From 8ad4fad2440c20aa19e26ade8cdb881cab7734e2 Mon Sep 17 00:00:00 2001
From: Felix Morgner <felix.morgner@ost.ch>
Date: Mon, 6 Apr 2026 19:09:34 +0200
Subject: kernel/tests: fix link issue

---
 .lazy.lua                                 | 13 ++++++
 .nvim.lua                                 | 78 +++++++++++++++++++++++++++++++
 kernel/CMakeLists.txt                     |  1 +
 kernel/src/test_support/kapi/platform.cpp | 14 ++++++
 4 files changed, 106 insertions(+)
 create mode 100644 .lazy.lua
 create mode 100644 .nvim.lua
 create mode 100644 kernel/src/test_support/kapi/platform.cpp

diff --git a/.lazy.lua b/.lazy.lua
new file mode 100644
index 0000000..1c2df6e
--- /dev/null
+++ b/.lazy.lua
@@ -0,0 +1,13 @@
+return {
+  {
+    "nvim-neo-tree/neo-tree.nvim",
+    opts = {
+      filesystem = {
+        filtered_items = {
+          visible = false,
+          hide_gitignored = true,
+        },
+      },
+    }
+  }
+}
diff --git a/.nvim.lua b/.nvim.lua
new file mode 100644
index 0000000..2cd34d6
--- /dev/null
+++ b/.nvim.lua
@@ -0,0 +1,78 @@
+local workspace_folder = vim.fn.getcwd()
+
+local function safe_require(module)
+  local ok, mod = pcall(require, module)
+  if not ok then return nil end
+  return mod
+end
+
+-- C++
+local default_clangd_config = vim.deepcopy(vim.lsp.config["clangd"]) or {}
+default_clangd_config.cmd = {
+  "clangd",
+  "--background-index",
+  "--clang-tidy",
+  "--header-insertion=iwyu",
+  "--completion-style=detailed",
+  string.format("--compile-commands-dir=%s/build", workspace_folder),
+  "--query-driver=**/x86_64-pc-elf-g++"
+}
+
+vim.lsp.config("clangd", default_clangd_config)
+
+vim.filetype.add({
+  pattern = {
+    [".*/kstd/include/kstd/.*"] = "cpp",
+  }
+})
+
+-- Debugging
+local dap = require("dap")
+local qemu_job = nil
+
+dap.adapters.teachos_qemu_mi = function(callback, config)
+  if qemu_job then
+    qemu_job:kill(9)
+  end
+
+  local artifact_path = config.program
+  if not artifact_path then
+    vim.notify("Fatal: No artifact path resolved by CMake", vim.log.levels.ERROR)
+    return
+  end
+
+  local elf_path = string.gsub(artifact_path, "%.sym$", ".elf")
+
+  qemu_job = vim.system({
+    "qemu-system-x86_64",
+    "-kernel", elf_path,
+    "-s", "-S",
+    "-nographic"
+  }, { text = true })
+
+  vim.defer_fn(function()
+    callback({
+      type = "executable",
+      command = vim.fn.stdpath("data") .. "/mason/bin/OpenDebugAD7",
+    })
+  end, 500)
+end
+
+dap.listeners.after.event_terminated["teachos_qemu_teardown"] = function()
+  if qemu_job then
+    qemu_job:kill(9)
+    qemu_job = nil
+  end
+end
+
+require("cmake-tools").setup({
+  cmake_dap_configuration = {
+    name = "(gdb) QEMU MI Attach",
+    type = "teachos_qemu_mi",
+    request = "launch",
+    miDebuggerServerAddress = "localhost:1234",
+    miDebuggerPath = "x86_64-pc-elf-gdb",
+    stopAtEntry = true,
+  }
+})
+
diff --git a/kernel/CMakeLists.txt b/kernel/CMakeLists.txt
index 22513ea..ef73586 100644
--- a/kernel/CMakeLists.txt
+++ b/kernel/CMakeLists.txt
@@ -101,6 +101,7 @@ else()
         "src/test_support/kapi/cio.cpp"
         "src/test_support/kapi/interrupts.cpp"
         "src/test_support/kapi/memory.cpp"
+        "src/test_support/kapi/platform.cpp"
         "src/test_support/log_buffer.cpp"
         "src/test_support/output_device.cpp"
         "src/test_support/page_mapper.cpp"
diff --git a/kernel/src/test_support/kapi/platform.cpp b/kernel/src/test_support/kapi/platform.cpp
new file mode 100644
index 0000000..497c992
--- /dev/null
+++ b/kernel/src/test_support/kapi/platform.cpp
@@ -0,0 +1,14 @@
+#include "kapi/platform.hpp"
+
+#include "kapi/devices.hpp"
+
+namespace kapi::platform
+{
+
+  auto discover_cpu_topology(devices::bus &) -> bool
+  {
+    // TODO: implement more meaningful simulated CPU topology discovery
+    return true;
+  }
+
+}  // namespace kapi::platform
\ No newline at end of file
-- 
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