1 # SPDX-License-Identifier: GPL-2.0 1 # SPDX-License-Identifier: GPL-2.0
2 config SUPERH !! 2 config ALPHA
3 def_bool y !! 3 bool
4 select ARCH_32BIT_OFF_T !! 4 default y
5 select ARCH_HAS_CPU_CACHE_ALIASING !! 5 select ARCH_32BIT_USTAT_F_TINODE
6 select ARCH_HAVE_NMI_SAFE_CMPXCHG if ( <<
7 select ARCH_HAS_BINFMT_FLAT if !MMU <<
8 select ARCH_HAS_CPU_FINALIZE_INIT <<
9 select ARCH_HAS_CURRENT_STACK_POINTER <<
10 select ARCH_HAS_GIGANTIC_PAGE <<
11 select ARCH_HAS_GCOV_PROFILE_ALL <<
12 select ARCH_HAS_PTE_SPECIAL <<
13 select ARCH_HAS_TICK_BROADCAST if GENE <<
14 select ARCH_HIBERNATION_POSSIBLE if MM <<
15 select ARCH_MIGHT_HAVE_PC_PARPORT 6 select ARCH_MIGHT_HAVE_PC_PARPORT
16 select ARCH_WANT_IPC_PARSE_VERSION !! 7 select ARCH_MIGHT_HAVE_PC_SERIO
17 select ARCH_NEED_CMPXCHG_1_EMU !! 8 select ARCH_NO_PREEMPT
18 select CPU_NO_EFFICIENT_FFS !! 9 select ARCH_NO_SG_CHAIN
19 select DMA_DECLARE_COHERENT !! 10 select ARCH_USE_CMPXCHG_LOCKREF
20 select GENERIC_ATOMIC64 !! 11 select DMA_OPS if PCI
21 select GENERIC_CMOS_UPDATE if SH_SH03 !! 12 select FORCE_PCI if !ALPHA_JENSEN
22 select GENERIC_IDLE_POLL_SETUP !! 13 select PCI_DOMAINS if PCI
>> 14 select PCI_SYSCALL if PCI
>> 15 select HAVE_ASM_MODVERSIONS
>> 16 select HAVE_PCSPKR_PLATFORM
>> 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 23 select GENERIC_IRQ_SHOW
24 select GENERIC_LIB_ASHLDI3 !! 24 select ARCH_WANT_IPC_PARSE_VERSION
25 select GENERIC_LIB_ASHRDI3 !! 25 select ARCH_HAVE_NMI_SAFE_CMPXCHG
26 select GENERIC_LIB_LSHRDI3 !! 26 select AUDIT_ARCH
27 select GENERIC_PCI_IOMAP if PCI !! 27 select GENERIC_CPU_VULNERABILITIES
28 select GENERIC_SCHED_CLOCK <<
29 select GENERIC_SMP_IDLE_THREAD 28 select GENERIC_SMP_IDLE_THREAD
30 select GUP_GET_PXX_LOW_HIGH if X2TLB <<
31 select HAS_IOPORT if HAS_IOPORT_MAP <<
32 select GENERIC_IOREMAP if MMU <<
33 select HAVE_ARCH_AUDITSYSCALL 29 select HAVE_ARCH_AUDITSYSCALL
34 select HAVE_ARCH_KGDB !! 30 select HAVE_MOD_ARCH_SPECIFIC
35 select HAVE_ARCH_SECCOMP_FILTER <<
36 select HAVE_ARCH_TRACEHOOK <<
37 select HAVE_DEBUG_BUGVERBOSE <<
38 select HAVE_DEBUG_KMEMLEAK <<
39 select HAVE_DYNAMIC_FTRACE <<
40 select HAVE_GUP_FAST if MMU <<
41 select HAVE_FUNCTION_GRAPH_TRACER <<
42 select HAVE_FUNCTION_TRACER <<
43 select HAVE_FTRACE_MCOUNT_RECORD <<
44 select HAVE_HW_BREAKPOINT <<
45 select HAVE_IOREMAP_PROT if MMU && !X2 <<
46 select HAVE_KERNEL_BZIP2 <<
47 select HAVE_KERNEL_GZIP <<
48 select HAVE_KERNEL_LZMA <<
49 select HAVE_KERNEL_LZO <<
50 select HAVE_KERNEL_XZ <<
51 select HAVE_KPROBES <<
52 select HAVE_KRETPROBES <<
53 select HAVE_MIXED_BREAKPOINTS_REGS <<
54 select HAVE_MOD_ARCH_SPECIFIC if DWARF <<
55 select HAVE_NMI <<
56 select HAVE_PATA_PLATFORM <<
57 select HAVE_PERF_EVENTS <<
58 select HAVE_REGS_AND_STACK_ACCESS_API <<
59 select HAVE_UID16 <<
60 select HAVE_SOFTIRQ_ON_OWN_STACK if IR <<
61 select HAVE_STACKPROTECTOR <<
62 select HAVE_SYSCALL_TRACEPOINTS <<
63 select IRQ_FORCED_THREADING <<
64 select LOCK_MM_AND_FIND_VMA <<
65 select MODULES_USE_ELF_RELA 31 select MODULES_USE_ELF_RELA
66 select NEED_SG_DMA_LENGTH !! 32 select ODD_RT_SIGACTION
67 select NO_DMA if !MMU && !DMA_COHERENT <<
68 select NO_GENERIC_PCI_IOPORT_MAP if PC <<
69 select OLD_SIGACTION <<
70 select OLD_SIGSUSPEND 33 select OLD_SIGSUSPEND
71 select PCI_DOMAINS if PCI !! 34 select CPU_NO_EFFICIENT_FFS if !ALPHA_EV67
72 select PERF_EVENTS !! 35 select MMU_GATHER_NO_RANGE
73 select PERF_USE_VMALLOC !! 36 select SPARSEMEM_EXTREME if SPARSEMEM
74 select RTC_LIB !! 37 select ZONE_DMA
75 select SPARSE_IRQ !! 38 help
76 select TRACE_IRQFLAGS_SUPPORT !! 39 The Alpha is a 64-bit general-purpose processor designed and
77 help !! 40 marketed by the Digital Equipment Corporation of blessed memory,
78 The SuperH is a RISC processor targe !! 41 now Hewlett-Packard. The Alpha Linux project has a home page at
79 and consumer electronics; it was als !! 42 <http://www.alphalinux.org/>.
80 gaming console. The SuperH port has <<
81 <http://www.linux-sh.org/>. <<
82 43
83 config GENERIC_BUG !! 44 config 64BIT
84 def_bool y 45 def_bool y
85 depends on BUG <<
86 46
87 config GENERIC_HWEIGHT !! 47 config MMU
88 def_bool y <<
89 <<
90 config GENERIC_CALIBRATE_DELAY <<
91 bool 48 bool
>> 49 default y
92 50
93 config GENERIC_LOCKBREAK !! 51 config ARCH_HAS_ILOG2_U32
94 def_bool y !! 52 bool
95 depends on SMP && PREEMPTION !! 53 default n
96 <<
97 config ARCH_SUSPEND_POSSIBLE <<
98 def_bool n <<
99 54
100 config ARCH_HIBERNATION_POSSIBLE !! 55 config ARCH_HAS_ILOG2_U64
101 def_bool n !! 56 bool
>> 57 default n
102 58
103 config SYS_SUPPORTS_APM_EMULATION !! 59 config GENERIC_CALIBRATE_DELAY
104 bool 60 bool
105 select ARCH_SUSPEND_POSSIBLE !! 61 default y
106 62
107 config SYS_SUPPORTS_SMP !! 63 config GENERIC_ISA_DMA
108 bool 64 bool
>> 65 default y
109 66
110 config SYS_SUPPORTS_NUMA !! 67 config PGTABLE_LEVELS
>> 68 int
>> 69 default 3
>> 70
>> 71 config AUDIT_ARCH
111 bool 72 bool
112 73
113 config STACKTRACE_SUPPORT !! 74 menu "System setup"
114 def_bool y <<
115 75
116 config LOCKDEP_SUPPORT !! 76 choice
117 def_bool y !! 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.
118 83
119 config ARCH_HAS_ILOG2_U32 !! 84 To find out what type of Alpha system you have, you may want to
120 def_bool n !! 85 check out the Linux/Alpha FAQ, accessible on the WWW from
>> 86 <http://www.alphalinux.org/>. In summary:
121 87
122 config ARCH_HAS_ILOG2_U64 !! 88 Alcor/Alpha-XLT AS 600, AS 500, XL-300, XL-366
123 def_bool n !! 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
124 115
125 config NO_IOPORT_MAP !! 116 If you don't know what to do, choose "generic".
126 def_bool !PCI <<
127 depends on !SH_SHMIN && !SH_HP6XX && ! <<
128 !SH_DREAMCAST <<
129 117
130 config IO_TRAPPED !! 118 config ALPHA_GENERIC
131 bool !! 119 bool "Generic"
>> 120 depends on TTY
>> 121 select HAVE_EISA
>> 122 help
>> 123 A generic kernel will run on all supported Alpha hardware.
132 124
133 config SWAP_IO_SPACE !! 125 config ALPHA_ALCOR
134 bool !! 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.
135 291
136 config DMA_COHERENT !! 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
137 bool 308 bool
>> 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.
138 316
139 config DMA_NONCOHERENT !! 317 config ISA_DMA_API
140 def_bool !NO_DMA && !DMA_COHERENT !! 318 bool
141 select ARCH_HAS_DMA_PREP_COHERENT !! 319 default y
142 select ARCH_HAS_SYNC_DMA_FOR_DEVICE <<
143 select DMA_DIRECT_REMAP <<
144 320
145 config PGTABLE_LEVELS !! 321 config ALPHA_NONAME
146 default 3 if X2TLB !! 322 bool
147 default 2 !! 323 depends on ALPHA_BOOK1 || ALPHA_NONAME_CH
>> 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.
148 333
149 menu "System type" !! 334 config ALPHA_EV4
>> 335 bool
>> 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
150 338
151 # !! 339 config ALPHA_LCA
152 # Processor families <<
153 # <<
154 config CPU_SH2 <<
155 bool 340 bool
156 select SH_INTC !! 341 depends on ALPHA_NONAME || ALPHA_EB66 || ALPHA_EB66P || ALPHA_P2K
>> 342 default y
157 343
158 config CPU_SH2A !! 344 config ALPHA_APECS
159 bool 345 bool
160 select CPU_SH2 !! 346 depends on !ALPHA_PRIMO && (ALPHA_NORITAKE || ALPHA_MIKASA) || ALPHA_CABRIOLET || ALPHA_AVANTI_CH || ALPHA_EB64P_CH || ALPHA_XL
161 select UNCACHED_MAPPING !! 347 default y
162 348
163 config CPU_J2 !! 349 config ALPHA_EB64P
164 bool 350 bool
165 select CPU_SH2 !! 351 depends on ALPHA_CABRIOLET || ALPHA_EB64P_CH
166 select OF !! 352 default y
167 select OF_EARLY_FLATTREE !! 353 help
>> 354 Uses 21064 or 21064A and APECs. Has ISA and PCI expansion (3 ISA,
>> 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
168 364
169 config CPU_SH3 !! 365 config ALPHA_EV4
170 bool 366 bool
171 select CPU_HAS_INTEVT !! 367 default y if ALPHA_LYNX && !ALPHA_EV5
172 select CPU_HAS_SR_RB <<
173 select SH_INTC <<
174 select SYS_SUPPORTS_SH_TMU <<
175 368
176 config CPU_SH4 !! 369 config ALPHA_CIA
177 bool 370 bool
178 select ARCH_SUPPORTS_HUGETLBFS if MMU !! 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
179 select CPU_HAS_INTEVT !! 372 default y
180 select CPU_HAS_SR_RB !! 373
181 select CPU_HAS_FPU if !CPU_SH4AL_DSP !! 374 config ALPHA_EV56
182 select SH_INTC !! 375 bool "EV56 CPU (speed >= 366MHz)?" if ALPHA_ALCOR
183 select SYS_SUPPORTS_SH_TMU !! 376 default y if ALPHA_RX164 || ALPHA_MIATA || ALPHA_LX164 || ALPHA_SX164 || ALPHA_RUFFIAN || ALPHA_PC164 || ALPHA_TAKARA
184 377
185 config CPU_SH4A !! 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.
>> 397
>> 398 config ALPHA_GAMMA
186 bool 399 bool
187 select CPU_SH4 !! 400 depends on ALPHA_LYNX
>> 401 default y
188 402
189 config CPU_SH4AL_DSP !! 403 config ALPHA_T2
190 bool 404 bool
191 select CPU_SH4A !! 405 depends on ALPHA_SABLE || ALPHA_LYNX
192 select CPU_HAS_DSP !! 406 default y
193 407
194 config CPU_SHX2 !! 408 config ALPHA_PYXIS
195 bool 409 bool
>> 410 depends on ALPHA_MIATA || ALPHA_LX164 || ALPHA_SX164 || ALPHA_RUFFIAN
>> 411 default y
196 412
197 config CPU_SHX3 !! 413 config ALPHA_EV6
198 bool 414 bool
199 select DMA_COHERENT !! 415 depends on ALPHA_NAUTILUS || ALPHA_WILDFIRE || ALPHA_TITAN || ALPHA_SHARK || ALPHA_DP264 || ALPHA_EIGER || ALPHA_MARVEL
200 select SYS_SUPPORTS_SMP !! 416 default y
201 select SYS_SUPPORTS_NUMA <<
202 417
203 config ARCH_SHMOBILE !! 418 config ALPHA_TSUNAMI
204 bool 419 bool
205 select ARCH_SUSPEND_POSSIBLE !! 420 depends on ALPHA_SHARK || ALPHA_DP264 || ALPHA_EIGER
206 select PM !! 421 default y
207 422
208 config CPU_HAS_PMU !! 423 config ALPHA_EV67
209 depends on CPU_SH4 || CPU_SH4A !! 424 bool "EV67 (or later) CPU (speed > 600MHz)?" if ALPHA_DP264 || ALPHA_EIGER
210 default y !! 425 default y if ALPHA_NAUTILUS || ALPHA_WILDFIRE || ALPHA_TITAN || ALPHA_SHARK || ALPHA_MARVEL
211 bool !! 426 help
>> 427 Is this a machine based on the EV67 core? If in doubt, select N here
>> 428 and the machine will be treated as an EV6.
212 429
213 choice !! 430 config ALPHA_MCPCIA
214 prompt "Processor sub-type selection" !! 431 bool
>> 432 depends on ALPHA_RAWHIDE
>> 433 default y
215 434
216 # !! 435 config ALPHA_POLARIS
217 # Processor subtypes !! 436 bool
218 # !! 437 depends on ALPHA_RX164
219 !! 438 default y
220 # SH-2 Processor Support <<
221 <<
222 config CPU_SUBTYPE_SH7619 <<
223 bool "Support SH7619 processor" <<
224 select CPU_SH2 <<
225 select SYS_SUPPORTS_SH_CMT <<
226 <<
227 config CPU_SUBTYPE_J2 <<
228 bool "Support J2 processor" <<
229 select CPU_J2 <<
230 select SYS_SUPPORTS_SMP <<
231 select GENERIC_CLOCKEVENTS_BROADCAST i <<
232 <<
233 # SH-2A Processor Support <<
234 <<
235 config CPU_SUBTYPE_SH7201 <<
236 bool "Support SH7201 processor" <<
237 select CPU_SH2A <<
238 select CPU_HAS_FPU <<
239 select SYS_SUPPORTS_SH_MTU2 <<
240 <<
241 config CPU_SUBTYPE_SH7203 <<
242 bool "Support SH7203 processor" <<
243 select CPU_SH2A <<
244 select CPU_HAS_FPU <<
245 select SYS_SUPPORTS_SH_CMT <<
246 select SYS_SUPPORTS_SH_MTU2 <<
247 select PINCTRL <<
248 <<
249 config CPU_SUBTYPE_SH7206 <<
250 bool "Support SH7206 processor" <<
251 select CPU_SH2A <<
252 select SYS_SUPPORTS_SH_CMT <<
253 select SYS_SUPPORTS_SH_MTU2 <<
254 <<
255 config CPU_SUBTYPE_SH7263 <<
256 bool "Support SH7263 processor" <<
257 select CPU_SH2A <<
258 select CPU_HAS_FPU <<
259 select SYS_SUPPORTS_SH_CMT <<
260 select SYS_SUPPORTS_SH_MTU2 <<
261 <<
262 config CPU_SUBTYPE_SH7264 <<
263 bool "Support SH7264 processor" <<
264 select CPU_SH2A <<
265 select CPU_HAS_FPU <<
266 select SYS_SUPPORTS_SH_CMT <<
267 select SYS_SUPPORTS_SH_MTU2 <<
268 select PINCTRL <<
269 <<
270 config CPU_SUBTYPE_SH7269 <<
271 bool "Support SH7269 processor" <<
272 select CPU_SH2A <<
273 select CPU_HAS_FPU <<
274 select SYS_SUPPORTS_SH_CMT <<
275 select SYS_SUPPORTS_SH_MTU2 <<
276 select PINCTRL <<
277 <<
278 config CPU_SUBTYPE_MXG <<
279 bool "Support MX-G processor" <<
280 select CPU_SH2A <<
281 select SYS_SUPPORTS_SH_MTU2 <<
282 help <<
283 Select MX-G if running on an R8A0302 <<
284 <<
285 # SH-3 Processor Support <<
286 <<
287 config CPU_SUBTYPE_SH7705 <<
288 bool "Support SH7705 processor" <<
289 select CPU_SH3 <<
290 <<
291 config CPU_SUBTYPE_SH7706 <<
292 bool "Support SH7706 processor" <<
293 select CPU_SH3 <<
294 help <<
295 Select SH7706 if you have a 133 Mhz <<
296 <<
297 config CPU_SUBTYPE_SH7707 <<
298 bool "Support SH7707 processor" <<
299 select CPU_SH3 <<
300 help <<
301 Select SH7707 if you have a 60 Mhz <<
302 <<
303 config CPU_SUBTYPE_SH7708 <<
304 bool "Support SH7708 processor" <<
305 select CPU_SH3 <<
306 help <<
307 Select SH7708 if you have a 60 Mhz <<
308 if you have a 100 Mhz SH-3 HD6417708 <<
309 <<
310 config CPU_SUBTYPE_SH7709 <<
311 bool "Support SH7709 processor" <<
312 select CPU_SH3 <<
313 help <<
314 Select SH7709 if you have a 80 Mhz <<
315 <<
316 config CPU_SUBTYPE_SH7710 <<
317 bool "Support SH7710 processor" <<
318 select CPU_SH3 <<
319 select CPU_HAS_DSP <<
320 help <<
321 Select SH7710 if you have a SH3-DSP <<
322 <<
323 config CPU_SUBTYPE_SH7712 <<
324 bool "Support SH7712 processor" <<
325 select CPU_SH3 <<
326 select CPU_HAS_DSP <<
327 help <<
328 Select SH7712 if you have a SH3-DSP <<
329 <<
330 config CPU_SUBTYPE_SH7720 <<
331 bool "Support SH7720 processor" <<
332 select CPU_SH3 <<
333 select CPU_HAS_DSP <<
334 select SYS_SUPPORTS_SH_CMT <<
335 select USB_OHCI_SH if USB_OHCI_HCD <<
336 select PINCTRL <<
337 help <<
338 Select SH7720 if you have a SH3-DSP <<
339 <<
340 config CPU_SUBTYPE_SH7721 <<
341 bool "Support SH7721 processor" <<
342 select CPU_SH3 <<
343 select CPU_HAS_DSP <<
344 select SYS_SUPPORTS_SH_CMT <<
345 select USB_OHCI_SH if USB_OHCI_HCD <<
346 help <<
347 Select SH7721 if you have a SH3-DSP <<
348 <<
349 # SH-4 Processor Support <<
350 <<
351 config CPU_SUBTYPE_SH7750 <<
352 bool "Support SH7750 processor" <<
353 select CPU_SH4 <<
354 help <<
355 Select SH7750 if you have a 200 Mhz <<
356 <<
357 config CPU_SUBTYPE_SH7091 <<
358 bool "Support SH7091 processor" <<
359 select CPU_SH4 <<
360 help <<
361 Select SH7091 if you have an SH-4 ba <<
362 the Dreamcast, Naomi, and Naomi 2). <<
363 <<
364 config CPU_SUBTYPE_SH7750R <<
365 bool "Support SH7750R processor" <<
366 select CPU_SH4 <<
367 <<
368 config CPU_SUBTYPE_SH7750S <<
369 bool "Support SH7750S processor" <<
370 select CPU_SH4 <<
371 <<
372 config CPU_SUBTYPE_SH7751 <<
373 bool "Support SH7751 processor" <<
374 select CPU_SH4 <<
375 help <<
376 Select SH7751 if you have a 166 Mhz <<
377 or if you have a HD6417751R CPU. <<
378 <<
379 config CPU_SUBTYPE_SH7751R <<
380 bool "Support SH7751R processor" <<
381 select CPU_SH4 <<
382 <<
383 config CPU_SUBTYPE_SH7760 <<
384 bool "Support SH7760 processor" <<
385 select CPU_SH4 <<
386 <<
387 # SH-4A Processor Support <<
388 <<
389 config CPU_SUBTYPE_SH7723 <<
390 bool "Support SH7723 processor" <<
391 select CPU_SH4A <<
392 select CPU_SHX2 <<
393 select ARCH_SHMOBILE <<
394 select ARCH_SPARSEMEM_ENABLE <<
395 select SYS_SUPPORTS_SH_CMT <<
396 select PINCTRL <<
397 help <<
398 Select SH7723 if you have an SH-Mobi <<
399 <<
400 config CPU_SUBTYPE_SH7724 <<
401 bool "Support SH7724 processor" <<
402 select CPU_SH4A <<
403 select CPU_SHX2 <<
404 select ARCH_SHMOBILE <<
405 select ARCH_SPARSEMEM_ENABLE <<
406 select SYS_SUPPORTS_SH_CMT <<
407 select PINCTRL <<
408 help <<
409 Select SH7724 if you have an SH-Mobi <<
410 <<
411 config CPU_SUBTYPE_SH7734 <<
412 bool "Support SH7734 processor" <<
413 select CPU_SH4A <<
414 select CPU_SHX2 <<
415 select PINCTRL <<
416 help <<
417 Select SH7734 if you have a SH4A SH7 <<
418 <<
419 config CPU_SUBTYPE_SH7757 <<
420 bool "Support SH7757 processor" <<
421 select CPU_SH4A <<
422 select CPU_SHX2 <<
423 select PINCTRL <<
424 help <<
425 Select SH7757 if you have a SH4A SH7 <<
426 <<
427 config CPU_SUBTYPE_SH7763 <<
428 bool "Support SH7763 processor" <<
429 select CPU_SH4A <<
430 select USB_OHCI_SH if USB_OHCI_HCD <<
431 help <<
432 Select SH7763 if you have a SH4A SH7 <<
433 <<
434 config CPU_SUBTYPE_SH7770 <<
435 bool "Support SH7770 processor" <<
436 select CPU_SH4A <<
437 <<
438 config CPU_SUBTYPE_SH7780 <<
439 bool "Support SH7780 processor" <<
440 select CPU_SH4A <<
441 <<
442 config CPU_SUBTYPE_SH7785 <<
443 bool "Support SH7785 processor" <<
444 select CPU_SH4A <<
445 select CPU_SHX2 <<
446 select ARCH_SPARSEMEM_ENABLE <<
447 select SYS_SUPPORTS_NUMA <<
448 select PINCTRL <<
449 <<
450 config CPU_SUBTYPE_SH7786 <<
451 bool "Support SH7786 processor" <<
452 select CPU_SH4A <<
453 select CPU_SHX3 <<
454 select CPU_HAS_PTEAEX <<
455 select GENERIC_CLOCKEVENTS_BROADCAST i <<
456 select USB_OHCI_SH if USB_OHCI_HCD <<
457 select USB_EHCI_SH if USB_EHCI_HCD <<
458 select PINCTRL <<
459 <<
460 config CPU_SUBTYPE_SHX3 <<
461 bool "Support SH-X3 processor" <<
462 select CPU_SH4A <<
463 select CPU_SHX3 <<
464 select GENERIC_CLOCKEVENTS_BROADCAST i <<
465 select GPIOLIB <<
466 select PINCTRL <<
467 <<
468 # SH4AL-DSP Processor Support <<
469 <<
470 config CPU_SUBTYPE_SH7343 <<
471 bool "Support SH7343 processor" <<
472 select CPU_SH4AL_DSP <<
473 select ARCH_SHMOBILE <<
474 select SYS_SUPPORTS_SH_CMT <<
475 <<
476 config CPU_SUBTYPE_SH7722 <<
477 bool "Support SH7722 processor" <<
478 select CPU_SH4AL_DSP <<
479 select CPU_SHX2 <<
480 select ARCH_SHMOBILE <<
481 select ARCH_SPARSEMEM_ENABLE <<
482 select SYS_SUPPORTS_NUMA <<
483 select SYS_SUPPORTS_SH_CMT <<
484 select PINCTRL <<
485 <<
486 config CPU_SUBTYPE_SH7366 <<
487 bool "Support SH7366 processor" <<
488 select CPU_SH4AL_DSP <<
489 select CPU_SHX2 <<
490 select ARCH_SHMOBILE <<
491 select ARCH_SPARSEMEM_ENABLE <<
492 select SYS_SUPPORTS_NUMA <<
493 select SYS_SUPPORTS_SH_CMT <<
494 439
495 endchoice !! 440 config ALPHA_IRONGATE
>> 441 bool
>> 442 depends on ALPHA_NAUTILUS
>> 443 default y
496 444
497 source "arch/sh/mm/Kconfig" !! 445 config GENERIC_HWEIGHT
498 !! 446 bool
499 source "arch/sh/Kconfig.cpu" !! 447 default y if !ALPHA_EV67
500 <<
501 source "arch/sh/boards/Kconfig" <<
502 <<
503 menu "Timer and clock configuration" <<
504 <<
505 config SH_PCLK_FREQ <<
506 int "Peripheral clock frequency (in Hz <<
507 depends on SH_CLK_CPG_LEGACY <<
508 default "31250000" if CPU_SUBTYPE_SH76 <<
509 default "33333333" if CPU_SUBTYPE_SH77 <<
510 CPU_SUBTYPE_SH77 <<
511 CPU_SUBTYPE_SH77 <<
512 CPU_SUBTYPE_SH72 <<
513 CPU_SUBTYPE_SH72 <<
514 CPU_SUBTYPE_SH72 <<
515 CPU_SUBTYPE_MXG <<
516 default "60000000" if CPU_SUBTYPE_SH77 <<
517 default "50000000" <<
518 help <<
519 This option is used to specify the p <<
520 This is necessary for determining th <<
521 platforms lacking an RTC. <<
522 448
523 config SH_CLK_CPG !! 449 config ALPHA_AVANTI
524 def_bool y !! 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>.
525 457
526 config SH_CLK_CPG_LEGACY !! 458 config ALPHA_BROKEN_IRQ_MASK
527 depends on SH_CLK_CPG !! 459 bool
528 def_bool y if !CPU_SUBTYPE_SH7785 && ! !! 460 depends on ALPHA_GENERIC || ALPHA_PC164
529 !CPU_SHX3 && !CPU_SUBTYP !! 461 default y
530 !CPU_SUBTYPE_SH7734 && ! <<
531 !CPU_SUBTYPE_SH7269 <<
532 462
533 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.
534 470
535 menu "CPU Frequency scaling" <<
536 source "drivers/cpufreq/Kconfig" <<
537 endmenu <<
538 471
539 source "arch/sh/drivers/Kconfig" !! 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.
540 478
541 endmenu !! 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.
542 484
543 menu "Kernel features" <<
544 485
545 source "kernel/Kconfig.hz" !! 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/>.
546 496
547 config ARCH_SUPPORTS_KEXEC !! 497 The usual way to load Linux on an Alpha machine is to use MILO
548 def_bool MMU !! 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.
549 507
550 config ARCH_SUPPORTS_CRASH_DUMP !! 508 If unsure, say N.
551 def_bool BROKEN_ON_SMP <<
552 509
553 config ARCH_SUPPORTS_KEXEC_JUMP !! 510 config ARCH_MAY_HAVE_PC_FDC
554 def_bool y 511 def_bool y
555 512
556 config PHYSICAL_START <<
557 hex "Physical address where the kernel <<
558 default MEMORY_START <<
559 help <<
560 This gives the physical address wher <<
561 and is ordinarily the same as MEMORY <<
562 <<
563 Different values are primarily used <<
564 where the fail safe kernel needs to <<
565 than the panic-ed kernel. <<
566 <<
567 config SMP 513 config SMP
568 bool "Symmetric multi-processing suppo 514 bool "Symmetric multi-processing support"
569 depends on SYS_SUPPORTS_SMP !! 515 depends on ALPHA_SABLE || ALPHA_LYNX || ALPHA_RAWHIDE || ALPHA_DP264 || ALPHA_WILDFIRE || ALPHA_TITAN || ALPHA_GENERIC || ALPHA_SHARK || ALPHA_MARVEL
570 help 516 help
571 This enables support for systems wit 517 This enables support for systems with more than one CPU. If you have
572 a system with only one CPU, say N. I 518 a system with only one CPU, say N. If you have a system with more
573 than one CPU, say Y. 519 than one CPU, say Y.
574 520
575 If you say N here, the kernel will r 521 If you say N here, the kernel will run on uni- and multiprocessor
576 machines, but will use only one CPU 522 machines, but will use only one CPU of a multiprocessor machine. If
577 you say Y here, the kernel will run 523 you say Y here, the kernel will run on many, but not all,
578 uniprocessor machines. On a uniproce 524 uniprocessor machines. On a uniprocessor machine, the kernel
579 will run faster if you say N here. 525 will run faster if you say N here.
580 526
581 People using multiprocessor machines !! 527 See also the SMP-HOWTO available at
582 Y to "Enhanced Real Time Clock Suppo !! 528 <https://www.tldp.org/docs.html#howto>.
583 <<
584 See also <file:Documentation/admin-g <<
585 available at <https://www.tldp.org/d <<
586 529
587 If you don't know what to do here, s 530 If you don't know what to do here, say N.
588 531
589 config NR_CPUS 532 config NR_CPUS
590 int "Maximum number of CPUs (2-32)" 533 int "Maximum number of CPUs (2-32)"
591 range 2 32 534 range 2 32
592 depends on SMP 535 depends on SMP
593 default "4" if CPU_SUBTYPE_SHX3 !! 536 default "32" if ALPHA_GENERIC || ALPHA_MARVEL
594 default "2" !! 537 default "4" if !ALPHA_GENERIC && !ALPHA_MARVEL
595 help 538 help
596 This allows you to specify the maxim !! 539 MARVEL support can handle a maximum of 32 CPUs, all the others
597 kernel will support. The maximum su !! 540 with working support have a maximum of 4 CPUs.
598 minimum value which makes sense is 2 <<
599 541
600 This is purely to save memory - each !! 542 config ARCH_SPARSEMEM_ENABLE
601 approximately eight kilobytes to the !! 543 bool "Sparse Memory Support"
602 <<
603 config HOTPLUG_CPU <<
604 bool "Support for hot-pluggable CPUs ( <<
605 depends on SMP <<
606 help 544 help
607 Say Y here to experiment with turnin !! 545 Say Y to support efficient handling of discontiguous physical memory,
608 can be controlled through /sys/devic !! 546 for systems that have huge holes in the physical address space.
609 547
610 config GUSA !! 548 config ALPHA_WTINT
611 def_bool y !! 549 bool "Use WTINT" if ALPHA_SRM || ALPHA_GENERIC
612 depends on !SMP !! 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
613 help 554 help
614 This enables support for gUSA (gener !! 555 The Wait for Interrupt (WTINT) PALcall attempts to place the CPU
615 This is the default implementation f !! 556 to sleep until the next interrupt. This may reduce the power
616 CPUs, and is used by the libc, among !! 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.
617 560
618 For additional information, design i !! 561 For emulation under QEMU, definitely say Y here, as we have other
619 in <http://lc.linux.or.jp/lc2002/pap !! 562 mechanisms for measuring time than the cycle counter.
620 563
621 This should only be disabled for spe !! 564 For EV4 (but not LCA), EV5 and EV56 systems, or for systems running
622 atomicity implementations exist. !! 565 MILO, sleep mode is not supported so you might as well say N here.
623 566
624 config GUSA_RB !! 567 For SMP systems we cannot use the cycle counter for timing anyway,
625 bool "Implement atomic operations by r !! 568 so you might as well say Y here.
626 depends on GUSA && CPU_SH3 || (CPU_SH4 <<
627 help <<
628 Enabling this option will allow the <<
629 atomic operations using a software i <<
630 store-conditional (LLSC). On machine <<
631 LLSC, this should be more efficient <<
632 disabling interrupts around the atom <<
633 569
634 config HW_PERF_EVENTS !! 570 If unsure, say N.
635 bool "Enable hardware performance coun <<
636 depends on PERF_EVENTS && CPU_HAS_PMU <<
637 default y <<
638 help <<
639 Enable hardware performance counter <<
640 disabled, perf events will use softw <<
641 <<
642 source "drivers/sh/Kconfig" <<
643 <<
644 endmenu <<
645 <<
646 menu "Boot options" <<
647 571
648 config USE_BUILTIN_DTB !! 572 # LARGE_VMALLOC is racy, if you *really* need it then fix it first
649 bool "Use builtin DTB" !! 573 config ALPHA_LARGE_VMALLOC
650 default n !! 574 bool
651 depends on SH_DEVICE_TREE <<
652 help 575 help
653 Link a device tree blob for particul !! 576 Process creation and other aspects of virtual memory management can
654 suppressing use of the DTB pointer p !! 577 be streamlined if we restrict the kernel to one PGD for all vmalloc
655 This option should only be used with !! 578 allocations. This equates to about 8GB.
656 not capable of providing a DTB to th <<
657 hardware without stable device tree <<
658 <<
659 config BUILTIN_DTB_SOURCE <<
660 string "Source file for builtin DTB" <<
661 default "" <<
662 depends on USE_BUILTIN_DTB <<
663 help <<
664 Base name (without suffix, relative <<
665 a DTS file that will be used to prod <<
666 kernel. <<
667 <<
668 config ZERO_PAGE_OFFSET <<
669 hex <<
670 default "0x00010000" if PAGE_SIZE_64KB <<
671 SH_7751_SOLUTI <<
672 default "0x00004000" if PAGE_SIZE_16KB <<
673 default "0x00002000" if PAGE_SIZE_8KB <<
674 default "0x00001000" <<
675 help <<
676 This sets the default offset of zero <<
677 <<
678 config BOOT_LINK_OFFSET <<
679 hex <<
680 default "0x00210000" if SH_SHMIN <<
681 default "0x00810000" if SH_7780_SOLUTI <<
682 default "0x009e0000" if SH_TITAN <<
683 default "0x01800000" if SH_SDK7780 <<
684 default "0x02000000" if SH_EDOSK7760 <<
685 default "0x00800000" <<
686 help <<
687 This option allows you to set the li <<
688 This can be useful if you are on a b <<
689 memory. <<
690 <<
691 config ENTRY_OFFSET <<
692 hex <<
693 default "0x00001000" if PAGE_SIZE_4KB <<
694 default "0x00002000" if PAGE_SIZE_8KB <<
695 default "0x00004000" if PAGE_SIZE_16KB <<
696 default "0x00010000" if PAGE_SIZE_64KB <<
697 default "0x00000000" <<
698 <<
699 config ROMIMAGE_MMCIF <<
700 bool "Include MMCIF loader in romImage <<
701 depends on CPU_SUBTYPE_SH7724 <<
702 help <<
703 Say Y here to include experimental M <<
704 romImage. With this enabled it is po <<
705 kernel image to an MMC card and boot <<
706 the reset vector. At reset the proce <<
707 first part of the romImage which in <<
708 image to RAM using the MMCIF hardwar <<
709 579
710 choice !! 580 Under normal circumstances, this is so far and above what is needed
711 prompt "Kernel command line" !! 581 as to be laughable. However, there are certain applications (such
712 default CMDLINE_OVERWRITE !! 582 as benchmark-grade in-kernel web serving) that can make use of as
713 help !! 583 much vmalloc space as is available.
714 Setting this option allows the kerne <<
715 to be set. <<
716 584
717 config CMDLINE_OVERWRITE !! 585 Say N unless you know you need gobs and gobs of vmalloc space.
718 bool "Overwrite bootloader kernel argu <<
719 help <<
720 Given string will overwrite any argu <<
721 a bootloader. <<
722 586
723 config CMDLINE_EXTEND !! 587 config VERBOSE_MCHECK
724 bool "Extend bootloader kernel argumen !! 588 bool "Verbose Machine Checks"
725 help <<
726 Given string will be concatenated wi <<
727 by a bootloader. <<
728 589
729 config CMDLINE_FROM_BOOTLOADER !! 590 config VERBOSE_MCHECK_ON
730 bool "Use bootloader kernel arguments" !! 591 int "Verbose Printing Mode (0=off, 1=on, 2=all)"
>> 592 depends on VERBOSE_MCHECK
>> 593 default 1
731 help 594 help
732 Uses the command-line options passed !! 595 This option allows the default printing mode to be set, and then
>> 596 possibly overridden by a boot command argument.
733 597
734 endchoice !! 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.
735 605
736 config CMDLINE !! 606 Take the default (1) unless you want more control or more info.
737 string "Kernel command line arguments <<
738 depends on CMDLINE_OVERWRITE || CMDLIN <<
739 default "console=ttySC1,115200" <<
740 607
741 endmenu !! 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
742 635
743 menu "Bus options" !! 636 config HZ
>> 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
>> 648 help
>> 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).
744 664
745 config MAPLE !! 665 This driver is also available as a module and will be called
746 bool "Maple Bus support" !! 666 srm_env then.
747 depends on SH_DREAMCAST <<
748 help <<
749 The Maple Bus is SEGA's serial commun <<
750 on the Dreamcast. Without this bus su <<
751 get your Dreamcast keyboard etc to wo <<
752 probably want to say 'Y' here, unless <<
753 Dreamcast with a serial line terminal <<
754 connection. <<
755 667
756 endmenu 668 endmenu
757 669
758 menu "Power management options (EXPERIMENTAL)" !! 670 # DUMMY_CONSOLE may be defined in drivers/video/console/Kconfig
759 !! 671 # but we also need it if VGA_HOSE is set
760 source "kernel/power/Kconfig" !! 672 config DUMMY_CONSOLE
761 !! 673 bool
762 source "drivers/cpuidle/Kconfig" !! 674 depends on VGA_HOSE
763 !! 675 default y
764 endmenu <<
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