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C&T: Clear bit 7 of CRTC register 0x40 on vertical blank start, fixes DirectDraw hangs

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Cacodemon345
2024-02-16 12:32:58 +06:00
parent 8bf3751c98
commit 19b8dbb1d2
1 changed files with 1 additions and 0 deletions
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src/video/vid_chips_69000.c
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@@ -2202,6 +2202,7 @@ chips_69000_vblank_start(svga_t *svga)
{ {
chips_69000_t *chips = (chips_69000_t *) svga->priv; chips_69000_t *chips = (chips_69000_t *) svga->priv;
chips->mem_regs[1] |= 1 << 14; chips->mem_regs[1] |= 1 << 14;
chips->svga.crtc[0x40] &= ~0x80;
chips_69000_interrupt(chips); chips_69000_interrupt(chips);
} }