Squashed 'panda/' changes from f2292e4..5253ab0

5253ab0 bump panda
6277139 GM Volt: allowing 300 max steer
63b7926 Hyundai safety: temporarily disabled button spam check to avoid camera faults
53aef76 GM: passive on LKA-only cars (#135)
01b5235 bumped panda version
1c0ffd1 Hyundai safety: simplifications
56794d6 Hyundai Safety Auto-Detect which CAN bus Camera is on (#134)

git-subtree-dir: panda
git-subtree-split: 5253ab0ee8fd71f67f62ee1d08361459903c7172

old-commit-hash: 5c0935d253

VERSION

@@ -1 +1 @@
-v1.1.3
+v1.1.5

board/safety/safety_gm.h

@@ -8,7 +8,7 @@
 //      brake rising edge
 //      brake > 0mph
 
-const int GM_MAX_STEER = 255;
+const int GM_MAX_STEER = 300;
 const int GM_MAX_RT_DELTA = 128;          // max delta torque allowed for real time checks
 const int32_t GM_RT_INTERVAL = 250000;    // 250ms between real time checks
 const int GM_MAX_RATE_UP = 7;
@@ -22,7 +22,7 @@ const int GM_MAX_BRAKE = 350;
 int gm_brake_prev = 0;
 int gm_gas_prev = 0;
 int gm_speed = 0;
-// silence everything if stock ECUs are still online
+// silence everything if stock car control ECUs are still online
 int gm_ascm_detected = 0;
 int gm_ignition_started = 0;
 int gm_rt_torque_last = 0;
@@ -63,8 +63,11 @@ static void gm_rx_hook(CAN_FIFOMailBox_TypeDef *to_push) {
     gm_speed = to_push->RDLR & 0xFFFF;
   }
 
-  // check if stock ASCM ECU is still online
-  if (bus_number == 0 && addr == 715) {
+  // Check if ASCM or LKA camera are online
+  // on powertrain bus.
+  // 384 = ASCMLKASteeringCmd
+  // 715 = ASCMGasRegenCmd
+  if (bus_number == 0 && (addr == 384 || addr == 715)) {
     gm_ascm_detected = 1;
     controls_allowed = 0;
   }

board/safety/safety_hyundai.h

@@ -7,6 +7,7 @@ const int HYUNDAI_DRIVER_TORQUE_ALLOWANCE = 50;
 const int HYUNDAI_DRIVER_TORQUE_FACTOR = 2;
 
 int hyundai_camera_detected = 0;
+int hyundai_camera_bus = 0;
 int hyundai_giraffe_switch_2 = 0;          // is giraffe switch 2 high?
 int hyundai_rt_torque_last = 0;
 int hyundai_desired_torque_last = 0;
@@ -39,6 +40,11 @@ static void hyundai_rx_hook(CAN_FIFOMailBox_TypeDef *to_push) {
     controls_allowed = 0;
   }
 
+  // Find out which bus the camera is on
+  if (addr == 832) {
+    hyundai_camera_bus = bus;
+  }
+
   // enter controls on rising edge of ACC, exit controls on ACC off
   if ((to_push->RIR>>21) == 1057) {
     // 2 bits: 13-14
@@ -51,8 +57,8 @@ static void hyundai_rx_hook(CAN_FIFOMailBox_TypeDef *to_push) {
     hyundai_cruise_engaged_last = cruise_engaged;
   }
 
-  // 832 is lkas cmd. If it is on bus 2, then giraffe switch 2 is high
-  if ((to_push->RIR>>21) == 832 && (bus == 2)) {
+  // 832 is lkas cmd. If it is on camera bus, then giraffe switch 2 is high
+  if ((to_push->RIR>>21) == 832 && (bus == hyundai_camera_bus) && (hyundai_camera_bus != 0)) {
     hyundai_giraffe_switch_2 = 1;
   }
 }
@@ -123,21 +129,22 @@ static int hyundai_tx_hook(CAN_FIFOMailBox_TypeDef *to_send) {
   // FORCE CANCEL: safety check only relevant when spamming the cancel button.
   // ensuring that only the cancel button press is sent (VAL 4) when controls are off.
   // This avoids unintended engagements while still allowing resume spam
-  if (((to_send->RIR>>21) == 1265) && !controls_allowed && ((to_send->RDTR >> 4) & 0xFF) == 0) {
-    if ((to_send->RDLR & 0x7) != 4) return 0;
-  }
+  // TODO: fix bug preventing the button msg to be fwd'd on bus 2
+  //if (((to_send->RIR>>21) == 1265) && !controls_allowed && ((to_send->RDTR >> 4) & 0xFF) == 0) {
+  //  if ((to_send->RDLR & 0x7) != 4) return 0;
+  //}
 
   // 1 allows the message through
   return true;
 }
 
 static int hyundai_fwd_hook(int bus_num, CAN_FIFOMailBox_TypeDef *to_fwd) {
-
   // forward cam to ccan and viceversa, except lkas cmd
-  if ((bus_num == 0 || bus_num == 2) && hyundai_giraffe_switch_2) {
-    int addr = to_fwd->RIR>>21;
-    bool is_lkas_msg = addr == 832 && bus_num == 2;
-    return is_lkas_msg? -1 : (uint8_t)(~bus_num & 0x2);
+  if ((bus_num == 0 || bus_num == hyundai_camera_bus) && hyundai_giraffe_switch_2) {
+
+    if ((to_fwd->RIR>>21) == 832 && bus_num == hyundai_camera_bus) return -1;
+    if (bus_num == 0) return hyundai_camera_bus;
+    if (bus_num == hyundai_camera_bus) return 0;
   }
   return -1;
 }

tests/safety/test_gm.py

@@ -5,7 +5,7 @@ import libpandasafety_py
 
 MAX_RATE_UP = 7
 MAX_RATE_DOWN = 17
-MAX_STEER = 255
+MAX_STEER = 300
 MAX_BRAKE = 350
 MAX_GAS = 3072
 MAX_REGEN = 1404

tests/safety/test_hyundai.py

@@ -168,18 +168,18 @@ class TestHyundaiSafety(unittest.TestCase):
       self.assertTrue(self.safety.hyundai_tx_hook(self._torque_msg(sign * (MAX_RT_DELTA + 1))))
 
 
-  def test_spam_cancel_safety_check(self):
-    RESUME_BTN = 1
-    SET_BTN = 2
-    CANCEL_BTN = 4
-    BUTTON_MSG = 1265
-    self.safety.set_controls_allowed(0)
-    self.assertTrue(self.safety.hyundai_tx_hook(self._button_msg(CANCEL_BTN)))
-    self.assertFalse(self.safety.hyundai_tx_hook(self._button_msg(RESUME_BTN)))
-    self.assertFalse(self.safety.hyundai_tx_hook(self._button_msg(SET_BTN)))
-    # do not block resume if we are engaged already
-    self.safety.set_controls_allowed(1)
-    self.assertTrue(self.safety.hyundai_tx_hook(self._button_msg(RESUME_BTN)))
+  #def test_spam_cancel_safety_check(self):
+  #  RESUME_BTN = 1
+  #  SET_BTN = 2
+  #  CANCEL_BTN = 4
+  #  BUTTON_MSG = 1265
+  #  self.safety.set_controls_allowed(0)
+  #  self.assertTrue(self.safety.hyundai_tx_hook(self._button_msg(CANCEL_BTN)))
+  #  self.assertFalse(self.safety.hyundai_tx_hook(self._button_msg(RESUME_BTN)))
+  #  self.assertFalse(self.safety.hyundai_tx_hook(self._button_msg(SET_BTN)))
+  #  # do not block resume if we are engaged already
+  #  self.safety.set_controls_allowed(1)
+  #  self.assertTrue(self.safety.hyundai_tx_hook(self._button_msg(RESUME_BTN)))
 
 
 if __name__ == "__main__":