15d4cf6bf9
amiga goes: config.new *and* /sys/scsi. clock code coerced into a single .c file adding an accurate usec delay(). disklabel.c updated to DTRT, code to write RDB's to be added soon. sbic (old scsi) converted over to new scsi and config this covers about 90% of users. Other drivers soon.
106 lines
4.0 KiB
C
106 lines
4.0 KiB
C
/*
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* Copyright (c) 1994 Christian E. Hopps
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* All rights reserved.
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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 Christian E. Hopps.
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* 4. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* information on A2000 clock from Harald Backert.
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* information on A3000 clock from Holger Emden.
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*
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* $Id: rtc.h,v 1.1 1994/05/08 05:53:33 chopps Exp $
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*/
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#ifndef _RTCVAR_H_
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#define _RTCVAR_H_
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struct rtclock2000 {
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u_int :28, second2:4; /* lower digit */
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u_int :28, second1:4; /* upper digit */
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u_int :28, minute2:4; /* lower digit */
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u_int :28, minute1:4; /* upper digit */
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u_int :28, hour2:4; /* lower digit */
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u_int :28, hour1:4; /* upper digit */
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u_int :28, day2:4; /* lower digit */
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u_int :28, day1:4; /* upper digit */
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u_int :28, month2:4; /* lower digit */
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u_int :28, month1:4; /* upper digit */
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u_int :28, year2:4; /* lower digit */
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u_int :28, year1:4; /* upper digit */
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u_int :28, week:4; /* week */
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u_int :28, control1:4; /* control-byte 1 */
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u_int :28, control2:4; /* control-byte 2 */
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u_int :28, control3:4; /* control-byte 3 */
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};
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/*
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* commands written to control1, HOLD before reading the clock,
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* FREE after done reading.
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*/
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#define A2CONTROL1_HOLD (1<<0)
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#define A2CONTROL1_BUSY (1<<1)
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#define A2CONTROL3_24HMODE (1<<2)
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#define A2HOUR1_PM (1<<2)
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struct rtclock3000 {
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u_int :28, second2:4; /* 0x03 lower digit */
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u_int :28, second1:4; /* 0x07 upper digit */
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u_int :28, minute2:4; /* 0x0b lower digit */
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u_int :28, minute1:4; /* 0x0f upper digit */
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u_int :28, hour2:4; /* 0x13 lower digit */
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u_int :28, hour1:4; /* 0x17 upper digit */
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u_int :28, weekday:4; /* 0x1b */
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u_int :28, day2:4; /* 0x1f lower digit */
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u_int :28, day1:4; /* 0x23 upper digit */
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u_int :28, month2:4; /* 0x27 lower digit */
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u_int :28, month1:4; /* 0x2b upper digit */
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u_int :28, year2:4; /* 0x2f lower digit */
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u_int :28, year1:4; /* 0x33 upper digit */
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u_int :28, control1:4; /* 0x37 control-byte 1 */
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u_int :28, control2:4; /* 0x3b control-byte 2 */
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u_int :28, control3:4; /* 0x3f control-byte 3 */
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};
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#define A3CONTROL1_HOLD_CLOCK 0
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#define A3CONTROL1_FREE_CLOCK 9
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#define A3BBC_SET_REG 0xe0
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#define A3BBC_WRITE_REG 0xc2
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#define A3BBC_READ_REG 0xc3
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#define A3NUM_BBC_REGS 12
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#define FEBRUARY 2
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#define STARTOFTIME 1970
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#define SECDAY 86400L
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#define SECYR (SECDAY * 365)
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#define leapyear(y) (((y)%4)==0 && ((y)%100)!=0 || ((y)%400) == 0)
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#define range_test(n, l, h) ((n) < (l) || (n) > (h))
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#define days_in_year(a) (leapyear(a) ? 366 : 365)
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#define days_in_month(a) (month_days[(a) - 1])
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#endif /* _RTCVAR_H_ */
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