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Hyundai: Car Port for Nexo 2021 #1637

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10 changes: 7 additions & 3 deletions board/safety/safety_hyundai.h
Original file line number Diff line number Diff line change
Expand Up @@ -32,9 +32,10 @@ static const CanMsg HYUNDAI_TX_MSGS[] = {
{0x485, 0, 4}, // LFAHDA_MFC Bus 0
};

#define HYUNDAI_COMMON_RX_CHECKS(legacy) \
#define HYUNDAI_COMMON_RX_CHECKS(legacy) \
{.msg = {{0x260, 0, 8, .check_checksum = true, .max_counter = 3U, .frequency = 100U}, \
{0x371, 0, 8, .frequency = 100U}, { 0 }}}, \
{0x371, 0, 8, .frequency = 100U}, \
{0x91, 0, 8, .frequency = 100U}}}, \
{.msg = {{0x386, 0, 8, .check_checksum = !(legacy), .max_counter = (legacy) ? 0U : 15U, .frequency = 100U}, { 0 }, { 0 }}}, \
{.msg = {{0x394, 0, 8, .check_checksum = !(legacy), .max_counter = (legacy) ? 0U : 7U, .frequency = 100U}, { 0 }, { 0 }}}, \

Expand Down Expand Up @@ -145,7 +146,9 @@ static void hyundai_rx_hook(const CANPacket_t *to_push) {
gas_pressed = (((GET_BYTE(to_push, 4) & 0x7FU) << 1) | GET_BYTE(to_push, 3) >> 7) != 0U;
} else if ((addr == 0x371) && hyundai_hybrid_gas_signal) {
gas_pressed = GET_BYTE(to_push, 7) != 0U;
} else if ((addr == 0x260) && !hyundai_ev_gas_signal && !hyundai_hybrid_gas_signal) {
} else if ((addr == 0x91) && hyundai_fcev_gas_signal) {
gas_pressed = GET_BYTE(to_push, 6) != 0U;
} else if ((addr == 0x260) && !hyundai_ev_gas_signal && !hyundai_hybrid_gas_signal && !hyundai_fcev_gas_signal) {
gas_pressed = (GET_BYTE(to_push, 7) >> 6) != 0U;
} else {
}
Expand Down Expand Up @@ -323,6 +326,7 @@ static safety_config hyundai_legacy_init(uint16_t param) {
hyundai_legacy = true;
hyundai_longitudinal = false;
hyundai_camera_scc = false;
hyundai_fcev_gas_signal = false;
return BUILD_SAFETY_CFG(hyundai_legacy_rx_checks, HYUNDAI_TX_MSGS);
}

Expand Down
5 changes: 5 additions & 0 deletions board/safety/safety_hyundai_common.h
Original file line number Diff line number Diff line change
Expand Up @@ -36,6 +36,9 @@ bool hyundai_canfd_hda2 = false;
extern bool hyundai_alt_limits;
bool hyundai_alt_limits = false;

extern bool hyundai_fcev_gas_signal;
bool hyundai_fcev_gas_signal = false;

static uint8_t hyundai_last_button_interaction; // button messages since the user pressed an enable button

void hyundai_common_init(uint16_t param) {
Expand All @@ -44,12 +47,14 @@ void hyundai_common_init(uint16_t param) {
const int HYUNDAI_PARAM_CAMERA_SCC = 8;
const int HYUNDAI_PARAM_CANFD_HDA2 = 16;
const int HYUNDAI_PARAM_ALT_LIMITS = 64; // TODO: shift this down with the rest of the common flags
const int HYUNDAI_PARAM_FCEV_GAS = 256;

hyundai_ev_gas_signal = GET_FLAG(param, HYUNDAI_PARAM_EV_GAS);
hyundai_hybrid_gas_signal = !hyundai_ev_gas_signal && GET_FLAG(param, HYUNDAI_PARAM_HYBRID_GAS);
hyundai_camera_scc = GET_FLAG(param, HYUNDAI_PARAM_CAMERA_SCC);
hyundai_canfd_hda2 = GET_FLAG(param, HYUNDAI_PARAM_CANFD_HDA2);
hyundai_alt_limits = GET_FLAG(param, HYUNDAI_PARAM_ALT_LIMITS);
hyundai_fcev_gas_signal = GET_FLAG(param, HYUNDAI_PARAM_FCEV_GAS);

hyundai_last_button_interaction = HYUNDAI_PREV_BUTTON_SAMPLES;

Expand Down
1 change: 1 addition & 0 deletions python/__init__.py
Original file line number Diff line number Diff line change
Expand Up @@ -201,6 +201,7 @@ class Panda:
FLAG_HYUNDAI_CANFD_ALT_BUTTONS = 32
FLAG_HYUNDAI_ALT_LIMITS = 64
FLAG_HYUNDAI_CANFD_HDA2_ALT_STEERING = 128
FLAG_HYUNDAI_FCEV_GAS = 256

FLAG_TESLA_POWERTRAIN = 1
FLAG_TESLA_LONG_CONTROL = 2
Expand Down
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