exclude code based on uninitialized variables used only for DEBUG
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@ -1811,10 +1811,6 @@ void register_w(Bit32u offset, Bit32u data) {
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int vvis = (v->reg[videoDimensions].u >> 16) & 0x3ff;
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int hbp = (v->reg[backPorch].u & 0xff) + 2;
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int vbp = (v->reg[backPorch].u >> 16) & 0xff;
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// attoseconds_t refresh = video_screen_get_frame_period(v->screen).attoseconds;
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attoseconds_t refresh ;
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attoseconds_t stdperiod, medperiod, vgaperiod;
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attoseconds_t stddiff, meddiff, vgadiff;
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rectangle visarea;
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/* create a new visarea */
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@ -1827,7 +1823,16 @@ void register_w(Bit32u offset, Bit32u data) {
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visarea.max_x = MIN(visarea.max_x, htotal - 1);
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visarea.max_y = MIN(visarea.max_y, vtotal - 1);
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BX_DEBUG(("hSync=%08X vSync=%08X backPorch=%08X videoDimensions=%08X",
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v->reg[hSync].u, v->reg[vSync].u, v->reg[backPorch].u, v->reg[videoDimensions].u));
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BX_DEBUG(("Horiz: %d-%d (%d total) Vert: %d-%d (%d total) -- ", visarea.min_x, visarea.max_x, htotal, visarea.min_y, visarea.max_y, vtotal));
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#if 0
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/* compute the new period for standard res, medium res, and VGA res */
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// attoseconds_t refresh = video_screen_get_frame_period(v->screen).attoseconds;
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attoseconds_t stdperiod, medperiod, vgaperiod;
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attoseconds_t stddiff, meddiff, vgadiff;
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// stdperiod = HZ_TO_ATTOSECONDS(15750) * vtotal;
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// medperiod = HZ_TO_ATTOSECONDS(25000) * vtotal;
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// vgaperiod = HZ_TO_ATTOSECONDS(31500) * vtotal;
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@ -1840,10 +1845,6 @@ void register_w(Bit32u offset, Bit32u data) {
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vgadiff = vgaperiod - refresh;
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if (vgadiff < 0) vgadiff = -vgadiff;
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BX_DEBUG(("hSync=%08X vSync=%08X backPorch=%08X videoDimensions=%08X",
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v->reg[hSync].u, v->reg[vSync].u, v->reg[backPorch].u, v->reg[videoDimensions].u));
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BX_DEBUG(("Horiz: %d-%d (%d total) Vert: %d-%d (%d total) -- ", visarea.min_x, visarea.max_x, htotal, visarea.min_y, visarea.max_y, vtotal));
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/* configure the screen based on which one matches the closest */
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if (stddiff < meddiff && stddiff < vgadiff)
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{
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@ -1860,6 +1861,7 @@ void register_w(Bit32u offset, Bit32u data) {
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// video_screen_configure(v->screen, htotal, vtotal, &visarea, vgaperiod);
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BX_DEBUG(("VGA resolution, %f Hz", ATTOSECONDS_TO_HZ(vgaperiod)));
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}
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#endif
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/* configure the new framebuffer info */
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v->fbi.width = hvis;
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