# SPDX-License-Identifier: Apache-2.0 config BOARD_DEPRECATED_RELEASE string help This hidden option is set in the board configuration and indicates the Zephyr release that the board configuration will be removed. When set, any build for that board will generate a clearly visible deprecation warning. config QEMU_TARGET bool help Mark all QEMU targets with this variable for checking whether we are running in an emulated environment. # Note: $BOARD_DIR might be a glob pattern choice prompt "Board Selection" source "$(BOARD_DIR)/Kconfig.board" endchoice # Parse shields references # Don't do it as a menuconfig, as shield selection is a CMake feature. # This loads custom shields Kconfig (from BOARD_ROOT) osource "$(KCONFIG_BINARY_DIR)/Kconfig.shield" # This loads Zephyr base shield defconfigs rsource "shields/*/Kconfig.shield" menu "Board Options" config QEMU_ICOUNT bool "QEMU icount mode" depends on QEMU_TARGET default y if !NETWORKING && !BT help Enable QEMU virtual instruction counter. The virtual cpu will execute one instruction every 2^N ns of virtual time. This will give deterministic execution times from the guest point of view. config QEMU_ICOUNT_SHIFT int "QEMU icount shift value" depends on QEMU_ICOUNT help The virtual CPU will execute one instruction every 2^N nanoseconds of virtual time, where N is the value provided here. config QEMU_IVSHMEM_PLAIN_MEM_SIZE int "QEMU ivshmem-plain shared memory size in mega-bytes" default 1 depends on QEMU_TARGET && IVSHMEM && !IVSHMEM_DOORBELL help This sets the size of the shared memory when using ivshmem-plain device in Qemu. Note that it's in mega-bytes, so 1 means 1M for Qemu etc.. # There might not be any board options, hence the optional source osource "$(BOARD_DIR)/Kconfig" endmenu config BOARD_HAS_TIMING_FUNCTIONS bool help Should be selected if board provides custom method for retrieving timestamps and cycle count.