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Fix regression in Spacewar with Hercules video. Thanks ripsaw8080 for reporting.

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Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@3617
This commit is contained in:
Ralf Grillenberger 2010-06-28 12:16:15 +00:00
parent c111163bec
commit ad7695d707
1 changed files with 6 additions and 1 deletions
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7
src/hardware/vga_other.cpp
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@ -516,7 +516,12 @@ static void write_hercules(Bitu port,Bitu val,Bitu /*iolen*/) {
break;
}
case 0x3bf:
vga.herc.enable_bits=(Bit8u)val;
if ( vga.herc.enable_bits ^ val) {
vga.herc.enable_bits=val;
// Bit 1 enables the upper 32k of video memory,
// so update the handlers
VGA_SetupHandlers();
}
break;
}
}