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