42 lines
631 B
C
42 lines
631 B
C
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/* $NetBSD: getsecs.c,v 1.1.1.1 1997/03/14 02:40:32 perry Exp $ */
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/* extracted from netbsd:sys/arch/i386/netboot/misc.c */
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#include <sys/types.h>
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#include <lib/libsa/stand.h>
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#include "libi386.h"
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extern int biosgetrtc __P((u_long*));
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static inline u_long
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bcd2dec(arg)
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u_long arg;
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{
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return((arg >> 4) * 10 + (arg & 0x0f));
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}
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time_t
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getsecs() {
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/*
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* Return the current time in seconds
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*/
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u_long t;
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time_t sec;
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if(biosgetrtc(&t))
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panic("RTC invalid");
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sec = bcd2dec(t & 0xff);
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sec *= 60;
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t >>= 8;
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sec += bcd2dec(t & 0xff);
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sec *= 60;
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t >>= 8;
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sec += bcd2dec(t & 0xff);
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return(sec);
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}
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