Re: Preempt-RT on OMAP3?

2009-04-07 Thread Hugo Vincent
On Tue, Apr 7, 2009 at 4:19 PM, Hugo Vincent hugo.vinc...@gmail.com wrote: On Tue, Apr 7, 2009 at 3:36 PM, David Brownell davi...@pacbell.net wrote: On Monday 06 April 2009, Hugo Vincent wrote: Here is a complete boot log + config: http://hugovincent.com/files/lkml-20090407/boot2.log Erm,

Re: Preempt-RT on OMAP3?

2009-04-06 Thread David Brownell
On Sunday 05 April 2009, Hugo Vincent wrote: I'm trying to get the realtime patch set to work on OMAP3 (Gumstix Overo). Linux-omap 2.6.29 with the RT patches -rt1 or -rt2 work mostly as is (MUSB and the usb-gadget layer have quite a few problems, and Like what? Way back in 2.6.10 MUSB behaved

Re: Preempt-RT on OMAP3?

2009-04-06 Thread David Brownell
RX DMA is troublesome with the MUSB code, and there are some bugfixes pending which should affect it.  (Posted to linux-usb over the last week or two.) Do these problems show up with DMA disabled? I guess you mean with CONFIG_MUSB_PIO_ONLY - yes, I've tried that. I don't observe the

Re: Preempt-RT on OMAP3?

2009-04-06 Thread Hugo Vincent
On Tue, Apr 7, 2009 at 2:27 PM, David Brownell davi...@pacbell.net wrote: RX DMA is troublesome with the MUSB code, and there are some bugfixes pending which should affect it.  (Posted to linux-usb over the last week or two.) Do these problems show up with DMA disabled? I guess you

Re: Preempt-RT on OMAP3?

2009-04-06 Thread David Brownell
On Monday 06 April 2009, Hugo Vincent wrote: Here is a complete boot log + config: http://hugovincent.com/files/lkml-20090407/boot2.log Erm, not very complete actually. Enable DEBUG_LL to see more early messages ... like the ones starting right after the kernel decompression messages. Also,

Re: Preempt-RT on OMAP3?

2009-04-06 Thread Hugo Vincent
On Tue, Apr 7, 2009 at 3:36 PM, David Brownell davi...@pacbell.net wrote: On Monday 06 April 2009, Hugo Vincent wrote: Here is a complete boot log + config: http://hugovincent.com/files/lkml-20090407/boot2.log Erm, not very complete actually.  Enable DEBUG_LL to see more early messages ...

Preempt-RT on OMAP3?

2009-04-05 Thread Hugo Vincent
Hi everyone, I'm trying to get the realtime patch set to work on OMAP3 (Gumstix Overo). Linux-omap 2.6.29 with the RT patches -rt1 or -rt2 work mostly as is (MUSB and the usb-gadget layer have quite a few problems, and the realtime self-test stuff picks up a few problems to do with spinlock usage