shell: boot: switch to trusted commands

source/shell/boot.c

@@ -4,12 +4,19 @@
 
 #include <console.h>
 #include <macros.h>
+#include <shell.h>
 
 #include <fs/mufs.h>
 
 #include <shell/boot.h>
 
 extern struct mufs *mufs;
+extern struct shell user_shell;
+
+struct cmd safe_cmds[] = {
+	{ "booting", "", shell_boot },
+	{ NULL, NULL, NULL },
+};
 
 int shell_prepare(struct console *con, size_t argc, const char **argv)
 {
@@ -46,6 +53,8 @@ int shell_prepare(struct console *con, size_t argc, const char **argv)
 		return -1;
 	}
 
+	user_shell.cmds = safe_cmds;
+
 	return 0;
 }