Commit Graph

117 Commits

Author SHA1 Message Date
ekeeke
f9f16d7a55 [Core/MD] added emulation of 68k delay during Z80 acccess to 68k bus (fixes graphical glitch on Rick Dangerous II title screen introduced after adding emulation of 68k bus refresh delays) 2024-05-01 18:44:46 +02:00
ekeeke
dd619513a4 [Core/CD] fixed CDD seeking start delay (fixes Radical Rex incorrect PRG-RAM & Word-RAM initialization, causing missing sprites during intro) 2024-04-20 18:48:25 +02:00
ekeeke
6972a5b0d6 [Core/VDP] improved FIFO emulation (fixes lockup in Shin Souseiki Ragnacenty (Japan) and other potential lockup when switching between H32 & H40 mode during active display) 2024-03-06 09:18:43 +01:00
ekeeke
302fe82fcc [Core/MD] improved invalid SRAM header info detection (fixes crashes with some unlicensed hacks/translations) 2024-02-27 01:47:21 +01:00
ekeeke
ed7988f8ca [Core/MD] added emulation of Z80 halt when accessing 68k bus during DMA from 68k bus 2024-02-23 15:40:42 +01:00
ekeeke
5f2f0ce89f [Core/VDP] improved VINT timing accuracy in H32 mode (verified on real hardware by Nemesis) 2024-02-23 14:08:57 +01:00
ekeeke
4c4a762588 [Core/MD] improved accuracy of 68k access to Z80 bus delays 2024-02-23 11:23:13 +01:00
ekeeke
49a289df89 [Core/CD] fixed byte access to word-only registers (verified on real hardware, cf. Krikzz's mcd-verificator) 2024-02-22 14:14:27 +01:00
ekeeke
47761b9b8f [Core/MD] added basic emulation of 68k bus access refresh delays (fixes Super Airwolf graphical glitch during intro & some Krikzz's mcd-verificator timing tests) 2024-02-21 19:50:08 +01:00
ekeeke
405c54555e [Core/CPU] improved 68k auto-vectored interrupts acknowledge cycle timing accuracy (fixes Pacman 2 - New Adventures crashes during Pac-Jr minigame levels transitions) 2024-02-20 18:54:00 +01:00
ekeeke
6b1dfa1cef [Core/CPU] improved 68k MOVEM instruction accuracy (implements extra read cycle from memory as verified on real hardware, cf https://gendev.spritesmind.net/forum/viewtopic.php?t=2010) 2024-02-20 15:01:34 +01:00
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
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
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
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
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
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
6f0ac9a668 [Core/IO] improved Japanese Paddle emulation (fixes Paddle support on control port #2) 2023-11-10 15:21:11 +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
5a3e18f71b [Core/CD] improved Sub-CPU BUSREQ status accuracy 2023-08-25 17:29:09 +02:00
ekeeke
a8d61b0391 [Gamecube/Wii] fixed random PNG snapshots corruption 2023-07-24 23:10:11 +02:00
ekeeke
95bde804a6 [Core/MD] fixed soft-reset in X-in-1 pirate games 2023-06-08 22:47:42 +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
1bf6f70986 [Core/MD] fixed Realtec mapper behavior on soft-reset and with TMSS hardware 2023-03-12 18:27:34 +01:00
ekeeke
a2380d84e0 [Core/VDP] fixed address/code potential corruption by one-instruction execution delay after HV interrupts activation (fixes #477) 2023-01-13 14:00:27 +01:00
ekeeke
70cfbd909f [Core/CPU]
- fixed 68k timings of BCHG, BCLR, BTST Dn,#Imm and Dn,Dm instructions when bit number is less than 16 (cf. Yacht.txt)
- fixed 68k timings of CHK, TRAP, TRAPV, LINEA and LINEF exceptions (cf. Yacht.txt)
2023-01-06 09:03:30 +01:00
ekeeke
350be7731c [Core/Sound] disable PSG output on Mark III hardware when FM output is enabled (fixes issue #474) 2022-12-18 14:49:34 +01:00
ekeeke
1925efe4d7 [Core/VDP] improved HBLANK flag timing accuracy (fixes #470) 2022-11-26 16:48:22 +01:00
ekeeke
1c972f5482 [Core/CD] improved GFX timing accuracy (fixes "Night Striker" crashing after completing a game) 2022-11-26 16:24:09 +01:00
ekeeke
5ca459d53f [Wii] added configurable menu key combo 2022-11-07 19:57:19 +01:00
ekeeke
6ec9ac2729 [Core/SG] added SG-1000 II hardware with 8KB RAM extension adapter in selectable hardware models (fixes #437) 2022-10-29 13:51:34 +02:00
ekeeke
ec466a7c9e [Gamecube/Wii] added configurable overclock setting for M68K, S68K and Z80 CPUs 2022-10-25 20:09:25 +02:00
ekeeke
24b71ab2c2 [Core/MS] added missing GG-MS games in internal game database 2022-10-09 11:07:33 +02:00
ekeeke
ea8d299123 [Core/CD] improved GFX processing accuracy to halt it while Word RAM is allocated to Main CPU in 2M mode 2022-10-09 10:13:24 +02:00
ekeeke
dded47d5e7 [Core/VDP] added support for background color changes during HBLANK when display is disabled (fixes #462) 2022-09-19 14:11:16 +02:00
ekeeke
2d28c67316 [Core/VDP] added missing credits for enhanced 2-cell vscroll rendering mode 2022-09-19 14:03:44 +02:00
ekeeke
e2fd222349 [Gamecube/Wii] bumped up config version 2022-06-18 15:25:00 +02:00
ekeeke
4ecd33f4cd [Core/CD] fixed 32x32 pixels stamp index masking during GFX operation (fixes #436) 2022-05-31 01:52:17 +02:00
ekeeke
e366ca817f [Core/CD] added setting to enable/disable CD access time simulation 2022-05-01 15:47:18 +02:00
ekeeke
f43a4a7312 [Core/MS] added support for new Korean xx-in-1 mapper (128 Hap, Game Mo-eumjip 188 Hap) 2022-04-24 19:18:30 +02:00
ekeeke
9254c331d2 [Core/CD] added configurable CD-DA and PCM outputs mixing volume 2021-10-07 23:20:31 +02:00
ekeeke
dfe3672878 [Core/MD] added support for MegaSD CD hardware overlay (MD+ hacks) and extended SSF2 / ROM write mappers 2021-09-13 19:32:52 +02:00
ekeeke
c43cac0cdc [Wii] increased maximal ROM size to 15MB (fixes "Demons of Asteborg") 2021-08-11 15:29:46 +02:00
ekeeke
e6ab7563e7 [Core/MD] added SRAM support for games larger than 8MB 2021-08-08 16:48:49 +02:00
ekeeke
346935fdda [Core/Sound] fixed MAME YM2612 core potential issue with SSG-EG inverted attenuation level on Key OFF 2021-05-11 00:42:27 +02:00
ekeeke
536ff47457 [Core/Sound] fixed MAME YM2413 core EG updates being 2x faster after EG resolution change and improved EG increment steps accuracy (verified on YM2413 real hardware, cf. https://www.smspower.org/Development/YM2413ReverseEngineeringNotes2015-03-20) 2021-05-07 12:58:02 +02:00
ekeeke
4950d2f042 [Core/Sound] improved MAME YM2413 core EG sustain phase transition comparator accuracy (verified on YM2413 real hardware, cf. https://www.smspower.org/Development/YM2413ReverseEngineeringNotes2015-12-31) 2021-04-24 11:08:49 +02:00
ekeeke
1a1c2a1e63 [Core/Sound] fixed MAME YM2413 core EG behavior when SL = 0 (verified on YM2413 real hardware, cf. https://www.smspower.org/Development/YM2413ReverseEngineeringNotes2015-12-24) 2021-04-24 10:47:25 +02:00