404 lines
9.7 KiB
Plaintext
404 lines
9.7 KiB
Plaintext
AIRBAG = 0x050
|
|
-- 1088
|
|
TCU_1 = 0x440
|
|
-- 1344
|
|
TCU_2 = 0x540
|
|
-- 1440
|
|
BRAKE_2 = 0x5A0
|
|
|
|
|
|
-- 640
|
|
MOTOR_1 = 0x280
|
|
-- 644
|
|
MOTOR_BRE = 0x284
|
|
-- 648
|
|
MOTOR_2 = 0x288
|
|
-- 896
|
|
MOTOR_3 = 0x380
|
|
-- 1152
|
|
MOTOR_5 = 0x480
|
|
-- 1160
|
|
MOTOR_6 = 0x488
|
|
-- 1386
|
|
ACC_GRA = 0x56A
|
|
-- 1408 the one with variable payload
|
|
MOTOR_INFO = 0x580
|
|
-- 1416
|
|
MOTOR_7 = 0x588
|
|
|
|
motor1Data = { 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }
|
|
motorBreData={ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }
|
|
motor2Data = { 0x8A, 0x8D, 0x10, 0x04, 0x00, 0x4C, 0xDC, 0x87 }
|
|
motor2mux = {0x8A, 0xE8, 0x2C, 0x64}
|
|
canMotor3 = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }
|
|
motor5Data = { 0x1C, 0x08, 0xF3, 0x55, 0x19, 0x00, 0x00, 0xAD }
|
|
motor6Data = { 0x00, 0x00, 0x00, 0x7E, 0xFE, 0xFF, 0xFF, 0x00 }
|
|
accGraData = { 0x00, 0x00, 0x08, 0x00, 0x1A, 0x00, 0x02, 0x01 }
|
|
canMotorInfo = { 0x00, 0x00, 0x00, 0x14, 0x1C, 0x93, 0x48, 0x14 }
|
|
canMotorInfo1= { 0x99, 0x14, 0x00, 0x7F, 0x00, 0xF0, 0x47, 0x01 }
|
|
canMotorInfo3= { 0x9B, 0x14, 0x00, 0x11, 0x1F, 0xE0, 0x0C, 0x46 }
|
|
motor7Data = { 0x1A, 0x66, 0x7E, 0x00, 0x00, 0x00, 0x00, 0x00 }
|
|
|
|
canMotorInfoTotalCounter = 0
|
|
|
|
|
|
|
|
-- sometimes we want to cut a CAN bus and install rusEFI into that cut
|
|
-- https://en.wikipedia.org/wiki/Man-in-the-middle_attack
|
|
|
|
-- this controls onCanRx rate as well!
|
|
setTickRate(100)
|
|
|
|
ECU_BUS = 1
|
|
-- really 'not ECU'
|
|
TCU_BUS = 2
|
|
|
|
fakeTorque = 0
|
|
rpm = 0
|
|
tps = 0
|
|
|
|
function xorChecksum(data, targetIndex)
|
|
local index = 1
|
|
local result = 0
|
|
while data[index] ~= nil do
|
|
if index ~= targetIndex then
|
|
result = result ~ data[index]
|
|
end
|
|
index = index + 1
|
|
end
|
|
data[targetIndex] = result
|
|
return result
|
|
end
|
|
|
|
function setBitRange(data, totalBitIndex, bitWidth, value)
|
|
local byteIndex = totalBitIndex >> 3
|
|
local bitInByteIndex = totalBitIndex - byteIndex * 8
|
|
if (bitInByteIndex + bitWidth > 8) then
|
|
bitsToHandleNow = 8 - bitInByteIndex
|
|
setBitRange(data, totalBitIndex + bitsToHandleNow, bitWidth - bitsToHandleNow, value >> bitsToHandleNow)
|
|
bitWidth = bitsToHandleNow
|
|
end
|
|
mask = (1 << bitWidth) - 1
|
|
data[1 + byteIndex] = data[1 + byteIndex] & (~(mask << bitInByteIndex))
|
|
maskedValue = value & mask
|
|
shiftedValue = maskedValue << bitInByteIndex
|
|
data[1 + byteIndex] = data[1 + byteIndex] | shiftedValue
|
|
end
|
|
|
|
function relayFromECU(bus, id, dlc, data)
|
|
totalEcuMessages = totalEcuMessages + 1
|
|
-- print("Relaying to TCU " .. id)
|
|
txCan(TCU_BUS, id, 0, data) -- relay non-TCU message to TCU
|
|
end
|
|
|
|
function sendMotor1()
|
|
engineTorque = fakeTorque * 0.9
|
|
innerTorqWithoutExt = fakeTorque
|
|
torqueLoss = 20
|
|
requestedTorque = fakeTorque
|
|
|
|
motor1Data[2] = engineTorque / 0.39
|
|
setTwoBytes(motor1Data, 2, rpm / 0.25)
|
|
motor1Data[5] = innerTorqWithoutExt / 0.4
|
|
motor1Data[6] = tps / 0.4
|
|
motor1Data[7] = torqueLoss / 0.39
|
|
motor1Data[8] = requestedTorque / 0.39
|
|
|
|
txCan(TCU_BUS, MOTOR_1, 0, motor1Data)
|
|
end
|
|
|
|
function getBitRange(data, bitIndex, bitWidth)
|
|
byteIndex = bitIndex >> 3
|
|
shift = bitIndex - byteIndex * 8
|
|
value = data[1 + byteIndex]
|
|
if (shift + bitWidth > 8) then
|
|
value = value + data[2 + byteIndex] * 256
|
|
end
|
|
mask = (1 << bitWidth) - 1
|
|
return (value >> shift) & mask
|
|
end
|
|
|
|
function sendMotor3()
|
|
desired_wheel_torque = fakeTorque
|
|
canMotor3[2] = (iat + 48) / 0.75
|
|
canMotor3[3] = tps / 0.4
|
|
canMotor3[5] = 0x20
|
|
setBitRange(canMotor3, 24, 12, math.floor(desired_wheel_torque / 0.39))
|
|
canMotor3[8] = tps / 0.4
|
|
txCan(TCU_BUS, MOTOR_3, 0, canMotor3)
|
|
end
|
|
|
|
function onMotor3(bus, id, dlc, data)
|
|
totalEcuMessages = totalEcuMessages + 1
|
|
iat = getBitRange(data, 8, 8) * 0.75 - 48
|
|
pps = getBitRange(data, 16, 8) * 0.40
|
|
tps = getBitRange(data, 56, 8) * 0.40
|
|
-- print ('MOTOR_1 pps ' ..pps ..' tps ' ..tps ..' iat ' ..iat)
|
|
|
|
sendMotor3()
|
|
end
|
|
|
|
function onMotor1(bus, id, dlc, data)
|
|
totalEcuMessages = totalEcuMessages + 1
|
|
rpm = getBitRange(data, 16, 16) * 0.25
|
|
if rpm == 0 then
|
|
canMotorInfoTotalCounter = 0
|
|
end
|
|
|
|
tps = getBitRange(data, 40, 8) * 0.4
|
|
|
|
fakeTorque = interpolate(0, 6, 100, 60, tps)
|
|
|
|
-- sendMotor1()
|
|
relayFromECU(bus, id, dlc, data)
|
|
end
|
|
|
|
function relayFromECUAndEcho(bus, id, dlc, data)
|
|
totalEcuMessages = totalEcuMessages + 1
|
|
print("Relaying to TCU " .. id)
|
|
txCan(TCU_BUS, id, 0, data) -- relay non-TCU message to TCU
|
|
end
|
|
|
|
totalTcuMessages = 0
|
|
|
|
function relayFromTCU(bus, id, dlc, data)
|
|
totalTcuMessages = totalTcuMessages + 1
|
|
-- print("Relaying to ECU " .. id)
|
|
txCan(ECU_BUS, id, 0, data) -- relay non-ECU message to ECU
|
|
end
|
|
|
|
function relayTcuDiagHelloFromTCU(bus, id, dlc, data)
|
|
totalTcuMessages = totalTcuMessages + 1
|
|
print("Relaying TcuDiagHello to ECU " .. id .. arrayToString(data))
|
|
txCan(ECU_BUS, id, 0, data) -- relay non-ECU message to ECU
|
|
end
|
|
|
|
|
|
local payLoadIndex = 0
|
|
|
|
function relayTpPayloadFromTCU(bus, id, dlc, data)
|
|
totalTcuMessages = totalTcuMessages + 1
|
|
-- print("Relaying TP ECU " ..id ..arrayToString(data))
|
|
txCan(ECU_BUS, id, 0, data) -- relay non-ECU message to ECU
|
|
|
|
|
|
if data[1] == 0xA3 then
|
|
-- print ("Keep-alive")
|
|
return
|
|
end
|
|
|
|
if data[1] == 0xA1 then
|
|
print ("I sniff Happy 300 packet")
|
|
return
|
|
end
|
|
|
|
if data[1] == 0xA8 then
|
|
print ("I sniff They said Bye-Bye")
|
|
return
|
|
end
|
|
|
|
if data[1] == 0x10 and dlc == 5 then
|
|
return
|
|
end
|
|
|
|
top4 = math.floor(data[1] / 16)
|
|
if top4 == 0xB then
|
|
-- ACK
|
|
return
|
|
end
|
|
|
|
if top4 == 2 or top4 == 1 then
|
|
print ("Looks like payload index " ..payLoadIndex ..": " ..arrayToString(data))
|
|
|
|
if payLoadIndex == 1 then
|
|
H4 = data[4]
|
|
H7 = data[7] or -1
|
|
|
|
-- print("h5/h7 " ..H4 .." " ..H7)
|
|
|
|
if H7 == 0 then
|
|
print("I sniff diag: TCU is happy!")
|
|
else
|
|
print("I sniff diag: TCU has ERROR ERROR ERROR")
|
|
end
|
|
|
|
end
|
|
|
|
payLoadIndex = payLoadIndex + 1
|
|
|
|
if top4 == 1 then
|
|
payLoadIndex = 0
|
|
len = data[3]
|
|
|
|
if data[2] == 0 and data[4] == 0x58 then
|
|
if len == 2 then
|
|
print("I sniff TCU NO CODES")
|
|
else
|
|
print("I sniff TCU NO CODES")
|
|
end
|
|
end
|
|
|
|
end
|
|
return
|
|
end
|
|
|
|
print('Got unexpected ' ..arrayToString(data))
|
|
end
|
|
|
|
function drop(bus, id, dlc, data)
|
|
end
|
|
|
|
motorBreCounter = 0
|
|
function onMotorBre(bus, id, dlc, data)
|
|
motorBreCounter = (motorBreCounter + 1) % 16
|
|
|
|
setBitRange(motorBreData, 8, 4, motorBreCounter)
|
|
xorChecksum(motorBreData, 1)
|
|
|
|
txCan(TCU_BUS, MOTOR_BRE, 0, motorBreData)
|
|
end
|
|
|
|
|
|
motor5FuelCounter = 0
|
|
function onMotor5(bus, id, dlc, data)
|
|
setBitRange(motor5Data, 5, 9, motor5FuelCounter)
|
|
xorChecksum(motor5Data, 8)
|
|
txCan(TCU_BUS, MOTOR_5, 0, motor5Data)
|
|
end
|
|
|
|
counter16 = 0
|
|
function onMotor6(bus, id, dlc, data)
|
|
counter16 = (counter16 + 1) % 16
|
|
|
|
-- engineTorque = getBitRange(data, 8, 8) * 0.39
|
|
-- actualTorque = getBitRange(data, 16, 8) * 0.39
|
|
-- feedbackGearbox = getBitRange(data, 40, 8) * 0.39
|
|
engineTorque = fakeTorque * 0.9
|
|
actualTorque = fakeTorque
|
|
feedbackGearbox = 255
|
|
|
|
motor6Data[2] = math.floor(engineTorque / 0.39)
|
|
motor6Data[3] = math.floor(actualTorque / 0.39)
|
|
motor6Data[6] = math.floor(feedbackGearbox / 0.39)
|
|
setBitRange(motor6Data, 60, 4, counter16)
|
|
|
|
xorChecksum(motor6Data, 1)
|
|
txCan(TCU_BUS, MOTOR_6, 0, motor6Data)
|
|
end
|
|
|
|
function onMotor7(bus, id, dlc, data)
|
|
txCan(TCU_BUS, MOTOR_7, 0, motor7Data)
|
|
end
|
|
|
|
|
|
canMotorInfoCounter = 0
|
|
function onMotorInfo(bus, id, dlc, data)
|
|
canMotorInfoTotalCounter = canMotorInfoTotalCounter + 1
|
|
canMotorInfoCounter = (canMotorInfoCounter + 1) % 16
|
|
-- canMotorInfoCounter = getBitRange(data, 0, 4)
|
|
|
|
baseByte = canMotorInfoTotalCounter < 6 and 0x80 or 0x90
|
|
canMotorInfo[1] = baseByte + (canMotorInfoCounter)
|
|
canMotorInfo1[1] = baseByte + (canMotorInfoCounter)
|
|
canMotorInfo3[1] = baseByte + (canMotorInfoCounter)
|
|
mod4 = canMotorInfoCounter % 4
|
|
|
|
if (mod4 == 0 or mod4 == 2) then
|
|
txCan(TCU_BUS, MOTOR_INFO, 0, canMotorInfo)
|
|
elseif (mod4 == 1) then
|
|
txCan(TCU_BUS, MOTOR_INFO, 0, canMotorInfo1)
|
|
else
|
|
txCan(TCU_BUS, MOTOR_INFO, 0, canMotorInfo3)
|
|
end
|
|
end
|
|
|
|
hexstr = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, "A", "B", "C", "D", "E", "F" }
|
|
|
|
function toHexString(num)
|
|
if num == 0 then
|
|
return '0'
|
|
end
|
|
|
|
local result = ""
|
|
while num > 0 do
|
|
local n = num % 16
|
|
result = hexstr[n + 1] ..result
|
|
num = math.floor(num / 16)
|
|
end
|
|
return result
|
|
end
|
|
|
|
function arrayToString(arr)
|
|
local str = ""
|
|
local index = 1
|
|
while arr[index] ~= nil do
|
|
str = str.." "..toHexString(arr[index])
|
|
index = index + 1
|
|
end
|
|
return str
|
|
end
|
|
|
|
totalEcuMessages = 0
|
|
|
|
canRxAdd(ECU_BUS, MOTOR_7, drop)
|
|
--canRxAdd(ECU_BUS, ACC_GRA, drop)
|
|
|
|
-- REQUIRED kombi 3
|
|
canRxAdd(ECU_BUS, 1312, relayFromECU)
|
|
-- REQUIRED Soll_Verbauliste_neu
|
|
canRxAdd(ECU_BUS, 1500, relayFromECU)
|
|
-- REQUIRED GRA_Neu
|
|
canRxAdd(ECU_BUS, 906, relayFromECU)
|
|
-- brake 1
|
|
canRxAdd(ECU_BUS, 416, relayFromECU)
|
|
-- brake 8
|
|
canRxAdd(ECU_BUS, 428, relayFromECU)
|
|
-- brake 3
|
|
canRxAdd(ECU_BUS, 1184, relayFromECU)
|
|
-- brake 5
|
|
canRxAdd(ECU_BUS, 1192, relayFromECU)
|
|
-- brake 2
|
|
canRxAdd(ECU_BUS, 1440, relayFromECU)
|
|
-- REQUIRED?! Gate_Komf_1
|
|
canRxAdd(ECU_BUS, 912, relayFromECU)
|
|
-- Systeminfo_1
|
|
canRxAdd(ECU_BUS, 1488, relayFromECU)
|
|
-- REQUIRED? Diagnose_1
|
|
canRxAdd(ECU_BUS, 2000, relayFromECU)
|
|
|
|
canRxAdd(ECU_BUS, MOTOR_1, onMotor1)
|
|
canRxAdd(ECU_BUS, MOTOR_BRE, relayFromECU)
|
|
canRxAdd(ECU_BUS, MOTOR_2, relayFromECU)
|
|
canRxAdd(ECU_BUS, MOTOR_3, relayFromECU)
|
|
canRxAdd(ECU_BUS, MOTOR_5, relayFromECU)
|
|
canRxAdd(ECU_BUS, MOTOR_6, relayFromECU)
|
|
--canRxAdd(ECU_BUS, MOTOR_7, relayFromECU)
|
|
canRxAdd(ECU_BUS, ACC_GRA, relayFromECU)
|
|
canRxAdd(ECU_BUS, MOTOR_INFO, relayFromECU)
|
|
|
|
canRxAdd(ECU_BUS, VWTP_OUT, relayFromECU)
|
|
canRxAdd(ECU_BUS, 0x760, relayFromECU)
|
|
|
|
canRxAdd(TCU_BUS, VWTP_IN, relayTcuDiagHelloFromTCU)
|
|
canRxAdd(TCU_BUS, VWTP_TESTER, relayTpPayloadFromTCU)
|
|
|
|
canRxAddMask(ECU_BUS, 0, 0, drop)
|
|
--canRxAddMask(ECU_BUS, 0, 0, relayFromECU)
|
|
canRxAddMask(TCU_BUS, 0, 0, relayFromTCU)
|
|
|
|
everySecondTimer = Timer.new()
|
|
|
|
function onTick()
|
|
onMotor7(0, 0, 0, nil)
|
|
|
|
if everySecondTimer : getElapsedSeconds() > 1 then
|
|
everySecondTimer : reset()
|
|
print("Total from ECU " ..totalEcuMessages)
|
|
motor5FuelCounter = motor5FuelCounter + 20
|
|
|
|
--onMotorInfo(0, 0, 0, nil)
|
|
end
|
|
|
|
|
|
end
|