[uClinux-dev] Excluding one of n Cores

2013-07-29 Thread Michael Schnell
Hi Experts. Is there a kind of official way to set aside one of the available cores in an SMP system from the Linux OS to do deeply embedded extremely-low-latency stuff in a kind of single task main loop type environment ? I.e. creating a true coprocessor from an SMP hardware. Some of the

Re: [uClinux-dev] Excluding one of n Cores

2013-07-29 Thread Lennart Sorensen
On Mon, Jul 29, 2013 at 12:51:31PM +0200, Michael Schnell wrote: Hi Experts. Is there a kind of official way to set aside one of the available cores in an SMP system from the Linux OS to do deeply embedded extremely-low-latency stuff in a kind of single task main loop type environment ?

Re: [uClinux-dev] ARM7TDMI zImage booting

2013-07-29 Thread Plüss Tobias TA . E . 1001
Hi Daniel, I managed to set up DDD today and do some debugging. What I did: - configure the kernel for zImage - CONNFIG_ZBOOT_ROM, so that my zImage can run from flash - then I loaded this zImage to the Flash and using my JTAG adaptor I can connect with the DDD debugger and step through the

Re: [uClinux-dev] Excluding one of n Cores

2013-07-29 Thread Michael Schnell
On 07/29/2013 04:23 PM, Lennart Sorensen wrote: Something like this: http://lwn.net/Articles/464391/ While this is really interesting stuff and closely related (defining a standard protocol between Linux and coprocessors), I understand that this article is about using coprocessors that are

Re: [uClinux-dev] Excluding one of n Cores

2013-07-29 Thread Lennart Sorensen
On Mon, Jul 29, 2013 at 05:19:32PM +0200, Michael Schnell wrote: While this is really interesting stuff and closely related (defining a standard protocol between Linux and coprocessors), I understand that this article is about using coprocessors that are dedicated by hardware (e.g. because