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 6 select ARCH_HAS_CURRENT_STACK_POINTER
10 select ARCH_HAS_GIGANTIC_PAGE !! 7 select ARCH_HAS_DMA_OPS if PCI
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 8 select ARCH_MIGHT_HAVE_PC_PARPORT
16 select ARCH_WANT_IPC_PARSE_VERSION !! 9 select ARCH_MIGHT_HAVE_PC_SERIO
17 select ARCH_NEED_CMPXCHG_1_EMU !! 10 select ARCH_NO_PREEMPT
18 select CPU_NO_EFFICIENT_FFS !! 11 select ARCH_NO_SG_CHAIN
19 select DMA_DECLARE_COHERENT !! 12 select ARCH_USE_CMPXCHG_LOCKREF
20 select GENERIC_ATOMIC64 !! 13 select FORCE_PCI
21 select GENERIC_CMOS_UPDATE if SH_SH03 !! 14 select PCI_DOMAINS if PCI
22 select GENERIC_IDLE_POLL_SETUP !! 15 select PCI_SYSCALL if PCI
>> 16 select HAVE_ASM_MODVERSIONS
>> 17 select HAVE_PAGE_SIZE_8KB
>> 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
23 select GENERIC_IRQ_SHOW 25 select GENERIC_IRQ_SHOW
24 select GENERIC_LIB_ASHLDI3 !! 26 select ARCH_WANT_IPC_PARSE_VERSION
25 select GENERIC_LIB_ASHRDI3 !! 27 select ARCH_HAVE_NMI_SAFE_CMPXCHG
26 select GENERIC_LIB_LSHRDI3 !! 28 select AUDIT_ARCH
27 select GENERIC_PCI_IOMAP if PCI !! 29 select GENERIC_CPU_VULNERABILITIES
28 select GENERIC_SCHED_CLOCK <<
29 select GENERIC_SMP_IDLE_THREAD 30 select GENERIC_SMP_IDLE_THREAD
30 select GUP_GET_PXX_LOW_HIGH if X2TLB !! 31 select HAS_IOPORT
31 select HAS_IOPORT if HAS_IOPORT_MAP <<
32 select GENERIC_IOREMAP if MMU <<
33 select HAVE_ARCH_AUDITSYSCALL 32 select HAVE_ARCH_AUDITSYSCALL
34 select HAVE_ARCH_KGDB !! 33 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 34 select LOCK_MM_AND_FIND_VMA
65 select MODULES_USE_ELF_RELA 35 select MODULES_USE_ELF_RELA
66 select NEED_SG_DMA_LENGTH !! 36 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 37 select OLD_SIGSUSPEND
71 select PCI_DOMAINS if PCI !! 38 select CPU_NO_EFFICIENT_FFS if !ALPHA_EV67
72 select PERF_EVENTS !! 39 select MMU_GATHER_NO_RANGE
73 select PERF_USE_VMALLOC !! 40 select SPARSEMEM_EXTREME if SPARSEMEM
74 select RTC_LIB !! 41 select ZONE_DMA
75 select SPARSE_IRQ !! 42 help
76 select TRACE_IRQFLAGS_SUPPORT !! 43 The Alpha is a 64-bit general-purpose processor designed and
77 help !! 44 marketed by the Digital Equipment Corporation of blessed memory,
78 The SuperH is a RISC processor targe !! 45 now Hewlett-Packard. The Alpha Linux project has a home page at
79 and consumer electronics; it was als !! 46 <http://www.alphalinux.org/>.
80 gaming console. The SuperH port has <<
81 <http://www.linux-sh.org/>. <<
82 <<
83 config GENERIC_BUG <<
84 def_bool y <<
85 depends on BUG <<
86 47
87 config GENERIC_HWEIGHT !! 48 config 64BIT
88 def_bool y 49 def_bool y
89 50
90 config GENERIC_CALIBRATE_DELAY !! 51 config MMU
91 bool 52 bool
>> 53 default y
92 54
93 config GENERIC_LOCKBREAK !! 55 config ARCH_HAS_ILOG2_U32
94 def_bool y !! 56 bool
95 depends on SMP && PREEMPTION !! 57 default n
96 <<
97 config ARCH_SUSPEND_POSSIBLE <<
98 def_bool n <<
99 58
100 config ARCH_HIBERNATION_POSSIBLE !! 59 config ARCH_HAS_ILOG2_U64
101 def_bool n !! 60 bool
>> 61 default n
102 62
103 config SYS_SUPPORTS_APM_EMULATION !! 63 config GENERIC_CALIBRATE_DELAY
104 bool 64 bool
105 select ARCH_SUSPEND_POSSIBLE !! 65 default y
106 66
107 config SYS_SUPPORTS_SMP !! 67 config GENERIC_ISA_DMA
108 bool 68 bool
>> 69 default y
>> 70
>> 71 config PGTABLE_LEVELS
>> 72 int
>> 73 default 3
109 74
110 config SYS_SUPPORTS_NUMA !! 75 config AUDIT_ARCH
111 bool 76 bool
112 77
113 config STACKTRACE_SUPPORT !! 78 menu "System setup"
114 def_bool y <<
115 79
116 config LOCKDEP_SUPPORT !! 80 choice
117 def_bool y !! 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.
118 87
119 config ARCH_HAS_ILOG2_U32 !! 88 To find out what type of Alpha system you have, you may want to
120 def_bool n !! 89 check out the Linux/Alpha FAQ, accessible on the WWW from
>> 90 <http://www.alphalinux.org/>. In summary:
121 91
122 config ARCH_HAS_ILOG2_U64 !! 92 Alcor/Alpha-XLT AS 600, AS 500, XL-300, XL-366
123 def_bool n !! 93 DP264 DP264 / DS20 / ES40 / DS10 / DS10L
>> 94 LX164 AlphaPC164-LX
>> 95 Miata Personal Workstation 433/500/600 a/au
>> 96 Marvel AlphaServer ES47 / ES80 / GS1280
>> 97 Mikasa AS 1000
>> 98 Noritake AS 1000A, AS 600A, AS 800
>> 99 PC164 AlphaPC164
>> 100 Rawhide AS 1200, AS 4000, AS 4100
>> 101 Ruffian RPX164-2, AlphaPC164-UX, AlphaPC164-BX
>> 102 SX164 AlphaPC164-SX
>> 103 Sable AS 2000, AS 2100
>> 104 Shark DS 20L
>> 105 Takara Takara (OEM)
>> 106 Titan AlphaServer ES45 / DS25 / DS15
>> 107 Wildfire AlphaServer GS 40/80/160/320
124 108
125 config NO_IOPORT_MAP !! 109 If you don't know what to do, choose "generic".
126 def_bool !PCI <<
127 depends on !SH_SHMIN && !SH_HP6XX && ! <<
128 !SH_DREAMCAST <<
129 110
130 config IO_TRAPPED !! 111 config ALPHA_GENERIC
131 bool !! 112 bool "Generic"
>> 113 depends on TTY
>> 114 select HAVE_EISA
>> 115 help
>> 116 A generic kernel will run on all supported Alpha hardware.
132 117
133 config SWAP_IO_SPACE !! 118 config ALPHA_ALCOR
134 bool !! 119 bool "Alcor/Alpha-XLT"
>> 120 select HAVE_EISA
>> 121 help
>> 122 For systems using the Digital ALCOR chipset: 5 chips (4, 64-bit data
>> 123 slices (Data Switch, DSW) - 208-pin PQFP and 1 control (Control, I/O
>> 124 Address, CIA) - a 383 pin plastic PGA). It provides a DRAM
>> 125 controller (256-bit memory bus) and a PCI interface. It also does
>> 126 all the work required to support an external Bcache and to maintain
>> 127 memory coherence when a PCI device DMAs into (or out of) memory.
135 128
136 config DMA_COHERENT !! 129 config ALPHA_DP264
137 bool !! 130 bool "DP264"
>> 131 help
>> 132 Various 21264 systems with the tsunami core logic chipset.
>> 133 API Networks: 264DP, UP2000(+), CS20;
>> 134 Compaq: DS10(E,L), XP900, XP1000, DS20(E), ES40.
138 135
139 config DMA_NONCOHERENT !! 136 config ALPHA_EIGER
140 def_bool !NO_DMA && !DMA_COHERENT !! 137 bool "Eiger"
141 select ARCH_HAS_DMA_PREP_COHERENT !! 138 help
142 select ARCH_HAS_SYNC_DMA_FOR_DEVICE !! 139 Apparently an obscure OEM single-board computer based on the
143 select DMA_DIRECT_REMAP !! 140 Typhoon/Tsunami chipset family. Information on it is scanty.
144 141
145 config PGTABLE_LEVELS !! 142 config ALPHA_LX164
146 default 3 if X2TLB !! 143 bool "LX164"
147 default 2 !! 144 help
>> 145 A technical overview of this board is available at
>> 146 <http://www.unix-ag.org/Linux-Alpha/Architectures/LX164.html>.
148 147
149 menu "System type" !! 148 config ALPHA_MARVEL
>> 149 bool "Marvel"
>> 150 help
>> 151 AlphaServer ES47 / ES80 / GS1280 based on EV7.
150 152
151 # !! 153 config ALPHA_MIATA
152 # Processor families !! 154 bool "Miata"
153 # !! 155 select HAVE_EISA
154 config CPU_SH2 !! 156 help
155 bool !! 157 The Digital PersonalWorkStation (PWS 433a, 433au, 500a, 500au, 600a,
156 select SH_INTC !! 158 or 600au).
157 159
158 config CPU_SH2A !! 160 config ALPHA_MIKASA
159 bool !! 161 bool "Mikasa"
160 select CPU_SH2 !! 162 help
161 select UNCACHED_MAPPING !! 163 AlphaServer 1000-based Alpha systems.
>> 164
>> 165 config ALPHA_NAUTILUS
>> 166 bool "Nautilus"
>> 167 help
>> 168 Alpha systems based on the AMD 751 & ALI 1543C chipsets.
>> 169
>> 170 config ALPHA_NORITAKE
>> 171 bool "Noritake"
>> 172 select HAVE_EISA
>> 173 help
>> 174 AlphaServer 1000A, AlphaServer 600A, and AlphaServer 800-based
>> 175 systems.
>> 176
>> 177 config ALPHA_PC164
>> 178 bool "PC164"
>> 179
>> 180 config ALPHA_RAWHIDE
>> 181 bool "Rawhide"
>> 182 select HAVE_EISA
>> 183 help
>> 184 AlphaServer 1200, AlphaServer 4000 and AlphaServer 4100 machines.
>> 185 See HOWTO at
>> 186 <http://www.alphalinux.org/docs/rawhide/4100_install.shtml>.
>> 187
>> 188 config ALPHA_RUFFIAN
>> 189 bool "Ruffian"
>> 190 help
>> 191 Samsung APC164UX. There is a page on known problems and workarounds
>> 192 at <http://www.alphalinux.org/faq/FAQ-11.html>.
>> 193
>> 194 config ALPHA_RX164
>> 195 bool "RX164"
>> 196
>> 197 config ALPHA_SX164
>> 198 bool "SX164"
>> 199
>> 200 config ALPHA_SABLE
>> 201 bool "Sable"
>> 202 select HAVE_EISA
>> 203 help
>> 204 Digital AlphaServer 2000 and 2100-based systems.
>> 205
>> 206 config ALPHA_SHARK
>> 207 bool "Shark"
>> 208
>> 209 config ALPHA_TAKARA
>> 210 bool "Takara"
>> 211 help
>> 212 Alpha 11164-based OEM single-board computer.
162 213
163 config CPU_J2 !! 214 config ALPHA_TITAN
>> 215 bool "Titan"
>> 216 help
>> 217 AlphaServer ES45/DS25 SMP based on EV68 and Titan chipset.
>> 218
>> 219 config ALPHA_WILDFIRE
>> 220 bool "Wildfire"
>> 221 help
>> 222 AlphaServer GS 40/80/160/320 SMP based on the EV67 core.
>> 223
>> 224 endchoice
>> 225
>> 226 # clear all implied options (don't want default values for those):
>> 227 # Most of these machines have ISA slots; not exactly sure which don't,
>> 228 # and this doesn't activate hordes of code, so do it always.
>> 229 config ISA
164 bool 230 bool
165 select CPU_SH2 !! 231 default y
166 select OF !! 232 help
167 select OF_EARLY_FLATTREE !! 233 Find out whether you have ISA slots on your motherboard. ISA is the
>> 234 name of a bus system, i.e. the way the CPU talks to the other stuff
>> 235 inside your box. Other bus systems are PCI, EISA, MicroChannel
>> 236 (MCA) or VESA. ISA is an older system, now being displaced by PCI;
>> 237 newer boards don't support it. If you have ISA, say Y, otherwise N.
168 238
169 config CPU_SH3 !! 239 config ISA_DMA_API
170 bool 240 bool
171 select CPU_HAS_INTEVT !! 241 default y
172 select CPU_HAS_SR_RB <<
173 select SH_INTC <<
174 select SYS_SUPPORTS_SH_TMU <<
175 242
176 config CPU_SH4 !! 243 config ALPHA_CIA
177 bool 244 bool
178 select ARCH_SUPPORTS_HUGETLBFS if MMU !! 245 depends on ALPHA_MIATA || ALPHA_LX164 || ALPHA_SX164 || ALPHA_RUFFIAN || ALPHA_NORITAKE || ALPHA_MIKASA || ALPHA_PC164 || ALPHA_TAKARA || ALPHA_ALCOR
179 select CPU_HAS_INTEVT !! 246 default y
180 select CPU_HAS_SR_RB <<
181 select CPU_HAS_FPU if !CPU_SH4AL_DSP <<
182 select SH_INTC <<
183 select SYS_SUPPORTS_SH_TMU <<
184 247
185 config CPU_SH4A !! 248 config ALPHA_EV56
186 bool 249 bool
187 select CPU_SH4 !! 250 default y if ALPHA_ALCOR || ALPHA_RX164 || ALPHA_MIATA || ALPHA_LX164 || ALPHA_SX164 || ALPHA_RUFFIAN || ALPHA_PC164 || ALPHA_TAKARA || ALPHA_NORITAKE || ALPHA_MIKASA || ALPHA_RAWHIDE || ALPHA_SABLE
188 251
189 config CPU_SH4AL_DSP !! 252 config ALPHA_T2
190 bool 253 bool
191 select CPU_SH4A !! 254 depends on ALPHA_SABLE
192 select CPU_HAS_DSP !! 255 default y
193 256
194 config CPU_SHX2 !! 257 config ALPHA_PYXIS
195 bool 258 bool
>> 259 depends on ALPHA_MIATA || ALPHA_LX164 || ALPHA_SX164 || ALPHA_RUFFIAN
>> 260 default y
196 261
197 config CPU_SHX3 !! 262 config ALPHA_EV6
198 bool 263 bool
199 select DMA_COHERENT !! 264 depends on ALPHA_NAUTILUS || ALPHA_WILDFIRE || ALPHA_TITAN || ALPHA_SHARK || ALPHA_DP264 || ALPHA_EIGER || ALPHA_MARVEL
200 select SYS_SUPPORTS_SMP !! 265 default y
201 select SYS_SUPPORTS_NUMA <<
202 266
203 config ARCH_SHMOBILE !! 267 config ALPHA_TSUNAMI
204 bool 268 bool
205 select ARCH_SUSPEND_POSSIBLE !! 269 depends on ALPHA_SHARK || ALPHA_DP264 || ALPHA_EIGER
206 select PM !! 270 default y
207 271
208 config CPU_HAS_PMU !! 272 config ALPHA_EV67
209 depends on CPU_SH4 || CPU_SH4A !! 273 bool "EV67 (or later) CPU (speed > 600MHz)?" if ALPHA_DP264 || ALPHA_EIGER
210 default y !! 274 default y if ALPHA_NAUTILUS || ALPHA_WILDFIRE || ALPHA_TITAN || ALPHA_SHARK || ALPHA_MARVEL
211 bool !! 275 help
>> 276 Is this a machine based on the EV67 core? If in doubt, select N here
>> 277 and the machine will be treated as an EV6.
212 278
213 choice !! 279 config ALPHA_MCPCIA
214 prompt "Processor sub-type selection" !! 280 bool
>> 281 depends on ALPHA_RAWHIDE
>> 282 default y
215 283
216 # !! 284 config ALPHA_POLARIS
217 # Processor subtypes !! 285 bool
218 # !! 286 depends on ALPHA_RX164
219 !! 287 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 <<
494 288
495 endchoice !! 289 config ALPHA_IRONGATE
>> 290 bool
>> 291 depends on ALPHA_NAUTILUS
>> 292 default y
496 293
497 source "arch/sh/mm/Kconfig" !! 294 config GENERIC_HWEIGHT
498 !! 295 bool
499 source "arch/sh/Kconfig.cpu" !! 296 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. <<
522 297
523 config SH_CLK_CPG !! 298 config ALPHA_BROKEN_IRQ_MASK
524 def_bool y !! 299 bool
>> 300 depends on ALPHA_GENERIC || ALPHA_PC164
>> 301 default y
525 302
526 config SH_CLK_CPG_LEGACY !! 303 config VGA_HOSE
527 depends on SH_CLK_CPG !! 304 bool
528 def_bool y if !CPU_SUBTYPE_SH7785 && ! !! 305 depends on VGA_CONSOLE && (ALPHA_GENERIC || ALPHA_TITAN || ALPHA_MARVEL || ALPHA_TSUNAMI)
529 !CPU_SHX3 && !CPU_SUBTYP !! 306 default y
530 !CPU_SUBTYPE_SH7734 && ! !! 307 help
531 !CPU_SUBTYPE_SH7269 !! 308 Support VGA on an arbitrary hose; needed for several platforms
>> 309 which always have multiple hoses, and whose consoles support it.
532 310
533 endmenu <<
534 311
535 menu "CPU Frequency scaling" !! 312 config ALPHA_QEMU
536 source "drivers/cpufreq/Kconfig" !! 313 bool "Run under QEMU emulation"
537 endmenu !! 314 depends on !ALPHA_GENERIC
>> 315 help
>> 316 Assume the presence of special features supported by QEMU PALcode
>> 317 that reduce the overhead of system emulation.
538 318
539 source "arch/sh/drivers/Kconfig" !! 319 Generic kernels will auto-detect QEMU. But when building a
>> 320 system-specific kernel, the assumption is that we want to
>> 321 eliminate as many runtime tests as possible.
540 322
541 endmenu !! 323 If unsure, say N.
542 324
543 menu "Kernel features" <<
544 325
545 source "kernel/Kconfig.hz" !! 326 config ALPHA_SRM
>> 327 bool "Use SRM as bootloader" if ALPHA_PC164 || ALPHA_TAKARA || ALPHA_ALCOR || ALPHA_MIATA || ALPHA_LX164 || ALPHA_SX164 || ALPHA_NAUTILUS
>> 328 depends on TTY
>> 329 default y if ALPHA_MIKASA || ALPHA_SABLE || ALPHA_NORITAKE || ALPHA_DP264 || ALPHA_RAWHIDE || ALPHA_EIGER || ALPHA_WILDFIRE || ALPHA_TITAN || ALPHA_SHARK || ALPHA_MARVEL
>> 330 help
>> 331 There are two different types of booting firmware on Alphas: SRM,
>> 332 which is command line driven, and ARC, which uses menus and arrow
>> 333 keys. Details about the Linux/Alpha booting process are contained in
>> 334 the Linux/Alpha FAQ, accessible on the WWW from
>> 335 <http://www.alphalinux.org/>.
546 336
547 config ARCH_SUPPORTS_KEXEC !! 337 The usual way to load Linux on an Alpha machine is to use MILO
548 def_bool MMU !! 338 (a bootloader that lets you pass command line parameters to the
>> 339 kernel just like lilo does for the x86 architecture) which can be
>> 340 loaded either from ARC or can be installed directly as a permanent
>> 341 firmware replacement from floppy (which requires changing a certain
>> 342 jumper on the motherboard). If you want to do either of these, say N
>> 343 here. If MILO doesn't work on your system (true for Jensen
>> 344 motherboards), you can bypass it altogether and boot Linux directly
>> 345 from an SRM console; say Y here in order to do that. Note that you
>> 346 won't be able to boot from an IDE disk using SRM.
549 347
550 config ARCH_SUPPORTS_CRASH_DUMP !! 348 If unsure, say N.
551 def_bool BROKEN_ON_SMP <<
552 349
553 config ARCH_SUPPORTS_KEXEC_JUMP !! 350 config ARCH_MAY_HAVE_PC_FDC
554 def_bool y 351 def_bool y
555 352
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 353 config SMP
568 bool "Symmetric multi-processing suppo 354 bool "Symmetric multi-processing support"
569 depends on SYS_SUPPORTS_SMP !! 355 depends on ALPHA_SABLE || ALPHA_RAWHIDE || ALPHA_DP264 || ALPHA_WILDFIRE || ALPHA_TITAN || ALPHA_GENERIC || ALPHA_SHARK || ALPHA_MARVEL
570 help 356 help
571 This enables support for systems wit 357 This enables support for systems with more than one CPU. If you have
572 a system with only one CPU, say N. I 358 a system with only one CPU, say N. If you have a system with more
573 than one CPU, say Y. 359 than one CPU, say Y.
574 360
575 If you say N here, the kernel will r 361 If you say N here, the kernel will run on uni- and multiprocessor
576 machines, but will use only one CPU 362 machines, but will use only one CPU of a multiprocessor machine. If
577 you say Y here, the kernel will run 363 you say Y here, the kernel will run on many, but not all,
578 uniprocessor machines. On a uniproce 364 uniprocessor machines. On a uniprocessor machine, the kernel
579 will run faster if you say N here. 365 will run faster if you say N here.
580 366
581 People using multiprocessor machines !! 367 See also the SMP-HOWTO available at
582 Y to "Enhanced Real Time Clock Suppo !! 368 <https://www.tldp.org/docs.html#howto>.
583 <<
584 See also <file:Documentation/admin-g <<
585 available at <https://www.tldp.org/d <<
586 369
587 If you don't know what to do here, s 370 If you don't know what to do here, say N.
588 371
589 config NR_CPUS 372 config NR_CPUS
590 int "Maximum number of CPUs (2-32)" 373 int "Maximum number of CPUs (2-32)"
591 range 2 32 374 range 2 32
592 depends on SMP 375 depends on SMP
593 default "4" if CPU_SUBTYPE_SHX3 !! 376 default "32" if ALPHA_GENERIC || ALPHA_MARVEL
594 default "2" !! 377 default "4" if !ALPHA_GENERIC && !ALPHA_MARVEL
595 help <<
596 This allows you to specify the maxim <<
597 kernel will support. The maximum su <<
598 minimum value which makes sense is 2 <<
599 <<
600 This is purely to save memory - each <<
601 approximately eight kilobytes to the <<
602 <<
603 config HOTPLUG_CPU <<
604 bool "Support for hot-pluggable CPUs ( <<
605 depends on SMP <<
606 help 378 help
607 Say Y here to experiment with turnin !! 379 MARVEL support can handle a maximum of 32 CPUs, all the others
608 can be controlled through /sys/devic !! 380 with working support have a maximum of 4 CPUs.
609 381
610 config GUSA !! 382 config ARCH_SPARSEMEM_ENABLE
611 def_bool y !! 383 bool "Sparse Memory Support"
612 depends on !SMP <<
613 help 384 help
614 This enables support for gUSA (gener !! 385 Say Y to support efficient handling of discontiguous physical memory,
615 This is the default implementation f !! 386 for systems that have huge holes in the physical address space.
616 CPUs, and is used by the libc, among <<
617 <<
618 For additional information, design i <<
619 in <http://lc.linux.or.jp/lc2002/pap <<
620 387
621 This should only be disabled for spe !! 388 config ALPHA_WTINT
622 atomicity implementations exist. !! 389 bool "Use WTINT" if ALPHA_SRM || ALPHA_GENERIC
623 !! 390 default y if ALPHA_QEMU
624 config GUSA_RB !! 391 default n if ALPHA_EV56
625 bool "Implement atomic operations by r !! 392 default n if !ALPHA_SRM && !ALPHA_GENERIC
626 depends on GUSA && CPU_SH3 || (CPU_SH4 !! 393 default y if SMP
627 help 394 help
628 Enabling this option will allow the !! 395 The Wait for Interrupt (WTINT) PALcall attempts to place the CPU
629 atomic operations using a software i !! 396 to sleep until the next interrupt. This may reduce the power
630 store-conditional (LLSC). On machine !! 397 consumed, and the heat produced by the computer. However, it has
631 LLSC, this should be more efficient !! 398 the side effect of making the cycle counter unreliable as a timing
632 disabling interrupts around the atom !! 399 device across the sleep.
633 400
634 config HW_PERF_EVENTS !! 401 For emulation under QEMU, definitely say Y here, as we have other
635 bool "Enable hardware performance coun !! 402 mechanisms for measuring time than the cycle counter.
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 <<
641 403
642 source "drivers/sh/Kconfig" !! 404 For EV4 (but not LCA), EV5 and EV56 systems, or for systems running
>> 405 MILO, sleep mode is not supported so you might as well say N here.
643 406
644 endmenu !! 407 For SMP systems we cannot use the cycle counter for timing anyway,
>> 408 so you might as well say Y here.
645 409
646 menu "Boot options" !! 410 If unsure, say N.
647 411
648 config USE_BUILTIN_DTB !! 412 # LARGE_VMALLOC is racy, if you *really* need it then fix it first
649 bool "Use builtin DTB" !! 413 config ALPHA_LARGE_VMALLOC
650 default n !! 414 bool
651 depends on SH_DEVICE_TREE <<
652 help 415 help
653 Link a device tree blob for particul !! 416 Process creation and other aspects of virtual memory management can
654 suppressing use of the DTB pointer p !! 417 be streamlined if we restrict the kernel to one PGD for all vmalloc
655 This option should only be used with !! 418 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 <<
709 419
710 choice !! 420 Under normal circumstances, this is so far and above what is needed
711 prompt "Kernel command line" !! 421 as to be laughable. However, there are certain applications (such
712 default CMDLINE_OVERWRITE !! 422 as benchmark-grade in-kernel web serving) that can make use of as
713 help !! 423 much vmalloc space as is available.
714 Setting this option allows the kerne <<
715 to be set. <<
716 424
717 config CMDLINE_OVERWRITE !! 425 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. <<
722 426
723 config CMDLINE_EXTEND !! 427 config VERBOSE_MCHECK
724 bool "Extend bootloader kernel argumen !! 428 bool "Verbose Machine Checks"
725 help <<
726 Given string will be concatenated wi <<
727 by a bootloader. <<
728 429
729 config CMDLINE_FROM_BOOTLOADER !! 430 config VERBOSE_MCHECK_ON
730 bool "Use bootloader kernel arguments" !! 431 int "Verbose Printing Mode (0=off, 1=on, 2=all)"
>> 432 depends on VERBOSE_MCHECK
>> 433 default 1
731 help 434 help
732 Uses the command-line options passed !! 435 This option allows the default printing mode to be set, and then
>> 436 possibly overridden by a boot command argument.
733 437
734 endchoice !! 438 For example, if one wanted the option of printing verbose
>> 439 machine checks, but wanted the default to be as if verbose
>> 440 machine check printing was turned off, then one would choose
>> 441 the printing mode to be 0. Then, upon reboot, one could add
>> 442 the boot command line "verbose_mcheck=1" to get the normal
>> 443 verbose machine check printing, or "verbose_mcheck=2" to get
>> 444 the maximum information available.
735 445
736 config CMDLINE !! 446 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" <<
740 447
741 endmenu !! 448 choice
>> 449 prompt "Timer interrupt frequency (HZ)?"
>> 450 default HZ_128 if ALPHA_QEMU
>> 451 default HZ_1200 if ALPHA_RAWHIDE
>> 452 default HZ_1024
>> 453 help
>> 454 The frequency at which timer interrupts occur. A high frequency
>> 455 minimizes latency, whereas a low frequency minimizes overhead of
>> 456 process accounting. The later effect is especially significant
>> 457 when being run under QEMU.
>> 458
>> 459 Note that some Alpha hardware cannot change the interrupt frequency
>> 460 of the timer. If unsure, say 1024 (or 1200 for Rawhide).
>> 461
>> 462 config HZ_32
>> 463 bool "32 Hz"
>> 464 config HZ_64
>> 465 bool "64 Hz"
>> 466 config HZ_128
>> 467 bool "128 Hz"
>> 468 config HZ_256
>> 469 bool "256 Hz"
>> 470 config HZ_1024
>> 471 bool "1024 Hz"
>> 472 config HZ_1200
>> 473 bool "1200 Hz"
>> 474 endchoice
742 475
743 menu "Bus options" !! 476 config HZ
>> 477 int
>> 478 default 32 if HZ_32
>> 479 default 64 if HZ_64
>> 480 default 128 if HZ_128
>> 481 default 256 if HZ_256
>> 482 default 1200 if HZ_1200
>> 483 default 1024
>> 484
>> 485 config SRM_ENV
>> 486 tristate "SRM environment through procfs"
>> 487 depends on PROC_FS
>> 488 help
>> 489 If you enable this option, a subdirectory inside /proc called
>> 490 /proc/srm_environment will give you access to the all important
>> 491 SRM environment variables (those which have a name) and also
>> 492 to all others (by their internal number).
>> 493
>> 494 SRM is something like a BIOS for Alpha machines. There are some
>> 495 other such BIOSes, like AlphaBIOS, which this driver cannot
>> 496 support (hey, that's not SRM!).
>> 497
>> 498 Despite the fact that this driver doesn't work on all Alphas (but
>> 499 only on those which have SRM as their firmware), it's save to
>> 500 build it even if your particular machine doesn't know about SRM
>> 501 (or if you intend to compile a generic kernel). It will simply
>> 502 not create those subdirectory in /proc (and give you some warning,
>> 503 of course).
744 504
745 config MAPLE !! 505 This driver is also available as a module and will be called
746 bool "Maple Bus support" !! 506 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. <<
755 507
756 endmenu 508 endmenu
757 509
758 menu "Power management options (EXPERIMENTAL)" !! 510 # DUMMY_CONSOLE may be defined in drivers/video/console/Kconfig
759 !! 511 # but we also need it if VGA_HOSE is set
760 source "kernel/power/Kconfig" !! 512 config DUMMY_CONSOLE
761 !! 513 bool
762 source "drivers/cpuidle/Kconfig" !! 514 depends on VGA_HOSE
763 !! 515 default y
764 endmenu <<
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