Version history DOSBox

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Changes from v0.72 -> v0.73

• Add two new opl2+opl3 emulators. (better speed, different implementation approach)
• Improved DRO recording/better file structure.
• Add EGA emulation.
• Add special vga machine mode. Supports more of the exotic tricks like changing the palette during screen updates, 9x16 fonts etc.
• Added special machine modes for the following svga cards:
• - S3
• - Paradise
• - Tseng
• Fix problems with the vga split line feature.
• Improve vesa emulation.
• Add optional selection of old vesa mode for games that don't work
• with certain vesa features.
• Improve video BIOS emulation to behave more like a real bios.
• Fixes for emulated 4bpp graphics modes.
• Fixes to paging system.
• Various fixes and improvements for the recompiling core.
• Add arm backend for the recompiling core.
• Add some mscdex quirks when dealing with files that are exactly 8.3 long.
• Small fixes to batch file handling.
• Small fixes to the XMS memory handling.
• Various fixes for aligned memory on hosts that want it.
• Various improvements to the mouse.
• Fixes and small speed ups to the debugger.
• Fix and improve lot's of compilation problems. (curses detection, GCC 3.4 and GCC 4.X fixes)
• Added some basic auto keyboard layout handling. (windows only currently)
• Add basic support for evdev keyboard driver.
• Various fixes to the timer. (improve mode 2 timer changes, implement mode 1, improve gate2 handling)
• Add audio extraction and mci audio support. Should enable CDROM audio for Vista and adds volume control.
• Improve the directory cache speed a lot, especially with mounting slow media like network paths.
• Various fixes to the create temporary file call.
• Don't keep batchfiles open during execution. Allows rewriting of the active batchfile. (menu programs use this trick sometimes)
• Fix problems with filenames with 2 extensions.
• Add some more lowlevel dos tables.
• Fixes to hercules emulation.
• Fix flag handling for special case of ROR.
• Make the batchfile handling in regard to IF more flexible.
• Fixes to scrolling/panning feature.
• Add prefetch queue emulation.
• Make the emulated cpu type selectable. This is mainly the identification commands and the way paging works.
• Some special EMS functionality added. (OS handles, zero-page handling)
• Improve support for EMS when booting a different OS.
• Improve cdrom speed detection by games.
• Improve stability of cycle guessing code, when there is background activity.
• Fix various mscdex and cdrom detection schemes.
• Added Coremidi support on Mac OS X.
• Improve support for DOS devices when used to detect the existance of directories in various ways.
• Add IRQ 2 emulation on VRET. (ega only)
• Added video parameter table and video state functionality.
• Increase default freespace to 250 MB.
• Some fixes to the fat filesystem handling for disk images.
• Some soundblaster fixes and command additions.
• Fix mixer 16bit direct transfers on bigendian hosts.

Changes from v0.71 -> v0.72

• Fixed unitialized variable in joystick. (Fixes crashes on Vista and Mac OS X)
• Some bugfixes and speedups to the 64 bit recompiling core.
• Fixed sign flag on soundblaster dma transfers (Space Quest 6 intro)
• Fixed a bug in keyboard layout processing code and fixed certain layouts.
• Fixed Dreamweb.
• Improved speed unlocking when running cycles=max.
• Fixed a crash related to the tab completion in the shell.
• Improved aspect correction code. Should now be like how a real monitor handles it.
• Fixed a bug in the xms status report code. (Blake Stone 1.0 shareware)
• Added a lot more keyboard layouts.
• Fixed crash related to changing the scaler before a screen was created.
• Hopefully fixed compilation on *bsd.
• Enabled auto cpu core selection for recompiling core as well.
• Made the used joystick selectable when 4axis is specified.
• Added some hints for inexperienced DOS users to the shell.

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