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ABren1's avatar
ABren1
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6 years ago

Is it possible to initialize external RAM (ERAM) from the JTAG .sof or EPCS .pof file?

(i) By modifying the BSP to include the new region and section that points to ERAM (ii) Include in NIOS2 code declaration of global variable and instantiation of variable in that section using "__at...
JohnT_Altera's avatar
JohnT_Altera
Icon for Regular Contributor rankRegular Contributor
6 years ago

Hi,

May I know what do you mean by external RAM? is it external DDR memory? May I know what FPGA are you using?

ABren1's avatar
ABren1
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6 years ago

​External SDRAM connected to NIOS2 System by SDRAM Controller. Have tested Ram by writing to all locations of full map.

Cyclone V 5CEBA4F23C7N (Terasic DE0-CV board)

Thankyou