Knowledge Base Article

How can I migrate the Nios II processor /s core to an equivalent Nios II Gen 2 processor /f core ?

Description

The Nios® II Gen 2 processor is released in Quartus® II software version 14.0 with 2 core variations, /e core and /f core. As the Nios II Gen 2 processor does not offer the /s core, users need to configure the Nios II Gen 2 processor with the settings below in order to migrate the Nios II processor /s core to Nios II Gen 2 processor /f core.

Resolution
Nios II Gen 2 processor settings:
  • Main ->
    • Nios II Gen 2 /f
  • Caches and Memory Interfaces ->
    • Data Cache = none
    • Tightly-coupled Memories = none
  • MMU and MPU Settings ->
    • MMU = disable
    • MPU =  disable
  • Advanced Features ->
    • Interrupt controller = Internal
    • Number of shadow register set (0-63) = 0
    • Branch prediction = Static

You may also use the TCL script provided in the related solution below to automate the migration.

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Updated 1 month ago
Version 2.0
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