IRC logs for #openrisc Monday, 2015-06-15

--- Log opened Mon Jun 15 00:00:35 2015
GeneralStupidolofk: we did a audio delay in hardware... I think i could do that in software and i could do the serial to parallel and parallel to serial stuff into hardware ...09:47
GeneralStupidolofk: first i want to do it all in hardware, but i hope that its not possible (because of the performance)09:50
GeneralStupidolofk: an easier way for adding ip slaves into an working fusesoc would be nice...09:51
stekernGeneralStupid: why wouldn't it be possible to do all in hw?13:22
GeneralStupidstekern: it is possible, we already did this. But i just want to show how many lines of code could be saved ...13:27
GeneralStupidstekern: i just want to show that mor1k is working good enough13:27
GeneralStupidstekern: i mean: you have an fpga, so i could implement everything in "hardware" it would be the fastest way. But then i could use mor1k and implement everything is software... i want to have the advantages of an software implementation with the power of the hardware implementation. So thats what i want to do14:41
stekernGeneralStupid: but if you have already done a pure hw implementation, surely there are some parts you could identify that would be more suitable in sw? if not, then there's not much point in changing the design18:25
GeneralStupidstekern: for example the initial configuration and the configuration by uart would be nice in SW18:28
GeneralStupidstekern: the delay itself?18:28
GeneralStupidi dont know...18:29
latifhi everyone...good nights...18:45
latifis there anyone who can suggest me a good reference about how to add my own rtl modules to orpsoc-v2 ??18:46
latiffor exm.. I want to learn how to add a simple counter module to the orpsoc-v2.. may be someone have a good tutorial or a usefull pdf or ... :)18:48
stekernGeneralStupid: yeah, that's kind of stuff doesn't make sense in hw (the conf by uart)19:01
stekernlatif: orpsocv2 has been outdated by fusesoc/orpsoc-cores19:02
GeneralStupidstekern: what do you think about parallel to serial and vice versa - i would say these would make a lot sense in hardware...19:02
stekernlatif: this is a workshop centrated around that, it's a bit dated now, but probably the best guide: http://opencores.org/or1k/ORCONF2013_Workshop_ORPSoC_On_DE0_Nano19:05
latifstekern: Yes I know it is outdated but v3 has problems with the toolchain. I couldn't use it by loading program from spiflash . That's why I use v2. If you have a working spiflash driver can u please send me?19:54
latifBesides I am open to use v3 if there is a tutorial about binding custom RTL to the OpenRISC SOC19:55
stekernbasically what you need to have is a wishbone interface and then instantiate it in the top level file20:03
latifstekern: Yes. It shold be like that. But how?? :) Thats what I have been looking..21:06
--- Log closed Tue Jun 16 00:00:36 2015

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