diff --git a/boards/sim/sim/sim/configs/smp/defconfig b/boards/sim/sim/sim/configs/smp/defconfig
new file mode 100644
index 0000000000..87466adeae
--- /dev/null
+++ b/boards/sim/sim/sim/configs/smp/defconfig
@@ -0,0 +1,28 @@
+#
+# This file is autogenerated: PLEASE DO NOT EDIT IT.
+#
+# You can use "make menuconfig" to make any modifications to the installed .config file.
+# You can then do "make savedefconfig" to generate a new defconfig file that includes your
+# modifications.
+#
+# CONFIG_NSH_CMDOPT_HEXDUMP is not set
+CONFIG_ARCH="sim"
+CONFIG_ARCH_BOARD="sim"
+CONFIG_ARCH_BOARD_SIM=y
+CONFIG_ARCH_CHIP="sim"
+CONFIG_ARCH_SIM=y
+CONFIG_BOARDCTL_POWEROFF=y
+CONFIG_BUILTIN=y
+CONFIG_DEBUG_SYMBOLS=y
+CONFIG_EXAMPLES_HELLO=y
+CONFIG_FS_PROCFS=y
+CONFIG_NSH_ARCHINIT=y
+CONFIG_NSH_BUILTIN_APPS=y
+CONFIG_SCHED_HAVE_PARENT=y
+CONFIG_SCHED_WAITPID=y
+CONFIG_SIM_WALLTIME=y
+CONFIG_SMP=y
+CONFIG_SYSTEM_NSH=y
+CONFIG_TESTING_OSTEST=y
+CONFIG_TESTING_SMP=y
+CONFIG_USER_ENTRYPOINT="nsh_main"