CONFIG_IRQ_REMAP: Support for Interrupt Remapping

General informations

The Linux kernel configuration item CONFIG_IRQ_REMAP has multiple definitions:

Support for Interrupt Remapping found in drivers/iommu/Kconfig

The configuration item CONFIG_IRQ_REMAP:

• prompt: Support for Interrupt Remapping
• type: bool
• depends on: CONFIG_X86_64 && CONFIG_X86_IO_APIC && CONFIG_PCI_MSI && CONFIG_ACPI
• defined in drivers/iommu/Kconfig
• found in Linux kernels: 3.9–3.19, 4.0–4.20, 5.0–5.19, 6.0–6.12

Help text

Supports Interrupt remapping for IO-APIC and MSI devices. To use x2apic mode in the CPU's which support x2APIC enhancements or to support platforms with CPU's having > 8 bit APIC ID, say Y.

Support for Interrupt Remapping (EXPERIMENTAL) found in drivers/iommu/Kconfig

The configuration item CONFIG_IRQ_REMAP:

• prompt: Support for Interrupt Remapping (EXPERIMENTAL)
• type: bool
• depends on: CONFIG_X86_64 && CONFIG_X86_IO_APIC && CONFIG_PCI_MSI && CONFIG_ACPI && CONFIG_EXPERIMENTAL
• defined in drivers/iommu/Kconfig
• found in Linux kernels: 3.2–3.8

Help text

Supports Interrupt remapping for IO-APIC and MSI devices. To use x2apic mode in the CPU's which support x2APIC enhancements or to support platforms with CPU's having > 8 bit APIC ID, say Y.

Hardware

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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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