| | This shows a basic overview of the different systems emulated in DOSBox.
CPU
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80286
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98%
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 |
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Some mysterious bugs left
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80386
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91%
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Pagefaults not always working correctly and some missing protection on instructions
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80387
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95%
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Emulating most opcodes now, using libc functions for math functions loses some accuracy (on non x86 hosts). On x86 hosts an asm core is used.
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DEBUGGER
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90%
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Curses based debugger allowing some standard debugging features.
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80386 with prefetch
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91%
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New! The regular 386 core, with prefetch emulation. Seems to work for all games that need it
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GFX
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TEXT
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96%
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Font displayed with 8 pixels instead of 9. ( see VGA (only) )
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CGA
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95%
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Full CGA emulation in cga machine mode
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HERC
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95%
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Hercules hardware emulation in hercules machine mode
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EGA (part of VGA)
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95%
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Seems to work fine. For real EGA emulation use special EGA machine
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VGA
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96%
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Seems to work fine
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VESA/SVGA
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80%
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VBE 2.0 support with 8/15/16/32 color modes, Supports various chipsets for games predate the VESA standard
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BIOS
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92%
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Supporting most vga bios functions, missing some obscure functions noone seems to use
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TANDY
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90%
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Tandy video hardware emulation in tandy machine mode
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PCjr
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50%
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New, but promissing.
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VGA (only)
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90%
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New, supports 9 pixels fonts, palette changes during screen updates and other tricks
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EGA
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90%
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New, seems to work fine. Supports IRQ 2 for games that need it.
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SOUND
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ADLIB
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96%
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3 different emulation methods present. They are all accurate and some are quite fast
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PC-SPEAKER
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95%
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|
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High resolution subsampling for nice accuracy, supports REALSOUND
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TANDY
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85%
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Accurate 3-voice and noise channel emulation. BIOS level emulation of the TANDY DAC
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SBLASTER
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85%
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SB16 Compatible with OPL3 music. All types of dma transfered sound seem to work correctly
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CMS
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90%
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Full support for Creative Music System/GameBlaster
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DISNEY
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92%
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Full support for disney sound source and various clones.
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GUS
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90%
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Accurate irq/timers and slighlty more precision than the original
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MISC
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PIT/TIMER
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95%
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Correct support for all timer modes
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DMA
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80%
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8/16Bit DMA Channels working.
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KEYBOARD
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90%
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Most keyboard function emulated. Keymapper present to map any key to any key
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MOUSE
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90%
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Most common functions supported and graphical mouse cursor
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JOYSTICK
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80%
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Support up to 2 joysticks. Emulate different type of joysticks.
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MSCDEX
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85%
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Support for cd contents and audio cd playing. Most cdrom detection schemes
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ISO
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75%
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Support for disk and cdrom images. Basic support for audio only images as well
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IPX
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80%
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Support for ipx over udp emulation. Works fine with all games tested
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SERIAL
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80%
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Support for passthrough support for the serialport. Allows programming of certain boards.
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MODEM
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80%
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Modem emulation over tcp/ip (ip instead of telephonenumbers). Seems to work
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DOS
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FILES
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93%
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File handling routines implemented using directories as hard disks. Seems to work fine
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EXEC
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91%
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Working fine
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IOCTL
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85%
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Most operations with devices are going allright now. Controlchannels are working as well
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MEM
|
88%
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EMS,XMS, UMB memory support. (supports VCPI for origin games)
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SHELL
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70%
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Missing some shell commands.
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DPMI
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80%
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Disabled. As it's rarely needed.
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KEYB
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90%
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Supports a lot of keyboard layouts and language tables.
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