LPD Configuration - 2021.2 English

Versal ACAP System Software Developers Guide (UG1304)

Document ID
UG1304
Release Date
2021-10-27
Version
2021.2 English

LPD configuration contains configuration data that is required to initialize the LPD peripherals and clocks.

Table 1. LPD Configuration
File Contents
LPD CDO
  • PS LPD PM init mode commands (SC, LBIST, BISR, MBIST)
  • LPD configuration: Register writes/polls
PSM ELF PSM ELF file

After initializing the PMC CDO:

  • The PLM re-initializes the boot device and loads the LPD CDO file from the boot device.
    • Configures the LPD CDO file.
    • Initiates the Scan Clear, BISRs, MBIST as required for LPD.
    • XilPM releases resets and powers up the nodes based on the CDO requirements.
  • The PLM loads the PSM ELF file and waits until initialization is complete.

Before loading the LPD configuration, ensure that PMC.CDO is configured.