Hi Marcos, Sorry for the late reply. > On Wed, Jun 11, 2008 at 03:39:43PM -0700, Juerg Haefliger wrote: >> Hi Marcos, >> OK I'm fishing now. Can you try: >> isadump 0x910 0x911 > > mdione at mustang:~$ sudo isadump 0x910 0x911 > WARNING! Running this program can cause system crashes, data loss and worse! > I will probe address register 0x910 and data register 0x911. > Continue? [Y/n] > 0 1 2 3 4 5 6 7 8 9 a b c d e f > 00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 > 10: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 > 20: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 > 30: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 > 40: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 > 50: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 > 60: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 > 70: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 > 80: 1f 00 00 07 00 00 00 04 00 01 00 01 32 37 38 34 > 90: 02 00 00 00 80 00 00 08 00 00 00 00 00 00 00 43 > a0: 00 01 00 64 00 00 28 31 ec 13 de 0b 0a 47 00 00 > b0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 > c0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 > d0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 > e0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 > f0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 > > looks promising... Can you run 'isadump 0x910 0x911' when the system is idle and also when it's loaded (with cpuburn for example)? ...juerg >