SarahW
604dce908b
SCAT improvements :
...
- Improved ROMCS mapping on top address area.
- Changed SCAT chipset revision.
- DMA wait control state register is now writable.
Patch from Greatpsycho.
2018-01-27 13:52:43 +00:00
SarahW
8b4ab935d2
SCAT fixes. Patch from Greatpsycho.
2017-10-16 19:42:31 +01:00
SarahW
9f2b58b7c4
Added new SCAT chipset machines - GW-286CT GEAR, Samsung SPC-4216P and KMX-C-02. Patch from Greatpsycho.
2017-10-11 20:56:33 +01:00
SarahW
f9bd0b844f
More SCAT improvements. Patch from Greatpsycho.
2017-08-21 18:20:08 +01:00
SarahW
7ec1adb65f
SCAT memory changes. Patch from Greatpsycho.
2017-08-01 13:53:13 +01:00
SarahW
8b433633c0
Implement port 0x70 NMI mask. Patch from Greatpsycho.
2017-07-19 19:35:01 +01:00
SarahW
7531b95e83
Fixed A20 reset issues. Patch from Greatpsycho.
2017-07-17 19:38:02 +01:00
SarahW
1d4c9ab4e8
More SCAT improvements. Patch from Greatpsycho.
2017-07-06 20:26:48 +01:00
SarahW
36a5e6364c
More SCAT fixes. Patch from Greatpsycho.
2017-04-28 16:51:02 +01:00
SarahW
ee3a39b49b
Implement shadow RAM at A000-BFFF and CPU waitstate control on the SCAT chipset. Patch from Greatpsycho.
2017-04-19 16:35:56 +01:00
SarahW
345f83cb2a
Improvements to SCAT chipset (Award 286 clone). Patch from Greatpsycho.
2017-04-12 20:38:15 +01:00
SarahW
2b892d2a7a
Fixed compiler warnings for Windows builds.
...
Added -Werror to Windows makefiles.
2017-04-11 19:34:41 +01:00
SarahW
a4f3b2013e
Added AMI 386DX and MR 386DX models (both based on OPTi 495 chipset). AMI 386DX supports external cache, useful for with prefetch emulation.
...
Also commit a few fixes required :
- Set EDX correctly on soft reset
- LOCK NOP is now treated as an illegal instruction
- Tweaks to FDC sense interrupt handling following FDC reset
2016-11-27 21:53:13 +00:00
SarahW
c81a91fd72
Moved integer registers, PC and flags_* variables into new cpu_state structure. Reduces recompiled code size slightly, small speedup (1-3%).
2016-04-20 21:39:41 +01:00
SarahW
1fe6233d4c
Fixed bug in SCAT A20 handling. Patch from Greatpsycho.
2016-04-17 15:40:44 +01:00
SarahW
9329a997cc
Added Award 286 (using SCAT chipset). Patch from Greatpsycho.
2016-04-14 21:15:00 +01:00
