Add a kernel ELF module and load it in a new process.

Don't yet jump to userspace.

zion/boot/boot_info.cpp

@@ -25,4 +25,15 @@ uint64_t GetHigherHalfDirectMap() {
   return gHhdmRequest.response->offset;
 }
 
+static volatile struct limine_module_request gModuleRequest {
+  .id = LIMINE_MODULE_REQUEST, .revision = 0, .response = 0,
+};
+
+const limine_module_response& GetModules() {
+  if (!gModuleRequest.response) {
+    panic("No module response from limine");
+  }
+  return *gModuleRequest.response;
+}
+
 }  // namespace boot

zion/boot/boot_info.h

@@ -7,4 +7,6 @@ namespace boot {
 const limine_memmap_response& GetMemoryMap();
 uint64_t GetHigherHalfDirectMap();
 
+const limine_module_response& GetModules();
+
 }  // namespace boot

zion/boot/limine.cfg

@@ -3,7 +3,7 @@
 TIMEOUT=0
 
 :AcadiaOS
+  PROTOCOL=limine
 
-PROTOCOL=limine
-
-KERNEL_PATH=boot:///zion
+  KERNEL_PATH=boot:///zion
+  MODULE_PATH=boot:///sys/test