From 5f47c91cfc039d225fa544af80308f2625af0b22 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E5=91=A8=E7=9D=BF?= <zrufo747@outlook.com>
Date: Thu, 2 Jan 2025 07:42:45 +0000
Subject: [PATCH] add doc

---
 modules/axhal/src/arch/mod.rs | 1 +
 1 file changed, 1 insertion(+)

diff --git a/modules/axhal/src/arch/mod.rs b/modules/axhal/src/arch/mod.rs
index 71ea3fe7af..b255a74245 100644
--- a/modules/axhal/src/arch/mod.rs
+++ b/modules/axhal/src/arch/mod.rs
@@ -13,6 +13,7 @@ cfg_if::cfg_if! {
     }
 }
 
+/// Cache operations.
 #[derive(Debug, Clone, Copy)]
 pub enum CacheOp {
     Clean,