Re: Question about e300 core decrementer interrupt

2009-09-10 Thread Kenneth Johansson
On Wed, 2009-09-09 at 13:43 -0500, Scott Wood wrote: On Wed, Sep 09, 2009 at 01:16:07PM +0200, Kenneth Johansson wrote: On Tue, 2009-09-08 at 13:48 +0800, Li Tao-B22598 wrote: Dear all, I have a problem in MPC5121 sleep mode. As you know MPC5121 use e300c4 core. When I make the

Re: Question about e300 core decrementer interrupt

2009-09-10 Thread Li Tao
Hi Johansson, Thanks for your response 在 2009-09-10四的 11:09 +0200,Kenneth Johansson写道: On Wed, 2009-09-09 at 13:43 -0500, Scott Wood wrote: On Wed, Sep 09, 2009 at 01:16:07PM +0200, Kenneth Johansson wrote: On Tue, 2009-09-08 at 13:48 +0800, Li Tao-B22598 wrote: Dear all, I

Re: Question about e300 core decrementer interrupt

2009-09-10 Thread Li Tao
Hi Scott Wood, Thanks for your response 在 2009-09-09三的 13:43 -0500,Scott Wood写道: On Wed, Sep 09, 2009 at 01:16:07PM +0200, Kenneth Johansson wrote: On Tue, 2009-09-08 at 13:48 +0800, Li Tao-B22598 wrote: Dear all, I have a problem in MPC5121 sleep mode. As you know MPC5121 use e300c4

Re: Question about e300 core decrementer interrupt

2009-09-10 Thread Scott Wood
Li Tao wrote: Hi Scott Wood, Thanks for your response 在 2009-09-09三的 13:43 -0500,Scott Wood写道: The decrementer stops ticking when the core goes to sleep. However, if a decrementer was already pending (but masked with MSR[EE]) before you enter sleep mode, it will cause a wakeup. To avoid

Re: Question about e300 core decrementer interrupt

2009-09-09 Thread Kenneth Johansson
On Tue, 2009-09-08 at 13:48 +0800, Li Tao-B22598 wrote: Dear all, I have a problem in MPC5121 sleep mode. As you know MPC5121 use e300c4 core. When I make the e300c4 core into sleep mode, it will return to full power mode when the“decrementer interrupt” occurred. But in the e300 core

Re: Question about e300 core decrementer interrupt

2009-09-09 Thread Scott Wood
On Wed, Sep 09, 2009 at 01:16:07PM +0200, Kenneth Johansson wrote: On Tue, 2009-09-08 at 13:48 +0800, Li Tao-B22598 wrote: Dear all, I have a problem in MPC5121 sleep mode. As you know MPC5121 use e300c4 core. When I make the e300c4 core into sleep mode, it will return to full power

Question about e300 core decrementer interrupt

2009-09-08 Thread Li Tao-B22598
Dear all, I have a problem in MPC5121 sleep mode. As you know MPC5121 use e300c4 core. When I make the e300c4 core into sleep mode, it will return to full power mode when the“decrementer interrupt” occurred. But in the e300 core reference manual said that the “decrementer interrupt”have no