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update equipment word in RTC on changes

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Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@2308
This commit is contained in:
Peter Veenstra 2005-09-11 13:06:00 +00:00
parent 4eebc6c7f6
commit c317e3adc6
2 changed files with 8 additions and 2 deletions
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5
src/ints/bios.cpp
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@ -16,7 +16,7 @@
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
/* $Id: bios.cpp,v 1.44 2005-09-08 13:08:52 qbix79 Exp $ */
/* $Id: bios.cpp,v 1.45 2005-09-11 13:06:00 qbix79 Exp $ */
#include "dosbox.h"
#include "mem.h"
@ -36,6 +36,7 @@
* counter using the BIOS_ZeroExtendedSize call */
static Bit16u size_extended;
static Bits other_memsystems=0;
void CMOS_SetRegister(Bitu regNr, Bit8u val); //For setting equipment word
static Bitu INT70_Handler(void) {
/* Acknowledge irq with cmos */
@ -737,6 +738,7 @@ public:
// PS2 mouse
config |= 0x04;
mem_writew(BIOS_CONFIGURATION,config);
CMOS_SetRegister(0x14,config); //Should be updated on changes
/* Setup extended memory size */
IO_Write(0x70,0x30);
size_extended=IO_Read(0x71);
@ -772,6 +774,7 @@ void BIOS_SetComPorts(Bit16u baseaddr[]) {
equipmentword &= (~0x0E00);
equipmentword |= (portcount << 9);
mem_writew(BIOS_CONFIGURATION,equipmentword);
CMOS_SetRegister(0x14,equipmentword); //Should be updated on changes
}