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[NTVDM]: Fix INT 10h, AH=8h,9h,Ah ; remove AH=12h because it corresponds to video "alternate function select" (and not scroll window). Stubplement INT 10h, AH=13h.

Browse Source 
svn path=/branches/ntvdm/; revision=62381
This commit is contained in:
Hermès Bélusca-Maïto
2014-03-02 18:41:22 +00:00
parent cab63e90c0
commit b960a23921
1 changed files with 52 additions and 34 deletions
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subsystems/ntvdm/bios/bios32/vidbios32.c
+52 -34
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@@ -1152,7 +1152,7 @@ static VOID WINAPI VidBiosVideoService(LPWORD Stack)
break;
}
/* Get Cursor Position */
/* Get Cursor Position and Shape */
case 0x03:
{
/* Make sure the selected video page exists */
@@ -1191,22 +1191,20 @@ static VOID WINAPI VidBiosVideoService(LPWORD Stack)
/* Call the internal function */
VidBiosScrollWindow((getAH() == 0x06) ? SCROLL_DIRECTION_UP
: SCROLL_DIRECTION_DOWN,
getAL(),
Rectangle,
Bda->VideoPage,
getBH());
: SCROLL_DIRECTION_DOWN,
getAL(),
Rectangle,
Bda->VideoPage,
getBH());
break;
}
/* Read/Write Character From Cursor Position */
/* Read Character and Attribute at Cursor Position */
case 0x08:
case 0x09:
case 0x0A:
{
WORD CharacterData = MAKEWORD(getAL(), getBL());
BYTE Page = getBH();
WORD CharacterData;
BYTE Page = getBH();
DWORD Offset;
/* Check if the page exists */
@@ -1214,27 +1212,47 @@ static VOID WINAPI VidBiosVideoService(LPWORD Stack)
/* Find the offset of the character */
Offset = Page * Bda->VideoPageSize +
(HIBYTE(Bda->CursorPosition[Page]) * Bda->ScreenColumns +
(HIBYTE(Bda->CursorPosition[Page]) * Bda->ScreenColumns +
LOBYTE(Bda->CursorPosition[Page])) * 2;
if (getAH() == 0x08)
{
/* Read from the video memory */
EmulatorReadMemory(&EmulatorContext,
TO_LINEAR(TEXT_VIDEO_SEG, Offset),
(LPVOID)&CharacterData,
sizeof(WORD));
/* Read from the video memory */
EmulatorReadMemory(&EmulatorContext,
TO_LINEAR(TEXT_VIDEO_SEG, Offset),
(LPVOID)&CharacterData,
sizeof(WORD));
/* Return the character in AX */
setAX(CharacterData);
}
else
/* Return the character data in AX */
setAX(CharacterData);
break;
}
/* Write Character and Attribute at Cursor Position */
case 0x09:
/* Write Character only (PCjr: + Attribute) at Cursor Position */
case 0x0A:
{
WORD CharacterData = MAKEWORD(getAL(), getBL());
BYTE Page = getBH();
DWORD Offset, Counter = getCX();
/* Check if the page exists */
if (Page >= BIOS_MAX_PAGES) break;
/* Find the offset of the character */
Offset = Page * Bda->VideoPageSize +
(HIBYTE(Bda->CursorPosition[Page]) * Bda->ScreenColumns +
LOBYTE(Bda->CursorPosition[Page])) * 2;
/* Write to video memory a certain number of times */
while (Counter > 0)
{
/* Write to video memory */
EmulatorWriteMemory(&EmulatorContext,
TO_LINEAR(TEXT_VIDEO_SEG, Offset),
(LPVOID)&CharacterData,
(getBH() == 0x09) ? sizeof(WORD) : sizeof(BYTE));
(getAH() == 0x09) ? sizeof(WORD) : sizeof(BYTE));
Offset += 2;
Counter--;
}
break;
@@ -1460,18 +1478,18 @@ static VOID WINAPI VidBiosVideoService(LPWORD Stack)
break;
}
/* Scroll Window */
/* Alternate Function Select */
case 0x12:
{
SMALL_RECT Rectangle = { getCL(), getCH(), getDL(), getDH() };
/* Call the internal function */
VidBiosScrollWindow(getBL(),
getAL(),
Rectangle,
Bda->VideoPage,
DEFAULT_ATTRIBUTE);
DPRINT1("BIOS Function INT 12h (Alternate Function Select), BX = 0x%04X NOT IMPLEMENTED\n",
getBX());
break;
}
/* Write String */
case 0x13:
{
DPRINT1("BIOS Function INT 13h (Write String) is UNIMPLEMENTED\n");
break;
}