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-rw-r--r--arch/arm/mm/Kconfig67
1 files changed, 35 insertions, 32 deletions
diff --git a/arch/arm/mm/Kconfig b/arch/arm/mm/Kconfig
index ecf5e232a6fc..c4bca753165b 100644
--- a/arch/arm/mm/Kconfig
+++ b/arch/arm/mm/Kconfig
@@ -15,8 +15,8 @@ config CPU_ARM610
15 select CPU_32v3 15 select CPU_32v3
16 select CPU_CACHE_V3 16 select CPU_CACHE_V3
17 select CPU_CACHE_VIVT 17 select CPU_CACHE_VIVT
18 select CPU_COPY_V3 18 select CPU_COPY_V3 if MMU
19 select CPU_TLB_V3 19 select CPU_TLB_V3 if MMU
20 help 20 help
21 The ARM610 is the successor to the ARM3 processor 21 The ARM610 is the successor to the ARM3 processor
22 and was produced by VLSI Technology Inc. 22 and was produced by VLSI Technology Inc.
@@ -31,8 +31,8 @@ config CPU_ARM710
31 select CPU_32v3 31 select CPU_32v3
32 select CPU_CACHE_V3 32 select CPU_CACHE_V3
33 select CPU_CACHE_VIVT 33 select CPU_CACHE_VIVT
34 select CPU_COPY_V3 34 select CPU_COPY_V3 if MMU
35 select CPU_TLB_V3 35 select CPU_TLB_V3 if MMU
36 help 36 help
37 A 32-bit RISC microprocessor based on the ARM7 processor core 37 A 32-bit RISC microprocessor based on the ARM7 processor core
38 designed by Advanced RISC Machines Ltd. The ARM710 is the 38 designed by Advanced RISC Machines Ltd. The ARM710 is the
@@ -50,8 +50,8 @@ config CPU_ARM720T
50 select CPU_ABRT_LV4T 50 select CPU_ABRT_LV4T
51 select CPU_CACHE_V4 51 select CPU_CACHE_V4
52 select CPU_CACHE_VIVT 52 select CPU_CACHE_VIVT
53 select CPU_COPY_V4WT 53 select CPU_COPY_V4WT if MMU
54 select CPU_TLB_V4WT 54 select CPU_TLB_V4WT if MMU
55 help 55 help
56 A 32-bit RISC processor with 8kByte Cache, Write Buffer and 56 A 32-bit RISC processor with 8kByte Cache, Write Buffer and
57 MMU built around an ARM7TDMI core. 57 MMU built around an ARM7TDMI core.
@@ -68,8 +68,8 @@ config CPU_ARM920T
68 select CPU_ABRT_EV4T 68 select CPU_ABRT_EV4T
69 select CPU_CACHE_V4WT 69 select CPU_CACHE_V4WT
70 select CPU_CACHE_VIVT 70 select CPU_CACHE_VIVT
71 select CPU_COPY_V4WB 71 select CPU_COPY_V4WB if MMU
72 select CPU_TLB_V4WBI 72 select CPU_TLB_V4WBI if MMU
73 help 73 help
74 The ARM920T is licensed to be produced by numerous vendors, 74 The ARM920T is licensed to be produced by numerous vendors,
75 and is used in the Maverick EP9312 and the Samsung S3C2410. 75 and is used in the Maverick EP9312 and the Samsung S3C2410.
@@ -89,8 +89,8 @@ config CPU_ARM922T
89 select CPU_ABRT_EV4T 89 select CPU_ABRT_EV4T
90 select CPU_CACHE_V4WT 90 select CPU_CACHE_V4WT
91 select CPU_CACHE_VIVT 91 select CPU_CACHE_VIVT
92 select CPU_COPY_V4WB 92 select CPU_COPY_V4WB if MMU
93 select CPU_TLB_V4WBI 93 select CPU_TLB_V4WBI if MMU
94 help 94 help
95 The ARM922T is a version of the ARM920T, but with smaller 95 The ARM922T is a version of the ARM920T, but with smaller
96 instruction and data caches. It is used in Altera's 96 instruction and data caches. It is used in Altera's
@@ -108,8 +108,8 @@ config CPU_ARM925T
108 select CPU_ABRT_EV4T 108 select CPU_ABRT_EV4T
109 select CPU_CACHE_V4WT 109 select CPU_CACHE_V4WT
110 select CPU_CACHE_VIVT 110 select CPU_CACHE_VIVT
111 select CPU_COPY_V4WB 111 select CPU_COPY_V4WB if MMU
112 select CPU_TLB_V4WBI 112 select CPU_TLB_V4WBI if MMU
113 help 113 help
114 The ARM925T is a mix between the ARM920T and ARM926T, but with 114 The ARM925T is a mix between the ARM920T and ARM926T, but with
115 different instruction and data caches. It is used in TI's OMAP 115 different instruction and data caches. It is used in TI's OMAP
@@ -126,8 +126,8 @@ config CPU_ARM926T
126 select CPU_32v5 126 select CPU_32v5
127 select CPU_ABRT_EV5TJ 127 select CPU_ABRT_EV5TJ
128 select CPU_CACHE_VIVT 128 select CPU_CACHE_VIVT
129 select CPU_COPY_V4WB 129 select CPU_COPY_V4WB if MMU
130 select CPU_TLB_V4WBI 130 select CPU_TLB_V4WBI if MMU
131 help 131 help
132 This is a variant of the ARM920. It has slightly different 132 This is a variant of the ARM920. It has slightly different
133 instruction sequences for cache and TLB operations. Curiously, 133 instruction sequences for cache and TLB operations. Curiously,
@@ -144,8 +144,8 @@ config CPU_ARM1020
144 select CPU_ABRT_EV4T 144 select CPU_ABRT_EV4T
145 select CPU_CACHE_V4WT 145 select CPU_CACHE_V4WT
146 select CPU_CACHE_VIVT 146 select CPU_CACHE_VIVT
147 select CPU_COPY_V4WB 147 select CPU_COPY_V4WB if MMU
148 select CPU_TLB_V4WBI 148 select CPU_TLB_V4WBI if MMU
149 help 149 help
150 The ARM1020 is the 32K cached version of the ARM10 processor, 150 The ARM1020 is the 32K cached version of the ARM10 processor,
151 with an addition of a floating-point unit. 151 with an addition of a floating-point unit.
@@ -161,8 +161,8 @@ config CPU_ARM1020E
161 select CPU_ABRT_EV4T 161 select CPU_ABRT_EV4T
162 select CPU_CACHE_V4WT 162 select CPU_CACHE_V4WT
163 select CPU_CACHE_VIVT 163 select CPU_CACHE_VIVT
164 select CPU_COPY_V4WB 164 select CPU_COPY_V4WB if MMU
165 select CPU_TLB_V4WBI 165 select CPU_TLB_V4WBI if MMU
166 depends on n 166 depends on n
167 167
168# ARM1022E 168# ARM1022E
@@ -172,8 +172,8 @@ config CPU_ARM1022
172 select CPU_32v5 172 select CPU_32v5
173 select CPU_ABRT_EV4T 173 select CPU_ABRT_EV4T
174 select CPU_CACHE_VIVT 174 select CPU_CACHE_VIVT
175 select CPU_COPY_V4WB # can probably do better 175 select CPU_COPY_V4WB if MMU # can probably do better
176 select CPU_TLB_V4WBI 176 select CPU_TLB_V4WBI if MMU
177 help 177 help
178 The ARM1022E is an implementation of the ARMv5TE architecture 178 The ARM1022E is an implementation of the ARMv5TE architecture
179 based upon the ARM10 integer core with a 16KiB L1 Harvard cache, 179 based upon the ARM10 integer core with a 16KiB L1 Harvard cache,
@@ -189,8 +189,8 @@ config CPU_ARM1026
189 select CPU_32v5 189 select CPU_32v5
190 select CPU_ABRT_EV5T # But need Jazelle, but EV5TJ ignores bit 10 190 select CPU_ABRT_EV5T # But need Jazelle, but EV5TJ ignores bit 10
191 select CPU_CACHE_VIVT 191 select CPU_CACHE_VIVT
192 select CPU_COPY_V4WB # can probably do better 192 select CPU_COPY_V4WB if MMU # can probably do better
193 select CPU_TLB_V4WBI 193 select CPU_TLB_V4WBI if MMU
194 help 194 help
195 The ARM1026EJ-S is an implementation of the ARMv5TEJ architecture 195 The ARM1026EJ-S is an implementation of the ARMv5TEJ architecture
196 based upon the ARM10 integer core. 196 based upon the ARM10 integer core.
@@ -207,8 +207,8 @@ config CPU_SA110
207 select CPU_ABRT_EV4 207 select CPU_ABRT_EV4
208 select CPU_CACHE_V4WB 208 select CPU_CACHE_V4WB
209 select CPU_CACHE_VIVT 209 select CPU_CACHE_VIVT
210 select CPU_COPY_V4WB 210 select CPU_COPY_V4WB if MMU
211 select CPU_TLB_V4WB 211 select CPU_TLB_V4WB if MMU
212 help 212 help
213 The Intel StrongARM(R) SA-110 is a 32-bit microprocessor and 213 The Intel StrongARM(R) SA-110 is a 32-bit microprocessor and
214 is available at five speeds ranging from 100 MHz to 233 MHz. 214 is available at five speeds ranging from 100 MHz to 233 MHz.
@@ -227,7 +227,7 @@ config CPU_SA1100
227 select CPU_ABRT_EV4 227 select CPU_ABRT_EV4
228 select CPU_CACHE_V4WB 228 select CPU_CACHE_V4WB
229 select CPU_CACHE_VIVT 229 select CPU_CACHE_VIVT
230 select CPU_TLB_V4WB 230 select CPU_TLB_V4WB if MMU
231 231
232# XScale 232# XScale
233config CPU_XSCALE 233config CPU_XSCALE
@@ -237,7 +237,7 @@ config CPU_XSCALE
237 select CPU_32v5 237 select CPU_32v5
238 select CPU_ABRT_EV5T 238 select CPU_ABRT_EV5T
239 select CPU_CACHE_VIVT 239 select CPU_CACHE_VIVT
240 select CPU_TLB_V4WBI 240 select CPU_TLB_V4WBI if MMU
241 241
242# XScale Core Version 3 242# XScale Core Version 3
243config CPU_XSC3 243config CPU_XSC3
@@ -247,7 +247,7 @@ config CPU_XSC3
247 select CPU_32v5 247 select CPU_32v5
248 select CPU_ABRT_EV5T 248 select CPU_ABRT_EV5T
249 select CPU_CACHE_VIVT 249 select CPU_CACHE_VIVT
250 select CPU_TLB_V4WBI 250 select CPU_TLB_V4WBI if MMU
251 select IO_36 251 select IO_36
252 252
253# ARMv6 253# ARMv6
@@ -258,8 +258,8 @@ config CPU_V6
258 select CPU_ABRT_EV6 258 select CPU_ABRT_EV6
259 select CPU_CACHE_V6 259 select CPU_CACHE_V6
260 select CPU_CACHE_VIPT 260 select CPU_CACHE_VIPT
261 select CPU_COPY_V6 261 select CPU_COPY_V6 if MMU
262 select CPU_TLB_V6 262 select CPU_TLB_V6 if MMU
263 263
264# ARMv6k 264# ARMv6k
265config CPU_32v6K 265config CPU_32v6K
@@ -277,17 +277,17 @@ config CPU_32v6K
277# This defines the compiler instruction set which depends on the machine type. 277# This defines the compiler instruction set which depends on the machine type.
278config CPU_32v3 278config CPU_32v3
279 bool 279 bool
280 select TLS_REG_EMUL if SMP 280 select TLS_REG_EMUL if SMP || !MMU
281 select NEEDS_SYSCALL_FOR_CMPXCHG if SMP 281 select NEEDS_SYSCALL_FOR_CMPXCHG if SMP
282 282
283config CPU_32v4 283config CPU_32v4
284 bool 284 bool
285 select TLS_REG_EMUL if SMP 285 select TLS_REG_EMUL if SMP || !MMU
286 select NEEDS_SYSCALL_FOR_CMPXCHG if SMP 286 select NEEDS_SYSCALL_FOR_CMPXCHG if SMP
287 287
288config CPU_32v5 288config CPU_32v5
289 bool 289 bool
290 select TLS_REG_EMUL if SMP 290 select TLS_REG_EMUL if SMP || !MMU
291 select NEEDS_SYSCALL_FOR_CMPXCHG if SMP 291 select NEEDS_SYSCALL_FOR_CMPXCHG if SMP
292 292
293config CPU_32v6 293config CPU_32v6
@@ -334,6 +334,7 @@ config CPU_CACHE_VIVT
334config CPU_CACHE_VIPT 334config CPU_CACHE_VIPT
335 bool 335 bool
336 336
337if MMU
337# The copy-page model 338# The copy-page model
338config CPU_COPY_V3 339config CPU_COPY_V3
339 bool 340 bool
@@ -372,6 +373,8 @@ config CPU_TLB_V4WBI
372config CPU_TLB_V6 373config CPU_TLB_V6
373 bool 374 bool
374 375
376endif
377
375# 378#
376# CPU supports 36-bit I/O 379# CPU supports 36-bit I/O
377# 380#