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models for AXI, DDR2
by anish on Nov 18, 2009
anish
Posts: 1
Joined: May 4, 2009
Last seen: Nov 18, 2009
Hi,

I am doing some analysis for which I require models of DDR2 memory and AXI bus. Do open-source models for DDR2 and AXI exist. I am doing most of my development in myhdl-python, so it would save me a lot of time if such models already exist.

Thanks,
Anish
RE: models for AXI, DDR2
by jeremybennett on Nov 18, 2009
jeremybennett
Posts: 815
Joined: May 29, 2008
Last seen: Jun 13, 2019
Hi,

I am doing some analysis for which I require models of DDR2 memory and AXI bus. Do open-source models for DDR2 and AXI exist. I am doing most of my development in myhdl-python, so it would save me a lot of time if such models already exist.

Thanks,
Anish

Hi Anish

Manufacturers of DDR2 memory often provide Verilog models of their IP for simulation purposes. These are not strictly open source (there are restrictions on how you use them, modify them and redistribute them), but they may be appropriate for your purposes.

There has always been a problem with AMBA bus models. Although the standards are public, ARM keeps very tight rein on them, so developers have been nervous about writing open source implementations. I've always been frustrated by the lack even of good general AHB models. I'm not aware of any AXI models at all - if you find any let us all know.

Jeremy

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RE: models for AXI, DDR2
by sekhar29 on Jun 22, 2011
sekhar29
Posts: 1
Joined: Jun 11, 2011
Last seen: Jul 26, 2011
hii ..
i am sekhar..
i am developing AXI COMPLIANT DDR3 CONTROLLER..
so, i need some help regarding this project ..
i am developing in verilog... if you had any files plzz send to me
RE: models for AXI, DDR2
by jay2524 on Jan 6, 2012
jay2524
Posts: 1
Joined: Jan 6, 2012
Last seen: Apr 18, 2012
hi, i am working on AMBA AHB compliant memory controller. if anybody has files related to this plz send me..
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