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_32BIT_USTAT_F_TINODE
6 select ARCH_HAS_BINFMT_FLAT !! 6 select ARCH_MIGHT_HAVE_PC_PARPORT
7 select ARCH_HAS_CPU_CACHE_ALIASING !! 7 select ARCH_MIGHT_HAVE_PC_SERIO
8 select ARCH_HAS_CPU_FINALIZE_INIT if M !! 8 select ARCH_NO_PREEMPT
9 select ARCH_HAS_CURRENT_STACK_POINTER !! 9 select ARCH_NO_SG_CHAIN
10 select ARCH_HAS_DMA_PREP_COHERENT if M !! 10 select ARCH_USE_CMPXCHG_LOCKREF
11 select ARCH_HAS_SYNC_DMA_FOR_DEVICE if !! 11 select DMA_OPS if PCI
12 select ARCH_HAVE_NMI_SAFE_CMPXCHG if R !! 12 select FORCE_PCI if !ALPHA_JENSEN
13 select ARCH_MIGHT_HAVE_PC_PARPORT if I !! 13 select PCI_DOMAINS if PCI
14 select ARCH_NO_PREEMPT if !COLDFIRE !! 14 select PCI_SYSCALL if PCI
15 select ARCH_USE_MEMTEST if MMU_MOTOROL <<
16 select ARCH_WANT_IPC_PARSE_VERSION <<
17 select BINFMT_FLAT_ARGVP_ENVP_ON_STACK <<
18 select DMA_DIRECT_REMAP if M68K_NONCOH <<
19 select GENERIC_ATOMIC64 <<
20 select GENERIC_CPU_DEVICES <<
21 select GENERIC_IOMAP if HAS_IOPORT <<
22 select GENERIC_IRQ_SHOW <<
23 select GENERIC_LIB_ASHLDI3 <<
24 select GENERIC_LIB_ASHRDI3 <<
25 select GENERIC_LIB_LSHRDI3 <<
26 select HAS_IOPORT if PCI || ISA || ATA <<
27 select HAVE_ARCH_SECCOMP <<
28 select HAVE_ARCH_SECCOMP_FILTER <<
29 select HAVE_ASM_MODVERSIONS 15 select HAVE_ASM_MODVERSIONS
30 select HAVE_DEBUG_BUGVERBOSE !! 16 select HAVE_PCSPKR_PLATFORM
31 select HAVE_EFFICIENT_UNALIGNED_ACCESS !! 17 select HAVE_PERF_EVENTS
>> 18 select NEED_DMA_MAP_STATE
>> 19 select NEED_SG_DMA_LENGTH
>> 20 select GENERIC_IRQ_PROBE
>> 21 select GENERIC_PCI_IOMAP
>> 22 select AUTO_IRQ_AFFINITY if SMP
>> 23 select GENERIC_IRQ_SHOW
>> 24 select ARCH_WANT_IPC_PARSE_VERSION
>> 25 select ARCH_HAVE_NMI_SAFE_CMPXCHG
>> 26 select AUDIT_ARCH
>> 27 select GENERIC_CPU_VULNERABILITIES
>> 28 select GENERIC_SMP_IDLE_THREAD
>> 29 select HAVE_ARCH_AUDITSYSCALL
32 select HAVE_MOD_ARCH_SPECIFIC 30 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 31 select MODULES_USE_ELF_RELA
37 select NO_DMA if !MMU && !COLDFIRE !! 32 select ODD_RT_SIGACTION
38 select OLD_SIGACTION !! 33 select OLD_SIGSUSPEND
39 select OLD_SIGSUSPEND3 !! 34 select CPU_NO_EFFICIENT_FFS if !ALPHA_EV67
40 select UACCESS_MEMCPY if !MMU !! 35 select MMU_GATHER_NO_RANGE
>> 36 select SPARSEMEM_EXTREME if SPARSEMEM
41 select ZONE_DMA 37 select ZONE_DMA
>> 38 help
>> 39 The Alpha is a 64-bit general-purpose processor designed and
>> 40 marketed by the Digital Equipment Corporation of blessed memory,
>> 41 now Hewlett-Packard. The Alpha Linux project has a home page at
>> 42 <http://www.alphalinux.org/>.
42 43
43 config CPU_BIG_ENDIAN !! 44 config 64BIT
44 def_bool y 45 def_bool y
45 46
>> 47 config MMU
>> 48 bool
>> 49 default y
>> 50
46 config ARCH_HAS_ILOG2_U32 51 config ARCH_HAS_ILOG2_U32
47 bool 52 bool
>> 53 default n
48 54
49 config ARCH_HAS_ILOG2_U64 55 config ARCH_HAS_ILOG2_U64
50 bool 56 bool
>> 57 default n
51 58
52 config GENERIC_HWEIGHT !! 59 config GENERIC_CALIBRATE_DELAY
53 bool 60 bool
54 default y 61 default y
55 62
56 config GENERIC_CALIBRATE_DELAY !! 63 config GENERIC_ISA_DMA
57 bool 64 bool
58 default y 65 default y
59 66
60 config GENERIC_CSUM !! 67 config PGTABLE_LEVELS
>> 68 int
>> 69 default 3
>> 70
>> 71 config AUDIT_ARCH
61 bool 72 bool
62 73
63 config TIME_LOW_RES !! 74 menu "System setup"
>> 75
>> 76 choice
>> 77 prompt "Alpha system type"
>> 78 default ALPHA_GENERIC
>> 79 help
>> 80 This is the system type of your hardware. A "generic" kernel will
>> 81 run on any supported Alpha system. However, if you configure a
>> 82 kernel for your specific system, it will be faster and smaller.
>> 83
>> 84 To find out what type of Alpha system you have, you may want to
>> 85 check out the Linux/Alpha FAQ, accessible on the WWW from
>> 86 <http://www.alphalinux.org/>. In summary:
>> 87
>> 88 Alcor/Alpha-XLT AS 600, AS 500, XL-300, XL-366
>> 89 Alpha-XL XL-233, XL-266
>> 90 AlphaBook1 Alpha laptop
>> 91 Avanti AS 200, AS 205, AS 250, AS 255, AS 300, AS 400
>> 92 Cabriolet AlphaPC64, AlphaPCI64
>> 93 DP264 DP264 / DS20 / ES40 / DS10 / DS10L
>> 94 EB164 EB164 21164 evaluation board
>> 95 EB64+ EB64+ 21064 evaluation board
>> 96 EB66 EB66 21066 evaluation board
>> 97 EB66+ EB66+ 21066 evaluation board
>> 98 Jensen DECpc 150, DEC 2000 models 300, 500
>> 99 LX164 AlphaPC164-LX
>> 100 Lynx AS 2100A
>> 101 Miata Personal Workstation 433/500/600 a/au
>> 102 Marvel AlphaServer ES47 / ES80 / GS1280
>> 103 Mikasa AS 1000
>> 104 Noname AXPpci33, UDB (Multia)
>> 105 Noritake AS 1000A, AS 600A, AS 800
>> 106 PC164 AlphaPC164
>> 107 Rawhide AS 1200, AS 4000, AS 4100
>> 108 Ruffian RPX164-2, AlphaPC164-UX, AlphaPC164-BX
>> 109 SX164 AlphaPC164-SX
>> 110 Sable AS 2000, AS 2100
>> 111 Shark DS 20L
>> 112 Takara Takara (OEM)
>> 113 Titan AlphaServer ES45 / DS25 / DS15
>> 114 Wildfire AlphaServer GS 40/80/160/320
>> 115
>> 116 If you don't know what to do, choose "generic".
>> 117
>> 118 config ALPHA_GENERIC
>> 119 bool "Generic"
>> 120 depends on TTY
>> 121 select HAVE_EISA
>> 122 help
>> 123 A generic kernel will run on all supported Alpha hardware.
>> 124
>> 125 config ALPHA_ALCOR
>> 126 bool "Alcor/Alpha-XLT"
>> 127 select HAVE_EISA
>> 128 help
>> 129 For systems using the Digital ALCOR chipset: 5 chips (4, 64-bit data
>> 130 slices (Data Switch, DSW) - 208-pin PQFP and 1 control (Control, I/O
>> 131 Address, CIA) - a 383 pin plastic PGA). It provides a DRAM
>> 132 controller (256-bit memory bus) and a PCI interface. It also does
>> 133 all the work required to support an external Bcache and to maintain
>> 134 memory coherence when a PCI device DMAs into (or out of) memory.
>> 135
>> 136 config ALPHA_XL
>> 137 bool "Alpha-XL"
>> 138 help
>> 139 XL-233 and XL-266-based Alpha systems.
>> 140
>> 141 config ALPHA_BOOK1
>> 142 bool "AlphaBook1"
>> 143 help
>> 144 Dec AlphaBook1/Burns Alpha-based laptops.
>> 145
>> 146 config ALPHA_AVANTI_CH
>> 147 bool "Avanti"
>> 148
>> 149 config ALPHA_CABRIOLET
>> 150 bool "Cabriolet"
>> 151 help
>> 152 Cabriolet AlphaPC64, AlphaPCI64 systems. Derived from EB64+ but now
>> 153 baby-AT with Flash boot ROM, no on-board SCSI or Ethernet. 3 ISA
>> 154 slots, 4 PCI slots (one pair are on a shared slot), uses plug-in
>> 155 Bcache SIMMs. Requires power supply with 3.3V output.
>> 156
>> 157 config ALPHA_DP264
>> 158 bool "DP264"
>> 159 help
>> 160 Various 21264 systems with the tsunami core logic chipset.
>> 161 API Networks: 264DP, UP2000(+), CS20;
>> 162 Compaq: DS10(E,L), XP900, XP1000, DS20(E), ES40.
>> 163
>> 164 config ALPHA_EB164
>> 165 bool "EB164"
>> 166 help
>> 167 EB164 21164 evaluation board from DEC. Uses 21164 and ALCOR. Has
>> 168 ISA and PCI expansion (3 ISA slots, 2 64-bit PCI slots (one is
>> 169 shared with an ISA slot) and 2 32-bit PCI slots. Uses plus-in
>> 170 Bcache SIMMs. I/O sub-system provides SuperI/O (2S, 1P, FD), KBD,
>> 171 MOUSE (PS2 style), RTC/NVRAM. Boot ROM is Flash. PC-AT-sized
>> 172 motherboard. Requires power supply with 3.3V output.
>> 173
>> 174 config ALPHA_EB64P_CH
>> 175 bool "EB64+"
>> 176
>> 177 config ALPHA_EB66
>> 178 bool "EB66"
>> 179 help
>> 180 A Digital DS group board. Uses 21066 or 21066A. I/O sub-system is
>> 181 identical to EB64+. Baby PC-AT size. Runs from standard PC power
>> 182 supply. The EB66 schematic was published as a marketing poster
>> 183 advertising the 21066 as "the first microprocessor in the world with
>> 184 embedded PCI".
>> 185
>> 186 config ALPHA_EB66P
>> 187 bool "EB66+"
>> 188 help
>> 189 Later variant of the EB66 board.
>> 190
>> 191 config ALPHA_EIGER
>> 192 bool "Eiger"
>> 193 help
>> 194 Apparently an obscure OEM single-board computer based on the
>> 195 Typhoon/Tsunami chipset family. Information on it is scanty.
>> 196
>> 197 config ALPHA_JENSEN
>> 198 bool "Jensen"
>> 199 select HAVE_EISA
>> 200 help
>> 201 DEC PC 150 AXP (aka Jensen): This is a very old Digital system - one
>> 202 of the first-generation Alpha systems. A number of these systems
>> 203 seem to be available on the second- hand market. The Jensen is a
>> 204 floor-standing tower system which originally used a 150MHz 21064 It
>> 205 used programmable logic to interface a 486 EISA I/O bridge to the
>> 206 CPU.
>> 207
>> 208 config ALPHA_LX164
>> 209 bool "LX164"
>> 210 help
>> 211 A technical overview of this board is available at
>> 212 <http://www.unix-ag.org/Linux-Alpha/Architectures/LX164.html>.
>> 213
>> 214 config ALPHA_LYNX
>> 215 bool "Lynx"
>> 216 select HAVE_EISA
>> 217 help
>> 218 AlphaServer 2100A-based systems.
>> 219
>> 220 config ALPHA_MARVEL
>> 221 bool "Marvel"
>> 222 help
>> 223 AlphaServer ES47 / ES80 / GS1280 based on EV7.
>> 224
>> 225 config ALPHA_MIATA
>> 226 bool "Miata"
>> 227 select HAVE_EISA
>> 228 help
>> 229 The Digital PersonalWorkStation (PWS 433a, 433au, 500a, 500au, 600a,
>> 230 or 600au).
>> 231
>> 232 config ALPHA_MIKASA
>> 233 bool "Mikasa"
>> 234 help
>> 235 AlphaServer 1000-based Alpha systems.
>> 236
>> 237 config ALPHA_NAUTILUS
>> 238 bool "Nautilus"
>> 239 help
>> 240 Alpha systems based on the AMD 751 & ALI 1543C chipsets.
>> 241
>> 242 config ALPHA_NONAME_CH
>> 243 bool "Noname"
>> 244
>> 245 config ALPHA_NORITAKE
>> 246 bool "Noritake"
>> 247 select HAVE_EISA
>> 248 help
>> 249 AlphaServer 1000A, AlphaServer 600A, and AlphaServer 800-based
>> 250 systems.
>> 251
>> 252 config ALPHA_PC164
>> 253 bool "PC164"
>> 254
>> 255 config ALPHA_P2K
>> 256 bool "Platform2000"
>> 257
>> 258 config ALPHA_RAWHIDE
>> 259 bool "Rawhide"
>> 260 select HAVE_EISA
>> 261 help
>> 262 AlphaServer 1200, AlphaServer 4000 and AlphaServer 4100 machines.
>> 263 See HOWTO at
>> 264 <http://www.alphalinux.org/docs/rawhide/4100_install.shtml>.
>> 265
>> 266 config ALPHA_RUFFIAN
>> 267 bool "Ruffian"
>> 268 help
>> 269 Samsung APC164UX. There is a page on known problems and workarounds
>> 270 at <http://www.alphalinux.org/faq/FAQ-11.html>.
>> 271
>> 272 config ALPHA_RX164
>> 273 bool "RX164"
>> 274
>> 275 config ALPHA_SX164
>> 276 bool "SX164"
>> 277
>> 278 config ALPHA_SABLE
>> 279 bool "Sable"
>> 280 select HAVE_EISA
>> 281 help
>> 282 Digital AlphaServer 2000 and 2100-based systems.
>> 283
>> 284 config ALPHA_SHARK
>> 285 bool "Shark"
>> 286
>> 287 config ALPHA_TAKARA
>> 288 bool "Takara"
>> 289 help
>> 290 Alpha 11164-based OEM single-board computer.
>> 291
>> 292 config ALPHA_TITAN
>> 293 bool "Titan"
>> 294 help
>> 295 AlphaServer ES45/DS25 SMP based on EV68 and Titan chipset.
>> 296
>> 297 config ALPHA_WILDFIRE
>> 298 bool "Wildfire"
>> 299 help
>> 300 AlphaServer GS 40/80/160/320 SMP based on the EV67 core.
>> 301
>> 302 endchoice
>> 303
>> 304 # clear all implied options (don't want default values for those):
>> 305 # Most of these machines have ISA slots; not exactly sure which don't,
>> 306 # and this doesn't activate hordes of code, so do it always.
>> 307 config ISA
64 bool 308 bool
65 default y 309 default y
>> 310 help
>> 311 Find out whether you have ISA slots on your motherboard. ISA is the
>> 312 name of a bus system, i.e. the way the CPU talks to the other stuff
>> 313 inside your box. Other bus systems are PCI, EISA, MicroChannel
>> 314 (MCA) or VESA. ISA is an older system, now being displaced by PCI;
>> 315 newer boards don't support it. If you have ISA, say Y, otherwise N.
66 316
67 config NO_IOPORT_MAP !! 317 config ISA_DMA_API
68 def_bool y !! 318 bool
>> 319 default y
69 320
70 config HZ !! 321 config ALPHA_NONAME
71 int !! 322 bool
72 default 1000 if CLEOPATRA !! 323 depends on ALPHA_BOOK1 || ALPHA_NONAME_CH
73 default 100 !! 324 default y
>> 325 help
>> 326 The AXPpci33 (aka NoName), is based on the EB66 (includes the Multia
>> 327 UDB). This design was produced by Digital's Technical OEM (TOEM)
>> 328 group. It uses the 21066 processor running at 166MHz or 233MHz. It
>> 329 is a baby-AT size, and runs from a standard PC power supply. It has
>> 330 5 ISA slots and 3 PCI slots (one pair are a shared slot). There are
>> 331 2 versions, with either PS/2 or large DIN connectors for the
>> 332 keyboard.
74 333
75 config PGTABLE_LEVELS !! 334 config ALPHA_EV4
76 default 2 if SUN3 || COLDFIRE !! 335 bool
77 default 3 !! 336 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
>> 337 default y if !ALPHA_LYNX
78 338
79 config MMU !! 339 config ALPHA_LCA
80 bool "MMU-based Paged Memory Managemen !! 340 bool
>> 341 depends on ALPHA_NONAME || ALPHA_EB66 || ALPHA_EB66P || ALPHA_P2K
>> 342 default y
>> 343
>> 344 config ALPHA_APECS
>> 345 bool
>> 346 depends on !ALPHA_PRIMO && (ALPHA_NORITAKE || ALPHA_MIKASA) || ALPHA_CABRIOLET || ALPHA_AVANTI_CH || ALPHA_EB64P_CH || ALPHA_XL
>> 347 default y
>> 348
>> 349 config ALPHA_EB64P
>> 350 bool
>> 351 depends on ALPHA_CABRIOLET || ALPHA_EB64P_CH
81 default y 352 default y
82 help 353 help
83 Select if you want MMU-based virtual !! 354 Uses 21064 or 21064A and APECs. Has ISA and PCI expansion (3 ISA,
84 support by paged memory management. !! 355 2 PCI, one pair are on a shared slot). Supports 36-bit DRAM SIMs.
>> 356 ISA bus generated by Intel SaturnI/O PCI-ISA bridge. On-board SCSI
>> 357 (NCR 810 on PCI) Ethernet (Digital 21040), KBD, MOUSE (PS2 style),
>> 358 SuperI/O (2S, 1P, FD), RTC/NVRAM. Boot ROM is EPROM. PC-AT size.
>> 359 Runs from standard PC power supply.
>> 360
>> 361 config ALPHA_EV5
>> 362 bool "EV5 CPU(s) (model 5/xxx)?" if ALPHA_LYNX
>> 363 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
85 364
86 config MMU_MOTOROLA !! 365 config ALPHA_EV4
87 bool 366 bool
88 select HAVE_PAGE_SIZE_4KB !! 367 default y if ALPHA_LYNX && !ALPHA_EV5
89 368
90 config MMU_COLDFIRE !! 369 config ALPHA_CIA
91 select HAVE_PAGE_SIZE_8KB <<
92 bool 370 bool
>> 371 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
>> 372 default y
>> 373
>> 374 config ALPHA_EV56
>> 375 bool "EV56 CPU (speed >= 366MHz)?" if ALPHA_ALCOR
>> 376 default y if ALPHA_RX164 || ALPHA_MIATA || ALPHA_LX164 || ALPHA_SX164 || ALPHA_RUFFIAN || ALPHA_PC164 || ALPHA_TAKARA
>> 377
>> 378 config ALPHA_EV56
>> 379 prompt "EV56 CPU (speed >= 333MHz)?"
>> 380 depends on ALPHA_NORITAKE || ALPHA_PRIMO
>> 381
>> 382 config ALPHA_EV56
>> 383 prompt "EV56 CPU (speed >= 400MHz)?"
>> 384 depends on ALPHA_RAWHIDE
>> 385
>> 386 config ALPHA_PRIMO
>> 387 bool "EV5 CPU daughtercard (model 5/xxx)?"
>> 388 depends on ALPHA_NORITAKE || ALPHA_MIKASA
>> 389 help
>> 390 Say Y if you have an AS 1000 5/xxx or an AS 1000A 5/xxx.
>> 391
>> 392 config ALPHA_GAMMA
>> 393 bool "EV5 CPU(s) (model 5/xxx)?"
>> 394 depends on ALPHA_SABLE
>> 395 help
>> 396 Say Y if you have an AS 2000 5/xxx or an AS 2100 5/xxx.
93 397
94 config MMU_SUN3 !! 398 config ALPHA_GAMMA
95 bool 399 bool
96 select HAVE_PAGE_SIZE_8KB !! 400 depends on ALPHA_LYNX
97 depends on MMU && !MMU_MOTOROLA && !MM !! 401 default y
98 402
99 config ARCH_SUPPORTS_KEXEC !! 403 config ALPHA_T2
100 def_bool M68KCLASSIC && MMU !! 404 bool
>> 405 depends on ALPHA_SABLE || ALPHA_LYNX
>> 406 default y
>> 407
>> 408 config ALPHA_PYXIS
>> 409 bool
>> 410 depends on ALPHA_MIATA || ALPHA_LX164 || ALPHA_SX164 || ALPHA_RUFFIAN
>> 411 default y
>> 412
>> 413 config ALPHA_EV6
>> 414 bool
>> 415 depends on ALPHA_NAUTILUS || ALPHA_WILDFIRE || ALPHA_TITAN || ALPHA_SHARK || ALPHA_DP264 || ALPHA_EIGER || ALPHA_MARVEL
>> 416 default y
>> 417
>> 418 config ALPHA_TSUNAMI
>> 419 bool
>> 420 depends on ALPHA_SHARK || ALPHA_DP264 || ALPHA_EIGER
>> 421 default y
101 422
102 config BOOTINFO_PROC !! 423 config ALPHA_EV67
103 bool "Export bootinfo in procfs" !! 424 bool "EV67 (or later) CPU (speed > 600MHz)?" if ALPHA_DP264 || ALPHA_EIGER
104 depends on KEXEC && M68KCLASSIC !! 425 default y if ALPHA_NAUTILUS || ALPHA_WILDFIRE || ALPHA_TITAN || ALPHA_SHARK || ALPHA_MARVEL
105 help 426 help
106 Say Y to export the bootinfo used to !! 427 Is this a machine based on the EV67 core? If in doubt, select N here
107 "bootinfo" file in procfs. This is !! 428 and the machine will be treated as an EV6.
108 429
109 menu "Platform setup" !! 430 config ALPHA_MCPCIA
>> 431 bool
>> 432 depends on ALPHA_RAWHIDE
>> 433 default y
110 434
111 source "arch/m68k/Kconfig.cpu" !! 435 config ALPHA_POLARIS
>> 436 bool
>> 437 depends on ALPHA_RX164
>> 438 default y
112 439
113 source "arch/m68k/Kconfig.machine" !! 440 config ALPHA_IRONGATE
>> 441 bool
>> 442 depends on ALPHA_NAUTILUS
>> 443 default y
114 444
115 source "arch/m68k/Kconfig.bus" !! 445 config GENERIC_HWEIGHT
>> 446 bool
>> 447 default y if !ALPHA_EV67
116 448
117 endmenu !! 449 config ALPHA_AVANTI
>> 450 bool
>> 451 depends on ALPHA_XL || ALPHA_AVANTI_CH
>> 452 default y
>> 453 help
>> 454 Avanti AS 200, AS 205, AS 250, AS 255, AS 300, and AS 400-based
>> 455 Alphas. Info at
>> 456 <http://www.unix-ag.org/Linux-Alpha/Architectures/Avanti.html>.
118 457
119 menu "Kernel Features" !! 458 config ALPHA_BROKEN_IRQ_MASK
>> 459 bool
>> 460 depends on ALPHA_GENERIC || ALPHA_PC164
>> 461 default y
120 462
121 endmenu !! 463 config VGA_HOSE
>> 464 bool
>> 465 depends on VGA_CONSOLE && (ALPHA_GENERIC || ALPHA_TITAN || ALPHA_MARVEL || ALPHA_TSUNAMI)
>> 466 default y
>> 467 help
>> 468 Support VGA on an arbitrary hose; needed for several platforms
>> 469 which always have multiple hoses, and whose consoles support it.
>> 470
>> 471
>> 472 config ALPHA_QEMU
>> 473 bool "Run under QEMU emulation"
>> 474 depends on !ALPHA_GENERIC
>> 475 help
>> 476 Assume the presence of special features supported by QEMU PALcode
>> 477 that reduce the overhead of system emulation.
>> 478
>> 479 Generic kernels will auto-detect QEMU. But when building a
>> 480 system-specific kernel, the assumption is that we want to
>> 481 eliminate as many runtime tests as possible.
>> 482
>> 483 If unsure, say N.
>> 484
>> 485
>> 486 config ALPHA_SRM
>> 487 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
>> 488 depends on TTY
>> 489 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
>> 490 help
>> 491 There are two different types of booting firmware on Alphas: SRM,
>> 492 which is command line driven, and ARC, which uses menus and arrow
>> 493 keys. Details about the Linux/Alpha booting process are contained in
>> 494 the Linux/Alpha FAQ, accessible on the WWW from
>> 495 <http://www.alphalinux.org/>.
>> 496
>> 497 The usual way to load Linux on an Alpha machine is to use MILO
>> 498 (a bootloader that lets you pass command line parameters to the
>> 499 kernel just like lilo does for the x86 architecture) which can be
>> 500 loaded either from ARC or can be installed directly as a permanent
>> 501 firmware replacement from floppy (which requires changing a certain
>> 502 jumper on the motherboard). If you want to do either of these, say N
>> 503 here. If MILO doesn't work on your system (true for Jensen
>> 504 motherboards), you can bypass it altogether and boot Linux directly
>> 505 from an SRM console; say Y here in order to do that. Note that you
>> 506 won't be able to boot from an IDE disk using SRM.
>> 507
>> 508 If unsure, say N.
>> 509
>> 510 config ARCH_MAY_HAVE_PC_FDC
>> 511 def_bool y
>> 512
>> 513 config SMP
>> 514 bool "Symmetric multi-processing support"
>> 515 depends on ALPHA_SABLE || ALPHA_LYNX || ALPHA_RAWHIDE || ALPHA_DP264 || ALPHA_WILDFIRE || ALPHA_TITAN || ALPHA_GENERIC || ALPHA_SHARK || ALPHA_MARVEL
>> 516 help
>> 517 This enables support for systems with more than one CPU. If you have
>> 518 a system with only one CPU, say N. If you have a system with more
>> 519 than one CPU, say Y.
>> 520
>> 521 If you say N here, the kernel will run on uni- and multiprocessor
>> 522 machines, but will use only one CPU of a multiprocessor machine. If
>> 523 you say Y here, the kernel will run on many, but not all,
>> 524 uniprocessor machines. On a uniprocessor machine, the kernel
>> 525 will run faster if you say N here.
>> 526
>> 527 See also the SMP-HOWTO available at
>> 528 <https://www.tldp.org/docs.html#howto>.
>> 529
>> 530 If you don't know what to do here, say N.
>> 531
>> 532 config NR_CPUS
>> 533 int "Maximum number of CPUs (2-32)"
>> 534 range 2 32
>> 535 depends on SMP
>> 536 default "32" if ALPHA_GENERIC || ALPHA_MARVEL
>> 537 default "4" if !ALPHA_GENERIC && !ALPHA_MARVEL
>> 538 help
>> 539 MARVEL support can handle a maximum of 32 CPUs, all the others
>> 540 with working support have a maximum of 4 CPUs.
>> 541
>> 542 config ARCH_SPARSEMEM_ENABLE
>> 543 bool "Sparse Memory Support"
>> 544 help
>> 545 Say Y to support efficient handling of discontiguous physical memory,
>> 546 for systems that have huge holes in the physical address space.
>> 547
>> 548 config ALPHA_WTINT
>> 549 bool "Use WTINT" if ALPHA_SRM || ALPHA_GENERIC
>> 550 default y if ALPHA_QEMU
>> 551 default n if ALPHA_EV5 || ALPHA_EV56 || (ALPHA_EV4 && !ALPHA_LCA)
>> 552 default n if !ALPHA_SRM && !ALPHA_GENERIC
>> 553 default y if SMP
>> 554 help
>> 555 The Wait for Interrupt (WTINT) PALcall attempts to place the CPU
>> 556 to sleep until the next interrupt. This may reduce the power
>> 557 consumed, and the heat produced by the computer. However, it has
>> 558 the side effect of making the cycle counter unreliable as a timing
>> 559 device across the sleep.
>> 560
>> 561 For emulation under QEMU, definitely say Y here, as we have other
>> 562 mechanisms for measuring time than the cycle counter.
>> 563
>> 564 For EV4 (but not LCA), EV5 and EV56 systems, or for systems running
>> 565 MILO, sleep mode is not supported so you might as well say N here.
>> 566
>> 567 For SMP systems we cannot use the cycle counter for timing anyway,
>> 568 so you might as well say Y here.
>> 569
>> 570 If unsure, say N.
122 571
123 if !MMU !! 572 # LARGE_VMALLOC is racy, if you *really* need it then fix it first
124 menu "Power management options" !! 573 config ALPHA_LARGE_VMALLOC
>> 574 bool
>> 575 help
>> 576 Process creation and other aspects of virtual memory management can
>> 577 be streamlined if we restrict the kernel to one PGD for all vmalloc
>> 578 allocations. This equates to about 8GB.
>> 579
>> 580 Under normal circumstances, this is so far and above what is needed
>> 581 as to be laughable. However, there are certain applications (such
>> 582 as benchmark-grade in-kernel web serving) that can make use of as
>> 583 much vmalloc space as is available.
>> 584
>> 585 Say N unless you know you need gobs and gobs of vmalloc space.
>> 586
>> 587 config VERBOSE_MCHECK
>> 588 bool "Verbose Machine Checks"
>> 589
>> 590 config VERBOSE_MCHECK_ON
>> 591 int "Verbose Printing Mode (0=off, 1=on, 2=all)"
>> 592 depends on VERBOSE_MCHECK
>> 593 default 1
>> 594 help
>> 595 This option allows the default printing mode to be set, and then
>> 596 possibly overridden by a boot command argument.
>> 597
>> 598 For example, if one wanted the option of printing verbose
>> 599 machine checks, but wanted the default to be as if verbose
>> 600 machine check printing was turned off, then one would choose
>> 601 the printing mode to be 0. Then, upon reboot, one could add
>> 602 the boot command line "verbose_mcheck=1" to get the normal
>> 603 verbose machine check printing, or "verbose_mcheck=2" to get
>> 604 the maximum information available.
>> 605
>> 606 Take the default (1) unless you want more control or more info.
>> 607
>> 608 choice
>> 609 prompt "Timer interrupt frequency (HZ)?"
>> 610 default HZ_128 if ALPHA_QEMU
>> 611 default HZ_1200 if ALPHA_RAWHIDE
>> 612 default HZ_1024
>> 613 help
>> 614 The frequency at which timer interrupts occur. A high frequency
>> 615 minimizes latency, whereas a low frequency minimizes overhead of
>> 616 process accounting. The later effect is especially significant
>> 617 when being run under QEMU.
>> 618
>> 619 Note that some Alpha hardware cannot change the interrupt frequency
>> 620 of the timer. If unsure, say 1024 (or 1200 for Rawhide).
>> 621
>> 622 config HZ_32
>> 623 bool "32 Hz"
>> 624 config HZ_64
>> 625 bool "64 Hz"
>> 626 config HZ_128
>> 627 bool "128 Hz"
>> 628 config HZ_256
>> 629 bool "256 Hz"
>> 630 config HZ_1024
>> 631 bool "1024 Hz"
>> 632 config HZ_1200
>> 633 bool "1200 Hz"
>> 634 endchoice
125 635
126 config PM !! 636 config HZ
127 bool "Power Management support" !! 637 int
>> 638 default 32 if HZ_32
>> 639 default 64 if HZ_64
>> 640 default 128 if HZ_128
>> 641 default 256 if HZ_256
>> 642 default 1200 if HZ_1200
>> 643 default 1024
>> 644
>> 645 config SRM_ENV
>> 646 tristate "SRM environment through procfs"
>> 647 depends on PROC_FS
128 help 648 help
129 Support processor power management m !! 649 If you enable this option, a subdirectory inside /proc called
>> 650 /proc/srm_environment will give you access to the all important
>> 651 SRM environment variables (those which have a name) and also
>> 652 to all others (by their internal number).
>> 653
>> 654 SRM is something like a BIOS for Alpha machines. There are some
>> 655 other such BIOSes, like AlphaBIOS, which this driver cannot
>> 656 support (hey, that's not SRM!).
>> 657
>> 658 Despite the fact that this driver doesn't work on all Alphas (but
>> 659 only on those which have SRM as their firmware), it's save to
>> 660 build it even if your particular machine doesn't know about SRM
>> 661 (or if you intend to compile a generic kernel). It will simply
>> 662 not create those subdirectory in /proc (and give you some warning,
>> 663 of course).
>> 664
>> 665 This driver is also available as a module and will be called
>> 666 srm_env then.
130 667
131 endmenu 668 endmenu
132 endif <<
133 669
134 source "arch/m68k/Kconfig.devices" !! 670 # DUMMY_CONSOLE may be defined in drivers/video/console/Kconfig
>> 671 # but we also need it if VGA_HOSE is set
>> 672 config DUMMY_CONSOLE
>> 673 bool
>> 674 depends on VGA_HOSE
>> 675 default y
Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.