1 # SPDX-License-Identifier: GPL-2.0 1 # SPDX-License-Identifier: GPL-2.0
2 config MMU !! 2 config ALPHA
3 def_bool y !! 3 bool
>> 4 default y
>> 5 select ARCH_MIGHT_HAVE_PC_PARPORT
>> 6 select ARCH_MIGHT_HAVE_PC_SERIO
>> 7 select ARCH_USE_CMPXCHG_LOCKREF
>> 8 select HAVE_AOUT
>> 9 select HAVE_IDE
>> 10 select HAVE_OPROFILE
>> 11 select HAVE_PCSPKR_PLATFORM
>> 12 select HAVE_PERF_EVENTS
>> 13 select VIRT_TO_BUS
>> 14 select GENERIC_IRQ_PROBE
>> 15 select AUTO_IRQ_AFFINITY if SMP
>> 16 select GENERIC_IRQ_SHOW
>> 17 select ARCH_WANT_IPC_PARSE_VERSION
>> 18 select ARCH_HAVE_NMI_SAFE_CMPXCHG
>> 19 select AUDIT_ARCH
>> 20 select GENERIC_CLOCKEVENTS
>> 21 select GENERIC_SMP_IDLE_THREAD
>> 22 select GENERIC_STRNCPY_FROM_USER
>> 23 select GENERIC_STRNLEN_USER
>> 24 select HAVE_ARCH_AUDITSYSCALL
>> 25 select HAVE_MOD_ARCH_SPECIFIC
>> 26 select MODULES_USE_ELF_RELA
>> 27 select ODD_RT_SIGACTION
>> 28 select OLD_SIGSUSPEND
>> 29 select CPU_NO_EFFICIENT_FFS if !ALPHA_EV67
>> 30 help
>> 31 The Alpha is a 64-bit general-purpose processor designed and
>> 32 marketed by the Digital Equipment Corporation of blessed memory,
>> 33 now Hewlett-Packard. The Alpha Linux project has a home page at
>> 34 <http://www.alphalinux.org/>.
4 35
5 config CPU_BIG_ENDIAN !! 36 config 64BIT
6 def_bool y 37 def_bool y
7 38
8 config LOCKDEP_SUPPORT !! 39 config MMU
9 def_bool y !! 40 bool
>> 41 default y
10 42
11 config STACKTRACE_SUPPORT !! 43 config RWSEM_GENERIC_SPINLOCK
12 def_bool y !! 44 bool
>> 45
>> 46 config RWSEM_XCHGADD_ALGORITHM
>> 47 bool
>> 48 default y
13 49
14 config ARCH_HAS_ILOG2_U32 50 config ARCH_HAS_ILOG2_U32
15 def_bool n !! 51 bool
>> 52 default n
16 53
17 config ARCH_HAS_ILOG2_U64 54 config ARCH_HAS_ILOG2_U64
18 def_bool n !! 55 bool
19 !! 56 default n
20 config ARCH_PROC_KCORE_TEXT <<
21 def_bool y <<
22 <<
23 config GENERIC_HWEIGHT <<
24 def_bool !HAVE_MARCH_Z196_FEATURES <<
25 <<
26 config GENERIC_BUG <<
27 def_bool y if BUG <<
28 <<
29 config GENERIC_BUG_RELATIVE_POINTERS <<
30 def_bool y <<
31 <<
32 config GENERIC_LOCKBREAK <<
33 def_bool y if PREEMPTION <<
34 <<
35 config PGSTE <<
36 def_bool y if KVM <<
37 <<
38 config AUDIT_ARCH <<
39 def_bool y <<
40 57
41 config NO_IOPORT_MAP !! 58 config GENERIC_CALIBRATE_DELAY
42 def_bool y !! 59 bool
>> 60 default y
43 61
44 config PCI_QUIRKS !! 62 config ZONE_DMA
45 def_bool n !! 63 bool
>> 64 default y
46 65
47 config ARCH_SUPPORTS_UPROBES !! 66 config ARCH_DMA_ADDR_T_64BIT
48 def_bool y 67 def_bool y
49 68
50 config KASAN_SHADOW_OFFSET !! 69 config NEED_DMA_MAP_STATE
51 hex !! 70 def_bool y
52 depends on KASAN <<
53 default 0x1C000000000000 <<
54 71
55 config S390 !! 72 config NEED_SG_DMA_LENGTH
56 def_bool y 73 def_bool y
57 # <<
58 # Note: keep this list sorted alphabet <<
59 # <<
60 imply IMA_SECURE_AND_OR_TRUSTED_BOOT <<
61 select ALTERNATE_USER_ADDRESS_SPACE <<
62 select ARCH_32BIT_USTAT_F_TINODE <<
63 select ARCH_BINFMT_ELF_STATE <<
64 select ARCH_CORRECT_STACKTRACE_ON_KRET <<
65 select ARCH_ENABLE_MEMORY_HOTPLUG if S <<
66 select ARCH_ENABLE_MEMORY_HOTREMOVE <<
67 select ARCH_ENABLE_SPLIT_PMD_PTLOCK if <<
68 select ARCH_HAS_CURRENT_STACK_POINTER <<
69 select ARCH_HAS_DEBUG_VIRTUAL <<
70 select ARCH_HAS_DEBUG_VM_PGTABLE <<
71 select ARCH_HAS_DEBUG_WX <<
72 select ARCH_HAS_DEVMEM_IS_ALLOWED <<
73 select ARCH_HAS_DMA_OPS if PCI <<
74 select ARCH_HAS_ELF_RANDOMIZE <<
75 select ARCH_HAS_FORCE_DMA_UNENCRYPTED <<
76 select ARCH_HAS_FORTIFY_SOURCE <<
77 select ARCH_HAS_GCOV_PROFILE_ALL <<
78 select ARCH_HAS_GIGANTIC_PAGE <<
79 select ARCH_HAS_KCOV <<
80 select ARCH_HAS_MEMBARRIER_SYNC_CORE <<
81 select ARCH_HAS_MEM_ENCRYPT <<
82 select ARCH_HAS_NMI_SAFE_THIS_CPU_OPS <<
83 select ARCH_HAS_PTE_SPECIAL <<
84 select ARCH_HAS_SCALED_CPUTIME <<
85 select ARCH_HAS_SET_DIRECT_MAP <<
86 select ARCH_HAS_SET_MEMORY <<
87 select ARCH_HAS_STRICT_KERNEL_RWX <<
88 select ARCH_HAS_STRICT_MODULE_RWX <<
89 select ARCH_HAS_SYSCALL_WRAPPER <<
90 select ARCH_HAS_UBSAN <<
91 select ARCH_HAS_VDSO_DATA <<
92 select ARCH_HAVE_NMI_SAFE_CMPXCHG <<
93 select ARCH_INLINE_READ_LOCK <<
94 select ARCH_INLINE_READ_LOCK_BH <<
95 select ARCH_INLINE_READ_LOCK_IRQ <<
96 select ARCH_INLINE_READ_LOCK_IRQSAVE <<
97 select ARCH_INLINE_READ_TRYLOCK <<
98 select ARCH_INLINE_READ_UNLOCK <<
99 select ARCH_INLINE_READ_UNLOCK_BH <<
100 select ARCH_INLINE_READ_UNLOCK_IRQ <<
101 select ARCH_INLINE_READ_UNLOCK_IRQREST <<
102 select ARCH_INLINE_SPIN_LOCK <<
103 select ARCH_INLINE_SPIN_LOCK_BH <<
104 select ARCH_INLINE_SPIN_LOCK_IRQ <<
105 select ARCH_INLINE_SPIN_LOCK_IRQSAVE <<
106 select ARCH_INLINE_SPIN_TRYLOCK <<
107 select ARCH_INLINE_SPIN_TRYLOCK_BH <<
108 select ARCH_INLINE_SPIN_UNLOCK <<
109 select ARCH_INLINE_SPIN_UNLOCK_BH <<
110 select ARCH_INLINE_SPIN_UNLOCK_IRQ <<
111 select ARCH_INLINE_SPIN_UNLOCK_IRQREST <<
112 select ARCH_INLINE_WRITE_LOCK <<
113 select ARCH_INLINE_WRITE_LOCK_BH <<
114 select ARCH_INLINE_WRITE_LOCK_IRQ <<
115 select ARCH_INLINE_WRITE_LOCK_IRQSAVE <<
116 select ARCH_INLINE_WRITE_TRYLOCK <<
117 select ARCH_INLINE_WRITE_UNLOCK <<
118 select ARCH_INLINE_WRITE_UNLOCK_BH <<
119 select ARCH_INLINE_WRITE_UNLOCK_IRQ <<
120 select ARCH_INLINE_WRITE_UNLOCK_IRQRES <<
121 select ARCH_MHP_MEMMAP_ON_MEMORY_ENABL <<
122 select ARCH_STACKWALK <<
123 select ARCH_SUPPORTS_ATOMIC_RMW <<
124 select ARCH_SUPPORTS_DEBUG_PAGEALLOC <<
125 select ARCH_SUPPORTS_HUGETLBFS <<
126 select ARCH_SUPPORTS_INT128 if CC_HAS_ <<
127 select ARCH_SUPPORTS_NUMA_BALANCING <<
128 select ARCH_SUPPORTS_PER_VMA_LOCK <<
129 select ARCH_USE_BUILTIN_BSWAP <<
130 select ARCH_USE_CMPXCHG_LOCKREF <<
131 select ARCH_USE_SYM_ANNOTATIONS <<
132 select ARCH_WANTS_NO_INSTR <<
133 select ARCH_WANT_DEFAULT_BPF_JIT <<
134 select ARCH_WANT_IPC_PARSE_VERSION <<
135 select ARCH_WANT_KERNEL_PMD_MKWRITE <<
136 select ARCH_WANT_LD_ORPHAN_WARN <<
137 select ARCH_WANT_OPTIMIZE_HUGETLB_VMEM <<
138 select BUILDTIME_TABLE_SORT <<
139 select CLONE_BACKWARDS2 <<
140 select DCACHE_WORD_ACCESS if !KMSAN <<
141 select DYNAMIC_FTRACE if FUNCTION_TRAC <<
142 select FUNCTION_ALIGNMENT_8B if CC_IS_ <<
143 select FUNCTION_ALIGNMENT_16B if !CC_I <<
144 select GENERIC_ALLOCATOR <<
145 select GENERIC_CPU_DEVICES <<
146 select GENERIC_CPU_AUTOPROBE <<
147 select GENERIC_CPU_VULNERABILITIES <<
148 select GENERIC_ENTRY <<
149 select GENERIC_GETTIMEOFDAY <<
150 select GENERIC_PTDUMP <<
151 select GENERIC_SMP_IDLE_THREAD <<
152 select GENERIC_TIME_VSYSCALL <<
153 select GENERIC_VDSO_TIME_NS <<
154 select GENERIC_IOREMAP if PCI <<
155 select HAVE_ALIGNED_STRUCT_PAGE <<
156 select HAVE_ARCH_AUDITSYSCALL <<
157 select HAVE_ARCH_JUMP_LABEL <<
158 select HAVE_ARCH_JUMP_LABEL_RELATIVE <<
159 select HAVE_ARCH_KASAN <<
160 select HAVE_ARCH_KASAN_VMALLOC <<
161 select HAVE_ARCH_KCSAN <<
162 select HAVE_ARCH_KMSAN <<
163 select HAVE_ARCH_KFENCE <<
164 select HAVE_ARCH_RANDOMIZE_KSTACK_OFFS <<
165 select HAVE_ARCH_SECCOMP_FILTER <<
166 select HAVE_ARCH_SOFT_DIRTY <<
167 select HAVE_ARCH_STACKLEAK <<
168 select HAVE_ARCH_TRACEHOOK <<
169 select HAVE_ARCH_TRANSPARENT_HUGEPAGE <<
170 select HAVE_ARCH_VMAP_STACK <<
171 select HAVE_ASM_MODVERSIONS <<
172 select HAVE_CMPXCHG_DOUBLE <<
173 select HAVE_CMPXCHG_LOCAL <<
174 select HAVE_DEBUG_KMEMLEAK <<
175 select HAVE_DMA_CONTIGUOUS <<
176 select HAVE_DYNAMIC_FTRACE <<
177 select HAVE_DYNAMIC_FTRACE_WITH_ARGS <<
178 select HAVE_DYNAMIC_FTRACE_WITH_DIRECT <<
179 select HAVE_DYNAMIC_FTRACE_WITH_REGS <<
180 select HAVE_EBPF_JIT if HAVE_MARCH_Z19 <<
181 select HAVE_EFFICIENT_UNALIGNED_ACCESS <<
182 select HAVE_GUP_FAST <<
183 select HAVE_FENTRY <<
184 select HAVE_FTRACE_MCOUNT_RECORD <<
185 select HAVE_FUNCTION_ARG_ACCESS_API <<
186 select HAVE_FUNCTION_ERROR_INJECTION <<
187 select HAVE_FUNCTION_GRAPH_RETVAL <<
188 select HAVE_FUNCTION_GRAPH_TRACER <<
189 select HAVE_FUNCTION_TRACER <<
190 select HAVE_GCC_PLUGINS <<
191 select HAVE_GENERIC_VDSO <<
192 select HAVE_IOREMAP_PROT if PCI <<
193 select HAVE_KERNEL_BZIP2 <<
194 select HAVE_KERNEL_GZIP <<
195 select HAVE_KERNEL_LZ4 <<
196 select HAVE_KERNEL_LZMA <<
197 select HAVE_KERNEL_LZO <<
198 select HAVE_KERNEL_UNCOMPRESSED <<
199 select HAVE_KERNEL_XZ <<
200 select HAVE_KERNEL_ZSTD <<
201 select HAVE_KPROBES <<
202 select HAVE_KPROBES_ON_FTRACE <<
203 select HAVE_KRETPROBES <<
204 select HAVE_LIVEPATCH <<
205 select HAVE_MEMBLOCK_PHYS_MAP <<
206 select HAVE_MOD_ARCH_SPECIFIC <<
207 select HAVE_NMI <<
208 select HAVE_NOP_MCOUNT <<
209 select HAVE_PAGE_SIZE_4KB <<
210 select HAVE_PCI <<
211 select HAVE_PERF_EVENTS <<
212 select HAVE_PERF_REGS <<
213 select HAVE_PERF_USER_STACK_DUMP <<
214 select HAVE_REGS_AND_STACK_ACCESS_API <<
215 select HAVE_RELIABLE_STACKTRACE <<
216 select HAVE_RETHOOK <<
217 select HAVE_RSEQ <<
218 select HAVE_SAMPLE_FTRACE_DIRECT <<
219 select HAVE_SAMPLE_FTRACE_DIRECT_MULTI <<
220 select HAVE_SETUP_PER_CPU_AREA <<
221 select HAVE_SOFTIRQ_ON_OWN_STACK <<
222 select HAVE_SYSCALL_TRACEPOINTS <<
223 select HAVE_VIRT_CPU_ACCOUNTING <<
224 select HAVE_VIRT_CPU_ACCOUNTING_IDLE <<
225 select IOMMU_HELPER if PCI <<
226 select IOMMU_SUPPORT if PCI <<
227 select MMU_GATHER_MERGE_VMAS <<
228 select MMU_GATHER_NO_GATHER <<
229 select MMU_GATHER_RCU_TABLE_FREE <<
230 select MODULES_USE_ELF_RELA <<
231 select NEED_DMA_MAP_STATE if PCI <<
232 select NEED_PER_CPU_EMBED_FIRST_CHUNK <<
233 select NEED_SG_DMA_LENGTH if PCI <<
234 select OLD_SIGACTION <<
235 select OLD_SIGSUSPEND3 <<
236 select PCI_DOMAINS if PCI <<
237 select PCI_MSI if PCI <<
238 select PCI_MSI_ARCH_FALLBACKS if PCI <<
239 select SPARSE_IRQ <<
240 select SWIOTLB <<
241 select SYSCTL_EXCEPTION_TRACE <<
242 select THREAD_INFO_IN_TASK <<
243 select TRACE_IRQFLAGS_SUPPORT <<
244 select TTY <<
245 select USER_STACKTRACE_SUPPORT <<
246 select VDSO_GETRANDOM <<
247 select VIRT_CPU_ACCOUNTING <<
248 select ZONE_DMA <<
249 # Note: keep the above list sorted alp <<
250 74
251 config SCHED_OMIT_FRAME_POINTER !! 75 config GENERIC_ISA_DMA
252 def_bool y !! 76 bool
>> 77 default y
253 78
254 config PGTABLE_LEVELS 79 config PGTABLE_LEVELS
255 int 80 int
256 default 5 !! 81 default 3
257 82
258 source "kernel/livepatch/Kconfig" !! 83 source "init/Kconfig"
>> 84 source "kernel/Kconfig.freezer"
259 85
260 config ARCH_SUPPORTS_KEXEC !! 86 config AUDIT_ARCH
261 def_bool y !! 87 bool
262 <<
263 config ARCH_SUPPORTS_KEXEC_FILE <<
264 def_bool y <<
265 <<
266 config ARCH_SUPPORTS_KEXEC_SIG <<
267 def_bool MODULE_SIG_FORMAT <<
268 88
269 config ARCH_SUPPORTS_KEXEC_PURGATORY !! 89 menu "System setup"
270 def_bool y <<
271 <<
272 config ARCH_SUPPORTS_CRASH_DUMP <<
273 def_bool y <<
274 help <<
275 Refer to <file:Documentation/arch/s3 <<
276 This option also enables s390 zfcpdu <<
277 See also <file:Documentation/arch/s3 <<
278 <<
279 menu "Processor type and features" <<
280 <<
281 config HAVE_MARCH_Z10_FEATURES <<
282 def_bool n <<
283 <<
284 config HAVE_MARCH_Z196_FEATURES <<
285 def_bool n <<
286 select HAVE_MARCH_Z10_FEATURES <<
287 <<
288 config HAVE_MARCH_ZEC12_FEATURES <<
289 def_bool n <<
290 select HAVE_MARCH_Z196_FEATURES <<
291 <<
292 config HAVE_MARCH_Z13_FEATURES <<
293 def_bool n <<
294 select HAVE_MARCH_ZEC12_FEATURES <<
295 <<
296 config HAVE_MARCH_Z14_FEATURES <<
297 def_bool n <<
298 select HAVE_MARCH_Z13_FEATURES <<
299 <<
300 config HAVE_MARCH_Z15_FEATURES <<
301 def_bool n <<
302 select HAVE_MARCH_Z14_FEATURES <<
303 <<
304 config HAVE_MARCH_Z16_FEATURES <<
305 def_bool n <<
306 select HAVE_MARCH_Z15_FEATURES <<
307 90
308 choice 91 choice
309 prompt "Processor type" !! 92 prompt "Alpha system type"
310 default MARCH_Z196 !! 93 default ALPHA_GENERIC
>> 94 ---help---
>> 95 This is the system type of your hardware. A "generic" kernel will
>> 96 run on any supported Alpha system. However, if you configure a
>> 97 kernel for your specific system, it will be faster and smaller.
311 98
312 config MARCH_Z10 !! 99 To find out what type of Alpha system you have, you may want to
313 bool "IBM System z10" !! 100 check out the Linux/Alpha FAQ, accessible on the WWW from
314 select HAVE_MARCH_Z10_FEATURES !! 101 <http://www.alphalinux.org/>. In summary:
315 depends on $(cc-option,-march=z10) <<
316 help <<
317 Select this to enable optimizations <<
318 series). This is the oldest machine <<
319 <<
320 config MARCH_Z196 <<
321 bool "IBM zEnterprise 114 and 196" <<
322 select HAVE_MARCH_Z196_FEATURES <<
323 depends on $(cc-option,-march=z196) <<
324 help <<
325 Select this to enable optimizations <<
326 (2818 and 2817 series). The kernel w <<
327 not work on older machines. <<
328 <<
329 config MARCH_ZEC12 <<
330 bool "IBM zBC12 and zEC12" <<
331 select HAVE_MARCH_ZEC12_FEATURES <<
332 depends on $(cc-option,-march=zEC12) <<
333 help <<
334 Select this to enable optimizations <<
335 2827 series). The kernel will be sli <<
336 older machines. <<
337 <<
338 config MARCH_Z13 <<
339 bool "IBM z13s and z13" <<
340 select HAVE_MARCH_Z13_FEATURES <<
341 depends on $(cc-option,-march=z13) <<
342 help <<
343 Select this to enable optimizations <<
344 2964 series). The kernel will be sli <<
345 older machines. <<
346 <<
347 config MARCH_Z14 <<
348 bool "IBM z14 ZR1 and z14" <<
349 select HAVE_MARCH_Z14_FEATURES <<
350 depends on $(cc-option,-march=z14) <<
351 help <<
352 Select this to enable optimizations <<
353 and 3906 series). The kernel will be <<
354 work on older machines. <<
355 <<
356 config MARCH_Z15 <<
357 bool "IBM z15" <<
358 select HAVE_MARCH_Z15_FEATURES <<
359 depends on $(cc-option,-march=z15) <<
360 help <<
361 Select this to enable optimizations <<
362 and 8561 series). The kernel will be <<
363 work on older machines. <<
364 <<
365 config MARCH_Z16 <<
366 bool "IBM z16" <<
367 select HAVE_MARCH_Z16_FEATURES <<
368 depends on $(cc-option,-march=z16) <<
369 help <<
370 Select this to enable optimizations <<
371 3932 series). <<
372 102
373 endchoice !! 103 Alcor/Alpha-XLT AS 600, AS 500, XL-300, XL-366
>> 104 Alpha-XL XL-233, XL-266
>> 105 AlphaBook1 Alpha laptop
>> 106 Avanti AS 200, AS 205, AS 250, AS 255, AS 300, AS 400
>> 107 Cabriolet AlphaPC64, AlphaPCI64
>> 108 DP264 DP264 / DS20 / ES40 / DS10 / DS10L
>> 109 EB164 EB164 21164 evaluation board
>> 110 EB64+ EB64+ 21064 evaluation board
>> 111 EB66 EB66 21066 evaluation board
>> 112 EB66+ EB66+ 21066 evaluation board
>> 113 Jensen DECpc 150, DEC 2000 models 300, 500
>> 114 LX164 AlphaPC164-LX
>> 115 Lynx AS 2100A
>> 116 Miata Personal Workstation 433/500/600 a/au
>> 117 Marvel AlphaServer ES47 / ES80 / GS1280
>> 118 Mikasa AS 1000
>> 119 Noname AXPpci33, UDB (Multia)
>> 120 Noritake AS 1000A, AS 600A, AS 800
>> 121 PC164 AlphaPC164
>> 122 Rawhide AS 1200, AS 4000, AS 4100
>> 123 Ruffian RPX164-2, AlphaPC164-UX, AlphaPC164-BX
>> 124 SX164 AlphaPC164-SX
>> 125 Sable AS 2000, AS 2100
>> 126 Shark DS 20L
>> 127 Takara Takara (OEM)
>> 128 Titan AlphaServer ES45 / DS25 / DS15
>> 129 Wildfire AlphaServer GS 40/80/160/320
374 130
375 config MARCH_Z10_TUNE !! 131 If you don't know what to do, choose "generic".
376 def_bool TUNE_Z10 || MARCH_Z10 && TUNE <<
377 132
378 config MARCH_Z196_TUNE !! 133 config ALPHA_GENERIC
379 def_bool TUNE_Z196 || MARCH_Z196 && TU !! 134 bool "Generic"
380 !! 135 depends on TTY
381 config MARCH_ZEC12_TUNE !! 136 help
382 def_bool TUNE_ZEC12 || MARCH_ZEC12 && !! 137 A generic kernel will run on all supported Alpha hardware.
383 138
384 config MARCH_Z13_TUNE !! 139 config ALPHA_ALCOR
385 def_bool TUNE_Z13 || MARCH_Z13 && TUNE !! 140 bool "Alcor/Alpha-XLT"
>> 141 help
>> 142 For systems using the Digital ALCOR chipset: 5 chips (4, 64-bit data
>> 143 slices (Data Switch, DSW) - 208-pin PQFP and 1 control (Control, I/O
>> 144 Address, CIA) - a 383 pin plastic PGA). It provides a DRAM
>> 145 controller (256-bit memory bus) and a PCI interface. It also does
>> 146 all the work required to support an external Bcache and to maintain
>> 147 memory coherence when a PCI device DMAs into (or out of) memory.
386 148
387 config MARCH_Z14_TUNE !! 149 config ALPHA_XL
388 def_bool TUNE_Z14 || MARCH_Z14 && TUNE !! 150 bool "Alpha-XL"
>> 151 help
>> 152 XL-233 and XL-266-based Alpha systems.
389 153
390 config MARCH_Z15_TUNE !! 154 config ALPHA_BOOK1
391 def_bool TUNE_Z15 || MARCH_Z15 && TUNE !! 155 bool "AlphaBook1"
>> 156 help
>> 157 Dec AlphaBook1/Burns Alpha-based laptops.
392 158
393 config MARCH_Z16_TUNE !! 159 config ALPHA_AVANTI_CH
394 def_bool TUNE_Z16 || MARCH_Z16 && TUNE !! 160 bool "Avanti"
395 161
396 choice !! 162 config ALPHA_CABRIOLET
397 prompt "Tune code generation" !! 163 bool "Cabriolet"
398 default TUNE_DEFAULT <<
399 help 164 help
400 Cause the compiler to tune (-mtune) !! 165 Cabriolet AlphaPC64, AlphaPCI64 systems. Derived from EB64+ but now
401 This will make the code run faster o !! 166 baby-AT with Flash boot ROM, no on-board SCSI or Ethernet. 3 ISA
402 somewhat slower on other machines. !! 167 slots, 4 PCI slots (one pair are on a shared slot), uses plug-in
403 This option only changes how the com !! 168 Bcache SIMMs. Requires power supply with 3.3V output.
404 selection of instructions itself, so <<
405 all other machines. <<
406 <<
407 config TUNE_DEFAULT <<
408 bool "Default" <<
409 help <<
410 Tune the generated code for the targ <<
411 will be compiled. <<
412 <<
413 config TUNE_Z10 <<
414 bool "IBM System z10" <<
415 <<
416 config TUNE_Z196 <<
417 bool "IBM zEnterprise 114 and 196" <<
418 depends on $(cc-option,-mtune=z196) <<
419 <<
420 config TUNE_ZEC12 <<
421 bool "IBM zBC12 and zEC12" <<
422 depends on $(cc-option,-mtune=zEC12) <<
423 <<
424 config TUNE_Z13 <<
425 bool "IBM z13s and z13" <<
426 depends on $(cc-option,-mtune=z13) <<
427 <<
428 config TUNE_Z14 <<
429 bool "IBM z14 ZR1 and z14" <<
430 depends on $(cc-option,-mtune=z14) <<
431 <<
432 config TUNE_Z15 <<
433 bool "IBM z15" <<
434 depends on $(cc-option,-mtune=z15) <<
435 <<
436 config TUNE_Z16 <<
437 bool "IBM z16" <<
438 depends on $(cc-option,-mtune=z16) <<
439 169
440 endchoice !! 170 config ALPHA_DP264
>> 171 bool "DP264"
>> 172 help
>> 173 Various 21264 systems with the tsunami core logic chipset.
>> 174 API Networks: 264DP, UP2000(+), CS20;
>> 175 Compaq: DS10(E,L), XP900, XP1000, DS20(E), ES40.
441 176
442 config 64BIT !! 177 config ALPHA_EB164
443 def_bool y !! 178 bool "EB164"
>> 179 help
>> 180 EB164 21164 evaluation board from DEC. Uses 21164 and ALCOR. Has
>> 181 ISA and PCI expansion (3 ISA slots, 2 64-bit PCI slots (one is
>> 182 shared with an ISA slot) and 2 32-bit PCI slots. Uses plus-in
>> 183 Bcache SIMMs. I/O sub-system provides SuperI/O (2S, 1P, FD), KBD,
>> 184 MOUSE (PS2 style), RTC/NVRAM. Boot ROM is Flash. PC-AT-sized
>> 185 motherboard. Requires power supply with 3.3V output.
444 186
445 config COMMAND_LINE_SIZE !! 187 config ALPHA_EB64P_CH
446 int "Maximum size of kernel command li !! 188 bool "EB64+"
447 default 4096 <<
448 range 896 1048576 <<
449 help <<
450 This allows you to specify the maxim <<
451 line. <<
452 <<
453 config COMPAT <<
454 def_bool n <<
455 prompt "Kernel support for 31 bit emul <<
456 select ARCH_WANT_OLD_COMPAT_IPC <<
457 select COMPAT_OLD_SIGACTION <<
458 select HAVE_UID16 <<
459 depends on MULTIUSER <<
460 depends on !CC_IS_CLANG && !LD_IS_LLD <<
461 help <<
462 Select this option if you want to en <<
463 handle system-calls from ELF binarie <<
464 (and some other stuff like libraries <<
465 executing 31 bit applications. <<
466 189
467 If unsure say N. !! 190 config ALPHA_EB66
>> 191 bool "EB66"
>> 192 help
>> 193 A Digital DS group board. Uses 21066 or 21066A. I/O sub-system is
>> 194 identical to EB64+. Baby PC-AT size. Runs from standard PC power
>> 195 supply. The EB66 schematic was published as a marketing poster
>> 196 advertising the 21066 as "the first microprocessor in the world with
>> 197 embedded PCI".
468 198
469 config SMP !! 199 config ALPHA_EB66P
470 def_bool y !! 200 bool "EB66+"
>> 201 help
>> 202 Later variant of the EB66 board.
471 203
472 config NR_CPUS !! 204 config ALPHA_EIGER
473 int "Maximum number of CPUs (2-512)" !! 205 bool "Eiger"
474 range 2 512 !! 206 help
475 default "64" !! 207 Apparently an obscure OEM single-board computer based on the
476 help !! 208 Typhoon/Tsunami chipset family. Information on it is scanty.
477 This allows you to specify the maxim <<
478 kernel will support. The maximum sup <<
479 minimum value which makes sense is 2 <<
480 209
481 This is purely to save memory - each !! 210 config ALPHA_JENSEN
482 approximately sixteen kilobytes to t !! 211 bool "Jensen"
>> 212 depends on BROKEN
>> 213 help
>> 214 DEC PC 150 AXP (aka Jensen): This is a very old Digital system - one
>> 215 of the first-generation Alpha systems. A number of these systems
>> 216 seem to be available on the second- hand market. The Jensen is a
>> 217 floor-standing tower system which originally used a 150MHz 21064 It
>> 218 used programmable logic to interface a 486 EISA I/O bridge to the
>> 219 CPU.
483 220
484 config HOTPLUG_CPU !! 221 config ALPHA_LX164
485 def_bool y !! 222 bool "LX164"
>> 223 help
>> 224 A technical overview of this board is available at
>> 225 <http://www.unix-ag.org/Linux-Alpha/Architectures/LX164.html>.
486 226
487 config NUMA !! 227 config ALPHA_LYNX
488 bool "NUMA support" !! 228 bool "Lynx"
489 depends on SCHED_TOPOLOGY <<
490 default n <<
491 help 229 help
492 Enable NUMA support !! 230 AlphaServer 2100A-based systems.
493 231
494 This option adds NUMA support to the !! 232 config ALPHA_MARVEL
>> 233 bool "Marvel"
>> 234 help
>> 235 AlphaServer ES47 / ES80 / GS1280 based on EV7.
495 236
496 config NODES_SHIFT !! 237 config ALPHA_MIATA
497 int !! 238 bool "Miata"
498 depends on NUMA !! 239 help
499 default "1" !! 240 The Digital PersonalWorkStation (PWS 433a, 433au, 500a, 500au, 600a,
>> 241 or 600au).
500 242
501 config SCHED_SMT !! 243 config ALPHA_MIKASA
502 def_bool n !! 244 bool "Mikasa"
>> 245 help
>> 246 AlphaServer 1000-based Alpha systems.
503 247
504 config SCHED_MC !! 248 config ALPHA_NAUTILUS
505 def_bool n !! 249 bool "Nautilus"
>> 250 help
>> 251 Alpha systems based on the AMD 751 & ALI 1543C chipsets.
506 252
507 config SCHED_TOPOLOGY !! 253 config ALPHA_NONAME_CH
508 def_bool y !! 254 bool "Noname"
509 prompt "Topology scheduler support" <<
510 select SCHED_SMT <<
511 select SCHED_MC <<
512 help <<
513 Topology scheduler support improves <<
514 making when dealing with machines th <<
515 multiple cores or multiple books. <<
516 255
517 config SCHED_TOPOLOGY_VERTICAL !! 256 config ALPHA_NORITAKE
518 def_bool y !! 257 bool "Noritake"
519 bool "Use vertical CPU polarization by <<
520 depends on SCHED_TOPOLOGY <<
521 help 258 help
522 Use vertical CPU polarization by def !! 259 AlphaServer 1000A, AlphaServer 600A, and AlphaServer 800-based
523 The default CPU polarization is hori !! 260 systems.
524 261
525 config HIPERDISPATCH_ON !! 262 config ALPHA_PC164
526 def_bool y !! 263 bool "PC164"
527 bool "Use hiperdispatch on vertical po <<
528 depends on SCHED_TOPOLOGY <<
529 depends on PROC_SYSCTL <<
530 help <<
531 Hiperdispatch aims to improve the CP <<
532 making when using vertical polarizat <<
533 capacities dynamically. Set this opt <<
534 on vertical polarization by default. <<
535 by sysctl's s390.hiperdispatch attri <<
536 <<
537 source "kernel/Kconfig.hz" <<
538 <<
539 config CERT_STORE <<
540 bool "Get user certificates via DIAG32 <<
541 depends on KEYS <<
542 select CRYPTO_LIB_SHA256 <<
543 help <<
544 Enable this option if you want to ac <<
545 certificates via DIAG 0x320. <<
546 <<
547 These certificates will be made avai <<
548 'cert_store'. <<
549 <<
550 config KERNEL_NOBP <<
551 def_bool n <<
552 prompt "Enable modified branch predict <<
553 help <<
554 If this option is selected the kerne <<
555 branch prediction mode if the firmwa <<
556 The modified branch prediction mode <<
557 regard to speculative execution. <<
558 264
559 With the option enabled the kernel p !! 265 config ALPHA_P2K
560 can be used to run the kernel in the !! 266 bool "Platform2000"
561 267
562 With the option disabled the modifie !! 268 config ALPHA_RAWHIDE
563 enabled with the "nobp=1" kernel par !! 269 bool "Rawhide"
>> 270 help
>> 271 AlphaServer 1200, AlphaServer 4000 and AlphaServer 4100 machines.
>> 272 See HOWTO at
>> 273 <http://www.alphalinux.org/docs/rawhide/4100_install.shtml>.
564 274
565 If unsure, say N. !! 275 config ALPHA_RUFFIAN
>> 276 bool "Ruffian"
>> 277 help
>> 278 Samsung APC164UX. There is a page on known problems and workarounds
>> 279 at <http://www.alphalinux.org/faq/FAQ-11.html>.
566 280
567 config EXPOLINE !! 281 config ALPHA_RX164
568 def_bool n !! 282 bool "RX164"
569 depends on $(cc-option,-mindirect-bran <<
570 prompt "Avoid speculative indirect bra <<
571 help <<
572 Compile the kernel with the expoline <<
573 against kernel-to-user data leaks by <<
574 branches. <<
575 Requires a compiler with -mindirect- <<
576 protection. The kernel may run slowe <<
577 283
578 If unsure, say N. !! 284 config ALPHA_SX164
>> 285 bool "SX164"
579 286
580 config EXPOLINE_EXTERN !! 287 config ALPHA_SABLE
581 def_bool EXPOLINE && CC_IS_GCC && GCC_ !! 288 bool "Sable"
582 $(success,$(srctree)/arch/s39 !! 289 help
583 help !! 290 Digital AlphaServer 2000 and 2100-based systems.
584 Generate expolines as external funct <<
585 This option is required for some too <<
586 are enabled. The kernel is compiled <<
587 -mindirect-branch=thunk-extern, whic <<
588 291
589 choice !! 292 config ALPHA_SHARK
590 prompt "Expoline default" !! 293 bool "Shark"
591 depends on EXPOLINE <<
592 default EXPOLINE_FULL <<
593 294
594 config EXPOLINE_OFF !! 295 config ALPHA_TAKARA
595 bool "spectre_v2=off" !! 296 bool "Takara"
>> 297 help
>> 298 Alpha 11164-based OEM single-board computer.
596 299
597 config EXPOLINE_AUTO !! 300 config ALPHA_TITAN
598 bool "spectre_v2=auto" !! 301 bool "Titan"
>> 302 help
>> 303 AlphaServer ES45/DS25 SMP based on EV68 and Titan chipset.
599 304
600 config EXPOLINE_FULL !! 305 config ALPHA_WILDFIRE
601 bool "spectre_v2=on" !! 306 bool "Wildfire"
>> 307 help
>> 308 AlphaServer GS 40/80/160/320 SMP based on the EV67 core.
602 309
603 endchoice 310 endchoice
604 311
605 config RELOCATABLE !! 312 # clear all implied options (don't want default values for those):
606 def_bool y !! 313 # Most of these machines have ISA slots; not exactly sure which don't,
>> 314 # and this doesn't activate hordes of code, so do it always.
>> 315 config ISA
>> 316 bool
>> 317 default y
607 help 318 help
608 This builds a kernel image that reta !! 319 Find out whether you have ISA slots on your motherboard. ISA is the
609 so it can be loaded at an arbitrary !! 320 name of a bus system, i.e. the way the CPU talks to the other stuff
610 The relocations make the kernel imag !! 321 inside your box. Other bus systems are PCI, EISA, MicroChannel
611 10%), but are discarded at runtime. !! 322 (MCA) or VESA. ISA is an older system, now being displaced by PCI;
612 Note: this option exists only for do !! 323 newer boards don't support it. If you have ISA, say Y, otherwise N.
613 not remove it. <<
614 <<
615 config RANDOMIZE_BASE <<
616 bool "Randomize the address of the ker <<
617 default y <<
618 help <<
619 In support of Kernel Address Space L <<
620 this randomizes the address at which <<
621 as a security feature that deters ex <<
622 knowledge of the location of kernel <<
623 <<
624 config RANDOMIZE_IDENTITY_BASE <<
625 bool "Randomize the address of the ide <<
626 depends on RANDOMIZE_BASE <<
627 default DEBUG_VM <<
628 help <<
629 The identity mapping base address is <<
630 Allow randomization of that base to <<
631 notion of physical and virtual addre <<
632 That does not have any impact on the <<
633 kernel image is loaded. <<
634 <<
635 If unsure, say N <<
636 <<
637 config KERNEL_IMAGE_BASE <<
638 hex "Kernel image base address" <<
639 range 0x100000 0x1FFFFFE0000000 if !KA <<
640 range 0x100000 0x1BFFFFE0000000 if KAS <<
641 default 0x3FFE0000000 if !KASAN <<
642 default 0x7FFFE0000000 if KASAN <<
643 help <<
644 This is the address at which the ker <<
645 Kernel Address Space Layout Randomiz <<
646 <<
647 In case the Protected virtualization <<
648 Ultravisor imposes a virtual address <<
649 option leads to the kernel image exc <<
650 this option is ignored and the image <<
651 <<
652 If the value of this option leads to <<
653 the virtual memory where other data <<
654 option is ignored and the image is l <<
655 324
656 endmenu !! 325 config ISA_DMA_API
>> 326 bool
>> 327 default y
657 328
658 menu "Memory setup" !! 329 config PCI
>> 330 bool
>> 331 depends on !ALPHA_JENSEN
>> 332 select GENERIC_PCI_IOMAP
>> 333 default y
>> 334 help
>> 335 Find out whether you have a PCI motherboard. PCI is the name of a
>> 336 bus system, i.e. the way the CPU talks to the other stuff inside
>> 337 your box. Other bus systems are ISA, EISA, MicroChannel (MCA) or
>> 338 VESA. If you have PCI, say Y, otherwise N.
659 339
660 config ARCH_SPARSEMEM_ENABLE !! 340 config PCI_DOMAINS
661 def_bool y !! 341 bool
662 select SPARSEMEM_VMEMMAP_ENABLE !! 342 default y
663 select SPARSEMEM_VMEMMAP <<
664 343
665 config ARCH_SPARSEMEM_DEFAULT !! 344 config PCI_SYSCALL
666 def_bool y !! 345 def_bool PCI
667 346
668 config MAX_PHYSMEM_BITS !! 347 config IOMMU_HELPER
669 int "Maximum size of supported physica !! 348 def_bool PCI
670 range 42 53 <<
671 default "46" <<
672 help <<
673 This option specifies the maximum su <<
674 in bits. Supported is any size betwe <<
675 Increasing the number of bits also i <<
676 By default 46 bits (64TB) are suppor <<
677 349
678 config CHECK_STACK !! 350 config ALPHA_NONAME
679 def_bool y !! 351 bool
680 depends on !VMAP_STACK !! 352 depends on ALPHA_BOOK1 || ALPHA_NONAME_CH
681 prompt "Detect kernel stack overflow" !! 353 default y
682 help 354 help
683 This option enables the compiler opt !! 355 The AXPpci33 (aka NoName), is based on the EB66 (includes the Multia
684 -mstack-size if they are available. !! 356 UDB). This design was produced by Digital's Technical OEM (TOEM)
685 it will emit additional code to each !! 357 group. It uses the 21066 processor running at 166MHz or 233MHz. It
686 an illegal operation if the kernel s !! 358 is a baby-AT size, and runs from a standard PC power supply. It has
687 !! 359 5 ISA slots and 3 PCI slots (one pair are a shared slot). There are
688 Say N if you are unsure. !! 360 2 versions, with either PS/2 or large DIN connectors for the
689 !! 361 keyboard.
690 config STACK_GUARD !! 362
691 int "Size of the guard area (128-1024) !! 363 config ALPHA_EV4
692 range 128 1024 !! 364 bool
693 depends on CHECK_STACK !! 365 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
694 default "256" !! 366 default y if !ALPHA_LYNX
695 help !! 367
696 This allows you to specify the size !! 368 config ALPHA_LCA
697 end of the kernel stack. If the kern !! 369 bool
698 area on function entry an illegal op !! 370 depends on ALPHA_NONAME || ALPHA_EB66 || ALPHA_EB66P || ALPHA_P2K
699 needs to be a power of 2. Please kee !! 371 default y
700 interrupt frame is 184 bytes for 31 <<
701 The minimum size for the stack guard <<
702 512 for 64 bit. <<
703 <<
704 endmenu <<
705 372
706 menu "I/O subsystem" !! 373 config ALPHA_APECS
>> 374 bool
>> 375 depends on !ALPHA_PRIMO && (ALPHA_NORITAKE || ALPHA_MIKASA) || ALPHA_CABRIOLET || ALPHA_AVANTI_CH || ALPHA_EB64P_CH || ALPHA_XL
>> 376 default y
707 377
708 config QDIO !! 378 config ALPHA_EB64P
709 def_tristate y !! 379 bool
710 prompt "QDIO support" !! 380 depends on ALPHA_CABRIOLET || ALPHA_EB64P_CH
>> 381 default y
711 help 382 help
712 This driver provides the Queued Dire !! 383 Uses 21064 or 21064A and APECs. Has ISA and PCI expansion (3 ISA,
713 IBM System z. !! 384 2 PCI, one pair are on a shared slot). Supports 36-bit DRAM SIMs.
>> 385 ISA bus generated by Intel SaturnI/O PCI-ISA bridge. On-board SCSI
>> 386 (NCR 810 on PCI) Ethernet (Digital 21040), KBD, MOUSE (PS2 style),
>> 387 SuperI/O (2S, 1P, FD), RTC/NVRAM. Boot ROM is EPROM. PC-AT size.
>> 388 Runs from standard PC power supply.
>> 389
>> 390 config ALPHA_EV5
>> 391 bool "EV5 CPU(s) (model 5/xxx)?" if ALPHA_LYNX
>> 392 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
>> 393
>> 394 config ALPHA_EV4
>> 395 bool
>> 396 default y if ALPHA_LYNX && !ALPHA_EV5
>> 397
>> 398 config ALPHA_CIA
>> 399 bool
>> 400 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
>> 401 default y
714 402
715 To compile this driver as a module, !! 403 config ALPHA_EV56
716 module will be called qdio. !! 404 bool "EV56 CPU (speed >= 366MHz)?" if ALPHA_ALCOR
>> 405 default y if ALPHA_RX164 || ALPHA_MIATA || ALPHA_LX164 || ALPHA_SX164 || ALPHA_RUFFIAN || ALPHA_PC164 || ALPHA_TAKARA
717 406
718 If unsure, say Y. !! 407 config ALPHA_EV56
>> 408 prompt "EV56 CPU (speed >= 333MHz)?"
>> 409 depends on ALPHA_NORITAKE || ALPHA_PRIMO
719 410
720 if PCI !! 411 config ALPHA_EV56
>> 412 prompt "EV56 CPU (speed >= 400MHz)?"
>> 413 depends on ALPHA_RAWHIDE
721 414
722 config PCI_NR_FUNCTIONS !! 415 config ALPHA_PRIMO
723 int "Maximum number of PCI functions ( !! 416 bool "EV5 CPU daughtercard (model 5/xxx)?"
724 range 1 4096 !! 417 depends on ALPHA_NORITAKE || ALPHA_MIKASA
725 default "512" <<
726 help 418 help
727 This allows you to specify the maxim !! 419 Say Y if you have an AS 1000 5/xxx or an AS 1000A 5/xxx.
728 this kernel will support. <<
729 420
730 endif # PCI !! 421 config ALPHA_GAMMA
>> 422 bool "EV5 CPU(s) (model 5/xxx)?"
>> 423 depends on ALPHA_SABLE
>> 424 help
>> 425 Say Y if you have an AS 2000 5/xxx or an AS 2100 5/xxx.
731 426
732 config HAS_IOMEM !! 427 config ALPHA_GAMMA
733 def_bool PCI !! 428 bool
>> 429 depends on ALPHA_LYNX
>> 430 default y
734 431
735 config CHSC_SCH !! 432 config ALPHA_T2
736 def_tristate m !! 433 bool
737 prompt "Support for CHSC subchannels" !! 434 depends on ALPHA_SABLE || ALPHA_LYNX
738 help !! 435 default y
739 This driver allows usage of CHSC sub <<
740 is usually present on LPAR only. <<
741 The driver creates a device /dev/chs <<
742 obtain I/O configuration information <<
743 to issue asynchronous chsc commands <<
744 You will usually only want to use th <<
745 LPAR designated for system managemen <<
746 436
747 To compile this driver as a module, !! 437 config ALPHA_PYXIS
748 module will be called chsc_sch. !! 438 bool
>> 439 depends on ALPHA_MIATA || ALPHA_LX164 || ALPHA_SX164 || ALPHA_RUFFIAN
>> 440 default y
749 441
750 If unsure, say N. !! 442 config ALPHA_EV6
>> 443 bool
>> 444 depends on ALPHA_NAUTILUS || ALPHA_WILDFIRE || ALPHA_TITAN || ALPHA_SHARK || ALPHA_DP264 || ALPHA_EIGER || ALPHA_MARVEL
>> 445 default y
751 446
752 config SCM_BUS !! 447 config ALPHA_TSUNAMI
753 def_bool y !! 448 bool
754 prompt "SCM bus driver" !! 449 depends on ALPHA_SHARK || ALPHA_DP264 || ALPHA_EIGER
755 help !! 450 default y
756 Bus driver for Storage Class Memory. <<
757 451
758 config EADM_SCH !! 452 config ALPHA_EV67
759 def_tristate m !! 453 bool "EV67 (or later) CPU (speed > 600MHz)?" if ALPHA_DP264 || ALPHA_EIGER
760 prompt "Support for EADM subchannels" !! 454 default y if ALPHA_NAUTILUS || ALPHA_WILDFIRE || ALPHA_TITAN || ALPHA_SHARK || ALPHA_MARVEL
761 depends on SCM_BUS !! 455 help
762 help !! 456 Is this a machine based on the EV67 core? If in doubt, select N here
763 This driver allows usage of EADM sub !! 457 and the machine will be treated as an EV6.
764 as a communication vehicle for SCM i !! 458
>> 459 config ALPHA_MCPCIA
>> 460 bool
>> 461 depends on ALPHA_RAWHIDE
>> 462 default y
765 463
766 To compile this driver as a module, !! 464 config ALPHA_POLARIS
767 module will be called eadm_sch. !! 465 bool
>> 466 depends on ALPHA_RX164
>> 467 default y
768 468
769 config AP !! 469 config ALPHA_IRONGATE
770 def_tristate y !! 470 bool
771 prompt "Support for Adjunct Processors !! 471 depends on ALPHA_NAUTILUS
772 help !! 472 default y
773 This driver allows usage to Adjunct <<
774 the ap bus, cards and queues. Suppor <<
775 the CryptoExpress Cards (CEX). <<
776 473
777 To compile this driver as a module, !! 474 config GENERIC_HWEIGHT
778 module will be called ap. !! 475 bool
>> 476 default y if !ALPHA_EV67
779 477
780 If unsure, say Y (default). !! 478 config ALPHA_AVANTI
>> 479 bool
>> 480 depends on ALPHA_XL || ALPHA_AVANTI_CH
>> 481 default y
>> 482 help
>> 483 Avanti AS 200, AS 205, AS 250, AS 255, AS 300, and AS 400-based
>> 484 Alphas. Info at
>> 485 <http://www.unix-ag.org/Linux-Alpha/Architectures/Avanti.html>.
>> 486
>> 487 config ALPHA_BROKEN_IRQ_MASK
>> 488 bool
>> 489 depends on ALPHA_GENERIC || ALPHA_PC164
>> 490 default y
781 491
782 config AP_DEBUG !! 492 config VGA_HOSE
783 def_bool n !! 493 bool
784 prompt "Enable debug features for Adju !! 494 depends on VGA_CONSOLE && (ALPHA_GENERIC || ALPHA_TITAN || ALPHA_MARVEL || ALPHA_TSUNAMI)
785 depends on AP !! 495 default y
786 help 496 help
787 Say 'Y' here to enable some addition !! 497 Support VGA on an arbitrary hose; needed for several platforms
788 Processor (ap) devices. !! 498 which always have multiple hoses, and whose consoles support it.
789 499
790 There will be some more sysfs attrib <<
791 500
792 Do not enable on production level ke !! 501 config ALPHA_QEMU
>> 502 bool "Run under QEMU emulation"
>> 503 depends on !ALPHA_GENERIC
>> 504 ---help---
>> 505 Assume the presence of special features supported by QEMU PALcode
>> 506 that reduce the overhead of system emulation.
>> 507
>> 508 Generic kernels will auto-detect QEMU. But when building a
>> 509 system-specific kernel, the assumption is that we want to
>> 510 eliminate as many runtime tests as possible.
793 511
794 If unsure, say N. 512 If unsure, say N.
795 513
796 config VFIO_CCW <<
797 def_tristate n <<
798 prompt "Support for VFIO-CCW subchanne <<
799 depends on VFIO <<
800 select VFIO_MDEV <<
801 help <<
802 This driver allows usage of I/O subc <<
803 <<
804 To compile this driver as a module, <<
805 module will be called vfio_ccw. <<
806 <<
807 config VFIO_AP <<
808 def_tristate n <<
809 prompt "VFIO support for AP devices" <<
810 depends on KVM <<
811 depends on VFIO <<
812 depends on AP <<
813 select VFIO_MDEV <<
814 help <<
815 This driver grants access to Adjunct <<
816 via the VFIO mediated device interfa <<
817 514
818 To compile this driver as a module, !! 515 config ALPHA_SRM
819 will be called vfio_ap. !! 516 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
>> 517 depends on TTY
>> 518 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
>> 519 ---help---
>> 520 There are two different types of booting firmware on Alphas: SRM,
>> 521 which is command line driven, and ARC, which uses menus and arrow
>> 522 keys. Details about the Linux/Alpha booting process are contained in
>> 523 the Linux/Alpha FAQ, accessible on the WWW from
>> 524 <http://www.alphalinux.org/>.
>> 525
>> 526 The usual way to load Linux on an Alpha machine is to use MILO
>> 527 (a bootloader that lets you pass command line parameters to the
>> 528 kernel just like lilo does for the x86 architecture) which can be
>> 529 loaded either from ARC or can be installed directly as a permanent
>> 530 firmware replacement from floppy (which requires changing a certain
>> 531 jumper on the motherboard). If you want to do either of these, say N
>> 532 here. If MILO doesn't work on your system (true for Jensen
>> 533 motherboards), you can bypass it altogether and boot Linux directly
>> 534 from an SRM console; say Y here in order to do that. Note that you
>> 535 won't be able to boot from an IDE disk using SRM.
820 536
821 endmenu !! 537 If unsure, say N.
>> 538
>> 539 config EISA
>> 540 bool
>> 541 depends on ALPHA_GENERIC || ALPHA_JENSEN || ALPHA_ALCOR || ALPHA_MIKASA || ALPHA_SABLE || ALPHA_LYNX || ALPHA_NORITAKE || ALPHA_RAWHIDE
>> 542 default y
822 543
823 config CCW !! 544 config ARCH_MAY_HAVE_PC_FDC
824 def_bool y 545 def_bool y
825 546
826 config HAVE_PNETID !! 547 config SMP
827 tristate !! 548 bool "Symmetric multi-processing support"
828 default (SMC || CCWGROUP) !! 549 depends on ALPHA_SABLE || ALPHA_LYNX || ALPHA_RAWHIDE || ALPHA_DP264 || ALPHA_WILDFIRE || ALPHA_TITAN || ALPHA_GENERIC || ALPHA_SHARK || ALPHA_MARVEL
>> 550 ---help---
>> 551 This enables support for systems with more than one CPU. If you have
>> 552 a system with only one CPU, say N. If you have a system with more
>> 553 than one CPU, say Y.
>> 554
>> 555 If you say N here, the kernel will run on uni- and multiprocessor
>> 556 machines, but will use only one CPU of a multiprocessor machine. If
>> 557 you say Y here, the kernel will run on many, but not all,
>> 558 uniprocessor machines. On a uniprocessor machine, the kernel
>> 559 will run faster if you say N here.
>> 560
>> 561 See also the SMP-HOWTO available at
>> 562 <http://www.tldp.org/docs.html#howto>.
>> 563
>> 564 If you don't know what to do here, say N.
>> 565
>> 566 config HAVE_DEC_LOCK
>> 567 bool
>> 568 depends on SMP
>> 569 default y
829 570
830 menu "Virtualization" !! 571 config NR_CPUS
>> 572 int "Maximum number of CPUs (2-32)"
>> 573 range 2 32
>> 574 depends on SMP
>> 575 default "32" if ALPHA_GENERIC || ALPHA_MARVEL
>> 576 default "4" if !ALPHA_GENERIC && !ALPHA_MARVEL
>> 577 help
>> 578 MARVEL support can handle a maximum of 32 CPUs, all the others
>> 579 with working support have a maximum of 4 CPUs.
>> 580
>> 581 config ARCH_DISCONTIGMEM_ENABLE
>> 582 bool "Discontiguous Memory Support"
>> 583 help
>> 584 Say Y to support efficient handling of discontiguous physical memory,
>> 585 for architectures which are either NUMA (Non-Uniform Memory Access)
>> 586 or have huge holes in the physical address space for other reasons.
>> 587 See <file:Documentation/vm/numa> for more.
831 588
832 config PFAULT !! 589 source "mm/Kconfig"
833 def_bool y <<
834 prompt "Pseudo page fault support" <<
835 help <<
836 Select this option, if you want to u <<
837 handling under VM. If running native <<
838 has no effect. If your VM does not s <<
839 pseudo page fault handling will be u <<
840 Note that VM 4.2 supports PFAULT but <<
841 implementation that causes some prob <<
842 Everybody who wants to run Linux und <<
843 this option. <<
844 <<
845 config CMM <<
846 def_tristate n <<
847 prompt "Cooperative memory management" <<
848 help <<
849 Select this option, if you want to e <<
850 to reduce the memory size of the sys <<
851 by allocating pages of memory and pu <<
852 makes sense for a system running und <<
853 will be reused by VM for other guest <<
854 allows an external monitor to balanc <<
855 Everybody who wants to run Linux und <<
856 option. <<
857 590
858 config CMM_IUCV !! 591 config NUMA
859 def_bool y !! 592 bool "NUMA Support (EXPERIMENTAL)"
860 prompt "IUCV special message interface !! 593 depends on DISCONTIGMEM && BROKEN
861 depends on CMM && (SMSGIUCV=y || CMM=S <<
862 help 594 help
863 Select this option to enable the spe !! 595 Say Y to compile the kernel to support NUMA (Non-Uniform Memory
864 the cooperative memory management. !! 596 Access). This option is for configuring high-end multiprocessor
>> 597 server machines. If in doubt, say N.
>> 598
>> 599 config ALPHA_WTINT
>> 600 bool "Use WTINT" if ALPHA_SRM || ALPHA_GENERIC
>> 601 default y if ALPHA_QEMU
>> 602 default n if ALPHA_EV5 || ALPHA_EV56 || (ALPHA_EV4 && !ALPHA_LCA)
>> 603 default n if !ALPHA_SRM && !ALPHA_GENERIC
>> 604 default y if SMP
>> 605 ---help---
>> 606 The Wait for Interrupt (WTINT) PALcall attempts to place the CPU
>> 607 to sleep until the next interrupt. This may reduce the power
>> 608 consumed, and the heat produced by the computer. However, it has
>> 609 the side effect of making the cycle counter unreliable as a timing
>> 610 device across the sleep.
865 611
866 config APPLDATA_BASE !! 612 For emulation under QEMU, definitely say Y here, as we have other
867 def_bool n !! 613 mechanisms for measuring time than the cycle counter.
868 prompt "Linux - VM Monitor Stream, bas <<
869 depends on PROC_SYSCTL <<
870 help <<
871 This provides a kernel interface for <<
872 monitor records. The monitor records <<
873 intervals, once the timer is started <<
874 Writing 1 or 0 to /proc/appldata/tim <<
875 i.e. enables or disables monitoring <<
876 A custom interval value (in seconds) <<
877 /proc/appldata/interval. <<
878 <<
879 Defaults are 60 seconds interval and <<
880 The /proc entries can also be read f <<
881 <<
882 config APPLDATA_MEM <<
883 def_tristate m <<
884 prompt "Monitor memory management stat <<
885 depends on APPLDATA_BASE && VM_EVENT_C <<
886 help <<
887 This provides memory management rela <<
888 Stream, like paging/swapping rate, m <<
889 Writing 1 or 0 to /proc/appldata/mem <<
890 APPLDATA monitor record, i.e. enable <<
891 on the z/VM side. <<
892 <<
893 Default is disabled. <<
894 The /proc entry can also be read fro <<
895 <<
896 This can also be compiled as a modul <<
897 appldata_mem.o. <<
898 <<
899 config APPLDATA_OS <<
900 def_tristate m <<
901 prompt "Monitor OS statistics" <<
902 depends on APPLDATA_BASE <<
903 help <<
904 This provides OS related data to the <<
905 CPU utilisation, etc. <<
906 Writing 1 or 0 to /proc/appldata/os <<
907 APPLDATA monitor record, i.e. enable <<
908 on the z/VM side. <<
909 <<
910 Default is disabled. <<
911 This can also be compiled as a modul <<
912 appldata_os.o. <<
913 <<
914 config APPLDATA_NET_SUM <<
915 def_tristate m <<
916 prompt "Monitor overall network statis <<
917 depends on APPLDATA_BASE && NET <<
918 help <<
919 This provides network related data t <<
920 currently there is only a total sum <<
921 per-interface data. <<
922 Writing 1 or 0 to /proc/appldata/net <<
923 APPLDATA monitor record, i.e. enable <<
924 on the z/VM side. <<
925 <<
926 Default is disabled. <<
927 This can also be compiled as a modul <<
928 appldata_net_sum.o. <<
929 614
930 config S390_HYPFS !! 615 For EV4 (but not LCA), EV5 and EV56 systems, or for systems running
931 def_bool y !! 616 MILO, sleep mode is not supported so you might as well say N here.
932 prompt "s390 hypervisor information" <<
933 help <<
934 This provides several binary files a <<
935 provide accounting information in an <<
936 617
937 config S390_HYPFS_FS !! 618 For SMP systems we cannot use the cycle counter for timing anyway,
938 def_bool n !! 619 so you might as well say Y here.
939 prompt "s390 hypervisor file system su <<
940 select SYS_HYPERVISOR <<
941 depends on S390_HYPFS <<
942 help <<
943 This is a virtual file system intend <<
944 information in an s390 hypervisor en <<
945 is deprecated and should not be used <<
946 620
947 Say N if you are unsure. !! 621 If unsure, say N.
948 622
949 source "arch/s390/kvm/Kconfig" !! 623 config NODES_SHIFT
>> 624 int
>> 625 default "7"
>> 626 depends on NEED_MULTIPLE_NODES
950 627
951 config S390_GUEST !! 628 # LARGE_VMALLOC is racy, if you *really* need it then fix it first
952 def_bool y !! 629 config ALPHA_LARGE_VMALLOC
953 prompt "s390 support for virtio device !! 630 bool
954 select TTY !! 631 ---help---
955 select VIRTUALIZATION !! 632 Process creation and other aspects of virtual memory management can
956 select VIRTIO !! 633 be streamlined if we restrict the kernel to one PGD for all vmalloc
957 help !! 634 allocations. This equates to about 8GB.
958 Enabling this option adds support fo !! 635
959 drivers on s390. !! 636 Under normal circumstances, this is so far and above what is needed
>> 637 as to be laughable. However, there are certain applications (such
>> 638 as benchmark-grade in-kernel web serving) that can make use of as
>> 639 much vmalloc space as is available.
>> 640
>> 641 Say N unless you know you need gobs and gobs of vmalloc space.
>> 642
>> 643 config VERBOSE_MCHECK
>> 644 bool "Verbose Machine Checks"
>> 645
>> 646 config VERBOSE_MCHECK_ON
>> 647 int "Verbose Printing Mode (0=off, 1=on, 2=all)"
>> 648 depends on VERBOSE_MCHECK
>> 649 default 1
>> 650 ---help---
>> 651 This option allows the default printing mode to be set, and then
>> 652 possibly overridden by a boot command argument.
>> 653
>> 654 For example, if one wanted the option of printing verbose
>> 655 machine checks, but wanted the default to be as if verbose
>> 656 machine check printing was turned off, then one would choose
>> 657 the printing mode to be 0. Then, upon reboot, one could add
>> 658 the boot command line "verbose_mcheck=1" to get the normal
>> 659 verbose machine check printing, or "verbose_mcheck=2" to get
>> 660 the maximum information available.
960 661
961 Select this option if you want to ru !! 662 Take the default (1) unless you want more control or more info.
962 the KVM hypervisor. <<
963 663
964 endmenu !! 664 choice
>> 665 prompt "Timer interrupt frequency (HZ)?"
>> 666 default HZ_128 if ALPHA_QEMU
>> 667 default HZ_1200 if ALPHA_RAWHIDE
>> 668 default HZ_1024
>> 669 ---help---
>> 670 The frequency at which timer interrupts occur. A high frequency
>> 671 minimizes latency, whereas a low frequency minimizes overhead of
>> 672 process accounting. The later effect is especially significant
>> 673 when being run under QEMU.
>> 674
>> 675 Note that some Alpha hardware cannot change the interrupt frequency
>> 676 of the timer. If unsure, say 1024 (or 1200 for Rawhide).
>> 677
>> 678 config HZ_32
>> 679 bool "32 Hz"
>> 680 config HZ_64
>> 681 bool "64 Hz"
>> 682 config HZ_128
>> 683 bool "128 Hz"
>> 684 config HZ_256
>> 685 bool "256 Hz"
>> 686 config HZ_1024
>> 687 bool "1024 Hz"
>> 688 config HZ_1200
>> 689 bool "1200 Hz"
>> 690 endchoice
965 691
966 config S390_MODULES_SANITY_TEST_HELPERS !! 692 config HZ
967 def_bool n !! 693 int
>> 694 default 32 if HZ_32
>> 695 default 64 if HZ_64
>> 696 default 128 if HZ_128
>> 697 default 256 if HZ_256
>> 698 default 1200 if HZ_1200
>> 699 default 1024
>> 700
>> 701 source "drivers/pci/Kconfig"
>> 702 source "drivers/eisa/Kconfig"
>> 703
>> 704 source "drivers/pcmcia/Kconfig"
>> 705
>> 706 config SRM_ENV
>> 707 tristate "SRM environment through procfs"
>> 708 depends on PROC_FS
>> 709 ---help---
>> 710 If you enable this option, a subdirectory inside /proc called
>> 711 /proc/srm_environment will give you access to the all important
>> 712 SRM environment variables (those which have a name) and also
>> 713 to all others (by their internal number).
>> 714
>> 715 SRM is something like a BIOS for Alpha machines. There are some
>> 716 other such BIOSes, like AlphaBIOS, which this driver cannot
>> 717 support (hey, that's not SRM!).
>> 718
>> 719 Despite the fact that this driver doesn't work on all Alphas (but
>> 720 only on those which have SRM as their firmware), it's save to
>> 721 build it even if your particular machine doesn't know about SRM
>> 722 (or if you intend to compile a generic kernel). It will simply
>> 723 not create those subdirectory in /proc (and give you some warning,
>> 724 of course).
968 725
969 menu "Selftests" !! 726 This driver is also available as a module and will be called
>> 727 srm_env then.
970 728
971 config S390_UNWIND_SELFTEST !! 729 source "fs/Kconfig.binfmt"
972 def_tristate n <<
973 depends on KUNIT <<
974 default KUNIT_ALL_TESTS <<
975 prompt "Test unwind functions" <<
976 help <<
977 This option enables s390 specific st <<
978 module. This option is not useful fo <<
979 kernels, but only for kernel develop <<
980 <<
981 Say N if you are unsure. <<
982 <<
983 config S390_KPROBES_SANITY_TEST <<
984 def_tristate n <<
985 prompt "Enable s390 specific kprobes t <<
986 depends on KPROBES <<
987 depends on KUNIT <<
988 help <<
989 This option enables an s390 specific <<
990 is not useful for distributions or g <<
991 developers working on architecture c <<
992 <<
993 Say N if you are unsure. <<
994 <<
995 config S390_MODULES_SANITY_TEST <<
996 def_tristate n <<
997 depends on KUNIT <<
998 default KUNIT_ALL_TESTS <<
999 prompt "Enable s390 specific modules t <<
1000 select S390_MODULES_SANITY_TEST_HELPE <<
1001 help <<
1002 This option enables an s390 specifi <<
1003 not useful for distributions or gen <<
1004 kernel developers working on archit <<
1005 730
1006 Say N if you are unsure. <<
1007 endmenu 731 endmenu
>> 732
>> 733 source "net/Kconfig"
>> 734
>> 735 source "drivers/Kconfig"
>> 736
>> 737 source "fs/Kconfig"
>> 738
>> 739 source "arch/alpha/Kconfig.debug"
>> 740
>> 741 # DUMMY_CONSOLE may be defined in drivers/video/console/Kconfig
>> 742 # but we also need it if VGA_HOSE is set
>> 743 config DUMMY_CONSOLE
>> 744 bool
>> 745 depends on VGA_HOSE
>> 746 default y
>> 747
>> 748 source "security/Kconfig"
>> 749
>> 750 source "crypto/Kconfig"
>> 751
>> 752 source "lib/Kconfig"
>> 753
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