63 lines
2.7 KiB
C
63 lines
2.7 KiB
C
/**************************************************************************
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* *
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* Copyright (C) 1996 Silicon Graphics, Inc. *
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* *
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* These coded instructions, statements, and computer programs contain *
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* unpublished proprietary information of Silicon Graphics, Inc., and *
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* are protected by Federal copyright law. They may not be disclosed *
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* to third parties or copied or duplicated in any form, in whole or *
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* in part, without the prior written consent of Silicon Graphics, Inc. *
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* *
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**************************************************************************/
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#include <sys/PCI/ioc3.h>
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#define RTC_BASE_ADDR (uchar_t *)(nvram_base)
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/* Defines for the SGS-Thomson M48T35 clock */
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#define RTC_SGS_WRITE_ENABLE 0x80
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#define RTC_SGS_READ_PROTECT 0x40
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#define RTC_SGS_YEAR_ADDR (RTC_BASE_ADDR + 0x7fffL)
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#define RTC_SGS_MONTH_ADDR (RTC_BASE_ADDR + 0x7ffeL)
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#define RTC_SGS_DATE_ADDR (RTC_BASE_ADDR + 0x7ffdL)
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#define RTC_SGS_DAY_ADDR (RTC_BASE_ADDR + 0x7ffcL)
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#define RTC_SGS_HOUR_ADDR (RTC_BASE_ADDR + 0x7ffbL)
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#define RTC_SGS_MIN_ADDR (RTC_BASE_ADDR + 0x7ffaL)
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#define RTC_SGS_SEC_ADDR (RTC_BASE_ADDR + 0x7ff9L)
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#define RTC_SGS_CONTROL_ADDR (RTC_BASE_ADDR + 0x7ff8L)
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/* Defines for the Dallas DS1386 */
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#define RTC_DAL_UPDATE_ENABLE 0x80
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#define RTC_DAL_UPDATE_DISABLE 0x00
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#define RTC_DAL_YEAR_ADDR (RTC_BASE_ADDR + 0xaL)
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#define RTC_DAL_MONTH_ADDR (RTC_BASE_ADDR + 0x9L)
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#define RTC_DAL_DATE_ADDR (RTC_BASE_ADDR + 0x8L)
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#define RTC_DAL_DAY_ADDR (RTC_BASE_ADDR + 0x6L)
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#define RTC_DAL_HOUR_ADDR (RTC_BASE_ADDR + 0x4L)
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#define RTC_DAL_MIN_ADDR (RTC_BASE_ADDR + 0x2L)
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#define RTC_DAL_SEC_ADDR (RTC_BASE_ADDR + 0x1L)
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#define RTC_DAL_CONTROL_ADDR (RTC_BASE_ADDR + 0xbL)
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#define RTC_DAL_USER_ADDR (RTC_BASE_ADDR + 0xeL)
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#if 0
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/* Defines for the M48T35 clock */
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#define RTC_WRITE_ENABLE 0x80
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#define RTC_READ_PROTECT 0x40
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#define RTC_BASE_ADDR (uchar_t *)(nvram_base)
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#define RTC_YEAR_ADDR (RTC_BASE_ADDR + 0x7fffL)
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#define RTC_MONTH_ADDR (RTC_BASE_ADDR + 0x7ffeL)
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#define RTC_DATE_ADDR (RTC_BASE_ADDR + 0x7ffdL)
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#define RTC_DAY_ADDR (RTC_BASE_ADDR + 0x7ffcL)
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#define RTC_HOUR_ADDR (RTC_BASE_ADDR + 0x7ffbL)
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#define RTC_MIN_ADDR (RTC_BASE_ADDR + 0x7ffaL)
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#define RTC_SEC_ADDR (RTC_BASE_ADDR + 0x7ff9L)
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#define RTC_CONTROL_ADDR (RTC_BASE_ADDR + 0x7ff8L)
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#endif
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#define BCD_TO_INT(x) (((x>>4) * 10) + (x & 0xf))
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#define YRREF 1970
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