Re: Timer interrupt on Linux 3.0.3

2011-09-21 Thread MohanReddy koppula
I had the same issue with an MPC885 board. My kernel was 2.6.33. On that board decrementer exception was not working. I replaced the board, took new board (MPC885 only, just another board) and the same kernel worked fine. I don't know how the problem was solved. -Mohan On 9/22/11, Scott Wood wro

Re: Timer interrupt on Linux 3.0.3

2011-09-21 Thread Scott Wood
On 09/21/2011 01:56 AM, Vineeth wrote: >>> What was the issue? You really should try to make this work rather than >>> hack around it. > > what we found was the decrementer is not generating an exception when it > becomes 0. and the timebase registers are not getting incremented too. Does the de

Re: Timer interrupt on Linux 3.0.3

2011-09-16 Thread Scott Wood
On 09/16/2011 06:43 AM, Vineeth wrote: > Hi, > > We are porting Linux on MPC7410 based board. As there was some issue > with the processor DECrementer and timebase registers, What was the issue? You really should try to make this work rather than hack around it. > lately we moved to Linux 3.0.3