Commit Graph

1664 Commits

Author SHA1 Message Date
ekeeke
e8a6086c89 [Core/CD] improved accuracy of CDC decoder processing (verified on real hardware, cf. Krikzz's mcd-verificator) 2024-02-06 00:37:42 +01:00
ekeeke
904613f51c [Core/CD] added CDC decoder processing when disc is not playing (fixes MCD-verificator CDC Flags Test 0x30) 2024-02-06 00:27:25 +01:00
ekeeke
90c9c730f0 [Core/CD] improved accuracy of CDC interrupt processing (verified on real hardware, cf. Krikzz's mcd-verificator) 2024-02-05 23:53:57 +01:00
ekeeke
79bd0e7582 [Core/CD] improved Main-CPU & Sub-CPU idle loop detection (fixes cases where ADDQ instruction is used in tight counter incrementing loop) 2024-02-05 23:28:18 +01:00
ekeeke
64d3e08e7d [Core/CD] improved accuracy of CDC data transfer to Main-CPU and Sub-CPU when writing to CDC data register (verified on real hardware, cf. Krikzz's mcd-verificator) 2024-01-22 01:02:42 +01:00
ekeeke
2c1a2d0def [Core/CD] improved accuracy of CDC DMA to PRG-RAM write-protected area (verified on real hardware, cf. Krikzz's mcd-verificator) 2024-01-22 00:34:24 +01:00
ekeeke
da8e4e547a [Core/CD] improved accuracy of CDC DMA processing (verified on real hardware, cf. Krikzz's mcd-verificator) 2024-01-22 00:22:52 +01:00
ekeeke
16589b558f [Core/CD] improved accuracy of CDC transfer to Main-CPU (resp. Sub-CPU) when destination is set to Sub-CPU (resp. Main-CPU) (verified on real hardware, cf. Krikzz's mcd-verificator) 2024-01-19 00:01:02 +01:00
ekeeke
b35a602bb3 Merge branch 'master' of https://github.com/ekeeke/Genesis-Plus-GX 2024-01-16 14:00:43 +01:00
ekeeke
9f25226536 [Core/CD] improved emulation of Word-RAM access limitations in 2M mode (fixes regression in Mortal Kombat) 2024-01-16 14:00:21 +01:00
ds22x
611c960d6d
Fix nonstandard default for CD add-on (MD mode) (#536) 2024-01-09 08:36:43 +01:00
ekeeke
d4ca576c07 [Core/CD] fixed BOOT ROM level 4 interrupt vector upper word value (verified on real hardware, cf. Krikzz's mcd-verificator) 2023-11-26 17:48:55 +01:00
ekeeke
02c9dac337 [Core/CD] added CD hardware model auto-detection when BIOS is loaded as normal ROM file 2023-11-26 17:41:12 +01:00
ekeeke
52b4f78b82 [Core/CD] improved accuracy of CDC transfer to Main-CPU & Sub-CPU (verified on real hardware, cf. Krikzz's mcd-verificator) 2023-11-26 16:27:15 +01:00
ekeeke
fcb6620202 [Core/CD] added limited support for LC89513K extended registers (only when Wondermega M2, X'Eye, CDX or Multi-Mega BIOS is detected) and improved accuracy of Main-CPU & Sub-CPU access to CDC registers (fixes mcd-verificator CDC REGS tests) 2023-11-25 19:09:03 +01:00
ekeeke
b330eb85cf [Core/CD] improved MAIN-CPU/SUB-CPU synchronization when reading CDC host data and CDC transfer status from MAIN-CPU (fixes MCD-verificator CDC INIT Test #4 and CDC DMA3 Test #2) 2023-11-19 16:18:38 +01:00
ekeeke
6669d25948 [Core/CD] fixed memory mode register bits masking when read from MAIN-CPU and SUB-CPU (verified on real hardware, cf. Krikzz's mcd-verificator) 2023-11-19 16:02:33 +01:00
ekeeke
6cc8bbc277 [Core/CD] added emulation of Word-RAM access limitations in 2M mode (fixes graphical issues in Marko's Magic Football) 2023-11-18 19:38:33 +01:00
ekeeke
9b0b8d3afc [Core/CD] minor optimization of Word-RAM switching in 1M mode 2023-11-18 18:01:01 +01:00
ekeeke
8169f02496 [Core/CD] MAIN-CPU/SUB-CPU synchronization code cleanup 2023-11-18 17:51:55 +01:00
ekeeke
6f0ac9a668 [Core/IO] improved Japanese Paddle emulation (fixes Paddle support on control port #2) 2023-11-10 15:21:11 +01:00
ekeeke
a42843bf6c [Core/Sound] updated Nuked OPN2 core to latest version (1.0.12) 2023-11-10 14:41:10 +01:00
ekeeke
8e02a430aa [Core/CD] fixed CDC DMA to PCM RAM when transfer length is not word-aligned 2023-11-10 14:25:32 +01:00
ekeeke
a2931d161f [Core/MS] added support for more Korean x-in-1 mappers (credits to Ben Sittler & Omar Cornut from smspower.org for mappers reverse-engineering and description) 2023-09-11 23:43:32 +02:00
ekeeke
c3f02f9c90 Merge branch 'master' of https://github.com/ekeeke/Genesis-Plus-GX
# Conflicts:
#	core/mem68k.c
2023-08-25 17:34:33 +02:00
ekeeke
5a3e18f71b [Core/CD] improved Sub-CPU BUSREQ status accuracy 2023-08-25 17:29:09 +02:00
ekeeke
dde0c09f6f [Core/CD] improved Sub-CPU BUSREQ status accuracy 2023-08-25 16:47:01 +02:00
ekeeke
ad706045d3 [Gamecube/Wii] updated last modified file headers 2023-07-25 00:03:40 +02:00
ekeeke
7316507339 [Core/MD] fixed another potential regression with savestate support for games using SRAM bankswitching 2023-07-25 00:02:44 +02:00
ekeeke
091b4124a8 [Core/MD] fixed Sonic The Hedgehog 3 lock-on support regression introduced in 4bb149ba0b 2023-07-24 23:14:20 +02:00
ekeeke
a8d61b0391 [Gamecube/Wii] fixed random PNG snapshots corruption 2023-07-24 23:10:11 +02:00
ekeeke
83ab969f29 [Core/MD] added "Demons of Asteborg" and "Astebros" in internal mapper database (fixes Steam versions which incorrectly use Everdrive extended SSF mapper indicator in ROM header) 2023-07-01 15:34:52 +02:00
ekeeke
4bb149ba0b [Core/MD] fixed SRAM bankswitching for games also using ROM bankswitching (fixes Astebros) 2023-06-13 01:00:56 +02:00
ekeeke
95bde804a6 [Core/MD] fixed soft-reset in X-in-1 pirate games 2023-06-08 22:47:42 +02:00
Nicholas Hubbard
3bed408176
fix error in zstate comment (#509) 2023-06-04 17:44:14 +02:00
ekeeke
c4077c4f24 [Core/Misc] Fixed -Wmaybe-uninitialized warnings with GCC compiler 2023-05-20 19:44:57 +02:00
ekeeke
60f2281fc3 [Wii] fixed analog stick(s) support in menu (regression introduced in latest changes to menu inputs polling) 2023-05-20 19:34:37 +02:00
ekeeke
a7f42b438e [Core/CD] increased minimal latency (fixes BIOS freeze when CD latency is disabled in emulator settings) 2023-05-09 00:54:56 +02:00
ekeeke
b5f1027c15 [Core/CD] fixed CDD position reset when disc is stopped (fixes random freezes in Spiderman vs Kingpin when switching between audio tracks) 2023-05-07 14:46:23 +02:00
ekeeke
1db51e2c5f [Core/MS] simplified latest Korean x-in-1 mappers implementation 2023-04-07 09:06:42 +02:00
ekeeke
4a07f8a9f6 [Core/MS] added support for latest Korean x-in-1 mappers (credits to Ben Sittler and Omar Cornut at smspower.org for mappers reverse-engineering and description) 2023-04-06 01:00:40 +02:00
ekeeke
94399728b8 [Gamecube/Wii] added polling of all input ports for menu control 2023-03-30 20:01:19 +02:00
ichee
aed9e6c5a3
[libretro] Port Backup Ram Cart changes from downstream (#498) 2023-03-28 13:36:08 +02:00
crashGG
42f0944c50
Add .bin extension support for archives (#497)
Add .bin extension support for archives,solve this issues
https://github.com/ekeeke/Genesis-Plus-GX/issues/496#issuecomment-1483882241
2023-03-26 10:41:01 +02:00
ekeeke
f0c8f83926 [Core/MD] improved Realtec mapper accuracy (verified on real cartridge hardware) 2023-03-20 00:26:37 +01:00
ekeeke
ef922735ff [Core/MD] improved detection of Quackshot REV A original ROM dump (512KB) 2023-03-12 18:51:24 +01:00
ekeeke
1bf6f70986 [Core/MD] fixed Realtec mapper behavior on soft-reset and with TMSS hardware 2023-03-12 18:27:34 +01:00
ekeeke
cc60ba57bf [libretro] fixed available system RAM size for SG-1000 games with extra on-board RAM 2023-03-11 14:23:31 +01:00
ekeeke
15b962ef9e
Update README.md 2023-03-11 14:17:48 +01:00
ekeeke
842a56a5ad
Update Getting Started.md 2023-03-11 14:16:05 +01:00