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Altera_Forum
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11 years ago

Remote image Upgrade using SGMII interface on Cyclone IV image with Serial Flash

Hi, I am planing to use Cyclone IV device in my new design. I would like to know what are the minimum hardware required to use Remote Image upgrade feature using Serial Flash and is it pos...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
11 years ago

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If you have a nios2 and also an epcs controller peripheral IP instantiated in the design then this is probably only an issue of writing the necessary software. Altera provides some libraries for writing the serial flash via the epcs controller from software. There _are_ some details that must be worked out for determining the correct offset after the sof to write so the altera boot loader will find the elf image.

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Can we interface the SGMII interface to nios2 core or is there any other way to talk to the processor?