Hi cilly, I'm in the process of adding PMW fan control to my M10000. Hopefully I can reproduce your findings then and be able to figure out what's going on. Give my a couple of days... ...juerg On 7/27/07, cilly <cilly at cilly.mine.nu> wrote: > On Jul 27, 2007, at 5:48 AM, Juerg Haefliger wrote: > > > Hmm... That doesn't make sense. What happens if you do 'isaset -y -f > > 0x6051 0x08'? Does the fan turn off? If yes, can you turn it back on > > with 'isaset -y -f 0x651 0x00'? > > freshly bootet system: > > # isaset -y -f 0x6051 0x08 > > fan still running > > # isadump -y -f 0x6000 0x80 > 0 1 2 3 4 5 6 7 8 9 a b c d e f > 6000: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 1f 08 > 6010: 03 10 0d 41 8c 06 46 01 00 00 00 00 02 74 6f 6c > 6020: 6e bf c1 78 bd c4 c9 7f 72 72 00 ce ba 7b 74 ce > 6030: a9 d6 af d4 c0 72 07 14 7b 93 8e ff ff c9 b6 b0 > 6040: 01 00 00 ff ff e0 ff 50 2d 45 03 55 55 00 0f 00 > 6050: 01 08 00 00 00 00 ff ff ff ff ff ff 00 77 11 33 > 6060: ff ff ff 00 00 00 00 00 00 00 00 00 00 00 00 00 > 6070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 > > # isaset -y -f 0x651 0x00 > Data mismatch, wrote 0x00, read 0xff back. > > # isadump -y -f 0x6000 0x80 > 0 1 2 3 4 5 6 7 8 9 a b c d e f > 6000: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 1f 08 > 6010: 03 10 0d c3 83 06 46 86 00 00 00 00 02 74 6f 6c > 6020: 6e bf c1 78 bd c4 c9 7f 72 73 00 ce ba 7b 74 ce > 6030: a9 d6 af d4 c0 72 07 14 7b 93 8e ff ff c9 b6 b0 > 6040: 01 00 00 ff ff e0 ff 50 2d 85 03 d5 55 00 0f 00 > 6050: 01 08 00 00 00 00 ff ff ff ff ff ff 00 77 11 33 > 6060: ff ff ff 00 00 00 00 00 00 00 00 00 00 00 00 00 > 6070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 > > now, what to do? --- reboot >