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Author SHA1 Message Date
SarahW
483c7db709 Added Matrox Mystique emulation. This is a work in progress, and has a few known 
issues :
- Only YUV supported for scaled ILOAD operations
- Several BLTMOD formats missing
- Bad texturing in Actua Soccer
- Flickering in Croc (broken vsync waiting?)
- Turok doesn't swap buffers correctly
- Some missing features
 2020-01-15 22:17:36 +00:00
SarahW
22977a4ff7 Reset purgable page list on reset. Fixes crashes when switching between machines. 2020-01-15 20:00:04 +00:00
SarahW
a140d26315 Fix some offset size checks in instruction generation code. 2020-01-15 19:59:33 +00:00
SarahW
5c8e1aecc2 Added emulation of Commodore SL386SX-25 (PC Player II). 
As part of this, added emulation of the onboard AVGA2, and fixed a couple of
bugs in the Cirrus Logic extended write modes.
Currently chipset (VLSI SCAMP) is missing EMS emulation.
 2019-12-20 17:19:25 +00:00
SarahW
f56f5e76e6 Fix latching in svga_read_linear(). Fixes Jazz Jackrabbit on Cirrus Logic cards. 2019-12-20 17:01:53 +00:00
SarahW
2489fd9c6e Add ATI EGA Wonder 800+ emulation. 2019-12-19 11:24:08 +00:00
SarahW
2c6b130ec8 Update Makefile.in 2019-05-19 17:41:11 +01:00
SarahW
e676e6b9e0 Update version number to v15. 2019-05-19 17:38:31 +01:00
SarahW
803b48ea1c Fixed direction of AudioPCI sample counters. Fixes stuttering MIDI in some games (eg Theme Hospital). 2019-05-19 08:17:10 +01:00
SarahW
a5b59efb3f readme.txt updates 2019-05-18 19:31:33 +01:00
SarahW
1dd8cf1e81 Move port 0xcf9 handling from i430FX/VX to PIIX, adding reset callback for FX/HX/VX northbridges. 
Add IDE reset to port 0xcf9.
Reset IDE error register on reset of non-existent devices.
Fixes IDE related issues on soft reset for ASUS boards.
 2019-05-18 17:35:32 +01:00
SarahW
8b46bbe1af Better FDC enabling/disabling on W83877*. Fixes floppy drive on FIC VA-503+ in Windows 9x. 2019-05-18 15:48:43 +01:00
SarahW
b16e3d84bd Fix issues accessing W83877* config registers. Fixes floppy drives on ASUS and FIC boards. 2019-05-18 14:51:14 +01:00
SarahW
cb6422b324 MMX fixes : 
- Initialise x87 tags correctly in recompiler
- EMMS/FEMMS now respect cr0 TS bit
- FRSTOR now doesn't force all non-uint64 tags to valid
Fixes Heaven 7 with AudioPCI
 2019-05-18 14:05:30 +01:00
SarahW
b84fefacb7 Add K6 CPUs to Socket 7 motherboards. 2019-05-17 21:32:07 +01:00
SarahW
0b57135b3c Add FDC37C932FR SuperIO for Epox P55-VA. 2019-05-17 21:31:57 +01:00
SarahW
846103d310 Remove some dead comments from ibm.h. 2019-05-17 20:16:10 +01:00
SarahW
08b019eb85 ASUS Socket 7 boards use W83877F for SuperIO. 2019-05-17 20:15:56 +01:00
SarahW
60058283eb Disable FDC when enabling W83877TF config registers at 0x3f0, to prevent bus conflicts. Fixes duplicate FDC/COM/LPT ports on VA-503+. 2019-05-17 20:15:09 +01:00
SarahW
e6df3901d9 Rename Award 430VX PCI to Shuttle HOT-557. 2019-05-17 17:40:54 +01:00
SarahW
a4b33a6353 Correct memory limits on Socket 7 boards. 430VX boards support 8-128 MB. While the 430HX chipset supports up to 512 MB, the real ASUS P55T2P4 only supports up to 256 MB. 2019-05-17 17:40:12 +01:00
SarahW
4b061cdcf4 Fixed typo when reading SR[17] on Cirrus Logic cards. 2019-05-17 17:04:01 +01:00
SarahW
a9509e04ee Cirrus GD5429 doesn't support PCI, so don't look at the PCI command register when updating mappings. Fixes GD5429 on PCI systems. 2019-05-17 17:03:38 +01:00
SarahW
c39dc641a6 Reset Cirrus Logic hidden DAC counter on accesses to 3c7/3c8/3c9. 2019-05-16 22:07:57 +01:00
SarahW
e2c7bf02ab Add support for 64x64 cursors to Cirrus Logic cards (used by OS/2 Warp). 2019-05-16 22:05:18 +01:00
SarahW
12f8751e5c Fix read of Cirrus Logic cursor position registers. OS/2 Warp now detects CL cards correctly. 2019-05-16 21:52:07 +01:00
SarahW
51341c5ca6 Support CD-ROM commands with zero allocation length. Fixes 'Device failed to request command' on PB570. 2019-05-15 19:51:57 +01:00
SarahW
de3bb62e0c Interpreter now updates TSC every instruction. Fixes Desert Strike. 2019-05-14 20:32:32 +01:00
SarahW
1f57a70a21 Slow down sector read/write speed on AT Fixed Disk Adapter. Fixes OS/2 v1.0 hard drive formatter. 2019-05-13 19:39:56 +01:00
SarahW
a1e2ee3218 Set eviction/mask entries in pages[] array for remapped pages. Fixes crashes on PS/2 and possibly some other models. 2019-05-13 17:49:33 +01:00
SarahW
388229aeb5 Rework bit depth selection on SDAC to add a few missing cases. 2019-05-12 18:00:48 +01:00
SarahW
aa933688eb Fix reads of 3C6 on SDAC (Bahamas 64) when not returning command register or RAMDAC ID. 2019-05-12 18:00:19 +01:00
SarahW
51c4a1455e Fix clock selection on S3 Vision864 w/SDAC (Bahamas 64). 2019-05-12 17:59:21 +01:00
SarahW
bd8cade1fb Remove 4 MB option from Bahamas 64; this card only supports up to 2 MB. 2019-05-12 17:58:37 +01:00
SarahW
c682e070a6 Fix x87 tag register when using MMX instructions. Fixes numerous issues when an MMX process is running at the same time as one or more other MMX/FPU processes (usually seen running 3dfx games with AudioPCI). 2019-05-11 18:41:31 +01:00
SarahW
451e80a333 Fall back to interpreter version of FADD if x87 rounding mode is not nearest. Fixes software rendering in Battlezone. 2019-05-11 11:45:08 +01:00
SarahW
83f2869123 Don't unroll a loop if x87 top of stack is different at the start and end of the loop. Fixes Battlezone. 2019-05-11 11:44:33 +01:00
SarahW
2b6b14f175 Set BUSY_STAT in ATAPI code. Fixes 'Device failed to request command' error when installing Windows ME. 2019-05-08 21:50:52 +01:00
SarahW
6a27983f17 In Windows IOCTL CD-ROM code, only try reading via SPTI if ReadFile returned success but didn't read all requested data. Fixes Red Alert 2 installer. 2019-05-08 21:49:47 +01:00
SarahW
5ef5fc1f98 Tweak Voodoo swap pending code. Fixes hang in Carmageddon 3DFX version. 2019-05-05 17:08:17 +01:00
SarahW
5e35e48ec7 XMM registers are not preserved across function calls, and should be flushed & discarded by the recompiler prior to calling external functions. Fixes graphics issues in some games (eg World Cup 98 title/menus). 2019-05-05 14:49:10 +01:00
SarahW
e2a9629a89 Fix typo in Makefiles. 2019-05-05 09:22:26 +01:00
SarahW
8a7c3d78e7 Fix timer bugs in Windows Sound System emulation. 2019-05-04 18:26:14 +01:00
SarahW
cfd2e4e14c Fix gameport timing when no joystick plugged in. Fixes phantom joystick in some games (eg Rayman, The Lion King, Zone 66). 2019-05-04 16:02:55 +01:00
SarahW
12439b7c62 Add 82091AA AIP SuperIO for Packard Bell PB520R. Fixes floppy drives and duplicate ports in Windows 95. 2019-05-04 15:53:46 +01:00
SarahW
7be2eb53e2 Restore correct CS on abort while processing a CALL to a non-conforming code segment. Fixes OS/2 Warp. 2019-05-02 21:54:08 +01:00
SarahW
277b4c3988 Mask PC correctly on IRET to V86 mode. Fixes Windows NT 3.51 installer. 2019-05-02 19:55:29 +01:00
SarahW
49f2f34249 Fixed CTRL-ALT-DEL menu option broken by recent keyboard changes. 2019-05-01 21:38:28 +01:00
SarahW
66b0b9c926 Use inline assembly routine for x87 comparisons on x86-64. Fixes Unreal. 2019-05-01 20:18:13 +01:00
SarahW
abb5184ed4 Loading SS in v86 mode (but not real mode) does reset the stack size. Fixes DOS programs in Windows 9x. 2019-04-30 21:47:17 +01:00