:orphan:

.. title:: CONFIG_NUM_2ND_LEVEL_AGGREGATORS

.. kconfig:: CONFIG_NUM_2ND_LEVEL_AGGREGATORS

CONFIG_NUM_2ND_LEVEL_AGGREGATORS
################################

*Total number of second level interrupt aggregators*

Type: ``int``

Help
====

.. code-block:: none

    The number of level 2 interrupt aggregators to support. Each
    aggregator can manage at most MAX_IRQ_PER_AGGREGATOR level 2
    interrupts.

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

\ :kconfig:`BOARD_INTEL_ADSP_CAVS15 <CONFIG_BOARD_INTEL_ADSP_CAVS15>` || \ :kconfig:`BOARD_INTEL_ADSP_CAVS18 <CONFIG_BOARD_INTEL_ADSP_CAVS18>` || \ :kconfig:`BOARD_INTEL_ADSP_CAVS20 <CONFIG_BOARD_INTEL_ADSP_CAVS20>` || \ :kconfig:`BOARD_INTEL_ADSP_CAVS25 <CONFIG_BOARD_INTEL_ADSP_CAVS25>` || \ :kconfig:`BOARD_INTEL_S1000_CRB <CONFIG_BOARD_INTEL_S1000_CRB>` || (\ :kconfig:`MULTI_LEVEL_INTERRUPTS <CONFIG_MULTI_LEVEL_INTERRUPTS>` && \ :kconfig:`SOC_OPENISA_RV32M1_RISCV32 <CONFIG_SOC_OPENISA_RV32M1_RISCV32>`) || (\ :kconfig:`MULTI_LEVEL_INTERRUPTS <CONFIG_MULTI_LEVEL_INTERRUPTS>` && \ :kconfig:`SOC_OPENISA_RV32M1_RISCV32 <CONFIG_SOC_OPENISA_RV32M1_RISCV32>`) || \ :kconfig:`2ND_LEVEL_INTERRUPTS <CONFIG_2ND_LEVEL_INTERRUPTS>`

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

Defaults
========

- 4
- 4
- 4
- 4
- 4
- 8 if \ :kconfig:`RV32M1_INTMUX_CHANNEL_7 <CONFIG_RV32M1_INTMUX_CHANNEL_7>`
- 7 if \ :kconfig:`RV32M1_INTMUX_CHANNEL_6 <CONFIG_RV32M1_INTMUX_CHANNEL_6>`
- 6 if \ :kconfig:`RV32M1_INTMUX_CHANNEL_5 <CONFIG_RV32M1_INTMUX_CHANNEL_5>`
- 5 if \ :kconfig:`RV32M1_INTMUX_CHANNEL_4 <CONFIG_RV32M1_INTMUX_CHANNEL_4>`
- 4 if \ :kconfig:`RV32M1_INTMUX_CHANNEL_3 <CONFIG_RV32M1_INTMUX_CHANNEL_3>`
- 3 if \ :kconfig:`RV32M1_INTMUX_CHANNEL_2 <CONFIG_RV32M1_INTMUX_CHANNEL_2>`
- 2 if \ :kconfig:`RV32M1_INTMUX_CHANNEL_1 <CONFIG_RV32M1_INTMUX_CHANNEL_1>`
- 1
- 8 if \ :kconfig:`RV32M1_INTMUX_CHANNEL_7 <CONFIG_RV32M1_INTMUX_CHANNEL_7>`
- 7 if \ :kconfig:`RV32M1_INTMUX_CHANNEL_6 <CONFIG_RV32M1_INTMUX_CHANNEL_6>`
- 6 if \ :kconfig:`RV32M1_INTMUX_CHANNEL_5 <CONFIG_RV32M1_INTMUX_CHANNEL_5>`
- 5 if \ :kconfig:`RV32M1_INTMUX_CHANNEL_4 <CONFIG_RV32M1_INTMUX_CHANNEL_4>`
- 4 if \ :kconfig:`RV32M1_INTMUX_CHANNEL_3 <CONFIG_RV32M1_INTMUX_CHANNEL_3>`
- 3 if \ :kconfig:`RV32M1_INTMUX_CHANNEL_2 <CONFIG_RV32M1_INTMUX_CHANNEL_2>`
- 2 if \ :kconfig:`RV32M1_INTMUX_CHANNEL_1 <CONFIG_RV32M1_INTMUX_CHANNEL_1>`
- 1
- 1

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



At ``<Zephyr Boards>/xtensa/intel_adsp_cavs15/Kconfig.defconfig:30``

Included via ``Kconfig:8`` → ``Kconfig.zephyr:22``

Menu path: (Top)

.. code-block:: kconfig

    config NUM_2ND_LEVEL_AGGREGATORS
    	int
    	default 4
    	depends on BOARD_INTEL_ADSP_CAVS15

----

At ``<Zephyr Boards>/xtensa/intel_adsp_cavs18/Kconfig.defconfig:30``

Included via ``Kconfig:8`` → ``Kconfig.zephyr:22``

Menu path: (Top)

.. code-block:: kconfig

    config NUM_2ND_LEVEL_AGGREGATORS
    	int
    	default 4
    	depends on BOARD_INTEL_ADSP_CAVS18

----

At ``<Zephyr Boards>/xtensa/intel_adsp_cavs20/Kconfig.defconfig:30``

Included via ``Kconfig:8`` → ``Kconfig.zephyr:22``

Menu path: (Top)

.. code-block:: kconfig

    config NUM_2ND_LEVEL_AGGREGATORS
    	int
    	default 4
    	depends on BOARD_INTEL_ADSP_CAVS20

----

At ``<Zephyr Boards>/xtensa/intel_adsp_cavs25/Kconfig.defconfig:30``

Included via ``Kconfig:8`` → ``Kconfig.zephyr:22``

Menu path: (Top)

.. code-block:: kconfig

    config NUM_2ND_LEVEL_AGGREGATORS
    	int
    	default 4
    	depends on BOARD_INTEL_ADSP_CAVS25

----

At ``<Zephyr Boards>/xtensa/intel_s1000_crb/Kconfig.defconfig:34``

Included via ``Kconfig:8`` → ``Kconfig.zephyr:22``

Menu path: (Top)

.. code-block:: kconfig

    config NUM_2ND_LEVEL_AGGREGATORS
    	int
    	default 4
    	depends on BOARD_INTEL_S1000_CRB

----

At ``<Zephyr SoC>/riscv/openisa_rv32m1/Kconfig.defconfig:55``

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

Menu path: (Top)

.. code-block:: kconfig

    config NUM_2ND_LEVEL_AGGREGATORS
    	int
    	default 8 if RV32M1_INTMUX_CHANNEL_7
    	default 7 if RV32M1_INTMUX_CHANNEL_6
    	default 6 if RV32M1_INTMUX_CHANNEL_5
    	default 5 if RV32M1_INTMUX_CHANNEL_4
    	default 4 if RV32M1_INTMUX_CHANNEL_3
    	default 3 if RV32M1_INTMUX_CHANNEL_2
    	default 2 if RV32M1_INTMUX_CHANNEL_1
    	default 1
    	depends on MULTI_LEVEL_INTERRUPTS && SOC_OPENISA_RV32M1_RISCV32

----

At ``<Zephyr SoC>/riscv/openisa_rv32m1/Kconfig.defconfig:55``

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

Menu path: (Top)

.. code-block:: kconfig

    config NUM_2ND_LEVEL_AGGREGATORS
    	int
    	default 8 if RV32M1_INTMUX_CHANNEL_7
    	default 7 if RV32M1_INTMUX_CHANNEL_6
    	default 6 if RV32M1_INTMUX_CHANNEL_5
    	default 5 if RV32M1_INTMUX_CHANNEL_4
    	default 4 if RV32M1_INTMUX_CHANNEL_3
    	default 3 if RV32M1_INTMUX_CHANNEL_2
    	default 2 if RV32M1_INTMUX_CHANNEL_1
    	default 1
    	depends on MULTI_LEVEL_INTERRUPTS && SOC_OPENISA_RV32M1_RISCV32

----

At ``<Zephyr Driver>/interrupt_controller/Kconfig.multilevel:45``

Included via ``Kconfig:8`` → ``Kconfig.zephyr:42`` → ``<Zephyr Driver>/Kconfig:28`` → ``<Zephyr Driver>/interrupt_controller/Kconfig:48``

Menu path: (Top) → Device Drivers → Interrupt Controllers → Multi-level interrupt support → Second-level interrupt support

.. code-block:: kconfig

    config NUM_2ND_LEVEL_AGGREGATORS
    	int "Total number of second level interrupt aggregators"
    	range 1 8
    	default 1
    	depends on 2ND_LEVEL_INTERRUPTS
    	help
    	  The number of level 2 interrupt aggregators to support. Each
    	  aggregator can manage at most MAX_IRQ_PER_AGGREGATOR level 2
    	  interrupts.

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