Help¶

Window size used for Multiple Precision Integers (MPI) / Bignum calculation. Note that reducing this value might have an impact on the performance. MBEDTLS_MPI_WINDOW_SIZE setting in mbed TLS config file.

Direct dependencies¶

NRF_SECURITY_ADVANCED && MBEDTLS_VANILLA_BACKEND && NORDIC_SECURITY_BACKEND

(Includes any dependencies from ifs and menus.)

Default¶

6

Kconfig definition¶

At nrf_security/Kconfig:841

Included via /jenkins_workspace/workspace/nrfconnect-nrf_doc_v1.2-branch_2/nrfxlib/Kconfig.nrfxlib:14

Menu path: (Top) → Nordic nrfxlib → Nordic Security → Use Nordic provided security backend → Advanced mbed TLS Configuration Settings

config MBEDTLS_MPI_WINDOW_SIZE
    int "MPI - Multiple Precision Integers window size"
    range 1 6
    default 6
    depends on NRF_SECURITY_ADVANCED && MBEDTLS_VANILLA_BACKEND && NORDIC_SECURITY_BACKEND
    help
      Window size used for Multiple Precision Integers (MPI) / Bignum calculation.
      Note that reducing this value might have an impact on the performance.
      MBEDTLS_MPI_WINDOW_SIZE setting in mbed TLS config file.

(The ‘depends on’ condition includes propagated dependencies from ifs and menus.)