diff --git a/Cargo.lock b/Cargo.lock
index cea3274c..45f12028 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -450,6 +450,7 @@ name = "rcore-console"
 version = "0.0.0"
 dependencies = [
  "log",
+ "riscv",
  "spin 0.9.8",
 ]
 
diff --git a/console/Cargo.toml b/console/Cargo.toml
index 18bac648..7610e36b 100644
--- a/console/Cargo.toml
+++ b/console/Cargo.toml
@@ -13,4 +13,5 @@ categories = ["no-std"]
 
 [dependencies]
 log = "0.4.17"
+riscv = "0.10.1"
 spin = "0.9"
diff --git a/console/src/lib.rs b/console/src/lib.rs
index 2aaad280..3fb15ae8 100644
--- a/console/src/lib.rs
+++ b/console/src/lib.rs
@@ -6,6 +6,7 @@
 use core::{
     fmt::{self, Write},
     str::FromStr,
+    time::Duration,
 };
 use spin::Once;
 
@@ -96,7 +97,7 @@ struct Logger;
 impl Write for Logger {
     #[inline]
     fn write_str(&mut self, s: &str) -> Result<(), fmt::Error> {
-        let _ = CONSOLE.get().unwrap().put_str(s);
+        CONSOLE.get().unwrap().put_str(s);
         Ok(())
     }
 }
@@ -118,8 +119,11 @@ impl log::Log for Logger {
             Debug => 32,
             Trace => 90,
         };
+        let time = Duration::from_nanos(riscv::register::time::read64() * 100);
         println!(
-            "\x1b[{color_code}m[{:>5}] {}\x1b[0m",
+            "\x1b[{color_code}m[{:>3}.{:03}s] [{:>5}] {}\x1b[0m",
+            time.as_secs(),
+            time.subsec_millis(),
             record.level(),
             record.args(),
         );