MNS
This page is designed to allow for a quick look over all the drivers with a GAME_NO_SOUND or GAME_IMPERFECT_SOUND flag by giving, as much as possible, an idea on the amount of effort needed to fix them.
39in1
39in1 - Preliminary sound support only.
3super8
Sound rom is bad.
4roses
Skeleton driver.
8080bw
indianbt - Only part of the discrete sound emulation is completed.
astropal, ballbomb, cosmo, darthvdr, desterth, grescue, intruder, invadpt2, invrvnge, invrvngea, lrescue, lupin3, lupin3a, moonbase, rollingc, schasercv, sflush, shuttlei, sicv, sisv, sisv2, skylove, spcewars, spacewr3, steelwkr, yosakdon, yosakdona - Need discrete sound emulation.
ace
Needs discrete sound emulation.
acefruit
Sound emulation is completely lacking.
aerofgt
aerfboot, aerfboo2, pspikesc - Bootlegs with slightly different sound hardware.
aleck64
11beat, doncdoon, hipai, kurufev, mayjin3, srmvs, twrshaft - The sound in these games is probably working as in the other games in the driver, but these games are not working for the time being.
alg
Missing laserdisc sound.
amaticmg
Sound hardware hook up is commented out until program ROMs are properly decrypted and CPU is identified.
aristmk4
aristmk5
astinvad
astrocde
demndrgn -
astrof
spfghmk2 -
spfgmk22 -
tomahaw1 -
tomahawk -
battlera
battlera -
bldwolf -
bldwolfj -
bbusters
beaminv
beaminv -
beaminva -
beezer
beezer -
beezer1 -
bfm_sc2
quintono - Sound ROM needs redumping, the one currently used is suspiciously similar to qos
quintoon - As above
bigstrkb
bigstrkb -
bingor
bishjan
bishjan -
blackt96
blockade
blasto -
blockade -
comotion -
hustle -
minesw4p -
mineswpr -
bloodbro
weststry -
bmcbowl
bmcbowl -
bnstars
bnstars1 -
boxer
boxer -
buggychl
buggychl -
buggycht -
buster
cabal
cabalbl -
calchase
carpolo
carpolo -
cave
gaia -
theroes -
cb2001
cball
cball -
cheekyms
cheekyms -
chihiro
chinagat
saiyugb1 -
chqflag
chqflag -
chqflagj -
chsuper
cidelsa
altair -
destryea -
destryer -
draco -
cinemat
speedfrk -
circus
Discrete sound hardware is only partially emulated. Needs full emulation instead of samples.
clayshoo
Needs discrete sound hardware emulation.
cmmb
Sound hardware isn't hooked up yet.
cntsteer
According to a side-by-side test, sound should be "darker" by some octaves. It's likely that a sound filter is needed.
coinmvga
Sound hardware isn't correctly hooked up yet.
comebaby
Skeleton driver for PC hardware. Sound hardware isn't hooked up yet.
coolpool
amerdart, amerdart2 - Missing TMS32015 internal ROM dump.
coolridr
Skeleton driver. Sound hardware isn't hooked up yet.
cop01
Missing emulation of the 1412M2 protection chip, used by the sound CPU.
copsnrob
Needs discrete sound hardware emulation.
cosmic
Need proper sound hardware emulation instead of samples.
cps1
sf2mdt - Runs on heavily modified (sound) hardware.
crbaloon
Discrete sound hardware emulation isn't 100% correct yet.
cshooter
Sound hardware isn't hooked up yet (YM2151 and ym3931 seibu custom cpu).
cubocd32
Cubo CD32 sound hardware isn't 100% correctly emulated / hooked up yet.
cvs
Sound board most probably has discrete circuits. The 393Hz tone used for shots (superbike) and collisions (8ball) is just a guess. Some sounds seem to be missing.
cybertnk
Sound hardware hook up isn't correct yet. Game doesn't work anyway.
darkhors
jclub2 - Sound hardware isn't hooked up yet.
jclub2o - Sound hardware (ST016) is hooked up, but game doesn't work so it can't be verified.
dblewing
Boss BGM might be wrong / variable.
ddayjlc
Sound hook up isn't 100% correct (Z80 + 2 x AY-3-8910).
ddenlovr
animaljr - Sound ROM needs redump.
quizchq, quizchq1 - Some samples are played at the wrong pitch.
deniam
logicpr2 - OKIM6295 ROM has four banks, but the game seems to only use 0 and 1.
deshoros
Driver doesn't work. Sound hook up can't be verified.
destroyr
Needs discrete sound hardware emulation.
dgpix
Needs KS0164 sound chip emulation.
dkong
pestplce - Currently using dkongjr sound hardware emulation.
shootgal - Possibly missing speech PCB emulation.
spcfrcii, spclforc - Sound hardware isn't hooked up yet.
dooyong
gulfstrm, gulfstrmm, pollux, polluxa, polluxa2 - Port A of both of the YM2203 is constantly read and stored in memory - function unknown.
dorachan
Needs discrete sound hardware emulation.
dotrikun
Cabinet test PCB with no sound hardware?
dribling
Needs discrete sound hardware emulation.
embargo
Needs discrete sound hardware emulation.
eolith
Needs QDSP QS1000 sound chip emulation.
equites
Analog drums/cymbals are missing. The bassline is imperfect. This is just the square wave output of the 5232 at the moment. It should go through analog stages. Needs proper emulation of the 8155 on the sound board. Missing implementation of the low-pass filters on the DAC output. The purpose of the sound PROM is unclear. From the schematics, it seems it should influence the MSM5232 clock. However, even removing it from the board doesn't seem to affect the sound.
ertictac
Sound hardware isn't hookep up yet. Guesses are provided on top of driver.
esh
Missing laserdisc sound.
exidy
phantoma, rallys, sidetrac, spectar, spectar1, targ, targc - Need proper sound hardware emulation instead of samples.
fantland
galaxygn - Sound hardware hook up isn't 100% correct yet.
fcrash
kodb - Bootleg with different sound hardware, which isn't hooked up yet.
fgoal
Needs discrete sound hardware emulation.
finalizr
Sound hardware hook up isn't 100% correct yet.
findout
Sound hardware (DAC) isn't 100% correctly hooked up yet.
fitfight
Sound hardware isn't correctly hooked up yet.
flower
There are some hanging notes.
flstory
TA7630 emulation needs filter support (bass sounds from MSM5232 should be about 2 times louder).
flyball
Needs discrete sound hardware emulation.
funworld
magicrd2 - Sound hook up isn't 100% correct yet.
saloon - Game runs on different hardware. It doesn't work. Sound hook up can't be verified.
fuukifg2
gogomile, gogomilej - M6295 banking is incorrect (the story sequence should have speech).
fuukifg3
asurabus - Sounds seem to loop forever.
gal3
Skeleton driver. Sound hardware isn't hooked up yet.
galaga
battles, gallag, gatsbee - All these bootlegs use unemulated circuitry instead of Namco custom chip 54XX.
galaxia
The board has no apparent sound circuitry. That's possibly what the 3 S2636 are for.
galaxold
4in1, dkongjrm, kkgalax - Sound hardware isn't 100% correctly hooked up yet and / or needs verifying with real PCBs.
harem - Game doesn't work, sound can't be tested.
galdrvr
monsterz - Possibily missing one sound ROM.
scorpion, scorpiona, scorpionb - Sound hardware isn't 100% correctly hooked up yet.
galpanic
zipzap - Sound hardware isn't 100% correctly hooked up yet.
gamecstl
PC hardware. Needs SiS 7018 emulation.
gaplus
Needs emulation of the custom 62XX explosion chip instead of samples.
gcpinbal
Background music is missing (controlled by MSM-6585 sound chip).
getrivia
Sound hardware (DAC) isn't 100% correctly hooked up yet.
ghosteo
Needs QDSP QS1000 sound chip emulation.
goal92
Sound hardware isn't 100% correctly hooked up yet.
gottlieb
kngtmare - Sound rom isn't dumped.
qbert and clones, reactor - Need Votrax SC-01 speech synthesizer emulation.
tylz - Different sound hardware needs proper implementation.
gotya
Missing speech synthesis chips emulation. HD38880 is the main chip whereas HD38882 is an eprom interface. PARCOR based.
gpworld
Missing laserdisc sound.
grchamp
Missing engine noise.
gridlee
Needs discrete sound hardware emulation.
gstream
Sound banking isn't 100% correct.
gsword
josvolly - DAC sound needs to be implemented.
gticlub
Sound hardware isn't 100% correctly hooked up yet.
gunpey
Skeleton driver. Sound hardware isn't hooked up yet.
harddriv
hdrivair, hdrivairp, strtdriv - These prototypes use different sound hardware which needs to be hooked up.
hikaru
Skeleton driver. Sound hardware isn't hooked up yet.
hitme
barricad, brickyrd - They currently use hitme discrete sound hardware implementation. Needs to be checked on schematics / PCBs.
hitpoker
Sound isn't correctly hooked up yet.
hng64
Sound hardware isn't hooked up yet.
homedata
mjikaga - Sound sfxs don't work. CPU communication issue?
homerun
Voice emulation is missing (unemulated D7756C with internal rom).
hornet
Sound hardware isn't 100% correctly hooked up yet.
igs009
gp98 - Sound hardware isn't correctly hooked up yet.
igs_blit
vbowl, vbowlj - Sound is slow and low volume.
igs_m027
Sound hardware isn't hooked up yet.
ilpag
ilpag - Sound is composed by a DAC (MP7524 is an 8-bit DAC), but the MCU seems to control the sound writes.
steaser - Sound is composed by an OkiM6295, controlled by the sub MCU.
intrscti
Sound hardware isn't hooked up yet.
istellar
Missing laserdisc sound.
jack
striv - Sound hook up isn't 100% correct yet.
jalmah
daireika, mjzoomin, urashima - Sound banking needs fixing. It's protection-related for the first version of the MCU (should be somewhere on the work ram/shared ram).
jokrwild
Sound hardware isn't hooked up yet.
kickgoal
Missing PIC dumps. The kickgoal sound rom is also bad.
kingdrby
Possibly missing discrete sound hardware emulation.
kingpin
Sound chip (AY-3-8912) isn't hooked up yet.
koftball
Sound hardware isn't correctly hooked up yet.
konamigv
PSX SPU emulation isn't perfect yet.
konamim2
Sound hardware isn't hooked up yet.
kopunch
Sound hardware isn't hooked up yet.
ksayakyu
Needs correct communication between main and sound CPU.
ksys573
PSX SPU emulation isn't perfect yet.
laserbas
Sound hardware isn't hooked up yet.
laserbat
Sound hardware isn't correctly hooked up yet. Would greatly benefit from schematics.
lastfght
lastfght - Sound chip is unknown.
lazercmd
medlanes - Needs discrete sound hardware emulation.
lgp
Sound hardware (Z80 + 3 AY-3-8910) isn't hooked up yet.
liberate
prosport, prosporta - Sound hook up isn't 100% correct.
limenko
dynabomb, legendoh, sb2003, sb2003a - Need QDSP QS1000 sound chip emulation.
spotty - Different sound hardware isn't correctly hooked up yet.
littlerb
Sound hardware isn't hooked up yet.
looping
DAC emulation can be improved by adding the missing signals for decay etc. (see schematics).
luckgrln
Sound hardware isn't hooked up yet.
m107
firebarr - Sound hook up isn't correct yet.
m10
Needs discrete sound hardware emulation.
m14
Needs discrete sound hardware emulation.
m52
alpha1v - Sound isn't correctly hooked up yet.
m62
kidniki and clones, horizon, spelunk2 - Missing analog drums emulation.
m79amb
Boom, Thud, Shot discrete sounds need more accurate emulation.
m90
bbmanw, bbmanwj, bomblord, newapunk - Samples are not played.
m92
psoldier, ssoldier - Shortly into the fight, the sound CPU enters a tight loop, continuously writing to the status port and with interrupts disabled.
macs
cultname, kisakaeh, kisakaen - ST016 hook up / emulation isn't perfect yet.
magicard
The sound chip is unknown (it's an ADPCM with eight channels).
magictg
Skeleton driver. Sound hardware isn't hooked up yet.
malzak
Sound isn't correctly hooked up yet (2x SN76477).
marinedt
Needs discrete sound hardware emulation.
maygay1b
Preliminary driver.
maygayv1
Sound hardware hook up isn't correct yet.
mazerbla
mazerbla, mazerblaa - Sound isn't hooked up yet. Speech processor is unknown.
mcr
twotiger - 8 track cassette dump is missing.
meadows
bowl3d - Missing sound ROMs dump.
minferno - Sound hardware isn't hooked up yet.
metro
puzzlet - The game does not write to the OKI sound chip (probably the timers don't work properly).
mgolf
Needs discrete sound hardware emulation.
miniboy7
Sound hardware is unknown.
missb2
The Sound NMI and/or Interrupts aren't likely to be right. The Sound CPU starts writing to unusual memory ports - either because the NMI/Interrupt timing is out, or the sheer fact that the Sound CPU code is rather poorly written, so it may be normal behaviour. Also, the OKI M6295 seems to be playing the wrong samples, however the current OKI M6295 sound ROM dump is bad.
mitchell
pangba, spangbl - Bootlegs with different sound hardware.
mlanding
Sound is nowhere near perfect, mode 5 causes "sound cpu error" for whatever reason.
model1
swa - Missing MPEG music, due to patent restrictions.
model3
Driver is still preliminary. Sound is partially hooked up but isn't working.
mpoker
Need discrete sound hardware emulation.
mpu4
m_oldtmr -
mpu4drvr
crmaze, crmazea, crmazeb, mating, matinga, skiltrek, timemchn, turnover, vgpoker - Sound isn't hooked up yet.
mpu5
Skeleton driver. Sound system is unknown.
mquake
Sound system isn't correctly hooked up yet (Amiga custom + Ensoniq ES5503).
ms32
Z80 - YMF271 comms aren't 100% correct yet.
munchmo
There are some sustained sounds when there should be silence.
murogem
No sound chip has been confirmed to exist on the PCB.
murogmbl
Sound isn't hooked up yet.
mw8080bw
280zzzap, lagunar, shuffle, spacwalk - Need discrete sound hardware emulation.
blueshrk, bowler, clowns, clowns1, desertgu, dogpatch, invad2ct, roadrunm, spcenctr, tornbase - Discrete sound hardware is only partially emulated.
checkmat - Needs breadboarding to get noise/filter frequencies.
gmissile, gunfight, m4, phantom2, seawolf - Need discrete sound hardware emulation instead of samples.
namcofl
Namco C352 sound chip emulation isn't 100% correct yet.
namconb1
Namco C352 sound chip emulation isn't 100% correct yet.
namcond1
Namco C352 sound chip emulation isn't 100% correct yet.
namcos10
Sound hardware isn't hooked up yet.
namcos11
Correct C76 MCU dump rom hasn't been implemented yet.
namcos12
Namco C352 sound chip emulation isn't 100% correct yet.
namcos22
Namco C352 sound chip emulation isn't 100% correct yet.
namcos23
Namco C352 sound chip emulation isn't 100% correct yet.
naomi
AICA emulation / hook up isn't 100% yet.
nbmj8688
barline - Wrong NMI enable trigger, causing wrong sample pitch (and sometimes crashes when you soft reset).
nitedrvr
Discrete motor/skid sounds are not 100% correct.
nmk16
acrobatm, bioship, blkheart, blkheartj, gunnail, hachamf, macross, mustang, mustangs, sbsgomo, strahl, strahla, tdragon, tdragon1, vandyke, vandykejal, vandykejal2 - NMK004 sound CPU is just (imperfectly) simulated for now. Might be a Toshiba TLCS-90 class CPU with internal ROM in the 0000-1fff range.
manybloc - Sound isn't 100% correctly hooked up. There are writes to 0x08001c.w and 0x08001e.w. ! Could they be related to sound and/or interrupts ?
raphero - Incorrect OKI samples banking.
vandykeb - Undumped PIC controls sound.
nss
SNES sound emulation isn't perfect yet.
nwk-tr
Sound emulation is hooked up but driver is still preliminary.
nycaptor
Needs better sound emulation (mixing ?).
nyny
Function of port A on IC37 AY8910 is unknown. It looks like a DAC, but this is not supported by the writes to the port. All the writes are 0x9X, usually 0x9b or 0x9d. Note that this is incorrectly referred to as port B on the schematics, but the pin #'s confirm it is, in fact port A.
olibochu
Main -> sound cpu communication is completely wrong, commands don't play the intended sound.
opwolf
There are a few unmapped writes for the sound Z80 and unknown writes to the MSM5205 control addresses.
pacman
eggor - Sound hook up isn't 100% correct.
pangofun
Skeleton driver. PC hardware. ISA 16bit sound card.
paranoia
Sound system hook up isn't 100% correct yet.
pasha2
Needs ATMEL DREAM SAM9773 Single Chip Synthesizer/MIDI emulation.
pcat_nit
PC hardware. Sound isn't hooked up yet.
pcxt
filetto - Needs "buzzer" PC sound plus the UM5100 sound chip, might be connected to the prototyping card.
tetriskr - Needs "buzzer" plus identifying if there's any kind of sound chip on it.
pgm
Sound system hook up isn't 100% correct yet (Z80 + ICS WaveFront ICS2115V Wavetable Midi Synthesizer).
photoply
PC hardware. Unemulated sound card.
pipeline
Sound hardware isn't hooked up yet (YM2203).
pitnrun
Needs discrete sound hardware emulation.
playmark
hrdtimes, hrdtimesa, wbeachvl, wbeachvl2 - Missing PIC dump.
plygonet
Driver is still preliminary.
pntnpuzl
Sound system isn't hooked up yet.
pokechmp
Sound banking needs to be fixed.
portrait
Sound CPU (TMS5200) isn't hooked up yet.
ppmast93
Sound system hook up isn't 100% correct yet.
psikyosh
soldivid - Music is missing since SH2 DRC was added.
quakeat
Skeleton driver (PC hardware).
quasar
Invader effect is missing. In general, sound needs comparing with a real PCB.
queen
Skeleton driver (PC hardware).
rabbit
Custom Imagetek 15000 chip provides sound (some kind of ADPCM).
raiden2
The main sets should use a variant of the Seibu Sound System, with an extra OKI6295. Currently no sound is hooked up in these sets. The V33 set uses weaker sound hardware which is emulated.
rallyx
commsega - The first time you kill a soldier, the music stops. When you die the music restarts and won't stop a second time.
nrallyx, rallyx, rallyxm - Needs emulation of the explosion with discrete sound components. The schematics are available so it should be possible eventually.
rcorsair
Skeleton driver (imcomplete dump).
realbrk
dai2kaku - Sound isn't correctly hooked up.
redalert
demoneye, ww3 -
panther - Sound comms don't work.
redalert - Needs discrete sound hardware emulation. Audio CPU NMI is generated by a 74121 multivibrator, the correct pulse length is not emulated.
redclash
Needs discrete sound hardware emulation.
rollrace
Needs discrete sound hardware emulation for sound effects.
rotaryf
Needs discrete sound hardware emulation.
royalmah
jansou - Game doesn't work due to missing program rom, thus sound emulaton can't be tested.
rungun
All games are marked as imperfect sound. Incorrect hook up of the Konami 054539 PCM sound chip?
safarir
Needs discrete sound hardware emulation instead of samples.
sangho
Sound isn't hooked up yet.
sbowling
Needs discrete sound hardware emulation.
scramble
ad2083 - Bad dump of the tms5110 roms.
mariner - Discrete sound in addition to the 8910.
turpins - Sound CPU to be added.
segag80r
005 - Sound PROM for melody generator is missing. Need discrete sound hardware emulation.
astrob and clones, monsterb, monsterb2, spaceod, spaceod2 - Need discrete sound hardware emulation.
pignewt, pignewta - Sega Universal Sound Board emulation isn't perfect yet.
segag80v
elim2, elim4, spacfury and clones, zektor - Need discrete sound hardware emulation instead of samples.
startrek, tacscan - Sega Universal Sound Board emulation isn't perfect yet.
segald
Needs laserdisc sound and discrete sound hardware emulation.
segas16b
tturf - One of the sound roms isn't dumped.
seibuspi
All SPI games suffer from incomplete Yamaha YMF271-F sound chip emulation.
ejsakura, ejsakura12 - Suffer from incorrect Yamaha YMZ280B sound chip hook up.
seta
crazyfgt - Level 2 interrupt should probably be triggered by the 3812 but sound tends to die that way.
jjsquawk, jjsquawkb - Player's shot sound is missing (not requested to X1-010?). Many sounds are wrong since MAME 0.62.
sokonuke - Sound is imperfect.
seta2
funcube2, funcube4 - Unemulated OKI MSM9810 chip.
skimaxx
Preliminary driver. Sound isn't hooked up yet. However, Luca Elia posted about progress being made on his website.
skyraid
Discrete sound hardware is only partially emulated.
snesb
SNES sound emulation isn't perfect yet.
snk6502
sasuke, satansat and clones, vanguard and clones - Discrete sound hardware isn't emulated yet.
fantasy and clones, vanguard and clones - Speech is missing (hd38880/hd38882 emulation).
satansat and clones - Music frequency is wrong.
snowbros
snowbro3 - It's not confirmed if the sound cpu code is missing or it's driven by the main cpu.
spacefb
Needs discrete sound hardware emulation instead of samples.
spaceg
Needs hook up of the SN76477s.
spiders
Missing filters emulation.
splash
funystrp, puckpepl, rebus, roldfrog, roldfroga - Sound isn't hookep up yet.
sprint8
Needs discrete sound hardware emulation.
srmp6
NiLe chipo emulation / hook up isn't perfect yet.
ssfindo
Audio CPU isn't emulated yet (QDSP).
ssingles
Some sounds are missing: at least two of the unused roms contain samples (unknown format, perhaps adpcm).
sspeedr
Needs discrete sound hardware emulation.
sstrangr
Needs discrete sound hardware emulation.
ssv
srmp7 - Needs interrupts by the sound chip (not properly hooked up yet). Kludged to work.
stactics
Needs discrete sound hardware emulation.
starcrus
Needs discrete sound hardware emulation instead of samples.
starfire
Needs discrete sound hardware emulation.
starshp1
Discrete sound hardware is emulated, but still needs proper emulation of the MC3340.
starwars
tomcatsw - Sound roms aren't dumped.
stepstag
Music roms / hard disks arent't dumped.
stv
Sound is marked as imperfect in most games and there is no sound in some others due to incomplete SCSP emulation / hook up.
batmanfr Extra ADSP-2181 chip isn't hooked up (Same used by NBA Jam Extreme (ZN game)).
subs
Discrete sound hardware emulation is incomplete (missing sonar sound).
suprridr
The board seems to contain a discrete sound portion which needs to be emulated.
system16
Most games in the driver lack / have incomplete sound. Needs support for custom sound HW used by the various bootlegs.
taito_f3
ridingf, ridingfj, ridingfu - Sound doesn't work in this game.
ringrage, ringragej, ringrageu - Sound only partially works.
taito_l
champwr, champwrj, champwru - Additional MSM5205 isn't 100% correctly hooked up yet.
taitogn
Zoom sound DSP is currently unemulated.
taitopjc
Zoom sound DSP is currently unemulated.
taitotz
Zoom sound DSP is currently unemulated.
taitowlf
Zoom sound DSP is currently unemulated.
tankbatt
Needs discrete sound emulation instead of samples.
tarzan
Sound isn't hooked up yet. No mention of the sound chip in the driver.
tattack
Sound isn't hooked up (probably discrete).
tgtpanic
Cabinet test PCB with no sound hardware?
thayers
Needs converting of the SSI-263 to a sound device and laserdisc audio.
timetrv
Missing laserdisc audio.
tmmjprd
Custom Imagetek 15000 chip provides sound (some kind of ADPCM).
tmnt
glfgreat, glfgreatj - Sound hook up isn't 100% correct yet.
toaplan1
fireshrk and clones, vimana and clones - No sound because of missing sound MCU dump. Chip is protected. It's a QFP80 Hitachi HD647180.
toaplan2
batsugun, batsuguna, batsugunsp, dogyuun, dogyuunk, grindstm, grindstm, kbash, vfive - No or partial sound because of missing sound MCU dump, probably NEC V25+ based.
ghox, ghoxj, tekipaki - No sound because of missing sound MCU dump. Chip is protected. It's a QFP80 Hitachi HD647180. Whopeee misses the dump too, but is currently using one from a bootleg.
toki
jujub - In this bootleg sound hardware seems to have been slightly modified, the coins are handled ok, but there is no music and bad sfx.
tokyocop
Skeleton driver. Sound isn't hooked up.
toratora
Sound is hooked up according to schematics, but it sounds horrible. It's supposed that real hardware differs from schematics.
trackfld
hyprolymb - Bootleg with different sound hardware, which isn't correctly hooked up yet.
triforce
Gamecube sound system isn't emulated yet.
truco
Sound is hooked up, but not perfect yet.
trucocl
Audio is almost there, but not perfect yet.
ttchamp
Sound isn't hooked up yet (possibily driven by a protected PIC).
tumbleb
pangpang, tumbleb2 - Sound PIC is protected and simulation isn't 100% correct. We need a dump of the PICs.
tumbleb - Sound is not quite correct yet.
turbo
Driver needs discrete sound emulation instead of samples.
turrett
Skeleton driver. Sound isn't hooked up.
twinkle
Sound isn't fully hookep up yet (IDE DMA, finish comms).
tx1
tx1, tx1a - TX-1 tyre screech noises are not implemented yet.
uapce
The tone played by the jamma if board is not emulated.
ultrsprt
Sound cpu irqs generation is unknown and very prone to get broken (i.e. if 4G and 2G returns as bad in POST screen). Sound is lagged, reason is probably the same.
upscope
Amiga sound emulation isn't perfect yet.
vamphalf
misncrft, wyvernwg - Audio CPU isn't emulated yet (QDSP).
vegaeo
Audio CPU isn't emulated yet (QDSP).
vegas
gauntleg12 - Sound doesn't work in this clone.
cartfury, nbanfl, nbashowt - Use unknown DCS boards.
sf2049, sf2049se, sf2049te - Use DCS2 "Denver" board which isn't fully implemented yet.
vicdual
All games are missing discrete sound emulation.
viper
Driver doesn't do much yet, thus sound isn't hooked up.
vmetal
ES8712 sound may not be quite right. Samples are currently looped, but it's unknown whether they should and how.
vp101
Skeleton driver. Audio device is AC97 with custom DMA frontend which streams 8 stereo channels.
vpoker
Sound isn't hooked up yet (AY8910).
warpwarp
navarone, sos - Sound isn't completely emulated yet.
wc90
Sound isn't correctly hoodep up.
wc90b
MSM5205 sound isn't perfect yet.
wheelfir
Sound is completely unimplemented.
wink
Sound emulation isn't fully accurate.
wiz
scion, scionc, stinger, stinger2 - Discrete hardware emulation is preliminary.
wldarrow
Sound system is guessed.
wolfpack
Missing discrete sound emulation.
yunsung8
Sound emulation isn't fully accurate.
zac2650
Missing discrete sound emulation.
zaccaria
Lacks analog circuitry emulation (see driver notes). Needs implementation of discrete filters for analog signals 1 to 5 and attenuation control for signal 5 (74LS156).
zaxxon
Missing discrete sound emulation.
zn
SPU emulation isn't perfect yet.
zr107
It uses a Konami K058141 sound chip which is currently unemulated. The driver uses the K054539 sound core.