replace ad hoc driver loading with a proper driver manager, new DDK, new PnP manager with device matching, asynchronous startup, resource ownership and removal, add shared PCI capability helpers, replace typed, rigid services with a proper service manager, implement proper system shutdown and restart, shutting down unloads drivers and shuts down services, add simple power button, remove heavyweight boot self-tests and SMP stress runs, add monotonic timestamps to kernel debug output, fruitless USB and PS/2 fixes, make test builds opt in.

code/user/tests/process_builder_smoke/process_builder_smoke.c

@@ -9,7 +9,6 @@
 #include <stddef.h>
 #include <string.h>
 
-#define TEST_STARTUP_EVENT_TAG 0x50425445u
 #define TEST_STARTUP_WORD 0x31503550u
 
 // Exits without relying on a hosted runtime.
@@ -58,7 +57,7 @@ static void verify_child_bootstrap(void) {
 
 // Runs the child half and signals the inherited parent event after validation.
 static void run_child(void) {
-    SYS_HANDLE event = SysGetStartupCapability(TEST_STARTUP_EVENT_TAG);
+    SYS_HANDLE event = SysGetStartupCapability("test.builder-event");
     if (event == SYS_HANDLE_INVALID) exit_now(10);
     verify_child_bootstrap();
     if (SysSignalEvent(event) != NTLSTATUS_SUCCESS) exit_now(11);
@@ -88,7 +87,7 @@ static int run_parent(void) {
 
     NTL_PROCESS_STARTUP_CAPABILITY startupCapability;
     memset(&startupCapability, 0, sizeof(startupCapability));
-    startupCapability.Tag = TEST_STARTUP_EVENT_TAG;
+    strcpy(startupCapability.Name, "test.builder-event");
     startupCapability.SourceHandle = event;
     startupCapability.DesiredRights = SYS_EVENT_RIGHT_SIGNAL | SYS_RIGHT_QUERY;
     startupCapability.DuplicateFlags = SYS_DUPLICATE_HANDLE_FLAG_NONE;