Mohammad Sadegh Sadri wrote: > > very interesting > > the provided xps project from xapp941 results 230Mbits but your custome > system is 83.0Mbits, yes?
yes > just, are you sure the ppc core has the same core clock frequency in both > designs? I mean may be the xapp941 is running at 300MHz but yours at 100MHz. both run at 300MHz > And what about a custom system with 9.1SP2? does that gives the same > performance? haven't tried this yet > Finally If possible please release the test results for TCP streams. ( 9.1 no > SP and 9.1 SP2 ) The TEMAC driver is from EDK 9.1.02 (IOW, SP2). bitstream made by myself with EDK 9.1.00: ========================================= [EMAIL PROTECTED]:~/netperf-2.4.1/src# ./netperf -l 30 -H 192.168.119.1 -i 10, 2 -I 99,10 -t TCP_STREAM -- -m 32768 -s 262144 TCP STREAM TEST from 0.0.0.0 (0.0.0.0) port 0 AF_INET to 192.168.119.1 (192.168.119.1) port 0 AF_INET : ±5.0% @ 99% conf. Recv Send Send Socket Socket Message Elapsed Size Size Size Time Throughput bytes bytes bytes secs. 10^6bits/sec 87380 217088 32768 30.00 41.66 bitstream from XAPP941: ======================= [EMAIL PROTECTED]:~/netperf-2.4.1/src# ./netperf -l 30 -H 192.168.119.1 -i 10, 2 -I 99,10 -t TCP_STREAM -- -m 32768 -s 262144 TCP STREAM TEST from 0.0.0.0 (0.0.0.0) port 0 AF_INET to 192.168.119.1 (192.168.119.1) port 0 AF_INET : ±5.0% @ 99% conf. Recv Send Send Socket Socket Message Elapsed Size Size Size Time Throughput bytes bytes bytes secs. 10^6bits/sec 87380 217088 32768 30.00 111.86 And I didn't test ML405 receive performance. Thanks, Andrei > thanks > > > > ---------------------------------------- >> Date: Thu, 21 Jun 2007 18:53:49 +0400 >> From: [EMAIL PROTECTED] >> To: [EMAIL PROTECTED] >> CC: [email protected]; [EMAIL PROTECTED]; [EMAIL PROTECTED] >> Subject: Re: Virtex 4 Avnet Mini-Module Networking. >> >> Mohammad Sadegh Sadri wrote: >>> I'm wondering where are the original developers of TEMAC driver these days, >>> I have not seen any posts from any of andrei >>> nor grant in the recent weeks. may be they are involved in other projects. >> As for me - no, not until the end of this week.. >> >> I am puzzled with the following: >> >> I've got ML405 recently. There is a prebuilt bitstream with TEMAC in SGDMA >> mode for this board made by Xilinx (XAPP941). >> With the TEMAC driver from EDK 9.1SP2 and the XAPP941 bitstream I've got (no >> jumbo frames): >> >> XTemac: using sgDMA mode. >> XTemac: using TxDRE mode >> XTemac: using RxDRE mode >> XTemac: buffer descriptor size: 32768 (0x8000) >> XTemac: (buffer_descriptor_init) phy: 0x3cf8000, virt: 0xff100000, size: >> 0x8000 >> eth%d: XTemac: PHY detected at address 7. >> eth0: Xilinx TEMAC #0 at 0x80000000 mapped to 0xC5060000, irq=0 >> eth0: XTemac id 1.0f, block id 5, type 8 >> >> eth0: XTemac: Options: 0xb8f2 >> eth0: XTemac: We renegotiated the speed to: 1000 >> eth0: XTemac: speed set to 1000Mb/s >> eth0: XTemac: Send Threshold = 16, Receive Threshold = 2 >> eth0: XTemac: Send Wait bound = 1, Receive Wait bound = 1 >> >> [EMAIL PROTECTED]:~/netperf-2.4.1/src# ./netperf -l 30 -H 192.168.119.1 >> -i 10, >> 2 -I 99,10 -t UDP_STREAM -- -m 32768 -s 262144 >> UDP UNIDIRECTIONAL SEND TEST from 0.0.0.0 (0.0.0.0) port 0 AF_INET to >> 192.168.11 >> 9.1 (192.168.119.1) port 0 AF_INET : ±5.0% @ 99% conf. >> Socket Message Elapsed Messages >> Size Size Time Okay Errors Throughput >> bytes bytes secs # # 10^6bits/sec >> >> 217088 32768 30.00 26391 0 230.60 >> 107520 30.00 26377 230.48 >> >> Not that bad for this setup. >> >> With xps (EDK 9.1 without any SPs) I've tried creating exact the same design. >> So that exact the same kernel etc could be used for the both bitstreams. >> And with the self-made one I see exact the same output with the only >> difference: >> >> [EMAIL PROTECTED]:~/netperf-2.4.1/src# ./netperf -l 30 -H 192.168.119.1 >> -i 10, >> 2 -I 99,10 -t UDP_STREAM -- -m 32768 -s 262144 >> UDP UNIDIRECTIONAL SEND TEST from 0.0.0.0 (0.0.0.0) port 0 AF_INET to >> 192.168.11 >> 9.1 (192.168.119.1) port 0 AF_INET : ±5.0% @ 99% conf. >> Socket Message Elapsed Messages >> Size Size Time Okay Errors Throughput >> bytes bytes secs # # 10^6bits/sec >> >> 217088 32768 30.00 9593 0 83.82 >> 107520 30.00 9586 83.76 >> >> :o( >> >> Rebuilding the XAPP941 project with EDK 9.1.00 still leaves 230Mb/sec. >> I also pulled the additional timing constraints from XAPP941's >> data/system.ucf >> into the self-made data/system.ucf, but this haven't change anything. >> >> I've run out of ideas, and switched from TEMAC to other Xilinx stuff for a >> while. >> >> >> Thanks, >> Andrei > > _________________________________________________________________ > Connect to the next generation of MSN Messenger > http://imagine-msn.com/messenger/launch80/default.aspx?locale=en-us&source=wlmailtagline > _______________________________________________ > Linuxppc-embedded mailing list > [email protected] > https://ozlabs.org/mailman/listinfo/linuxppc-embedded _______________________________________________ Linuxppc-embedded mailing list [email protected] https://ozlabs.org/mailman/listinfo/linuxppc-embedded
