CONFIG_RISCV_ISA_ZBKB: Zbkb extension support for bit manipulation instructions

General informations

The Linux kernel configuration item CONFIG_RISCV_ISA_ZBKB:

• prompt: Zbkb extension support for bit manipulation instructions
• type: bool
• depends on: ( CONFIG_TOOLCHAIN_HAS_ZBKB ) && ( CONFIG_RISCV_ALTERNATIVE )
• defined in arch/riscv/Kconfig
• found in Linux kernels: 6.15-rc+HEAD

Help text

Adds support to dynamically detect the presence of the ZBKB extension (bit manipulation for cryptography) and enable its usage.

The Zbkb extension provides instructions to accelerate a number of common cryptography operations (pack, zip, etc).

If you don't know what to do here, say Y.

Hardware

LKDDb

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Sources

This page is automaticly generated with free (libre, open) software lkddb(see lkddb-sources).

The data is retrived from:

• Linux kernel
• Linux Kernel Driver DataBase (LKDDb)

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