[init] Show startup and shutdown function names in debug messages

Signed-off-by: Michael Brown <mcb30@ipxe.org>

src/arch/x86/core/cachedhcp.c

@@ -127,6 +127,7 @@ struct init_fn cachedhcp_init_fn __init_fn ( INIT_NORMAL ) = {
 
 /** Cached DHCPACK startup function */
 struct startup_fn cachedhcp_startup_fn __startup_fn ( STARTUP_LATE ) = {
+	.name = "cachedhcp",
 	.startup = cachedhcp_startup,
 };
 

src/arch/x86/core/runtime.c

@@ -265,5 +265,6 @@ static void runtime_init ( void ) {
 
 /** Command line and initrd initialisation function */
 struct startup_fn runtime_startup_fn __startup_fn ( STARTUP_NORMAL ) = {
+	.name = "runtime",
 	.startup = runtime_init,
 };