc, sizeof(struct rtc_softc),
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rtc_match, rtc_attach, NULL, NULL);
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/* todr(9) methods */
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static int rtc_gettime_ymdhms(todr_chip_handle_t, struct clock_ymdhms *);
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static int rtc_settime_ymdhms(todr_chip_handle_t, struct clock_ymdhms *);
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static int
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rtc_match(struct device *parent, struct cfdata *cfp, void *aux)
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{
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return 1;
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}
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static void
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rtc_attach(struct device *parent, struct device *self, void *aux)
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{
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struct rtc_softc *sc = (void *)self;
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printf("\n");
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/* Make sure RTC is started */
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_reg_write_1(SH_(RCR2), SH_RCR2_ENABLE | SH_RCR2_START);
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#ifdef RTC_DEBUG
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{
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struct clock_ymdhms dt;
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int error;
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error = rtc_gettime_ymdhms(NULL, &dt);
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if (error)
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printf("%s: error %d\n", sc->sc_dev.dv_xname, error);
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else
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printf("%s: %04d-%02d-%02d %02d:%02d:%02d\n",
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sc->sc_dev.dv_xname,
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dt.dt_year, dt.dt_mon, dt.dt_day,
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dt.dt_hour, dt.dt_min, dt.dt_sec);
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}
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#endif
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sc->sc_todr.cookie = sc;
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sc->sc_todr.todr_gettime_ymdhms = rtc_gettime_ymdhms;
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sc->sc_todr.todr_settime_ymdhms = rtc_settime_ymdhms;
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todr_attach(&sc->sc_todr);
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}
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static int
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rtc_gettime_ymdhms(todr_chip_handle_t h, struct clock_ymdhms *dt)
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{
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unsigned int year;
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int retry = 8;
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/* disable carry interrupt */
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_reg_bclr_1(SH_(RCR1), SH_RCR1_CIE);
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do {
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uint8_t r = _reg_read_1(SH_(RCR1));
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r &= ~SH_RCR1_CF;
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r |= SH_RCR1_AF; /* don't clear alarm flag */
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_reg_write_1(SH_(RCR1), r);
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if (CPU_IS_SH3)
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year = _reg_read_1(SH3_RYRCNT);
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else
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year = _reg_read_2(SH4_RYRCNT) & 0x00ff;
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dt->dt_year = FROMBCD(year);
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/* read counter */
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#define RTCGET(x, y) \
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dt->dt_ ## x = FROMBCD(_reg_read_1(SH_(R ## y ## CNT)))
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RTCGET(mon, MON);
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RTCGET(wday, WK);
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RTCGET(day, DAY);
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RTCGET(hour, HR);
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RTCGET(min, MIN);
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RTCGET(sec, SEC);
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#undef RTCGET
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} while ((_reg_read_1(SH_(RCR1)) & SH_RCR1_CF) && --retry > 0);
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if (retry == 0)
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return EIO;
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dt->dt_year += 1900;
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if (dt->dt_year < POSIX_BASE_YEAR)
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dt->dt_year += 100;
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return 0;
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}
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static int
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rtc_settime_ymdhms(todr_chip_handle_t h, struct clock_ymdhms *dt)
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{
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unsigned int year;
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uint8_t r;
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year = TOBCD(dt->dt_year % 100);
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/* stop clock */
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r = _reg_read_1(SH_(RCR2));
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r |= SH_RCR2_RESET;
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r &= ~SH_RCR2_START;
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_reg_write_1(SH_(RCR2), r);
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/* set time */
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if (CPU_IS_SH3)
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_reg_write_1(SH3_RYRCNT, year);
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else
|
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_reg_write_2(SH4_RYRCNT, year);
|
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|
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#define RTCSET(x, y) \
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_reg_write_1(SH_(R ## x ## CNT), TOBCD(dt->dt_ ## y))
|
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|
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RTCSET(MON, mon);
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RTCSET(WK, wday);
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RTCSET(DAY, day);
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RTCSET(HR, hour);
|
||||
RTCSET(MIN, min);
|
||||
RTCSET(SEC, sec);
|
||||
|
||||
#undef RTCSET
|
||||
|
||||
/* start clock */
|
||||
_reg_write_1(SH_(RCR2), r | SH_RCR2_START);
|
||||
|
||||
return 0;
|
||||
}
|
|
@ -1,4 +1,4 @@
|
|||
/* $NetBSD: clock.h,v 1.2 2002/04/28 17:10:33 uch Exp $ */
|
||||
/* $NetBSD: clock.h,v 1.3 2006/09/20 00:41:12 uwe Exp $ */
|
||||
|
||||
/*-
|
||||
* Copyright (c) 2002 The NetBSD Foundation, Inc.
|
||||
|
@ -58,32 +58,16 @@
|
|||
* file, this value is estimated by sh_clock_init().
|
||||
*
|
||||
*/
|
||||
struct rtc_ops;
|
||||
struct clock_ymdhms;
|
||||
#ifndef _SH3_CLOCK_H_
|
||||
#define _SH3_CLOCK_H_
|
||||
|
||||
void sh_clock_init(int, struct rtc_ops *);
|
||||
void machine_clock_init(void);
|
||||
|
||||
void sh_clock_init(int);
|
||||
#define SH_CLOCK_NORTC 0x00000001
|
||||
#define SH_CLOCK_NOINITTODR 0x00000002
|
||||
void machine_clock_init(void);
|
||||
|
||||
int sh_clock_get_cpuclock(void);
|
||||
int sh_clock_get_pclock(void);
|
||||
|
||||
/*
|
||||
* SH RTC module interface.
|
||||
*/
|
||||
void sh_rtc_init(void *);
|
||||
void sh_rtc_get(void *, time_t, struct clock_ymdhms *);
|
||||
void sh_rtc_set(void *, struct clock_ymdhms *);
|
||||
|
||||
/*
|
||||
* machine specific RTC ops
|
||||
*/
|
||||
struct clock_ymdhms;
|
||||
struct rtc_ops {
|
||||
void *_cookie;
|
||||
void (*init)(void *);
|
||||
void (*get)(void *, time_t, struct clock_ymdhms *);
|
||||
void (*set)(void *, struct clock_ymdhms *);
|
||||
};
|
||||
|
||||
#endif /* _SH3_CLOCK_H_ */
|
||||
|
|
|
@ -1,4 +1,4 @@
|
|||
/* $NetBSD: types.h,v 1.22 2005/12/11 12:18:58 christos Exp $ */
|
||||
/* $NetBSD: types.h,v 1.23 2006/09/20 00:41:12 uwe Exp $ */
|
||||
|
||||
/*-
|
||||
* Copyright (c) 1990 The Regents of the University of California.
|
||||
|
@ -66,6 +66,7 @@ typedef volatile unsigned char __cpu_simple_lock_t;
|
|||
|
||||
#define __HAVE_AST_PERPROC
|
||||
#define __HAVE_GENERIC_SOFT_INTERRUPTS
|
||||
#define __HAVE_GENERIC_TODR
|
||||
#define __HAVE_SYSCALL_INTERN
|
||||
|
||||
#if defined(_KERNEL)
|
||||
|
|
|
@ -1,4 +1,4 @@
|
|||
/* $NetBSD: clock.c,v 1.32 2006/09/05 11:09:36 uwe Exp $ */
|
||||
/* $NetBSD: clock.c,v 1.33 2006/09/20 00:41:12 uwe Exp $ */
|
||||
|
||||
/*-
|
||||
* Copyright (c) 2002 The NetBSD Foundation, Inc.
|
||||
|
@ -37,7 +37,7 @@
|
|||
*/
|
||||
|
||||
#include <sys/cdefs.h>
|
||||
__KERNEL_RCSID(0, "$NetBSD: clock.c,v 1.32 2006/09/05 11:09:36 uwe Exp $");
|
||||
__KERNEL_RCSID(0, "$NetBSD: clock.c,v 1.33 2006/09/20 00:41:12 uwe Exp $");
|
||||
|
||||
#include "opt_pclock.h"
|
||||
#include "opt_hz.h"
|
||||
|
@ -62,7 +62,6 @@ __KERNEL_RCSID(0, "$NetBSD: clock.c,v 1.32 2006/09/05 11:09:36 uwe Exp $");
|
|||
#ifndef HZ
|
||||
#define HZ 64
|
||||
#endif
|
||||
#define MINYEAR 2002 /* "today" */
|
||||
#define SH_RTC_CLOCK 16384 /* Hz */
|
||||
|
||||
/*
|
||||
|
@ -79,10 +78,6 @@ struct {
|
|||
uint32_t cpucycle_1us; /* calibrated loop variable (1 us) */
|
||||
uint32_t tmuclk; /* source clock of TMU0 (Hz) */
|
||||
|
||||
/* RTC ops holder. default SH RTC module */
|
||||
struct rtc_ops rtc;
|
||||
int rtc_initialized;
|
||||
|
||||
uint32_t pclock; /* PCLOCK */
|
||||
uint32_t cpuclock; /* CPU clock */
|
||||
int flags;
|
||||
|
@ -90,12 +85,6 @@ struct {
|
|||
#ifdef PCLOCK
|
||||
.pclock = PCLOCK,
|
||||
#endif
|
||||
.rtc = {
|
||||
/* SH RTC module to default RTC */
|
||||
.init = sh_rtc_init,
|
||||
.get = sh_rtc_get,
|
||||
.set = sh_rtc_set
|
||||
}
|
||||
};
|
||||
|
||||
uint32_t maxwdog;
|
||||
|
@ -117,13 +106,11 @@ do { \
|
|||
#define TMU_ELAPSED(x) \
|
||||
(0xffffffff - _reg_read_4(SH_(TCNT ## x)))
|
||||
void
|
||||
sh_clock_init(int flags, struct rtc_ops *rtc)
|
||||
sh_clock_init(int flags)
|
||||
{
|
||||
uint32_t s, t0, t1 __attribute__((__unused__));
|
||||
|
||||
sh_clock.flags = flags;
|
||||
if (rtc != NULL)
|
||||
sh_clock.rtc = *rtc; /* structure copy */
|
||||
|
||||
/* Initialize TMU */
|
||||
_reg_write_2(SH_(TCR0), 0);
|
||||
|
@ -148,6 +135,9 @@ sh_clock_init(int flags, struct rtc_ops *rtc)
|
|||
_reg_write_2(SH_(TCR0),
|
||||
CPU_IS_SH3 ? SH3_TCR_TPSC_RTC : SH4_TCR_TPSC_RTC);
|
||||
sh_clock.tmuclk = SH_RTC_CLOCK;
|
||||
|
||||
/* Make sure RTC oscillator is enabled */
|
||||
_reg_write_1(SH_(RCR2), SH_RCR2_ENABLE);
|
||||
}
|
||||
|
||||
s = _cpu_exception_suspend();
|
||||
|
@ -292,86 +282,9 @@ cpu_initclocks()
|
|||
_reg_write_4(SH_(TCOR1), 0xffffffff);
|
||||
_reg_write_2(SH_(TCR2), TCR_UNIE | TCR_TPSC_P4);
|
||||
_reg_write_4(SH_(TCOR2), 0xffffffff);
|
||||
|
||||
/* Make sure to start RTC */
|
||||
sh_clock.rtc.init(sh_clock.rtc._cookie);
|
||||
}
|
||||
|
||||
|
||||
#if !defined(__HAVE_GENERIC_TODR)
|
||||
|
||||
void
|
||||
inittodr(time_t base)
|
||||
{
|
||||
struct clock_ymdhms dt;
|
||||
time_t rtc;
|
||||
int s;
|
||||
|
||||
if (!sh_clock.rtc_initialized)
|
||||
sh_clock.rtc_initialized = 1;
|
||||
|
||||
sh_clock.rtc.get(sh_clock.rtc._cookie, base, &dt);
|
||||
rtc = clock_ymdhms_to_secs(&dt);
|
||||
|
||||
#ifdef DEBUG
|
||||
printf("inittodr: %d/%d/%d/%d/%d/%d(%d)\n", dt.dt_year,
|
||||
dt.dt_mon, dt.dt_day, dt.dt_hour, dt.dt_min, dt.dt_sec,
|
||||
dt.dt_wday);
|
||||
#endif
|
||||
|
||||
if (!(sh_clock.flags & SH_CLOCK_NOINITTODR) &&
|
||||
(rtc < base ||
|
||||
dt.dt_year < MINYEAR || dt.dt_year > 2037 ||
|
||||
dt.dt_mon < 1 || dt.dt_mon > 12 ||
|
||||
dt.dt_wday > 6 ||
|
||||
dt.dt_day < 1 || dt.dt_day > 31 ||
|
||||
dt.dt_hour > 23 || dt.dt_min > 59 || dt.dt_sec > 59)) {
|
||||
/*
|
||||
* Believe the time in the file system for lack of
|
||||
* anything better, resetting the RTC.
|
||||
*/
|
||||
s = splclock();
|
||||
time.tv_sec = base;
|
||||
time.tv_usec = 0;
|
||||
splx(s);
|
||||
printf("WARNING: preposterous clock chip time\n");
|
||||
resettodr();
|
||||
printf(" -- CHECK AND RESET THE DATE!\n");
|
||||
return;
|
||||
}
|
||||
|
||||
s = splclock();
|
||||
time.tv_sec = rtc + rtc_offset * 60;
|
||||
time.tv_usec = 0;
|
||||
splx(s);
|
||||
|
||||
return;
|
||||
}
|
||||
|
||||
void
|
||||
resettodr()
|
||||
{
|
||||
struct clock_ymdhms dt;
|
||||
int s;
|
||||
|
||||
if (!sh_clock.rtc_initialized)
|
||||
return;
|
||||
|
||||
s = splclock();
|
||||
clock_secs_to_ymdhms(time.tv_sec - rtc_offset * 60, &dt);
|
||||
splx(s);
|
||||
|
||||
sh_clock.rtc.set(sh_clock.rtc._cookie, &dt);
|
||||
#ifdef DEBUG
|
||||
printf("%s: %d/%d/%d/%d/%d/%d(%d) rtc_offset %d\n", __FUNCTION__,
|
||||
dt.dt_year, dt.dt_mon, dt.dt_day, dt.dt_hour, dt.dt_min, dt.dt_sec,
|
||||
dt.dt_wday, rtc_offset);
|
||||
#endif
|
||||
}
|
||||
|
||||
#endif /* __HAVE_GENERIC_TODR */
|
||||
|
||||
|
||||
#ifdef SH3
|
||||
int
|
||||
sh3_clock_intr(void *arg) /* trap frame */
|
||||
|
@ -412,84 +325,3 @@ sh4_clock_intr(void *arg) /* trap frame */
|
|||
return (1);
|
||||
}
|
||||
#endif /* SH4 */
|
||||
|
||||
/*
|
||||
* SH3 RTC module ops.
|
||||
*/
|
||||
|
||||
void
|
||||
sh_rtc_init(void *cookie)
|
||||
{
|
||||
|
||||
/* Make sure to start RTC */
|
||||
_reg_write_1(SH_(RCR2), SH_RCR2_ENABLE | SH_RCR2_START);
|
||||
}
|
||||
|
||||
void
|
||||
sh_rtc_get(void *cookie, time_t base, struct clock_ymdhms *dt)
|
||||
{
|
||||
int retry = 8;
|
||||
|
||||
/* disable carry interrupt */
|
||||
_reg_bclr_1(SH_(RCR1), SH_RCR1_CIE);
|
||||
|
||||
do {
|
||||
uint8_t r = _reg_read_1(SH_(RCR1));
|
||||
r &= ~SH_RCR1_CF;
|
||||
r |= SH_RCR1_AF; /* don't clear alarm flag */
|
||||
_reg_write_1(SH_(RCR1), r);
|
||||
|
||||
if (CPU_IS_SH3)
|
||||
dt->dt_year = FROMBCD(_reg_read_1(SH3_RYRCNT));
|
||||
else
|
||||
dt->dt_year = FROMBCD(_reg_read_2(SH4_RYRCNT) & 0x00ff);
|
||||
|
||||
/* read counter */
|
||||
#define RTCGET(x, y) dt->dt_ ## x = FROMBCD(_reg_read_1(SH_(R ## y ## CNT)))
|
||||
RTCGET(mon, MON);
|
||||
RTCGET(wday, WK);
|
||||
RTCGET(day, DAY);
|
||||
RTCGET(hour, HR);
|
||||
RTCGET(min, MIN);
|
||||
RTCGET(sec, SEC);
|
||||
#undef RTCGET
|
||||
} while ((_reg_read_1(SH_(RCR1)) & SH_RCR1_CF) && --retry > 0);
|
||||
|
||||
if (retry == 0) {
|
||||
printf("rtc_gettime: couldn't read RTC register.\n");
|
||||
memset(dt, 0, sizeof(*dt));
|
||||
return;
|
||||
}
|
||||
|
||||
dt->dt_year = (dt->dt_year % 100) + 1900;
|
||||
if (dt->dt_year < 1970)
|
||||
dt->dt_year += 100;
|
||||
}
|
||||
|
||||
void
|
||||
sh_rtc_set(void *cookie, struct clock_ymdhms *dt)
|
||||
{
|
||||
uint8_t r;
|
||||
|
||||
/* stop clock */
|
||||
r = _reg_read_1(SH_(RCR2));
|
||||
r |= SH_RCR2_RESET;
|
||||
r &= ~SH_RCR2_START;
|
||||
_reg_write_1(SH_(RCR2), r);
|
||||
|
||||
/* set time */
|
||||
if (CPU_IS_SH3)
|
||||
_reg_write_1(SH3_RYRCNT, TOBCD(dt->dt_year % 100));
|
||||
else
|
||||
_reg_write_2(SH4_RYRCNT, TOBCD(dt->dt_year % 100));
|
||||
#define RTCSET(x, y) _reg_write_1(SH_(R ## x ## CNT), TOBCD(dt->dt_ ## y))
|
||||
RTCSET(MON, mon);
|
||||
RTCSET(WK, wday);
|
||||
RTCSET(DAY, day);
|
||||
RTCSET(HR, hour);
|
||||
RTCSET(MIN, min);
|
||||
RTCSET(SEC, sec);
|
||||
#undef RTCSET
|
||||
/* start clock */
|
||||
_reg_write_1(SH_(RCR2), r | SH_RCR2_START);
|
||||
}
|
||||
|
|
Loading…
Reference in New Issue