Re: DOSBox-X branch

Posted on 2020-07-26, 02:22

by

by hail-to-the-ryzen

in DOSBox Patches

in DOSBox Patches

This may help from writing outside the writecache with normal5x/6x: diff -rupN dosbox-orig/src/gui/render_scalers.cpp dosbox/src/gui/render_scalers.cpp --- dosbox-orig/src/gui/render_scalers.cpp +++ dosbox/src/gui/render_scalers.cpp @@ -30,9 +30,9 @@ Bit16u Scaler_ChangedLines[SCALER_MAXHEI Bitu …

---

Re: DOSBox-X branch

Posted on 2020-07-26, 02:17

by

by hail-to-the-ryzen

in DOSBox Patches

in DOSBox Patches

Here is a change to consider in the case where a game searches for mode 0x068 and it is not found. It may lead to a reset to an unintended mode in that case. diff -rupN dosbox-orig//src/ints/int10_modes.cpp dosbox/src/ints/int10_modes.cpp --- dosbox-orig//src/ints/int10_modes.cpp +++ dosbox/src/ …

---

Re: DOSBox-X branch

Posted on 2020-07-26, 02:13

by

by hail-to-the-ryzen

in DOSBox Patches

in DOSBox Patches

This may help from writing outside the writecache with normal5x/6x: diff -rupN dosbox-orig/src/gui/render_scalers.cpp dosbox/src/gui/render_scalers.cpp --- dosbox-orig/src/gui/render_scalers.cpp +++ dosbox/src/gui/render_scalers.cpp @@ -30,9 +30,9 @@ Bit16u Scaler_ChangedLines[SCALER_MAXHEI Bitu …

---

Re: DOSBox-X branch

Posted on 2020-07-26, 02:08

by

by hail-to-the-ryzen

in DOSBox Patches

in DOSBox Patches

Here is a change to consider in the case where a game searches for mode 0x068 and it is not found. It may lead to a reset to an unintended mode in that case. diff -rupN dosbox-orig//src/ints/int10_modes.cpp dosbox/src/ints/int10_modes.cpp --- dosbox-orig//src/ints/int10_modes.cpp +++ dosbox/src/ints …

---

Re: DOSBox-X branch

Posted on 2020-07-26, 01:47

by

by hail-to-the-ryzen

in DOSBox Patches

in DOSBox Patches

There is a nes emulator for dos that causes repeated logs of unhandled INT2F calls, they correspond to the enabling and disabled of critical sections in Win31. diff -rupN dosbox-orig/src/dos/dos_misc.cpp dosbox/src/dos/dos_misc.cpp --- dosbox-orig/src/dos/dos_misc.cpp +++ dosbox/src/dos/dos_misc.cpp …

---

Re: Calculatory inconsistency between DOSBOX/Win and DOSBOX/x86 Linux/ARM

Posted on 2020-06-27, 20:58

by

by hail-to-the-ryzen

in DOSBox Development

in DOSBox Development

This thread explains the general issue of fpu emulation in dosbox: https://github.com/joncampbell123/dosbox-x/issues/119 ...core attempts to use the host floating point support to emulate Intel x87 instructions, but it does so by typecasting everything to "double", even 80-bit extended formats. The …

---

Re: Favourite 1996 games?

Posted on 2020-05-21, 20:35

by

by hail-to-the-ryzen

in Windows

in Windows

I think Descent 2 has better visual quality than Descent 1. The environment seems less bland.

---

Re: Looking for a guide for rom modding

Posted on 2020-03-02, 01:58

by

by hail-to-the-ryzen

in Console & Arcade Emulation

in Console & Arcade Emulation

https://atariage.com/2600/programming/index.html

---

Re: 32-bit OS that will run best on 8MB 386sx-16

Posted on 2019-12-08, 23:12

by

by hail-to-the-ryzen

in Marvin \ Software

in Marvin \ Software

A downside is the device driver availability in OS/2 2.x (versus Microsoft Windows 3.x).

---

Re: 32-bit OS that will run best on 8MB 386sx-16

Posted on 2019-12-08, 22:37

by

by hail-to-the-ryzen

in Marvin \ Software

in Marvin \ Software

http://www.os2museum.com/wp/os2-history/os2-2-1-and-2-11/ OS/2 2.0 came with Windows 3.0, version 2.1 shipped with Windows 3.1 http://www.os2museum.com/wp/os2-history/os2-timeline/ OS/2 2.1—May 1993—Codename Borg (previously Yawl) Internal revision 6.514 (93/04/12), XR02010 Win-OS/2 based on Windows …

---

Re: To end the AMD v. Intel debate.

Posted on 2019-12-08, 22:31

by

by hail-to-the-ryzen

in Milliways

in Milliways

https://www.cpubenchmark.net/high_end_cpus.html Ranked by CPU Mark performance below: CPU Name CPU Mark Single Thread Rating AMD EPYC 7742 47,365 2296 AMD Ryzen Threadripper 3960X 47,050 3019 AMD EPYC 7702P 46,067 2259 AMD EPYC 7452 38,257 2233 AMD Ryzen 9 3950X 35,913 2997 Intel Xeon W-3175X @ 3. …

---

Re: DOSBox-X branch

Posted on 2019-11-29, 06:45

by

by hail-to-the-ryzen

in DOSBox Patches

in DOSBox Patches

It may not be reproducible, but where a large time delay occurs at startup (such as loading cd audio), then sometimes movement of the parent window before the shell loads will lead to a sudden exit.

---

Re: DOSBox ECE (for Windows & Linux)

Posted on 2019-11-19, 06:29

by

by hail-to-the-ryzen

in DOSBox Development

in DOSBox Development

That's exactly what I tried. I tested your code with DEBUG lines active. It is thorough and allowed for evaluation of End of File for a non-file based cue/bin pair (along with eof versus general fail bit error checking). I hope to eventually test your emulation with cd audio at a lower rate on the …

---

Re: DOSBox ECE (for Windows & Linux)

Posted on 2019-11-19, 05:56

by

by hail-to-the-ryzen

in DOSBox Development

in DOSBox Development

I wonder if there is a list of redbook audio DOS games with any playback by redbook offset instead of by track. Is it also possible to efficiently log the event as a warning along with some data? I've also been testing and logging on the redbook audio functions - thank you for the continued …

---

Re: OS X Core Audio Compile Problem

Posted on 2019-10-27, 06:31

by

by hail-to-the-ryzen

in DOSBox Development

in DOSBox Development

One problem of supporting several compilers is the vast amounts of regression testing. Every version is different.

---

Re: DOSBox-X branch

Posted on 2019-10-27, 03:10

by

by hail-to-the-ryzen

in DOSBox Patches

in DOSBox Patches

Is it possible to attach two soundblaster devices for use by Sequencer Plus Gold? The software supports multiple soundblaster cards by loading its FM synth driver, SAPIFM1, twice. Here is an example: SAPIFM1 /ADDR:230 /PORT:3 SAPIFM1 /PORT:2

---

Re: Doom 'MBF' for DOS, Maintenance release 2.04

Posted on 2019-10-19, 06:23

by

by hail-to-the-ryzen

in Release Announcements

in Release Announcements

The D4V gameplay mod (DOOM 4 VANILLA v2.2) exits with error while playing map06 with DIGMID wavetable music driver. Did not yet detect this issue with other midi based songs. One solution is to convert the MIDI lump to a MUS formatted lump file. Have not yet determined the cause in the code, but the …

---

Re: We Need to Preserve the Vanilla Quake Experience for Modern Systems

Posted on 2019-10-16, 02:59

by

by hail-to-the-ryzen

in DOS

in DOS

Quake in DOSBox or version 0.65 of TyrQuake with software renderer. Latter runs Arcane Dimensions mod in that configuration, including in Windows 95 if compiled for it.

---

Re: Util to allow arithmetic operations in MS-DOS scripts?

Posted on 2019-10-12, 02:35

by

by hail-to-the-ryzen

in Marvin \ Software

in Marvin \ Software

Could test with this: ftp://ftp.delorie.com/pub/djgpp/current/v2gnu/bc1071b.zip

---

Re: Why is Win 9x compatibility/emulation so difficult?

Posted on 2019-10-07, 01:37

by

by hail-to-the-ryzen

in Milliways

in Milliways

The ideal solution has the least dependencies on a particular platform while having sufficient performance. The DOSBox method fits this better than the alternatives, although boxedwine has potential if it ports easily to non-sdl2 platforms and the interpreter cpu emulation is sufficient. For Windows …

---