1 # SPDX-License-Identifier: GPL-2.0-only !! 1 # SPDX-License-Identifier: GPL-2.0
2 # !! 2 config ALPHA
3 # Copyright (C) 2004, 2007-2010, 2011-2012 Syn !! 3 bool
4 # !! 4 default y
5 !! 5 select ARCH_32BIT_USTAT_F_TINODE
6 config ARC !! 6 select ARCH_MIGHT_HAVE_PC_PARPORT
7 def_bool y !! 7 select ARCH_MIGHT_HAVE_PC_SERIO
8 select ARC_TIMERS !! 8 select ARCH_NO_PREEMPT
9 select ARCH_HAS_CACHE_LINE_SIZE !! 9 select ARCH_NO_SG_CHAIN
10 select ARCH_HAS_DEBUG_VM_PGTABLE !! 10 select ARCH_USE_CMPXCHG_LOCKREF
11 select ARCH_HAS_DMA_PREP_COHERENT !! 11 select DMA_OPS if PCI
12 select ARCH_HAS_PTE_SPECIAL !! 12 select FORCE_PCI if !ALPHA_JENSEN
13 select ARCH_HAS_SETUP_DMA_OPS !! 13 select PCI_DOMAINS if PCI
14 select ARCH_HAS_SYNC_DMA_FOR_CPU !! 14 select PCI_SYSCALL if PCI
15 select ARCH_HAS_SYNC_DMA_FOR_DEVICE !! 15 select HAVE_AOUT
16 select ARCH_NEED_CMPXCHG_1_EMU !! 16 select HAVE_ASM_MODVERSIONS
17 select ARCH_SUPPORTS_ATOMIC_RMW if ARC !! 17 select HAVE_PCSPKR_PLATFORM
18 select ARCH_32BIT_OFF_T !! 18 select HAVE_PERF_EVENTS
19 select BUILDTIME_TABLE_SORT !! 19 select NEED_DMA_MAP_STATE
20 select CLONE_BACKWARDS !! 20 select NEED_SG_DMA_LENGTH
21 select COMMON_CLK !! 21 select VIRT_TO_BUS
22 select DMA_DIRECT_REMAP !! 22 select GENERIC_IRQ_PROBE
23 select GENERIC_ATOMIC64 if !ISA_ARCV2 !! 23 select GENERIC_PCI_IOMAP if PCI
24 # for now, we don't need GENERIC_IRQ_P !! 24 select AUTO_IRQ_AFFINITY if SMP
25 select GENERIC_IRQ_SHOW 25 select GENERIC_IRQ_SHOW
26 select GENERIC_PCI_IOMAP !! 26 select ARCH_WANT_IPC_PARSE_VERSION
27 select GENERIC_PENDING_IRQ if SMP !! 27 select ARCH_HAVE_NMI_SAFE_CMPXCHG
28 select GENERIC_SCHED_CLOCK !! 28 select AUDIT_ARCH
>> 29 select GENERIC_CPU_VULNERABILITIES
29 select GENERIC_SMP_IDLE_THREAD 30 select GENERIC_SMP_IDLE_THREAD
30 select GENERIC_IOREMAP !! 31 select GENERIC_STRNCPY_FROM_USER
31 select GENERIC_STRNCPY_FROM_USER if MM !! 32 select GENERIC_STRNLEN_USER
32 select GENERIC_STRNLEN_USER if MMU !! 33 select HAVE_ARCH_AUDITSYSCALL
33 select HAVE_ARCH_KGDB <<
34 select HAVE_ARCH_TRACEHOOK <<
35 select HAVE_ARCH_TRANSPARENT_HUGEPAGE <<
36 select HAVE_DEBUG_STACKOVERFLOW <<
37 select HAVE_DEBUG_KMEMLEAK <<
38 select HAVE_IOREMAP_PROT <<
39 select HAVE_KERNEL_GZIP <<
40 select HAVE_KERNEL_LZMA <<
41 select HAVE_KPROBES <<
42 select HAVE_KRETPROBES <<
43 select HAVE_REGS_AND_STACK_ACCESS_API <<
44 select HAVE_MOD_ARCH_SPECIFIC 34 select HAVE_MOD_ARCH_SPECIFIC
45 select HAVE_PERF_EVENTS <<
46 select HAVE_SYSCALL_TRACEPOINTS <<
47 select IRQ_DOMAIN <<
48 select LOCK_MM_AND_FIND_VMA <<
49 select MODULES_USE_ELF_RELA 35 select MODULES_USE_ELF_RELA
50 select OF !! 36 select ODD_RT_SIGACTION
51 select OF_EARLY_FLATTREE !! 37 select OLD_SIGSUSPEND
52 select PCI_SYSCALL if PCI !! 38 select CPU_NO_EFFICIENT_FFS if !ALPHA_EV67
53 select HAVE_ARCH_JUMP_LABEL if ISA_ARC !! 39 select MMU_GATHER_NO_RANGE
54 select TRACE_IRQFLAGS_SUPPORT !! 40 select SET_FS
55 select HAVE_EBPF_JIT if ISA_ARCV2 !! 41 select SPARSEMEM_EXTREME if SPARSEMEM
56 !! 42 select ZONE_DMA
57 config LOCKDEP_SUPPORT !! 43 help
58 def_bool y !! 44 The Alpha is a 64-bit general-purpose processor designed and
>> 45 marketed by the Digital Equipment Corporation of blessed memory,
>> 46 now Hewlett-Packard. The Alpha Linux project has a home page at
>> 47 <http://www.alphalinux.org/>.
59 48
60 config SCHED_OMIT_FRAME_POINTER !! 49 config 64BIT
61 def_bool y <<
62 <<
63 config GENERIC_CSUM <<
64 def_bool y <<
65 <<
66 config ARCH_FLATMEM_ENABLE <<
67 def_bool y 50 def_bool y
68 51
69 config MMU 52 config MMU
70 def_bool y !! 53 bool
>> 54 default y
71 55
72 config NO_IOPORT_MAP !! 56 config ARCH_HAS_ILOG2_U32
73 def_bool y !! 57 bool
>> 58 default n
>> 59
>> 60 config ARCH_HAS_ILOG2_U64
>> 61 bool
>> 62 default n
74 63
75 config GENERIC_CALIBRATE_DELAY 64 config GENERIC_CALIBRATE_DELAY
76 def_bool y !! 65 bool
>> 66 default y
77 67
78 config GENERIC_HWEIGHT !! 68 config GENERIC_ISA_DMA
79 def_bool y !! 69 bool
>> 70 default y
80 71
81 config STACKTRACE_SUPPORT !! 72 config PGTABLE_LEVELS
82 def_bool y !! 73 int
83 select STACKTRACE !! 74 default 3
84 75
85 menu "ARC Architecture Configuration" !! 76 config AUDIT_ARCH
>> 77 bool
86 78
87 menu "ARC Platform/SoC/Board" !! 79 menu "System setup"
88 80
89 source "arch/arc/plat-tb10x/Kconfig" !! 81 choice
90 source "arch/arc/plat-axs10x/Kconfig" !! 82 prompt "Alpha system type"
91 source "arch/arc/plat-hsdk/Kconfig" !! 83 default ALPHA_GENERIC
>> 84 help
>> 85 This is the system type of your hardware. A "generic" kernel will
>> 86 run on any supported Alpha system. However, if you configure a
>> 87 kernel for your specific system, it will be faster and smaller.
92 88
93 endmenu !! 89 To find out what type of Alpha system you have, you may want to
>> 90 check out the Linux/Alpha FAQ, accessible on the WWW from
>> 91 <http://www.alphalinux.org/>. In summary:
94 92
95 choice !! 93 Alcor/Alpha-XLT AS 600, AS 500, XL-300, XL-366
96 prompt "ARC Instruction Set" !! 94 Alpha-XL XL-233, XL-266
97 default ISA_ARCV2 !! 95 AlphaBook1 Alpha laptop
>> 96 Avanti AS 200, AS 205, AS 250, AS 255, AS 300, AS 400
>> 97 Cabriolet AlphaPC64, AlphaPCI64
>> 98 DP264 DP264 / DS20 / ES40 / DS10 / DS10L
>> 99 EB164 EB164 21164 evaluation board
>> 100 EB64+ EB64+ 21064 evaluation board
>> 101 EB66 EB66 21066 evaluation board
>> 102 EB66+ EB66+ 21066 evaluation board
>> 103 Jensen DECpc 150, DEC 2000 models 300, 500
>> 104 LX164 AlphaPC164-LX
>> 105 Lynx AS 2100A
>> 106 Miata Personal Workstation 433/500/600 a/au
>> 107 Marvel AlphaServer ES47 / ES80 / GS1280
>> 108 Mikasa AS 1000
>> 109 Noname AXPpci33, UDB (Multia)
>> 110 Noritake AS 1000A, AS 600A, AS 800
>> 111 PC164 AlphaPC164
>> 112 Rawhide AS 1200, AS 4000, AS 4100
>> 113 Ruffian RPX164-2, AlphaPC164-UX, AlphaPC164-BX
>> 114 SX164 AlphaPC164-SX
>> 115 Sable AS 2000, AS 2100
>> 116 Shark DS 20L
>> 117 Takara Takara (OEM)
>> 118 Titan AlphaServer ES45 / DS25 / DS15
>> 119 Wildfire AlphaServer GS 40/80/160/320
98 120
99 config ISA_ARCOMPACT !! 121 If you don't know what to do, choose "generic".
100 bool "ARCompact ISA" <<
101 select CPU_NO_EFFICIENT_FFS <<
102 help <<
103 The original ARC ISA of ARC600/700 c <<
104 122
105 config ISA_ARCV2 !! 123 config ALPHA_GENERIC
106 bool "ARC ISA v2" !! 124 bool "Generic"
107 select ARC_TIMERS_64BIT !! 125 depends on TTY
>> 126 select HAVE_EISA
108 help 127 help
109 ISA for the Next Generation ARC-HS c !! 128 A generic kernel will run on all supported Alpha hardware.
110 129
111 endchoice !! 130 config ALPHA_ALCOR
>> 131 bool "Alcor/Alpha-XLT"
>> 132 select HAVE_EISA
>> 133 help
>> 134 For systems using the Digital ALCOR chipset: 5 chips (4, 64-bit data
>> 135 slices (Data Switch, DSW) - 208-pin PQFP and 1 control (Control, I/O
>> 136 Address, CIA) - a 383 pin plastic PGA). It provides a DRAM
>> 137 controller (256-bit memory bus) and a PCI interface. It also does
>> 138 all the work required to support an external Bcache and to maintain
>> 139 memory coherence when a PCI device DMAs into (or out of) memory.
112 140
113 menu "ARC CPU Configuration" !! 141 config ALPHA_XL
>> 142 bool "Alpha-XL"
>> 143 help
>> 144 XL-233 and XL-266-based Alpha systems.
114 145
115 choice !! 146 config ALPHA_BOOK1
116 prompt "ARC Core" !! 147 bool "AlphaBook1"
117 default ARC_CPU_770 if ISA_ARCOMPACT !! 148 help
118 default ARC_CPU_HS if ISA_ARCV2 !! 149 Dec AlphaBook1/Burns Alpha-based laptops.
119 <<
120 config ARC_CPU_770 <<
121 bool "ARC770" <<
122 depends on ISA_ARCOMPACT <<
123 select ARC_HAS_SWAPE <<
124 help <<
125 Support for ARC770 core introduced w <<
126 This core has a bunch of cool new fe <<
127 -MMU-v3: Variable Page Sz (4k, 8k, 1 <<
128 Shared Address Spaces (for <<
129 -Caches: New Prog Model, Region Flus <<
130 -Insns: endian swap, load-locked/sto <<
131 <<
132 config ARC_CPU_HS <<
133 bool "ARC-HS" <<
134 depends on ISA_ARCV2 <<
135 help <<
136 Support for ARC HS38x Cores based on <<
137 The notable features are: <<
138 - SMP configurations of up to 4 co <<
139 - Optional L2 Cache and IO-Coheren <<
140 - Revised Interrupt Architecture ( <<
141 auto stack switch, auto regfil <<
142 - MMUv4 (PIPT dcache, Huge Pages) <<
143 - Instructions for <<
144 * 64bit load/store: LDD, STD <<
145 * Hardware assisted divide/rem <<
146 * Function prologue/epilogue: <<
147 * IRQ enable/disable: CLRI, SE <<
148 * pop count: FFS, FLS <<
149 * SETcc, BMSKN, XBFU... <<
150 150
151 endchoice !! 151 config ALPHA_AVANTI_CH
>> 152 bool "Avanti"
152 153
153 config ARC_TUNE_MCPU !! 154 config ALPHA_CABRIOLET
154 string "Override default -mcpu compile !! 155 bool "Cabriolet"
155 default "" !! 156 help
156 help !! 157 Cabriolet AlphaPC64, AlphaPCI64 systems. Derived from EB64+ but now
157 Override default -mcpu=xxx compiler !! 158 baby-AT with Flash boot ROM, no on-board SCSI or Ethernet. 3 ISA
158 the ISA version) with the specified !! 159 slots, 4 PCI slots (one pair are on a shared slot), uses plug-in
159 NOTE: If specified flag isn't suppor !! 160 Bcache SIMMs. Requires power supply with 3.3V output.
160 ISA default value will be used as a <<
161 161
162 config CPU_BIG_ENDIAN !! 162 config ALPHA_DP264
163 bool "Enable Big Endian Mode" !! 163 bool "DP264"
164 help 164 help
165 Build kernel for Big Endian Mode of !! 165 Various 21264 systems with the tsunami core logic chipset.
>> 166 API Networks: 264DP, UP2000(+), CS20;
>> 167 Compaq: DS10(E,L), XP900, XP1000, DS20(E), ES40.
166 168
167 config SMP !! 169 config ALPHA_EB164
168 bool "Symmetric Multi-Processing" !! 170 bool "EB164"
169 select ARC_MCIP if ISA_ARCV2 <<
170 help 171 help
171 This enables support for systems wit !! 172 EB164 21164 evaluation board from DEC. Uses 21164 and ALCOR. Has
>> 173 ISA and PCI expansion (3 ISA slots, 2 64-bit PCI slots (one is
>> 174 shared with an ISA slot) and 2 32-bit PCI slots. Uses plus-in
>> 175 Bcache SIMMs. I/O sub-system provides SuperI/O (2S, 1P, FD), KBD,
>> 176 MOUSE (PS2 style), RTC/NVRAM. Boot ROM is Flash. PC-AT-sized
>> 177 motherboard. Requires power supply with 3.3V output.
172 178
173 if SMP !! 179 config ALPHA_EB64P_CH
>> 180 bool "EB64+"
174 181
175 config NR_CPUS !! 182 config ALPHA_EB66
176 int "Maximum number of CPUs (2-4096)" !! 183 bool "EB66"
177 range 2 4096 <<
178 default "4" <<
179 <<
180 config ARC_SMP_HALT_ON_RESET <<
181 bool "Enable Halt-on-reset boot mode" <<
182 help <<
183 In SMP configuration cores can be co <<
184 or they could all start at same time <<
185 masters are parked until Master kick <<
186 at designated entry point. For other <<
187 entry point and spin wait for Master <<
188 <<
189 endif #SMP <<
190 <<
191 config ARC_MCIP <<
192 bool "ARConnect Multicore IP (MCIP) Su <<
193 depends on ISA_ARCV2 <<
194 default y if SMP <<
195 help 184 help
196 This IP block enables SMP in ARC-HS3 !! 185 A Digital DS group board. Uses 21066 or 21066A. I/O sub-system is
197 It provides for cross-core interrupt !! 186 identical to EB64+. Baby PC-AT size. Runs from standard PC power
198 hardware semaphores, shared memory,. !! 187 supply. The EB66 schematic was published as a marketing poster
>> 188 advertising the 21066 as "the first microprocessor in the world with
>> 189 embedded PCI".
199 190
200 menuconfig ARC_CACHE !! 191 config ALPHA_EB66P
201 bool "Enable Cache Support" !! 192 bool "EB66+"
202 default y !! 193 help
>> 194 Later variant of the EB66 board.
203 195
204 if ARC_CACHE !! 196 config ALPHA_EIGER
>> 197 bool "Eiger"
>> 198 help
>> 199 Apparently an obscure OEM single-board computer based on the
>> 200 Typhoon/Tsunami chipset family. Information on it is scanty.
205 201
206 config ARC_CACHE_LINE_SHIFT !! 202 config ALPHA_JENSEN
207 int "Cache Line Length (as power of 2) !! 203 bool "Jensen"
208 range 5 7 !! 204 depends on BROKEN
209 default "6" !! 205 select HAVE_EISA
210 help 206 help
211 Starting with ARC700 4.9, Cache line !! 207 DEC PC 150 AXP (aka Jensen): This is a very old Digital system - one
212 This option specifies "N", with Line !! 208 of the first-generation Alpha systems. A number of these systems
213 So line lengths of 32, 64, 128 are s !! 209 seem to be available on the second- hand market. The Jensen is a
214 Linux only supports same line length !! 210 floor-standing tower system which originally used a 150MHz 21064 It
>> 211 used programmable logic to interface a 486 EISA I/O bridge to the
>> 212 CPU.
215 213
216 config ARC_HAS_ICACHE !! 214 config ALPHA_LX164
217 bool "Use Instruction Cache" !! 215 bool "LX164"
218 default y !! 216 help
>> 217 A technical overview of this board is available at
>> 218 <http://www.unix-ag.org/Linux-Alpha/Architectures/LX164.html>.
219 219
220 config ARC_HAS_DCACHE !! 220 config ALPHA_LYNX
221 bool "Use Data Cache" !! 221 bool "Lynx"
222 default y !! 222 select HAVE_EISA
>> 223 help
>> 224 AlphaServer 2100A-based systems.
223 225
224 config ARC_CACHE_PAGES !! 226 config ALPHA_MARVEL
225 bool "Per Page Cache Control" !! 227 bool "Marvel"
226 default y <<
227 depends on ARC_HAS_ICACHE || ARC_HAS_D <<
228 help 228 help
229 This can be used to over-ride the gl !! 229 AlphaServer ES47 / ES80 / GS1280 based on EV7.
230 per-page basis (but only for pages a <<
231 Kernel Virtual address or User Virtu <<
232 TLB entries have a per-page Cache En <<
233 Note that Global I/D ENABLE + Per Pa <<
234 Global DISABLE + Per Page ENABLE won <<
235 230
236 endif #ARC_CACHE !! 231 config ALPHA_MIATA
>> 232 bool "Miata"
>> 233 select HAVE_EISA
>> 234 help
>> 235 The Digital PersonalWorkStation (PWS 433a, 433au, 500a, 500au, 600a,
>> 236 or 600au).
>> 237
>> 238 config ALPHA_MIKASA
>> 239 bool "Mikasa"
>> 240 help
>> 241 AlphaServer 1000-based Alpha systems.
237 242
238 config ARC_HAS_ICCM !! 243 config ALPHA_NAUTILUS
239 bool "Use ICCM" !! 244 bool "Nautilus"
240 help 245 help
241 Single Cycle RAMS to store Fast Path !! 246 Alpha systems based on the AMD 751 & ALI 1543C chipsets.
242 247
243 config ARC_ICCM_SZ !! 248 config ALPHA_NONAME_CH
244 int "ICCM Size in KB" !! 249 bool "Noname"
245 default "64" <<
246 depends on ARC_HAS_ICCM <<
247 250
248 config ARC_HAS_DCCM !! 251 config ALPHA_NORITAKE
249 bool "Use DCCM" !! 252 bool "Noritake"
>> 253 select HAVE_EISA
250 help 254 help
251 Single Cycle RAMS to store Fast Path !! 255 AlphaServer 1000A, AlphaServer 600A, and AlphaServer 800-based
>> 256 systems.
252 257
253 config ARC_DCCM_SZ !! 258 config ALPHA_PC164
254 int "DCCM Size in KB" !! 259 bool "PC164"
255 default "64" <<
256 depends on ARC_HAS_DCCM <<
257 260
258 config ARC_DCCM_BASE !! 261 config ALPHA_P2K
259 hex "DCCM map address" !! 262 bool "Platform2000"
260 default "0xA0000000" <<
261 depends on ARC_HAS_DCCM <<
262 263
263 choice !! 264 config ALPHA_RAWHIDE
264 prompt "MMU Version" !! 265 bool "Rawhide"
265 default ARC_MMU_V3 if ISA_ARCOMPACT !! 266 select HAVE_EISA
266 default ARC_MMU_V4 if ISA_ARCV2 !! 267 help
267 !! 268 AlphaServer 1200, AlphaServer 4000 and AlphaServer 4100 machines.
268 config ARC_MMU_V3 !! 269 See HOWTO at
269 bool "MMU v3" !! 270 <http://www.alphalinux.org/docs/rawhide/4100_install.shtml>.
270 depends on ISA_ARCOMPACT <<
271 help <<
272 Introduced with ARC700 4.10: New Fea <<
273 Variable Page size (1k-16k), var JTL <<
274 Shared Address Spaces (SASID) <<
275 <<
276 config ARC_MMU_V4 <<
277 bool "MMU v4" <<
278 depends on ISA_ARCV2 <<
279 271
280 endchoice !! 272 config ALPHA_RUFFIAN
>> 273 bool "Ruffian"
>> 274 help
>> 275 Samsung APC164UX. There is a page on known problems and workarounds
>> 276 at <http://www.alphalinux.org/faq/FAQ-11.html>.
281 277
>> 278 config ALPHA_RX164
>> 279 bool "RX164"
282 280
283 choice !! 281 config ALPHA_SX164
284 prompt "MMU Page Size" !! 282 bool "SX164"
285 default ARC_PAGE_SIZE_8K <<
286 283
287 config ARC_PAGE_SIZE_8K !! 284 config ALPHA_SABLE
288 bool "8KB" !! 285 bool "Sable"
289 select HAVE_PAGE_SIZE_8KB !! 286 select HAVE_EISA
290 help !! 287 help
291 Choose between 8k vs 16k !! 288 Digital AlphaServer 2000 and 2100-based systems.
292 <<
293 config ARC_PAGE_SIZE_16K <<
294 select HAVE_PAGE_SIZE_16KB <<
295 bool "16KB" <<
296 <<
297 config ARC_PAGE_SIZE_4K <<
298 bool "4KB" <<
299 select HAVE_PAGE_SIZE_4KB <<
300 depends on ARC_MMU_V3 || ARC_MMU_V4 <<
301 289
302 endchoice !! 290 config ALPHA_SHARK
>> 291 bool "Shark"
303 292
304 choice !! 293 config ALPHA_TAKARA
305 prompt "MMU Super Page Size" !! 294 bool "Takara"
306 depends on ISA_ARCV2 && TRANSPARENT_HU !! 295 help
307 default ARC_HUGEPAGE_2M !! 296 Alpha 11164-based OEM single-board computer.
308 297
309 config ARC_HUGEPAGE_2M !! 298 config ALPHA_TITAN
310 bool "2MB" !! 299 bool "Titan"
>> 300 help
>> 301 AlphaServer ES45/DS25 SMP based on EV68 and Titan chipset.
311 302
312 config ARC_HUGEPAGE_16M !! 303 config ALPHA_WILDFIRE
313 bool "16MB" !! 304 bool "Wildfire"
>> 305 help
>> 306 AlphaServer GS 40/80/160/320 SMP based on the EV67 core.
314 307
315 endchoice 308 endchoice
316 309
317 config PGTABLE_LEVELS !! 310 # clear all implied options (don't want default values for those):
318 int "Number of Page table levels" !! 311 # Most of these machines have ISA slots; not exactly sure which don't,
319 default 2 !! 312 # and this doesn't activate hordes of code, so do it always.
>> 313 config ISA
>> 314 bool
>> 315 default y
>> 316 help
>> 317 Find out whether you have ISA slots on your motherboard. ISA is the
>> 318 name of a bus system, i.e. the way the CPU talks to the other stuff
>> 319 inside your box. Other bus systems are PCI, EISA, MicroChannel
>> 320 (MCA) or VESA. ISA is an older system, now being displaced by PCI;
>> 321 newer boards don't support it. If you have ISA, say Y, otherwise N.
320 322
321 config ARC_COMPACT_IRQ_LEVELS !! 323 config ISA_DMA_API
322 depends on ISA_ARCOMPACT !! 324 bool
323 bool "Setup Timer IRQ as high Priority !! 325 default y
324 # if SMP, LV2 enabled ONLY if ARC impl <<
325 depends on !SMP <<
326 326
327 config ARC_FPU_SAVE_RESTORE !! 327 config ALPHA_NONAME
328 bool "Enable FPU state persistence acr !! 328 bool
>> 329 depends on ALPHA_BOOK1 || ALPHA_NONAME_CH
>> 330 default y
329 help 331 help
330 ARCompact FPU has internal registers !! 332 The AXPpci33 (aka NoName), is based on the EB66 (includes the Multia
331 Floating Point operations. There are !! 333 UDB). This design was produced by Digital's Technical OEM (TOEM)
332 for floating point exceptions and ro !! 334 group. It uses the 21066 processor running at 166MHz or 233MHz. It
333 preserved across task context switch !! 335 is a baby-AT size, and runs from a standard PC power supply. It has
>> 336 5 ISA slots and 3 PCI slots (one pair are a shared slot). There are
>> 337 2 versions, with either PS/2 or large DIN connectors for the
>> 338 keyboard.
>> 339
>> 340 config ALPHA_EV4
>> 341 bool
>> 342 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
>> 343 default y if !ALPHA_LYNX
334 344
335 config ARC_CANT_LLSC !! 345 config ALPHA_LCA
336 def_bool n !! 346 bool
>> 347 depends on ALPHA_NONAME || ALPHA_EB66 || ALPHA_EB66P || ALPHA_P2K
>> 348 default y
337 349
338 config ARC_HAS_LLSC !! 350 config ALPHA_APECS
339 bool "Insn: LLOCK/SCOND (efficient ato !! 351 bool
>> 352 depends on !ALPHA_PRIMO && (ALPHA_NORITAKE || ALPHA_MIKASA) || ALPHA_CABRIOLET || ALPHA_AVANTI_CH || ALPHA_EB64P_CH || ALPHA_XL
340 default y 353 default y
341 depends on !ARC_CANT_LLSC <<
342 354
343 config ARC_HAS_SWAPE !! 355 config ALPHA_EB64P
344 bool "Insn: SWAPE (endian-swap)" !! 356 bool
>> 357 depends on ALPHA_CABRIOLET || ALPHA_EB64P_CH
345 default y 358 default y
>> 359 help
>> 360 Uses 21064 or 21064A and APECs. Has ISA and PCI expansion (3 ISA,
>> 361 2 PCI, one pair are on a shared slot). Supports 36-bit DRAM SIMs.
>> 362 ISA bus generated by Intel SaturnI/O PCI-ISA bridge. On-board SCSI
>> 363 (NCR 810 on PCI) Ethernet (Digital 21040), KBD, MOUSE (PS2 style),
>> 364 SuperI/O (2S, 1P, FD), RTC/NVRAM. Boot ROM is EPROM. PC-AT size.
>> 365 Runs from standard PC power supply.
346 366
347 if ISA_ARCV2 !! 367 config ALPHA_EV5
>> 368 bool "EV5 CPU(s) (model 5/xxx)?" if ALPHA_LYNX
>> 369 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
348 370
349 config ARC_USE_UNALIGNED_MEM_ACCESS !! 371 config ALPHA_EV4
350 bool "Enable unaligned access in HW" !! 372 bool
>> 373 default y if ALPHA_LYNX && !ALPHA_EV5
>> 374
>> 375 config ALPHA_CIA
>> 376 bool
>> 377 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
351 default y 378 default y
352 select HAVE_EFFICIENT_UNALIGNED_ACCESS !! 379
>> 380 config ALPHA_EV56
>> 381 bool "EV56 CPU (speed >= 366MHz)?" if ALPHA_ALCOR
>> 382 default y if ALPHA_RX164 || ALPHA_MIATA || ALPHA_LX164 || ALPHA_SX164 || ALPHA_RUFFIAN || ALPHA_PC164 || ALPHA_TAKARA
>> 383
>> 384 config ALPHA_EV56
>> 385 prompt "EV56 CPU (speed >= 333MHz)?"
>> 386 depends on ALPHA_NORITAKE || ALPHA_PRIMO
>> 387
>> 388 config ALPHA_EV56
>> 389 prompt "EV56 CPU (speed >= 400MHz)?"
>> 390 depends on ALPHA_RAWHIDE
>> 391
>> 392 config ALPHA_PRIMO
>> 393 bool "EV5 CPU daughtercard (model 5/xxx)?"
>> 394 depends on ALPHA_NORITAKE || ALPHA_MIKASA
353 help 395 help
354 The ARC HS architecture supports una !! 396 Say Y if you have an AS 1000 5/xxx or an AS 1000A 5/xxx.
355 which is disabled by default. Enable <<
356 hardware and use software to use it <<
357 397
358 config ARC_HAS_LL64 !! 398 config ALPHA_GAMMA
359 bool "Insn: 64bit LDD/STD" !! 399 bool "EV5 CPU(s) (model 5/xxx)?"
>> 400 depends on ALPHA_SABLE
360 help 401 help
361 Enable gcc to generate 64-bit load/s !! 402 Say Y if you have an AS 2000 5/xxx or an AS 2100 5/xxx.
362 ISA mandates even/odd registers to a !! 403
363 dest operands with 2 possible source !! 404 config ALPHA_GAMMA
>> 405 bool
>> 406 depends on ALPHA_LYNX
364 default y 407 default y
365 408
366 config ARC_HAS_DIV_REM !! 409 config ALPHA_T2
367 bool "Insn: div, divu, rem, remu" !! 410 bool
>> 411 depends on ALPHA_SABLE || ALPHA_LYNX
368 default y 412 default y
369 413
370 config ARC_HAS_ACCL_REGS !! 414 config ALPHA_PYXIS
371 bool "Reg Pair ACCL:ACCH (FPU and/or M !! 415 bool
>> 416 depends on ALPHA_MIATA || ALPHA_LX164 || ALPHA_SX164 || ALPHA_RUFFIAN
372 default y 417 default y
373 help <<
374 Depending on the configuration, CPU <<
375 (also referred to as r58:r59). These <<
376 kernel needs to save/restore per pro <<
377 418
378 config ARC_DSP_HANDLED !! 419 config ALPHA_EV6
379 def_bool n !! 420 bool
>> 421 depends on ALPHA_NAUTILUS || ALPHA_WILDFIRE || ALPHA_TITAN || ALPHA_SHARK || ALPHA_DP264 || ALPHA_EIGER || ALPHA_MARVEL
>> 422 default y
380 423
381 config ARC_DSP_SAVE_RESTORE_REGS !! 424 config ALPHA_TSUNAMI
382 def_bool n !! 425 bool
>> 426 depends on ALPHA_SHARK || ALPHA_DP264 || ALPHA_EIGER
>> 427 default y
383 428
384 choice !! 429 config ALPHA_EV67
385 prompt "DSP support" !! 430 bool "EV67 (or later) CPU (speed > 600MHz)?" if ALPHA_DP264 || ALPHA_EIGER
386 default ARC_DSP_NONE !! 431 default y if ALPHA_NAUTILUS || ALPHA_WILDFIRE || ALPHA_TITAN || ALPHA_SHARK || ALPHA_MARVEL
387 help 432 help
388 Depending on the configuration, CPU !! 433 Is this a machine based on the EV67 core? If in doubt, select N here
389 (ACC0_GLO, ACC0_GHI, DSP_BFLY0, DSP_ !! 434 and the machine will be treated as an EV6.
390 Below are options describing how to !! 435
391 interrupt entry / exit and in contex !! 436 config ALPHA_MCPCIA
392 !! 437 bool
393 config ARC_DSP_NONE !! 438 depends on ALPHA_RAWHIDE
394 bool "No DSP extension presence in HW" !! 439 default y
395 help !! 440
396 No DSP extension presence in HW !! 441 config ALPHA_POLARIS
397 !! 442 bool
398 config ARC_DSP_KERNEL !! 443 depends on ALPHA_RX164
399 bool "DSP extension in HW, no support !! 444 default y
400 select ARC_HAS_ACCL_REGS !! 445
401 select ARC_DSP_HANDLED !! 446 config ALPHA_IRONGATE
402 help !! 447 bool
403 DSP extension presence in HW, no sup !! 448 depends on ALPHA_NAUTILUS
404 applications. We don't save / restor !! 449 default y
405 some minimal preparations so userspa !! 450
406 !! 451 config GENERIC_HWEIGHT
407 config ARC_DSP_USERSPACE !! 452 bool
408 bool "Support DSP for userspace apps" !! 453 default y if !ALPHA_EV67
409 select ARC_HAS_ACCL_REGS !! 454
410 select ARC_DSP_HANDLED !! 455 config ALPHA_AVANTI
411 select ARC_DSP_SAVE_RESTORE_REGS !! 456 bool
412 help !! 457 depends on ALPHA_XL || ALPHA_AVANTI_CH
413 DSP extension presence in HW, suppor !! 458 default y
414 run DSP-enabled userspace applicatio <<
415 <<
416 config ARC_DSP_AGU_USERSPACE <<
417 bool "Support DSP with AGU for userspa <<
418 select ARC_HAS_ACCL_REGS <<
419 select ARC_DSP_HANDLED <<
420 select ARC_DSP_SAVE_RESTORE_REGS <<
421 help 459 help
422 DSP and AGU extensions presence in H !! 460 Avanti AS 200, AS 205, AS 250, AS 255, AS 300, and AS 400-based
423 and AGU registers to run DSP-enabled !! 461 Alphas. Info at
424 endchoice !! 462 <http://www.unix-ag.org/Linux-Alpha/Architectures/Avanti.html>.
425 463
426 config ARC_IRQ_NO_AUTOSAVE !! 464 config ALPHA_BROKEN_IRQ_MASK
427 bool "Disable hardware autosave regfil !! 465 bool
428 default n !! 466 depends on ALPHA_GENERIC || ALPHA_PC164
>> 467 default y
>> 468
>> 469 config VGA_HOSE
>> 470 bool
>> 471 depends on VGA_CONSOLE && (ALPHA_GENERIC || ALPHA_TITAN || ALPHA_MARVEL || ALPHA_TSUNAMI)
>> 472 default y
429 help 473 help
430 On HS cores, taken interrupt auto sa !! 474 Support VGA on an arbitrary hose; needed for several platforms
431 This is programmable and can be opti !! 475 which always have multiple hoses, and whose consoles support it.
432 software INTERRUPT_PROLOGUE/EPILGUE <<
433 <<
434 config ARC_LPB_DISABLE <<
435 bool "Disable loop buffer (LPB)" <<
436 help <<
437 On HS cores, loop buffer (LPB) is pr <<
438 be optionally disabled. <<
439 <<
440 endif # ISA_ARCV2 <<
441 <<
442 endmenu # "ARC CPU Configuration" <<
443 <<
444 config LINUX_LINK_BASE <<
445 hex "Kernel link address" <<
446 default "0x80000000" <<
447 help <<
448 ARC700 divides the 32 bit phy addres <<
449 -Lower 2G (0 - 0x7FFF_FFFF ) is user <<
450 -Upper 2G (0x8000_0000 onwards) is u <<
451 Typically Linux kernel is linked at <<
452 hence the default value of 0x8zs. <<
453 However some customers have peripher <<
454 Linux needs to be scooted a bit. <<
455 If you don't know what the above mea <<
456 This needs to match memory start add <<
457 <<
458 config LINUX_RAM_BASE <<
459 hex "RAM base address" <<
460 default LINUX_LINK_BASE <<
461 help <<
462 By default Linux is linked at base o <<
463 cases (such as HSDK), Linux can't be <<
464 this option. <<
465 <<
466 config HIGHMEM <<
467 bool "High Memory Support" <<
468 select HAVE_ARCH_PFN_VALID <<
469 select KMAP_LOCAL <<
470 help <<
471 With ARC 2G:2G address split, only u <<
472 kernel. Enable this to potentially a <<
473 in future <<
474 <<
475 config ARC_HAS_PAE40 <<
476 bool "Support for the 40-bit Physical <<
477 depends on ISA_ARCV2 <<
478 select HIGHMEM <<
479 select PHYS_ADDR_T_64BIT <<
480 help <<
481 Enable access to physical memory bey <<
482 ARC cores with 40 bit Physical Addre <<
483 <<
484 config ARC_KVADDR_SIZE <<
485 int "Kernel Virtual Address Space size <<
486 range 0 512 <<
487 default "256" <<
488 help <<
489 The kernel address space is carved o <<
490 space for catering to vmalloc, modul <<
491 not suffice vmalloc requirements of <<
492 this to be stretched to 512 MB (by e <<
493 kernel-user gutter) <<
494 <<
495 config ARC_CURR_IN_REG <<
496 bool "cache current task pointer in gp <<
497 default y <<
498 help <<
499 This reserves gp register to point t <<
500 kernel mode eliding memory access fo <<
501 <<
502 <<
503 config ARC_EMUL_UNALIGNED <<
504 bool "Emulate unaligned memory access <<
505 select SYSCTL_ARCH_UNALIGN_NO_WARN <<
506 select SYSCTL_ARCH_UNALIGN_ALLOW <<
507 depends on ISA_ARCOMPACT <<
508 help <<
509 This enables misaligned 16 & 32 bit <<
510 Use ONLY-IF-ABS-NECESSARY as it will <<
511 potential bugs in code <<
512 476
513 config HZ <<
514 int "Timer Frequency" <<
515 default 100 <<
516 477
517 config ARC_METAWARE_HLINK !! 478 config ALPHA_QEMU
518 bool "Support for Metaware debugger as !! 479 bool "Run under QEMU emulation"
>> 480 depends on !ALPHA_GENERIC
519 help 481 help
520 This options allows a Linux userland !! 482 Assume the presence of special features supported by QEMU PALcode
521 host file system (open/creat/read/wr !! 483 that reduce the overhead of system emulation.
522 Metaware Debugger. This can come in <<
523 when there is no real usable periphe <<
524 484
525 menuconfig ARC_DBG !! 485 Generic kernels will auto-detect QEMU. But when building a
526 bool "ARC debugging" !! 486 system-specific kernel, the assumption is that we want to
527 default y !! 487 eliminate as many runtime tests as possible.
528 488
529 if ARC_DBG !! 489 If unsure, say N.
530 490
531 config ARC_DW2_UNWIND !! 491
532 bool "Enable DWARF specific kernel sta !! 492 config ALPHA_SRM
533 default y !! 493 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
534 select KALLSYMS !! 494 depends on TTY
>> 495 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
535 help 496 help
536 Compiles the kernel with DWARF unwin !! 497 There are two different types of booting firmware on Alphas: SRM,
537 to get stack backtraces. !! 498 which is command line driven, and ARC, which uses menus and arrow
>> 499 keys. Details about the Linux/Alpha booting process are contained in
>> 500 the Linux/Alpha FAQ, accessible on the WWW from
>> 501 <http://www.alphalinux.org/>.
>> 502
>> 503 The usual way to load Linux on an Alpha machine is to use MILO
>> 504 (a bootloader that lets you pass command line parameters to the
>> 505 kernel just like lilo does for the x86 architecture) which can be
>> 506 loaded either from ARC or can be installed directly as a permanent
>> 507 firmware replacement from floppy (which requires changing a certain
>> 508 jumper on the motherboard). If you want to do either of these, say N
>> 509 here. If MILO doesn't work on your system (true for Jensen
>> 510 motherboards), you can bypass it altogether and boot Linux directly
>> 511 from an SRM console; say Y here in order to do that. Note that you
>> 512 won't be able to boot from an IDE disk using SRM.
>> 513
>> 514 If unsure, say N.
538 515
539 If you say Y here the resulting kern !! 516 config ARCH_MAY_HAVE_PC_FDC
540 but not slower, and it will give ver !! 517 def_bool y
541 If you don't debug the kernel, you c <<
542 to solve problems without frame unwi <<
543 518
544 config ARC_DBG_JUMP_LABEL !! 519 config SMP
545 bool "Paranoid checks in Static Keys ( !! 520 bool "Symmetric multi-processing support"
546 depends on JUMP_LABEL !! 521 depends on ALPHA_SABLE || ALPHA_LYNX || ALPHA_RAWHIDE || ALPHA_DP264 || ALPHA_WILDFIRE || ALPHA_TITAN || ALPHA_GENERIC || ALPHA_SHARK || ALPHA_MARVEL
547 default y if STATIC_KEYS_SELFTEST <<
548 help 522 help
549 Enable paranoid checks and self-test !! 523 This enables support for systems with more than one CPU. If you have
550 part of static keys (jump labels) re !! 524 a system with only one CPU, say N. If you have a system with more
551 endif !! 525 than one CPU, say Y.
>> 526
>> 527 If you say N here, the kernel will run on uni- and multiprocessor
>> 528 machines, but will use only one CPU of a multiprocessor machine. If
>> 529 you say Y here, the kernel will run on many, but not all,
>> 530 uniprocessor machines. On a uniprocessor machine, the kernel
>> 531 will run faster if you say N here.
>> 532
>> 533 See also the SMP-HOWTO available at
>> 534 <https://www.tldp.org/docs.html#howto>.
>> 535
>> 536 If you don't know what to do here, say N.
552 537
553 config ARC_BUILTIN_DTB_NAME !! 538 config NR_CPUS
554 string "Built in DTB" !! 539 int "Maximum number of CPUs (2-32)"
>> 540 range 2 32
>> 541 depends on SMP
>> 542 default "32" if ALPHA_GENERIC || ALPHA_MARVEL
>> 543 default "4" if !ALPHA_GENERIC && !ALPHA_MARVEL
>> 544 help
>> 545 MARVEL support can handle a maximum of 32 CPUs, all the others
>> 546 with working support have a maximum of 4 CPUs.
>> 547
>> 548 config ARCH_SPARSEMEM_ENABLE
>> 549 bool "Sparse Memory Support"
>> 550 help
>> 551 Say Y to support efficient handling of discontiguous physical memory,
>> 552 for systems that have huge holes in the physical address space.
>> 553
>> 554 config ALPHA_WTINT
>> 555 bool "Use WTINT" if ALPHA_SRM || ALPHA_GENERIC
>> 556 default y if ALPHA_QEMU
>> 557 default n if ALPHA_EV5 || ALPHA_EV56 || (ALPHA_EV4 && !ALPHA_LCA)
>> 558 default n if !ALPHA_SRM && !ALPHA_GENERIC
>> 559 default y if SMP
555 help 560 help
556 Set the name of the DTB to embed in !! 561 The Wait for Interrupt (WTINT) PALcall attempts to place the CPU
557 Leaving it blank selects the "nsim_7 !! 562 to sleep until the next interrupt. This may reduce the power
>> 563 consumed, and the heat produced by the computer. However, it has
>> 564 the side effect of making the cycle counter unreliable as a timing
>> 565 device across the sleep.
>> 566
>> 567 For emulation under QEMU, definitely say Y here, as we have other
>> 568 mechanisms for measuring time than the cycle counter.
>> 569
>> 570 For EV4 (but not LCA), EV5 and EV56 systems, or for systems running
>> 571 MILO, sleep mode is not supported so you might as well say N here.
>> 572
>> 573 For SMP systems we cannot use the cycle counter for timing anyway,
>> 574 so you might as well say Y here.
>> 575
>> 576 If unsure, say N.
>> 577
>> 578 # LARGE_VMALLOC is racy, if you *really* need it then fix it first
>> 579 config ALPHA_LARGE_VMALLOC
>> 580 bool
>> 581 help
>> 582 Process creation and other aspects of virtual memory management can
>> 583 be streamlined if we restrict the kernel to one PGD for all vmalloc
>> 584 allocations. This equates to about 8GB.
>> 585
>> 586 Under normal circumstances, this is so far and above what is needed
>> 587 as to be laughable. However, there are certain applications (such
>> 588 as benchmark-grade in-kernel web serving) that can make use of as
>> 589 much vmalloc space as is available.
>> 590
>> 591 Say N unless you know you need gobs and gobs of vmalloc space.
>> 592
>> 593 config VERBOSE_MCHECK
>> 594 bool "Verbose Machine Checks"
>> 595
>> 596 config VERBOSE_MCHECK_ON
>> 597 int "Verbose Printing Mode (0=off, 1=on, 2=all)"
>> 598 depends on VERBOSE_MCHECK
>> 599 default 1
>> 600 help
>> 601 This option allows the default printing mode to be set, and then
>> 602 possibly overridden by a boot command argument.
>> 603
>> 604 For example, if one wanted the option of printing verbose
>> 605 machine checks, but wanted the default to be as if verbose
>> 606 machine check printing was turned off, then one would choose
>> 607 the printing mode to be 0. Then, upon reboot, one could add
>> 608 the boot command line "verbose_mcheck=1" to get the normal
>> 609 verbose machine check printing, or "verbose_mcheck=2" to get
>> 610 the maximum information available.
>> 611
>> 612 Take the default (1) unless you want more control or more info.
558 613
559 endmenu # "ARC Architecture Configuration" !! 614 choice
>> 615 prompt "Timer interrupt frequency (HZ)?"
>> 616 default HZ_128 if ALPHA_QEMU
>> 617 default HZ_1200 if ALPHA_RAWHIDE
>> 618 default HZ_1024
>> 619 help
>> 620 The frequency at which timer interrupts occur. A high frequency
>> 621 minimizes latency, whereas a low frequency minimizes overhead of
>> 622 process accounting. The later effect is especially significant
>> 623 when being run under QEMU.
>> 624
>> 625 Note that some Alpha hardware cannot change the interrupt frequency
>> 626 of the timer. If unsure, say 1024 (or 1200 for Rawhide).
>> 627
>> 628 config HZ_32
>> 629 bool "32 Hz"
>> 630 config HZ_64
>> 631 bool "64 Hz"
>> 632 config HZ_128
>> 633 bool "128 Hz"
>> 634 config HZ_256
>> 635 bool "256 Hz"
>> 636 config HZ_1024
>> 637 bool "1024 Hz"
>> 638 config HZ_1200
>> 639 bool "1200 Hz"
>> 640 endchoice
>> 641
>> 642 config HZ
>> 643 int
>> 644 default 32 if HZ_32
>> 645 default 64 if HZ_64
>> 646 default 128 if HZ_128
>> 647 default 256 if HZ_256
>> 648 default 1200 if HZ_1200
>> 649 default 1024
>> 650
>> 651 config SRM_ENV
>> 652 tristate "SRM environment through procfs"
>> 653 depends on PROC_FS
>> 654 help
>> 655 If you enable this option, a subdirectory inside /proc called
>> 656 /proc/srm_environment will give you access to the all important
>> 657 SRM environment variables (those which have a name) and also
>> 658 to all others (by their internal number).
>> 659
>> 660 SRM is something like a BIOS for Alpha machines. There are some
>> 661 other such BIOSes, like AlphaBIOS, which this driver cannot
>> 662 support (hey, that's not SRM!).
>> 663
>> 664 Despite the fact that this driver doesn't work on all Alphas (but
>> 665 only on those which have SRM as their firmware), it's save to
>> 666 build it even if your particular machine doesn't know about SRM
>> 667 (or if you intend to compile a generic kernel). It will simply
>> 668 not create those subdirectory in /proc (and give you some warning,
>> 669 of course).
560 670
561 config ARCH_FORCE_MAX_ORDER !! 671 This driver is also available as a module and will be called
562 int "Maximum zone order" !! 672 srm_env then.
563 default "11" if ARC_HUGEPAGE_16M <<
564 default "10" <<
565 673
566 source "kernel/power/Kconfig" !! 674 endmenu
>> 675
>> 676 # DUMMY_CONSOLE may be defined in drivers/video/console/Kconfig
>> 677 # but we also need it if VGA_HOSE is set
>> 678 config DUMMY_CONSOLE
>> 679 bool
>> 680 depends on VGA_HOSE
>> 681 default y
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