[casper] Error with mmcm

specified PERIOD constraint. The current calculated FVCO is 512.032770 MHz. Reference the V6 architecture Users Guide or search the Xilinx Answer Records database for the error code. Errors found during logical drc. thanks Nishanth Shivashankaran

Re: [casper] ROACH2 MKID Block and DDR3 DRAM

gt;>> http://www.mail-archive.com/casper%40lists.berkeley.edu/msg04323.html >>> >>> >>> >>> I was if anyone has tried to change the IDELAYCTRL frequency so that the >>> RAM can run at a higher clock speed. This work may be able to be tied into >>> the PPC interface work or error free work from the following email. >>> >>> >>> >>> http://www.mail-archive.com/casper%40lists.berkeley.edu/msg05670.html >>> >>> >>> >>> I would be more than happy to try and help with this. I have an interest >>> in the PPC interface but error free operation is more critical. >>> >>> >>> >>> Johnathon Gard >>> >>> National Institute of Standards and Technology >>> >>> Quantum Sensors Project​ >>> >>> >>> >> > -- Nishanth Shivashankaran Arizona State University Phone:-480-246-6866 Email:nshiv...@asu.edu adc_dac_pcores.7z Description: application/7z-compressed

Re: [casper] ROACH2 MKID Block and DDR3 DRAM

irtex-6_MMCM_Limitations > > HTH, > Dave > > On Mar 6, 2015, at 10:20 AM, Nishanth Shivashankaran wrote: > > > Hi All, > > > >I have replaced the DCM with the MMCM, and the firmware works till > about 480MHz. I tried to play with other multipliers and divide

Re: [casper] ROACH2 MKID Block and DDR3 DRAM

around for the PPC to >> DRAM interface. I guess it also opens up the ability to send data to the >> ROACH2 over the 10Gbe link. Our link is only sending data to the PC it is >> connected to. >> >> >> I hope this helps. >> >> >> Johnathon Gard >&g

[casper] Roach1 not working

stopped returning characters to the minicom terminal I was getting error messages like kernel panic etc. now even that is not showing up. Can someone help me in this regard. Warm regards, Nishanth Shivashankaran Arizona State University Email:nshiv...@asu.edu

Re: [casper] Roach1 not working

up. Is there a way to check if i have done something wrong or > > reset the whole machine. I did reset the whole machine using the reset > > switch in front of the roach. Before it stopped returning characters to > > the > > minicom terminal I was getting error messages

Re: [casper] Roach1 not working

015 at 10:49 PM, Nishanth Shivashankaran < > nshiv...@asu.edu> wrote: > >> Hi All, >> >> We bought a new desktop and I tried installing nfs boot on to the new >> computer to boot the roach1 and was trying to bring the roach1 up. But I >> think I messe

Re: [casper] Roach1 not working

0 1792 mtdblock0 (driver?) 1f01256 mtdblock1 (driver?) 1f02 8192 mtdblock2 (driver?) 1f03 54656 mtdblock3 (driver?) 1f04256 mtdblock4 (driver?) 1f05384 mtdblock5 (driver?) Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(2,0) Reboot

Re: [casper] Roach1 not working

r=192.168.40.1, rootserver=192.168.40.1, > > rootpath=/home/nfs/roach1/current,nolock > > Looking up port of RPC 13/2 on 192.168.40.1 > > Looking up port of RPC 15/1 on 192.168.40.1 > > Root-NFS: Server returned error -13 while mounting > > /home/nfs/roac

Re: [casper] {Disarmed} Re: Roach1 not working

2.1 > >> > ibm-iic0: using standard (100 kHz) mode > >> > ibm-iic1: using standard (100 kHz) mode > >> > rmon: found Roach Monitor - Rev 8.3.1698 > >> > rmon_sensors: initialized 23 sensors > >> > rmon 0-000f: rtc core: registered rmon

Re: [casper] Roach1 not working

p transport module. >> > rmon 0-000f: setting system clock to 2090-01-27 17:36:25 UTC (3789221785) >> > eth0: interrupt coalescing (RX:count=8 time=1000, TX:count=8 time=1000) >> > eth0: link is down >> > Sending DHCP requests .<6>eth0: link is up, 1

Re: [casper] Roach1 not working

Hi David, It gives me this result. /home/nfs/roach1/boot 192.168.70.0/24(rw,wdelay,no_root_squash,sec=sys,rw,no_root_squash,no_all_squash) thanks Nishanth On Sun, May 10, 2015 at 7:59 PM, David MacMahon wrote: > Hi, Nishanth, > > On May 10, 2015, at 11:41 AM, Nishanth Shiva

Re: [casper] {Disarmed} Re: Roach1 not working

> exportfs > > -v" show? > > > > > > > thanks > > Nishanth > > > > > > On Sun, May 10, 2015 at 7:59 PM, David MacMahon > > > > wrote: > > > >> Hi, Nishanth, > >> > >> On May 10, 2015, at 11:41 A

Re: [casper] {Disarmed} Re: {Disarmed} Re: Roach1 not working

ch1/current,nolock > >> > > Looking up port of RPC 13/2 on 192.168.70.1 > >> > > Looking up port of RPC 15/1 on 192.168.70.1 > >> > > Root-NFS: Server returned error -13 while mounting > >> > /home/nfs/roach1/current > >

[casper] Simulink Input output problem.

any way that I can correct this? I am very sure that I installed the same versions of matlab and xilinx as mentioned in the casper website.Somebody please help me in this regard. Thank you, Nishanth Shivashankaran

[casper] SMA clocks

Hi All, I wanted to connect a 1GHZ clock to the SMA connector on the Roach. I did not find any documentation about maximum clocking speed. Please can someone share some knowledge about SMA clocking. Thanks and regards Nishanth Shivashankaran Arizona State University

[casper] Error while trying to interface DAC

Hi All I am trying to interface a MKID dac with the roach to generate tones by using a bram as look up table for DAC but when I try to compile the design i get an error as below Error in 'trydac/dac_mkid_4x/Subsystem/parallel_to_serial_converter': Initialization commands cannot be evaluated. Ca

Re: [casper] Error while trying to interface DAC

nymore (for whatever reason; someone > right-clicked and chose "break link"?). > > Jason > > On 25 Jan 2014, at 3:40, Nishanth Shivashankaran wrote: > > > Hi All > > > > I am trying to interface a MKID dac with the roach to generate tones > by using a