path: root/arch/alpha/Kconfig

# SPDX-License-Identifier: GPL-2.0
config ALPHA
	bool
	default y
	select ARCH_MIGHT_HAVE_PC_PARPORT
	select ARCH_MIGHT_HAVE_PC_SERIO
	select ARCH_NO_PREEMPT
	select ARCH_NO_SG_CHAIN
	select ARCH_USE_CMPXCHG_LOCKREF
	select DMA_OPS if PCI
	select FORCE_PCI if !ALPHA_JENSEN
	select PCI_DOMAINS if PCI
	select PCI_SYSCALL if PCI
	select HAVE_AOUT
	select HAVE_ASM_MODVERSIONS
	select HAVE_IDE
	select HAVE_OPROFILE
	select HAVE_PCSPKR_PLATFORM
	select HAVE_PERF_EVENTS
	select NEED_DMA_MAP_STATE
	select NEED_SG_DMA_LENGTH
	select VIRT_TO_BUS
	select GENERIC_IRQ_PROBE
	select GENERIC_PCI_IOMAP if PCI
	select AUTO_IRQ_AFFINITY if SMP
	select GENERIC_IRQ_SHOW
	select ARCH_WANT_IPC_PARSE_VERSION
	select ARCH_HAVE_NMI_SAFE_CMPXCHG
	select AUDIT_ARCH
	select GENERIC_CLOCKEVENTS
	select GENERIC_CPU_VULNERABILITIES
	select GENERIC_SMP_IDLE_THREAD
	select GENERIC_STRNCPY_FROM_USER
	select GENERIC_STRNLEN_USER
	select HAVE_ARCH_AUDITSYSCALL
	select HAVE_MOD_ARCH_SPECIFIC
	select MODULES_USE_ELF_RELA
	select ODD_RT_SIGACTION
	select OLD_SIGSUSPEND
	select CPU_NO_EFFICIENT_FFS if !ALPHA_EV67
	select MMU_GATHER_NO_RANGE
	select SET_FS
	select SPARSEMEM_EXTREME if SPARSEMEM
	help
	  The Alpha is a 64-bit general-purpose processor designed and
	  marketed by the Digital Equipment Corporation of blessed memory,
	  now Hewlett-Packard.  The Alpha Linux project has a home page at
	  <http://www.alphalinux.org/>.

config 64BIT
	def_bool y

config MMU
	bool
	default y

config ARCH_HAS_ILOG2_U32
	bool
	default n

config ARCH_HAS_ILOG2_U64
	bool
	default n

config GENERIC_CALIBRATE_DELAY
	bool
	default y

config ZONE_DMA
	bool
	default y

config GENERIC_ISA_DMA
	bool
	default y

config PGTABLE_LEVELS
	int
	default 3

config AUDIT_ARCH
	bool

menu "System setup"

choice
	prompt "Alpha system type"
	default ALPHA_GENERIC
	help
	  This is the system type of your hardware.  A "generic" kernel will
	  run on any supported Alpha system. However, if you configure a
	  kernel for your specific system, it will be faster and smaller.

	  To find out what type of Alpha system you have, you may want to
	  check out the Linux/Alpha FAQ, accessible on the WWW from
	  <http://www.alphalinux.org/>. In summary:

	  Alcor/Alpha-XLT     AS 600, AS 500, XL-300, XL-366
	  Alpha-XL            XL-233, XL-266
	  AlphaBook1          Alpha laptop
	  Avanti              AS 200, AS 205, AS 250, AS 255, AS 300, AS 400
	  Cabriolet           AlphaPC64, AlphaPCI64
	  DP264               DP264 / DS20 / ES40 / DS10 / DS10L
	  EB164               EB164 21164 evaluation board
	  EB64+               EB64+ 21064 evaluation board
	  EB66                EB66 21066 evaluation board
	  EB66+               EB66+ 21066 evaluation board
	  Jensen              DECpc 150, DEC 2000 models 300, 500
	  LX164               AlphaPC164-LX
	  Lynx                AS 2100A
	  Miata               Personal Workstation 433/500/600 a/au
	  Marvel              AlphaServer ES47 / ES80 / GS1280
	  Mikasa              AS 1000
	  Noname              AXPpci33, UDB (Multia)
	  Noritake            AS 1000A, AS 600A, AS 800
	  PC164               AlphaPC164
	  Rawhide             AS 1200, AS 4000, AS 4100
	  Ruffian             RPX164-2, AlphaPC164-UX, AlphaPC164-BX
	  SX164               AlphaPC164-SX
	  Sable               AS 2000, AS 2100
	  Shark               DS 20L
	  Takara              Takara (OEM)
	  Titan               AlphaServer ES45 / DS25 / DS15
	  Wildfire            AlphaServer GS 40/80/160/320

	  If you don't know what to do, choose "generic".

config ALPHA_GENERIC
	bool "Generic"
	depends on TTY
	select HAVE_EISA
	help
	  A generic kernel will run on all supported Alpha hardware.

config ALPHA_ALCOR
	bool "Alcor/Alpha-XLT"
	select HAVE_EISA
	help
	  For systems using the Digital ALCOR chipset: 5 chips (4, 64-bit data
	  slices (Data Switch, DSW) - 208-pin PQFP and 1 control (Control, I/O
	  Address, CIA) - a 383 pin plastic PGA).  It provides a DRAM
	  controller (256-bit memory bus) and a PCI interface.  It also does
	  all the work required to support an external Bcache and to maintain
	  memory coherence when a PCI device DMAs into (or out of) memory.

config ALPHA_XL
	bool "Alpha-XL"
	help
	  XL-233 and XL-266-based Alpha systems.

config ALPHA_BOOK1
	bool "AlphaBook1"
	help
	  Dec AlphaBook1/Burns Alpha-based laptops.

config ALPHA_AVANTI_CH
	bool "Avanti"

config ALPHA_CABRIOLET
	bool "Cabriolet"
	help
	  Cabriolet AlphaPC64, AlphaPCI64 systems.  Derived from EB64+ but now
	  baby-AT with Flash boot ROM, no on-board SCSI or Ethernet. 3 ISA
	  slots, 4 PCI slots (one pair are on a shared slot), uses plug-in
	  Bcache SIMMs.  Requires power supply with 3.3V output.

config ALPHA_DP264
	bool "DP264"
	help
	  Various 21264 systems with the tsunami core logic chipset.
	  API Networks: 264DP, UP2000(+), CS20;
	  Compaq: DS10(E,L), XP900, XP1000, DS20(E), ES40.

config ALPHA_EB164
	bool "EB164"
	help
	  EB164 21164 evaluation board from DEC.  Uses 21164 and ALCOR.  Has
	  ISA and PCI expansion (3 ISA slots, 2 64-bit PCI slots (one is
	  shared with an ISA slot) and 2 32-bit PCI slots.  Uses plus-in
	  Bcache SIMMs. I/O sub-system provides SuperI/O (2S, 1P, FD), KBD,
	  MOUSE (PS2 style), RTC/NVRAM.  Boot ROM is Flash.  PC-AT-sized
	  motherboard.  Requires power supply with 3.3V output.

config ALPHA_EB64P_CH
	bool "EB64+"

config ALPHA_EB66
	bool "EB66"
	help
	  A Digital DS group board.  Uses 21066 or 21066A.  I/O sub-system is
	  identical to EB64+.  Baby PC-AT size.  Runs from standard PC power
	  supply.  The EB66 schematic was published as a marketing poster
	  advertising the 21066 as "the first microprocessor in the world with
	  embedded PCI".

config ALPHA_EB66P
	bool "EB66+"
	help
	  Later variant of the EB66 board.

config ALPHA_EIGER
	bool "Eiger"
	help
	  Apparently an obscure OEM single-board computer based on the
	  Typhoon/Tsunami chipset family. Information on it is scanty.

config ALPHA_JENSEN
	bool "Jensen"
	depends on BROKEN
	select HAVE_EISA
	help
	  DEC PC 150 AXP (aka Jensen): This is a very old Digital system - one
	  of the first-generation Alpha systems. A number of these systems
	  seem to be available on the second- hand market. The Jensen is a
	  floor-standing tower system which originally used a 150MHz 21064 It
	  used programmable logic to interface a 486 EISA I/O bridge to the
	  CPU.

config ALPHA_LX164
	bool "LX164"
	help
	  A technical overview of this board is available at
	  <http://www.unix-ag.org/Linux-Alpha/Architectures/LX164.html>.

config ALPHA_LYNX
	bool "Lynx"
	select HAVE_EISA
	help
	  AlphaServer 2100A-based systems.

config ALPHA_MARVEL
	bool "Marvel"
	help
	  AlphaServer ES47 / ES80 / GS1280 based on EV7.

config ALPHA_MIATA
	bool "Miata"
	select HAVE_EISA
	help
	  The Digital PersonalWorkStation (PWS 433a, 433au, 500a, 500au, 600a,
	  or 600au).

config ALPHA_MIKASA
	bool "Mikasa"
	help
	  AlphaServer 1000-based Alpha systems.

config ALPHA_NAUTILUS
	bool "Nautilus"
	help
	  Alpha systems based on the AMD 751 & ALI 1543C chipsets.

config ALPHA_NONAME_CH
	bool "Noname"

config ALPHA_NORITAKE
	bool "Noritake"
	select HAVE_EISA
	help
	  AlphaServer 1000A, AlphaServer 600A, and AlphaServer 800-based
	  systems.

config ALPHA_PC164
	bool "PC164"

config ALPHA_P2K
	bool "Platform2000"

config ALPHA_RAWHIDE
	bool "Rawhide"
	select HAVE_EISA
	help
	  AlphaServer 1200, AlphaServer 4000 and AlphaServer 4100 machines.
	  See HOWTO at
	  <http://www.alphalinux.org/docs/rawhide/4100_install.shtml>.

config ALPHA_RUFFIAN
	bool "Ruffian"
	help
	  Samsung APC164UX.  There is a page on known problems and workarounds
	  at <http://www.alphalinux.org/faq/FAQ-11.html>.

config ALPHA_RX164
	bool "RX164"

config ALPHA_SX164
	bool "SX164"

config ALPHA_SABLE
	bool "Sable"
	select HAVE_EISA
	help
	  Digital AlphaServer 2000 and 2100-based systems.

config ALPHA_SHARK
	bool "Shark"

config ALPHA_TAKARA
	bool "Takara"
	help
	  Alpha 11164-based OEM single-board computer.

config ALPHA_TITAN
	bool "Titan"
	help
	  AlphaServer ES45/DS25 SMP based on EV68 and Titan chipset.

config ALPHA_WILDFIRE
	bool "Wildfire"
	help
	  AlphaServer GS 40/80/160/320 SMP based on the EV67 core.

endchoice

# clear all implied options (don't want default values for those):
# Most of these machines have ISA slots; not exactly sure which don't,
# and this doesn't activate hordes of code, so do it always.
config ISA
	bool
	default y
	help
	  Find out whether you have ISA slots on your motherboard.  ISA is the
	  name of a bus system, i.e. the way the CPU talks to the other stuff
	  inside your box.  Other bus systems are PCI, EISA, MicroChannel
	  (MCA) or VESA.  ISA is an older system, now being displaced by PCI;
	  newer boards don't support it.  If you have ISA, say Y, otherwise N.

config ISA_DMA_API
	bool
	default y

config ALPHA_NONAME
	bool
	depends on ALPHA_BOOK1 || ALPHA_NONAME_CH
	default y
	help
	  The AXPpci33 (aka NoName), is based on the EB66 (includes the Multia
	  UDB).  This design was produced by Digital's Technical OEM (TOEM)
	  group. It uses the 21066 processor running at 166MHz or 233MHz. It
	  is a baby-AT size, and runs from a standard PC power supply. It has
	  5 ISA slots and 3 PCI slots (one pair are a shared slot). There are
	  2 versions, with either PS/2 or large DIN connectors for the
	  keyboard.

config ALPHA_EV4
	bool
	depends on ALPHA_JENSEN || (ALPHA_SABLE && !ALPHA_GAMMA) || ALPHA_LYNX || ALPHA_NORITAKE && !ALPHA_PRIMO || ALPHA_MIKASA && !ALPHA_PRIMO || ALPHA_CABRIOLET || ALPHA_AVANTI_CH || ALPHA_EB64P_CH || ALPHA_XL || ALPHA_NONAME || ALPHA_EB66 || ALPHA_EB66P || ALPHA_P2K
	default y if !ALPHA_LYNX

config ALPHA_LCA
	bool
	depends on ALPHA_NONAME || ALPHA_EB66 || ALPHA_EB66P || ALPHA_P2K
	default y

config ALPHA_APECS
	bool
	depends on !ALPHA_PRIMO && (ALPHA_NORITAKE || ALPHA_MIKASA) || ALPHA_CABRIOLET || ALPHA_AVANTI_CH || ALPHA_EB64P_CH || ALPHA_XL
	default y

config ALPHA_EB64P
	bool
	depends on ALPHA_CABRIOLET || ALPHA_EB64P_CH
	default y
	help
	  Uses 21064 or 21064A and APECs.  Has ISA and PCI expansion (3 ISA,
	  2 PCI, one pair are on a shared slot). Supports 36-bit DRAM SIMs.
	  ISA bus generated by Intel SaturnI/O PCI-ISA bridge. On-board SCSI
	  (NCR 810 on PCI) Ethernet (Digital 21040), KBD, MOUSE (PS2 style),
	  SuperI/O (2S, 1P, FD), RTC/NVRAM. Boot ROM is EPROM.  PC-AT size.
	  Runs from standard PC power supply.

config ALPHA_EV5
	bool "EV5 CPU(s) (model 5/xxx)?" if ALPHA_LYNX
	default y if ALPHA_RX164 || ALPHA_RAWHIDE || ALPHA_MIATA || ALPHA_LX164 || ALPHA_SX164 || ALPHA_RUFFIAN || ALPHA_SABLE && ALPHA_GAMMA || ALPHA_NORITAKE && ALPHA_PRIMO || ALPHA_MIKASA && ALPHA_PRIMO || ALPHA_PC164 || ALPHA_TAKARA || ALPHA_EB164 || ALPHA_ALCOR

config ALPHA_EV4
	bool
	default y if ALPHA_LYNX && !ALPHA_EV5

config ALPHA_CIA
	bool
	depends on ALPHA_MIATA || ALPHA_LX164 || ALPHA_SX164 || ALPHA_RUFFIAN || ALPHA_NORITAKE && ALPHA_PRIMO || ALPHA_MIKASA && ALPHA_PRIMO || ALPHA_PC164 || ALPHA_TAKARA || ALPHA_EB164 || ALPHA_ALCOR
	default y

config ALPHA_EV56
	bool "EV56 CPU (speed >= 366MHz)?" if ALPHA_ALCOR
	default y if ALPHA_RX164 || ALPHA_MIATA || ALPHA_LX164 || ALPHA_SX164 || ALPHA_RUFFIAN || ALPHA_PC164 || ALPHA_TAKARA