Retro/pcem
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Author SHA1 Message Date
TomW
2c54a1701b Video card menu now enabled/disabled correctly when configuration window opened. 2013-12-21 08:01:31 +00:00
TomW
f715f9a034 Fixed memory corruption bug when using PC1640. 2013-12-20 22:49:39 +00:00
TomW
677d47a109 CGA, Hercules, MDA and PC1512 video read/writes now represented in status window. 2013-12-20 22:24:15 +00:00
TomW
d83683c6db Fixed stupid bug in DMA length handling - should fix sound clicking on some games. 2013-12-19 18:17:37 +00:00
TomW
8ccd4544ec Disabled more debug. 2013-12-18 21:40:58 +00:00
TomW
b280b9929c Mach64: Added colour compare, X/Y destination tiling, MMIO RAMDAC access. 2013-12-15 21:30:23 +00:00
TomW
6c631adc7e Added quick hack to FCOMPP to fix 80387 detection. Quake (and presumably some other stuff) works in Windows again. 2013-12-15 15:41:29 +00:00
TomW
74793aaf99 Mach64 now disables VGA data processing on LFB writes. Windows 9x DOS boxes now rendered correctly. 2013-12-15 14:29:52 +00:00
TomW
7671f1e90d FPU opcode 0xd9 0xd8-0xdf are aliases for FSTP1. Doom v1.0 now works when FPU enabled. 
Fixed TAG manipulation on several instructions.
 2013-12-14 11:31:37 +00:00
TomW
2b410a9aea Added meaningful status window information for Mach64 and Sound Blaster. 
Disabled some SB debug.
 2013-12-12 18:16:22 +00:00
TomW
adde1a77a4 Illegal REP and FFh opcodes no longer cause PCem to exit. 2013-12-11 20:18:26 +00:00
TomW
e761114740 Fixed zero flag on byte & word SHL - Windows 98 setup works again. 2013-12-08 19:43:54 +00:00
TomW
273639bd79 Implemented VGA colour plane mask, 640x200x2 (eg Windows 2.x startup screen) now displayed correctly. 2013-12-07 14:02:03 +00:00
TomW
c6227d1fc6 Added fullscreen mode. 
Some code tidying.
 2013-12-07 13:43:06 +00:00
TomW
94fc8ad3f9 286 version of IRET sets flags properly, Windows 3.x works on 286 again. 
Re-added useless word->word version of MOVZX, Windows/386 works again.
 2013-12-02 21:00:26 +00:00
TomW
657aa19dd1 Devices can now be marked as not working, and disabled in release builds. 
Video card menu now build dynamically from list.
 2013-11-28 20:03:59 +00:00
TomW
7416a24e99 Mouse capture clipping now updated when window resized. 2013-11-26 19:35:52 +00:00
TomW
a8b286a2ec Added correct clock support for S3 Trio64 (Number Nine 9FX). 
Seperated TGUI9440 and TVGA8900D implementations.
Modes > 8 bpp now handled more logically in SVGA core.
Fixed broken status window for most SVGA cards.
Masking of address on 'legacy' VGA memory ranges now handled better.
 2013-11-20 21:34:09 +00:00
TomW
c79d161b2b Fixed Mach64 in 32-bit colour modes. 2013-11-16 20:48:51 +00:00
TomW
8a3eb21cce Fix for Mach64 pattern drawing. 2013-11-16 20:27:56 +00:00
TomW
8cad0222bb S3 line draw now uses correct foreground/background mix. 2013-11-16 17:25:44 +00:00
TomW
6c7b746bf9 Fixed lazy V flag on SHL/SHR/SAR - IBM AT & Acer 386 BIOSes work again. 2013-11-15 19:55:22 +00:00
TomW
2c1e691c1a Workaround for bad AWE32 ROM dumps created by AWE-DUMP - Win95 AWE32 drivers now work with these dumps. 
EMU8000 now updates CVCF/VTFT with current/target volume - Win95 AWE32 drivers now no longer cut off notes early.
Set SB DSP version for AWE32 to v4.13.
 2013-11-10 16:40:52 +00:00
TomW
36cdd540b2 PIT timers can now be restarted using GATE input - CPU speed detection on SiS496/497 now works. 
Added missing port 0x61 to Olivetti M24 - PC speaker now works on that machine.
Some code tidying.
 2013-11-08 22:32:34 +00:00
TomW
a592bd12ee Updated makefile with changes from last few commits. 2013-11-06 19:46:49 +00:00
TomW
c2d2e64a11 Split off AD1848 CODEC from main Windows Sound System emulation. 2013-11-05 19:59:35 +00:00
TomW
522bc73a2a Added missing files from last commit... 2013-11-05 11:02:25 +00:00
TomW
bd873de9ac New 'available' function in device API, to determine whether required ROMs are available. Currently used when building soundcard menu, to remove AWE32 when required ROM dump is not present. 2013-11-04 18:23:15 +00:00
TomW
4894e97dc5 Fixed some stupid serial issues - reading interrupt enable mask now works, and has an effect, and reading data when FIFO empty now returns last value instead of zero. Windows 9x setup now detects serial mouse correctly. 2013-11-02 19:38:59 +00:00
TomW
f478ed3b96 Fixed use of selector override with POP r/m - GTA now works again. 2013-10-31 19:57:25 +00:00
TomW
a514d2fe4b Cleaned up DMA emulation. 2013-10-27 14:37:01 +00:00
TomW
2c054de1f6 Fixed DMA bug introduced with memory mapping changes - SB games should no longer crash. 2013-10-22 19:52:46 +01:00
TomW
ae239603e7 Initialise GUS timers to 0xff - GUS & Adlib/SB should work together better. 2013-10-22 19:42:20 +01:00
TomW
0495c73e4e TGUI 16-bit patterns now work. TGUI 24 bpp mode now works correctly. TGUI line lengths > 2048 bytes now work. 2013-10-19 22:14:22 +01:00
TomW
39619c3cc0 Unconfigured IDE discs now no longer respond to commands. 2013-10-19 20:43:51 +01:00
TomW
16509b1970 Added PCI registers for Trident TGUI9440. 2013-10-19 20:30:52 +01:00
TomW
7735e82085 Altered device memory mapping. 2013-10-19 17:06:55 +01:00
TomW
8b8fed54b3 Removed unused Windows OpenGL files. 2013-10-13 16:33:43 +01:00
TomW
1c623fe1fc Mach64 changes : 
- No longer crashes PCem when remapping (mostly seen when changing resolution in Windows)
- Added PCI registers
- Added LFB emulation (PCI only)
- Source pattern modes now work correctly
- Vsync flag now emulated correctly
- Scrolling in accelerator modes now works correctly

Also disabled some debug.
 2013-10-12 16:20:27 +01:00
TomW
af6d9474e6 FPU opcodes 0xd9 0xd8-0xdf, despite being undefined, do not throw an illegal instruction exception. Eradicator now works. 2013-08-24 15:11:30 +01:00
TomW
72f934d141 Direct3D video output. Fixed redraw when DirectDraw/Direct3D device is lost. 2013-08-13 19:20:28 +01:00
TomW
6d6d98a997 Improvements to AWE32 driver compatibilty. Increased AWE32 RAM from 512kb to 4mb. 2013-08-03 21:04:33 +01:00
TomW
8b0c55aec5 Fixed 0fh prefix illegal instructions. 2013-08-03 20:40:56 +01:00
TomW
119fe36820 Added MMX emulation (probably some bugs). Implemented RDMSR/WRMSR for Winchip. 2013-08-03 15:05:50 +01:00
TomW
cfb4ab27b4 Fixed IDE issues when emulating i430VX/PIIX. 2013-07-27 17:12:16 +01:00
TomW
39a3c8b1c7 SB AWE32 emulation. 2013-07-23 22:04:17 +01:00
TomW
2adb1103dc SiS496/497 CMOS file now handled correctly. 2013-07-20 13:42:31 +01:00
TomW
ee0188e7af Added missing SiS496 files from last commit. 2013-07-18 21:20:05 +01:00
TomW
f195495f3a Initial SiS496/497 emulation. 
Fixed ESP value on ENTER when page fault after first push.
Fixed execution time of IDE Set Idle command.
Fixed head number on FDC Read Sector ID command.
 2013-07-15 18:23:26 +01:00
TomW
f431e74917 Video optimisations. Fixed VRAM mask on S3. 2013-07-09 19:30:53 +01:00