path: root/arch/mips/Kconfig

#
#
#
config MIPS
	bool
	select HAS_KALLSYMS
	select HAVE_CONFIGURABLE_MEMORY_LAYOUT
	select HAVE_CONFIGURABLE_TEXT_BASE
	select HAS_DMA
	default y

config SYS_SUPPORTS_BIG_ENDIAN
	bool

config SYS_SUPPORTS_LITTLE_ENDIAN
	bool

config CSRC_R4K_LIB
	bool

config GENERIC_LINKER_SCRIPT
	bool
	default y

config HAS_NO_BOARD_HL_CODE
	bool

config PHYS_ADDR_T_64BIT
	bool

menu "Machine selection"

config BUILTIN_DTB
	bool "link a DTB into the barebox image"
	depends on OFTREE

config BUILTIN_DTB_NAME
	string "DTB to build into the barebox image"
	depends on BUILTIN_DTB

choice
	prompt "System type"
	default MACH_MIPS_MALTA

config MACH_MIPS_MALTA
	bool "MIPS Malta"
	select CSRC_R4K_LIB
	select DRIVER_SERIAL_NS16550
	select SYS_HAS_CPU_MIPS32_R1
	select SYS_HAS_CPU_MIPS32_R2
	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_BIG_ENDIAN
	select SYS_SUPPORTS_LITTLE_ENDIAN
	select HAS_DEBUG_LL
	select GPIOLIB
	select HW_HAS_PCI

config MACH_MIPS_AR231X
	bool "Atheros ar231x-based boards"
	select SYS_HAS_CPU_MIPS32_R1
	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_BIG_ENDIAN
	select CSRC_R4K_LIB
	select DRIVER_SERIAL_NS16550
	select HAS_DEBUG_LL

config MACH_MIPS_ATH79
	bool "Atheros AR71XX/AR724X/AR913X/AR933X based boards"
	select SYS_HAS_CPU_MIPS32_R2
	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_BIG_ENDIAN
	select CSRC_R4K_LIB
	select HAS_DEBUG_LL
	select COMMON_CLK
	select COMMON_CLK_OF_PROVIDER
	select CLKDEV_LOOKUP
	select OFTREE
	select GPIOLIB

config MACH_MIPS_BCM47XX
	bool "Broadcom BCM47xx-based boards"
	select CSRC_R4K_LIB
	select DRIVER_SERIAL_NS16550
	select SYS_HAS_CPU_MIPS32_R1
	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_LITTLE_ENDIAN
	select HAS_DEBUG_LL

config MACH_MIPS_LOONGSON
	bool "Loongson-based boards"

config MACH_MIPS_XBURST
	bool "Ingenic XBurst-based boards"
	select SYS_SUPPORTS_LITTLE_ENDIAN
	select SYS_SUPPORTS_32BIT_KERNEL
	select DRIVER_SERIAL_NS16550
	select HAS_DEBUG_LL
	select HAVE_PBL_IMAGE
	select HAVE_IMAGE_COMPRESSION
	select HAS_NMON
	select GPIOLIB
endchoice

source arch/mips/mach-malta/Kconfig
source arch/mips/mach-ar231x/Kconfig
source arch/mips/mach-ath79/Kconfig
source arch/mips/mach-bcm47xx/Kconfig
source arch/mips/mach-loongson/Kconfig
source arch/mips/mach-xburst/Kconfig

endmenu

#
# Endianess selection. Sufficiently obscure so many users don't know what to
# answer,so we try hard to limit the available choices. Also the use of a
# choice statement should be more obvious to the user.
#

choice
	prompt "Endianess selection"
	help
	  Some MIPS machines can be configured for either little or big endian
	  byte order. These modes require different barebox images.
	  In general there is one preferred byteorder for a
	  particular system but some systems are just as commonly used in the
	  one or the other endianness.

config CPU_BIG_ENDIAN
	bool "Big endian"
	depends on SYS_SUPPORTS_BIG_ENDIAN

config CPU_LITTLE_ENDIAN
	bool "Little endian"
	depends on SYS_SUPPORTS_LITTLE_ENDIAN
	help

endchoice

menu "CPU selection"

choice
	prompt "CPU type"
	default CPU_MIPS32_R2

config CPU_LOONGSON1B
	bool "Loongson 1B"
	depends on SYS_HAS_CPU_LOONGSON1B
	select CPU_LOONGSON1
	help
	  The Loongson 1B is a 32-bit SoC, which implements the MIPS32
	  release 2 instruction set.

config CPU_MIPS32_R1
	bool "MIPS32 Release 1"
	depends on SYS_HAS_CPU_MIPS32_R1
	select CPU_SUPPORTS_32BIT_KERNEL
	help
	  Choose this option to build a barebox for release 1 or later of the
	  MIPS32 architecture. Most modern embedded systems with a 32-bit
	  MIPS processor are based on a MIPS32 processor. If you know the
	  specific type of processor in your system, choose those that one
	  otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system.
	  Release 2 of the MIPS32 architecture is available since several
	  years so chances are you even have a MIPS32 Release 2 processor
	  in which case you should choose CPU_MIPS32_R2 instead for better
	  performance.

config CPU_MIPS32_R2
	bool "MIPS32 Release 2"
	depends on SYS_HAS_CPU_MIPS32_R2
	select CPU_SUPPORTS_32BIT_KERNEL
	help
	  Choose this option to build a barebox for release 2 or later of the
	  MIPS32 architecture. Most modern embedded systems with a 32-bit
	  MIPS processor are based on a MIPS32 processor. If you know the
	  specific type of processor in your system, choose those that one
	  otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system.

config CPU_MIPS64_R1
	bool "MIPS64 Release 1"
	depends on SYS_HAS_CPU_MIPS64_R1
	select CPU_SUPPORTS_32BIT_KERNEL
	select CPU_SUPPORTS_64BIT_KERNEL
	help
	  Choose this option to build a barebox for release 1 or later of the
	  MIPS64 architecture. Many modern embedded systems with a 64-bit
	  MIPS processor are based on a MIPS64 processor. If you know the
	  specific type of processor in your system, choose those that one
	  otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system.
	  Release 2 of the MIPS64 architecture is available since several
	  years so chances are you even have a MIPS64 Release 2 processor
	  in which case you should choose CPU_MIPS64_R2 instead for better
	  performance.

config CPU_MIPS64_R2
	bool "MIPS64 Release 2"
	depends on SYS_HAS_CPU_MIPS64_R2
	select CPU_SUPPORTS_32BIT_KERNEL
	select CPU_SUPPORTS_64BIT_KERNEL
	help
	  Choose this option to build a barebox for release 2 or later of the
	  MIPS64 architecture. Many modern embedded systems with a 64-bit
	  MIPS processor are based on a MIPS64 processor. If you know the
	  specific type of processor in your system, choose those that one
	  otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system.

endchoice

config CPU_LOONGSON1
	bool
	select CPU_MIPS32
	select CPU_MIPSR2
	select CPU_SUPPORTS_32BIT_KERNEL

config SYS_HAS_CPU_LOONGSON1B
	bool

config SYS_HAS_CPU_MIPS32_R1
	bool

config SYS_HAS_CPU_MIPS32_R2
	bool

config SYS_HAS_CPU_MIPS64_R1
	bool

config SYS_HAS_CPU_MIPS64_R2
	bool

#
# These two indicate any level of the MIPS32 and MIPS64 architecture
#
config CPU_MIPS32
	bool
	default y if CPU_MIPS32_R1 || CPU_MIPS32_R2

config CPU_MIPS64
	bool
	default y if CPU_MIPS64_R1 || CPU_MIPS64_R2

#
# These two indicate the revision of the architecture, either Release 1 or Release 2
#
config CPU_MIPSR1
	bool
	default y if CPU_MIPS32_R1 || CPU_MIPS64_R1

config CPU_MIPSR2
	bool
	default y if CPU_MIPS32_R2 || CPU_MIPS64_R2

config SYS_SUPPORTS_32BIT_KERNEL
	bool
config SYS_SUPPORTS_64BIT_KERNEL
	bool
config CPU_SUPPORTS_32BIT_KERNEL
	bool
config CPU_SUPPORTS_64BIT_KERNEL
	bool

endmenu

choice
	prompt "Barebox code model"
	help
	  You should only select this option if you have a workload that
	  actually benefits from 64-bit processing or if your machine has
	  large memory. You will only be presented a single option in this
	  menu if your system does not support both 32-bit and 64-bit modes.

config 32BIT
	bool "32-bit barebox"
	depends on CPU_SUPPORTS_32BIT_KERNEL && SYS_SUPPORTS_32BIT_KERNEL
	help
	  Select this option if you want to build a 32-bit barebox.

config 64BIT
	bool "64-bit barebox"
	depends on CPU_SUPPORTS_64BIT_KERNEL && SYS_SUPPORTS_64BIT_KERNEL
	select ARCH_DMA_ADDR_T_64BIT
	select PHYS_ADDR_T_64BIT
	help
	  Select this option if you want to build a 64-bit barebox.

endchoice

menu "MIPS specific settings"

config CMD_MIPS_CPUINFO
	bool "cpuinfo command"
	default y
	help
	  Say yes here to get a cpuinfo command to show some
	  information about the cpu model.

config HAS_NMON
	bool

config NMON
	bool "nmon"
	depends on HAS_NMON
	depends on DEBUG_LL
	help
	  Say yes here to add the nmon to pbl.
	  nmon -- nano-monitor program for the MIPS processors.
	  It can operate with NO working RAM, using only
	  the processor registers.

config NMON_USER_START
	bool "'press any key to start nmon' dialog"
	depends on NMON
	help
	  Say yes here to get the 'press any key to start nmon'
	  dialog on start.

config NMON_1S_DELAY
	prompt "number of delay loops for 1s time interval"
	depends on NMON_USER_START
	hex
	default 0x400000
	help
	nmon uses a very simple delay loop for time measurement.
	The delay is CPU-dependent or even board-dependent.
	The NMON_1S_DELAY parameter specify delay loop count
	for near 1 second time interval.

config NMON_USER_START_DELAY
	prompt "'press any key to start nmon' dialog delay"
	depends on NMON_USER_START
	hex
	default 3
	help
	  Select the delay interval for nmon 'press any key to start nmon' dialog.

config NMON_HELP
	bool "nmon help message"
	depends on NMON
	help
	  Say yes here to get the nmon commands message on
	  every nmon start.

config MIPS_OPTIMIZED_STRING_FUNCTIONS
	bool "use assembler optimized string functions"
	depends on !64BIT
	default y
	help
	  Say yes here to use assembler optimized memcpy / memset functions.
	  These functions work much faster than the normal versions but
	  increase your binary size.

endmenu

source common/Kconfig
source commands/Kconfig
source net/Kconfig
source drivers/Kconfig
source fs/Kconfig
source lib/Kconfig
source crypto/Kconfig