UniPCemu

Devlog

• UniPCemu build 2023/04/11 18:33 is now live!
  April 11, 2023 by Superfury1#20230411_1833

  A new version has just been released on itch.io! It fixes some old bugs and adds various improvements on different platforms. The Inboard XT/AT is now fully emulated. COM0COM has some extra workaround... Continue reading
• UniPCemu build 2023/01/03 14:55 is now live!
  January 03, 2023 by Superfury1#20230103_1455

  The latest build of UniPCemu is now released! It has various CPU and hardware improvements, various hardware settings changed to become architecture-specific and the System Management Mode CPU mode ad... Continue reading
• UniPCemu build 2022/10/19 22:02 is now live!
  October 19, 2022 by Superfury1#20221019_2053, #20221019_2202

  A quick little update, fixing some hardware bugs in the last releases since the memory optimizations and some slight compiler warnings fixed. UniPCemu (pre-bugfix update of 20:53): Improved ATAPI SRST... Continue reading
• UniPCemu build 2022/10/16 14:49 is now live!
  October 16, 2022 by Superfury1#20221016_1449

  A small update this time, fixing a few small architecture-specific bugs and SVGA DAC bugs and some app errors. UniPCemu: Made static image disk creation able to create any size of disk. Made optimized... Continue reading
• UniPCemu build 2022/10/01 14:51 is now live!
  October 01, 2022 by Superfury1#20221001_1451

  A more simple update, for the most part, with some critical bugfixes that were causing errors in various systems. The latest version contains some small bugfixes and improvements. UniPCemu: Fixed disp... Continue reading
• UniPCemu build 2022/09/10 12:42 is now live!
  September 14, 2022 by Superfury1#20220910_1242

  A small update this time. UniPCemu changes: Fixed Android storage permissions. Moved more memory calculations to the precalculated memory area. More RAM optimizations. Further optimized VRAM memory ad... Continue reading
• UniPCemu build 2022/06/24 12:22 Android bugfix!
  June 24, 2022 by Superfury1

  A small Android-only update this time. UniPCemu: Updated Android Gradle to the latest version. Updated the Android Manifest for the latest SDL version. Added missing SDL2 Android files. Common emulato... Continue reading
• UniPCemu build 2022/06/19 19:15 is now live!
  June 19, 2022 by Superfury1#20220619_1915, #20220620_0123

  A new release of UniPCemu is now available! It has some smaller required updates and hardware bugfixes this time. UniPCemu: Updated Android Gradle to the latest version. Added PCI IDE models to be eit... Continue reading
• UniPCemu build 2022/04/07 22:49 is now live!
  April 08, 2022 by Superfury1#20220407_2249

  UniPCemu: Two new architectures are emulated: i450gx (with different southbridges, either SIO.A or PCEB/ESC. It's able to run in i440fx compatiblity mode as well.) and SiS85C496/7 with up to 8GB and 2... Continue reading
• UniPCemu Switch release and PSP/Vita bugfixes
  September 26, 2021 by Superfury1#20210925_2104, #20210926_1542, #20210927_2345

  A slight update was released for the Vita (SDL2 compatibility using SDL2 events having been fixed). Now, besides the Vita version having been released, the same is now also true for the Switch version... Continue reading
• UniPCemu is now also released for the PS Vita!
  September 21, 2021 by Superfury1

  1

  #20210921_2231

  UniPCemu is now also released for the PS Vita! It's much the same as the PSP build, except built using SDL2-Vita (using the same PSP-style button mapping) and allowing touchscreen inputs and OSK input... Continue reading
• UniPCemu build 2021/09/20 00:40 is now live!
  September 20, 2021 by Superfury1#20210920_0040

  A small but significant update this time. Some critical CPU emulation bugfixes have been made. Also, various PSP compiler warnings have been resolved. SDL2 has been updated to the most recent compatib... Continue reading
• UniPCemu build 2021/07/06 20:19 is now live!
  July 06, 2021 by Superfury1

  1

  #20210706_2019

  A new version of UniPCemu is now out, with the latest bugfixes and improvements. UniPCemu: Improved floppy read and write sector with implied seek to seek to the requested track if it thinks it's on a... Continue reading
• UniPCemu build 2021/06/09 16:29 is now live!
  June 09, 2021 by Superfury1#20210609_1629

  A smaller update this time, with some fixes and improvements on existing hardware. UniPCemu: Fixed half CPU clock DMA timing. Improved CPU timeout time. Serial modem: dialing the ; only results in sta... Continue reading
• UniPCemu build 2021/05/17 21:54: the bugfix
  May 17, 2021 by Superfury1#20210517_2154

  A quick small bugfix to the release earlier today. Fixed the video settings menu option count. This fixes the video settings menu to properly behave with all it's options again (fixing the Dump VGA op... Continue reading
• UniPCemu build 2021/05/17 19:40 is now live!
  May 17, 2021 by Superfury1#20210517_1940

  Since it's another large update, it has again been condensed into a shorter summary of the changes: Implemented MMU-induced waitstates to delay giving inputs to the CPU core instead of just delaying t... Continue reading
• UniPCemu build 2020/12/16 08:35 is now live!
  December 16, 2020 by Superfury1

  1

  Since it's a bit of a large update (over 490 commits), I've summarized the main changes and bugfixes for this release: Fixed i430fx device ID. Improved floppy sense interrupt and perpendicular mode. D... Continue reading
• UniPCemu build 2020/10/07 19:00 is now live!
  October 07, 2020 by Superfury1#20201007_1448, #20201007_1706, #20201007_1900

  This time it's a smaller update, with mostly bugfixes, MIDI rendering improvements and new CPU's being added (Pentium Pro and Pentium II, both without hardware FPU (like the Pentium)). Also improved s... Continue reading
• UniPCemu build 2020/09/06 01:22 is now live!
  September 06, 2020 by Superfury1#20200906_0122

  This time it's a smaller update, with mostly bugfixes, MIDI rendering improvements and one new feature (CD-ROM caddy being implemented better). UniPCemu itself: Improved and implemented proper i8259 P... Continue reading

  
• UniPCemu build 2020/07/25 20:23 is now live!
  July 28, 2020 by Superfury1#20200725_2023

  This time it's a bit smaller update with some bigger changes (mainly the addition of the i430fx Pentium up to 128MB RAM chipset). UniPCemu emulator updates: Improved Android Manifest to be more compat... Continue reading

  
• UniPCemu build 2020/05/28 14:11 is now live!
  May 28, 2020 by Superfury1#20200528_1411

  Various small changes have been made, along with some bigger changes this update. Highlights: Various optimizations to both the CPU and hardware emulation. Various CPU bugfixes. Less unneeded prefetch... Continue reading
• UniPCemu build 2020/03/16 15:16 is now live!
  March 16, 2020 by Superfury1#20200316_1516

  It's been a while since the last update. This update adds various CPU bugfixes and some improved and new features. For the full list, look at the git repository, since it's way too many small changes... Continue reading

  
• UniPCemu build 2019/07/28 18:15 is now live!
  July 29, 2019 by Superfury1#20190728_1815

  The latest updates for UniPCemu are now available on itch.io! These include CPU improvements, various hardware improvements and emulator speed optimizations. Common emulator framework updates: Improve... Continue reading
• UniPCemu build 2019/06/15 17:39 is now live!
  June 15, 2019 by Superfury1#20190615_1739

  The latest updates for UniPCemu are now available on itch.io! These include CPU improvements, various hardware improvements and emulator speed optimizations. The SLIP server has also been improved to... Continue reading
• UniPCemu build 2019/03/16 15:28 is now live!
  March 16, 2019 by Superfury1#20190316_1528

  The latest updates for UniPCemu are now available on itch.io! These include CPU improvements(both newly supported features and bugfixes), various hardware improvements and bugfixes and various bigger... Continue reading
• UniPCemu build 2018/11/16 09:35 is now live!
  November 16, 2018 by Superfury1#20181116_0935

  The latest updates for UniPCemu are now available on itch.io! These include CPU improvements, various hardware improvements and emulator speed optimizations. Also 16-bit protected mode has been improv... Continue reading
• UniPCemu build 2018/09/20 18:48 is now live!
  September 20, 2018 by Superfury1#20180920_1848

  Another smaller update, but with large stability and accuracy improvements! Common emulator framework: PSP requires semaphores too for proper application functioning. Implemented multithreading safety... Continue reading
• UniPCemu build 2018/09/14 19:25 is now live!
  September 14, 2018 by Superfury1#20180914_1925

  Mainly two improvements have been added for this update: ATA/ATAPI drives have been fixed and work better(including OAKCDROM.SYS, which now works!). The ET4000 graphics card has improved and has fully... Continue reading
• UniPCemu build 2018/09/08 18:42 is now live!
  September 08, 2018 by Superfury1#20180908_1842

  There have been various CPU accuracy and bug improvements and CPU speed improvements(mainly IPS clocking mode). Changes: Removed the special segment descriptor type split. Optimized the segment descri... Continue reading
• UniPCemu build 2018/07/28 15:42 is now live!
  July 29, 2018 by Superfury1#20180728_1542

  Various hardware and CPU support(for Android versions) improvements and bugfixes, dropping old Android platforms. Changes: Fixed various static code analysis warnings. Some Android compiler warnings h... Continue reading
• UniPCemu build 2018/06/21 10:56 is now live!
  June 26, 2018 by Superfury1#20180621_1056

  Lots of CPU bugfixes and improvements and some hardware updates and improvements have been added, as well as improved and fixed accuracy issues! Changes: Implemented a phonebook into the modem for eas... Continue reading
• UniPCemu build 2018/05/03 15:25 is now online!
  May 03, 2018 by Superfury1#20180503_1505

  A new UniPCemu update: - Made string operations more safe, preventing buffer overflows. - Added a debugger mode that runs the debugger without showing it, allowing for the debugger to log matched addr... Continue reading
• UniPCemu build 2018/04/14 11:41 is now live!
  April 14, 2018 by Superfury1#20180414_1141

  Now, UniPCemu is back with another update! From small things like bugfixes to large things like timing improvements and improved functionality! SDL2 has been updated to version 2.0.8 The common emulat... Continue reading
• UniPCemu PSP build has been added!
  February 09, 2018 by Superfury1#20180205_1300

  For the same version as the last commit(2018/02/05 13:00), the PSP builds are now available on itch.io(uncategorized(like other builds due to missing categorization option for doing so). It isn't encr... Continue reading
• A quick little update! UniPCemu build 2018/02/05 13:00 now is live!
  February 05, 2018 by Superfury1#20180205_1300

  A quick little optimization update this time: Optimized normal and stack address checks with unlikely statements and more efficient checking. Optimized all modr/m checks by adding unlikely and reducin... Continue reading
• UniPCemu build 2018/02/04 16:02 is now live!
  February 05, 2018 by Superfury1#20180204_1602

  It's been a long month, with many improvements(on the AT architecture, hardware and CPU) and bugfixes. Not many gamebreaking improvements on the Compaq Deskpro 386(except the 80386 itself and hardware... Continue reading
• UniPCemu making progress on Virtual 8086 mode emulation
  December 26, 2017 by Superfury1

  Some improvements have been made, but it's unfortunately not fully ready for release yet(due to unfound problems causing MS-DOS to stop booting with the Windows 3.0 EMM386.SYS loading and Virtual 8086... Continue reading
• UniPCemu build 2017/12/14 13:04 now live!
  December 14, 2017 by Superfury1#UniPCemu_20171214_1304

  Two small updates have been made, fixing some CD-ROM problems(Megarace is now fully working, both with(CD-ROM version) and without CD-ROM(demo version running from CD-ROM(.iso createn with the demo fi... Continue reading
• UniPCemu build 2017/12/13 14:15 now live!
  December 13, 2017 by Superfury1#UniPCemu_20171213_1415

  The latest UniPCemu build is now live, bringing IPS cycle optimizations(up to 50% speed increase in IPS cycle mode) and some small rendering optimizations. Adjusted the VGA 28MHz clock to 28.322MHz(pr... Continue reading
• UniPCemu build 2017/12/05 13:23 now live!
  December 05, 2017 by Superfury1#UniPCemu_20171205_1323

  UniPCemu has been updated, now with the latest bugfixes and improvements: Optimized VGA rendering for steps of 2-5 pixels in whole blocks. Changed the BIU to handle all but active clock cycles using e... Continue reading
• UniPCemu build 2017/11/28 22:55 now live!
  November 28, 2017 by Superfury1#UniPCemu_20171128_2255

  A few small improvements have been made: The CPU and VGA have been optimized for better speed, improving up to 25% speed, depending on settings and running software. The SDL2 low memory event has been... Continue reading

  
• First UniPCemu build on Itch.io!
  November 24, 2017 by Superfury1#initial release

  UniPCemu is now released on the very first Android marketplace! It's one of the very few, if not only one, x86 emulator's running with increasing x86 (multiple CPUs) cycle-accuracy. The hardware emula... Continue reading