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Signed-off-by: BALATON Zoltan Reviewed-by: Chad Jablonski Message-ID: <3f54ff54a873a8f8a0cc5f14660703b4025a69e2.1775228029.git.balato= n@eik.bme.hu> Signed-off-by: Philippe Mathieu-Daud=C3=A9 --- hw/display/ati.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/hw/display/ati.c b/hw/display/ati.c index a283afbfff5..7bb57c44d95 100644 --- a/hw/display/ati.c +++ b/hw/display/ati.c @@ -743,7 +743,11 @@ static void ati_mm_write(void *opaque, hwaddr addr, s->regs.crtc_offset_cntl =3D data; /* FIXME */ break; case CRTC_PITCH: - s->regs.crtc_pitch =3D data & 0x07ff07ff; + data &=3D 0x07ff07ff; + if (s->regs.crtc_pitch !=3D data) { + s->regs.crtc_pitch =3D data; + ati_vga_switch_mode(s); + } break; case 0xf00 ... 0xfff: /* read-only copy of PCI config space so ignore writes */ --=20 2.53.0