Hi, I made serveral changes for 6.64, the change are as following: revision 6.67 date: 2004/03/31 17:56:11; author: cltien; state: Exp; lines: +3 -2 Disable the timed out debug message, nothing wrong. ---------------------------- revision 6.66 date: 2004/03/31 17:42:08; author: cltien; state: Exp; lines: +3 -2 Make sure to call chkintr_mpu401 after attach_mpu401 called. ---------------------------- revision 6.65 date: 2004/03/29 22:58:49; author: cltien; state: Exp; lines: +5 -3 Now the AC3_SW can work on PPC for chip ver 037 or older. Sincerely, ChenLi Tien