ReceiveTempSMS
/
Sweden-Number
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

Ignore VCPI installation checks. Handle XMS query any extended memory 

function. Add stubs for get/set exception handler vector.
This commit is contained in:
Jukka Heinonen 2002-11-04 22:35:36 +00:00 committed by Alexandre Julliard
parent 6a216d0eb7
commit 3c9d9182eb
3 changed files with 61 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

29
dlls/winedos/int31.c
View File

@ -438,7 +438,8 @@ static void StartPM( CONTEXT86 *context )
pm_ctx.SegFs = 0;
pm_ctx.SegGs = 0;
TRACE("DOS program is now entering protected mode\n");
TRACE("DOS program is now entering %d-bit protected mode\n",
DOSVM_IsDos32() ? 32 : 16);
wine_call_to_16_regs_short(&pm_ctx, 0);
/* in the current state of affairs, we won't ever actually return here... */
@ -677,6 +678,32 @@ void WINAPI DOSVM_Int31Handler( CONTEXT86 *context )
RESET_CFLAG(context);
switch(AX_reg(context))
{
case 0x0008: /* Set selector limit */
{
DWORD limit = MAKELONG( DX_reg(context), CX_reg(context) );
TRACE( "set selector limit (0x%04x,0x%08lx)\n",
BX_reg(context), limit );
SetSelectorLimit16( BX_reg(context), limit );
}
break;
case 0x0202: /* Get Processor Exception Handler Vector */
FIXME( "Get Processor Exception Handler Vector (0x%02x)\n",
BL_reg(context) );
if (DOSVM_IsDos32()) {
SET_CX( context, 0 );
context->Edx = 0;
} else {
SET_CX( context, 0 );
SET_DX( context, 0 );
}
break;
case 0x0203: /* Set Processor Exception Handler Vector */
FIXME( "Set Processor Exception Handler Vector (0x%02x)\n",
BL_reg(context) );
break;
case 0x0204: /* Get protected mode interrupt vector */
TRACE("get protected mode interrupt handler (0x%02x)\n",
BL_reg(context));

15
dlls/winedos/int67.c
View File

@ -436,6 +436,21 @@ void WINAPI DOSVM_Int67Handler( CONTEXT86 *context )
case 0x5b: /* EMS 4.0 - ALTERNATE MAP REGISTER SET */
case 0x5c: /* EMS 4.0 - PREPARE EXPANDED MEMORY HARDWARE FOR WARM BOOT */
case 0x5d: /* EMS 4.0 - ENABLE/DISABLE OS FUNCTION SET FUNCTIONS */
INT_BARF(context,0x67);
break;
case 0xde: /* Virtual Control Program Interface (VCPI) */
if(AL_reg(context) == 0x00) {
/*
* VCPI INSTALLATION CHECK
* (AH_reg() != 0) means VCPI is not present
*/
TRACE("- VCPI installation check\n");
return;
} else
INT_BARF(context,0x67);
break;
default:
INT_BARF(context,0x67);
}

18
dlls/winedos/xms.c
View File

@ -104,6 +104,24 @@ void WINAPI XMS_Handler( CONTEXT86 *context )
if (move->Dest.Handle) GlobalUnlock16(move->Dest.Handle);
break;
}
case 0x88: /* Query Any Free Extended Memory */
{
MEMORYSTATUS status;
SYSTEM_INFO info;
TRACE("query any free extended memory\n");
GlobalMemoryStatus( &status );
GetSystemInfo( &info );
context->Eax = status.dwAvailVirtual >> 10;
context->Edx = status.dwAvailVirtual >> 10;
context->Ecx = (DWORD)info.lpMaximumApplicationAddress;
SET_BL( context, 0 ); /* No errors. */
TRACE("returning largest %ldK, total %ldK, highest 0x%lx\n",
context->Eax, context->Edx, context->Ecx);
}
break;
default:
INT_BARF( context, 0x31 );
SET_AX( context, 0x0000 ); /* failure */