make input context could clean all bits expect 0 of add flag

rust-osdev · Aug 26, 2024 · fced957 · fced957
1 parent 3515506
commit fced957
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/src/context/mod.rs b/src/context/mod.rs
@@ -222,6 +222,11 @@ pub trait InputControlHandler: AsRef<[u32]> + AsMut<[u32]> {
         self.as_mut()[1].set_bit(i, false);
     }
 
+    /// clear all add flag expect ep 0
+    fn clear_all_nonep0_add_flag(&mut self) {
+        self.as_mut()[1] = 1u32;
+    }
+
     rw_field_cx!([7](0..=7), configuration_value, "Configuration Value", u8);
     rw_field_cx!([7](8..=15), interface_number, "Interface Number", u8);
     rw_field_cx!([7](16..=23), alternate_setting, "Alternate Setting", u8);