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aop: Stream high-power mic samples to ADMAC

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Output audio format still unknown, not sure if it's garbage (see lpai
commit) or some weird packed float encoding I'm not figuring out.

Signed-off-by: Eileen Yoon <eyn@gmx.com>
This commit is contained in:
Eileen Yoon 2024-01-09 12:40:12 +09:00 committed by Hector Martin
parent 0ebc339761
commit 2b62c08619
3 changed files with 284 additions and 310 deletions
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310
proxyclient/experiments/aop.py
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@ -1,310 +0,0 @@
#!/usr/bin/env python3
# SPDX-License-Identifier: MIT
import sys, pathlib
sys.path.append(str(pathlib.Path(__file__).resolve().parents[1]))
import struct
import traceback
from construct import *
from m1n1.setup import *
from m1n1.shell import run_shell
from m1n1.hw.dart import DART, DARTRegs
from m1n1.fw.asc import StandardASC, ASCDummyEndpoint
from m1n1.fw.asc.base import *
from m1n1.fw.aop import *
from m1n1.fw.aop.ipc import *
from m1n1.fw.afk.rbep import *
from m1n1.fw.afk.epic import *
# Set up a secondary proxy channel so that we can stream
# the microphone samples
p.usb_iodev_vuart_setup(p.iodev_whoami())
p.iodev_set_usage(IODEV.USB_VUART, USAGE.UARTPROXY)
p.pmgr_adt_clocks_enable("/arm-io/dart-aop")
adt_dc = u.adt["/arm-io/aop/iop-aop-nub/aop-audio/dc-2400000"]
pdm_config = Container(
unk1=2,
clockSource=u'pll ',
pdmFrequency=2400000,
unk3_clk=24000000,
unk4_clk=24000000,
unk5_clk=24000000,
channelPolaritySelect=256,
unk7=99,
unk8=1013248,
unk9=0,
ratios=Container(
r1=15,
r2=5,
r3=2,
),
filterLengths=0x542c47,
coeff_bulk=120,
coefficients=GreedyRange(Int32sl).parse(adt_dc.coefficients),
unk10=1,
micTurnOnTimeMs=20,
unk11=1,
micSettleTimeMs=50,
)
decimator_config = Container(
latency=15,
ratios=Container(
r1=15,
r2=5,
r3=2,
),
filterLengths=0x542c47,
coeff_bulk=120,
coefficients=GreedyRange(Int32sl).parse(adt_dc.coefficients),
)
class AFKEP_Hello(AFKEPMessage):
TYPE = 63, 48, Constant(0x80)
UNK = 7, 0
class AFKEP_Hello_Ack(AFKEPMessage):
TYPE = 63, 48, Constant(0xa0)
class EPICEndpoint(AFKRingBufEndpoint):
BUFSIZE = 0x1000
def __init__(self, *args, **kwargs):
self.seq = 0x0
self.wait_reply = False
self.ready = False
super().__init__(*args, **kwargs)
@msg_handler(0x80, AFKEP_Hello)
def Hello(self, msg):
self.rxbuf, self.rxbuf_dva = self.asc.ioalloc(self.BUFSIZE)
self.txbuf, self.txbuf_dva = self.asc.ioalloc(self.BUFSIZE)
self.send(AFKEP_Hello_Ack())
def handle_hello(self, hdr, sub, fd):
if sub.type != 0xc0:
return False
payload = fd.read()
name = payload.split(b"\0")[0].decode("ascii")
self.log(f"Hello! (endpoint {name})")
self.ready = True
return True
def handle_reply(self, hdr, sub, fd):
if self.wait_reply:
self.pending_call.read_resp(fd)
self.wait_reply = False
return True
return False
def handle_ipc(self, data):
fd = BytesIO(data)
hdr = EPICHeader.parse_stream(fd)
sub = EPICSubHeaderVer2.parse_stream(fd)
handled = False
if sub.category == EPICCategory.REPORT:
handled = self.handle_hello(hdr, sub, fd)
if sub.category == EPICCategory.REPLY:
handled = self.handle_reply(hdr, sub, fd)
if not handled and getattr(self, 'VERBOSE', False):
self.log(f"< 0x{hdr.channel:x} Type {hdr.type} Ver {hdr.version} Tag {hdr.seq}")
self.log(f" Len {sub.length} Ver {sub.version} Cat {sub.category} Type {sub.type:#x} Ts {sub.timestamp:#x}")
self.log(f" Unk1 {sub.unk1:#x} Unk2 {sub.unk2:#x}")
chexdump(fd.read())
def indirect(self, call, chan=0x1000000d, timeout=0.1):
tx = call.ARGS.build(call.args)
self.asc.iface.writemem(self.txbuf, tx[4:])
cmd = self.roundtrip(IndirectCall(
txbuf=self.txbuf_dva, txlen=len(tx) - 4,
rxbuf=self.rxbuf_dva, rxlen=self.BUFSIZE,
retcode=0,
), category=EPICCategory.COMMAND, typ=call.TYPE)
fd = BytesIO()
fd.write(struct.pack("<I", cmd.rets.retcode))
fd.write(self.asc.iface.readmem(self.rxbuf, cmd.rets.rxlen))
fd.seek(0)
call.read_resp(fd)
return call
def roundtrip(self, call, chan=0x1000000d, timeout=0.3,
category=EPICCategory.NOTIFY, typ=None):
tx = call.ARGS.build(call.args)
fd = BytesIO()
fd.write(EPICHeader.build(Container(
channel=chan,
type=EPICType.NOTIFY,
version=2,
seq=self.seq,
)))
self.seq += 1
fd.write(EPICSubHeaderVer2.build(Container(
length=len(tx),
category=category,
type=typ or call.TYPE,
)))
fd.write(tx)
self.pending_call = call
self.wait_reply = True
self.send_ipc(fd.getvalue())
deadline = time.time() + timeout
while time.time() < deadline and self.wait_reply:
self.asc.work()
if self.wait_reply:
self.wait_reply = False
raise ASCTimeout("ASC reply timed out")
return call
class SPUAppEndpoint(EPICEndpoint):
SHORT = "SPUAppep"
class AccelEndpoint(EPICEndpoint):
SHORT = "accelep"
class GyroEndpoint(EPICEndpoint):
SHORT = "gyroep"
class UNK23Endpoint(EPICEndpoint):
SHORT = "unk23ep"
class LASEndpoint(EPICEndpoint):
SHORT = "lasep"
#VERBOSE = True # <--- uncomment to see lid angle measurements
class WakehintEndpoint(EPICEndpoint):
SHORT = "wakehintep"
class UNK26Endpoint(EPICEndpoint):
SHORT = "unk26ep"
class AudioEndpoint(EPICEndpoint):
SHORT = "audioep"
class OSLogMessage(Register64):
TYPE = 63, 56
class OSLog_Init(OSLogMessage):
TYPE = 63, 56, Constant(1)
UNK = 51, 0
DVA = 7, 0
class AOPOSLogEndpoint(ASCBaseEndpoint):
BASE_MESSAGE = OSLogMessage
SHORT = "oslog"
def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)
self.started = False
@msg_handler(1, OSLog_Init)
def Init(self, msg):
self.iobuffer, self.iobuffer_dva = self.asc.ioalloc(0x1_0000)
self.send(OSLog_Init(DVA=self.iobuffer_dva//0x1000))
self.started = True
return True
class AOPClient(StandardASC, AOPBase):
ENDPOINTS = {
8: AOPOSLogEndpoint,
0x20: SPUAppEndpoint,
0x21: AccelEndpoint,
0x22: GyroEndpoint,
0x23: UNK23Endpoint,
0x24: LASEndpoint,
0x25: WakehintEndpoint,
0x26: UNK26Endpoint,
0x27: AudioEndpoint,
0x28: EPICEndpoint,
0x29: EPICEndpoint,
0x2a: EPICEndpoint,
0x2b: EPICEndpoint
}
def __init__(self, u, adtpath, dart=None):
node = u.adt[adtpath]
self.base = node.get_reg(0)[0]
AOPBase.__init__(self, u, node)
super().__init__(u, self.base, dart)
p.dapf_init_all()
dart = DART.from_adt(u, "/arm-io/dart-aop", iova_range=(0x2c000, 0x10_000_000))
dart.initialize()
dart.regs.TCR[0].set(BYPASS_DAPF=0, BYPASS_DART=0, TRANSLATE_ENABLE=1)
dart.regs.TCR[7].set(BYPASS_DAPF=0, BYPASS_DART=0, TRANSLATE_ENABLE=1)
dart.regs.TCR[15].val = 0x20100
aop = AOPClient(u, "/arm-io/aop", dart)
aop.update_bootargs({
'p0CE': 0x20000,
# 'laCn': 0x0,
# 'tPOA': 0x1,
})
aop.verbose = 4
def set_aop_audio_pstate(devid, pstate):
audep.roundtrip(SetDeviceProp(
devid=devid,
modifier=202,
data=Container(
devid=devid,
cookie=1,
target_pstate=pstate,
unk2=1,
)
)).check_retcode()
try:
aop.boot()
for epno in range(0x20, 0x2c):
aop.start_ep(epno)
timeout = 10
while (not aop.audioep.ready) and timeout:
aop.work_for(0.1)
timeout -= 1
if not timeout:
raise Exception("Timed out waiting on audio endpoint")
print("Finished boot")
audep = aop.audioep
audep.roundtrip(AttachDevice(devid='pdm0')).check_retcode()
audep.indirect(SetDeviceProp(
devid='pdm0', modifier=200, data=pdm_config)
).check_retcode()
audep.indirect(SetDeviceProp(
devid='pdm0', modifier=210, data=decimator_config)
).check_retcode()
audep.roundtrip(AttachDevice(devid='hpai')).check_retcode()
audep.roundtrip(AttachDevice(devid='lpai')).check_retcode()
audep.roundtrip(SetDeviceProp(
devid='lpai', modifier=301, data=Container(unk1=7, unk2=7, unk3=1, unk4=7))
).check_retcode()
except KeyboardInterrupt:
pass
except Exception:
print(traceback.format_exc())
run_shell(locals(), poll_func=aop.work)

170
proxyclient/experiments/aop_audio.py Executable file
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@ -0,0 +1,170 @@
#!/usr/bin/env python3
# SPDX-License-Identifier: MIT
import sys, pathlib
sys.path.append(str(pathlib.Path(__file__).resolve().parents[1]))
import struct
from construct import *
from m1n1.setup import *
from m1n1.shell import run_shell
from m1n1.hw.dart import DART
from m1n1.fw.aop.client import AOPClient
from m1n1.fw.aop.ipc import *
# on the first terminal: M1N1DEVICE=/dev/ttyACM0 python3 experiments/aop_audio.py
# at that point (hpai at pw1), aop powers on admac and you should be dropped into a shell
# on a second terminal in parallel: M1N1DEVICE=/dev/ttyACM1 tools/admac_stream.py --node admac-aop-audio --channel 1 -v | xxd -g 4 -c 12 -e
# inside the shell (on the first terminal), aop_start()
# there should now be microphone samples streamed to admac
# see povik's commit #fc66046
# aop nodes have no clocks described in adt for j293. it does it itself
p.pmgr_adt_clocks_enable("/arm-io/aop")
p.pmgr_adt_clocks_enable("/arm-io/dart-aop")
# Set up a secondary proxy channel so that we can stream
# the microphone samples
p.usb_iodev_vuart_setup(p.iodev_whoami())
p.iodev_set_usage(IODEV.USB_VUART, USAGE.UARTPROXY)
pdm2 = u.adt["/arm-io/aop/iop-aop-nub/aop-audio/audio-pdm2"]
decm = u.adt["/arm-io/aop/iop-aop-nub/aop-audio/dc-2400000"]
pdm_config = Container(
bytesPerSample=pdm2.bytesPerSample, # 2 ??
clockSource=pdm2.clockSource, # 'pll '
pdmFrequency=pdm2.pdmFrequency, # 2400000
pdmcFrequency=pdm2.pdmcFrequency, # 24000000
slowClockSpeed=pdm2.slowClockSpeed, # 24000000
fastClockSpeed=pdm2.fastClockSpeed, # 24000000
channelPolaritySelect=pdm2.channelPolaritySelect, # 256
channelPhaseSelect=pdm2.channelPhaseSelect, # traces say 99 but device tree says 0
unk8=0xf7600,
unk9=0, # this should be latency (thus 15, see below) but traces say 0
ratios=Container(
r1=decm.ratios.r0,
r2=decm.ratios.r1,
r3=decm.ratios.r2,
),
filterLengths=decm.filterLengths,
coeff_bulk=120,
coefficients=GreedyRange(Int32sl).parse(decm.coefficients),
unk10=1,
micTurnOnTimeMs=pdm2.micTurnOnTimeMs, # 20
unk11=1,
micSettleTimeMs=pdm2.micSettleTimeMs, # 50
)
decimator_config = Container(
latency=decm.latency, # 15
ratios=Container(
r1=decm.ratios.r0, # 15
r2=decm.ratios.r1, # 5
r3=decm.ratios.r2, # 2
),
filterLengths=decm.filterLengths,
coeff_bulk=120,
coefficients=GreedyRange(Int32sl).parse(decm.coefficients),
)
dart = DART.from_adt(u, "/arm-io/dart-aop",
iova_range=(u.adt["/arm-io/dart-aop"].vm_base, 0x1000000000))
dart.initialize()
aop = AOPClient(u, "/arm-io/aop", dart)
aop.update_bootargs({
'p0CE': 0x20000,
'laCn': 0x0,
'tPOA': 0x1,
"gila": 0x80,
})
aop.verbose = 4
p.dapf_init_all()
aop.asc.OUTBOX_CTRL.val = 0x20001 # (FIFOCNT=0x0, OVERFLOW=0, EMPTY=1, FULL=0, RPTR=0x0, WPTR=0x0, ENABLE=1)
# incredible power state naming scheme:
# idle: in sleep state (default at boot)
# pw1 : in active state (admac powers on) but not capturing
# pwrd: start capturing
# to start capturing, we put the 'hpai' (high power audio input?) device
# from idle -> pw1 -> pwrd state. it starts capturing at pwrd
# shutdown sequence must also be pwrd -> pw1 -> idle
def aop_start():
aop.audio.send_notify(SetDeviceProp(
devid=u'hpai',
modifier=202,
data=Container(
devid=u'hpai',
cookie=2,
target_pstate=u'pwrd',
unk2=1,
)
))
def aop_stop():
aop.audio.send_notify(SetDeviceProp(
devid='hpai',
modifier=202,
data=Container(
devid='hpai',
cookie=3,
target_pstate='pw1 ',
unk2=1,
)
))
aop.audio.send_notify(SetDeviceProp(
devid='hpai',
modifier=202,
data=Container(
devid='hpai',
cookie=4,
target_pstate='idle',
unk2=0,
)
))
def main():
aop.start()
for epno in [0x20, 0x21, 0x22, 0x24, 0x25, 0x26, 0x27, 0x28]:
aop.start_ep(epno)
aop.work_for(0.3)
audep = aop.audio
audep.send_notify(AttachDevice(devid='hpai')) # high power audio input; actual mic
audep.send_notify(AttachDevice(devid='lpai')) # low power audio input; voice trigger mic
audep.send_notify(AttachDevice(devid='pdm0')) # leap: low-energy audio processor I think
# [syslog] * [udioPDMNodeBase.cpp:554]PDMDev<pdm0> off ->xi0 , 0->2400000 AP state 1
# initChannelControl (<7, 7, 1, 7>)
audep.send_notify(SetDeviceProp(devid='lpai', modifier=301, data=Container(unk1=7, unk2=7, unk3=1, unk4=7)))
audep.send_notify(SetDeviceProp(devid='pdm0', modifier=200, data=pdm_config))
audep.send_notify(SetDeviceProp(devid='pdm0', modifier=210, data=decimator_config))
ret = audep.send_roundtrip(AudioPropertyState(devid="hpai"))
print("hpai state: %s" % (ret.state)) # idle
audep.send_notify(SetDeviceProp(
devid='hpai',
modifier=202,
data=Container(
devid='hpai',
cookie=1,
target_pstate='pw1 ',
unk2=0,
)
))
ret = audep.send_roundtrip(AudioPropertyState(devid="hpai"))
print("hpai state: %s" % (ret.state))
assert(ret.state == "pw1 ")
try:
main()
pass
except KeyboardInterrupt:
pass
run_shell(locals(), poll_func=aop.work)

114
proxyclient/m1n1/fw/aop/ipc.py
View file

@ -118,6 +118,30 @@ class WrappedCall(EPICCall):
self.dump()
raise ValueError(f"retcode {self.rets.retcode} in {str(type(self))} (call dumped, see above)")
@reg_calltype
class AudioProbeDevice(EPICCall):
TYPE = 0x20
SUBTYPE = 0xc3_00_00_01
ARGS = Struct(
"pad" / Const(0x0, Int32ul),
"unk1" / Hex(Const(0xffffffff, Int32ul)),
"subtype" / Hex(Const(0xc3000001, Int32ul)),
"pad2" / ZPadding(16),
"cookie" / Default(Hex(Int32ul), 0),
"len" / Hex(Const(0x28, Int64ul)),
"devno" / Int32ul,
)
RETS = Struct(
"retcode" / Const(0x0, Int32ul),
"devid" / FourCC,
"format" / FourCC,
"sample_rate" / Int32ul,
"channels" / Int32ul,
"bytes_per_sample" / Int32ul,
"unk_1f" / Default(Hex(Int32ul), 0),
"unk" / Array(51, Default(Hex(Int32ul), 0)),
)
@WrappedCall.reg_subclass
class AttachDevice(WrappedCall):
CALLTYPE = 0xc3_00_00_02
@ -246,6 +270,96 @@ DEVPROPS = {
),
}
class AudioPropertyKey(IntEnum):
STATE = 200 # 0xc8
POWER = 202 # 0xca
MAIN = 203 # 0xcb
FORMAT = 302 # 0x12e
@reg_calltype
class AudioProperty(EPICCall):
TYPE = 0x20
SUBTYPE = 0xc3000004
SUBCLASSES = {}
@classmethod
def subclass(cls, cls2):
cls.SUBCLASSES[int(cls2.SUBTYPE)] = cls2
return cls2
@AudioProperty.subclass
class AudioPropertyState(AudioProperty):
SUBSUBTYPE = AudioPropertyKey.STATE
ARGS = Struct(
"pad" / Const(0x0, Int32ul),
"unk1" / Hex(Const(0xffffffff, Int32ul)),
"calltype" / Hex(Const(0xc3000004, Int32ul)),
"blank2" / ZPadding(16),
"cookie" / Default(Hex(Int32ul), 0),
"len" / Hex(Const(0x30, Int64ul)),
"devid" / FourCC,
"modifier" / Const(AudioPropertyKey.STATE, Int32ul),
"data" / Const(0x1, Int32ul),
)
RETS = Struct(
"retcode" / Const(0x0, Int32ul),
"size" / Const(4, Int32ul),
"state" / FourCC,
)
@AudioProperty.subclass
class AudioPropertyFormat(AudioProperty):
SUBSUBTYPE = AudioPropertyKey.FORMAT
ARGS = Struct(
"pad" / Const(0x0, Int32ul),
"unk1" / Hex(Const(0xffffffff, Int32ul)),
"calltype" / Hex(Const(0xc3000004, Int32ul)),
"blank2" / ZPadding(16),
"cookie" / Default(Hex(Int32ul), 0),
"len" / Hex(Const(0x30, Int64ul)),
"devid" / FourCC,
"modifier" / Const(AudioPropertyKey.FORMAT, Int32ul),
"data" / Const(0x1, Int32ul),
)
RETS = Struct(
"retcode" / Const(0x0, Int32ul),
"format" / Int32ul, # 16 == float32?
"fourcc" / FourCC, # PCML
"sample_rate" / Int32ul, # 16000
"channels" / Int32ul, # 3
"bytes_per_sample" / Int32ul, # 2
)
AudioPowerSetting = Struct(
"devid" / FourCC,
"unk1" / Int32ul,
"cookie" / Default(Hex(Int32ul), 0),
"blank" / ZPadding(8),
"target_pstate" / FourCC,
"unk2" / Int32ul,
"blank2" / ZPadding(20),
)
@AudioProperty.subclass
class AudioPropertyPower(AudioProperty):
SUBSUBTYPE = AudioPropertyKey.POWER
ARGS = Struct(
"pad" / Const(0x0, Int32ul),
"unk1" / Hex(Const(0xffffffff, Int32ul)),
"calltype" / Hex(Const(0xc3000005, Int32ul)),
"blank2" / ZPadding(16),
"cookie" / Default(Hex(Int32ul), 0),
"len" / Hex(Const(0x30 + 0x30, Int64ul)), # len(this.data) + 0x30
"devid" / FourCC,
"modifier" / Const(AudioPropertyKey.POWER, Int32ul),
"len2" / Hex(Const(0x30, Int32ul)), # len(this.data)
"data" / AudioPowerSetting,
)
RETS = Struct(
"retcode" / Const(0x0, Int32ul),
"value" / HexDump(GreedyBytes),
)
@WrappedCall.reg_subclass
class GetDeviceProp(WrappedCall):
CALLTYPE = 0xc3_00_00_04