1. 2011-10-31 [PATCH v5 20/36] Hexagon: Provide basic debugging and system trap suppor linux-kernel Richard Kuo 2. 2011-10-19 [PATCH v5 20/36] Hexagon: Provide basic debugging and system trap suppor linux-kernel Richard Kuo 3. 2011-10-19 [PATCH v5 20/36] Hexagon: Provide basic debugging and system trap suppor linux-arch Richard Kuo