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Altera_Forum
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8 years ago

A10 HPS not booting from micro SD card - NRST pulsing

Hello, I have a custom A10 prototype PCB, and I'm trying to bring up the HPS. I am building the preloader/uboot using the BSP-Editor and writing the output to a partition on a micro sdcard (sa...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
8 years ago

I am able to program my .sof file through JTAG and when SD card has the HPS related binary files(u-boot generated by BSP editor). I am able to see that HPS DDR is calibrated successfully.

But when i convert the .sof into .rbf and load it along with the u boot files, my final state is

emif_reset interrupt is acknowledged (appears 3 times)

and hence HPS DDR calibration fails.

How do I debug this issue?