AT91SAM9G20 design and boot times

2009-06-10 Thread Aras Vaichas
Hi, we're designing our next generation RFID reader and I'm planning on using the AT91SAM9G20 in the next design. We currently use the AT91RM9200. Can I get some feedback from people with regards to general design configurations that affect the boot time with respect to this CPU (or the AT91SAM9

Kernel crashing and log buffers...

2009-06-10 Thread Robin Getz
On 17 Oct 2007, after much discussion and debate, Mike added add two new functions for reading the kernel log buffer (from kernel space). http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=0b15d04af3dd996035d8fa81fc849d049171f9c3 The intention was for them to be used by

Re: Representing Embedded Architectures at the Kernel Summit

2009-06-10 Thread Kumar Gala
On Jun 2, 2009, at 5:21 PM, Jean-Christophe PLAGNIOL-VILLARD wrote: I'd like to propose AMP and kernel relocate as more and SoC will came with multiple core with or without the same arch I think AMP or at least the idea of the kernel communicating with other OSes on the same SoC in multi-

Re: Representing Embedded Architectures at the Kernel Summit

2009-06-10 Thread Kumar Gala
On Jun 2, 2009, at 12:29 PM, Josh Boyer wrote: Which leads me to suggest that it is at least worth having someone with an embedded focus at KS to simply keep an eye out for impacts of generic changes. "Feature parity" is something I often deal with in trying to keep ppc4xx up to speed wit

Re: [Ksummit-2009-discuss] Representing Embedded Architectures at the Kernel Summit

2009-06-10 Thread Thomas Petazzoni
Le Wed, 03 Jun 2009 12:19:57 -0400, James Bottomley a écrit : > So ZONE_DMA and coherent memory allocation as represented by the > coherent mask are really totally separate things. The idea of > ZONE_DMA was really that if you had an ISA device, allocations from > ZONE_DMA would be able to acces