openpilot is an open source driver assistance system. openpilot performs the functions of Automated Lane Centering and Adaptive Cruise Control for over 200 supported car makes and models.
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#pragma once
#include <cstdlib>
#include <cassert>
#include <fstream>
#include <map>
#include <string>
#include <algorithm> // for std::clamp
#include "common/params.h"
#include "common/util.h"
#include "system/hardware/base.h"
class HardwareTici : public HardwareNone {
public:
static constexpr float MAX_VOLUME = 0.9;
static constexpr float MIN_VOLUME = 0.1;
static bool TICI() { return true; }
static bool AGNOS() { return true; }
static std::string get_os_version() {
return "AGNOS " + util::read_file("/VERSION");
}
static std::string get_name() {
std::string model = util::read_file("/sys/firmware/devicetree/base/model");
return util::strip(model.substr(std::string("comma ").size()));
}
static cereal::InitData::DeviceType get_device_type() {
static const std::map<std::string, cereal::InitData::DeviceType> device_map = {
{"tici", cereal::InitData::DeviceType::TICI},
{"tizi", cereal::InitData::DeviceType::TIZI},
{"mici", cereal::InitData::DeviceType::MICI}
};
auto it = device_map.find(get_name());
assert(it != device_map.end());
return it->second;
}
static int get_voltage() { return std::atoi(util::read_file("/sys/class/hwmon/hwmon1/in1_input").c_str()); }
static int get_current() { return std::atoi(util::read_file("/sys/class/hwmon/hwmon1/curr1_input").c_str()); }
static std::string get_serial() {
static std::string serial("");
if (serial.empty()) {
std::ifstream stream("/proc/cmdline");
std::string cmdline;
std::getline(stream, cmdline);
auto start = cmdline.find("serialno=");
if (start == std::string::npos) {
serial = "cccccc";
} else {
auto end = cmdline.find(" ", start + 9);
serial = cmdline.substr(start + 9, end - start - 9);
}
}
return serial;
}
static void reboot() { std::system("sudo reboot"); }
static void poweroff() { std::system("sudo poweroff"); }
static void set_brightness(int percent) {
float max = std::stof(util::read_file("/sys/class/backlight/panel0-backlight/max_brightness"));
std::ofstream("/sys/class/backlight/panel0-backlight/brightness") << int(percent * (max / 100.0f)) << "\n";
}
static void set_display_power(bool on) {
std::ofstream("/sys/class/backlight/panel0-backlight/bl_power") << (on ? "0" : "4") << "\n";
}
static void set_ir_power(int percent) {
auto device = get_device_type();
if (device == cereal::InitData::DeviceType::TICI ||
device == cereal::InitData::DeviceType::TIZI) {
return;
}
int value = util::map_val(std::clamp(percent, 0, 100), 0, 100, 0, 255);
std::ofstream("/sys/class/leds/led:switch_2/brightness") << 0 << "\n";
std::ofstream("/sys/class/leds/led:torch_2/brightness") << value << "\n";
std::ofstream("/sys/class/leds/led:switch_2/brightness") << value << "\n";
}
static std::map<std::string, std::string> get_init_logs() {
std::map<std::string, std::string> ret = {
{"/BUILD", util::read_file("/BUILD")},
{"lsblk", util::check_output("lsblk -o NAME,SIZE,STATE,VENDOR,MODEL,REV,SERIAL")},
{"SOM ID", util::read_file("/sys/devices/platform/vendor/vendor:gpio-som-id/som_id")},
};
std::string bs = util::check_output("abctl --boot_slot");
ret["boot slot"] = bs.substr(0, bs.find_first_of("\n"));
std::string temp = util::read_file("/dev/disk/by-partlabel/ssd");
temp.erase(temp.find_last_not_of(std::string("\0\r\n", 3))+1);
ret["boot temp"] = temp;
// TODO: log something from system and boot
for (std::string part : {"xbl", "abl", "aop", "devcfg", "xbl_config"}) {
for (std::string slot : {"a", "b"}) {
std::string partition = part + "_" + slot;
std::string hash = util::check_output("sha256sum /dev/disk/by-partlabel/" + partition);
ret[partition] = hash.substr(0, hash.find_first_of(" "));
}
}
return ret;
}
static bool get_ssh_enabled() { return Params().getBool("SshEnabled"); }
static void set_ssh_enabled(bool enabled) { Params().putBool("SshEnabled", enabled); }
};