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CONFIG_RISCV_ISA_SVPBMT: SVPBMT extension support

General informations

The Linux kernel configuration item CONFIG_RISCV_ISA_SVPBMT:

Help text

Adds support to dynamically detect the presence of the SVPBMT ISA-extension (Supervisor-mode: page-based memory types) and enable its usage.

The memory type for a page contains a combination of attributes that indicate the cacheability, idempotency, and ordering properties for access to that page.

The SVPBMT extension is only available on 64Bit cpus.

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Hardware

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