xref: /onnv-gate/usr/src/uts/sun4u/sys/todm5819p.h (revision 0:68f95e015346)
1*0Sstevel@tonic-gate /*
2*0Sstevel@tonic-gate  * CDDL HEADER START
3*0Sstevel@tonic-gate  *
4*0Sstevel@tonic-gate  * The contents of this file are subject to the terms of the
5*0Sstevel@tonic-gate  * Common Development and Distribution License, Version 1.0 only
6*0Sstevel@tonic-gate  * (the "License").  You may not use this file except in compliance
7*0Sstevel@tonic-gate  * with the License.
8*0Sstevel@tonic-gate  *
9*0Sstevel@tonic-gate  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10*0Sstevel@tonic-gate  * or http://www.opensolaris.org/os/licensing.
11*0Sstevel@tonic-gate  * See the License for the specific language governing permissions
12*0Sstevel@tonic-gate  * and limitations under the License.
13*0Sstevel@tonic-gate  *
14*0Sstevel@tonic-gate  * When distributing Covered Code, include this CDDL HEADER in each
15*0Sstevel@tonic-gate  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16*0Sstevel@tonic-gate  * If applicable, add the following below this CDDL HEADER, with the
17*0Sstevel@tonic-gate  * fields enclosed by brackets "[]" replaced with your own identifying
18*0Sstevel@tonic-gate  * information: Portions Copyright [yyyy] [name of copyright owner]
19*0Sstevel@tonic-gate  *
20*0Sstevel@tonic-gate  * CDDL HEADER END
21*0Sstevel@tonic-gate  */
22*0Sstevel@tonic-gate /*
23*0Sstevel@tonic-gate  * Copyright 2002-2003 Sun Microsystems, Inc.  All rights reserved.
24*0Sstevel@tonic-gate  * Use is subject to license terms.
25*0Sstevel@tonic-gate  */
26*0Sstevel@tonic-gate 
27*0Sstevel@tonic-gate #ifndef	_TODM5819P_H
28*0Sstevel@tonic-gate #define	_TODM5819P_H
29*0Sstevel@tonic-gate 
30*0Sstevel@tonic-gate #pragma ident	"%Z%%M%	%I%	%E% SMI"
31*0Sstevel@tonic-gate 
32*0Sstevel@tonic-gate #ifdef	__cplusplus
33*0Sstevel@tonic-gate extern "C" {
34*0Sstevel@tonic-gate #endif
35*0Sstevel@tonic-gate 
36*0Sstevel@tonic-gate extern  char    *v_rtc_addr_reg;
37*0Sstevel@tonic-gate extern  volatile uint8_t *v_rtc_data_reg;
38*0Sstevel@tonic-gate 
39*0Sstevel@tonic-gate #ifdef	DEBUG
40*0Sstevel@tonic-gate #include <sys/promif.h>
41*0Sstevel@tonic-gate #define	DPRINTF if (m5819p_debug_flags) prom_printf
42*0Sstevel@tonic-gate #else
43*0Sstevel@tonic-gate #define	DPRINTF
44*0Sstevel@tonic-gate #endif /* DEBUG */
45*0Sstevel@tonic-gate 
46*0Sstevel@tonic-gate #define	M5819P_ADDR_REG		*(volatile uint8_t *)v_rtc_addr_reg
47*0Sstevel@tonic-gate #define	M5819P_DATA_REG		*(volatile uint8_t *)v_rtc_data_reg
48*0Sstevel@tonic-gate 
49*0Sstevel@tonic-gate /*
50*0Sstevel@tonic-gate  * Definitions for Real Time Clock driver (ALI M5819P chip).
51*0Sstevel@tonic-gate  */
52*0Sstevel@tonic-gate #define	RTC_SEC		0x0	/* Seconds */
53*0Sstevel@tonic-gate #define	RTC_ASEC	0x1	/* Seconds Alarm */
54*0Sstevel@tonic-gate #define	RTC_MIN		0x2	/* Minutes */
55*0Sstevel@tonic-gate #define	RTC_AMIN	0x3	/* Minutes Alarm */
56*0Sstevel@tonic-gate #define	RTC_HRS		0x4	/* Hours */
57*0Sstevel@tonic-gate #define	RTC_AHRS	0x5	/* Hours Alarm */
58*0Sstevel@tonic-gate #define	RTC_DOW		0x6	/* Day-of-Week */
59*0Sstevel@tonic-gate #define	RTC_DOM		0x7	/* Day-of-Month */
60*0Sstevel@tonic-gate #define	RTC_MON		0x8	/* Month */
61*0Sstevel@tonic-gate #define	RTC_YEAR	0x9	/* Year */
62*0Sstevel@tonic-gate #define	RTC_CENTURY	0x32	/* Century */
63*0Sstevel@tonic-gate 
64*0Sstevel@tonic-gate 
65*0Sstevel@tonic-gate #define	RTC_A		0xa	/* Control Register A */
66*0Sstevel@tonic-gate #define	RTC_B		0xb	/* Control Register B */
67*0Sstevel@tonic-gate #define	RTC_C		0xc	/* Control Register C */
68*0Sstevel@tonic-gate #define	RTC_D		0xd	/* Control Register D */
69*0Sstevel@tonic-gate 
70*0Sstevel@tonic-gate /*
71*0Sstevel@tonic-gate  * Control register A definitions
72*0Sstevel@tonic-gate  */
73*0Sstevel@tonic-gate #define	RTC_RS		0x0f	/* Rate select for periodic interrupt */
74*0Sstevel@tonic-gate #define	RTC_DIV		0x70	/* Divider control */
75*0Sstevel@tonic-gate #define	RTC_UIP		0x80	/* Update in progress bit */
76*0Sstevel@tonic-gate 
77*0Sstevel@tonic-gate #define	RTC_DIV_OPERATE	0x50	/* dividor value for operate mode */
78*0Sstevel@tonic-gate 
79*0Sstevel@tonic-gate /*
80*0Sstevel@tonic-gate  * Control register B definitions
81*0Sstevel@tonic-gate  */
82*0Sstevel@tonic-gate #define	RTC_DSE		0x01	/* Daylight Savings Enable */
83*0Sstevel@tonic-gate #define	RTC_HM		0x02	/* Hour mode, 1 = 24 hour, 0 = 12 hour */
84*0Sstevel@tonic-gate #define	RTC_DM		0x04	/* Date mode, 1 = binary, 0 = BCD */
85*0Sstevel@tonic-gate #define	RTC_UIE		0x10	/* Update-ended Interrupt Enable */
86*0Sstevel@tonic-gate #define	RTC_AIE		0x20	/* Alarm Interrupt Enable */
87*0Sstevel@tonic-gate #define	RTC_PIE		0x40	/* Periodic Interrupt Enable */
88*0Sstevel@tonic-gate #define	RTC_SET		0x80	/* Stop updates for time set */
89*0Sstevel@tonic-gate 
90*0Sstevel@tonic-gate /*
91*0Sstevel@tonic-gate  * Control Register C definitions
92*0Sstevel@tonic-gate  */
93*0Sstevel@tonic-gate #define	RTC_UF		0x10	/* UF flag bit */
94*0Sstevel@tonic-gate #define	RTC_AF		0x20	/* AF flag bit */
95*0Sstevel@tonic-gate #define	RTC_PF		0x40	/* PF flag bit */
96*0Sstevel@tonic-gate #define	RTC_IRQF	0x80	/* IRQ flag */
97*0Sstevel@tonic-gate 
98*0Sstevel@tonic-gate /*
99*0Sstevel@tonic-gate  * Control Register D definitions
100*0Sstevel@tonic-gate  */
101*0Sstevel@tonic-gate #define	RTC_ADOM_REG	RTC_D
102*0Sstevel@tonic-gate #define	RTC_ADOM	0x3f	/*  Day-of-Month Alarm */
103*0Sstevel@tonic-gate 
104*0Sstevel@tonic-gate 
105*0Sstevel@tonic-gate /*
106*0Sstevel@tonic-gate  * The following two definitions are used in conjunction to wait
107*0Sstevel@tonic-gate  * for the UIP bit to clear.
108*0Sstevel@tonic-gate  */
109*0Sstevel@tonic-gate #define	TODM5819_UIP_RETRY_THRESH	6
110*0Sstevel@tonic-gate #define	TODM5819_UIP_WAIT_USEC		56
111*0Sstevel@tonic-gate 
112*0Sstevel@tonic-gate 
113*0Sstevel@tonic-gate struct	rtc_t {
114*0Sstevel@tonic-gate 	uint8_t	rtc_sec;	/* seconds */
115*0Sstevel@tonic-gate 	uint8_t	rtc_asec;	/* alarm seconds */
116*0Sstevel@tonic-gate 	uint8_t	rtc_min;	/* mins */
117*0Sstevel@tonic-gate 	uint8_t	rtc_amin;	/* alarm mins */
118*0Sstevel@tonic-gate 	uint8_t	rtc_hrs;	/* hours */
119*0Sstevel@tonic-gate 	uint8_t	rtc_ahrs;	/* alarm hours */
120*0Sstevel@tonic-gate 	uint8_t	rtc_dow;	/* day of the week */
121*0Sstevel@tonic-gate 	uint8_t	rtc_dom;	/* day of the month */
122*0Sstevel@tonic-gate 	uint8_t	rtc_mon;	/* month */
123*0Sstevel@tonic-gate 	uint8_t	rtc_year;	/* year */
124*0Sstevel@tonic-gate 	uint8_t	rtc_rega;	/* REG A */
125*0Sstevel@tonic-gate 	uint8_t	rtc_regb;	/* REG B */
126*0Sstevel@tonic-gate 	uint8_t	rtc_regc;	/* REG C */
127*0Sstevel@tonic-gate 	uint8_t	rtc_regd;	/* REG D */
128*0Sstevel@tonic-gate 	uint8_t	rtc_century;	/* century */
129*0Sstevel@tonic-gate 	uint8_t	rtc_adom;	/* alarm  day */
130*0Sstevel@tonic-gate };
131*0Sstevel@tonic-gate 
132*0Sstevel@tonic-gate #ifdef	__cplusplus
133*0Sstevel@tonic-gate }
134*0Sstevel@tonic-gate #endif
135*0Sstevel@tonic-gate 
136*0Sstevel@tonic-gate #endif	/* _TODM5819P_H */
137