Max/SameBoy
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Commit Graph

526 Commits

Author SHA1 Message Date
Lior Halphon
6d28e74667 Color 0 must always be shared 2018-11-24 15:53:53 +02:00
Lior Halphon
4b93f89763 Correct emulation of color masks 2018-11-24 15:42:54 +02:00
Lior Halphon
389d8ae045 Halt the CPU while the SGB animation is playing 2018-11-24 13:34:07 +02:00
Lior Halphon
2d6d1e6325 SGB boot animation 2018-11-24 13:21:00 +02:00
Lior Halphon
b3166135eb Clean up that crashing mess I made 2018-11-23 19:59:15 +02:00
Lior Halphon
558f9b9bae Updated SGB border, add “2” to SGB2 2018-11-23 14:16:48 +02:00
Lior Halphon
67d52b78b6 Handling interrupted SGB commands 2018-11-17 12:26:07 +02:00
Lior Halphon
af5ef50cf9 Fixing default border 2018-11-17 01:39:38 +02:00
Lior Halphon
deb5e21842 More colorization commands 2018-11-17 00:44:18 +02:00
Lior Halphon
b698ce5d95 Correctly emulate SGB border color 0 2018-11-17 00:44:07 +02:00
Lior Halphon
e5e7ce8203 Basic colorization 2018-11-16 22:05:35 +02:00
Lior Halphon
d42cbcdee2 Palette transfer functions 2018-11-16 19:11:21 +02:00
Lior Halphon
91a3091b2e Build fix 2018-11-16 17:41:23 +02:00
Lior Halphon
2710939e1e That should be an inc file 2018-11-16 17:38:53 +02:00
Lior Halphon
595907cae2 Border fade animation 2018-11-16 17:36:21 +02:00
Lior Halphon
69ac36cca1 Add default SGB border 2018-11-16 17:22:57 +02:00
Lior Halphon
398148f7ea Basic SGB border support 2018-11-16 16:04:40 +02:00
Lior Halphon
382d9f8898 MASK_EN support 2018-11-16 12:42:52 +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
94136f5741 Adjust DAC attributes to fix LADX’s crackling audio (Fixes #125) while keeping Cannon Fodder’s buzzing reasonable (Proper audio measurements still required) 2018-11-10 19:14:18 +02:00
Lior Halphon
a39b314378 Fixed silly APU regression (Noise volume envelope ran too fast) Fixes #121 2018-11-03 14:37:19 +02:00
Lior Halphon
c9d6a1381f Cross emulator compatibility with RTC saves 2018-11-03 01:31:14 +02:00
Lior Halphon
64922fff4b Fixed a bug where channels 1 and 2 would start playing earlier than they should have if NRx4 was written to twice. Fixes #86. 2018-10-29 00:44:43 +02:00
Lior Halphon
3035f43428 Emulation of DAC charging, Fixes #46, #85, #88 and #89 2018-10-19 23:53:01 +03:00
Lior Halphon
4276549acd Research notes TODOs 2018-10-19 01:02:27 +03:00
Lior Halphon
324201f336 Correct emulation of switching the DACs on and off. Fixes #100 and #87 2018-10-17 20:35:29 +03:00
Lior Halphon
e9b78b6370
Merge pull request #114 from RobLoach/patch-2 
Fix control reaches end of non-void function
 2018-10-12 17:10:11 +03:00
Rob Loach
2da7a3f7fb
Fix the return value of read_lvalue to be 0 2018-10-12 10:09:30 -04:00
Rob Loach
e834d32b8e
Update switch to just return at the end instead 2018-10-12 09:41:25 -04:00
Rob Loach
ec41e87cf1
Update logic behind params 2018-10-11 22:39:43 -04:00
Rob Loach
b8825127fd
Fix parentheses around ‘+’ in operand of ‘&’ 
```
Core/z80_cpu.c: In function ‘add_hl_rr’:
Core/z80_cpu.c:341:31: error: suggest parentheses around ‘+’ in operand of ‘&’ [-Werror=parentheses]
     if ( ((unsigned long) hl) + ((unsigned long) rr) & 0x10000) {
          ~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~
```
 2018-10-11 22:37:26 -04:00
Rob Loach
f4ee044347
Fix control reaches end of non-void function 
This change makes it so that there is a return value when a kind doens't match. Allows -Werror=return-type to pass.

```
Core/debugger.c: In function ‘read_lvalue’:
Core/debugger.c:239:1: error: control reaches end of non-void function [-Werror=return-type]
 }
```
 2018-10-11 22:17:16 -04:00
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
dbc338a887 Compensate for prefetch in DIV’s initial value 2018-09-15 00:47:26 +03:00
Lior Halphon
ec0a879a93 Correct emulation of enabling and disabling the volume envelope. Correct emulation of a glitch where the volume envelope ticks when it usually wouldn’t. 2018-09-10 16:59:59 +03:00
Lior Halphon
3151821e6d Fixed minor APU regression (Channels 1 and 2 were given no delay under certain circumstances) 2018-09-09 12:50:55 +03:00
Maximilian Mader
a36dd791ec
Rewrite the DAA instruction 2018-07-22 18:37:34 +02:00
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
ce80acc818 Fixed HDMA timing )But still not verified) 2018-07-20 12:34:52 +03:00
Lior Halphon
b1cc55b786 Turns out Left/Right audio channels were flipped 2018-07-19 20:38:11 +03:00
Lior Halphon
c66b6fbafc Fixed an edge case with DAC discharge emulation 2018-07-16 23:08:25 +03:00
Lior Halphon
2e9e3424ec Document some revision differences 2018-07-14 21:52:54 +03:00
Lior Halphon
0145b790a3 Merge branch 'v0.11.x' 2018-07-11 20:08:33 +03:00
Lior Halphon
5f58323c01 Attempt to improve audio quality on frontend with big audio buffers 2018-07-10 21:33:03 +03:00
Lior Halphon
dc5cb71c22 Emulate CGB-C’s quirky LFSR function 2018-07-04 21:55:12 +03:00
Lior Halphon
f3437d7cc0 Added todo 2018-07-03 23:47:50 +03:00
Lior Halphon
b7b35c9b59 CGB-C timing 2018-07-03 22:25:09 +03:00
Lior Halphon
0a78f735d3 Fetcher Y is not cached on CGB-C 2018-07-03 22:14:53 +03:00
Lior Halphon
18ae18a95c LYC bit on CGB-C 2018-07-03 21:56:32 +03:00
Lior Halphon
a7aabca618 Starting to add CGB-C support 2018-07-03 21:43:46 +03:00
Lior Halphon
47a74cb6c3 Randomize initial RAM values. Closes #82 2018-06-30 16:53:28 +03:00
Lior Halphon
2791775c5d Improvements to the lcd debugger command 2018-06-22 18:38:54 +03:00
Lior Halphon
6a7c084177 Fixed window regression 2018-06-18 21:57:01 +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
d95ad1ca54 SWAP was incorrectly disassembled as RLC 2018-06-09 15:39:40 +03:00
Lior Halphon
38c0cb3323 Typo 2018-06-09 15:12:42 +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
593cb7c107 Pixel accurate emulation of Prehistorik Man on a CGB-CPU-E 2018-06-08 18:44:03 +03:00
Lior Halphon
ca01ff6f79 Finally, perfect emulation of the STAT write bug. 2018-06-08 17:16:15 +03:00
Lior Halphon
127324d2d6 Fixed regression involving rendering a window with negative X position. Closes #75 2018-06-07 23:08:46 +03:00
Lior Halphon
f1dfa2a1bc More sensible implementation of the STAT interrupt. 2018-06-04 02:07:38 +03:00
Lior Halphon
0481ff9af5 Whoops 2018-06-04 01:52:24 +03:00
Lior Halphon
8721a48206 Fixed incorrect double speed behavior. 2018-06-03 00:36:05 +03:00
Lior Halphon
7003e31b7e Fixed a regression with STAT blocking. 2018-06-02 04:00:10 +03:00
Lior Halphon
80c92daacd Include cleanup (#73) 2018-05-27 19:30:23 +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
249acb04cc Verified some timings on a DMG. Fixed palette write conflict timing (Although the fix kind of implies time traveling). Closes #65 2018-05-16 00:59:11 +03:00
Lior Halphon
562b43a7c5 Notes about the DMG wave-ram glitch 2018-05-15 23:02:07 +03:00
Lior Halphon
7df571d42f Less strict matching for delete and unwatch. Fixes #71 2018-05-13 23:17:23 +03:00
Lior Halphon
1fcde88d8a Improved accuracy of the halt bug 2018-05-12 22:13:52 +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
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
0f8385a798 Refined line 153 behavior on a CGB. Verified on CGB-E. 2018-04-25 00:08:06 +03:00
Lior Halphon
be9df4d658 Added mechanism to handle MMIO read/write conflicts. Fixes #65 2018-04-14 17:57:00 +03:00
Lior Halphon
2c6f7906c5 Make multi-byte opcodes trigger the OAM bug when they increase PC 2018-04-14 15:32:55 +03:00
Lior Halphon
84aa06aba5 Clean up OAM bug code 2018-04-14 13:35:16 +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
orbea
10dc12c502 Core: Fix libretro builds 2018-04-11 14:21:46 -07:00
Lior Halphon
89094950f8 Correct emulation of mapping both button sets. Fixes #60 2018-04-07 16:45:31 +03:00
Lior Halphon
5be2b3db29 It appears that OAM DMA blocks PPU access to OAM 2018-04-07 13:59:36 +03:00
Lior Halphon
0725b008be Further simplifications 2018-04-07 13:02:53 +03:00
Lior Halphon
097b768127 Update comments 2018-04-07 03:36:47 +03:00
Lior Halphon
9ce028056a Cleanup 2018-04-07 03:26:10 +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
cb01259073 Fixed #61 2018-04-06 11:37:49 +03:00
Lior Halphon
0c86ff1ee4 More CGB revision quirks 2018-04-06 04:00:37 +03:00
Lior Halphon
a6ed2029b7 New information about PPU changes between CGB-B and CGB-E 2018-04-06 03:19:47 +03:00
Lior Halphon
cc95c89d3c Surprise! The CGB has a 16-bit VRAM data bus 2018-04-05 16:15:51 +03:00