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450 Commits

Author SHA1 Message Date
Rekai Nyangadzayi Musuka 4b6897aedf feat: Get ZBA working on Zig's new stage2/stage3 compiler 2022-10-21 05:12:55 -03:00
Rekai Nyangadzayi Musuka 1471288969 chore: move window scale const to emu.zig 2022-10-21 05:12:55 -03:00
Rekai Nyangadzayi Musuka 7488fd7fd5 fix: reimpl debug reads w/out throwing away *const Self 2022-10-21 05:12:55 -03:00
Rekai Nyangadzayi Musuka 3f760fccaf feat: reimplement cpu logging 2022-10-21 05:12:55 -03:00
Rekai Nyangadzayi Musuka f833de765c chore: don't init bus in Arm7tdmi init 2022-10-21 05:12:55 -03:00
Rekai Nyangadzayi Musuka aa19ef5f71 feat: move arm instr decoding to module 2022-10-21 05:12:54 -03:00
Rekai Nyangadzayi Musuka f0284107f9 feat: move thumb instr decoding to module 2022-10-21 05:12:54 -03:00
Rekai Nyangadzayi Musuka 91c94fe528 chore: change directory structure 2022-10-21 05:12:54 -03:00
Rekai Nyangadzayi Musuka 45fc49b216 fix: reimplement halt fast-forwarding 2022-10-21 05:12:54 -03:00
Rekai Nyangadzayi Musuka 0939d6d7bc chore: move audio sync, video sync variables 2022-10-21 05:12:53 -03:00
Rekai Nyangadzayi Musuka 46ee21f464 feat: impl WININ, WINOUT, WIN{N}H and WIN{N}V 2022-10-21 05:12:53 -03:00
Rekai Nyangadzayi Musuka 0287c9a260 fix: force align DMA transfers 2022-10-21 05:12:53 -03:00
Rekai Nyangadzayi Musuka 665767c250 fix: resolve bugs in VRAM unpredictable read/writes 2022-10-21 05:12:53 -03:00
Rekai Nyangadzayi Musuka 0fd8a13a93 fix: don't start HDMA in vblank 2022-10-21 05:12:52 -03:00
Rekai Nyangadzayi Musuka 125b931d0c feat: implement brightness increase/decrease 2022-10-21 05:12:52 -03:00
Rekai Nyangadzayi Musuka 27259c97db feat: implement object blending 2022-10-21 05:12:52 -03:00
Rekai Nyangadzayi Musuka 9479838614 feat: implement background alpha blending 2022-10-21 05:12:52 -03:00
Rekai Nyangadzayi Musuka 8a203ff05f feat: implement BLDCNT, BLDALPHA, BLDY 2022-10-21 05:12:52 -03:00
Rekai Nyangadzayi Musuka 33f993c19d chore: rename + remove some code 2022-10-21 05:12:51 -03:00
Rekai Nyangadzayi Musuka 18ec16eb6d fix: properly fire DMA IRQs 
This resolves Sound DMA Timing issues present in DOOM
 2022-10-21 05:12:51 -03:00
Rekai Nyangadzayi Musuka bf558922f9 chore: rename Dma.active to Dma.in_progress 2022-10-21 05:12:51 -03:00
Rekai Nyangadzayi Musuka e87bda7584 chore: rewrite info log message 2022-10-21 05:12:51 -03:00
Rekai Nyangadzayi Musuka 87dc70436c feat: implement NR10 obscure behaviour 2022-10-21 05:12:51 -03:00
Rekai Nyangadzayi Musuka 5dd78177f4 feat: handle all I/O when using Cult-Of-GBA BIOS 2022-10-21 05:12:51 -03:00
Rekai Nyangadzayi Musuka 203af4c471 chore: 32-bit reads for PSG audio 2022-10-21 05:12:50 -03:00
Rekai Nyangadzayi Musuka 98223d9e5a chore: implement more than just 1 cycle per mem access 2022-10-21 05:12:50 -03:00
Rekai Nyangadzayi Musuka e8cc0dfabb fix: implement register reads for Yoshi's Island 2022-10-21 05:12:50 -03:00
Rekai Nyangadzayi Musuka c8585a6f9a fix: reimplement DMA ticking 2022-10-21 05:12:50 -03:00
Rekai Nyangadzayi Musuka 7d79361aca chore(cpu): add inline fn isHalted() 2022-10-21 05:12:50 -03:00
Rekai Nyangadzayi Musuka d1d32e465c chore: attempt to debug Rhythm Heaven 2022-10-21 05:12:50 -03:00
Rekai Nyangadzayi Musuka 42c6b21124 fix: impl BG?{X,Y} RefPoint write behaviour outside of Vblank 
With this fix Mode 7-like games now properly render their backgrounds
 2022-10-21 05:12:49 -03:00
Rekai Nyangadzayi Musuka 44e1dacb7b chore: change priority of some logs 2022-10-21 05:12:49 -03:00
Rekai Nyangadzayi Musuka eeea8a6327 chore: mess with debug statements + mask APU I/O reads 2022-10-21 05:12:49 -03:00
Rekai Nyangadzayi Musuka 0a5df26c31 chore: move timer, apu and dma i/o addr matching outside of io.zig 2022-10-21 05:12:49 -03:00
Rekai Nyangadzayi Musuka d3bc58d71c chore: separate render code for affine sprites 2022-10-21 05:12:49 -03:00
Rekai Nyangadzayi Musuka 8d32d9788e chore: reimplement object rendering 
TODO: implement affine sprites
 2022-10-21 05:12:48 -03:00
Rekai Nyangadzayi Musuka b18f488b01 chore: small changes to normal background drawing code 2022-10-21 05:12:48 -03:00
Rekai Nyangadzayi Musuka 4b4242df2a feat: implement affine backgrounds 2022-10-21 05:12:48 -03:00
Rekai Nyangadzayi Musuka e2533dedeb chore: stub 8-bit window registers 2022-10-21 05:12:48 -03:00
Rekai Nyangadzayi Musuka 89619596ad chore: remove code that pretends to remove DC offset 2022-10-21 05:12:48 -03:00
Rekai Nyangadzayi Musuka 02fee16561 fix: replace affine bg register bitfields with signed integers 2022-10-21 05:12:48 -03:00
Rekai Nyangadzayi Musuka bf8521eb5e chore: use stdlib endian-aware integer read/write functions 2022-10-21 05:12:47 -03:00
Rekai Nyangadzayi Musuka db064d2321 chore: misc style improvements 2022-10-21 05:12:47 -03:00
Rekai Nyangadzayi Musuka e0523aea63 chore: rename method in FpsTracker 2022-10-21 05:12:47 -03:00
Rekai Nyangadzayi Musuka c18be62b11 fix(backup): resolve banking issue in flash impl 2022-10-21 05:12:46 -03:00
Rekai Nyangadzayi Musuka 9f69b122d0 chore: remove awful ptr casts in backup.zig and bios.zig 2022-10-21 05:12:46 -03:00
Rekai Nyangadzayi Musuka 295aa139f6 feat: pass jsmolka's bios.gba 2022-10-21 05:12:46 -03:00
Rekai Nyangadzayi Musuka 2502cc5bf0 fix: play right samples in right channel 2022-10-21 05:12:46 -03:00
Rekai Nyangadzayi Musuka fc7f2a2959 fix: resolve issue when handling event sooner than expected 2022-10-21 05:12:46 -03:00
Rekai Nyangadzayi Musuka 9d839a0328 fix: remove DC offset from audio output 2022-10-21 05:12:45 -03:00
Rekai Nyangadzayi Musuka 55dada243e chore: add debug keybinds for scheduler capacity + event count 2022-10-21 05:12:45 -03:00
Rekai Nyangadzayi Musuka 78e7c0bc3f perf: don't check scheduler every iteration of runFrame loop 
~20fps gain in Pokemon Emerald, nice
 2022-10-21 05:12:45 -03:00
Rekai Nyangadzayi Musuka 9134456229 chore: simplify 4bpp palette code 2022-10-21 05:12:45 -03:00
Rekai Nyangadzayi Musuka 0ef71ecb49 perf: convert BGR555 to RGBA8888 at compile-time, access w/ lookup table 
Compile speed isn't slowed down by that much + there's a ~20fps gain in
Pokemon emerald, though this isn't anything exact
 2022-10-21 05:12:45 -03:00
Rekai Nyangadzayi Musuka 3d18685d36 chore: modify type signature of util.sext 2022-10-21 05:12:45 -03:00
Rekai Nyangadzayi Musuka f194bee4eb chore: cleanup main 2022-10-21 05:12:44 -03:00
Rekai Nyangadzayi Musuka f373d8e17c chore: emu audio sync code to emu.zig 2022-10-21 05:12:44 -03:00
Rekai Nyangadzayi Musuka 1b7d15e7d2 chore: redo apu sampling 2022-10-21 05:12:44 -03:00
Rekai Nyangadzayi Musuka 89d8c08cd1 chore: implement apu u16 reads 2022-10-21 05:12:44 -03:00
Rekai Nyangadzayi Musuka 3cd02a44cf fix: clean up frequency timer implementations 2022-10-21 05:12:44 -03:00
Rekai Nyangadzayi Musuka 87eb0cc808 Revert "fix: resolve off-by-one errors when scheduling freq timer expirations" 
This reverts commit c9b0030b4b.
 2022-10-21 05:12:43 -03:00
Rekai Nyangadzayi Musuka 8313210ddc fix: resolve off-by-one errors when scheduling freq timer expirations 2022-10-21 05:12:43 -03:00
Rekai Nyangadzayi Musuka 2664f5cf20 chore: improve APU accuracy + scheduler refactoring 2022-10-21 05:12:43 -03:00
Rekai Nyangadzayi Musuka 29ee225c1f feat: stub Affine BG registers 2022-10-21 05:12:43 -03:00
Rekai Nyangadzayi Musuka ff6d2517be fix: resolve out-of-bounds error with 8bpp tall / horizontal sprites 
Boot ROM is now enabled by default as well
 2022-10-21 05:12:43 -03:00
Rekai Nyangadzayi Musuka 242bf08cf2 chore: improve audio accuracy 2022-10-21 05:12:42 -03:00
Rekai Nyangadzayi Musuka 996de65688 chore: reintroduce thread sleeping + simplify fps counter 2022-10-21 05:12:42 -03:00
Rekai Nyangadzayi Musuka b97b66927f feat: implement double buffering 2022-10-21 05:12:42 -03:00
Rekai Nyangadzayi Musuka 628d4cfb68 chore: clean up DMA code 2022-10-21 05:12:42 -03:00
Rekai Nyangadzayi Musuka ff002f18c6 feat: handle DMA IRQs (maybe?) 2022-10-21 05:12:42 -03:00
Rekai Nyangadzayi Musuka 5d5d3827fb chore: contain Timers in a tuple rather than a struct 2022-10-21 05:12:42 -03:00
Rekai Nyangadzayi Musuka 8826242bf3 chore: contain DMA Controllers in a tuple rather than a struct 2022-10-21 05:12:41 -03:00
Rekai Nyangadzayi Musuka 570ff8536c chore: resolve incorrect memory mirror in VRAM 
+ stub GPIO registers on ROM Write
 2022-10-21 05:12:41 -03:00
Rekai Nyangadzayi Musuka 2c0d2b64a2 chore: stub a few I/O registers 2022-10-21 05:12:41 -03:00
Rekai Nyangadzayi Musuka 1750c0a26e chore: allow 8-bit IO to BG0CNT and BG1CNT 
BG0CNT and and BG1CNT now work properly in mario kart
 2022-10-21 05:12:41 -03:00
Rekai Nyangadzayi Musuka a102d68e99 chore: define affine sprite attributes 2022-10-21 05:12:41 -03:00
Rekai Nyangadzayi Musuka 61483b93e8 feat: stub mode 1 and 2 2022-10-21 05:12:40 -03:00
Rekai Nyangadzayi Musuka 192d7645eb feat: implement mode 5 
I wonder which obscure game makes heavy use of this mode
 2022-10-21 05:12:40 -03:00
Rekai Nyangadzayi Musuka f1c68fb0de chore: comment ARM MSR code + Audio issues 2022-10-21 05:12:40 -03:00
Rekai Nyangadzayi Musuka cb74bfd280 chore: pass destoer's cond_invalid test 2022-10-21 05:12:40 -03:00
Rekai Nyangadzayi Musuka 0d1717538b chore: misc print message improvements 2022-10-21 05:12:40 -03:00
Rekai Nyangadzayi Musuka 896ae0935a chore: improvements to APU accuracy 2022-10-21 05:12:39 -03:00
Rekai Nyangadzayi Musuka 1a23073424 fix: incorrect order-of-operations in ARM BL impl 2022-10-21 05:12:39 -03:00
Rekai Nyangadzayi Musuka 36f3b0d381 chore: special case saving for ROMS without titles 2022-10-21 05:12:39 -03:00
Rekai Nyangadzayi Musuka c2f3790dc3 feat: pass DenSinH's eeprom-test 2022-10-21 05:12:39 -03:00
Rekai Nyangadzayi Musuka 746c28004f feat: implement EEPROM 2022-10-21 05:12:38 -03:00
Rekai Nyangadzayi Musuka 084d4b28dd chore: implement I/O regsister for Minish Cap 2022-10-21 05:12:38 -03:00
Rekai Nyangadzayi Musuka ed6e83b121 chore: change default window scale to 4x 2022-10-21 05:12:38 -03:00
Rekai Nyangadzayi Musuka b827ba3a1c chore: write more debug log messages for unimplemented registers 2022-10-21 05:12:38 -03:00
Rekai Nyangadzayi Musuka 0f343f0b74 chore: only sync to audio for now 2022-10-21 05:12:38 -03:00
Rekai Nyangadzayi Musuka 7a670c6ed9 feat: panic on unimplemented I/O in ReleaseSafe/Debug but not ReleaseFast 2022-10-21 05:12:38 -03:00
Rekai Nyangadzayi Musuka e690f88cda chore: misc improvements 2022-10-21 05:12:37 -03:00
Rekai Nyangadzayi Musuka c7f537959b fix: improper lifetime for *Arm7tdmi ptr in Bus 
*Arm7tdmi ptr is now assigned one scope up so that it lives as least
as long as Bus does
 2022-10-21 05:12:37 -03:00
Rekai Nyangadzayi Musuka f074b703b3 feat: implement Noise 
Kirby & The Amazing Mirror crashes only in ReleaseSafe / ReleaseBug.

TODO: Figure out why
 2022-10-21 05:12:37 -03:00
Rekai Nyangadzayi Musuka f8159645e0 feat: implement ch3 2022-10-21 05:12:37 -03:00
Rekai Nyangadzayi Musuka cccb83a926 feat: implement ch2 2022-10-21 05:12:37 -03:00
Rekai Nyangadzayi Musuka af8fe66c43 feat: implement ch1 
TODO: It's really loud
 2022-10-21 05:12:36 -03:00
Rekai Nyangadzayi Musuka 1f23aff22c chore: broken impl of ch1 2022-10-21 05:12:36 -03:00
Rekai Nyangadzayi Musuka e580b78020 feat: add audio resampler 
Also implement extremely naive audio sync
 2022-10-21 05:12:36 -03:00
Rekai Nyangadzayi Musuka a87a5ce273 chore: calculate apu sample rate a bit better 2022-10-21 05:12:36 -03:00