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enable all planes only for EGA

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Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@2375
This commit is contained in:
Sebastian Strohhäcker 2005-11-12 14:17:36 +00:00
parent 01e60082ea
commit 49579b425e
1 changed files with 7 additions and 2 deletions
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9
src/ints/int10_char.cpp
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@ -16,7 +16,7 @@
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
/* $Id: int10_char.cpp,v 1.40 2005-11-10 20:24:55 c2woody Exp $ */
/* $Id: int10_char.cpp,v 1.41 2005-11-12 14:17:36 c2woody Exp $ */
/* Character displaying moving functions */
@ -493,7 +493,12 @@ void WriteChar(Bit16u col,Bit16u row,Bit8u page,Bit8u chr,Bit8u attr,bool useatt
x=8*col;
y=cheight*row;Bit8u xor_mask=(CurMode->type == M_VGA) ? 0x0 : 0x80;
//TODO Check for out of bounds
IO_Write(0x3c4,0x2);IO_Write(0x3c5,0xf); /* enable all planes */
if (CurMode->type==M_EGA16) {
/* enable all planes for EGA modes (Ultima 1 colour bug) */
/* might be put into INT10_PutPixel but different vga bios
implementations have different opinions about this */
IO_Write(0x3c4,0x2);IO_Write(0x3c5,0xf);
}
for (Bit8u h=0;h<cheight;h++) {
Bit8u bitsel=128;
Bit8u bitline=mem_readb(fontdata++);