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Merge branch 'devel1'

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This commit is contained in:
fautomat 2024-08-12 11:03:42 +02:00
commit 85e82cd4ab
1 changed files with 15 additions and 8 deletions
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23
sources/nix/time/clock.c
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@ -1,20 +1,27 @@
#include <time.h>
#include <limits.h>
#include <dos/dos.h>
#include <proto/dos.h>
#include <proto/timer.h>
#include "stabs.h"
static struct DateStamp ds;
static struct EClockVal eval0;
void __initclock(void)
{ DateStamp(&ds); }
{
struct Device * TimerBase = DOSBase->dl_TimeReq->tr_node.io_Device;
ReadEClock(&eval0);
}
ADD2INIT(__initclock,-10);
clock_t clock(void)
{ struct DateStamp ds2;
DateStamp(&ds2);
return (((ds2.ds_Days-ds.ds_Days)*(24*60)+
ds2.ds_Minute-ds.ds_Minute)*(60*TICKS_PER_SECOND)+
ds2.ds_Tick-ds.ds_Tick)*CLOCKS_PER_SEC/TICKS_PER_SECOND;
{
struct EClockVal eval;
struct Device * TimerBase = DOSBase->dl_TimeReq->tr_node.io_Device;
UWORD freq = ReadEClock(&eval) / 1000; // 709 or 715 < 1024
ULONG difflo = eval.ev_lo - eval0.ev_lo;
ULONG diffhi = eval.ev_hi - eval0.ev_hi;
ULONG remhi = diffhi % freq; // max 10 bit
return difflo / freq + (((remhi << 22) / freq) << 10);
}