CONFIG_RISCV_ISA_ZBA: Zba extension support for bit manipulation instructions

General informations

The Linux kernel configuration item CONFIG_RISCV_ISA_ZBA:

• prompt: Zba extension support for bit manipulation instructions
• type: bool
• depends on: (none)
• defined in arch/riscv/Kconfig
• found in Linux kernels: 6.11–6.12, 6.13-rc+HEAD

Help text

Add support for enabling optimisations in the kernel when the Zba extension is detected at boot.

The Zba extension provides instructions to accelerate the generation of addresses that index into arrays of basic data types.

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

Hardware

LKDDb

Raw data from LKDDb:

• (none)

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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