Commit Graph

322 Commits

Author SHA1 Message Date
Lior Halphon 817c4a7752 Merge branch 'bess' into gbs 2021-04-16 16:35:21 +03:00
Lior Halphon 87a2d48675 Redo TPP1 saving, fix RTC and HUC3 in BESS 2021-04-16 00:35:54 +03:00
Lior Halphon ba6e22dfc0 Merge branch 'bess' into gbs 2021-04-14 16:44:51 +03:00
Lior Halphon 976f5e4d02 Merge branch 'master' into bess 2021-04-13 20:50:29 +03:00
Lior Halphon 5b993ed775 Add HuC3 to BESS 2021-04-12 23:36:42 +03:00
Lior Halphon f24489b983 TPP1 support 2021-04-10 23:56:41 +03:00
Lior Halphon 9996c7b4a2 Add GBS APIs 2021-04-03 01:29:06 +03:00
Lior Halphon 8adaba237e SGB support in BESS, BE fixes, changes to SGB save state format on BE machines 2021-03-29 02:47:57 +03:00
Lior Halphon a13469c4e2 Fix PAL SGB in the Cocoa port 2021-02-25 22:42:02 +02:00
Lior Halphon e08df2a089 Add accurate RTC emulation mode 2021-02-25 22:12:14 +02:00
Lior Halphon 71c88323b7 Rename UNROLL to unrolled (`unrolled for`) 2021-02-22 14:45:30 +02:00
Lior Halphon aa421258b8 Update the model enum so comparisons work correctly for SGB PAL and no-SFC SGBs 2021-01-16 14:51:06 +02:00
Lior Halphon 159d9d0348 Color temperature control 2020-12-25 14:17:57 +02:00
Lior Halphon 027cecde24 Added debugger "undo" command. Closes #156 2020-11-21 16:19:58 +02:00
Lior Halphon 1d9ac5ccc3 More accurate IR emulation, simplify API 2020-11-21 00:52:54 +02:00
Lior Halphon 7fdc58a07e Implement CGB-mode TILE_SEL mixing, fixes cgb-acid-hell and m3_lcdc_tile_sel_change2, closes #308 2020-11-20 16:24:16 +02:00
Lior Halphon 60b8978762 Local link cable and infrared emulation in the Cocoa port 2020-11-13 23:07:35 +02:00
Lior Halphon 7ff3556bc3 Workboy emulation (Cocoa only) 2020-09-19 19:31:24 +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
James Larrowe 87d25c0896 Compatibility hacks for old compilers
GCC versions below 4.8.1 didn't have __builtin_bswap16, so provide
a suitable replacement.
2020-06-22 20:14:32 +00:00
Lior Halphon b6b56d0766 Fix various save state compatibility issues between Windows and non-Windows, and a potential crash 2020-06-10 22:46:19 +03:00
Lior Halphon 5f4aee8ca1
Merge pull request #261 from JL2210/ld-b-b
Add ld b, b breakpoint
2020-05-31 00:55:17 +03:00
James Larrowe abdece7737 add debugger command to enable and disable 2020-05-30 16:35:07 -04:00
Lior Halphon fa7232944f Better emulation of CGB’s first frame behavior 2020-05-30 01:25:21 +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 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 4b24178553 Rumble mode selection 2020-04-29 16:50:31 +03:00
Lior Halphon 6448a692e2 Add smart rumble to games without a rumblepak 2020-04-29 16:06:11 +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 152924e13f Add support to the ISX format, including symbols 2020-04-25 22:48:48 +03:00
Lior Halphon 1e7737a239 Limit unroll to GCC 8 2020-04-25 14:46:01 +03:00
Lior Halphon 0cf168f32b Fixing inconsistent style 2020-04-24 20:37:57 +03:00
Lior Halphon 852a6997ed Add cheats UI to Cocoa 2020-04-11 18:03:10 +03:00
Lior Halphon 337e74352d Add cheats API, with GameShark and GameGenie import 2020-04-09 22:13:09 +03:00
Lior Halphon a6567d9ee1 Update old coding style 2020-04-09 14:32:52 +03:00
Lior Halphon 92d6cc6394 Use official register names 2020-04-09 02:36:27 +03:00
Lior Halphon 0ed5cf6b38 Proper MBC30 support, more accurate MBC3 emulation. Fixes #244 2020-04-08 19:07:29 +03:00
Lior Halphon 5ecb845662 Add accurate frame blending option 2020-03-26 20:54:18 +02:00
Lior Halphon c6f9d05124 Emulate LCD-PPU horizontal desync on DMGs 2020-03-06 14:41:13 +02:00
Lior Halphon e846f4f3b0 Hacky, but correct emulation of WX=166 2020-03-01 23:58:28 +02:00
Lior Halphon 39b999a68b Emulate the FIFO insertion glitch (WX variant) 2020-02-29 17:06:08 +02:00
Lior Halphon 955860b463 Get rid of the FIFO pause flags 2020-02-28 22:36:51 +02:00
Lior Halphon 89303ab046 WX access conflicts 2020-02-27 00:12:42 +02:00
Lior Halphon c0ba898ef2 Basic window implementation 2020-02-23 23:16:45 +02:00
Lior Halphon 2be58439bf Starting over – removing all window related code 2020-02-23 00:38:47 +02:00
Lior Halphon 8409d3bcfb Emulate changing sprite height mid-fetch 2020-02-21 16:43:51 +02:00
Lior Halphon 7d51ba3d97 More fixes, SGB emulation of the same quirk 2020-02-21 16:16:02 +02:00
Lior Halphon 91404edd13 Disgusting hacks to emulate disabling objects while an object is being fetched 2020-02-21 15:14:33 +02:00
Lior Halphon bec09a012c More accurate emulation of STOP mode 2020-02-15 19:21:43 +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 103caa56e1 Allow displaying borders outside of SGB emulation, including borrowing SGB border. Allow not displaying SGB borders. (Todo: libretro support) 2020-02-08 13:28:46 +02:00
Lior Halphon 48d3504de7 Let the core handle boot ROM selection 2020-01-29 20:29:30 +02:00
Lior Halphon 163a5ea20c Add DMG color palettes (Cocoa) 2020-01-29 14:19:11 +02:00
Lior Halphon 0737655753 Merge branch 'master' into JoyKit 2020-01-03 23:42:25 +02:00
Lior Halphon 95af00a752 speling is veri difikult 2020-01-03 21:11:45 +02:00
Lior Halphon bd9ac204c2 Allow SameBoy to compile on 4-byte-bools platforms 2019-11-20 22:40:03 +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 eaa1c1cd4a Merge bsnes’s changes 2019-08-16 17:38:43 +03:00
Lior Halphon 2d7f54a775 Load ROM from buffer API 2019-07-16 21:04:29 +03:00
Lior Halphon ce9ce07817 Make the ICD APIs pixel based 2019-07-16 20:44:27 +03:00
Lior Halphon 346e499602 ICD APIs 2019-07-15 23:02:58 +03:00
Lior Halphon e1873ad2ec Add JOYP write callback API 2019-07-15 22:35:21 +03:00
Lior Halphon 2bfe922650 Allow emulating an SGB without SFC HLE 2019-07-15 20:47:16 +03:00
Lior Halphon 9f7255cd23 Make the automation results more consistent across revisions, and making use of this change as a chance to add color correction to the automation 2019-07-13 20:29:11 +03:00
Lior Halphon 50a6a3e35c Fix libretro SGB1 FPS, fix un/serialization memory corruptions in libretro 2019-06-19 23:49:43 +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 274760746e Fix #165 2019-06-07 19:18:07 +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 64879f5b02 Accurate emulation of (most aspects of) stop mode 2019-06-07 13:53:50 +03:00
Lior Halphon 3e724afb0a Basic SGB support in the SDL port 2019-05-18 18:45:31 +03:00
Lior Halphon 06670fc970 Fix #172. Allow unroll optimizations when compiling with GCC. 2019-05-10 21:51:11 +03:00
Lior Halphon 05cd81b77c Implemented jump-to breakpoints 2019-04-12 20:29:43 +03:00
Lior Halphon 7242ddae64 speling is difikult 2019-03-16 20:56:22 +02:00
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 73a54049d2 Accurate PPU access timings 2019-01-19 19:32:26 +02:00
Lior Halphon ba5c07bed9 Correctly emulate speed switch timing 2019-01-13 01:09:41 +02:00
Lior Halphon c74b39e712 The CPU core of the Game Boy is (most likely) called SM83 2019-01-12 00:42:16 +02:00
Lior Halphon 21eb96a2f5 Joypad multiplayer support (Cocoa) 2018-12-15 18:55:41 +02:00
Lior Halphon b1a2e45168 Improvements to the SGB animation 2018-12-01 13:39:43 +02:00
Lior Halphon 2d6d1e6325 SGB boot animation 2018-11-24 13:21:00 +02:00
Lior Halphon 2f2b792edf SGB save states 2018-11-16 01:53:01 +02:00
Lior Halphon 634a54c046 SGB resolution support (Cocoa only so far) 2018-11-15 00:21:21 +02:00
Lior Halphon 6ba5cfbeef Support for multi-packet SGB commands 2018-11-13 23:45:26 +02:00
Lior Halphon 7735d638c6 Multiplayer SGB APIs/SGB detection 2018-11-12 00:37:06 +02:00
Lior Halphon 5c581651ce Handle the SGB header commands, disable SGB functions if needed. 2018-11-11 22:50:00 +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 c9d6a1381f Cross emulator compatibility with RTC saves 2018-11-03 01:31:14 +02:00
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 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 f64da1864f APU glitch: When turning the APU on while DIV's bit 4 (or 5 in double speed mode), the first DIV/APU event is skipped. 2018-06-09 15:11:20 +03:00
Lior Halphon f1dfa2a1bc More sensible implementation of the STAT interrupt. 2018-06-04 02:07:38 +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 1fcde88d8a Improved accuracy of the halt bug 2018-05-12 22:13:52 +03:00
Lior Halphon af3554c1d1 More accurate emulation of the LYC register and interrupt. (Still not perfect on a CGB) 2018-04-27 13:40:39 +03:00
Lior Halphon d667d87bbe Refactor CPU code so handling access conflicts is possible 2018-04-14 13:25:55 +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 fed2556fc3 More reasonable implementation of sprite timings 2018-04-07 03:00:26 +03:00
Lior Halphon 0751eae90b Moved the fetcher state machine to another function 2018-04-06 19:29:49 +03:00
Lior Halphon 0461fb5b2a Simplified FIFO logic 2018-04-06 19:11:48 +03:00
Lior Halphon 9aadc80f75 Implemented some obscure PPU rendering quirks, verified some timings 2018-04-05 15:33:21 +03:00
Lior Halphon ec64c041ab The OAM interrupt is internally implemented differently from the other 3. Fixed the stat_write_if tests, relates to #54 2018-04-01 21:45:56 +03:00
Lior Halphon 73dc3560a5 Mode 0 interrupts do not occur in the glitched mode 0 of the first line 0. The extra OAM interrupt bug also affects DMG. 2018-03-31 13:18:02 +03:00
Lior Halphon 9811dceca1 Emulate another OAM timing quirk; a sprite at x = 0 has extra penalty if SCX is not 0. Fixes intr_2_mode0_timing_sprites_scx*_nops, affects #54 2018-03-30 17:06:27 +03:00
Lior Halphon 2c44ffbe39 More accurate fetcher penalty emulation, fixed intr_2_mode0_timing_sprites_nops, affects #54 2018-03-30 02:53:49 +03:00
Lior Halphon 96063fb0da Fixed Windows build, added Unicode support in Windows. 2018-03-28 21:59:27 +03:00
Lior Halphon 0e3d2770d9 Properly handle cases where an object’s X position is modified between the OAM mode and rendering mode 2018-03-27 22:13:08 +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 04bfc89816 Cycle accurate OAM search mode 2018-03-23 19:07:14 +03:00
Lior Halphon 3883b7d86a Merge branch 'master' into timing
# Conflicts:
#	Core/display.c
#	Core/z80_cpu.c
2018-03-19 23:46:33 +02:00
Lior Halphon b50c97f4a7 Prevent starting HDMA in the middle of an instruction, making both the CPU and DMA access memory at the same time. Closes #47 2018-03-19 20:01:31 +02:00
Lior Halphon c267ad00b5 Goodbye 2018-03-09 23:34:23 +02:00
Lior Halphon 9083e883fe CGB BG rendering 2018-03-09 18:52:36 +02:00
Lior Halphon a32f232bb1 Fixed OAM-window priority glitch, fixed OAM glitch in Prehistoric Man 2018-03-09 17:10:19 +02:00
Lior Halphon 3d1c8b50c4 OAM search and OAM timing in mode 3 2018-03-04 22:21:56 +02:00
Lior Halphon 476133abd0 The scrolled y value is cached and not recalculated 2018-03-03 20:51:38 +02:00
Lior Halphon 496c5589e6 Added window support 2018-03-03 19:36:21 +02:00
Lior Halphon 5ea33cc931 Cleanup 2018-03-03 19:05:29 +02:00
Lior Halphon b08f02c4f3 Rewriting the PPU rendering: T-cycle accurate background rendering. DMG only, CGB completely broken 2018-03-03 15:47:36 +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 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 afcc66fb3c Added CPU under/over-clocking support in Core, add under-clocking hotkey in the Cocoa port, allow modifier keys to be configured as input keys in Cocoa. 2018-02-10 23:30:30 +02:00
Lior Halphon 1c61b006ba Added rewinding support to the core and the Cocoa frontend 2018-02-10 14:42:14 +02:00
Lior Halphon 95234036bb Added return value to GB_run API. 2018-01-31 15:18:04 +02:00
Lior Halphon 27b5718b07 Merge branch 'master' into libretro_core 2017-10-12 22:50:02 +03:00
Lior Halphon a753e00b59 Added direct_access interface to interrupt_enable/IE register 2017-10-12 22:49:39 +03:00
Lior Halphon 40e4f93637 Replaced libretro specific code with a generic API 2017-10-12 22:06:01 +03:00
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
Lior Halphon 9615ca6fa6 Merge pull request #14 from libretro/master
libretro core
2017-10-12 18:29:26 +03:00
Lior Halphon 65dd02cc52 Added 3 color correction profiles, added color correction setting to Cocoa GUI, improved cross-platform and cross-frontend save-state compatibility 2017-10-12 17:22:22 +03:00
twinaphex a7db98c22e Memory needs to be uniquely named for Android 2017-10-09 11:36:55 -05:00
twinaphex d433cdf260 Add baked-in generated BIOS files 2017-10-09 11:36:23 -05:00
Lior Halphon 1804a5c8e6 Updated save struct version 2017-09-23 00:25:21 +03:00
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
Lior Halphon 0f643e01b7 Removing the delayed interrupt mechanism, research is not complete enough for implementation 2017-09-08 12:58:35 +03:00
Lior Halphon ba0e66a5b7 Merge branch 'master' into new_apu 2017-09-04 18:41:13 +03:00
Lior Halphon 72d26c7046 Fixed obscure timer behavior, fixed regression in rapid_toggle.gb. 2017-09-04 18:40:43 +03:00
Lior Halphon 9bde98dede SCY latching is now correctly emulated, rendering mode timing refined. 2017-09-04 15:45:18 +03:00
Lior Halphon 54eb51d8db Refined timer interrupt timing 2017-09-02 22:08:20 +03:00