MrMadguy64

> Well, it works on my old nvidia card. Didn't notice much difference compared to the vga driver. VGAX disables Chain4, as it's done in Mode X. That's why it's...

Another problem: FPC 3.2.0 is supported, but FPC 3.2.2 isn't - HX complains about unresolved OpenThread import.

> ok. however, additions in hx's win32 emulation have very low priority - and since FPC supports DOS natively ..... DPMILD32=128 does it's job for both FPC 3.2.2 application and...

> How do you come to that conclusion? What's the error msg that WD does display? What program are you trying to debug with WD? A C ( or FP...

> @joncampbell123 I noticed you've added a bunch of extra video modes to DOSBox X (all the `UNUSUAL_MODE` and `HIGH_DEFINITION` stuff). Would you be able to explain how you calculated...

> Great stuff @MrMadguy64, I've tried the first and the last of your "better variants", and they both work fine with Quake. Splendid! > > What is the difference between...

. > @MrMadguy64 Thanks for advice, I'll play around with these formulas to create the remaining custom resolutions. > > > Everything is in DOSBox code. You should know it's...

DOS itself isn't enough. HX would also need 64bit XMS server or DPMI64. After switching from raw asm code to embedded asm I'm 99% sure, that DOS code would work...

I mean [this](https://wiki.osdev.org/Interrupt_Service_Routines) and [this](https://wiki.osdev.org/Task_State_Segment). In 64bit mode old IRQ handler call code would be different. In easy case stack wouldn't change, so I would need to push current SS:RSP...

I can fix all problems, but unfortunately I don't have time for forking your project now. May be some day in a future. But I don't know when. That's why...