Commit graph

354 commits

Author SHA1 Message Date
TomW
ea13ae015b Added FPREM1 instruction for Interstate '76. 2015-09-21 08:14:53 +01:00
TomW
99060248b2 First FDC Sense Interrupt Status command after post-reset ready state change results is now zero. Fixes Grey Cat Linux. 2015-09-19 19:01:32 +01:00
TomW
8d3c6fb195 Implemented VGA attribute enable bit in attribute index - VGA grabber in Windows 3.x now works properly. 2015-09-18 20:42:37 +01:00
TomW
38d9b45177 Clear PIC interrupt service registers on writing ICW1. 2015-09-16 20:44:34 +01:00
TomW
1554c9929a Fixed display size on ViRGE. 2015-09-16 20:01:47 +01:00
TomW
1e45ba5f34 Removed a bunch of old #defines. Cleaned up some dead code. 2015-09-16 19:08:50 +01:00
TomW
6b82be0624 Tweaks to PIT latch operation - Juko XT now boots again. 2015-09-15 21:53:45 +01:00
TomW
cedad6dba0 Re-ordered ROM set enum - recently added XT clones now actually act as XTs. 2015-09-15 21:52:31 +01:00
TomW
46ca59f2a6 Fixed race condition in Voodoo FIFO thread. 2015-09-15 20:15:24 +01:00
TomW
77cc248147 Implemented Voodoo performance counters. 2015-09-13 12:10:44 +01:00
TomW
1e4c58fee8 Implemented Voodoo vertical retrace status bit. 2015-09-13 11:42:12 +01:00
TomW
2e6a5c3f90 ViRGE display height when stream processor enabled now clipped to CRTC display height. 2015-09-13 11:06:16 +01:00
TomW
133c9d389a MMX 64-bit MOV instructions now handle faults correctly. 2015-09-12 18:57:38 +01:00
TomW
05d9cc34a8 FDC track number is incremented when hitting end of track when operation is not multi-track. Fixes BasicLinux. 2015-09-12 16:45:20 +01:00
TomW
5260f5f5cd PIC clears pending flag when acknowledging interrupt.
PIT latch mode works correctly.
Fixes 'High Performance PC' mode in Lemmings.
2015-09-12 14:57:14 +01:00
TomW
276650c145 Timers now always processed in correct order. Fixes sound in Lion King and probably some other timing related issues. 2015-09-12 14:54:40 +01:00
TomW
390c5e2999 S3 ViRGE 256kb RAM mask now only applied in VGA mode. 2015-09-10 21:10:50 +01:00
TomW
8206a2ea0b IDE reset now resets both devices on the affected channel.
IDE reset now works when only slave device is present.
ATAPI signature now set on IDE reset.
2015-09-10 20:40:45 +01:00
TomW
4c8e892872 Windows x86 32-bit recompiler should now work with DEP enabled. 2015-09-03 18:35:58 +01:00
TomW
096f498be3 Fullscreen mouse pointer workaround now only applied when the PCem window is in focus. 2015-09-01 21:15:04 +01:00
TomW
4a279b8452 Fixed Mach64 32-bit mode. 2015-09-01 20:05:28 +01:00
TomW
2efc56e882 Reset triggered by keyboard controller should now be handled correctly by dynamic recompiler. 2015-08-31 19:31:23 +01:00
TomW
2323962168 Workarounds for mouse pointer issues when entering/exiting fullscreen. Patch from ecksemmess. 2015-08-31 12:40:25 +01:00
TomW
5ac8fd496a Fixed bug preventing FXAM from clearing C1 flag - fixes bugs in Half-Life, Final Fantasy VII, DEU and probably others. 2015-08-29 14:41:32 +01:00
TomW
f90c4053c4 Nested Task flag is cleared on JMP to task gate. Fixes GO32. 2015-08-29 10:57:15 +01:00
TomW
115e829480 AWE32 onboard RAM size now configurable.
Also fixed a memory leak in the EMU8000.
2015-08-27 20:39:38 +01:00
TomW
e7695122b2 Expanded MODEL cpu array to 4 entries. 2015-08-27 19:20:34 +01:00
TomW
91eaa9c83b Writing PIT control byte with mode 0 resets PIT output. Fixes 103 error on PS/1. 2015-08-26 20:34:05 +01:00
TomW
5005e43b80 FDC sector number is always reset when hitting end of track, regardless of whether operation is multi-track or not. Fixes floppy disc on Windows 2000. 2015-08-26 20:32:39 +01:00
TomW
b53c7d32f9 Added dummy RDPMC implementation. 2015-08-25 19:32:15 +01:00
TomW
e6bd0093bd Masked off drive select. 2015-08-25 19:20:57 +01:00
TomW
4e9ee6e927 Can now select to emulate 1.2MB 5.25" disc drive, with double stepping. 2015-08-24 21:09:35 +01:00
TomW
9fe79c1827 Fixed drive select for disc poll function. 2015-08-24 20:47:48 +01:00
TomW
25286c8f0b Windows MIDI out device now selectable. 2015-08-23 20:59:15 +01:00
TomW
8b572111da CD audio processing now performed on a dedicated thread.
Sound Blaster mixer now affect CD volume.
2015-08-23 15:35:37 +01:00
TomW
df2a1bfe07 Out of bounds sectors on .img disc images now cause sector not found errors. 2015-08-22 19:00:38 +01:00
TomW
5b1e7aece0 Added simulation of PCI access timing to Voodoo. 2015-08-22 17:03:37 +01:00
TomW
1e14beaa41 MMX instructions now work in real/16-bit modes. 2015-08-22 14:33:21 +01:00
TomW
d4247023a9 MMX 64-bit stores now count cycles. 2015-08-22 14:21:53 +01:00
TomW
7ed3813dc4 Fixed error text in HD config dialog. 2015-08-22 11:01:04 +01:00
TomW
1ef98a475f Limited hard drive head count to 16. 2015-08-22 08:08:56 +01:00
TomW
f339f00315 Interpreter and dynamic recompiler now present in a single binary. 2015-08-21 20:55:36 +01:00
TomW
969d5811e5 Fixed text mode in Paradise VGAs (Amstrad systems). 2015-08-20 20:56:28 +01:00
TomW
a2bef57491 Minor optimisation to x86 recompiler versions of JL/JNL/JLE/JNLE/JBE/JNBE. 2015-08-19 21:31:13 +01:00
TomW
7bc0f3c54e Fixed CGA 320x200x4 on EGA and (S)VGA cars. 2015-08-19 21:13:30 +01:00
TomW
6af87dbd47 Added Phoenix XT clone and Juko XT clone. Patch from te_lanus. 2015-08-19 20:17:04 +01:00
TomW
81987c0ac5 Added DTK 386SX clone and Phoenix 386 clone. Patch from nerd73. 2015-08-19 20:01:20 +01:00
TomW
726e3bfcd9 Split Voodoo render thread into FIFO thread and one or two render threads. 2015-08-19 19:21:51 +01:00
TomW
3789398ca6 Changed registers used for EGA/VGA odd/even mode. 2015-08-14 21:54:42 +01:00
TomW
b108ffe89a Fixed PUNPCKHDQ. 2015-08-13 21:34:07 +01:00