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f99f6bcf1808a9ef75e320c18378e9ce55e0993c
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311 Commits

Author SHA1 Message Date
OBattler
f99f6bcf18 The relocated SMBASE read from the SMM saved state now has bits 24-31 cleared. 2021-08-20 17:28:17 +02:00
OBattler
70870be9e2 CPL is now forced to 0 when switching from real to protected mode. 2021-08-20 17:25:58 +02:00
Miran Grča
22e325d754 Merge pull request #1600 from 86Box/master 
Disabled excess CPU logging.
 2021-08-10 16:24:54 +02:00
OBattler
79ad6568f8 Disabled excess CPU logging. 2021-08-10 16:24:18 +02:00
OBattler
ed89a93fe2 Removed the M6117 CPU's from the Dev branch. 2021-08-10 15:47:02 +02:00
OBattler
ee4b86065f More CPU changes. 2021-08-10 15:45:49 +02:00
OBattler
f0e84f7f13 More fixes, fixes CMOS Setup on the Acrosses AR-B4179. 2021-08-09 16:10:55 +02:00
OBattler
80b75ee433 CPU changes. 2021-08-09 09:58:01 +02:00
OBattler
0d5c5f361a Added a separate CPU_STPC CPU type with RDTSC, fixes the ITOX STAR. 2021-08-09 09:51:58 +02:00
Miran Grča
77a5cf6891 Merge pull request #1581 from 86Box/master 
Bring the branch up to par with master.
 2021-08-04 09:15:08 +02:00
RichardG867
45ebe54544 Fix CPU table formatting 2021-07-25 22:48:04 -03:00
RichardG867
2fdda7bd47 Migrate enhanced Am486 to a standard naming convention 2021-07-25 22:46:51 -03:00
RichardG867
b24d5219a6 Change some entries in the legacy CPU table conversion code to match renamed machines 2021-07-25 22:43:04 -03:00
OBattler
4f6df76f10 Revert "Revert "Merge branch 'feature/machine_and_kb' into master"" 
This reverts commit f2cd3756dd.
 2021-07-04 17:40:39 +02:00
Daniel Gurney
f2cd3756dd Revert "Merge branch 'feature/machine_and_kb' into master" 
This reverts commit 6604a29d7e, reversing
changes made to 1d7fca0abd.
 2021-07-04 18:22:52 +03:00
OBattler
15279e4964 Finished the ALi M15xx and removed from Dev branch. 2021-07-01 01:43:59 +02:00
OBattler
fd4817a87b All the current WIP work (warning: the PIT is currently using some temporary test rewrite that is going to be undone). 2021-06-29 19:11:19 +02:00
OBattler
40b0db4162 And another CPU change. 2021-06-07 00:07:27 +02:00
OBattler
166f64d422 Some CPU fixes, should fix compiling. 2021-06-07 00:06:17 +02:00
RichardG867
62afe31757 Remove EBGA368 due to poor research (CPUs are Samuel 2 and newer only) 2021-06-03 16:26:08 -03:00
OBattler
4a7901a61b Merge branch 'master' of https://github.com/86Box/86Box 2021-06-03 05:02:34 +02:00
OBattler
736eb46847 Reverted the ROM read cycles back to the old (and evidently, more correct) ones. 2021-06-03 05:02:22 +02:00
qeeg
5cd17bb293 Port over MDK2 fade-in fix from PCem 2021-06-02 15:25:21 -05:00
TC1995
fee0ea1d24 Ported the x87 fix from the other emulator as well as the GUS one. 
Fixed 15bpp mode in all cards.
 2021-05-30 22:07:22 +02:00
OBattler
cefb9e24ec The Cyrix 486 CPU's now have the SMINT instruction. 2021-04-29 23:40:04 +02:00
OBattler
136e6323fc Removed another unused function from cpu/386_common.c. 2021-04-29 22:10:53 +02:00
OBattler
897d2f2d97 Removed unused functions from cpu/386.c. 2021-04-29 22:05:13 +02:00
OBattler
e7a859adc5 More fixes - the Goldstar machine now fully works. 2021-04-27 04:10:59 +02:00
OBattler
957b538c4a Rewrote memory access handling to properly split execute from read, bus from CPU (but the mappings will still match until otherwise specified), and fixed exec[] usage by the mem_*_phys() functions. 2021-04-22 04:27:50 +02:00
OBattler
6ff172b833 Entry into SMM now cases flags to be rebuilt. 2021-04-21 01:09:48 +02:00
RichardG867
d0d73b7ef5 Revert "The IBM PCjr is now limited to 8088 4.77 MHz, closes #1379." 
This reverts commit d060a38d91.

# Conflicts:
#	src/machine/machine_table.c
 2021-04-17 16:46:04 -03:00
RichardG867
dcbf4b5729 Merge branch 'master' of https://github.com/86Box/86Box 2021-04-17 16:43:32 -03:00
RichardG867
d2ae0a6ec4 Fix base Eden speeds 2021-04-17 16:42:43 -03:00
RichardG867
644ba28e18 Remove another redundant Socket 7 multiplier check 2021-04-17 16:34:04 -03:00
RichardG867
841ac25297 3.5x multiplier on Socket 5/7 should always be equivalent to 1.5x 2021-04-17 16:25:11 -03:00
OBattler
4989d99c1b Merge branch 'master' of https://github.com/86Box/86Box 2021-04-17 04:45:55 +02:00
OBattler
d060a38d91 The IBM PCjr is now limited to 8088 4.77 MHz, closes #1379. 2021-04-17 04:45:28 +02:00
nerd73
53270408ce add another am486dxl thing 2021-04-15 23:59:09 -06:00
nerd73
5e89a9d775 fix more compile issues 2021-04-15 23:34:53 -06:00
nerd73
17c5cc862e fix cpu.h 2021-04-15 23:30:52 -06:00
nerd73
791bae3560 Add the AMD Am486DXL and DXL2. 
Has otherwise Intel-compatible SMM with an SMBase at 60000h.
 2021-04-15 23:28:07 -06:00
nerd73
27ddd856df Remove some unnecessary parentheses 2021-04-15 21:42:02 -06:00
nerd73
8e3b09f323 Various 486 improvements 
- Added SL-Enhanced versions of Intel 486 CPUs and Enhanced AMD Am486DX2/DX4 CPUs
- Cleaned up the 486 CPU types and updated intel_4x0.c to reflect this
- Fixed some incorrect EDX reset and CPUID values
- Blacklisted non-SMM capable 486 CPUs on the Soyo 4SA2 motherboard
- Merged the non-OverDrive and OverDrive Intel DX4s because of further research confirming them to be functionally identical
- Removed SMM support on early 486 CPUs
 2021-04-15 21:38:03 -06:00
OBattler
eb06201176 Non-REP string instructions now do segment limit and present bit checks. 2021-04-15 02:17:03 +02:00
OBattler
7aac3a3d21 Removed more excess logging. 2021-04-11 08:30:46 +02:00
OBattler
5223f8af3d Removed x86_ops_cyrix.h from the Dev branch. 2021-04-11 07:36:12 +02:00
OBattler
9587a254bc Removed excess logging from cpu/cpu.c. 2021-04-11 07:30:01 +02:00
OBattler
8b6f9707d5 More CPU fixes, and SMM now implemented on Cyrix Cx486 and Cx5x86 CPU's as well as on Intel/AMI SX, DX, and SX2 CPU's. 2021-04-11 07:25:08 +02:00
OBattler
8175289c9d Am486 SMBASE is now correctly initialized to 30000, 60000 is for the Am486DXL and Am486DXL2, which we do not emulate. 2021-04-10 22:22:19 +02:00
OBattler
bcb2e5598e CPU and MMU fixes, fixes #1366 and the entire mess that is build 2900. 2021-04-10 19:05:12 +02:00