DOSBox 0.74-3 regression on PCjr video hardware "feature"?
Posted on 2019-09-09, 17:18
While experimenting with video hardware on an actual PCjr, I discovered that the video memory mapping address, 0xB8000, only maps 16K of video memory, even in 32K modes (like 16-color 320x200). 0xBC000-0xBFFFF is just a repeat of 0xB8000-0xBBFFF, leading to "stripes" on the display if you try to …