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Annotation of sys/arch/luna88k/dev/timekeeper.h, Revision 1.1.1.1

1.1       nbrk        1: /* $OpenBSD: timekeeper.h,v 1.1 2004/04/21 15:23:56 aoyama Exp $ */
                      2: /* $NetBSD: timekeeper.h,v 1.1 2000/01/05 08:48:56 nisimura Exp $ */
                      3:
                      4: /*-
                      5:  * Copyright (c) 2000 The NetBSD Foundation, Inc.
                      6:  * All rights reserved.
                      7:  *
                      8:  * This code is derived from software contributed to The NetBSD Foundation
                      9:  * by Tohru Nishimura.
                     10:  *
                     11:  * Redistribution and use in source and binary forms, with or without
                     12:  * modification, are permitted provided that the following conditions
                     13:  * are met:
                     14:  * 1. Redistributions of source code must retain the above copyright
                     15:  *    notice, this list of conditions and the following disclaimer.
                     16:  * 2. Redistributions in binary form must reproduce the above copyright
                     17:  *    notice, this list of conditions and the following disclaimer in the
                     18:  *    documentation and/or other materials provided with the distribution.
                     19:  * 3. All advertising materials mentioning features or use of this software
                     20:  *    must display the following acknowledgement:
                     21:  *     This product includes software developed by the NetBSD
                     22:  *     Foundation, Inc. and its contributors.
                     23:  * 4. Neither the name of The NetBSD Foundation nor the names of its
                     24:  *    contributors may be used to endorse or promote products derived
                     25:  *    from this software without specific prior written permission.
                     26:  *
                     27:  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
                     28:  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
                     29:  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
                     30:  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
                     31:  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
                     32:  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
                     33:  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
                     34:  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
                     35:  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
                     36:  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
                     37:  * POSSIBILITY OF SUCH DAMAGE.
                     38:  */
                     39:
                     40: /*
                     41:  * Mostek MK48T02 for LUNA-88K
                     42:  */
                     43: #define        MK_CSR          0       /* control register */
                     44: #define        MK_SEC          1       /* seconds (0..59; BCD) */
                     45: #define        MK_MIN          2       /* minutes (0..59; BCD) */
                     46: #define        MK_HOUR         3       /* hour (0..23; BCD) */
                     47: #define        MK_DOW          4       /* weekday (1..7) */
                     48: #define        MK_DOM          5       /* day in month (1..31; BCD) */
                     49: #define        MK_MONTH        6       /* month (1..12; BCD) */
                     50: #define        MK_YEAR         7       /* year (0..99; BCD) */
                     51: /* bits in cl_csr */
                     52: #define MK_CSR_WRITE   0x80    /* want to write */
                     53: #define MK_CSR_READ    0x40    /* want to read (freeze clock) */
                     54:
                     55: /*
                     56:  * Dallas Semiconductor DS1397 for LUNA-88K2
                     57:  */
                     58: #define DS_SEC          0x0     /* Time of year: seconds (0-59) */
                     59: #define DS_MIN          0x2     /* Time of year: minutes (0-59) */
                     60: #define DS_HOUR         0x4     /* Time of year: hour (see above) */
                     61: #define DS_DOW          0x6     /* Time of year: day of week (1-7) */
                     62: #define DS_DOM          0x7     /* Time of year: day of month (1-31) */
                     63: #define DS_MONTH        0x8     /* Time of year: month (1-12) */
                     64: #define DS_YEAR         0x9     /* Time of year: year in century (0-99) */
                     65:
                     66: #define DS_REGA         0xa     /* Control register A */
                     67: #define  DS_REGA_RSMASK 0x0f    /* Interrupt rate select mask (see below) */
                     68: #define  DS_REGA_DVMASK 0x70    /* Divisor select mask (see below) */
                     69: #define  DS_REGA_UIP    0x80    /* Update in progress; read only. */
                     70:
                     71: #define DS_REGB         0xb     /* Control register B */
                     72: #define  DS_REGB_DSE    0x01    /* Daylight Savings Enable */
                     73: #define  DS_REGB_24HR   0x02    /* 24-hour mode (AM/PM mode when clear) */
                     74: #define  DS_REGB_BINARY 0x04    /* Binary mode (BCD mode when clear) */
                     75: #define  DS_REGB_SQWE   0x08    /* Square Wave Enable */
                     76: #define  DS_REGB_UIE    0x10    /* Update End interrupt enable */
                     77: #define  DS_REGB_AIE    0x20    /* Alarm interrupt enable */
                     78: #define  DS_REGB_PIE    0x40    /* Periodic interrupt enable */
                     79: #define  DS_REGB_SET    0x80    /* Allow time to be set; stops updates */
                     80:
                     81: #define DS_REGC         0xc     /* Control register C */
                     82: /*       DS_REGC_UNUSED 0x0f    UNUSED */
                     83: #define  DS_REGC_UF     0x10    /* Update End interrupt flag */
                     84: #define  DS_REGC_AF     0x20    /* Alarm interrupt flag */
                     85: #define  DS_REGC_PF     0x40    /* Periodic interrupt flag */
                     86: #define  DS_REGC_IRQF   0x80    /* Interrupt request pending flag */
                     87:
                     88: #define DS_REGD         0xd     /* Control register D */
                     89: /*       DS_REGD_UNUSED 0x7f    UNUSED */
                     90: #define  DS_REGD_VRT    0x80    /* Valid RAM and Time bit */
                     91:
                     92: #define DS_NREGS        0xe     /* 14 registers; CMOS follows */
                     93: #define DS_NTODREGS     0xa     /* 10 of those regs are for TOD and alarm */