1 # SPDX-License-Identifier: GPL-2.0 1 # SPDX-License-Identifier: GPL-2.0
2 config M68K !! 2 config ALPHA
3 bool 3 bool
4 default y 4 default y
5 select ARCH_32BIT_OFF_T !! 5 select ARCH_MIGHT_HAVE_PC_PARPORT
6 select ARCH_HAS_BINFMT_FLAT !! 6 select ARCH_MIGHT_HAVE_PC_SERIO
7 select ARCH_HAS_CPU_CACHE_ALIASING !! 7 select ARCH_NO_PREEMPT
8 select ARCH_HAS_CPU_FINALIZE_INIT if M !! 8 select ARCH_USE_CMPXCHG_LOCKREF
9 select ARCH_HAS_CURRENT_STACK_POINTER !! 9 select HAVE_AOUT
10 select ARCH_HAS_DMA_PREP_COHERENT if M !! 10 select HAVE_IDE
11 select ARCH_HAS_SYNC_DMA_FOR_DEVICE if !! 11 select HAVE_OPROFILE
12 select ARCH_HAVE_NMI_SAFE_CMPXCHG if R !! 12 select HAVE_PCSPKR_PLATFORM
13 select ARCH_MIGHT_HAVE_PC_PARPORT if I !! 13 select HAVE_PERF_EVENTS
14 select ARCH_NO_PREEMPT if !COLDFIRE !! 14 select NEED_DMA_MAP_STATE
15 select ARCH_USE_MEMTEST if MMU_MOTOROL !! 15 select NEED_SG_DMA_LENGTH
16 select ARCH_WANT_IPC_PARSE_VERSION !! 16 select VIRT_TO_BUS
17 select BINFMT_FLAT_ARGVP_ENVP_ON_STACK !! 17 select GENERIC_IRQ_PROBE
18 select DMA_DIRECT_REMAP if M68K_NONCOH !! 18 select AUTO_IRQ_AFFINITY if SMP
19 select GENERIC_ATOMIC64 <<
20 select GENERIC_CPU_DEVICES <<
21 select GENERIC_IOMAP if HAS_IOPORT <<
22 select GENERIC_IRQ_SHOW 19 select GENERIC_IRQ_SHOW
23 select GENERIC_LIB_ASHLDI3 !! 20 select ARCH_WANT_IPC_PARSE_VERSION
24 select GENERIC_LIB_ASHRDI3 !! 21 select ARCH_HAVE_NMI_SAFE_CMPXCHG
25 select GENERIC_LIB_LSHRDI3 !! 22 select AUDIT_ARCH
26 select HAS_IOPORT if PCI || ISA || ATA !! 23 select GENERIC_CLOCKEVENTS
27 select HAVE_ARCH_SECCOMP !! 24 select GENERIC_CPU_VULNERABILITIES
28 select HAVE_ARCH_SECCOMP_FILTER !! 25 select GENERIC_SMP_IDLE_THREAD
29 select HAVE_ASM_MODVERSIONS !! 26 select GENERIC_STRNCPY_FROM_USER
30 select HAVE_DEBUG_BUGVERBOSE !! 27 select GENERIC_STRNLEN_USER
31 select HAVE_EFFICIENT_UNALIGNED_ACCESS !! 28 select HAVE_ARCH_AUDITSYSCALL
32 select HAVE_MOD_ARCH_SPECIFIC 29 select HAVE_MOD_ARCH_SPECIFIC
33 select HAVE_UID16 <<
34 select MMU_GATHER_NO_RANGE if MMU <<
35 select MODULES_USE_ELF_REL <<
36 select MODULES_USE_ELF_RELA 30 select MODULES_USE_ELF_RELA
37 select NO_DMA if !MMU && !COLDFIRE !! 31 select ODD_RT_SIGACTION
38 select OLD_SIGACTION !! 32 select OLD_SIGSUSPEND
39 select OLD_SIGSUSPEND3 !! 33 select CPU_NO_EFFICIENT_FFS if !ALPHA_EV67
40 select UACCESS_MEMCPY if !MMU !! 34 help
41 select ZONE_DMA !! 35 The Alpha is a 64-bit general-purpose processor designed and
>> 36 marketed by the Digital Equipment Corporation of blessed memory,
>> 37 now Hewlett-Packard. The Alpha Linux project has a home page at
>> 38 <http://www.alphalinux.org/>.
42 39
43 config CPU_BIG_ENDIAN !! 40 config 64BIT
44 def_bool y 41 def_bool y
45 42
>> 43 config MMU
>> 44 bool
>> 45 default y
>> 46
>> 47 config RWSEM_GENERIC_SPINLOCK
>> 48 bool
>> 49
>> 50 config RWSEM_XCHGADD_ALGORITHM
>> 51 bool
>> 52 default y
>> 53
46 config ARCH_HAS_ILOG2_U32 54 config ARCH_HAS_ILOG2_U32
47 bool 55 bool
>> 56 default n
48 57
49 config ARCH_HAS_ILOG2_U64 58 config ARCH_HAS_ILOG2_U64
50 bool 59 bool
>> 60 default n
51 61
52 config GENERIC_HWEIGHT !! 62 config GENERIC_CALIBRATE_DELAY
53 bool 63 bool
54 default y 64 default y
55 65
56 config GENERIC_CALIBRATE_DELAY !! 66 config ZONE_DMA
57 bool 67 bool
58 default y 68 default y
59 69
60 config GENERIC_CSUM !! 70 config GENERIC_ISA_DMA
61 bool 71 bool
>> 72 default y
>> 73
>> 74 config PGTABLE_LEVELS
>> 75 int
>> 76 default 3
>> 77
>> 78 config AUDIT_ARCH
>> 79 bool
>> 80
>> 81 menu "System setup"
>> 82
>> 83 choice
>> 84 prompt "Alpha system type"
>> 85 default ALPHA_GENERIC
>> 86 ---help---
>> 87 This is the system type of your hardware. A "generic" kernel will
>> 88 run on any supported Alpha system. However, if you configure a
>> 89 kernel for your specific system, it will be faster and smaller.
>> 90
>> 91 To find out what type of Alpha system you have, you may want to
>> 92 check out the Linux/Alpha FAQ, accessible on the WWW from
>> 93 <http://www.alphalinux.org/>. In summary:
>> 94
>> 95 Alcor/Alpha-XLT AS 600, AS 500, XL-300, XL-366
>> 96 Alpha-XL XL-233, XL-266
>> 97 AlphaBook1 Alpha laptop
>> 98 Avanti AS 200, AS 205, AS 250, AS 255, AS 300, AS 400
>> 99 Cabriolet AlphaPC64, AlphaPCI64
>> 100 DP264 DP264 / DS20 / ES40 / DS10 / DS10L
>> 101 EB164 EB164 21164 evaluation board
>> 102 EB64+ EB64+ 21064 evaluation board
>> 103 EB66 EB66 21066 evaluation board
>> 104 EB66+ EB66+ 21066 evaluation board
>> 105 Jensen DECpc 150, DEC 2000 models 300, 500
>> 106 LX164 AlphaPC164-LX
>> 107 Lynx AS 2100A
>> 108 Miata Personal Workstation 433/500/600 a/au
>> 109 Marvel AlphaServer ES47 / ES80 / GS1280
>> 110 Mikasa AS 1000
>> 111 Noname AXPpci33, UDB (Multia)
>> 112 Noritake AS 1000A, AS 600A, AS 800
>> 113 PC164 AlphaPC164
>> 114 Rawhide AS 1200, AS 4000, AS 4100
>> 115 Ruffian RPX164-2, AlphaPC164-UX, AlphaPC164-BX
>> 116 SX164 AlphaPC164-SX
>> 117 Sable AS 2000, AS 2100
>> 118 Shark DS 20L
>> 119 Takara Takara (OEM)
>> 120 Titan AlphaServer ES45 / DS25 / DS15
>> 121 Wildfire AlphaServer GS 40/80/160/320
>> 122
>> 123 If you don't know what to do, choose "generic".
>> 124
>> 125 config ALPHA_GENERIC
>> 126 bool "Generic"
>> 127 depends on TTY
>> 128 help
>> 129 A generic kernel will run on all supported Alpha hardware.
>> 130
>> 131 config ALPHA_ALCOR
>> 132 bool "Alcor/Alpha-XLT"
>> 133 help
>> 134 For systems using the Digital ALCOR chipset: 5 chips (4, 64-bit data
>> 135 slices (Data Switch, DSW) - 208-pin PQFP and 1 control (Control, I/O
>> 136 Address, CIA) - a 383 pin plastic PGA). It provides a DRAM
>> 137 controller (256-bit memory bus) and a PCI interface. It also does
>> 138 all the work required to support an external Bcache and to maintain
>> 139 memory coherence when a PCI device DMAs into (or out of) memory.
>> 140
>> 141 config ALPHA_XL
>> 142 bool "Alpha-XL"
>> 143 help
>> 144 XL-233 and XL-266-based Alpha systems.
>> 145
>> 146 config ALPHA_BOOK1
>> 147 bool "AlphaBook1"
>> 148 help
>> 149 Dec AlphaBook1/Burns Alpha-based laptops.
>> 150
>> 151 config ALPHA_AVANTI_CH
>> 152 bool "Avanti"
>> 153
>> 154 config ALPHA_CABRIOLET
>> 155 bool "Cabriolet"
>> 156 help
>> 157 Cabriolet AlphaPC64, AlphaPCI64 systems. Derived from EB64+ but now
>> 158 baby-AT with Flash boot ROM, no on-board SCSI or Ethernet. 3 ISA
>> 159 slots, 4 PCI slots (one pair are on a shared slot), uses plug-in
>> 160 Bcache SIMMs. Requires power supply with 3.3V output.
>> 161
>> 162 config ALPHA_DP264
>> 163 bool "DP264"
>> 164 help
>> 165 Various 21264 systems with the tsunami core logic chipset.
>> 166 API Networks: 264DP, UP2000(+), CS20;
>> 167 Compaq: DS10(E,L), XP900, XP1000, DS20(E), ES40.
>> 168
>> 169 config ALPHA_EB164
>> 170 bool "EB164"
>> 171 help
>> 172 EB164 21164 evaluation board from DEC. Uses 21164 and ALCOR. Has
>> 173 ISA and PCI expansion (3 ISA slots, 2 64-bit PCI slots (one is
>> 174 shared with an ISA slot) and 2 32-bit PCI slots. Uses plus-in
>> 175 Bcache SIMMs. I/O sub-system provides SuperI/O (2S, 1P, FD), KBD,
>> 176 MOUSE (PS2 style), RTC/NVRAM. Boot ROM is Flash. PC-AT-sized
>> 177 motherboard. Requires power supply with 3.3V output.
>> 178
>> 179 config ALPHA_EB64P_CH
>> 180 bool "EB64+"
>> 181
>> 182 config ALPHA_EB66
>> 183 bool "EB66"
>> 184 help
>> 185 A Digital DS group board. Uses 21066 or 21066A. I/O sub-system is
>> 186 identical to EB64+. Baby PC-AT size. Runs from standard PC power
>> 187 supply. The EB66 schematic was published as a marketing poster
>> 188 advertising the 21066 as "the first microprocessor in the world with
>> 189 embedded PCI".
62 190
63 config TIME_LOW_RES !! 191 config ALPHA_EB66P
>> 192 bool "EB66+"
>> 193 help
>> 194 Later variant of the EB66 board.
>> 195
>> 196 config ALPHA_EIGER
>> 197 bool "Eiger"
>> 198 help
>> 199 Apparently an obscure OEM single-board computer based on the
>> 200 Typhoon/Tsunami chipset family. Information on it is scanty.
>> 201
>> 202 config ALPHA_JENSEN
>> 203 bool "Jensen"
>> 204 depends on BROKEN
>> 205 select DMA_DIRECT_OPS
>> 206 help
>> 207 DEC PC 150 AXP (aka Jensen): This is a very old Digital system - one
>> 208 of the first-generation Alpha systems. A number of these systems
>> 209 seem to be available on the second- hand market. The Jensen is a
>> 210 floor-standing tower system which originally used a 150MHz 21064 It
>> 211 used programmable logic to interface a 486 EISA I/O bridge to the
>> 212 CPU.
>> 213
>> 214 config ALPHA_LX164
>> 215 bool "LX164"
>> 216 help
>> 217 A technical overview of this board is available at
>> 218 <http://www.unix-ag.org/Linux-Alpha/Architectures/LX164.html>.
>> 219
>> 220 config ALPHA_LYNX
>> 221 bool "Lynx"
>> 222 help
>> 223 AlphaServer 2100A-based systems.
>> 224
>> 225 config ALPHA_MARVEL
>> 226 bool "Marvel"
>> 227 help
>> 228 AlphaServer ES47 / ES80 / GS1280 based on EV7.
>> 229
>> 230 config ALPHA_MIATA
>> 231 bool "Miata"
>> 232 help
>> 233 The Digital PersonalWorkStation (PWS 433a, 433au, 500a, 500au, 600a,
>> 234 or 600au).
>> 235
>> 236 config ALPHA_MIKASA
>> 237 bool "Mikasa"
>> 238 help
>> 239 AlphaServer 1000-based Alpha systems.
>> 240
>> 241 config ALPHA_NAUTILUS
>> 242 bool "Nautilus"
>> 243 help
>> 244 Alpha systems based on the AMD 751 & ALI 1543C chipsets.
>> 245
>> 246 config ALPHA_NONAME_CH
>> 247 bool "Noname"
>> 248
>> 249 config ALPHA_NORITAKE
>> 250 bool "Noritake"
>> 251 help
>> 252 AlphaServer 1000A, AlphaServer 600A, and AlphaServer 800-based
>> 253 systems.
>> 254
>> 255 config ALPHA_PC164
>> 256 bool "PC164"
>> 257
>> 258 config ALPHA_P2K
>> 259 bool "Platform2000"
>> 260
>> 261 config ALPHA_RAWHIDE
>> 262 bool "Rawhide"
>> 263 help
>> 264 AlphaServer 1200, AlphaServer 4000 and AlphaServer 4100 machines.
>> 265 See HOWTO at
>> 266 <http://www.alphalinux.org/docs/rawhide/4100_install.shtml>.
>> 267
>> 268 config ALPHA_RUFFIAN
>> 269 bool "Ruffian"
>> 270 help
>> 271 Samsung APC164UX. There is a page on known problems and workarounds
>> 272 at <http://www.alphalinux.org/faq/FAQ-11.html>.
>> 273
>> 274 config ALPHA_RX164
>> 275 bool "RX164"
>> 276
>> 277 config ALPHA_SX164
>> 278 bool "SX164"
>> 279
>> 280 config ALPHA_SABLE
>> 281 bool "Sable"
>> 282 help
>> 283 Digital AlphaServer 2000 and 2100-based systems.
>> 284
>> 285 config ALPHA_SHARK
>> 286 bool "Shark"
>> 287
>> 288 config ALPHA_TAKARA
>> 289 bool "Takara"
>> 290 help
>> 291 Alpha 11164-based OEM single-board computer.
>> 292
>> 293 config ALPHA_TITAN
>> 294 bool "Titan"
>> 295 help
>> 296 AlphaServer ES45/DS25 SMP based on EV68 and Titan chipset.
>> 297
>> 298 config ALPHA_WILDFIRE
>> 299 bool "Wildfire"
>> 300 help
>> 301 AlphaServer GS 40/80/160/320 SMP based on the EV67 core.
>> 302
>> 303 endchoice
>> 304
>> 305 # clear all implied options (don't want default values for those):
>> 306 # Most of these machines have ISA slots; not exactly sure which don't,
>> 307 # and this doesn't activate hordes of code, so do it always.
>> 308 config ISA
64 bool 309 bool
65 default y 310 default y
>> 311 help
>> 312 Find out whether you have ISA slots on your motherboard. ISA is the
>> 313 name of a bus system, i.e. the way the CPU talks to the other stuff
>> 314 inside your box. Other bus systems are PCI, EISA, MicroChannel
>> 315 (MCA) or VESA. ISA is an older system, now being displaced by PCI;
>> 316 newer boards don't support it. If you have ISA, say Y, otherwise N.
66 317
67 config NO_IOPORT_MAP !! 318 config ISA_DMA_API
68 def_bool y !! 319 bool
>> 320 default y
69 321
70 config HZ !! 322 config PCI
71 int !! 323 bool
72 default 1000 if CLEOPATRA !! 324 depends on !ALPHA_JENSEN
73 default 100 !! 325 select GENERIC_PCI_IOMAP
>> 326 default y
>> 327 help
>> 328 Find out whether you have a PCI motherboard. PCI is the name of a
>> 329 bus system, i.e. the way the CPU talks to the other stuff inside
>> 330 your box. Other bus systems are ISA, EISA, MicroChannel (MCA) or
>> 331 VESA. If you have PCI, say Y, otherwise N.
74 332
75 config PGTABLE_LEVELS !! 333 config PCI_DOMAINS
76 default 2 if SUN3 || COLDFIRE !! 334 bool
77 default 3 !! 335 default y
78 336
79 config MMU !! 337 config PCI_SYSCALL
80 bool "MMU-based Paged Memory Managemen !! 338 def_bool PCI
>> 339
>> 340 config ALPHA_NONAME
>> 341 bool
>> 342 depends on ALPHA_BOOK1 || ALPHA_NONAME_CH
81 default y 343 default y
82 help 344 help
83 Select if you want MMU-based virtual !! 345 The AXPpci33 (aka NoName), is based on the EB66 (includes the Multia
84 support by paged memory management. !! 346 UDB). This design was produced by Digital's Technical OEM (TOEM)
>> 347 group. It uses the 21066 processor running at 166MHz or 233MHz. It
>> 348 is a baby-AT size, and runs from a standard PC power supply. It has
>> 349 5 ISA slots and 3 PCI slots (one pair are a shared slot). There are
>> 350 2 versions, with either PS/2 or large DIN connectors for the
>> 351 keyboard.
>> 352
>> 353 config ALPHA_EV4
>> 354 bool
>> 355 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
>> 356 default y if !ALPHA_LYNX
85 357
86 config MMU_MOTOROLA !! 358 config ALPHA_LCA
87 bool 359 bool
88 select HAVE_PAGE_SIZE_4KB !! 360 depends on ALPHA_NONAME || ALPHA_EB66 || ALPHA_EB66P || ALPHA_P2K
>> 361 default y
89 362
90 config MMU_COLDFIRE !! 363 config ALPHA_APECS
91 select HAVE_PAGE_SIZE_8KB <<
92 bool 364 bool
>> 365 depends on !ALPHA_PRIMO && (ALPHA_NORITAKE || ALPHA_MIKASA) || ALPHA_CABRIOLET || ALPHA_AVANTI_CH || ALPHA_EB64P_CH || ALPHA_XL
>> 366 default y
93 367
94 config MMU_SUN3 !! 368 config ALPHA_EB64P
95 bool 369 bool
96 select HAVE_PAGE_SIZE_8KB !! 370 depends on ALPHA_CABRIOLET || ALPHA_EB64P_CH
97 depends on MMU && !MMU_MOTOROLA && !MM !! 371 default y
>> 372 help
>> 373 Uses 21064 or 21064A and APECs. Has ISA and PCI expansion (3 ISA,
>> 374 2 PCI, one pair are on a shared slot). Supports 36-bit DRAM SIMs.
>> 375 ISA bus generated by Intel SaturnI/O PCI-ISA bridge. On-board SCSI
>> 376 (NCR 810 on PCI) Ethernet (Digital 21040), KBD, MOUSE (PS2 style),
>> 377 SuperI/O (2S, 1P, FD), RTC/NVRAM. Boot ROM is EPROM. PC-AT size.
>> 378 Runs from standard PC power supply.
>> 379
>> 380 config ALPHA_EV5
>> 381 bool "EV5 CPU(s) (model 5/xxx)?" if ALPHA_LYNX
>> 382 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
98 383
99 config ARCH_SUPPORTS_KEXEC !! 384 config ALPHA_EV4
100 def_bool M68KCLASSIC && MMU !! 385 bool
>> 386 default y if ALPHA_LYNX && !ALPHA_EV5
101 387
102 config BOOTINFO_PROC !! 388 config ALPHA_CIA
103 bool "Export bootinfo in procfs" !! 389 bool
104 depends on KEXEC && M68KCLASSIC !! 390 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
>> 391 default y
>> 392
>> 393 config ALPHA_EV56
>> 394 bool "EV56 CPU (speed >= 366MHz)?" if ALPHA_ALCOR
>> 395 default y if ALPHA_RX164 || ALPHA_MIATA || ALPHA_LX164 || ALPHA_SX164 || ALPHA_RUFFIAN || ALPHA_PC164 || ALPHA_TAKARA
>> 396
>> 397 config ALPHA_EV56
>> 398 prompt "EV56 CPU (speed >= 333MHz)?"
>> 399 depends on ALPHA_NORITAKE || ALPHA_PRIMO
>> 400
>> 401 config ALPHA_EV56
>> 402 prompt "EV56 CPU (speed >= 400MHz)?"
>> 403 depends on ALPHA_RAWHIDE
>> 404
>> 405 config ALPHA_PRIMO
>> 406 bool "EV5 CPU daughtercard (model 5/xxx)?"
>> 407 depends on ALPHA_NORITAKE || ALPHA_MIKASA
>> 408 help
>> 409 Say Y if you have an AS 1000 5/xxx or an AS 1000A 5/xxx.
>> 410
>> 411 config ALPHA_GAMMA
>> 412 bool "EV5 CPU(s) (model 5/xxx)?"
>> 413 depends on ALPHA_SABLE
105 help 414 help
106 Say Y to export the bootinfo used to !! 415 Say Y if you have an AS 2000 5/xxx or an AS 2100 5/xxx.
107 "bootinfo" file in procfs. This is <<
108 416
109 menu "Platform setup" !! 417 config ALPHA_GAMMA
>> 418 bool
>> 419 depends on ALPHA_LYNX
>> 420 default y
110 421
111 source "arch/m68k/Kconfig.cpu" !! 422 config ALPHA_T2
>> 423 bool
>> 424 depends on ALPHA_SABLE || ALPHA_LYNX
>> 425 default y
112 426
113 source "arch/m68k/Kconfig.machine" !! 427 config ALPHA_PYXIS
>> 428 bool
>> 429 depends on ALPHA_MIATA || ALPHA_LX164 || ALPHA_SX164 || ALPHA_RUFFIAN
>> 430 default y
114 431
115 source "arch/m68k/Kconfig.bus" !! 432 config ALPHA_EV6
>> 433 bool
>> 434 depends on ALPHA_NAUTILUS || ALPHA_WILDFIRE || ALPHA_TITAN || ALPHA_SHARK || ALPHA_DP264 || ALPHA_EIGER || ALPHA_MARVEL
>> 435 default y
116 436
117 endmenu !! 437 config ALPHA_TSUNAMI
>> 438 bool
>> 439 depends on ALPHA_SHARK || ALPHA_DP264 || ALPHA_EIGER
>> 440 default y
118 441
119 menu "Kernel Features" !! 442 config ALPHA_EV67
>> 443 bool "EV67 (or later) CPU (speed > 600MHz)?" if ALPHA_DP264 || ALPHA_EIGER
>> 444 default y if ALPHA_NAUTILUS || ALPHA_WILDFIRE || ALPHA_TITAN || ALPHA_SHARK || ALPHA_MARVEL
>> 445 help
>> 446 Is this a machine based on the EV67 core? If in doubt, select N here
>> 447 and the machine will be treated as an EV6.
120 448
121 endmenu !! 449 config ALPHA_MCPCIA
>> 450 bool
>> 451 depends on ALPHA_RAWHIDE
>> 452 default y
122 453
123 if !MMU !! 454 config ALPHA_POLARIS
124 menu "Power management options" !! 455 bool
>> 456 depends on ALPHA_RX164
>> 457 default y
>> 458
>> 459 config ALPHA_IRONGATE
>> 460 bool
>> 461 depends on ALPHA_NAUTILUS
>> 462 default y
125 463
126 config PM !! 464 config GENERIC_HWEIGHT
127 bool "Power Management support" !! 465 bool
>> 466 default y if !ALPHA_EV67
>> 467
>> 468 config ALPHA_AVANTI
>> 469 bool
>> 470 depends on ALPHA_XL || ALPHA_AVANTI_CH
>> 471 default y
128 help 472 help
129 Support processor power management m !! 473 Avanti AS 200, AS 205, AS 250, AS 255, AS 300, and AS 400-based
>> 474 Alphas. Info at
>> 475 <http://www.unix-ag.org/Linux-Alpha/Architectures/Avanti.html>.
>> 476
>> 477 config ALPHA_BROKEN_IRQ_MASK
>> 478 bool
>> 479 depends on ALPHA_GENERIC || ALPHA_PC164
>> 480 default y
>> 481
>> 482 config VGA_HOSE
>> 483 bool
>> 484 depends on VGA_CONSOLE && (ALPHA_GENERIC || ALPHA_TITAN || ALPHA_MARVEL || ALPHA_TSUNAMI)
>> 485 default y
>> 486 help
>> 487 Support VGA on an arbitrary hose; needed for several platforms
>> 488 which always have multiple hoses, and whose consoles support it.
>> 489
>> 490
>> 491 config ALPHA_QEMU
>> 492 bool "Run under QEMU emulation"
>> 493 depends on !ALPHA_GENERIC
>> 494 ---help---
>> 495 Assume the presence of special features supported by QEMU PALcode
>> 496 that reduce the overhead of system emulation.
>> 497
>> 498 Generic kernels will auto-detect QEMU. But when building a
>> 499 system-specific kernel, the assumption is that we want to
>> 500 eliminate as many runtime tests as possible.
>> 501
>> 502 If unsure, say N.
>> 503
>> 504
>> 505 config ALPHA_SRM
>> 506 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
>> 507 depends on TTY
>> 508 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
>> 509 ---help---
>> 510 There are two different types of booting firmware on Alphas: SRM,
>> 511 which is command line driven, and ARC, which uses menus and arrow
>> 512 keys. Details about the Linux/Alpha booting process are contained in
>> 513 the Linux/Alpha FAQ, accessible on the WWW from
>> 514 <http://www.alphalinux.org/>.
>> 515
>> 516 The usual way to load Linux on an Alpha machine is to use MILO
>> 517 (a bootloader that lets you pass command line parameters to the
>> 518 kernel just like lilo does for the x86 architecture) which can be
>> 519 loaded either from ARC or can be installed directly as a permanent
>> 520 firmware replacement from floppy (which requires changing a certain
>> 521 jumper on the motherboard). If you want to do either of these, say N
>> 522 here. If MILO doesn't work on your system (true for Jensen
>> 523 motherboards), you can bypass it altogether and boot Linux directly
>> 524 from an SRM console; say Y here in order to do that. Note that you
>> 525 won't be able to boot from an IDE disk using SRM.
>> 526
>> 527 If unsure, say N.
>> 528
>> 529 config EISA
>> 530 bool
>> 531 depends on ALPHA_GENERIC || ALPHA_JENSEN || ALPHA_ALCOR || ALPHA_MIKASA || ALPHA_SABLE || ALPHA_LYNX || ALPHA_NORITAKE || ALPHA_RAWHIDE
>> 532 default y
>> 533
>> 534 config ARCH_MAY_HAVE_PC_FDC
>> 535 def_bool y
>> 536
>> 537 config SMP
>> 538 bool "Symmetric multi-processing support"
>> 539 depends on ALPHA_SABLE || ALPHA_LYNX || ALPHA_RAWHIDE || ALPHA_DP264 || ALPHA_WILDFIRE || ALPHA_TITAN || ALPHA_GENERIC || ALPHA_SHARK || ALPHA_MARVEL
>> 540 ---help---
>> 541 This enables support for systems with more than one CPU. If you have
>> 542 a system with only one CPU, say N. If you have a system with more
>> 543 than one CPU, say Y.
>> 544
>> 545 If you say N here, the kernel will run on uni- and multiprocessor
>> 546 machines, but will use only one CPU of a multiprocessor machine. If
>> 547 you say Y here, the kernel will run on many, but not all,
>> 548 uniprocessor machines. On a uniprocessor machine, the kernel
>> 549 will run faster if you say N here.
>> 550
>> 551 See also the SMP-HOWTO available at
>> 552 <http://www.tldp.org/docs.html#howto>.
>> 553
>> 554 If you don't know what to do here, say N.
>> 555
>> 556 config NR_CPUS
>> 557 int "Maximum number of CPUs (2-32)"
>> 558 range 2 32
>> 559 depends on SMP
>> 560 default "32" if ALPHA_GENERIC || ALPHA_MARVEL
>> 561 default "4" if !ALPHA_GENERIC && !ALPHA_MARVEL
>> 562 help
>> 563 MARVEL support can handle a maximum of 32 CPUs, all the others
>> 564 with working support have a maximum of 4 CPUs.
>> 565
>> 566 config ARCH_DISCONTIGMEM_ENABLE
>> 567 bool "Discontiguous Memory Support"
>> 568 help
>> 569 Say Y to support efficient handling of discontiguous physical memory,
>> 570 for architectures which are either NUMA (Non-Uniform Memory Access)
>> 571 or have huge holes in the physical address space for other reasons.
>> 572 See <file:Documentation/vm/numa.rst> for more.
>> 573
>> 574 config NUMA
>> 575 bool "NUMA Support (EXPERIMENTAL)"
>> 576 depends on DISCONTIGMEM && BROKEN
>> 577 help
>> 578 Say Y to compile the kernel to support NUMA (Non-Uniform Memory
>> 579 Access). This option is for configuring high-end multiprocessor
>> 580 server machines. If in doubt, say N.
>> 581
>> 582 config ALPHA_WTINT
>> 583 bool "Use WTINT" if ALPHA_SRM || ALPHA_GENERIC
>> 584 default y if ALPHA_QEMU
>> 585 default n if ALPHA_EV5 || ALPHA_EV56 || (ALPHA_EV4 && !ALPHA_LCA)
>> 586 default n if !ALPHA_SRM && !ALPHA_GENERIC
>> 587 default y if SMP
>> 588 ---help---
>> 589 The Wait for Interrupt (WTINT) PALcall attempts to place the CPU
>> 590 to sleep until the next interrupt. This may reduce the power
>> 591 consumed, and the heat produced by the computer. However, it has
>> 592 the side effect of making the cycle counter unreliable as a timing
>> 593 device across the sleep.
>> 594
>> 595 For emulation under QEMU, definitely say Y here, as we have other
>> 596 mechanisms for measuring time than the cycle counter.
>> 597
>> 598 For EV4 (but not LCA), EV5 and EV56 systems, or for systems running
>> 599 MILO, sleep mode is not supported so you might as well say N here.
>> 600
>> 601 For SMP systems we cannot use the cycle counter for timing anyway,
>> 602 so you might as well say Y here.
>> 603
>> 604 If unsure, say N.
>> 605
>> 606 config NODES_SHIFT
>> 607 int
>> 608 default "7"
>> 609 depends on NEED_MULTIPLE_NODES
>> 610
>> 611 # LARGE_VMALLOC is racy, if you *really* need it then fix it first
>> 612 config ALPHA_LARGE_VMALLOC
>> 613 bool
>> 614 ---help---
>> 615 Process creation and other aspects of virtual memory management can
>> 616 be streamlined if we restrict the kernel to one PGD for all vmalloc
>> 617 allocations. This equates to about 8GB.
>> 618
>> 619 Under normal circumstances, this is so far and above what is needed
>> 620 as to be laughable. However, there are certain applications (such
>> 621 as benchmark-grade in-kernel web serving) that can make use of as
>> 622 much vmalloc space as is available.
>> 623
>> 624 Say N unless you know you need gobs and gobs of vmalloc space.
>> 625
>> 626 config VERBOSE_MCHECK
>> 627 bool "Verbose Machine Checks"
>> 628
>> 629 config VERBOSE_MCHECK_ON
>> 630 int "Verbose Printing Mode (0=off, 1=on, 2=all)"
>> 631 depends on VERBOSE_MCHECK
>> 632 default 1
>> 633 ---help---
>> 634 This option allows the default printing mode to be set, and then
>> 635 possibly overridden by a boot command argument.
>> 636
>> 637 For example, if one wanted the option of printing verbose
>> 638 machine checks, but wanted the default to be as if verbose
>> 639 machine check printing was turned off, then one would choose
>> 640 the printing mode to be 0. Then, upon reboot, one could add
>> 641 the boot command line "verbose_mcheck=1" to get the normal
>> 642 verbose machine check printing, or "verbose_mcheck=2" to get
>> 643 the maximum information available.
>> 644
>> 645 Take the default (1) unless you want more control or more info.
>> 646
>> 647 choice
>> 648 prompt "Timer interrupt frequency (HZ)?"
>> 649 default HZ_128 if ALPHA_QEMU
>> 650 default HZ_1200 if ALPHA_RAWHIDE
>> 651 default HZ_1024
>> 652 ---help---
>> 653 The frequency at which timer interrupts occur. A high frequency
>> 654 minimizes latency, whereas a low frequency minimizes overhead of
>> 655 process accounting. The later effect is especially significant
>> 656 when being run under QEMU.
>> 657
>> 658 Note that some Alpha hardware cannot change the interrupt frequency
>> 659 of the timer. If unsure, say 1024 (or 1200 for Rawhide).
>> 660
>> 661 config HZ_32
>> 662 bool "32 Hz"
>> 663 config HZ_64
>> 664 bool "64 Hz"
>> 665 config HZ_128
>> 666 bool "128 Hz"
>> 667 config HZ_256
>> 668 bool "256 Hz"
>> 669 config HZ_1024
>> 670 bool "1024 Hz"
>> 671 config HZ_1200
>> 672 bool "1200 Hz"
>> 673 endchoice
>> 674
>> 675 config HZ
>> 676 int
>> 677 default 32 if HZ_32
>> 678 default 64 if HZ_64
>> 679 default 128 if HZ_128
>> 680 default 256 if HZ_256
>> 681 default 1200 if HZ_1200
>> 682 default 1024
>> 683
>> 684 source "drivers/pci/Kconfig"
>> 685 source "drivers/eisa/Kconfig"
>> 686
>> 687 source "drivers/pcmcia/Kconfig"
>> 688
>> 689 config SRM_ENV
>> 690 tristate "SRM environment through procfs"
>> 691 depends on PROC_FS
>> 692 ---help---
>> 693 If you enable this option, a subdirectory inside /proc called
>> 694 /proc/srm_environment will give you access to the all important
>> 695 SRM environment variables (those which have a name) and also
>> 696 to all others (by their internal number).
>> 697
>> 698 SRM is something like a BIOS for Alpha machines. There are some
>> 699 other such BIOSes, like AlphaBIOS, which this driver cannot
>> 700 support (hey, that's not SRM!).
>> 701
>> 702 Despite the fact that this driver doesn't work on all Alphas (but
>> 703 only on those which have SRM as their firmware), it's save to
>> 704 build it even if your particular machine doesn't know about SRM
>> 705 (or if you intend to compile a generic kernel). It will simply
>> 706 not create those subdirectory in /proc (and give you some warning,
>> 707 of course).
>> 708
>> 709 This driver is also available as a module and will be called
>> 710 srm_env then.
130 711
131 endmenu 712 endmenu
132 endif <<
133 713
134 source "arch/m68k/Kconfig.devices" !! 714 # DUMMY_CONSOLE may be defined in drivers/video/console/Kconfig
>> 715 # but we also need it if VGA_HOSE is set
>> 716 config DUMMY_CONSOLE
>> 717 bool
>> 718 depends on VGA_HOSE
>> 719 default y
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