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rshal2's avatar
rshal2
Icon for Occasional Contributor rankOccasional Contributor
6 years ago
Solved

When do we need to customize preloader?

Hello, The general scheme of building preloader is composed of: handoff -> preloader config + u-boot-spl source code -> binary So it is usually "automatic" build without any customization. Yet, ...
  • EBERLAZARE_I_Intel's avatar
    EBERLAZARE_I_Intel
    6 years ago

    Hi ranran,

    Here is an example; for enabling HPS-to-FPGA Bridges from the preloader, the preloader will check the status of the FPGA then automatically enables bridges that are configured in Qsys/platform designer (Standard) and the BSP if the FPGA is configured.

    For more information, I reckon you refer to GSRD v13.1 - Programming FPGA from HPS.

    Regards.

EBERLAZARE_I_Intel's avatar
EBERLAZARE_I_Intel
Icon for Regular Contributor rankRegular Contributor
6 years ago

Hi ranran,

Here is an example; for enabling HPS-to-FPGA Bridges from the preloader, the preloader will check the status of the FPGA then automatically enables bridges that are configured in Qsys/platform designer (Standard) and the BSP if the FPGA is configured.

For more information, I reckon you refer to GSRD v13.1 - Programming FPGA from HPS.

Regards.

rshal2's avatar
rshal2
Icon for Occasional Contributor rankOccasional Contributor
6 years ago

I understand from this that the enabling is done as part of code generation, and does not require to manually modify the source code before compilation.

Thanks,