Re: [Discuss-gnuradio] how to test sse2 support using cmake

2012-09-17 Thread Robert McGwier
How about looking at the libvolk components and see how SSE is done and mimic? On Sep 17, 2012 12:51 AM, "Kyle Zhou" wrote: > I have a block which depends on sse2. I need to tell cmake to check if the > cpu support sse2 in order to determine if the sse2 acceleated version or a > generic version s

Re: [Discuss-gnuradio] how to test sse2 support using cmake

2012-09-17 Thread Nick Foster
Kyle, This sounds like a job for VOLK! Seriously, sounds like your block could benefit from all the nice housekeeping that Volk takes care of for you, including runtime auto-detection of platform support, conditional compiling based on compiler support, and alignment reporting. Consider includi

[Discuss-gnuradio] Is there python code to automatically find USRP2 devices

2012-09-17 Thread Alex Zhang
Hi, Instead of specifying the device address in instantiating the usrp_resouce, I would like to let my python code to automatically detect the connected USRP and return the device addresses, just like the UHD_FIND_DEVICES does. After I get all the addresses of the connected USRPs, then the pyhon c

Re: [Discuss-gnuradio] Is there python code to automatically find USRP2 devices

2012-09-17 Thread Alex Zhang
Just found the swig interface for this feature is already provided... On Mon, Sep 17, 2012 at 5:32 PM, Alex Zhang wrote: > Hi, > > Instead of specifying the device address in instantiating the > usrp_resouce, I would like to let my python code to automatically detect > the connected USRP and ret

[Discuss-gnuradio] Explanation about gr0

2012-09-17 Thread usrp n210
When we run tunnel.py we set gr0 interface as "sudo gr0 192.168.200.1". As per my understanding ,in tunnel.py internally maintains routing table like in NAT which has entry name as gr0 with mapping of USRP IP address to gr0 IP address at network layer.So is my understanding correct? *and If I want

[Discuss-gnuradio] USRP on Switch

2012-09-17 Thread Muhammad JUNAID
Hi all i have 2 USRP N210 connected via switch i want to make cognitive network on USRP's, for this i need multiple USRP's connection, i implemented 2X MIMO connection but there is allot of delay on slave USRP.  software specs : linux; GNU C++ version 4.6.3; Boost_104601; UHD_003.004.002-34-sta

Re: [Discuss-gnuradio] USRP on Switch

2012-09-17 Thread Josh Blum
> Dose any one know how to configure UHD sink block for multiple USRP's > connection; > > i have got fallowing error... > > Error : > > Using Volk machine: sse4_2_32 > Registered event listener change listener: true > LSSLSSLSSLSSLSSLSSLSSLSSLSSLSSLSSLSSLSSL > S = sequence error or dropp

Re: [Discuss-gnuradio] Explanation about gr0

2012-09-17 Thread Josh Blum
On 09/17/2012 08:58 PM, usrp n210 wrote: > When we run tunnel.py we set gr0 interface as "sudo gr0 192.168.200.1". > As per my understanding ,in tunnel.py internally maintains routing table > like in NAT which has entry name as gr0 with mapping of tunnely.py just opens a virtual ethernet interfa