Are you running the latest version of the toolflow? Earlier versions did not include the CPU interface to the DRAM.
Jason On 02 Dec 2016, at 15:30, Franco <francocuro...@gmail.com> wrote: > The register is not present in the bitstream. I thought that the register was > inside the dram yellow block though. I have to add it manually or something? > > Here is the listdev just in case: > > ['acc_len', > 'adc5g_controller', > 'cnt_rst', > 'dout0_0', > 'dout0_1', > 'dout0_2', > 'dout0_3', > 'dout1_0', > 'dout1_1', > 'dout1_2', > 'dout1_3', > 'dout2_0', > 'dout2_1', > 'dout2_2', > 'dout2_3', > 'filter_gain', > 'filter_on', > 'snapshot0_bram', > 'snapshot0_ctrl', > 'snapshot0_status', > 'snapshot0_trig_offset', > 'snapshot1_bram', > 'snapshot1_ctrl', > 'snapshot1_status', > 'snapshot1_trig_offset', > 'sync_gen_sync', > 'sync_gen_sync_period_sel', > 'sync_gen_sync_period_var', > 'sys_board_id', > 'sys_clkcounter', > 'sys_rev', > 'sys_rev_rcs', > 'sys_scratchpad', > 'write_done'] > > thanks, > > Franco > > > On 02/12/16 10:02, Marc Welz wrote: >> Then there is no bitstream programmed or the particular bitstream >> doesn't contain that register. Type >> >> ?listdev >> >> on that connection to find out >> >> regards >> >> marc >> >> >> On Fri, Dec 2, 2016 at 12:52 PM, Franco <francocuro...@gmail.com> wrote: >>> It says: #log error 1018802834854 raw >>> register\_dram_controller\_not\_defined >>> >>> >>> Franco >>> >>> >>> >>> On 02/12/16 04:32, Marc Welz wrote: >>>> telnet to the roach on port 7147 while repeating the operation - what >>>> do the #log messages say ? >>>> >>>> On Thu, Dec 1, 2016 at 3:43 PM, Franco <francocuro...@gmail.com> wrote: >>>>> Hi! >>>>> >>>>> I tried to test the dram of ROACH2 by porting an example model I had for >>>>> ROACH1. >>>>> >>>>> However when I tried to read the dram I got the following error: >>>>> >>>>> RuntimeError: Request write failed. >>>>> Request: ?write dram_controller 0 \0\0\0\0 >>>>> Reply: !write fail. >>>>> >>>>> Someone knows what's the problem? >>>>> >>>>> >>>>> thanks, >>>>> >>>>> Franco Curotto >>>>> >>>>> > >
