Re: Memory locations

2021-06-07 Thread Gregory Nutt
I will, I believe, need to declare - place - MCAN related structures such that they (or at least some elements of them) are in SRAM. You will need to exercise care.  SRAM (called isram in the linker scripts) is already used for other things including the MMU page table: https://github.com/pa

Re: Memory locations

2021-06-07 Thread TimH
On 07/06/2021 17:22, Tim wrote: This is probably not really a NuttX question per se, but it relates to getting the MCAN interface for a sama5d2 to work properly. And you are all such knowledgable and helpful people :) The MCAN controllers assume the base address of the message ram is at 0x2

Re: Memory locations

2021-06-07 Thread Nathan Hartman
On Mon, Jun 7, 2021 at 12:24 PM Tim wrote: > > This is probably not really a NuttX question per se, but it relates to > getting the MCAN interface for a sama5d2 to work properly. And you are all > such knowledgable and helpful people :) > > > > The MCAN controllers assume the base address of the m

Memory locations

2021-06-07 Thread Tim
This is probably not really a NuttX question per se, but it relates to getting the MCAN interface for a sama5d2 to work properly. And you are all such knowledgable and helpful people :) The MCAN controllers assume the base address of the message ram is at 0x20+offsets. 0x20 is the inter