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 VIRT_TO_BUS
>> 21 select GENERIC_IRQ_PROBE
>> 22 select GENERIC_PCI_IOMAP
>> 23 select AUTO_IRQ_AFFINITY if SMP
23 select GENERIC_IRQ_SHOW 24 select GENERIC_IRQ_SHOW
24 select GENERIC_LIB_ASHLDI3 !! 25 select ARCH_WANT_IPC_PARSE_VERSION
25 select GENERIC_LIB_ASHRDI3 !! 26 select ARCH_HAVE_NMI_SAFE_CMPXCHG
26 select GENERIC_LIB_LSHRDI3 !! 27 select AUDIT_ARCH
27 select GENERIC_PCI_IOMAP if PCI !! 28 select GENERIC_CPU_VULNERABILITIES
28 select GENERIC_SCHED_CLOCK <<
29 select GENERIC_SMP_IDLE_THREAD 29 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 30 select HAVE_ARCH_AUDITSYSCALL
34 select HAVE_ARCH_KGDB !! 31 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 32 select MODULES_USE_ELF_RELA
66 select NEED_SG_DMA_LENGTH !! 33 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 34 select OLD_SIGSUSPEND
71 select PCI_DOMAINS if PCI !! 35 select CPU_NO_EFFICIENT_FFS if !ALPHA_EV67
72 select PERF_EVENTS !! 36 select MMU_GATHER_NO_RANGE
73 select PERF_USE_VMALLOC !! 37 select SPARSEMEM_EXTREME if SPARSEMEM
74 select RTC_LIB !! 38 select ZONE_DMA
75 select SPARSE_IRQ !! 39 help
76 select TRACE_IRQFLAGS_SUPPORT !! 40 The Alpha is a 64-bit general-purpose processor designed and
77 help !! 41 marketed by the Digital Equipment Corporation of blessed memory,
78 The SuperH is a RISC processor targe !! 42 now Hewlett-Packard. The Alpha Linux project has a home page at
79 and consumer electronics; it was als !! 43 <http://www.alphalinux.org/>.
80 gaming console. The SuperH port has <<
81 <http://www.linux-sh.org/>. <<
82 44
83 config GENERIC_BUG !! 45 config 64BIT
84 def_bool y 46 def_bool y
85 depends on BUG <<
86 47
87 config GENERIC_HWEIGHT !! 48 config MMU
88 def_bool y <<
89 <<
90 config GENERIC_CALIBRATE_DELAY <<
91 bool 49 bool
>> 50 default y
92 51
93 config GENERIC_LOCKBREAK !! 52 config ARCH_HAS_ILOG2_U32
94 def_bool y !! 53 bool
95 depends on SMP && PREEMPTION !! 54 default n
96 <<
97 config ARCH_SUSPEND_POSSIBLE <<
98 def_bool n <<
99 55
100 config ARCH_HIBERNATION_POSSIBLE !! 56 config ARCH_HAS_ILOG2_U64
101 def_bool n !! 57 bool
>> 58 default n
102 59
103 config SYS_SUPPORTS_APM_EMULATION !! 60 config GENERIC_CALIBRATE_DELAY
104 bool 61 bool
105 select ARCH_SUSPEND_POSSIBLE !! 62 default y
106 63
107 config SYS_SUPPORTS_SMP !! 64 config GENERIC_ISA_DMA
108 bool 65 bool
>> 66 default y
109 67
110 config SYS_SUPPORTS_NUMA !! 68 config PGTABLE_LEVELS
>> 69 int
>> 70 default 3
>> 71
>> 72 config AUDIT_ARCH
111 bool 73 bool
112 74
113 config STACKTRACE_SUPPORT !! 75 menu "System setup"
114 def_bool y <<
115 76
116 config LOCKDEP_SUPPORT !! 77 choice
117 def_bool y !! 78 prompt "Alpha system type"
>> 79 default ALPHA_GENERIC
>> 80 help
>> 81 This is the system type of your hardware. A "generic" kernel will
>> 82 run on any supported Alpha system. However, if you configure a
>> 83 kernel for your specific system, it will be faster and smaller.
118 84
119 config ARCH_HAS_ILOG2_U32 !! 85 To find out what type of Alpha system you have, you may want to
120 def_bool n !! 86 check out the Linux/Alpha FAQ, accessible on the WWW from
>> 87 <http://www.alphalinux.org/>. In summary:
121 88
122 config ARCH_HAS_ILOG2_U64 !! 89 Alcor/Alpha-XLT AS 600, AS 500, XL-300, XL-366
123 def_bool n !! 90 Alpha-XL XL-233, XL-266
>> 91 AlphaBook1 Alpha laptop
>> 92 Avanti AS 200, AS 205, AS 250, AS 255, AS 300, AS 400
>> 93 Cabriolet AlphaPC64, AlphaPCI64
>> 94 DP264 DP264 / DS20 / ES40 / DS10 / DS10L
>> 95 EB164 EB164 21164 evaluation board
>> 96 EB64+ EB64+ 21064 evaluation board
>> 97 EB66 EB66 21066 evaluation board
>> 98 EB66+ EB66+ 21066 evaluation board
>> 99 Jensen DECpc 150, DEC 2000 models 300, 500
>> 100 LX164 AlphaPC164-LX
>> 101 Lynx AS 2100A
>> 102 Miata Personal Workstation 433/500/600 a/au
>> 103 Marvel AlphaServer ES47 / ES80 / GS1280
>> 104 Mikasa AS 1000
>> 105 Noname AXPpci33, UDB (Multia)
>> 106 Noritake AS 1000A, AS 600A, AS 800
>> 107 PC164 AlphaPC164
>> 108 Rawhide AS 1200, AS 4000, AS 4100
>> 109 Ruffian RPX164-2, AlphaPC164-UX, AlphaPC164-BX
>> 110 SX164 AlphaPC164-SX
>> 111 Sable AS 2000, AS 2100
>> 112 Shark DS 20L
>> 113 Takara Takara (OEM)
>> 114 Titan AlphaServer ES45 / DS25 / DS15
>> 115 Wildfire AlphaServer GS 40/80/160/320
124 116
125 config NO_IOPORT_MAP !! 117 If you don't know what to do, choose "generic".
126 def_bool !PCI <<
127 depends on !SH_SHMIN && !SH_HP6XX && ! <<
128 !SH_DREAMCAST <<
129 118
130 config IO_TRAPPED !! 119 config ALPHA_GENERIC
131 bool !! 120 bool "Generic"
>> 121 depends on TTY
>> 122 select HAVE_EISA
>> 123 help
>> 124 A generic kernel will run on all supported Alpha hardware.
132 125
133 config SWAP_IO_SPACE !! 126 config ALPHA_ALCOR
134 bool !! 127 bool "Alcor/Alpha-XLT"
>> 128 select HAVE_EISA
>> 129 help
>> 130 For systems using the Digital ALCOR chipset: 5 chips (4, 64-bit data
>> 131 slices (Data Switch, DSW) - 208-pin PQFP and 1 control (Control, I/O
>> 132 Address, CIA) - a 383 pin plastic PGA). It provides a DRAM
>> 133 controller (256-bit memory bus) and a PCI interface. It also does
>> 134 all the work required to support an external Bcache and to maintain
>> 135 memory coherence when a PCI device DMAs into (or out of) memory.
>> 136
>> 137 config ALPHA_XL
>> 138 bool "Alpha-XL"
>> 139 help
>> 140 XL-233 and XL-266-based Alpha systems.
>> 141
>> 142 config ALPHA_BOOK1
>> 143 bool "AlphaBook1"
>> 144 help
>> 145 Dec AlphaBook1/Burns Alpha-based laptops.
>> 146
>> 147 config ALPHA_AVANTI_CH
>> 148 bool "Avanti"
>> 149
>> 150 config ALPHA_CABRIOLET
>> 151 bool "Cabriolet"
>> 152 help
>> 153 Cabriolet AlphaPC64, AlphaPCI64 systems. Derived from EB64+ but now
>> 154 baby-AT with Flash boot ROM, no on-board SCSI or Ethernet. 3 ISA
>> 155 slots, 4 PCI slots (one pair are on a shared slot), uses plug-in
>> 156 Bcache SIMMs. Requires power supply with 3.3V output.
>> 157
>> 158 config ALPHA_DP264
>> 159 bool "DP264"
>> 160 help
>> 161 Various 21264 systems with the tsunami core logic chipset.
>> 162 API Networks: 264DP, UP2000(+), CS20;
>> 163 Compaq: DS10(E,L), XP900, XP1000, DS20(E), ES40.
>> 164
>> 165 config ALPHA_EB164
>> 166 bool "EB164"
>> 167 help
>> 168 EB164 21164 evaluation board from DEC. Uses 21164 and ALCOR. Has
>> 169 ISA and PCI expansion (3 ISA slots, 2 64-bit PCI slots (one is
>> 170 shared with an ISA slot) and 2 32-bit PCI slots. Uses plus-in
>> 171 Bcache SIMMs. I/O sub-system provides SuperI/O (2S, 1P, FD), KBD,
>> 172 MOUSE (PS2 style), RTC/NVRAM. Boot ROM is Flash. PC-AT-sized
>> 173 motherboard. Requires power supply with 3.3V output.
>> 174
>> 175 config ALPHA_EB64P_CH
>> 176 bool "EB64+"
>> 177
>> 178 config ALPHA_EB66
>> 179 bool "EB66"
>> 180 help
>> 181 A Digital DS group board. Uses 21066 or 21066A. I/O sub-system is
>> 182 identical to EB64+. Baby PC-AT size. Runs from standard PC power
>> 183 supply. The EB66 schematic was published as a marketing poster
>> 184 advertising the 21066 as "the first microprocessor in the world with
>> 185 embedded PCI".
>> 186
>> 187 config ALPHA_EB66P
>> 188 bool "EB66+"
>> 189 help
>> 190 Later variant of the EB66 board.
>> 191
>> 192 config ALPHA_EIGER
>> 193 bool "Eiger"
>> 194 help
>> 195 Apparently an obscure OEM single-board computer based on the
>> 196 Typhoon/Tsunami chipset family. Information on it is scanty.
>> 197
>> 198 config ALPHA_JENSEN
>> 199 bool "Jensen"
>> 200 select HAVE_EISA
>> 201 help
>> 202 DEC PC 150 AXP (aka Jensen): This is a very old Digital system - one
>> 203 of the first-generation Alpha systems. A number of these systems
>> 204 seem to be available on the second- hand market. The Jensen is a
>> 205 floor-standing tower system which originally used a 150MHz 21064 It
>> 206 used programmable logic to interface a 486 EISA I/O bridge to the
>> 207 CPU.
>> 208
>> 209 config ALPHA_LX164
>> 210 bool "LX164"
>> 211 help
>> 212 A technical overview of this board is available at
>> 213 <http://www.unix-ag.org/Linux-Alpha/Architectures/LX164.html>.
>> 214
>> 215 config ALPHA_LYNX
>> 216 bool "Lynx"
>> 217 select HAVE_EISA
>> 218 help
>> 219 AlphaServer 2100A-based systems.
>> 220
>> 221 config ALPHA_MARVEL
>> 222 bool "Marvel"
>> 223 help
>> 224 AlphaServer ES47 / ES80 / GS1280 based on EV7.
>> 225
>> 226 config ALPHA_MIATA
>> 227 bool "Miata"
>> 228 select HAVE_EISA
>> 229 help
>> 230 The Digital PersonalWorkStation (PWS 433a, 433au, 500a, 500au, 600a,
>> 231 or 600au).
>> 232
>> 233 config ALPHA_MIKASA
>> 234 bool "Mikasa"
>> 235 help
>> 236 AlphaServer 1000-based Alpha systems.
>> 237
>> 238 config ALPHA_NAUTILUS
>> 239 bool "Nautilus"
>> 240 help
>> 241 Alpha systems based on the AMD 751 & ALI 1543C chipsets.
>> 242
>> 243 config ALPHA_NONAME_CH
>> 244 bool "Noname"
>> 245
>> 246 config ALPHA_NORITAKE
>> 247 bool "Noritake"
>> 248 select HAVE_EISA
>> 249 help
>> 250 AlphaServer 1000A, AlphaServer 600A, and AlphaServer 800-based
>> 251 systems.
>> 252
>> 253 config ALPHA_PC164
>> 254 bool "PC164"
>> 255
>> 256 config ALPHA_P2K
>> 257 bool "Platform2000"
>> 258
>> 259 config ALPHA_RAWHIDE
>> 260 bool "Rawhide"
>> 261 select HAVE_EISA
>> 262 help
>> 263 AlphaServer 1200, AlphaServer 4000 and AlphaServer 4100 machines.
>> 264 See HOWTO at
>> 265 <http://www.alphalinux.org/docs/rawhide/4100_install.shtml>.
>> 266
>> 267 config ALPHA_RUFFIAN
>> 268 bool "Ruffian"
>> 269 help
>> 270 Samsung APC164UX. There is a page on known problems and workarounds
>> 271 at <http://www.alphalinux.org/faq/FAQ-11.html>.
>> 272
>> 273 config ALPHA_RX164
>> 274 bool "RX164"
>> 275
>> 276 config ALPHA_SX164
>> 277 bool "SX164"
>> 278
>> 279 config ALPHA_SABLE
>> 280 bool "Sable"
>> 281 select HAVE_EISA
>> 282 help
>> 283 Digital AlphaServer 2000 and 2100-based systems.
>> 284
>> 285 config ALPHA_SHARK
>> 286 bool "Shark"
>> 287
>> 288 config ALPHA_TAKARA
>> 289 bool "Takara"
>> 290 help
>> 291 Alpha 11164-based OEM single-board computer.
135 292
136 config DMA_COHERENT !! 293 config ALPHA_TITAN
>> 294 bool "Titan"
>> 295 help
>> 296 AlphaServer ES45/DS25 SMP based on EV68 and Titan chipset.
>> 297
>> 298 config ALPHA_WILDFIRE
>> 299 bool "Wildfire"
>> 300 help
>> 301 AlphaServer GS 40/80/160/320 SMP based on the EV67 core.
>> 302
>> 303 endchoice
>> 304
>> 305 # clear all implied options (don't want default values for those):
>> 306 # Most of these machines have ISA slots; not exactly sure which don't,
>> 307 # and this doesn't activate hordes of code, so do it always.
>> 308 config ISA
137 bool 309 bool
>> 310 default y
>> 311 help
>> 312 Find out whether you have ISA slots on your motherboard. ISA is the
>> 313 name of a bus system, i.e. the way the CPU talks to the other stuff
>> 314 inside your box. Other bus systems are PCI, EISA, MicroChannel
>> 315 (MCA) or VESA. ISA is an older system, now being displaced by PCI;
>> 316 newer boards don't support it. If you have ISA, say Y, otherwise N.
138 317
139 config DMA_NONCOHERENT !! 318 config ISA_DMA_API
140 def_bool !NO_DMA && !DMA_COHERENT !! 319 bool
141 select ARCH_HAS_DMA_PREP_COHERENT !! 320 default y
142 select ARCH_HAS_SYNC_DMA_FOR_DEVICE <<
143 select DMA_DIRECT_REMAP <<
144 321
145 config PGTABLE_LEVELS !! 322 config ALPHA_NONAME
146 default 3 if X2TLB !! 323 bool
147 default 2 !! 324 depends on ALPHA_BOOK1 || ALPHA_NONAME_CH
>> 325 default y
>> 326 help
>> 327 The AXPpci33 (aka NoName), is based on the EB66 (includes the Multia
>> 328 UDB). This design was produced by Digital's Technical OEM (TOEM)
>> 329 group. It uses the 21066 processor running at 166MHz or 233MHz. It
>> 330 is a baby-AT size, and runs from a standard PC power supply. It has
>> 331 5 ISA slots and 3 PCI slots (one pair are a shared slot). There are
>> 332 2 versions, with either PS/2 or large DIN connectors for the
>> 333 keyboard.
148 334
149 menu "System type" !! 335 config ALPHA_EV4
>> 336 bool
>> 337 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
>> 338 default y if !ALPHA_LYNX
150 339
151 # !! 340 config ALPHA_LCA
152 # Processor families <<
153 # <<
154 config CPU_SH2 <<
155 bool 341 bool
156 select SH_INTC !! 342 depends on ALPHA_NONAME || ALPHA_EB66 || ALPHA_EB66P || ALPHA_P2K
>> 343 default y
157 344
158 config CPU_SH2A !! 345 config ALPHA_APECS
159 bool 346 bool
160 select CPU_SH2 !! 347 depends on !ALPHA_PRIMO && (ALPHA_NORITAKE || ALPHA_MIKASA) || ALPHA_CABRIOLET || ALPHA_AVANTI_CH || ALPHA_EB64P_CH || ALPHA_XL
161 select UNCACHED_MAPPING !! 348 default y
162 349
163 config CPU_J2 !! 350 config ALPHA_EB64P
164 bool 351 bool
165 select CPU_SH2 !! 352 depends on ALPHA_CABRIOLET || ALPHA_EB64P_CH
166 select OF !! 353 default y
167 select OF_EARLY_FLATTREE !! 354 help
>> 355 Uses 21064 or 21064A and APECs. Has ISA and PCI expansion (3 ISA,
>> 356 2 PCI, one pair are on a shared slot). Supports 36-bit DRAM SIMs.
>> 357 ISA bus generated by Intel SaturnI/O PCI-ISA bridge. On-board SCSI
>> 358 (NCR 810 on PCI) Ethernet (Digital 21040), KBD, MOUSE (PS2 style),
>> 359 SuperI/O (2S, 1P, FD), RTC/NVRAM. Boot ROM is EPROM. PC-AT size.
>> 360 Runs from standard PC power supply.
>> 361
>> 362 config ALPHA_EV5
>> 363 bool "EV5 CPU(s) (model 5/xxx)?" if ALPHA_LYNX
>> 364 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
168 365
169 config CPU_SH3 !! 366 config ALPHA_EV4
170 bool 367 bool
171 select CPU_HAS_INTEVT !! 368 default y if ALPHA_LYNX && !ALPHA_EV5
172 select CPU_HAS_SR_RB <<
173 select SH_INTC <<
174 select SYS_SUPPORTS_SH_TMU <<
175 369
176 config CPU_SH4 !! 370 config ALPHA_CIA
177 bool 371 bool
178 select ARCH_SUPPORTS_HUGETLBFS if MMU !! 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
179 select CPU_HAS_INTEVT !! 373 default y
180 select CPU_HAS_SR_RB !! 374
181 select CPU_HAS_FPU if !CPU_SH4AL_DSP !! 375 config ALPHA_EV56
182 select SH_INTC !! 376 bool "EV56 CPU (speed >= 366MHz)?" if ALPHA_ALCOR
183 select SYS_SUPPORTS_SH_TMU !! 377 default y if ALPHA_RX164 || ALPHA_MIATA || ALPHA_LX164 || ALPHA_SX164 || ALPHA_RUFFIAN || ALPHA_PC164 || ALPHA_TAKARA
184 378
185 config CPU_SH4A !! 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)?"
>> 395 depends on ALPHA_SABLE
>> 396 help
>> 397 Say Y if you have an AS 2000 5/xxx or an AS 2100 5/xxx.
>> 398
>> 399 config ALPHA_GAMMA
186 bool 400 bool
187 select CPU_SH4 !! 401 depends on ALPHA_LYNX
>> 402 default y
188 403
189 config CPU_SH4AL_DSP !! 404 config ALPHA_T2
190 bool 405 bool
191 select CPU_SH4A !! 406 depends on ALPHA_SABLE || ALPHA_LYNX
192 select CPU_HAS_DSP !! 407 default y
193 408
194 config CPU_SHX2 !! 409 config ALPHA_PYXIS
195 bool 410 bool
>> 411 depends on ALPHA_MIATA || ALPHA_LX164 || ALPHA_SX164 || ALPHA_RUFFIAN
>> 412 default y
196 413
197 config CPU_SHX3 !! 414 config ALPHA_EV6
198 bool 415 bool
199 select DMA_COHERENT !! 416 depends on ALPHA_NAUTILUS || ALPHA_WILDFIRE || ALPHA_TITAN || ALPHA_SHARK || ALPHA_DP264 || ALPHA_EIGER || ALPHA_MARVEL
200 select SYS_SUPPORTS_SMP !! 417 default y
201 select SYS_SUPPORTS_NUMA <<
202 418
203 config ARCH_SHMOBILE !! 419 config ALPHA_TSUNAMI
204 bool 420 bool
205 select ARCH_SUSPEND_POSSIBLE !! 421 depends on ALPHA_SHARK || ALPHA_DP264 || ALPHA_EIGER
206 select PM !! 422 default y
207 423
208 config CPU_HAS_PMU !! 424 config ALPHA_EV67
209 depends on CPU_SH4 || CPU_SH4A !! 425 bool "EV67 (or later) CPU (speed > 600MHz)?" if ALPHA_DP264 || ALPHA_EIGER
210 default y !! 426 default y if ALPHA_NAUTILUS || ALPHA_WILDFIRE || ALPHA_TITAN || ALPHA_SHARK || ALPHA_MARVEL
211 bool !! 427 help
>> 428 Is this a machine based on the EV67 core? If in doubt, select N here
>> 429 and the machine will be treated as an EV6.
212 430
213 choice !! 431 config ALPHA_MCPCIA
214 prompt "Processor sub-type selection" !! 432 bool
>> 433 depends on ALPHA_RAWHIDE
>> 434 default y
215 435
216 # !! 436 config ALPHA_POLARIS
217 # Processor subtypes !! 437 bool
218 # !! 438 depends on ALPHA_RX164
219 !! 439 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 <<
494 440
495 endchoice !! 441 config ALPHA_IRONGATE
>> 442 bool
>> 443 depends on ALPHA_NAUTILUS
>> 444 default y
496 445
497 source "arch/sh/mm/Kconfig" !! 446 config GENERIC_HWEIGHT
498 !! 447 bool
499 source "arch/sh/Kconfig.cpu" !! 448 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. <<
522 449
523 config SH_CLK_CPG !! 450 config ALPHA_AVANTI
524 def_bool y !! 451 bool
>> 452 depends on ALPHA_XL || ALPHA_AVANTI_CH
>> 453 default y
>> 454 help
>> 455 Avanti AS 200, AS 205, AS 250, AS 255, AS 300, and AS 400-based
>> 456 Alphas. Info at
>> 457 <http://www.unix-ag.org/Linux-Alpha/Architectures/Avanti.html>.
525 458
526 config SH_CLK_CPG_LEGACY !! 459 config ALPHA_BROKEN_IRQ_MASK
527 depends on SH_CLK_CPG !! 460 bool
528 def_bool y if !CPU_SUBTYPE_SH7785 && ! !! 461 depends on ALPHA_GENERIC || ALPHA_PC164
529 !CPU_SHX3 && !CPU_SUBTYP !! 462 default y
530 !CPU_SUBTYPE_SH7734 && ! <<
531 !CPU_SUBTYPE_SH7269 <<
532 463
533 endmenu !! 464 config VGA_HOSE
>> 465 bool
>> 466 depends on VGA_CONSOLE && (ALPHA_GENERIC || ALPHA_TITAN || ALPHA_MARVEL || ALPHA_TSUNAMI)
>> 467 default y
>> 468 help
>> 469 Support VGA on an arbitrary hose; needed for several platforms
>> 470 which always have multiple hoses, and whose consoles support it.
534 471
535 menu "CPU Frequency scaling" <<
536 source "drivers/cpufreq/Kconfig" <<
537 endmenu <<
538 472
539 source "arch/sh/drivers/Kconfig" !! 473 config ALPHA_QEMU
>> 474 bool "Run under QEMU emulation"
>> 475 depends on !ALPHA_GENERIC
>> 476 help
>> 477 Assume the presence of special features supported by QEMU PALcode
>> 478 that reduce the overhead of system emulation.
540 479
541 endmenu !! 480 Generic kernels will auto-detect QEMU. But when building a
>> 481 system-specific kernel, the assumption is that we want to
>> 482 eliminate as many runtime tests as possible.
>> 483
>> 484 If unsure, say N.
542 485
543 menu "Kernel features" <<
544 486
545 source "kernel/Kconfig.hz" !! 487 config ALPHA_SRM
>> 488 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
>> 489 depends on TTY
>> 490 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
>> 491 help
>> 492 There are two different types of booting firmware on Alphas: SRM,
>> 493 which is command line driven, and ARC, which uses menus and arrow
>> 494 keys. Details about the Linux/Alpha booting process are contained in
>> 495 the Linux/Alpha FAQ, accessible on the WWW from
>> 496 <http://www.alphalinux.org/>.
546 497
547 config ARCH_SUPPORTS_KEXEC !! 498 The usual way to load Linux on an Alpha machine is to use MILO
548 def_bool MMU !! 499 (a bootloader that lets you pass command line parameters to the
>> 500 kernel just like lilo does for the x86 architecture) which can be
>> 501 loaded either from ARC or can be installed directly as a permanent
>> 502 firmware replacement from floppy (which requires changing a certain
>> 503 jumper on the motherboard). If you want to do either of these, say N
>> 504 here. If MILO doesn't work on your system (true for Jensen
>> 505 motherboards), you can bypass it altogether and boot Linux directly
>> 506 from an SRM console; say Y here in order to do that. Note that you
>> 507 won't be able to boot from an IDE disk using SRM.
549 508
550 config ARCH_SUPPORTS_CRASH_DUMP !! 509 If unsure, say N.
551 def_bool BROKEN_ON_SMP <<
552 510
553 config ARCH_SUPPORTS_KEXEC_JUMP !! 511 config ARCH_MAY_HAVE_PC_FDC
554 def_bool y 512 def_bool y
555 513
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 514 config SMP
568 bool "Symmetric multi-processing suppo 515 bool "Symmetric multi-processing support"
569 depends on SYS_SUPPORTS_SMP !! 516 depends on ALPHA_SABLE || ALPHA_LYNX || ALPHA_RAWHIDE || ALPHA_DP264 || ALPHA_WILDFIRE || ALPHA_TITAN || ALPHA_GENERIC || ALPHA_SHARK || ALPHA_MARVEL
570 help 517 help
571 This enables support for systems wit 518 This enables support for systems with more than one CPU. If you have
572 a system with only one CPU, say N. I 519 a system with only one CPU, say N. If you have a system with more
573 than one CPU, say Y. 520 than one CPU, say Y.
574 521
575 If you say N here, the kernel will r 522 If you say N here, the kernel will run on uni- and multiprocessor
576 machines, but will use only one CPU 523 machines, but will use only one CPU of a multiprocessor machine. If
577 you say Y here, the kernel will run 524 you say Y here, the kernel will run on many, but not all,
578 uniprocessor machines. On a uniproce 525 uniprocessor machines. On a uniprocessor machine, the kernel
579 will run faster if you say N here. 526 will run faster if you say N here.
580 527
581 People using multiprocessor machines !! 528 See also the SMP-HOWTO available at
582 Y to "Enhanced Real Time Clock Suppo !! 529 <https://www.tldp.org/docs.html#howto>.
583 <<
584 See also <file:Documentation/admin-g <<
585 available at <https://www.tldp.org/d <<
586 530
587 If you don't know what to do here, s 531 If you don't know what to do here, say N.
588 532
589 config NR_CPUS 533 config NR_CPUS
590 int "Maximum number of CPUs (2-32)" 534 int "Maximum number of CPUs (2-32)"
591 range 2 32 535 range 2 32
592 depends on SMP 536 depends on SMP
593 default "4" if CPU_SUBTYPE_SHX3 !! 537 default "32" if ALPHA_GENERIC || ALPHA_MARVEL
594 default "2" !! 538 default "4" if !ALPHA_GENERIC && !ALPHA_MARVEL
595 help 539 help
596 This allows you to specify the maxim !! 540 MARVEL support can handle a maximum of 32 CPUs, all the others
597 kernel will support. The maximum su !! 541 with working support have a maximum of 4 CPUs.
598 minimum value which makes sense is 2 <<
599 542
600 This is purely to save memory - each !! 543 config ARCH_SPARSEMEM_ENABLE
601 approximately eight kilobytes to the !! 544 bool "Sparse Memory Support"
602 <<
603 config HOTPLUG_CPU <<
604 bool "Support for hot-pluggable CPUs ( <<
605 depends on SMP <<
606 help 545 help
607 Say Y here to experiment with turnin !! 546 Say Y to support efficient handling of discontiguous physical memory,
608 can be controlled through /sys/devic !! 547 for systems that have huge holes in the physical address space.
609 548
610 config GUSA !! 549 config ALPHA_WTINT
611 def_bool y !! 550 bool "Use WTINT" if ALPHA_SRM || ALPHA_GENERIC
612 depends on !SMP !! 551 default y if ALPHA_QEMU
>> 552 default n if ALPHA_EV5 || ALPHA_EV56 || (ALPHA_EV4 && !ALPHA_LCA)
>> 553 default n if !ALPHA_SRM && !ALPHA_GENERIC
>> 554 default y if SMP
613 help 555 help
614 This enables support for gUSA (gener !! 556 The Wait for Interrupt (WTINT) PALcall attempts to place the CPU
615 This is the default implementation f !! 557 to sleep until the next interrupt. This may reduce the power
616 CPUs, and is used by the libc, among !! 558 consumed, and the heat produced by the computer. However, it has
>> 559 the side effect of making the cycle counter unreliable as a timing
>> 560 device across the sleep.
617 561
618 For additional information, design i !! 562 For emulation under QEMU, definitely say Y here, as we have other
619 in <http://lc.linux.or.jp/lc2002/pap !! 563 mechanisms for measuring time than the cycle counter.
620 564
621 This should only be disabled for spe !! 565 For EV4 (but not LCA), EV5 and EV56 systems, or for systems running
622 atomicity implementations exist. !! 566 MILO, sleep mode is not supported so you might as well say N here.
623 567
624 config GUSA_RB !! 568 For SMP systems we cannot use the cycle counter for timing anyway,
625 bool "Implement atomic operations by r !! 569 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 <<
633 570
634 config HW_PERF_EVENTS !! 571 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" <<
647 572
648 config USE_BUILTIN_DTB !! 573 # LARGE_VMALLOC is racy, if you *really* need it then fix it first
649 bool "Use builtin DTB" !! 574 config ALPHA_LARGE_VMALLOC
650 default n !! 575 bool
651 depends on SH_DEVICE_TREE <<
652 help 576 help
653 Link a device tree blob for particul !! 577 Process creation and other aspects of virtual memory management can
654 suppressing use of the DTB pointer p !! 578 be streamlined if we restrict the kernel to one PGD for all vmalloc
655 This option should only be used with !! 579 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 <<
709 580
710 choice !! 581 Under normal circumstances, this is so far and above what is needed
711 prompt "Kernel command line" !! 582 as to be laughable. However, there are certain applications (such
712 default CMDLINE_OVERWRITE !! 583 as benchmark-grade in-kernel web serving) that can make use of as
713 help !! 584 much vmalloc space as is available.
714 Setting this option allows the kerne <<
715 to be set. <<
716 585
717 config CMDLINE_OVERWRITE !! 586 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. <<
722 587
723 config CMDLINE_EXTEND !! 588 config VERBOSE_MCHECK
724 bool "Extend bootloader kernel argumen !! 589 bool "Verbose Machine Checks"
725 help <<
726 Given string will be concatenated wi <<
727 by a bootloader. <<
728 590
729 config CMDLINE_FROM_BOOTLOADER !! 591 config VERBOSE_MCHECK_ON
730 bool "Use bootloader kernel arguments" !! 592 int "Verbose Printing Mode (0=off, 1=on, 2=all)"
>> 593 depends on VERBOSE_MCHECK
>> 594 default 1
731 help 595 help
732 Uses the command-line options passed !! 596 This option allows the default printing mode to be set, and then
>> 597 possibly overridden by a boot command argument.
733 598
734 endchoice !! 599 For example, if one wanted the option of printing verbose
>> 600 machine checks, but wanted the default to be as if verbose
>> 601 machine check printing was turned off, then one would choose
>> 602 the printing mode to be 0. Then, upon reboot, one could add
>> 603 the boot command line "verbose_mcheck=1" to get the normal
>> 604 verbose machine check printing, or "verbose_mcheck=2" to get
>> 605 the maximum information available.
735 606
736 config CMDLINE !! 607 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" <<
740 608
741 endmenu !! 609 choice
>> 610 prompt "Timer interrupt frequency (HZ)?"
>> 611 default HZ_128 if ALPHA_QEMU
>> 612 default HZ_1200 if ALPHA_RAWHIDE
>> 613 default HZ_1024
>> 614 help
>> 615 The frequency at which timer interrupts occur. A high frequency
>> 616 minimizes latency, whereas a low frequency minimizes overhead of
>> 617 process accounting. The later effect is especially significant
>> 618 when being run under QEMU.
>> 619
>> 620 Note that some Alpha hardware cannot change the interrupt frequency
>> 621 of the timer. If unsure, say 1024 (or 1200 for Rawhide).
>> 622
>> 623 config HZ_32
>> 624 bool "32 Hz"
>> 625 config HZ_64
>> 626 bool "64 Hz"
>> 627 config HZ_128
>> 628 bool "128 Hz"
>> 629 config HZ_256
>> 630 bool "256 Hz"
>> 631 config HZ_1024
>> 632 bool "1024 Hz"
>> 633 config HZ_1200
>> 634 bool "1200 Hz"
>> 635 endchoice
742 636
743 menu "Bus options" !! 637 config HZ
>> 638 int
>> 639 default 32 if HZ_32
>> 640 default 64 if HZ_64
>> 641 default 128 if HZ_128
>> 642 default 256 if HZ_256
>> 643 default 1200 if HZ_1200
>> 644 default 1024
>> 645
>> 646 config SRM_ENV
>> 647 tristate "SRM environment through procfs"
>> 648 depends on PROC_FS
>> 649 help
>> 650 If you enable this option, a subdirectory inside /proc called
>> 651 /proc/srm_environment will give you access to the all important
>> 652 SRM environment variables (those which have a name) and also
>> 653 to all others (by their internal number).
>> 654
>> 655 SRM is something like a BIOS for Alpha machines. There are some
>> 656 other such BIOSes, like AlphaBIOS, which this driver cannot
>> 657 support (hey, that's not SRM!).
>> 658
>> 659 Despite the fact that this driver doesn't work on all Alphas (but
>> 660 only on those which have SRM as their firmware), it's save to
>> 661 build it even if your particular machine doesn't know about SRM
>> 662 (or if you intend to compile a generic kernel). It will simply
>> 663 not create those subdirectory in /proc (and give you some warning,
>> 664 of course).
744 665
745 config MAPLE !! 666 This driver is also available as a module and will be called
746 bool "Maple Bus support" !! 667 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. <<
755 668
756 endmenu 669 endmenu
757 670
758 menu "Power management options (EXPERIMENTAL)" !! 671 # DUMMY_CONSOLE may be defined in drivers/video/console/Kconfig
759 !! 672 # but we also need it if VGA_HOSE is set
760 source "kernel/power/Kconfig" !! 673 config DUMMY_CONSOLE
761 !! 674 bool
762 source "drivers/cpuidle/Kconfig" !! 675 depends on VGA_HOSE
763 !! 676 default y
764 endmenu <<
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