Hi Andrew and Wes, You've both convinced me to write a parser for the core_info.tab file - It's more transferable and less likely to screw things up.
Cheers, Ross On Mon, Oct 21, 2013 at 11:58 PM, Andrew Martens <and...@ska.ac.za> wrote: > Hi Ross > >> Hi Wes and all, >> >> So the MMAP is working really quite well on a ROACH-1 - This question >> is more my lack of understanding of the tool-chain. >> >> Does anybody know how to fix the memory address for the various CASPER >> brams and registers. I edited the core_info.tab inside the copied >> XPS_ROACH_BASE and unchecked "Copy base package" but It still was >> overwritten (I'm assuming this is in the system generator stage). I'd >> rather not hack the top level core_info.tab so what would be the best >> way to define the memory locations? > > > I am assuming that you want to write code that has the addresses hard-coded > in some way. The best would be not to do this and have your code figure out > the addresses from the core_info.tab file. > > If you must, build your design till the last stage (uncheck the EDK and ISE > part). Then go hand edit the system.mhs file in the XPS_ROACH_BASE > directory. > You will find your registers and brams and where you they are on the bus. > You can change where they are in the address space. When you are done, > perform the final stage in the build (uncheck everything except the EDK, ISE > part and build). Take some time to figure out how the address space is > organised (most devices are hard-coded but the registers and shared brams > are allocated address space within a specific area at compile time). If you > have many yellow blocks you may have to also figure out how opb bridges > work. > > Good luck > > Regards > Andrew > > > >> Ross >> >> On Tue, Oct 15, 2013 at 4:48 PM, Ross Williamson >> <rwilliam...@astro.caltech.edu> wrote: >>> >>> Hi Wes, >>> >>> Thanks - I got the MMAP up and running on a ROACH1 with those >>> instructions. >>> >>> R >>> >>> On Tue, Oct 15, 2013 at 12:19 AM, Wesley New <wes...@ska.ac.za> wrote: >>>> >>>> Hi Ross, >>>> >>>> The steps should be outlined here. >>>> https://casper.berkeley.edu/wiki/FPGA_Device_Driver_Memo >>>> >>>> I am not sure if these steps work for ROACH1 and 2 but at least it is a >>>> starting point. >>>> >>>> Wes >>>> >>>> Wesley New >>>> South African SKA Project >>>> +2721 506 7365 >>>> www.ska.ac.za >>>> >>>> >>>> >>>> >>>> On Tue, Oct 15, 2013 at 3:09 AM, Ross Williamson >>>> <rwilliam...@astro.caltech.edu> wrote: >>>>> >>>>> Hi All, >>>>> >>>>> I know from the CASPER meeting that MMAP is available for the ROACH-1. >>>>> Are there any instructions anywhere on getting it up and running? >>>>> >>>>> Best regards, >>>>> >>>>> Ross >>>>> >>>>> -- >>>>> Ross Williamson >>>>> Research Scientist - Sub-mm Group >>>>> California Institute of Technology >>>>> 626-395-2647 (office) >>>>> 312-504-3051 (Cell) >>>>> >>> >>> >>> -- >>> Ross Williamson >>> Research Scientist - Sub-mm Group >>> California Institute of Technology >>> 626-395-2647 (office) >>> 312-504-3051 (Cell) >> >> >> > -- Ross Williamson Research Scientist - Sub-mm Group California Institute of Technology 626-395-2647 (office) 312-504-3051 (Cell)
