:orphan:

.. title:: CONFIG_IDT_NUM_VECTORS

.. kconfig:: CONFIG_IDT_NUM_VECTORS

CONFIG_IDT_NUM_VECTORS
######################

*Number of IDT vectors*

Type: ``int``

Help
====

.. code-block:: none

    This option specifies the number of interrupt vector entries in the
    Interrupt Descriptor Table (IDT). By default all 256 vectors are
    supported in an IDT requiring 2048 bytes of memory.

Direct dependencies
===================

!\ :kconfig:`X86_64 <CONFIG_X86_64>` && \ :kconfig:`X86 <CONFIG_X86>`

*(Includes any dependencies from ifs and menus.)*

Default
=======

- 256

Kconfig definition
==================



At ``<Zephyr Architecture>/x86/core/Kconfig.ia32:16``

Included via ``Kconfig:8`` → ``Kconfig.zephyr:39`` → ``<Zephyr Architecture>/Kconfig:12`` → ``<Zephyr Architecture>/x86/Kconfig:482``

Menu path: (Top) → X86 Architecture Options → Memory Layout Options

.. code-block:: kconfig

    config IDT_NUM_VECTORS
    	int "Number of IDT vectors"
    	range 32 256
    	default 256
    	depends on !X86_64 && X86
    	help
    	  This option specifies the number of interrupt vector entries in the
    	  Interrupt Descriptor Table (IDT). By default all 256 vectors are
    	  supported in an IDT requiring 2048 bytes of memory.

*(The 'depends on' condition includes propagated dependencies from ifs and menus.)*