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TOMOYO Linux Cross Reference
Linux/arch/alpha/Kconfig

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Diff markup

Differences between /arch/alpha/Kconfig (Version linux-6.12-rc7) and /arch/alpha/Kconfig (Version linux-5.0.21)


  1 # SPDX-License-Identifier: GPL-2.0                  1 # SPDX-License-Identifier: GPL-2.0
  2 config ALPHA                                        2 config ALPHA
  3         bool                                        3         bool
  4         default y                                   4         default y
  5         select ARCH_32BIT_USTAT_F_TINODE       << 
  6         select ARCH_HAS_CURRENT_STACK_POINTER  << 
  7         select ARCH_HAS_DMA_OPS if PCI         << 
  8         select ARCH_MIGHT_HAVE_PC_PARPORT           5         select ARCH_MIGHT_HAVE_PC_PARPORT
  9         select ARCH_MIGHT_HAVE_PC_SERIO             6         select ARCH_MIGHT_HAVE_PC_SERIO
 10         select ARCH_NO_PREEMPT                      7         select ARCH_NO_PREEMPT
 11         select ARCH_NO_SG_CHAIN                     8         select ARCH_NO_SG_CHAIN
 12         select ARCH_USE_CMPXCHG_LOCKREF             9         select ARCH_USE_CMPXCHG_LOCKREF
 13         select FORCE_PCI                       !!  10         select FORCE_PCI if !ALPHA_JENSEN
 14         select PCI_DOMAINS if PCI                  11         select PCI_DOMAINS if PCI
 15         select PCI_SYSCALL if PCI                  12         select PCI_SYSCALL if PCI
 16         select HAVE_ASM_MODVERSIONS            !!  13         select HAVE_AOUT
 17         select HAVE_PAGE_SIZE_8KB              !!  14         select HAVE_IDE
                                                   >>  15         select HAVE_OPROFILE
 18         select HAVE_PCSPKR_PLATFORM                16         select HAVE_PCSPKR_PLATFORM
 19         select HAVE_PERF_EVENTS                    17         select HAVE_PERF_EVENTS
 20         select NEED_DMA_MAP_STATE                  18         select NEED_DMA_MAP_STATE
 21         select NEED_SG_DMA_LENGTH                  19         select NEED_SG_DMA_LENGTH
                                                   >>  20         select VIRT_TO_BUS
 22         select GENERIC_IRQ_PROBE                   21         select GENERIC_IRQ_PROBE
 23         select GENERIC_PCI_IOMAP               !!  22         select GENERIC_PCI_IOMAP if PCI
 24         select AUTO_IRQ_AFFINITY if SMP            23         select AUTO_IRQ_AFFINITY if SMP
 25         select GENERIC_IRQ_SHOW                    24         select GENERIC_IRQ_SHOW
 26         select ARCH_WANT_IPC_PARSE_VERSION         25         select ARCH_WANT_IPC_PARSE_VERSION
 27         select ARCH_HAVE_NMI_SAFE_CMPXCHG          26         select ARCH_HAVE_NMI_SAFE_CMPXCHG
 28         select AUDIT_ARCH                          27         select AUDIT_ARCH
                                                   >>  28         select GENERIC_CLOCKEVENTS
 29         select GENERIC_CPU_VULNERABILITIES         29         select GENERIC_CPU_VULNERABILITIES
 30         select GENERIC_SMP_IDLE_THREAD             30         select GENERIC_SMP_IDLE_THREAD
 31         select HAS_IOPORT                      !!  31         select GENERIC_STRNCPY_FROM_USER
                                                   >>  32         select GENERIC_STRNLEN_USER
 32         select HAVE_ARCH_AUDITSYSCALL              33         select HAVE_ARCH_AUDITSYSCALL
 33         select HAVE_MOD_ARCH_SPECIFIC              34         select HAVE_MOD_ARCH_SPECIFIC
 34         select LOCK_MM_AND_FIND_VMA            << 
 35         select MODULES_USE_ELF_RELA                35         select MODULES_USE_ELF_RELA
 36         select ODD_RT_SIGACTION                    36         select ODD_RT_SIGACTION
 37         select OLD_SIGSUSPEND                      37         select OLD_SIGSUSPEND
 38         select CPU_NO_EFFICIENT_FFS if !ALPHA_     38         select CPU_NO_EFFICIENT_FFS if !ALPHA_EV67
 39         select MMU_GATHER_NO_RANGE             << 
 40         select SPARSEMEM_EXTREME if SPARSEMEM  << 
 41         select ZONE_DMA                        << 
 42         help                                       39         help
 43           The Alpha is a 64-bit general-purpos     40           The Alpha is a 64-bit general-purpose processor designed and
 44           marketed by the Digital Equipment Co     41           marketed by the Digital Equipment Corporation of blessed memory,
 45           now Hewlett-Packard.  The Alpha Linu     42           now Hewlett-Packard.  The Alpha Linux project has a home page at
 46           <http://www.alphalinux.org/>.            43           <http://www.alphalinux.org/>.
 47                                                    44 
 48 config 64BIT                                       45 config 64BIT
 49         def_bool y                                 46         def_bool y
 50                                                    47 
 51 config MMU                                         48 config MMU
 52         bool                                       49         bool
 53         default y                                  50         default y
 54                                                    51 
                                                   >>  52 config RWSEM_GENERIC_SPINLOCK
                                                   >>  53         bool
                                                   >>  54 
                                                   >>  55 config RWSEM_XCHGADD_ALGORITHM
                                                   >>  56         bool
                                                   >>  57         default y
                                                   >>  58 
 55 config ARCH_HAS_ILOG2_U32                          59 config ARCH_HAS_ILOG2_U32
 56         bool                                       60         bool
 57         default n                                  61         default n
 58                                                    62 
 59 config ARCH_HAS_ILOG2_U64                          63 config ARCH_HAS_ILOG2_U64
 60         bool                                       64         bool
 61         default n                                  65         default n
 62                                                    66 
 63 config GENERIC_CALIBRATE_DELAY                     67 config GENERIC_CALIBRATE_DELAY
 64         bool                                       68         bool
 65         default y                                  69         default y
 66                                                    70 
                                                   >>  71 config ZONE_DMA
                                                   >>  72         bool
                                                   >>  73         default y
                                                   >>  74 
 67 config GENERIC_ISA_DMA                             75 config GENERIC_ISA_DMA
 68         bool                                       76         bool
 69         default y                                  77         default y
 70                                                    78 
 71 config PGTABLE_LEVELS                              79 config PGTABLE_LEVELS
 72         int                                        80         int
 73         default 3                                  81         default 3
 74                                                    82 
 75 config AUDIT_ARCH                                  83 config AUDIT_ARCH
 76         bool                                       84         bool
 77                                                    85 
 78 menu "System setup"                                86 menu "System setup"
 79                                                    87 
 80 choice                                             88 choice
 81         prompt "Alpha system type"                 89         prompt "Alpha system type"
 82         default ALPHA_GENERIC                      90         default ALPHA_GENERIC
 83         help                                   !!  91         ---help---
 84           This is the system type of your hard     92           This is the system type of your hardware.  A "generic" kernel will
 85           run on any supported Alpha system. H     93           run on any supported Alpha system. However, if you configure a
 86           kernel for your specific system, it      94           kernel for your specific system, it will be faster and smaller.
 87                                                    95 
 88           To find out what type of Alpha syste     96           To find out what type of Alpha system you have, you may want to
 89           check out the Linux/Alpha FAQ, acces     97           check out the Linux/Alpha FAQ, accessible on the WWW from
 90           <http://www.alphalinux.org/>. In sum     98           <http://www.alphalinux.org/>. In summary:
 91                                                    99 
 92           Alcor/Alpha-XLT     AS 600, AS 500,     100           Alcor/Alpha-XLT     AS 600, AS 500, XL-300, XL-366
                                                   >> 101           Alpha-XL            XL-233, XL-266
                                                   >> 102           AlphaBook1          Alpha laptop
                                                   >> 103           Avanti              AS 200, AS 205, AS 250, AS 255, AS 300, AS 400
                                                   >> 104           Cabriolet           AlphaPC64, AlphaPCI64
 93           DP264               DP264 / DS20 / E    105           DP264               DP264 / DS20 / ES40 / DS10 / DS10L
                                                   >> 106           EB164               EB164 21164 evaluation board
                                                   >> 107           EB64+               EB64+ 21064 evaluation board
                                                   >> 108           EB66                EB66 21066 evaluation board
                                                   >> 109           EB66+               EB66+ 21066 evaluation board
                                                   >> 110           Jensen              DECpc 150, DEC 2000 models 300, 500
 94           LX164               AlphaPC164-LX       111           LX164               AlphaPC164-LX
                                                   >> 112           Lynx                AS 2100A
 95           Miata               Personal Worksta    113           Miata               Personal Workstation 433/500/600 a/au
 96           Marvel              AlphaServer ES47    114           Marvel              AlphaServer ES47 / ES80 / GS1280
 97           Mikasa              AS 1000             115           Mikasa              AS 1000
                                                   >> 116           Noname              AXPpci33, UDB (Multia)
 98           Noritake            AS 1000A, AS 600    117           Noritake            AS 1000A, AS 600A, AS 800
 99           PC164               AlphaPC164          118           PC164               AlphaPC164
100           Rawhide             AS 1200, AS 4000    119           Rawhide             AS 1200, AS 4000, AS 4100
101           Ruffian             RPX164-2, AlphaP    120           Ruffian             RPX164-2, AlphaPC164-UX, AlphaPC164-BX
102           SX164               AlphaPC164-SX       121           SX164               AlphaPC164-SX
103           Sable               AS 2000, AS 2100    122           Sable               AS 2000, AS 2100
104           Shark               DS 20L              123           Shark               DS 20L
105           Takara              Takara (OEM)        124           Takara              Takara (OEM)
106           Titan               AlphaServer ES45    125           Titan               AlphaServer ES45 / DS25 / DS15
107           Wildfire            AlphaServer GS 4    126           Wildfire            AlphaServer GS 40/80/160/320
108                                                   127 
109           If you don't know what to do, choose    128           If you don't know what to do, choose "generic".
110                                                   129 
111 config ALPHA_GENERIC                              130 config ALPHA_GENERIC
112         bool "Generic"                            131         bool "Generic"
113         depends on TTY                            132         depends on TTY
114         select HAVE_EISA                          133         select HAVE_EISA
115         help                                      134         help
116           A generic kernel will run on all sup    135           A generic kernel will run on all supported Alpha hardware.
117                                                   136 
118 config ALPHA_ALCOR                                137 config ALPHA_ALCOR
119         bool "Alcor/Alpha-XLT"                    138         bool "Alcor/Alpha-XLT"
120         select HAVE_EISA                          139         select HAVE_EISA
121         help                                      140         help
122           For systems using the Digital ALCOR     141           For systems using the Digital ALCOR chipset: 5 chips (4, 64-bit data
123           slices (Data Switch, DSW) - 208-pin     142           slices (Data Switch, DSW) - 208-pin PQFP and 1 control (Control, I/O
124           Address, CIA) - a 383 pin plastic PG    143           Address, CIA) - a 383 pin plastic PGA).  It provides a DRAM
125           controller (256-bit memory bus) and     144           controller (256-bit memory bus) and a PCI interface.  It also does
126           all the work required to support an     145           all the work required to support an external Bcache and to maintain
127           memory coherence when a PCI device D    146           memory coherence when a PCI device DMAs into (or out of) memory.
128                                                   147 
                                                   >> 148 config ALPHA_XL
                                                   >> 149         bool "Alpha-XL"
                                                   >> 150         help
                                                   >> 151           XL-233 and XL-266-based Alpha systems.
                                                   >> 152 
                                                   >> 153 config ALPHA_BOOK1
                                                   >> 154         bool "AlphaBook1"
                                                   >> 155         help
                                                   >> 156           Dec AlphaBook1/Burns Alpha-based laptops.
                                                   >> 157 
                                                   >> 158 config ALPHA_AVANTI_CH
                                                   >> 159         bool "Avanti"
                                                   >> 160 
                                                   >> 161 config ALPHA_CABRIOLET
                                                   >> 162         bool "Cabriolet"
                                                   >> 163         help
                                                   >> 164           Cabriolet AlphaPC64, AlphaPCI64 systems.  Derived from EB64+ but now
                                                   >> 165           baby-AT with Flash boot ROM, no on-board SCSI or Ethernet. 3 ISA
                                                   >> 166           slots, 4 PCI slots (one pair are on a shared slot), uses plug-in
                                                   >> 167           Bcache SIMMs.  Requires power supply with 3.3V output.
                                                   >> 168 
129 config ALPHA_DP264                                169 config ALPHA_DP264
130         bool "DP264"                              170         bool "DP264"
131         help                                      171         help
132           Various 21264 systems with the tsuna    172           Various 21264 systems with the tsunami core logic chipset.
133           API Networks: 264DP, UP2000(+), CS20    173           API Networks: 264DP, UP2000(+), CS20;
134           Compaq: DS10(E,L), XP900, XP1000, DS    174           Compaq: DS10(E,L), XP900, XP1000, DS20(E), ES40.
135                                                   175 
                                                   >> 176 config ALPHA_EB164
                                                   >> 177         bool "EB164"
                                                   >> 178         help
                                                   >> 179           EB164 21164 evaluation board from DEC.  Uses 21164 and ALCOR.  Has
                                                   >> 180           ISA and PCI expansion (3 ISA slots, 2 64-bit PCI slots (one is
                                                   >> 181           shared with an ISA slot) and 2 32-bit PCI slots.  Uses plus-in
                                                   >> 182           Bcache SIMMs. I/O sub-system provides SuperI/O (2S, 1P, FD), KBD,
                                                   >> 183           MOUSE (PS2 style), RTC/NVRAM.  Boot ROM is Flash.  PC-AT-sized
                                                   >> 184           motherboard.  Requires power supply with 3.3V output.
                                                   >> 185 
                                                   >> 186 config ALPHA_EB64P_CH
                                                   >> 187         bool "EB64+"
                                                   >> 188 
                                                   >> 189 config ALPHA_EB66
                                                   >> 190         bool "EB66"
                                                   >> 191         help
                                                   >> 192           A Digital DS group board.  Uses 21066 or 21066A.  I/O sub-system is
                                                   >> 193           identical to EB64+.  Baby PC-AT size.  Runs from standard PC power
                                                   >> 194           supply.  The EB66 schematic was published as a marketing poster
                                                   >> 195           advertising the 21066 as "the first microprocessor in the world with
                                                   >> 196           embedded PCI".
                                                   >> 197 
                                                   >> 198 config ALPHA_EB66P
                                                   >> 199         bool "EB66+"
                                                   >> 200         help
                                                   >> 201           Later variant of the EB66 board.
                                                   >> 202 
136 config ALPHA_EIGER                                203 config ALPHA_EIGER
137         bool "Eiger"                              204         bool "Eiger"
138         help                                      205         help
139           Apparently an obscure OEM single-boa    206           Apparently an obscure OEM single-board computer based on the
140           Typhoon/Tsunami chipset family. Info    207           Typhoon/Tsunami chipset family. Information on it is scanty.
141                                                   208 
                                                   >> 209 config ALPHA_JENSEN
                                                   >> 210         bool "Jensen"
                                                   >> 211         depends on BROKEN
                                                   >> 212         select HAVE_EISA
                                                   >> 213         help
                                                   >> 214           DEC PC 150 AXP (aka Jensen): This is a very old Digital system - one
                                                   >> 215           of the first-generation Alpha systems. A number of these systems
                                                   >> 216           seem to be available on the second- hand market. The Jensen is a
                                                   >> 217           floor-standing tower system which originally used a 150MHz 21064 It
                                                   >> 218           used programmable logic to interface a 486 EISA I/O bridge to the
                                                   >> 219           CPU.
                                                   >> 220 
142 config ALPHA_LX164                                221 config ALPHA_LX164
143         bool "LX164"                              222         bool "LX164"
144         help                                      223         help
145           A technical overview of this board i    224           A technical overview of this board is available at
146           <http://www.unix-ag.org/Linux-Alpha/    225           <http://www.unix-ag.org/Linux-Alpha/Architectures/LX164.html>.
147                                                   226 
                                                   >> 227 config ALPHA_LYNX
                                                   >> 228         bool "Lynx"
                                                   >> 229         select HAVE_EISA
                                                   >> 230         help
                                                   >> 231           AlphaServer 2100A-based systems.
                                                   >> 232 
148 config ALPHA_MARVEL                               233 config ALPHA_MARVEL
149         bool "Marvel"                             234         bool "Marvel"
150         help                                      235         help
151           AlphaServer ES47 / ES80 / GS1280 bas    236           AlphaServer ES47 / ES80 / GS1280 based on EV7.
152                                                   237 
153 config ALPHA_MIATA                                238 config ALPHA_MIATA
154         bool "Miata"                              239         bool "Miata"
155         select HAVE_EISA                          240         select HAVE_EISA
156         help                                      241         help
157           The Digital PersonalWorkStation (PWS    242           The Digital PersonalWorkStation (PWS 433a, 433au, 500a, 500au, 600a,
158           or 600au).                              243           or 600au).
159                                                   244 
160 config ALPHA_MIKASA                               245 config ALPHA_MIKASA
161         bool "Mikasa"                             246         bool "Mikasa"
162         help                                      247         help
163           AlphaServer 1000-based Alpha systems    248           AlphaServer 1000-based Alpha systems.
164                                                   249 
165 config ALPHA_NAUTILUS                             250 config ALPHA_NAUTILUS
166         bool "Nautilus"                           251         bool "Nautilus"
167         help                                      252         help
168           Alpha systems based on the AMD 751 &    253           Alpha systems based on the AMD 751 & ALI 1543C chipsets.
169                                                   254 
                                                   >> 255 config ALPHA_NONAME_CH
                                                   >> 256         bool "Noname"
                                                   >> 257 
170 config ALPHA_NORITAKE                             258 config ALPHA_NORITAKE
171         bool "Noritake"                           259         bool "Noritake"
172         select HAVE_EISA                          260         select HAVE_EISA
173         help                                      261         help
174           AlphaServer 1000A, AlphaServer 600A,    262           AlphaServer 1000A, AlphaServer 600A, and AlphaServer 800-based
175           systems.                                263           systems.
176                                                   264 
177 config ALPHA_PC164                                265 config ALPHA_PC164
178         bool "PC164"                              266         bool "PC164"
179                                                   267 
                                                   >> 268 config ALPHA_P2K
                                                   >> 269         bool "Platform2000"
                                                   >> 270 
180 config ALPHA_RAWHIDE                              271 config ALPHA_RAWHIDE
181         bool "Rawhide"                            272         bool "Rawhide"
182         select HAVE_EISA                          273         select HAVE_EISA
183         help                                      274         help
184           AlphaServer 1200, AlphaServer 4000 a    275           AlphaServer 1200, AlphaServer 4000 and AlphaServer 4100 machines.
185           See HOWTO at                            276           See HOWTO at
186           <http://www.alphalinux.org/docs/rawh    277           <http://www.alphalinux.org/docs/rawhide/4100_install.shtml>.
187                                                   278 
188 config ALPHA_RUFFIAN                              279 config ALPHA_RUFFIAN
189         bool "Ruffian"                            280         bool "Ruffian"
190         help                                      281         help
191           Samsung APC164UX.  There is a page o    282           Samsung APC164UX.  There is a page on known problems and workarounds
192           at <http://www.alphalinux.org/faq/FA    283           at <http://www.alphalinux.org/faq/FAQ-11.html>.
193                                                   284 
194 config ALPHA_RX164                                285 config ALPHA_RX164
195         bool "RX164"                              286         bool "RX164"
196                                                   287 
197 config ALPHA_SX164                                288 config ALPHA_SX164
198         bool "SX164"                              289         bool "SX164"
199                                                   290 
200 config ALPHA_SABLE                                291 config ALPHA_SABLE
201         bool "Sable"                              292         bool "Sable"
202         select HAVE_EISA                          293         select HAVE_EISA
203         help                                      294         help
204           Digital AlphaServer 2000 and 2100-ba    295           Digital AlphaServer 2000 and 2100-based systems.
205                                                   296 
206 config ALPHA_SHARK                                297 config ALPHA_SHARK
207         bool "Shark"                              298         bool "Shark"
208                                                   299 
209 config ALPHA_TAKARA                               300 config ALPHA_TAKARA
210         bool "Takara"                             301         bool "Takara"
211         help                                      302         help
212           Alpha 11164-based OEM single-board c    303           Alpha 11164-based OEM single-board computer.
213                                                   304 
214 config ALPHA_TITAN                                305 config ALPHA_TITAN
215         bool "Titan"                              306         bool "Titan"
216         help                                      307         help
217           AlphaServer ES45/DS25 SMP based on E    308           AlphaServer ES45/DS25 SMP based on EV68 and Titan chipset.
218                                                   309 
219 config ALPHA_WILDFIRE                             310 config ALPHA_WILDFIRE
220         bool "Wildfire"                           311         bool "Wildfire"
221         help                                      312         help
222           AlphaServer GS 40/80/160/320 SMP bas    313           AlphaServer GS 40/80/160/320 SMP based on the EV67 core.
223                                                   314 
224 endchoice                                         315 endchoice
225                                                   316 
226 # clear all implied options (don't want defaul    317 # clear all implied options (don't want default values for those):
227 # Most of these machines have ISA slots; not e    318 # Most of these machines have ISA slots; not exactly sure which don't,
228 # and this doesn't activate hordes of code, so    319 # and this doesn't activate hordes of code, so do it always.
229 config ISA                                        320 config ISA
230         bool                                      321         bool
231         default y                                 322         default y
232         help                                      323         help
233           Find out whether you have ISA slots     324           Find out whether you have ISA slots on your motherboard.  ISA is the
234           name of a bus system, i.e. the way t    325           name of a bus system, i.e. the way the CPU talks to the other stuff
235           inside your box.  Other bus systems     326           inside your box.  Other bus systems are PCI, EISA, MicroChannel
236           (MCA) or VESA.  ISA is an older syst    327           (MCA) or VESA.  ISA is an older system, now being displaced by PCI;
237           newer boards don't support it.  If y    328           newer boards don't support it.  If you have ISA, say Y, otherwise N.
238                                                   329 
239 config ISA_DMA_API                                330 config ISA_DMA_API
240         bool                                      331         bool
241         default y                                 332         default y
242                                                   333 
                                                   >> 334 config ALPHA_NONAME
                                                   >> 335         bool
                                                   >> 336         depends on ALPHA_BOOK1 || ALPHA_NONAME_CH
                                                   >> 337         default y
                                                   >> 338         help
                                                   >> 339           The AXPpci33 (aka NoName), is based on the EB66 (includes the Multia
                                                   >> 340           UDB).  This design was produced by Digital's Technical OEM (TOEM)
                                                   >> 341           group. It uses the 21066 processor running at 166MHz or 233MHz. It
                                                   >> 342           is a baby-AT size, and runs from a standard PC power supply. It has
                                                   >> 343           5 ISA slots and 3 PCI slots (one pair are a shared slot). There are
                                                   >> 344           2 versions, with either PS/2 or large DIN connectors for the
                                                   >> 345           keyboard.
                                                   >> 346 
                                                   >> 347 config ALPHA_EV4
                                                   >> 348         bool
                                                   >> 349         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
                                                   >> 350         default y if !ALPHA_LYNX
                                                   >> 351 
                                                   >> 352 config ALPHA_LCA
                                                   >> 353         bool
                                                   >> 354         depends on ALPHA_NONAME || ALPHA_EB66 || ALPHA_EB66P || ALPHA_P2K
                                                   >> 355         default y
                                                   >> 356 
                                                   >> 357 config ALPHA_APECS
                                                   >> 358         bool
                                                   >> 359         depends on !ALPHA_PRIMO && (ALPHA_NORITAKE || ALPHA_MIKASA) || ALPHA_CABRIOLET || ALPHA_AVANTI_CH || ALPHA_EB64P_CH || ALPHA_XL
                                                   >> 360         default y
                                                   >> 361 
                                                   >> 362 config ALPHA_EB64P
                                                   >> 363         bool
                                                   >> 364         depends on ALPHA_CABRIOLET || ALPHA_EB64P_CH
                                                   >> 365         default y
                                                   >> 366         help
                                                   >> 367           Uses 21064 or 21064A and APECs.  Has ISA and PCI expansion (3 ISA,
                                                   >> 368           2 PCI, one pair are on a shared slot). Supports 36-bit DRAM SIMs.
                                                   >> 369           ISA bus generated by Intel SaturnI/O PCI-ISA bridge. On-board SCSI
                                                   >> 370           (NCR 810 on PCI) Ethernet (Digital 21040), KBD, MOUSE (PS2 style),
                                                   >> 371           SuperI/O (2S, 1P, FD), RTC/NVRAM. Boot ROM is EPROM.  PC-AT size.
                                                   >> 372           Runs from standard PC power supply.
                                                   >> 373 
                                                   >> 374 config ALPHA_EV5
                                                   >> 375         bool "EV5 CPU(s) (model 5/xxx)?" if ALPHA_LYNX
                                                   >> 376         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
                                                   >> 377 
                                                   >> 378 config ALPHA_EV4
                                                   >> 379         bool
                                                   >> 380         default y if ALPHA_LYNX && !ALPHA_EV5
                                                   >> 381 
243 config ALPHA_CIA                                  382 config ALPHA_CIA
244         bool                                      383         bool
245         depends on ALPHA_MIATA || ALPHA_LX164  !! 384         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
246         default y                                 385         default y
247                                                   386 
248 config ALPHA_EV56                                 387 config ALPHA_EV56
                                                   >> 388         bool "EV56 CPU (speed >= 366MHz)?" if ALPHA_ALCOR
                                                   >> 389         default y if ALPHA_RX164 || ALPHA_MIATA || ALPHA_LX164 || ALPHA_SX164 || ALPHA_RUFFIAN || ALPHA_PC164 || ALPHA_TAKARA
                                                   >> 390 
                                                   >> 391 config ALPHA_EV56
                                                   >> 392         prompt "EV56 CPU (speed >= 333MHz)?"
                                                   >> 393         depends on ALPHA_NORITAKE || ALPHA_PRIMO
                                                   >> 394 
                                                   >> 395 config ALPHA_EV56
                                                   >> 396         prompt "EV56 CPU (speed >= 400MHz)?"
                                                   >> 397         depends on ALPHA_RAWHIDE
                                                   >> 398 
                                                   >> 399 config ALPHA_PRIMO
                                                   >> 400         bool "EV5 CPU daughtercard (model 5/xxx)?"
                                                   >> 401         depends on ALPHA_NORITAKE || ALPHA_MIKASA
                                                   >> 402         help
                                                   >> 403           Say Y if you have an AS 1000 5/xxx or an AS 1000A 5/xxx.
                                                   >> 404 
                                                   >> 405 config ALPHA_GAMMA
                                                   >> 406         bool "EV5 CPU(s) (model 5/xxx)?"
                                                   >> 407         depends on ALPHA_SABLE
                                                   >> 408         help
                                                   >> 409           Say Y if you have an AS 2000 5/xxx or an AS 2100 5/xxx.
                                                   >> 410 
                                                   >> 411 config ALPHA_GAMMA
249         bool                                      412         bool
250         default y if ALPHA_ALCOR || ALPHA_RX16 !! 413         depends on ALPHA_LYNX
                                                   >> 414         default y
251                                                   415 
252 config ALPHA_T2                                   416 config ALPHA_T2
253         bool                                      417         bool
254         depends on ALPHA_SABLE                 !! 418         depends on ALPHA_SABLE || ALPHA_LYNX
255         default y                                 419         default y
256                                                   420 
257 config ALPHA_PYXIS                                421 config ALPHA_PYXIS
258         bool                                      422         bool
259         depends on ALPHA_MIATA || ALPHA_LX164     423         depends on ALPHA_MIATA || ALPHA_LX164 || ALPHA_SX164 || ALPHA_RUFFIAN
260         default y                                 424         default y
261                                                   425 
262 config ALPHA_EV6                                  426 config ALPHA_EV6
263         bool                                      427         bool
264         depends on ALPHA_NAUTILUS || ALPHA_WIL    428         depends on ALPHA_NAUTILUS || ALPHA_WILDFIRE || ALPHA_TITAN || ALPHA_SHARK || ALPHA_DP264 || ALPHA_EIGER || ALPHA_MARVEL
265         default y                                 429         default y
266                                                   430 
267 config ALPHA_TSUNAMI                              431 config ALPHA_TSUNAMI
268         bool                                      432         bool
269         depends on ALPHA_SHARK || ALPHA_DP264     433         depends on ALPHA_SHARK || ALPHA_DP264 || ALPHA_EIGER
270         default y                                 434         default y
271                                                   435 
272 config ALPHA_EV67                                 436 config ALPHA_EV67
273         bool "EV67 (or later) CPU (speed > 600    437         bool "EV67 (or later) CPU (speed > 600MHz)?" if ALPHA_DP264 || ALPHA_EIGER
274         default y if ALPHA_NAUTILUS || ALPHA_W    438         default y if ALPHA_NAUTILUS || ALPHA_WILDFIRE || ALPHA_TITAN || ALPHA_SHARK || ALPHA_MARVEL
275         help                                      439         help
276           Is this a machine based on the EV67     440           Is this a machine based on the EV67 core?  If in doubt, select N here
277           and the machine will be treated as a    441           and the machine will be treated as an EV6.
278                                                   442 
279 config ALPHA_MCPCIA                               443 config ALPHA_MCPCIA
280         bool                                      444         bool
281         depends on ALPHA_RAWHIDE                  445         depends on ALPHA_RAWHIDE
282         default y                                 446         default y
283                                                   447 
284 config ALPHA_POLARIS                              448 config ALPHA_POLARIS
285         bool                                      449         bool
286         depends on ALPHA_RX164                    450         depends on ALPHA_RX164
287         default y                                 451         default y
288                                                   452 
289 config ALPHA_IRONGATE                             453 config ALPHA_IRONGATE
290         bool                                      454         bool
291         depends on ALPHA_NAUTILUS                 455         depends on ALPHA_NAUTILUS
292         default y                                 456         default y
293                                                   457 
294 config GENERIC_HWEIGHT                            458 config GENERIC_HWEIGHT
295         bool                                      459         bool
296         default y if !ALPHA_EV67                  460         default y if !ALPHA_EV67
297                                                   461 
                                                   >> 462 config ALPHA_AVANTI
                                                   >> 463         bool
                                                   >> 464         depends on ALPHA_XL || ALPHA_AVANTI_CH
                                                   >> 465         default y
                                                   >> 466         help
                                                   >> 467           Avanti AS 200, AS 205, AS 250, AS 255, AS 300, and AS 400-based
                                                   >> 468           Alphas. Info at
                                                   >> 469           <http://www.unix-ag.org/Linux-Alpha/Architectures/Avanti.html>.
                                                   >> 470 
298 config ALPHA_BROKEN_IRQ_MASK                      471 config ALPHA_BROKEN_IRQ_MASK
299         bool                                      472         bool
300         depends on ALPHA_GENERIC || ALPHA_PC16    473         depends on ALPHA_GENERIC || ALPHA_PC164
301         default y                                 474         default y
302                                                   475 
303 config VGA_HOSE                                   476 config VGA_HOSE
304         bool                                      477         bool
305         depends on VGA_CONSOLE && (ALPHA_GENER    478         depends on VGA_CONSOLE && (ALPHA_GENERIC || ALPHA_TITAN || ALPHA_MARVEL || ALPHA_TSUNAMI)
306         default y                                 479         default y
307         help                                      480         help
308           Support VGA on an arbitrary hose; ne    481           Support VGA on an arbitrary hose; needed for several platforms
309           which always have multiple hoses, an    482           which always have multiple hoses, and whose consoles support it.
310                                                   483 
311                                                   484 
312 config ALPHA_QEMU                                 485 config ALPHA_QEMU
313         bool "Run under QEMU emulation"           486         bool "Run under QEMU emulation"
314         depends on !ALPHA_GENERIC                 487         depends on !ALPHA_GENERIC
315         help                                   !! 488         ---help---
316           Assume the presence of special featu    489           Assume the presence of special features supported by QEMU PALcode
317           that reduce the overhead of system e    490           that reduce the overhead of system emulation.
318                                                   491 
319           Generic kernels will auto-detect QEM    492           Generic kernels will auto-detect QEMU.  But when building a
320           system-specific kernel, the assumpti    493           system-specific kernel, the assumption is that we want to
321           eliminate as many runtime tests as p    494           eliminate as many runtime tests as possible.
322                                                   495 
323           If unsure, say N.                       496           If unsure, say N.
324                                                   497 
325                                                   498 
326 config ALPHA_SRM                                  499 config ALPHA_SRM
327         bool "Use SRM as bootloader" if ALPHA_ !! 500         bool "Use SRM as bootloader" if ALPHA_CABRIOLET || ALPHA_AVANTI_CH || ALPHA_EB64P || ALPHA_PC164 || ALPHA_TAKARA || ALPHA_EB164 || ALPHA_ALCOR || ALPHA_MIATA || ALPHA_LX164 || ALPHA_SX164 || ALPHA_NAUTILUS || ALPHA_NONAME
328         depends on TTY                            501         depends on TTY
329         default y if ALPHA_MIKASA || ALPHA_SAB !! 502         default y if ALPHA_JENSEN || ALPHA_MIKASA || ALPHA_SABLE || ALPHA_LYNX || ALPHA_NORITAKE || ALPHA_DP264 || ALPHA_RAWHIDE || ALPHA_EIGER || ALPHA_WILDFIRE || ALPHA_TITAN || ALPHA_SHARK || ALPHA_MARVEL
330         help                                   !! 503         ---help---
331           There are two different types of boo    504           There are two different types of booting firmware on Alphas: SRM,
332           which is command line driven, and AR    505           which is command line driven, and ARC, which uses menus and arrow
333           keys. Details about the Linux/Alpha     506           keys. Details about the Linux/Alpha booting process are contained in
334           the Linux/Alpha FAQ, accessible on t    507           the Linux/Alpha FAQ, accessible on the WWW from
335           <http://www.alphalinux.org/>.           508           <http://www.alphalinux.org/>.
336                                                   509 
337           The usual way to load Linux on an Al    510           The usual way to load Linux on an Alpha machine is to use MILO
338           (a bootloader that lets you pass com    511           (a bootloader that lets you pass command line parameters to the
339           kernel just like lilo does for the x    512           kernel just like lilo does for the x86 architecture) which can be
340           loaded either from ARC or can be ins    513           loaded either from ARC or can be installed directly as a permanent
341           firmware replacement from floppy (wh    514           firmware replacement from floppy (which requires changing a certain
342           jumper on the motherboard). If you w    515           jumper on the motherboard). If you want to do either of these, say N
343           here. If MILO doesn't work on your s    516           here. If MILO doesn't work on your system (true for Jensen
344           motherboards), you can bypass it alt    517           motherboards), you can bypass it altogether and boot Linux directly
345           from an SRM console; say Y here in o    518           from an SRM console; say Y here in order to do that. Note that you
346           won't be able to boot from an IDE di    519           won't be able to boot from an IDE disk using SRM.
347                                                   520 
348           If unsure, say N.                       521           If unsure, say N.
349                                                   522 
350 config ARCH_MAY_HAVE_PC_FDC                       523 config ARCH_MAY_HAVE_PC_FDC
351         def_bool y                                524         def_bool y
352                                                   525 
353 config SMP                                        526 config SMP
354         bool "Symmetric multi-processing suppo    527         bool "Symmetric multi-processing support"
355         depends on ALPHA_SABLE || ALPHA_RAWHID !! 528         depends on ALPHA_SABLE || ALPHA_LYNX || ALPHA_RAWHIDE || ALPHA_DP264 || ALPHA_WILDFIRE || ALPHA_TITAN || ALPHA_GENERIC || ALPHA_SHARK || ALPHA_MARVEL
356         help                                   !! 529         ---help---
357           This enables support for systems wit    530           This enables support for systems with more than one CPU. If you have
358           a system with only one CPU, say N. I    531           a system with only one CPU, say N. If you have a system with more
359           than one CPU, say Y.                    532           than one CPU, say Y.
360                                                   533 
361           If you say N here, the kernel will r    534           If you say N here, the kernel will run on uni- and multiprocessor
362           machines, but will use only one CPU     535           machines, but will use only one CPU of a multiprocessor machine. If
363           you say Y here, the kernel will run     536           you say Y here, the kernel will run on many, but not all,
364           uniprocessor machines. On a uniproce    537           uniprocessor machines. On a uniprocessor machine, the kernel
365           will run faster if you say N here.      538           will run faster if you say N here.
366                                                   539 
367           See also the SMP-HOWTO available at     540           See also the SMP-HOWTO available at
368           <https://www.tldp.org/docs.html#howt !! 541           <http://www.tldp.org/docs.html#howto>.
369                                                   542 
370           If you don't know what to do here, s    543           If you don't know what to do here, say N.
371                                                   544 
372 config NR_CPUS                                    545 config NR_CPUS
373         int "Maximum number of CPUs (2-32)"       546         int "Maximum number of CPUs (2-32)"
374         range 2 32                                547         range 2 32
375         depends on SMP                            548         depends on SMP
376         default "32" if ALPHA_GENERIC || ALPHA    549         default "32" if ALPHA_GENERIC || ALPHA_MARVEL
377         default "4" if !ALPHA_GENERIC && !ALPH    550         default "4" if !ALPHA_GENERIC && !ALPHA_MARVEL
378         help                                      551         help
379           MARVEL support can handle a maximum     552           MARVEL support can handle a maximum of 32 CPUs, all the others
380           with working support have a maximum  !! 553           with working support have a maximum of 4 CPUs.
381                                                   554 
382 config ARCH_SPARSEMEM_ENABLE                   !! 555 config ARCH_DISCONTIGMEM_ENABLE
383         bool "Sparse Memory Support"           !! 556         bool "Discontiguous Memory Support"
384         help                                      557         help
385           Say Y to support efficient handling     558           Say Y to support efficient handling of discontiguous physical memory,
386           for systems that have huge holes in  !! 559           for architectures which are either NUMA (Non-Uniform Memory Access)
                                                   >> 560           or have huge holes in the physical address space for other reasons.
                                                   >> 561           See <file:Documentation/vm/numa.rst> for more.
                                                   >> 562 
                                                   >> 563 config NUMA
                                                   >> 564         bool "NUMA Support (EXPERIMENTAL)"
                                                   >> 565         depends on DISCONTIGMEM && BROKEN
                                                   >> 566         help
                                                   >> 567           Say Y to compile the kernel to support NUMA (Non-Uniform Memory
                                                   >> 568           Access).  This option is for configuring high-end multiprocessor
                                                   >> 569           server machines.  If in doubt, say N.
387                                                   570 
388 config ALPHA_WTINT                                571 config ALPHA_WTINT
389         bool "Use WTINT" if ALPHA_SRM || ALPHA    572         bool "Use WTINT" if ALPHA_SRM || ALPHA_GENERIC
390         default y if ALPHA_QEMU                   573         default y if ALPHA_QEMU
391         default n if ALPHA_EV56                !! 574         default n if ALPHA_EV5 || ALPHA_EV56 || (ALPHA_EV4 && !ALPHA_LCA)
392         default n if !ALPHA_SRM && !ALPHA_GENE    575         default n if !ALPHA_SRM && !ALPHA_GENERIC
393         default y if SMP                          576         default y if SMP
394         help                                   !! 577         ---help---
395           The Wait for Interrupt (WTINT) PALca    578           The Wait for Interrupt (WTINT) PALcall attempts to place the CPU
396           to sleep until the next interrupt.      579           to sleep until the next interrupt.  This may reduce the power
397           consumed, and the heat produced by t    580           consumed, and the heat produced by the computer.  However, it has
398           the side effect of making the cycle     581           the side effect of making the cycle counter unreliable as a timing
399           device across the sleep.                582           device across the sleep.
400                                                   583 
401           For emulation under QEMU, definitely    584           For emulation under QEMU, definitely say Y here, as we have other
402           mechanisms for measuring time than t    585           mechanisms for measuring time than the cycle counter.
403                                                   586 
404           For EV4 (but not LCA), EV5 and EV56     587           For EV4 (but not LCA), EV5 and EV56 systems, or for systems running
405           MILO, sleep mode is not supported so    588           MILO, sleep mode is not supported so you might as well say N here.
406                                                   589 
407           For SMP systems we cannot use the cy    590           For SMP systems we cannot use the cycle counter for timing anyway,
408           so you might as well say Y here.        591           so you might as well say Y here.
409                                                   592 
410           If unsure, say N.                       593           If unsure, say N.
411                                                   594 
                                                   >> 595 config NODES_SHIFT
                                                   >> 596         int
                                                   >> 597         default "7"
                                                   >> 598         depends on NEED_MULTIPLE_NODES
                                                   >> 599 
412 # LARGE_VMALLOC is racy, if you *really* need     600 # LARGE_VMALLOC is racy, if you *really* need it then fix it first
413 config ALPHA_LARGE_VMALLOC                        601 config ALPHA_LARGE_VMALLOC
414         bool                                      602         bool
415         help                                   !! 603         ---help---
416           Process creation and other aspects o    604           Process creation and other aspects of virtual memory management can
417           be streamlined if we restrict the ke    605           be streamlined if we restrict the kernel to one PGD for all vmalloc
418           allocations.  This equates to about     606           allocations.  This equates to about 8GB.
419                                                   607 
420           Under normal circumstances, this is     608           Under normal circumstances, this is so far and above what is needed
421           as to be laughable.  However, there     609           as to be laughable.  However, there are certain applications (such
422           as benchmark-grade in-kernel web ser    610           as benchmark-grade in-kernel web serving) that can make use of as
423           much vmalloc space as is available.     611           much vmalloc space as is available.
424                                                   612 
425           Say N unless you know you need gobs     613           Say N unless you know you need gobs and gobs of vmalloc space.
426                                                   614 
427 config VERBOSE_MCHECK                             615 config VERBOSE_MCHECK
428         bool "Verbose Machine Checks"             616         bool "Verbose Machine Checks"
429                                                   617 
430 config VERBOSE_MCHECK_ON                          618 config VERBOSE_MCHECK_ON
431         int "Verbose Printing Mode (0=off, 1=o    619         int "Verbose Printing Mode (0=off, 1=on, 2=all)"
432         depends on VERBOSE_MCHECK                 620         depends on VERBOSE_MCHECK
433         default 1                                 621         default 1
434         help                                   !! 622         ---help---
435           This option allows the default print    623           This option allows the default printing mode to be set, and then
436           possibly overridden by a boot comman    624           possibly overridden by a boot command argument.
437                                                   625 
438           For example, if one wanted the optio    626           For example, if one wanted the option of printing verbose
439           machine checks, but wanted the defau    627           machine checks, but wanted the default to be as if verbose
440           machine check printing was turned of    628           machine check printing was turned off, then one would choose
441           the printing mode to be 0. Then, upo    629           the printing mode to be 0. Then, upon reboot, one could add
442           the boot command line "verbose_mchec    630           the boot command line "verbose_mcheck=1" to get the normal
443           verbose machine check printing, or "    631           verbose machine check printing, or "verbose_mcheck=2" to get
444           the maximum information available.      632           the maximum information available.
445                                                   633 
446           Take the default (1) unless you want    634           Take the default (1) unless you want more control or more info.
447                                                   635 
448 choice                                            636 choice
449         prompt "Timer interrupt frequency (HZ)    637         prompt "Timer interrupt frequency (HZ)?"
450         default HZ_128 if ALPHA_QEMU              638         default HZ_128 if ALPHA_QEMU
451         default HZ_1200 if ALPHA_RAWHIDE          639         default HZ_1200 if ALPHA_RAWHIDE
452         default HZ_1024                           640         default HZ_1024
453         help                                   !! 641         ---help---
454           The frequency at which timer interru    642           The frequency at which timer interrupts occur.  A high frequency
455           minimizes latency, whereas a low fre    643           minimizes latency, whereas a low frequency minimizes overhead of
456           process accounting.  The later effec    644           process accounting.  The later effect is especially significant
457           when being run under QEMU.              645           when being run under QEMU.
458                                                   646 
459           Note that some Alpha hardware cannot    647           Note that some Alpha hardware cannot change the interrupt frequency
460           of the timer.  If unsure, say 1024 (    648           of the timer.  If unsure, say 1024 (or 1200 for Rawhide).
461                                                   649 
462         config HZ_32                              650         config HZ_32
463                 bool "32 Hz"                      651                 bool "32 Hz"
464         config HZ_64                              652         config HZ_64
465                 bool "64 Hz"                      653                 bool "64 Hz"
466         config HZ_128                             654         config HZ_128
467                 bool "128 Hz"                     655                 bool "128 Hz"
468         config HZ_256                             656         config HZ_256
469                 bool "256 Hz"                     657                 bool "256 Hz"
470         config HZ_1024                            658         config HZ_1024
471                 bool "1024 Hz"                    659                 bool "1024 Hz"
472         config HZ_1200                            660         config HZ_1200
473                 bool "1200 Hz"                    661                 bool "1200 Hz"
474 endchoice                                         662 endchoice
475                                                   663 
476 config HZ                                         664 config HZ
477         int                                    !! 665         int 
478         default 32 if HZ_32                       666         default 32 if HZ_32
479         default 64 if HZ_64                       667         default 64 if HZ_64
480         default 128 if HZ_128                     668         default 128 if HZ_128
481         default 256 if HZ_256                     669         default 256 if HZ_256
482         default 1200 if HZ_1200                   670         default 1200 if HZ_1200
483         default 1024                              671         default 1024
484                                                   672 
485 config SRM_ENV                                    673 config SRM_ENV
486         tristate "SRM environment through proc    674         tristate "SRM environment through procfs"
487         depends on PROC_FS                        675         depends on PROC_FS
488         help                                   !! 676         ---help---
489           If you enable this option, a subdire    677           If you enable this option, a subdirectory inside /proc called
490           /proc/srm_environment will give you     678           /proc/srm_environment will give you access to the all important
491           SRM environment variables (those whi    679           SRM environment variables (those which have a name) and also
492           to all others (by their internal num    680           to all others (by their internal number).
493                                                   681 
494           SRM is something like a BIOS for Alp    682           SRM is something like a BIOS for Alpha machines. There are some
495           other such BIOSes, like AlphaBIOS, w    683           other such BIOSes, like AlphaBIOS, which this driver cannot
496           support (hey, that's not SRM!).         684           support (hey, that's not SRM!).
497                                                   685 
498           Despite the fact that this driver do    686           Despite the fact that this driver doesn't work on all Alphas (but
499           only on those which have SRM as thei    687           only on those which have SRM as their firmware), it's save to
500           build it even if your particular mac    688           build it even if your particular machine doesn't know about SRM
501           (or if you intend to compile a gener    689           (or if you intend to compile a generic kernel). It will simply
502           not create those subdirectory in /pr    690           not create those subdirectory in /proc (and give you some warning,
503           of course).                             691           of course).
504                                                   692 
505           This driver is also available as a m    693           This driver is also available as a module and will be called
506           srm_env then.                           694           srm_env then.
507                                                   695 
508 endmenu                                           696 endmenu
509                                                   697 
510 # DUMMY_CONSOLE may be defined in drivers/vide    698 # DUMMY_CONSOLE may be defined in drivers/video/console/Kconfig
511 # but we also need it if VGA_HOSE is set          699 # but we also need it if VGA_HOSE is set
512 config DUMMY_CONSOLE                              700 config DUMMY_CONSOLE
513         bool                                      701         bool
514         depends on VGA_HOSE                       702         depends on VGA_HOSE
515         default y                                 703         default y
                                                      

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