Method ProbeAll

src/device/device_manager.cpp:11–47

#include "kernel_log.hpp"

auto DeviceManager::ProbeAll() -> Expected<void> {
  LockGuard guard(lock_);

  size_t probed = 0;
  size_t no_driver_count = 0;
  for (size_t i = 0; i < device_count_; ++i) {
    auto& node = devices_[i];

    const auto* drv = registry_.FindDriver(node);
    if (drv == nullptr) {
      ++no_driver_count;
      continue;
    }

    if (!drv->match(node)) {
      continue;
    }

    if (node.bound) {
      continue;
    }
    node.bound = true;

    drv->probe(node).or_else([&](auto&& err) {
      klog::Err("DeviceManager: probe '{}' failed: {}", node.name,
                err.message());
      node.bound = false;
      return Expected<void>{};
    });

    ++probed;
  }

  klog::Info("DeviceManager: probed {} device(s), {} skipped (no driver)",
             probed, no_driver_count);
  return {};
}

auto DeviceManager::FindDevice(const char* name) -> Expected<DeviceNode*> {
  assert(name != nullptr && "FindDevice: name must not be null");