nuttx/arch/risc-v/Kconfig

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

if ARCH_RISCV
comment "RISC-V Options"

choice
	prompt "RISC-V chip selection"
	default ARCH_CHIP_RISCV_CUSTOM

config ARCH_CHIP_FE310
	bool "SiFive FE310"
	select ARCH_RV32IM
	---help---
		SiFive FE310 processor (E31 RISC-V Core with MAC extensions).

config ARCH_CHIP_K210
	bool "Kendryte K210"
	select ARCH_RV64GC
	select ARCH_HAVE_MPU
	select ARCH_HAVE_TESTSET
	select ARCH_HAVE_MULTICPU
	---help---
		Kendryte K210 processor (RISC-V 64bit core with GC extensions)

config ARCH_CHIP_LITEX
	bool "Enjoy Digital LITEX VEXRISCV"
	select ARCH_RV32IM
	---help---
		Enjoy Digital LITEX VEXRISCV softcore processor (RV32IMA).

config ARCH_CHIP_BL602
	bool "BouffaloLab BL602"
	select ARCH_RV32IM
	select ARCH_HAVE_FPU
	select ARCH_HAVE_RESET
	---help---
		BouffaloLab BL602(rv32imfc)

config ARCH_CHIP_ESP32C3
	bool "Espressif ESP32-C3"
	select ARCH_RV32IM
	select RV32IM_HW_MULDIV
	select ARCH_VECNOTIRQ
	select ARCH_HAVE_RESET
	select LIBC_ARCH_MEMCHR
	select LIBC_ARCH_MEMCMP
	select LIBC_ARCH_MEMCCMP
	select LIBC_ARCH_MEMMOVE
	select LIBC_ARCH_MEMSET
	---help---
		Espressif ESP32-C3 (RV32IMC).

config ARCH_CHIP_C906
	bool "THEAD C906"
	select ARCH_RV64GC
	select ARCH_HAVE_MPU
	---help---
		THEAD C906 processor (RISC-V 64bit core with GCVX extensions).

config ARCH_CHIP_RISCV_CUSTOM
	bool "Custom RISC-V chip"
	select ARCH_CHIP_CUSTOM
	---help---
		Select this option if there is no directory for the chip under arch/risc-v/src/.

endchoice

config ARCH_RV32I
	bool
	default n
	select ARCH_HAVE_SETJMP

config ARCH_RV32IM
	bool
	default n
	select ARCH_HAVE_SETJMP

config ARCH_RV64GC
	bool
	default n
	select LIBC_ARCH_ELF_64BIT if LIBC_ARCH_ELF
	select ARCH_HAVE_SETJMP

config ARCH_FAMILY
	string
	default "rv32im"	if ARCH_RV32IM
	default "rv64gc"	if ARCH_RV64GC

config ARCH_CHIP
	string
	default "fe310"		if ARCH_CHIP_FE310
	default "k210"		if ARCH_CHIP_K210
	default "litex"		if ARCH_CHIP_LITEX
	default "bl602"		if ARCH_CHIP_BL602
	default "esp32c3"	if ARCH_CHIP_ESP32C3
	default "c906"		if ARCH_CHIP_C906

if ARCH_RV32IM
source arch/risc-v/src/rv32im/Kconfig
endif
if ARCH_RV64GC
source arch/risc-v/src/rv64gc/Kconfig
endif
if ARCH_CHIP_FE310
source arch/risc-v/src/fe310/Kconfig
endif
if ARCH_CHIP_K210
source arch/risc-v/src/k210/Kconfig
endif
if ARCH_CHIP_LITEX
source arch/risc-v/src/litex/Kconfig
endif
if ARCH_CHIP_BL602
source arch/risc-v/src/bl602/Kconfig
endif
if ARCH_CHIP_ESP32C3
source arch/risc-v/src/esp32c3/Kconfig
endif
if ARCH_CHIP_C906
source arch/risc-v/src/c906/Kconfig
endif
endif