nuttx/arch/arm/Kconfig

#
# For a description of the syntax of this configuration file,
# see the file kconfig-language.txt in the NuttX tools repository.
#

if ARCH_ARM
comment "ARM Options"

choice
	prompt "ARM MCU selection"
	default ARCH_CHIP_STM32

config ARCH_CHIP_A1X
	bool "Allwinner A1X"
	select ARCH_CORTEXA8
	select ARM_HAVE_NEON
	select ARCH_HAVE_IRQPRIO
	select ARCH_HAVE_LOWVECTORS
	select ARCH_HAVE_FETCHADD
	select ARCH_HAVE_SDRAM
	select BOOT_RUNFROMSDRAM
	select ARCH_HAVE_ADDRENV
	select ARCH_NEED_ADDRENV_MAPPING
	---help---
		Allwinner A1X family: A10, A10S (A12), A13 (ARM Cortex-A8)

config ARCH_CHIP_AM335X
	bool "TI AM335X"
	select ARCH_CORTEXA8
	select ARM_HAVE_NEON
	select ARCH_HAVE_IRQPRIO
	select ARCH_HAVE_LOWVECTORS
	select ARCH_HAVE_FETCHADD
	select ARCH_HAVE_SDRAM
	select BOOT_RUNFROMSDRAM
	select ARCH_HAVE_ADDRENV
	select ARCH_NEED_ADDRENV_MAPPING
	---help---
		TI AM335X family: AM3356, AM3357, AM3358, AM3359 (ARM Cortex-A8)

config ARCH_CHIP_C5471
	bool "TMS320 C5471"
	select ARCH_ARM7TDMI
	select ARCH_HAVE_LOWVECTORS
	select OTHER_UART_SERIALDRIVER
	---help---
		TI TMS320 C5471, A180, or DA180 (ARM7TDMI)

config ARCH_CHIP_DM320
	bool "TMS320 DM320"
	select ARCH_ARM926EJS
	select ARCH_HAVE_LOWVECTORS
	---help---
		TI DMS320 DM320 (ARM926EJS)

config ARCH_CHIP_EFM32
	bool "Energy Micro EFM32"
	select ARCH_HAVE_SPI_BITORDER
	select ARCH_HAVE_FETCHADD
	---help---
		Energy Micro EFM32 microcontrollers (ARM Cortex-M).

config ARCH_CHIP_EOSS3
	bool "QuickLogic EOS S3"
	select ARCH_CORTEXM4
	select ARCH_HAVE_MPU
	select ARM_HAVE_MPU_UNIFIED
	select ARCH_HAVE_FPU
	---help---
		QuickLogic EOS S3 (ARM Cortex-M4)

config ARCH_CHIP_IMX1
	bool "NXP/Freescale iMX.1"
	select ARCH_ARM920T
	select ARCH_HAVE_HEAP2
	select ARCH_HAVE_LOWVECTORS
	---help---
		Freescale iMX.1 architectures (ARM920T)

config ARCH_CHIP_IMX6
	bool "NXP/Freescale iMX.6"
	select ARCH_CORTEXA9
	select ARM_THUMB
	select ARMV7A_HAVE_L2CC_PL310
	select ARM_HAVE_NEON
	select ARCH_HAVE_TRUSTZONE
	select ARCH_HAVE_LOWVECTORS
	select ARCH_HAVE_FETCHADD
	select ARCH_HAVE_SDRAM
	select BOOT_RUNFROMSDRAM
	select ARCH_HAVE_ADDRENV
	select ARCH_NEED_ADDRENV_MAPPING
	---help---
		Freescale iMX.6 architectures (Cortex-A9)

config ARCH_CHIP_IMXRT
	bool "NXP/Freescale iMX.RT"
	select ARCH_CORTEXM7
	select ARCH_HAVE_MPU
	select ARCH_HAVE_FETCHADD
	select ARCH_HAVE_RAMFUNCS
	select ARCH_HAVE_TICKLESS
	select ARCH_HAVE_I2CRESET
	select ARCH_HAVE_SPI_CS_CONTROL
	select ARM_HAVE_MPU_UNIFIED
	select ARMV7M_HAVE_STACKCHECK
	---help---
		NXP i.MX RT (ARM Cortex-M7) architectures

config ARCH_CHIP_KINETIS
	bool "NXP/Freescale Kinetis"
	select ARCH_CORTEXM4
	select ARCH_HAVE_MPU
	select ARM_HAVE_MPU_UNIFIED
	select ARCH_HAVE_FPU
	select ARCH_HAVE_FETCHADD
	select ARCH_HAVE_RAMFUNCS
	select ARCH_HAVE_I2CRESET
	---help---
		Freescale Kinetis Architectures (ARM Cortex-M4)

config ARCH_CHIP_KL
	bool "NXP/Freescale Kinetis L"
	select ARCH_CORTEXM0
	---help---
		Freescale Kinetis L Architectures (ARM Cortex-M0+)

config ARCH_CHIP_LC823450
	bool "ON Semiconductor LC823450"
	select ARCH_CORTEXM3
	select ARCH_HAVE_MPU
	select ARCH_HAVE_HEAPCHECK
	select ARCH_HAVE_MULTICPU
	select ARCH_HAVE_I2CRESET
	---help---
		ON Semiconductor LC823450 architectures (ARM dual Cortex-M3)

config ARCH_CHIP_LM
	bool "TI/Luminary Stellaris"
	select ARCH_HAVE_MPU
	select ARM_HAVE_MPU_UNIFIED
	---help---
		TI/Luminary Stellaris LMS3 and LM4F architectures (ARM Cortex-M3/4)

config ARCH_CHIP_LPC17XX_40XX
	bool "NXP LPC17xx/LPC40xx"
	select ARCH_HAVE_MPU
	select ARM_HAVE_MPU_UNIFIED
	select ARCH_HAVE_FETCHADD
	select ARMV7M_HAVE_STACKCHECK
	---help---
		NXP LPC17xx & LPC40xx architectures (ARM Cortex-M3/4)

config ARCH_CHIP_LPC214X
	bool "NXP LPC214x"
	select ARCH_ARM7TDMI
	select ARCH_HAVE_LOWVECTORS
	---help---
		NXP LPC2145x architectures (ARM7TDMI)

config ARCH_CHIP_LPC2378
	bool "NXP LPC2378"
	select ARCH_ARM7TDMI
	select ARCH_HAVE_LOWVECTORS
	---help---
		NXP LPC2145x architectures (ARM7TDMI)

config ARCH_CHIP_LPC31XX
	bool "NXP LPC31XX"
	select ARCH_ARM926EJS
	select ARCH_HAVE_LOWVECTORS
	---help---
		NPX LPC31XX architectures (ARM926EJS).

config ARCH_CHIP_LPC43XX
	bool "NXP LPC43XX"
	select ARCH_CORTEXM4
	select ARCH_HAVE_MPU
	select ARM_HAVE_MPU_UNIFIED
	select ARCH_HAVE_FPU
	select ARCH_HAVE_FETCHADD
	---help---
		NPX LPC43XX architectures (ARM Cortex-M4).

config ARCH_CHIP_LPC54XX
	bool "NXP LPC54XX"
	select ARCH_CORTEXM4
	select ARCH_HAVE_MPU
	select ARM_HAVE_MPU_UNIFIED
	select ARCH_HAVE_FPU
	select ARCH_HAVE_FETCHADD
	---help---
		NPX LPC54XX architectures (ARM Cortex-M4).

config ARCH_CHIP_MAX326XX
	bool "Maxim Integrated MAX326XX"
	select ARCH_HAVE_FETCHADD
	---help---
		Maxim Integrated MAX326XX microcontrollers (ARM Cortex-M4F).

config ARCH_CHIP_MOXART
	bool "MoxART"
	select ARCH_ARM7TDMI
	select ARCH_HAVE_RESET
	select ARCH_HAVE_SERIAL_TERMIOS
	---help---
		MoxART family

config ARCH_CHIP_NRF52
	bool "Nordic NRF52"
	select ARCH_CORTEXM4
	select ARCH_HAVE_TICKLESS
	select ARMV7M_HAVE_STACKCHECK
	#select ARCH_HAVE_MPU
	#select ARM_HAVE_MPU_UNIFIED
	select ARCH_HAVE_SPI_BITORDER
	select ARCH_HAVE_FPU
	select ARCH_HAVE_PWM_MULTICHAN
	select ARCH_HAVE_SERIAL_TERMIOS
	---help---
		Nordic NRF52 architectures (ARM Cortex-M4).

config ARCH_CHIP_NUC1XX
	bool "Nuvoton NUC100/120"
	select ARCH_CORTEXM0
	---help---
		Nuvoton NUC100/120 architectures (ARM Cortex-M0).

config ARCH_CHIP_RP2040
	bool "Raspberry Pi RP2040"
	select ARCH_CORTEXM0
	select ARCH_HAVE_RAMVECTORS
	select ARCH_HAVE_MULTICPU
	select ARCH_HAVE_TESTSET
	select ARCH_HAVE_I2CRESET
	select ARM_HAVE_WFE_SEV
	select LIBC_ARCH_ATOMIC
	---help---
		Raspberry Pi RP2040 architectures (ARM dual Cortex-M0+).

config ARCH_CHIP_S32K1XX
	bool "NXP S32K1XX"
	select ARCH_HAVE_MPU
	select ARM_HAVE_MPU_UNIFIED
	select ARCH_HAVE_RAMFUNCS
	---help---
		NPX S32K1XX architectures (ARM Cortex-M0+ and Cortex-M4F).

config ARCH_CHIP_SAMA5
	bool "Atmel SAMA5"
	select ARCH_CORTEXA5
	select ARCH_HAVE_IRQPRIO
	select ARCH_HAVE_LOWVECTORS
	select ARCH_HAVE_FETCHADD
	select ARCH_HAVE_I2CRESET
	select ARCH_HAVE_TICKLESS
	select ARCH_HAVE_ADDRENV
	select ARCH_NEED_ADDRENV_MAPPING
	---help---
		Atmel SAMA5 (ARM Cortex-A5)

config ARCH_CHIP_SAMD2X
	bool "Microchip/Atmel SAMD2x"
	select ARCH_CORTEXM0
	---help---
		Microchip (formerly Atmel) SAMD2X (ARM Cortex-M0+)

config ARCH_CHIP_SAML2X
	bool "Microchip/Atmel SAML2x"
	select ARCH_CORTEXM0
	---help---
		Microchip (formerly Atmel) SAML2X (ARM Cortex-M0+)

config ARCH_CHIP_SAMD5X
	bool "Microchip SAMD5x"
	select ARCH_CORTEXM4
	select ARCH_HAVE_TICKLESS
	---help---
		Microchip SAMD5X (ARM Cortex-M4)

config ARCH_CHIP_SAME5X
	bool "Microchip SAME5x"
	select ARCH_CORTEXM4
	---help---
		Microchip SAME5x (ARM Cortex-M4)

config ARCH_CHIP_SAM34
	bool "Atmel SAM3/SAM4"
	select ARCH_HAVE_MPU
	select ARM_HAVE_MPU_UNIFIED
	select ARCH_HAVE_FETCHADD
	select ARCH_HAVE_RAMFUNCS
	select ARMV7M_HAVE_STACKCHECK
	---help---
		Atmel SAM3 (ARM Cortex-M3) and SAM4 (ARM Cortex-M4) architectures

config ARCH_CHIP_SAMV7
	bool "Atmel SAMV7"
	select ARCH_CORTEXM7
	select ARCH_HAVE_MPU
	select ARCH_HAVE_FETCHADD
	select ARCH_HAVE_PROGMEM
	select ARCH_HAVE_RAMFUNCS
	select ARCH_HAVE_TICKLESS
	select ARCH_HAVE_I2CRESET
	select ARCH_HAVE_SPI_CS_CONTROL
	select ARM_HAVE_MPU_UNIFIED
	select ARMV7M_HAVE_STACKCHECK
	---help---
		Atmel SAMV7 (ARM Cortex-M7) architectures

config ARCH_CHIP_SIMPLELINK
	bool "TI SimpleLink"
	select ARCH_HAVE_MPU
	select ARM_HAVE_MPU_UNIFIED
	select ARCH_HAVE_FETCHADD
	depends on EXPERIMENTAL
	---help---
		TI SimpleLink CCxxx architectures (ARM Cortex-M3 or M4)

config ARCH_CHIP_STM32
	bool "STMicro STM32 F1/F2/F3/F4/G4/L1"
	select ARCH_HAVE_MPU
	select ARCH_HAVE_FETCHADD
	select ARCH_HAVE_I2CRESET
	select ARCH_HAVE_HEAPCHECK
	select ARCH_HAVE_PROGMEM
	select ARCH_HAVE_SPI_BITORDER
	select ARCH_HAVE_TICKLESS
	select ARCH_HAVE_TIMEKEEPING
	select ARM_HAVE_MPU_UNIFIED
	select ARMV7M_HAVE_STACKCHECK
	---help---
		STMicro STM32 architectures (ARM Cortex-M3/4).

config ARCH_CHIP_STM32F0
	bool "STMicro STM32 F0"
	select ARCH_CORTEXM0
	---help---
		STMicro STM32F0 architectures (ARM Cortex-M0).

config ARCH_CHIP_STM32L0
	bool "STMicro STM32 L0"
	select ARCH_CORTEXM0
	---help---
		STMicro STM32L0 architectures (ARM Cortex-M0).

config ARCH_CHIP_STM32G0
	bool "STMicro STM32 G0"
	select ARCH_CORTEXM0
	---help---
		STMicro STM32G0 architectures (ARM Cortex-M0).

config ARCH_CHIP_STM32F7
	bool "STMicro STM32 F7"
	select ARCH_CORTEXM7
	select ARCH_HAVE_MPU
	select ARCH_HAVE_FETCHADD
	select ARCH_HAVE_I2CRESET
	select ARCH_HAVE_HEAPCHECK
	select ARCH_HAVE_PROGMEM
	select ARCH_HAVE_SPI_BITORDER
	select ARM_HAVE_MPU_UNIFIED
	select ARMV7M_HAVE_STACKCHECK
	select ARCH_HAVE_TICKLESS
	select ARCH_HAVE_TIMEKEEPING
	---help---
		STMicro STM32 architectures (ARM Cortex-M7).

config ARCH_CHIP_STM32H7
	bool "STMicro STM32 H7"
	select ARCH_CORTEXM7
	select ARCH_HAVE_MPU
	select ARCH_HAVE_I2CRESET
	select ARCH_HAVE_PROGMEM
#	select ARCH_HAVE_HEAPCHECK
	select ARCH_HAVE_SPI_BITORDER
	select ARM_HAVE_MPU_UNIFIED
	select ARMV7M_HAVE_STACKCHECK
	select ARCH_HAVE_TICKLESS
	select ARCH_HAVE_TIMEKEEPING
	---help---
		STMicro STM32H7 architectures (ARM Cortex-M7).

		BEWARE: This is a work-in-progress and not yet ready for general
		usage.  See boards/arm/stm32/nucleo-h743zi/README.txt for the
		current state of the port.

config ARCH_CHIP_STM32L4
	bool "STMicro STM32 L4"
	select ARCH_CORTEXM4
	select ARCH_HAVE_MPU
	select ARCH_HAVE_FETCHADD
	select ARCH_HAVE_I2CRESET
	select ARCH_HAVE_HEAPCHECK
	select ARCH_HAVE_PROGMEM
	select ARCH_HAVE_SPI_BITORDER
	select ARCH_HAVE_TICKLESS
	select ARM_HAVE_MPU_UNIFIED
	select ARMV7M_HAVE_STACKCHECK
	---help---
		STMicro STM32 architectures (ARM Cortex-M4).

config ARCH_CHIP_STM32L5
	bool "STMicro STM32 L5"
	select ARCH_CORTEXM33
	select ARCH_HAVE_MPU
	select ARCH_HAVE_FETCHADD
	select ARCH_HAVE_HEAPCHECK
	select ARCH_HAVE_PROGMEM
	select ARCH_HAVE_SPI_BITORDER
	select ARCH_HAVE_TICKLESS
	select ARM_HAVE_MPU_UNIFIED
	select ARMV8M_HAVE_STACKCHECK
	---help---
		STMicro STM32 L5 architectures (ARM Cortex-M33).

config ARCH_CHIP_STM32U5
	bool "STMicro STM32 U5"
	select ARCH_CORTEXM33
	select ARCH_HAVE_MPU
	select ARCH_HAVE_FETCHADD
	select ARCH_HAVE_HEAPCHECK
	select ARCH_HAVE_PROGMEM
	select ARCH_HAVE_SPI_BITORDER
	select ARCH_HAVE_TICKLESS
	select ARM_HAVE_MPU_UNIFIED
	select ARMV8M_HAVE_STACKCHECK
	select ARCH_HAVE_TRUSTZONE
	---help---
		STMicro STM32 U5 architectures (ARM Cortex-M33).

config ARCH_CHIP_STR71X
	bool "STMicro STR71x"
	select ARCH_ARM7TDMI
	select ARCH_HAVE_LOWVECTORS
	---help---
		STMicro STR71x architectures (ARM7TDMI).

config ARCH_CHIP_TMS570
	bool "TI TMS570"
	select ENDIAN_BIG
	select ARCH_HAVE_LOWVECTORS
	select ARCH_HAVE_FETCHADD
	select ARCH_HAVE_RAMFUNCS
	select ARMV7R_MEMINIT
	select ARMV7R_HAVE_DECODEFIQ
	---help---
		TI TMS570 family

config ARCH_CHIP_TIVA
	bool "TI Tiva"
	select ARCH_HAVE_MPU
	select ARM_HAVE_MPU_UNIFIED
	select ARCH_HAVE_FETCHADD
	---help---
		TI Tiva TM4C architectures (ARM Cortex-M4)

config ARCH_CHIP_XMC4
	bool "Infineon XMC4xxx"
	select ARCH_CORTEXM4
	select ARCH_HAVE_MPU
	select ARCH_HAVE_FETCHADD
	select ARCH_HAVE_RAMFUNCS
	select ARCH_HAVE_I2CRESET
	select ARM_HAVE_MPU_UNIFIED
	select ARMV7M_HAVE_STACKCHECK
	---help---
		Infineon XMC4xxx(ARM Cortex-M4) architectures

config ARCH_CHIP_CXD56XX
	bool "Sony CXD56xx"
	select ARCH_CORTEXM4
	select ARCH_HAVE_MPU
	select ARM_HAVE_MPU_UNIFIED
	select ARCH_HAVE_FPU
	select ARCH_HAVE_HEAPCHECK
	select ARCH_HAVE_MULTICPU
	select ARCH_HAVE_TEXT_HEAP
	select ARCH_HAVE_SDIO if MMCSD
	select ARCH_HAVE_MATH_H
	---help---
		Sony CXD56XX (ARM Cortex-M4) architectures

config ARCH_CHIP_PHY62XX
	bool "Phyplus PHY62XX BLE"
	select ARCH_CORTEXM0
	select LIBC_ARCH_ATOMIC
	---help---
		Phyplus PHY62XX architectures (ARM Cortex-M0).

config ARCH_CHIP_ARM_CUSTOM
	bool "Custom ARM chip"
	select ARCH_CHIP_CUSTOM
	---help---
		Select this option if there is no directory for the chip under arch/arm/src/.

endchoice

config ARCH_ARM7TDMI
	bool
	default n
	select ARCH_DCACHE
	select ARCH_ICACHE
	---help---
		The Arm7TDMI-S is an excellent workhorse processor capable of a wide
		array of applications. Traditionally used in mobile handsets, the
		processor is now broadly in many non-mobile applications.

config ARCH_ARM920T
	bool
	default n
	select ARCH_DCACHE
	select ARCH_ICACHE
	select ARCH_HAVE_MMU
	select ARCH_USE_MMU
	---help---
		The ARM9 processor family is built around the ARM9TDMI processor and
		incorporates the 16-bit Thumb instruction set. The ARM9 Thumb family
		includes the ARM920T and ARM922T cached processor macrocells:

		- Dual 16k caches for applications running Symbian OS, Palm OS,
		  Linux and Windows CE,
		- Dual 8k caches for applications running Symbian OS, Palm OS, Linux
		  and Windows CE Applications

config ARCH_ARM926EJS
	bool
	default n
	select ARCH_DCACHE
	select ARCH_ICACHE
	select ARCH_HAVE_MMU
	select ARCH_USE_MMU
	---help---
		Arm926EJ-S is the entry point processor capable of supporting full
		Operating Systems including Linux, WindowsCE, and Symbian.

		The ARM9E processor family enables single processor solutions for
		microcontroller, DSP and Java applications. The ARM9E family of
		products are DSP-enhanced 32-bit RISC processors, for applications
		requiring a mix of DSP and microcontroller performance. The family
		includes the ARM926EJ-S, ARM946E-S, ARM966E-S, and ARM968E-S
		processor macrocells. They include signal processing extensions to
		enhance 16-bit fixed point performance using a single-cycle 32 x 16
		multiply-accumulate (MAC) unit, and implement the 16-bit Thumb
		instruction set. The ARM926EJ-S processor also includes ARM Jazelle
		technology which enables the direct execution of Java bytecodes in
		hardware.

config ARCH_ARM1136J
	bool
	default n
	select ARCH_DCACHE
	select ARCH_ICACHE
	select ARCH_HAVE_MMU
	select ARCH_USE_MMU
	---help---
		Arm1136J(F)-S is very similar to Arm926EJ-S, but includes an
		extended pipeline, basic SIMD (Single Instruction Multiple Data)
		instructions, and improved frequency and performance.

config ARCH_ARM1156T2
	bool
	default n
	select ARCH_DCACHE
	select ARCH_ICACHE
	select ARCH_HAVE_MMU
	select ARCH_USE_MMU
	---help---
		Arm1156T2(F)-S is the highest-performance processor in the real-time
		Classic Arm family.

config ARCH_ARM1176JZ
	bool
	default n
	select ARCH_DCACHE
	select ARCH_ICACHE
	select ARCH_HAVE_MMU
	select ARCH_USE_MMU
	---help---
		Arm1176JZ(F)-S is the highest-performance single-core processor in
		the Classic Arm family. It also introduced TrustZone technology to
		enable secure execution outside of the reach of malicious code.

config ARCH_ARMV6M
	bool
	default n

config ARCH_CORTEXM0
	bool
	default n
	select ARM_THUMB
	select ARCH_ARMV6M
	select ARCH_HAVE_IRQPRIO
	select ARCH_HAVE_RESET
	select ARCH_HAVE_HARDFAULT_DEBUG

config ARCH_ARMV7M
	bool
	default n

config ARCH_CORTEXM3
	bool
	default n
	select ARM_THUMB
	select ARCH_ARMV7M
	select ARCH_HAVE_IRQPRIO
	select ARCH_HAVE_IRQTRIGGER
	select ARCH_HAVE_RAMVECTORS
	select ARCH_HAVE_HIPRI_INTERRUPT
	select ARCH_HAVE_RESET
	select ARCH_HAVE_TESTSET
	select ARCH_HAVE_HARDFAULT_DEBUG
	select ARCH_HAVE_MEMFAULT_DEBUG
	select ARCH_HAVE_BUSFAULT_DEBUG
	select ARCH_HAVE_USAGEFAULT_DEBUG

config ARCH_CORTEXM4
	bool
	default n
	select ARM_THUMB
	select ARCH_ARMV7M
	select ARCH_HAVE_IRQPRIO
	select ARCH_HAVE_IRQTRIGGER
	select ARCH_HAVE_RAMVECTORS
	select ARCH_HAVE_HIPRI_INTERRUPT
	select ARCH_HAVE_RESET
	select ARCH_HAVE_TESTSET
	select ARCH_HAVE_HARDFAULT_DEBUG
	select ARCH_HAVE_MEMFAULT_DEBUG
	select ARCH_HAVE_BUSFAULT_DEBUG
	select ARCH_HAVE_USAGEFAULT_DEBUG

config ARCH_CORTEXM7
	bool
	default n
	select ARM_THUMB
	select ARCH_ARMV7M
	select ARCH_HAVE_FPU
	select ARCH_HAVE_IRQPRIO
	select ARCH_HAVE_IRQTRIGGER
	select ARCH_HAVE_RAMVECTORS
	select ARCH_HAVE_HIPRI_INTERRUPT
	select ARCH_HAVE_RESET
	select ARCH_HAVE_TESTSET
	select ARCH_HAVE_HARDFAULT_DEBUG
	select ARCH_HAVE_MEMFAULT_DEBUG
	select ARCH_HAVE_BUSFAULT_DEBUG
	select ARCH_HAVE_USAGEFAULT_DEBUG

config ARCH_ARMV7A
	bool
	default n
	select ARM_HAVE_WFE_SEV

config ARCH_CORTEXA5
	bool
	default n
	select ARCH_ARMV7A
	select ARCH_DCACHE
	select ARCH_ICACHE
	select ARCH_HAVE_MMU
	select ARCH_USE_MMU
	select ARCH_HAVE_TESTSET
	select ARM_HAVE_MPCORE

config ARCH_CORTEXA7
	bool
	default n
	select ARCH_ARMV7A
	select ARCH_DCACHE
	select ARCH_ICACHE
	select ARCH_HAVE_MMU
	select ARCH_USE_MMU
	select ARCH_HAVE_TESTSET
	select ARM_HAVE_MPCORE

config ARCH_CORTEXA8
	bool
	default n
	select ARCH_ARMV7A
	select ARCH_DCACHE
	select ARCH_ICACHE
	select ARCH_HAVE_MMU
	select ARCH_USE_MMU
	select ARCH_HAVE_TESTSET

config ARCH_CORTEXA9
	bool
	default n
	select ARCH_ARMV7A
	select ARCH_DCACHE
	select ARCH_ICACHE
	select ARCH_HAVE_MMU
	select ARCH_USE_MMU
	select ARCH_HAVE_TESTSET
	select ARM_HAVE_MPCORE

config ARCH_ARMV7R
	bool
	default n

config ARCH_CORTEXR4
	bool
	default n
	select ARCH_ARMV7R
	select ARCH_DCACHE
	select ARCH_ICACHE
	select ARCH_HAVE_MPU
	select ARCH_HAVE_TESTSET

config ARCH_CORTEXR5
	bool
	default n
	select ARCH_ARMV7R
	select ARCH_DCACHE
	select ARCH_ICACHE
	select ARCH_HAVE_MPU
	select ARCH_HAVE_TESTSET

config ARCH_CORTEXR7
	bool
	default n
	select ARCH_ARMV7R
	select ARCH_DCACHE
	select ARCH_ICACHE
	select ARCH_HAVE_MPU
	select ARCH_HAVE_TESTSET

config ARCH_ARMV8M
	bool
	default n

config ARCH_CORTEXM23
	bool
	default n
	select ARM_THUMB
	select ARCH_ARMV8M
	select ARCH_HAVE_IRQPRIO
	select ARCH_HAVE_IRQTRIGGER
	select ARCH_HAVE_RAMVECTORS
	select ARCH_HAVE_HIPRI_INTERRUPT
	select ARCH_HAVE_RESET
	select ARCH_HAVE_TESTSET
	select ARCH_HAVE_HARDFAULT_DEBUG

config ARCH_CORTEXM33
	bool
	default n
	select ARM_THUMB
	select ARCH_ARMV8M
	select ARCH_HAVE_IRQPRIO
	select ARCH_HAVE_IRQTRIGGER
	select ARCH_HAVE_RAMVECTORS
	select ARCH_HAVE_HIPRI_INTERRUPT
	select ARCH_HAVE_RESET
	select ARCH_HAVE_TESTSET
	select ARCH_HAVE_HARDFAULT_DEBUG
	select ARCH_HAVE_MEMFAULT_DEBUG
	select ARCH_HAVE_BUSFAULT_DEBUG
	select ARCH_HAVE_USAGEFAULT_DEBUG
	select ARCH_HAVE_SECUREFAULT_DEBUG if ARCH_TRUSTZONE_SECURE

config ARCH_CORTEXM35P
	bool
	default n
	select ARM_THUMB
	select ARCH_ARMV8M
	select ARCH_HAVE_IRQPRIO
	select ARCH_HAVE_IRQTRIGGER
	select ARCH_HAVE_RAMVECTORS
	select ARCH_HAVE_HIPRI_INTERRUPT
	select ARCH_HAVE_RESET
	select ARCH_HAVE_TESTSET
	select ARCH_HAVE_HARDFAULT_DEBUG
	select ARCH_HAVE_MEMFAULT_DEBUG
	select ARCH_HAVE_BUSFAULT_DEBUG
	select ARCH_HAVE_USAGEFAULT_DEBUG
	select ARCH_HAVE_SECUREFAULT_DEBUG if ARCH_TRUSTZONE_SECURE

config ARCH_CORTEXM55
	bool
	default n
	select ARM_THUMB
	select ARCH_ARMV8M
	select ARCH_HAVE_IRQPRIO
	select ARCH_HAVE_IRQTRIGGER
	select ARCH_HAVE_RAMVECTORS
	select ARCH_HAVE_HIPRI_INTERRUPT
	select ARCH_HAVE_RESET
	select ARCH_HAVE_TESTSET
	select ARCH_HAVE_HARDFAULT_DEBUG
	select ARCH_HAVE_MEMFAULT_DEBUG
	select ARCH_HAVE_BUSFAULT_DEBUG
	select ARCH_HAVE_USAGEFAULT_DEBUG
	select ARCH_HAVE_SECUREFAULT_DEBUG if ARCH_TRUSTZONE_SECURE

config ARCH_FAMILY
	string
	default "arm"		if ARCH_ARM7TDMI || ARCH_ARM920T || ARCH_ARM926EJS || ARCH_ARM1136J || ARCH_ARM1156T2 || ARCH_ARM1176JZ
	default "armv6-m"	if ARCH_ARMV6M
	default "armv7-a"	if ARCH_ARMV7A
	default "armv7-m"	if ARCH_ARMV7M
	default "armv7-r"	if ARCH_ARMV7R
	default "armv8-m"	if ARCH_ARMV8M

config ARCH_CHIP
	string
	default "a1x"		if ARCH_CHIP_A1X
	default "am335x"	if ARCH_CHIP_AM335X
	default "c5471"		if ARCH_CHIP_C5471
	default "dm320"		if ARCH_CHIP_DM320
	default "efm32"		if ARCH_CHIP_EFM32
	default "eoss3"		if ARCH_CHIP_EOSS3
	default "imx1"		if ARCH_CHIP_IMX1
	default "imx6"		if ARCH_CHIP_IMX6
	default "imxrt"		if ARCH_CHIP_IMXRT
	default "kinetis"	if ARCH_CHIP_KINETIS
	default "kl"		if ARCH_CHIP_KL
	default "lc823450"	if ARCH_CHIP_LC823450
	default "tiva"		if ARCH_CHIP_LM || ARCH_CHIP_TIVA || ARCH_CHIP_SIMPLELINK
	default "lpc17xx_40xx"	if ARCH_CHIP_LPC17XX_40XX
	default "lpc214x"	if ARCH_CHIP_LPC214X
	default "lpc2378"	if ARCH_CHIP_LPC2378
	default "lpc31xx"	if ARCH_CHIP_LPC31XX
	default "lpc43xx"	if ARCH_CHIP_LPC43XX
	default "lpc54xx"	if ARCH_CHIP_LPC54XX
	default "max326xx"	if ARCH_CHIP_MAX326XX
	default "moxart"	if ARCH_CHIP_MOXART
	default "nrf52"		if ARCH_CHIP_NRF52
	default "nuc1xx"	if ARCH_CHIP_NUC1XX
	default "rp2040"	if ARCH_CHIP_RP2040
	default "s32k1xx"	if ARCH_CHIP_S32K1XX
	default "sama5"		if ARCH_CHIP_SAMA5
	default "samd2l2"	if ARCH_CHIP_SAMD2X || ARCH_CHIP_SAML2X
	default "samd5e5"	if ARCH_CHIP_SAMD5X || ARCH_CHIP_SAME5X
	default "sam34"		if ARCH_CHIP_SAM34
	default "samv7"		if ARCH_CHIP_SAMV7
	default "stm32"		if ARCH_CHIP_STM32
	default "stm32f0l0g0"	if ARCH_CHIP_STM32F0 || ARCH_CHIP_STM32L0 || ARCH_CHIP_STM32G0
	default "stm32f7"	if ARCH_CHIP_STM32F7
	default "stm32h7"	if ARCH_CHIP_STM32H7
	default "stm32l4"	if ARCH_CHIP_STM32L4
	default "stm32l5"	if ARCH_CHIP_STM32L5
	default "stm32u5"	if ARCH_CHIP_STM32U5
	default "str71x"	if ARCH_CHIP_STR71X
	default "tms570"	if ARCH_CHIP_TMS570
	default "xmc4"		if ARCH_CHIP_XMC4
	default "cxd56xx"	if ARCH_CHIP_CXD56XX
	default "phy62xx"	if ARCH_CHIP_PHY62XX

config ARCH_HAVE_TRUSTZONE
	bool
	default n
	---help---
		Automatically selected to indicate that the ARM CPU supports
		TrustZone.

choice
	prompt "TrustZone Configuration"
	default ARCH_TRUSTZONE_SECURE
	depends on ARCH_HAVE_TRUSTZONE

config ARCH_TRUSTZONE_SECURE
	bool "All CPUs operate secure state"

config ARCH_TRUSTZONE_NONSECURE
	bool "All CPUs operate non-secure state"

config ARCH_TRUSTZONE_BOTH
	bool "CPUs operate in both secure and non-secure states"

endchoice # TrustZone Configuration

config ARM_THUMB
	bool
	default n

config ARM_HAVE_WFE_SEV
	bool
	default n
	---help---
		Use WFE and SEV instructions for spinlock to reduce power consumption

config ARM_HAVE_DPFPU32
	bool
	select ARCH_HAVE_DPFPU
	default n
	---help---
		FPU implemented in the VFPv[3|4]-D32 format that supports
		32 double-precision floating-point registers.

config ARM_HAVE_NEON
	bool
	default n
	select ARM_HAVE_DPFPU32
	---help---
		Decide whether support NEON instruction

config ARM_HAVE_MVE
	bool
	default n
	---help---
		Decide whether support MVE instruction

config ARM_FPU_ABI_SOFT
	bool "Soft Float ABI"
	default n
	depends on ARCH_HAVE_FPU
	---help---
		Pass float value via integer register (-mfloat-abi=softfp) 

config ARM_DPFPU32
	bool "FPU with 32 double-precision register"
	default y
	depends on ARCH_DPFPU && ARM_HAVE_DPFPU32

config ARM_NEON
	bool "Advanced SIMD (NEON) Extension"
	default y
	depends on ARM_HAVE_NEON && ARM_DPFPU32

config ARM_HAVE_MPU_UNIFIED
	bool
	default n
	---help---
		Automatically selected to indicate that the CPU supports a
		unified MPU for both instruction and data addresses.

config ARM_HAVE_MPCORE
	bool
	default n
	---help---
		Decide whether support MPCore extension

config ARM_MPU
	bool "MPU support"
	default n
	depends on ARCH_HAVE_MPU
	select ARCH_USE_MPU
	---help---
		Build in support for the ARM Cortex-M3/4/7 Memory Protection Unit (MPU).
		Check your chip specifications first; not all Cortex-M3/4/7 chips
		support the MPU.

config ARM_MPU_NREGIONS
	int "Number of MPU regions"
	default 16 if ARCH_CORTEXM7
	default 8 if !ARCH_CORTEXM7
	depends on ARM_MPU
	---help---
		This is the number of protection regions supported by the MPU.

config ARM_MPU_RESET
	bool "MPU Reset before MPU initialization"
	default n
	depends on ARM_MPU
	---help---
		Configures the MPU initialization sequence to disable the MPU
		before configuring it.

		This may be needed in a system with a bootloader that has
		configured the MPU prior to running NuttX. This may be all that is
		needed to allow booting if the previous MPU configuration allow
		the system to execute the MPU initialization code. If not use
		ARM_MPU_EARLY_RESET.

config ARM_MPU_EARLY_RESET
	bool "MPU Early Reset"
	default n
	depends on ARCH_HAVE_MPU
	---help---
		Configures the early system initialization sequence to disable the MPU.

		This may be needed in a system with a bootloader that has
		configured the MPU prior to running NuttX. This is useful if the system
		faults during bbs, or data initialization or before the
		stm32_mpuinitialize can be called.

		Note: This can be used without MPU Support enabled.

config ARCH_HAVE_LOWVECTORS
	bool

config ARCH_LOWVECTORS
	bool "Vectors in low memory"
	default n
	depends on ARCH_HAVE_LOWVECTORS
	---help---
		Support ARM vectors in low memory.

config ARCH_ROMPGTABLE
	bool "ROM page table"
	default n
	depends on ARCH_USE_MMU
	---help---
		Support a fixed memory mapping use a (read-only) page table in
		ROM/FLASH.

config ARCH_HAVE_HARDFAULT_DEBUG
	bool
	default n

config DEBUG_HARDFAULT_ALERT
	bool "Hard-Fault Alert Debug"
	default n
	depends on ARCH_HAVE_HARDFAULT_DEBUG && DEBUG_ALERT
	---help---
		Enables debug alert output to the SYSLOG when a hard fault
		occurs.  This output is sometimes helpful when debugging difficult
		hard fault problems.

config DEBUG_HARDFAULT_INFO
	bool "Hard-Fault Informational Output"
	default n
	depends on ARCH_HAVE_HARDFAULT_DEBUG && DEBUG_INFO
	---help---
		Enables informational alert output to the SYSLOG when a hard fault
		occurs.  This output is sometimes helpful when debugging difficult
		hard fault problems but may be more than you want to see in some
		cases.

config ARCH_HAVE_MEMFAULT_DEBUG
	bool
	default n

config DEBUG_MEMFAULT
	bool "Verbose Mem-Fault Debug"
	default n
	depends on ARCH_HAVE_MEMFAULT_DEBUG && DEBUG_ALERT && ARCH_USE_MPU
	---help---
		Enables verbose debug output when a mem fault occurs.  This verbose
		output is sometimes helpful when debugging difficult mem fault problems,
		but may be more than you typically want to see.

config ARCH_HAVE_BUSFAULT_DEBUG
	bool
	default n

config DEBUG_BUSFAULT
	bool "Verbose Bus-Fault Debug"
	default n
	depends on ARCH_HAVE_BUSFAULT_DEBUG && DEBUG_ALERT
	---help---
		Enables verbose debug output when a bus fault occurs.  This verbose
		output is sometimes helpful when debugging difficult bus fault problems,
		but may be more than you typically want to see.

config ARCH_HAVE_USAGEFAULT_DEBUG
	bool
	default n

config DEBUG_USAGEFAULT
	bool "Verbose Usage-Fault Debug"
	default n
	depends on ARCH_HAVE_USAGEFAULT_DEBUG && DEBUG_ALERT
	---help---
		Enables verbose debug output when a usage fault occurs.  This verbose
		output is sometimes helpful when debugging difficult usage fault problems,
		but may be more than you typically want to see.

config ARCH_HAVE_SECUREFAULT_DEBUG
	bool
	default n

config DEBUG_SECUREFAULT
	bool "Verbose Secure-Fault Debug"
	default n
	depends on ARCH_HAVE_SECUREFAULT_DEBUG && DEBUG_ALERT
	---help---
		Enables verbose debug output when a usage fault is occurs.  This verbose
		output is sometimes helpful when debugging difficult usage fault problems,
		but may be more than you typically want to see.

config ARM_SEMIHOSTING_SYSLOG
	bool "Semihosting SYSLOG support"
	select ARCH_SYSLOG
	---help---
		Enable hooks to support semihosting syslog output.

config ARM_SEMIHOSTING_HOSTFS
	bool "Semihosting HostFS"
	depends on FS_HOSTFS
	---help---
		Mount HostFS through semihosting.

		This doesn't support some directory operations like readdir because
		of the limitations of semihosting mechanism.

if ARM_SEMIHOSTING_HOSTFS

config ARM_SEMIHOSTING_HOSTFS_CACHE_COHERENCE
	bool "Cache coherence in semihosting hostfs"
	depends on ARCH_DCACHE
	---help---
		Flush & Invalidte cache before & after bkpt instruction.

endif

if ARCH_ARMV6M
source "arch/arm/src/armv6-m/Kconfig"
endif
if ARCH_ARMV7A
source "arch/arm/src/armv7-a/Kconfig"
endif
if ARCH_ARMV7M
source "arch/arm/src/armv7-m/Kconfig"
endif
if ARCH_ARMV7R
source "arch/arm/src/armv7-r/Kconfig"
endif
if ARCH_ARMV8M
source "arch/arm/src/armv8-m/Kconfig"
endif
if ARCH_ARM7TDMI || ARCH_ARM920T || ARCH_ARM926EJS || ARCH_ARM1136J || ARCH_ARM1156T2 || ARCH_ARM1176JZ
source "arch/arm/src/arm/Kconfig"
endif
if ARCH_CHIP_A1X
source "arch/arm/src/a1x/Kconfig"
endif
if ARCH_CHIP_AM335X
source "arch/arm/src/am335x/Kconfig"
endif
if ARCH_CHIP_C5471
source "arch/arm/src/c5471/Kconfig"
endif
if ARCH_CHIP_DM320
source "arch/arm/src/dm320/Kconfig"
endif
if ARCH_CHIP_EFM32
source "arch/arm/src/efm32/Kconfig"
endif
if ARCH_CHIP_EOSS3
source "arch/arm/src/eoss3/Kconfig"
endif
if ARCH_CHIP_IMX1
source "arch/arm/src/imx1/Kconfig"
endif
if ARCH_CHIP_IMX6
source "arch/arm/src/imx6/Kconfig"
endif
if ARCH_CHIP_IMXRT
source "arch/arm/src/imxrt/Kconfig"
endif
if ARCH_CHIP_KINETIS
source "arch/arm/src/kinetis/Kconfig"
endif
if ARCH_CHIP_KL
source "arch/arm/src/kl/Kconfig"
endif
if ARCH_CHIP_LC823450
source "arch/arm/src/lc823450/Kconfig"
endif
if ARCH_CHIP_LM || ARCH_CHIP_TIVA || ARCH_CHIP_SIMPLELINK
source "arch/arm/src/tiva/Kconfig"
endif
if ARCH_CHIP_LPC17XX_40XX
source "arch/arm/src/lpc17xx_40xx/Kconfig"
endif
if ARCH_CHIP_LPC214X
source "arch/arm/src/lpc214x/Kconfig"
endif
if ARCH_CHIP_LPC2378
source "arch/arm/src/lpc2378/Kconfig"
endif
if ARCH_CHIP_LPC31XX
source "arch/arm/src/lpc31xx/Kconfig"
endif
if ARCH_CHIP_LPC43XX
source "arch/arm/src/lpc43xx/Kconfig"
endif
if ARCH_CHIP_LPC54XX
source "arch/arm/src/lpc54xx/Kconfig"
endif
if ARCH_CHIP_S32K1XX
source "arch/arm/src/s32k1xx/Kconfig"
endif
if ARCH_CHIP_MAX326XX
source "arch/arm/src/max326xx/Kconfig"
endif
if ARCH_CHIP_MOXART
source "arch/arm/src/moxart/Kconfig"
endif
if ARCH_CHIP_NRF52
source "arch/arm/src/nrf52/Kconfig"
endif
if ARCH_CHIP_NUC1XX
source "arch/arm/src/nuc1xx/Kconfig"
endif
if ARCH_CHIP_RP2040
source "arch/arm/src/rp2040/Kconfig"
endif
if ARCH_CHIP_SAMA5
source "arch/arm/src/sama5/Kconfig"
endif
if ARCH_CHIP_SAMD2X || ARCH_CHIP_SAML2X
source "arch/arm/src/samd2l2/Kconfig"
endif
if ARCH_CHIP_SAMD5X || ARCH_CHIP_SAME5X
source "arch/arm/src/samd5e5/Kconfig"
endif
if ARCH_CHIP_SAM34
source "arch/arm/src/sam34/Kconfig"
endif
if ARCH_CHIP_SAMV7
source "arch/arm/src/samv7/Kconfig"
endif
if ARCH_CHIP_STM32
source "arch/arm/src/stm32/Kconfig"
endif
if ARCH_CHIP_STM32F0 || ARCH_CHIP_STM32L0 || ARCH_CHIP_STM32G0
source "arch/arm/src/stm32f0l0g0/Kconfig"
endif
if ARCH_CHIP_STM32F7
source "arch/arm/src/stm32f7/Kconfig"
endif
if ARCH_CHIP_STM32H7
source "arch/arm/src/stm32h7/Kconfig"
endif
if ARCH_CHIP_STM32L4
source "arch/arm/src/stm32l4/Kconfig"
endif
if ARCH_CHIP_STM32L5
source "arch/arm/src/stm32l5/Kconfig"
endif
if ARCH_CHIP_STM32U5
source "arch/arm/src/stm32u5/Kconfig"
endif
if ARCH_CHIP_STR71X
source "arch/arm/src/str71x/Kconfig"
endif
if ARCH_CHIP_TMS570
source "arch/arm/src/tms570/Kconfig"
endif
if ARCH_CHIP_XMC4
source "arch/arm/src/xmc4/Kconfig"
endif
if ARCH_CHIP_PHY62XX
source "arch/arm/src/phy62xx/Kconfig"
endif
if ARCH_CHIP_CXD56XX
source "arch/arm/src/cxd56xx/Kconfig"
endif

endif # ARCH_ARM