:orphan:

.. title:: CONFIG_PCIE_MMIO_CFG

.. kconfig:: CONFIG_PCIE_MMIO_CFG

CONFIG_PCIE_MMIO_CFG
####################

*Use MMIO PCI configuration space access*

Type: ``bool``

Help
====

.. code-block:: none

    Selects the use of the memory-mapped PCI Express Extended
    Configuration Space instead of the traditional 0xCF8/0xCFC
    IO Port registers.

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

\ :kconfig:`SOC_APOLLO_LAKE <CONFIG_SOC_APOLLO_LAKE>` || \ :kconfig:`SOC_ELKHART_LAKE <CONFIG_SOC_ELKHART_LAKE>` || \ :kconfig:`SOC_APOLLO_LAKE <CONFIG_SOC_APOLLO_LAKE>` || \ :kconfig:`SOC_ELKHART_LAKE <CONFIG_SOC_ELKHART_LAKE>` || \ :kconfig:`X86 <CONFIG_X86>`

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

Defaults
========

- y
- y
- y
- y

Symbols selected by this symbol
===============================

- \ :kconfig:`ACPI <CONFIG_ACPI>`

Kconfig definitions
===================



At ``<Zephyr SoC>/x86/apollo_lake/Kconfig.defconfig:12``

Included via ``Kconfig:8`` → ``Kconfig.zephyr:25`` → ``<BuildDir>/kconfig/Kconfig.soc.defconfig:1``

Menu path: (Top)

.. code-block:: kconfig

    config PCIE_MMIO_CFG
    	bool
    	default y
    	depends on SOC_APOLLO_LAKE

----

At ``<Zephyr SoC>/x86/elkhart_lake/Kconfig.defconfig:12``

Included via ``Kconfig:8`` → ``Kconfig.zephyr:25`` → ``<BuildDir>/kconfig/Kconfig.soc.defconfig:1``

Menu path: (Top)

.. code-block:: kconfig

    config PCIE_MMIO_CFG
    	bool
    	default y
    	depends on SOC_ELKHART_LAKE

----

At ``<Zephyr SoC>/x86/apollo_lake/Kconfig.defconfig:12``

Included via ``Kconfig:8`` → ``Kconfig.zephyr:27``

Menu path: (Top)

.. code-block:: kconfig

    config PCIE_MMIO_CFG
    	bool
    	default y
    	depends on SOC_APOLLO_LAKE

----

At ``<Zephyr SoC>/x86/elkhart_lake/Kconfig.defconfig:12``

Included via ``Kconfig:8`` → ``Kconfig.zephyr:27``

Menu path: (Top)

.. code-block:: kconfig

    config PCIE_MMIO_CFG
    	bool
    	default y
    	depends on SOC_ELKHART_LAKE

----

At ``<Zephyr Architecture>/x86/Kconfig:230``

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

Menu path: (Top) → X86 Architecture Options

.. code-block:: kconfig

    config PCIE_MMIO_CFG
    	bool "Use MMIO PCI configuration space access"
    	select ACPI
    	depends on X86
    	help
    	  Selects the use of the memory-mapped PCI Express Extended
    	  Configuration Space instead of the traditional 0xCF8/0xCFC
    	  IO Port registers.

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