Anyone ? 2009/6/10 Tiago Rogério Mück <[email protected]>
> Hi all, > > I'm working on some experiments using the USRP2, and the 32 Kb available > for the firmware won't be enough for my experiments. I'll need to modify the > FPGA code so I can use the 1 MB SRAM for both instructions and data for the > aeMB, but I'm a bit lost on how I can do this modifications. > > I looked the code and came to some conclusions about what needs to be done: > > 1 - Change the memory map > - Change the RAM space to 0 - 1 MB > - Update the mapping of the buffer poll and the peripherals > > 2 - Change the logic inside the sys_ram block to forward access to > addresses beyond 32 K to the external SRAM > > 3 - Change the ram_loader parameters so it can load the entire firmware. > > Could someone tell me if I'm going to the right direction? I will be very > grateful for any hint you can give me. > > Thanks >
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