DOSBox - Version History

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DOSBox 0.72 - VERSION HISTORY

Category: C: \ Programming \ Other Programming Files

DOSBox also emulates CPU:286/386 realmode/protected mode, Directory FileSystem/ XMS/ EMS, Tandy/ Hercules/ CGA/ EGA/ VGA/ VESA graphics, a SoundBlaster/ Gravis Ultra Sound card for excellent sound compatibility with older games. You can "re-live" the good old days with the help of DOSBox, it can run plenty of the old classics that don't run on your new computer! DOSBox is totally free of charge and OpenSource. [ read more about DOSBox >> ]

WHAT'S NEW IN VERSION 0.70:

* Speed up the dynamic cpu core (certain games get much faster).

* Added a dynamic fpu on x86 hosts.

* Improved the cycle guessing code (and make it default).

* Better and more configurable joystick support.

* Improved the image and fat drives.

* Added nullmodem emulation.

* Various win 3.x enhanchments (video/audio/ems/win32s).

* Improved CDROM detection and support.

* Speed up the screen drawing code.

* Added support for different keyboard layouts.

* Various fixes to the (C/E/V)GA emulation.

* Extended and improved all types of emulated memory. (umb/ems/xms)

* Dynamic core should work on Intel Macs.

* Various timer related fixes.

* Added a few more graphic scalers.

WHAT'S NEW IN VERSION 0.65:

* Fixed FAT writing.

* Added some more missing DOS functions.

* Improved PIC so that it actually honours irq 2/9.

* Improved intelligent MPU-401 mode so that more games work with it.

* Some mouse fixes.

* Changed DMA transfers a bit so they bypass the paging tables.

* Added S3 XGA functionality.

* Improved paging so that read and write faults are handled differently.

* Rewrote exception handling a bit (no exception 0x0B with dos4gw anymore).

* Added IO exceptions in all but the dynamic core.

* Some ems improvements.

* Added midi-device selection code for the windows hosts.

* Fix crashes/segfaults related to the disabling of the pcspeaker.

* Added some more FILES=XX detection tricks.

* Fixed some vga detection schemes.

* Fixed screenshot corruption when using -noconsole in a read-only directory.

* Fix wrong scaled screenshots.

* Added some hidden file functions when using diskimages. (helps with cdrom detection schemes)

* Fixed a bug in the mixer code, that muted the music in certain games.

* Added an assembly fpu core.

* Made the shell more flexible for batch files.

* Check for unaligned memory acces fixes hangups on ARM processors.

* Some 64 bit fixes.

* Added code to change configuration at runtime.

* Improved ADPCM emulation.

* Fixed a few cpu instructions.

* Always report vesa 2.0 and fix some colour issues with vesa games.

* Fix video mode 0x06 and 0x0a.

* Improvements to the joystick emulation. 4 buttons are supported as well.

* Add VCPI emulation for Origin games.

* Fixed a lot of things in the boot code. Most booters work now.

* Lots of improvements to the IPX emulation.

* Rewritten modem emulation. Should work with more games.

* Improvements to the dos memory managment routines.

* Add UMB (upper memory blocks) support.

* Emulate the pause key.

* Improve Composite CGA mode emulation.

* Lots of vga compatibility changes.

* Improved support for chained video modes.

* Improved mode and palette handling in cga modes.

* Mount accepts ~ now.

* Added a few of the EGA RIL functions.

* Added TandyDAC emulation.

* OS/2 support.

* Improved and speed up the dynamic cpu core.

* Fix some errors in the CD-ROM emulation layer.

* Added an automatic work-around for some graphics chipsets.

* Add PCjr support.

* Allow mousedriver to be replaced. Fixes a few games that come with their own (internal) driver.

* Improved dynamic cpu core so it can handle pagefaults and some obscure types of self-modifying code.

* Added -noautoexec switch to skip the contents of [autoexec] in the configuration file.

* Improved v86 mode emulation (mainly for Strike Commander).

* Improved timer behavior.

* Improved extended keyboard support.

* Enhanced and added several DOS tables.

* Made core_full endian safe.

* Made pagefaults endian safe.

* Add support for moviecapturing

* Add support for 15/16/32 bit videomodes.

* Add some more VESA modi (4 bit).

* Add 1024x768 output.

* Changed screenrendering so it only draws changes to the screen.

* Allow remapping of the EMS page when the dma transfer was started from the page frame

* Made EMS and DMA work together when playing from a mapped memory page.

* Renamed several configuration options, so that they are unique.

* Merged mpu and intelligent into one option.

* Merged fullfixed and fullresolution.

* Extended keys should be handled better.

* F11 and F12 work.

* Compilation fixes for various platforms.

* Fix a few crashes when giving bad input.

* Removed interp2x and added few new scalers.

* Reintroduce the lockfree mouse. (autolock=false)

* Add a larger cache for the dynamic cpu core.

* Improved soundblaster DSP, so it gets detected by creative tools.

* Lots of bugfixes.

* Even more bugfixes.

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