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# This file is part of the OpenADK project. OpenADK is copyrighted
# material, please see the LICENCE file in the top-level directory.
config ADK_KERNEL_EXPERIMENTAL
bool
default y
config ADK_KERNEL_STAGING
bool
config ADK_KERNEL_RESET_CONTROLLER
bool
config ADK_KERNEL_BLK_DEV_INITRD
bool
config ADK_KERNEL_BLK_DEV_RAM
bool
config ADK_KERNEL_NETWORK_FILESYSTEMS
bool
config ADK_KERNEL_IP_PNP
bool
config ADK_KERNEL_IP_PNP_DHCP
bool
config ADK_KERNEL_ROOT_NFS
bool
config ADK_KERNEL_NFS_COMMON
bool
config ADK_KERNEL_64BIT
bool
default y if ADK_LINUX_64
# ARM specific
config ADK_KERNEL_AEABI
bool
default y if ADK_TARGET_ARCH_ARM
config ADK_KERNEL_ARM_THUMB
bool
config ADK_KERNEL_THUMB2_KERNEL
bool
# endianess
config ADK_KERNEL_CPU_BIG_ENDIAN
bool
default y if ADK_TARGET_BIG_ENDIAN
config ADK_KERNEL_CPU_LITTLE_ENDIAN
bool
default y if ADK_TARGET_LITTLE_ENDIAN
menu "Kernel options"
config ADK_KERNEL_DEVTMPFS
bool
config ADK_KERNEL_DEVTMPFS_MOUNT
bool
config ADK_KERNEL_UEVENT_HELPER
bool
depends on ADK_RUNTIME_DEV_MDEV
default y if ADK_RUNTIME_DEV_MDEV
config ADK_KERNEL_UEVENT_HELPER_PATH
string
default "/sbin/mdev"
depends on ADK_RUNTIME_DEV_MDEV
config ADK_KERNEL_BINFMT_ELF
bool
default y if ADK_TARGET_BINFMT_ELF
config ADK_KERNEL_BINFMT_ELF_FDPIC
bool
default y if ADK_TARGET_BINFMT_FDPIC
config ADK_KERNEL_BINFMT_FLAT
bool
default y if ADK_TARGET_BINFMT_FLAT_ONE
default y if ADK_TARGET_BINFMT_FLAT_SEP_DATA
config ADK_KERNEL_BINFMT_SHARED_FLAT
bool
default y if ADK_TARGET_BINFMT_FLAT_SHARED
config ADK_KERNEL_MMU
bool
config ADK_KERNEL_VFP
bool
default y if ADK_TARGET_CPU_WITH_FPU_VFP
config ADK_KERNEL_VFPv3
bool
select ADK_KERNEL_VFP
default y if ADK_TARGET_CPU_WITH_FPU_VFPV3 || ADK_TARGET_CPU_WITH_FPU_VFPV4
config ADK_KERNEL_NEON
bool
default y if ADK_TARGET_ARCH_ARM_WITH_NEON
config ADK_KERNEL_KERNEL_MODE_NEON
bool
default y if ADK_TARGET_ARCH_ARM_WITH_NEON
choice
prompt "preemptive mode"
config ADK_KERNEL_PREEMPT_NONE
bool "No Forced Preemption (Server)"
help
No Forced Preemption (Server)
config ADK_KERNEL_PREEMPT_VOLUNTARY
bool "Voluntary Kernel Preemption (Desktop)"
select ADK_KERNEL_HIGH_RES_TIMERS
help
Voluntary Kernel Preemption (Desktop)
config ADK_KERNEL_PREEMPT__LL
bool "Preemptible Kernel (Low-Latency Desktop)"
select ADK_KERNEL_HIGH_RES_TIMERS
help
Preemptible Kernel (Low-Latency Desktop)
config ADK_KERNEL_PREEMPT_RTB
bool "Preemptible Kernel (Basic RealTime)"
select ADK_KERNEL_HIGH_RES_TIMERS
depends on ADK_TARGET_KERNEL_VERSION_4_1 \
|| ADK_TARGET_KERNEL_VERSION_4_4
help
Preemptible Kernel (Basic RT)
config ADK_KERNEL_PREEMPT_RT_FULL
bool "Fully Preemptible Kernel (RealTime)"
select ADK_KERNEL_HIGH_RES_TIMERS
depends on ADK_TARGET_KERNEL_VERSION_4_1 \
|| ADK_TARGET_KERNEL_VERSION_4_4
help
Fully Preemptible Kernel (RealTime)
https://www.kernel.org/pub/linux/kernel/projects/rt/
endchoice
config ADK_KERNEL_HIGH_RES_TIMERS
bool "Enable high resolution timers"
choice
prompt "tick configuration"
config ADK_KERNEL_NO_HZ_IDLE
bool "no HZ IDLE, dynamic tick"
config ADK_KERNEL_NO_HZ_FULL
bool "no HZ FULL, dynamic tick"
config ADK_KERNEL_HZ_PERIODIC
bool "periodic tick"
endchoice
choice
prompt "HZ"
depends on ADK_KERNEL_HZ_PERIODIC
config ADK_KERNEL_HZ_100
bool "100 HZ"
config ADK_KERNEL_HZ_500
bool "500 HZ"
config ADK_KERNEL_HZ_1000
bool "1000 HZ"
endchoice
config ADK_TARGET_NO_CMDLINE
bool "Do not builtin any kernel cmdline"
help
No kernel command line modifictaion is done.
config ADK_KERNEL_SMP
bool "Enable symmetric multi processing"
depends on ADK_TARGET_WITH_SMP
default y if ADK_TARGET_WITH_SMP
default n
help
Enable symmetric multi processing support.
config ADK_KERNEL_HIGHMEM
bool "Enable high memory"
# produces broken kernel on bcm28xx
depends on !ADK_TARGET_BOARD_BCM28XX
default y if ADK_TARGET_SYSTEM_IBM_X40
default y if ADK_TARGET_MODEL_CUBOX_I4PRO
default y if ADK_TARGET_MODEL_CUBOX_I2ULTRA
default y if ADK_TARGET_MODEL_CUBOX_I2EX
default n
help
Enable high memory support.
config ADK_KERNEL_CC_OPTIMIZE_FOR_SIZE
bool "Optimize for size"
# does not boot in qemu-microblaze
depends on !ADK_TARGET_ARCH_MICROBLAZE
default y
choice
prompt "Page size"
depends on ADK_TARGET_ARCH_MIPS64
default ADK_KERNEL_PAGE_SIZE_16KB if ADK_TARGET_SYSTEM_LEMOTE_YEELONG
default ADK_KERNEL_PAGE_SIZE_4KB
config ADK_KERNEL_PAGE_SIZE_4KB
bool "4kB"
config ADK_KERNEL_PAGE_SIZE_16KB
bool "16kB"
config ADK_KERNEL_PAGE_SIZE_64KB
bool "64kB"
endchoice
endmenu
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