docs: Document os.reset()

Signed-off-by: Rahix <rahix@rahix.de>

Documentation/pycardium/os.rst

@@ -43,3 +43,12 @@ Epicardium-Specific
 
    :param str name: Path to new app/script/l0dable.
    :return: This function never returns.  It can, however raise an exception.
+
+.. py:function:: os.reset()
+
+   Reboot card10.
+
+   .. warning::
+
+      Please only call this function if absolutely necessary.  In most cases
+      you'll want to just :py:func:`os.exit` instead.

pycardium/modules/os.c

@@ -19,15 +19,6 @@ static mp_obj_t mp_os_exit(size_t n_args, const mp_obj_t *args)
 }
 static MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(exit_obj, 0, 1, mp_os_exit);
 
-static mp_obj_t mp_os_reset(void)
-{
-	epic_system_reset();
-
-	/* unreachable */
-	return mp_const_none;
-}
-static MP_DEFINE_CONST_FUN_OBJ_0(reset_obj, mp_os_reset);
-
 static mp_obj_t mp_os_exec(mp_obj_t name_in)
 {
 	const char *name_ptr;
@@ -57,6 +48,15 @@ static mp_obj_t mp_os_exec(mp_obj_t name_in)
 }
 static MP_DEFINE_CONST_FUN_OBJ_1(exec_obj, mp_os_exec);
 
+static mp_obj_t mp_os_reset(void)
+{
+	epic_system_reset();
+
+	/* unreachable */
+	return mp_const_none;
+}
+static MP_DEFINE_CONST_FUN_OBJ_0(reset_obj, mp_os_reset);
+
 static mp_obj_t mp_os_listdir(mp_obj_t py_path)
 {
 	const char *path = mp_obj_str_get_str(py_path);