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95 lines
2.8 KiB
95 lines
2.8 KiB
#pragma once
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#include <functional>
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#include <optional>
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#include <vector>
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#include "cereal/gen/cpp/log.capnp.h"
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#include "selfdrive/boardd/usbdevice.h"
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#define RECV_SIZE (MAX_EP1_CHUNK_PER_BULK_TRANSFER + 128U)
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#define USB_TX_SOFT_LIMIT (USBPACKET_MAX_SIZE * 4)
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#define CANPACKET_MAX_SIZE (CANPACKET_HEAD_SIZE + CANPACKET_DATA_SIZE_MAX)
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#define CANPACKET_REJECTED (0xC0U)
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#define CANPACKET_RETURNED (0x80U)
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// copied from panda/board/main.c
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struct __attribute__((packed)) health_t {
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uint32_t uptime;
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uint32_t voltage;
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uint32_t current;
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uint32_t can_rx_errs;
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uint32_t can_send_errs;
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uint32_t can_fwd_errs;
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uint32_t gmlan_send_errs;
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uint32_t faults;
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uint8_t ignition_line;
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uint8_t ignition_can;
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uint8_t controls_allowed;
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uint8_t gas_interceptor_detected;
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uint8_t car_harness_status;
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uint8_t usb_power_mode;
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uint8_t safety_model;
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int16_t safety_param;
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uint8_t fault_status;
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uint8_t power_save_enabled;
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uint8_t heartbeat_lost;
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};
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struct __attribute__((packed)) can_header {
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uint8_t reserved : 1;
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uint8_t bus : 3;
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uint8_t data_len_code : 4;
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uint8_t rejected : 1;
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uint8_t returned : 1;
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uint8_t extended : 1;
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uint32_t addr : 29;
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};
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struct can_frame {
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long address;
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std::string dat;
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long busTime;
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long src;
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};
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class Panda : public USBDevice {
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public:
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Panda(std::string serial="", uint32_t bus_offset=0);
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~Panda();
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cereal::PandaState::PandaType hw_type = cereal::PandaState::PandaType::UNKNOWN;
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bool has_rtc = false;
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const uint32_t bus_offset;
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// Panda functionality
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cereal::PandaState::PandaType get_hw_type();
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void set_safety_model(cereal::CarParams::SafetyModel safety_model, int safety_param=0);
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void set_unsafe_mode(uint16_t unsafe_mode);
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void set_rtc(struct tm sys_time);
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struct tm get_rtc();
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void set_fan_speed(uint16_t fan_speed);
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uint16_t get_fan_speed();
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void set_ir_pwr(uint16_t ir_pwr);
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health_t get_state();
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void set_loopback(bool loopback);
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std::optional<std::vector<uint8_t>> get_firmware_version();
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std::optional<std::string> get_serial();
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void set_power_saving(bool power_saving);
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void set_usb_power_mode(cereal::PeripheralState::UsbPowerMode power_mode);
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void send_heartbeat(bool engaged);
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void set_can_speed_kbps(uint16_t bus, uint16_t speed);
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void set_data_speed_kbps(uint16_t bus, uint16_t speed);
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void can_send(capnp::List<cereal::CanData>::Reader can_data_list);
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bool can_receive(std::vector<can_frame>& out_vec);
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protected:
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// for unit tests
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Panda(uint32_t bus_offset) : bus_offset(bus_offset) {}
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void pack_can_buffer(const capnp::List<cereal::CanData>::Reader &can_data_list,
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std::function<void(uint8_t *, size_t)> write_func);
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bool unpack_can_buffer(uint8_t *data, int size, std::vector<can_frame> &out_vec);
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private:
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std::vector<uint8_t> recv_buf;
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};
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