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Turn rtc always running trick on. fixes Loadstar: The Legend of Tully Bodine.

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Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@3426
This commit is contained in:
Peter Veenstra 2009-06-16 18:19:18 +00:00
parent 416a9abf4d
commit 613816e5a4
1 changed files with 6 additions and 3 deletions
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9
src/hardware/cmos.cpp
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@ -16,9 +16,10 @@
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
/* $Id: cmos.cpp,v 1.28 2009-05-27 09:15:41 qbix79 Exp $ */
/* $Id: cmos.cpp,v 1.29 2009-06-16 18:19:18 qbix79 Exp $ */
#include <time.h>
#include <math.h>
#include "dosbox.h"
#include "timer.h"
@ -27,6 +28,7 @@
#include "mem.h"
#include "bios_disk.h"
#include "setup.h"
#include "cross.h" //fmod on certain platforms
static struct {
Bit8u regs[0x40];
@ -64,8 +66,9 @@ static void cmos_checktimer(void) {
cmos.timer.delay=(1000.0f/(32768.0f / (1 << (cmos.timer.div - 1))));
if (!cmos.timer.div || !cmos.timer.enabled) return;
LOG(LOG_PIT,LOG_NORMAL)("RTC Timer at %.2f hz",1000.0/cmos.timer.delay);
PIC_AddEvent(cmos_timerevent,cmos.timer.delay);
// PIC_AddEvent(cmos_timerevent,(double)cmos.timer.delay-fmod(PIC_FullIndex(),(double)cmos.timer.delay)); //Should be more like a real pc. Check
// PIC_AddEvent(cmos_timerevent,cmos.timer.delay);
/* A rtc is always running */
PIC_AddEvent(cmos_timerevent,(double)cmos.timer.delay-fmod(PIC_FullIndex(),(double)cmos.timer.delay)); //Should be more like a real pc. Check
// status reg A reading with this (and with other delays actually)
}