Commit Graph

212 Commits

Author SHA1 Message Date
Lior Halphon
1f7b20251b Improved sanitation for save states for better security and stability 2021-10-30 16:03:13 +03:00
Lior Halphon
e6c4ceaf5a Add CGB-D support 2021-10-27 01:40:28 +03:00
Lior Halphon
5b9746084d Writes to SVBK should work before the boot ROM is disabled 2021-10-23 23:51:48 +03:00
Lior Halphon
18007f0e53 MGB support 2021-10-23 23:28:54 +03:00
Lior Halphon
c459058156 That was silly 2021-07-30 14:10:04 +03:00
Lior Halphon
4d1a28f1d1 Improved OAM bug accuracy in several read edge cases 2021-07-25 16:34:34 +03:00
Lior Halphon
efb644bc72 MBC5 RAM enable is 8 bit 2021-07-10 15:02:15 +03:00
Lior Halphon
ac5b0aca2c RTC accuracy fix 2021-04-23 21:01:17 +03:00
Lior Halphon
87a2d48675 Redo TPP1 saving, fix RTC and HUC3 in BESS 2021-04-16 00:35:54 +03:00
Lior Halphon
763de9d2e0 Fix Rumble support in TPP1 2021-04-11 22:52:34 +03:00
Lior Halphon
42471095e4 Normalize invalid weekdays only after a $11 command 2021-04-11 22:38:25 +03:00
Lior Halphon
f24489b983 TPP1 support 2021-04-10 23:56:41 +03:00
Lior Halphon
ad54dc57b0 Improved time syncing when turning the LCD on and off, fixes #193 2021-03-21 15:15:04 +02:00
Lior Halphon
72cb391612 Slightly improve MBC3 accuracy 2021-02-26 00:52:18 +02:00
Lior Halphon
71c6fa45e0 Accurate RTC emulation 2021-02-26 00:40:18 +02:00
Lior Halphon
96736fe7c5 Fix false positives in odd-mode detection 2021-01-09 00:59:12 +02:00
Lior Halphon
4bbd27735f Fix a regression in speed switch timing, reset DIV on speed switch, better odd-mode detection and avoidance 2020-12-25 20:41:00 +02:00
Lior Halphon
1d9ac5ccc3 More accurate IR emulation, simplify API 2020-11-21 00:52:54 +02:00
Lior Halphon
b7f3454763 More accurate emulation of the IR port 2020-11-20 22:12:15 +02:00
Lior Halphon
bce4bfba61 Fix major battery save regressions introduced by the last release, fixes #282 2020-08-06 19:34:57 +03:00
Lior Halphon
3f97b8eaa8 Even more regressions 2020-08-05 02:10:21 +03:00
Lior Halphon
d3664d5da0 Fix more RTC regressions 2020-08-05 01:39:19 +03:00
Lior Halphon
b0d118f246 Fix broken and regressed MBC3 RTC emulation. Fixes #273, fixes #276, fixes #280 2020-08-04 21:32:27 +03:00
Lior Halphon
ffa569deeb Partial emulation of reading VRAM right after mode 3 2020-05-29 23:10:23 +03:00
Lior Halphon
7af66387de HuC-3 alarm clock emulation 2020-05-23 14:50:54 +03:00
Lior Halphon
369410f370 Fix HuC-1 regression 2020-05-23 00:09:30 +03:00
Lior Halphon
08ca56eec7 Cleanup 2020-05-23 00:05:43 +03:00
Lior Halphon
ce9114ed55 Fix IR bugs 2020-05-19 01:24:09 +03:00
Lior Halphon
a588993f28 Add an HuC command required by Pocket Family 2 2020-05-17 00:10:43 +03:00
Lior Halphon
a9023d08c6 Emulate HuC-3’s IR and RTC 2020-05-16 23:27:17 +03:00
Lior Halphon
2cc980755e HuC1 IR support 2020-05-13 22:21:31 +03:00
Lior Halphon
3cba3e8e27 Emulate CGB-C PCM read glitch, fix a potential noise volume envelope bug 2020-05-10 00:37:52 +03:00
Lior Halphon
5a14eb93c6 Merge branch 'master' into JoyKit
# Conflicts:
#	Cocoa/Document.m
#	Cocoa/GBView.h
#	Cocoa/GBView.m
#	Cocoa/joypad.m
#	Cocoa/main.m
#	Core/display.c
#	Core/gb.h
#	Core/save_state.c
2020-04-29 15:52:03 +03:00
Lior Halphon
0cf168f32b Fixing inconsistent style 2020-04-24 20:37:57 +03:00
Lior Halphon
337e74352d Add cheats API, with GameShark and GameGenie import 2020-04-09 22:13:09 +03:00
Lior Halphon
92d6cc6394 Use official register names 2020-04-09 02:36:27 +03:00
Lior Halphon
05403d3a56 Fix the Joypad interrupt. Fixes #237 2020-03-27 17:36:55 +03:00
Lior Halphon
4cb56dc76f Improve MBC2 emulation. Fixes #238 2020-03-27 16:35:36 +03:00
Lior Halphon
34cf0f558d It's more reasonable to do it this way 2020-03-06 18:56:51 +02:00
Lior Halphon
409ab2a6d4 Accurate emulation of tilemap advancement timings 2020-03-03 02:21:19 +02:00
Lior Halphon
9c7a8fdb1b WY is tested every cycle 2020-02-26 22:24:08 +02:00
Lior Halphon
2be58439bf Starting over – removing all window related code 2020-02-23 00:38:47 +02:00
Lior Halphon
08eb2f3d98 Correct emulation of FF6C (Turns out it controls object priority) 2020-02-15 15:32:06 +02:00
Lior Halphon
0737655753 Merge branch 'master' into JoyKit 2020-01-03 23:42:25 +02:00
Lior Halphon
31609319de Fix the set_joyp API 2019-11-09 14:45:38 +02:00
Lior Halphon
c802361800 Whoops, this function was missing 2019-11-08 16:14:16 +02:00
Lior Halphon
0ece21bca7 Replace the SDL-derived controller support with my own JoyKit framework. Adds rumble support, LED support, better manual and automatic configurations, analog speed controls. 2019-10-19 19:26:04 +03:00
Lior Halphon
dee29c118c Added GB_set_sample_rate_by_clocks API, split SGB_NO_SFC into PAL and NTSC; now they report the correct clock rate. 2019-10-08 15:10:24 +03:00
Lior Halphon
652e52df3d Pass the SGB multiplayer tests 2019-09-14 12:31:52 +03:00
Lior Halphon
4fcc921b46 Fix SGB multiplayer, improve multiplayer accuracy 2019-09-13 17:10:58 +03:00
Lior Halphon
eaa1c1cd4a Merge bsnes’s changes 2019-08-16 17:38:43 +03:00
Lior Halphon
9ba6915c85 ICD JOYP write API 2019-07-16 21:42:57 +03:00
Lior Halphon
346e499602 ICD APIs 2019-07-15 23:02:58 +03:00
Lior Halphon
f55c254959 Fixed a regression that made ly_lyc_0_write and ly_lyc_write fail 2019-07-12 02:18:25 +03:00
Lior Halphon
e268efefef Redesign and reimplement the audio API, let the frontends handle more stuff. Probably affects #161 2019-06-15 23:22:27 +03:00
Lior Halphon
2f9de4942c Increase input polling frequency in the Cocoa and SDL frontends, should make inputs look less synthetic and potentially reduce input lag 2019-06-07 18:27:25 +03:00
Lior Halphon
c342663200 Emulate serial bit shifting, update the serial API to use bits instead of bytes, update printer emulation and libretro to use the new API 2019-03-15 14:36:10 +02:00
Lior Halphon
9d0aadb83f Emulate missing Vreset signal (SGB only for now) and ICD2 desyncing 2019-02-15 17:04:48 +02:00
Lior Halphon
b996ed9220 Writing to BGPD/OBPD while it’s blocked still increases BGPI/OBPI if needed. Fixes #145 2019-01-19 23:37:44 +02:00
Lior Halphon
73a54049d2 Accurate PPU access timings 2019-01-19 19:32:26 +02:00
Lior Halphon
4536581a6e Fixed a bug where modifying RTC data would corrupt cartridge RAM data. Fixes #136 2019-01-18 02:36:14 +02:00
Lior Halphon
312478e509 CGB palettes are not accessible during Mode 3, closes #84 2019-01-14 22:22:46 +02:00
Lior Halphon
879d3b607d Removed verified TODO 2019-01-14 20:32:52 +02:00
Lior Halphon
7b36ee10a4 Merge branch 'master' into sgb 2019-01-05 19:00:22 +02:00
Lior Halphon
612cd07fb3 Fixed emulation of echo RAM 2018-12-12 23:44:00 +02:00
Lior Halphon
ea09dfc888 Fixed multiplayer SGB mode 2018-12-04 23:46:30 +02:00
Lior Halphon
7735d638c6 Multiplayer SGB APIs/SGB detection 2018-11-12 00:37:06 +02:00
Lior Halphon
44891d5c4a Initial code to support SGB, command “parsing”, replacement SGB boot ROM 2018-11-11 01:16:32 +02:00
Lior Halphon
11c148c851 Starting G/HDMA directly takes one more M-cycle (More research required) 2018-09-15 00:48:31 +03:00
Lior Halphon
f7b882f0e8 Whoops 2018-07-22 02:10:26 +03:00
Lior Halphon
b7426f93c0 Randomize object palettes. Slightly more accurate emulation of FF4C. 2018-07-20 23:23:47 +03:00
Lior Halphon
2e9e3424ec Document some revision differences 2018-07-14 21:52:54 +03:00
Lior Halphon
a7aabca618 Starting to add CGB-C support 2018-07-03 21:43:46 +03:00
Lior Halphon
d81c23cb16 Fixed HDMA regression 2018-06-16 23:52:24 +03:00
Lior Halphon
45c73e0175 Replaced the is_cgb bool with a more future compatible model enum. Removed the GB_init_cgb API and replaced it with an extended GB_init and GB_switch_model_and_reset APIs that now receive a model parameter. Increased the struct version. 2018-06-16 13:59:33 +03:00
Lior Halphon
6532aef089 Correct emulation of the DMG stat write bug 2018-05-26 18:06:40 +03:00
Lior Halphon
9693b2de6a Refined the STAT bug behavior. Still not perfect. 2018-05-26 17:06:49 +03:00
Lior Halphon
855ffb490a A HBlank interrupt cannot occur in the last M-cycle of HBlank. Correct emulation of STAT access conflicts on the CGB (Test: CPU-E, single speed only). Fixes a minor graphical glitch in Pokémon Puzzle Challenge. 2018-05-25 23:42:36 +03:00
Lior Halphon
713dc02e46 A bit tacky, but T-cycle accurate emulation of LYC write conflicts on the CGB. Only single speed mode verified. Closes #54 2018-05-11 12:38:55 +03:00
Lior Halphon
f1ec42d4ba H/GDMA was 4 times faster than it should have been. Made it also more accurate. Fixes #56 2018-04-13 14:41:39 +03:00
Lior Halphon
0c86ff1ee4 More CGB revision quirks 2018-04-06 04:00:37 +03:00
Lior Halphon
e163026ca9 The STAT bug does not occur during the glitched mode 0 2018-04-02 01:05:32 +03:00
Lior Halphon
7671648fca Simplified a function 2018-03-27 19:06:36 +03:00
Lior Halphon
4cbade9a88 Function name change 2018-03-27 15:55:12 +03:00
Lior Halphon
4986930511 Mostly complete emulation of the OAM bug. Passes oam_bug-2. 2018-03-27 15:46:00 +03:00
Lior Halphon
18e32d1755 Merge branch 'master' into timing
# Conflicts:
#	Core/gb.c
2018-03-22 22:37:35 +02:00
Lior Halphon
577e23925b Fixed sources-dmgABCXmgbS 2018-03-22 20:09:01 +02:00
Lior Halphon
b702d56547 Merge branch 'master' into timing
# Conflicts:
#	Core/display.c
#	Core/z80_cpu.c
2018-03-01 21:22:33 +02:00
Lior Halphon
b02e40d5a2 Refinement to that last fix 2018-02-25 23:23:55 +02:00
Lior Halphon
90a943d05a Emulate an HDMA quirk required to properly emulate Aevilia 2018-02-25 22:32:41 +02:00
Lior Halphon
ef670986c6 Rewrote PPU (currently only emulates DMG correctly) to use the new timing mechanism. Removed “future interrupts” (No longer required because SameBoy is now T-cycle based) 2018-02-25 00:48:45 +02:00
Lior Halphon
42ab746a66 Starting to remove the delayed interrupts hack – done for timer interrupt, broken for display interrupts 2018-02-23 15:33:44 +02:00
Lior Halphon
c48097a484 Convert div counter to the SM mechanism 2018-02-23 13:16:05 +02:00
Lior Halphon
9802ca41dd Components not affected by CGB’s double speed mode now operate in 8MHz mode to theoretically make advance_cycles(gb, 1) safe. 2018-02-20 21:17:12 +02:00
Lior Halphon
f79af39ea2 More accurate emulation of the APU’s analog characteristics 2018-02-16 18:01:50 +02:00
Lior Halphon
441781cbe9 Libretro .o files are now in the build/obj folder and are suffixed with _libretro (since they have different compilation flags). This also lets us rename gbmemory.c/h back to its original name. 2017-10-12 19:42:30 +03:00
twinaphex
a7db98c22e Memory needs to be uniquely named for Android 2017-10-09 11:36:55 -05:00
twinaphex
09f4edda57 Comment out debugger code - add HAVE_DEBUGGER ifdef 2017-10-09 11:36:53 -05:00
Lior Halphon
b9bdd6c49c Merge branch 'master' into new_apu 2017-09-10 02:33:40 +03:00
Lior Halphon
1e90400916 Reimplemented delayed/future interrupts, currently correct only for CGB. 2017-09-09 13:32:12 +03:00