CONFIG_ARM64_PSEUDO_NMI: Support for NMI-like interrupts

General informations

The Linux kernel configuration item CONFIG_ARM64_PSEUDO_NMI:

• prompt: Support for NMI-like interrupts
• type: bool
• depends on: (none)
• defined in arch/arm64/Kconfig
• found in Linux kernels: 5.1–5.19, 6.0–6.8, 6.9-rc+HEAD

Help text

Adds support for mimicking Non-Maskable Interrupts through the use of GIC interrupt priority. This support requires version 3 or later of ARM GIC.

This high priority configuration for interrupts needs to be explicitly enabled by setting the kernel parameter "irqchip.gicv3_pseudo_nmi" to 1.

If unsure, say N

Hardware

LKDDb

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• (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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