| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | comment "Processor Type" | 
|  | 2 |  | 
|  | 3 | config CPU_32 | 
|  | 4 | bool | 
|  | 5 | default y | 
|  | 6 |  | 
|  | 7 | # Select CPU types depending on the architecture selected.  This selects | 
|  | 8 | # which CPUs we support in the kernel image, and the compiler instruction | 
|  | 9 | # optimiser behaviour. | 
|  | 10 |  | 
|  | 11 | # ARM610 | 
|  | 12 | config CPU_ARM610 | 
| Russell King | c750815 | 2008-10-26 10:55:14 +0000 | [diff] [blame] | 13 | bool "Support ARM610 processor" if ARCH_RPC | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 14 | select CPU_32v3 | 
|  | 15 | select CPU_CACHE_V3 | 
|  | 16 | select CPU_CACHE_VIVT | 
| Hyok S. Choi | fefdaa0 | 2006-09-26 17:36:37 +0900 | [diff] [blame] | 17 | select CPU_CP15_MMU | 
| Hyok S. Choi | f9c21a6 | 2006-06-21 22:26:29 +0100 | [diff] [blame] | 18 | select CPU_COPY_V3 if MMU | 
|  | 19 | select CPU_TLB_V3 if MMU | 
| Kirill A. Shutemov | 4fb2847 | 2009-09-25 13:39:47 +0100 | [diff] [blame] | 20 | select CPU_PABRT_LEGACY | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 21 | help | 
|  | 22 | The ARM610 is the successor to the ARM3 processor | 
|  | 23 | and was produced by VLSI Technology Inc. | 
|  | 24 |  | 
|  | 25 | Say Y if you want support for the ARM610 processor. | 
|  | 26 | Otherwise, say N. | 
|  | 27 |  | 
| Hyok S. Choi | 07e0da7 | 2006-09-26 17:37:36 +0900 | [diff] [blame] | 28 | # ARM7TDMI | 
|  | 29 | config CPU_ARM7TDMI | 
|  | 30 | bool "Support ARM7TDMI processor" | 
| Russell King | 6b237a3 | 2006-09-27 17:44:39 +0100 | [diff] [blame] | 31 | depends on !MMU | 
| Hyok S. Choi | 07e0da7 | 2006-09-26 17:37:36 +0900 | [diff] [blame] | 32 | select CPU_32v4T | 
|  | 33 | select CPU_ABRT_LV4T | 
| Kirill A. Shutemov | 4fb2847 | 2009-09-25 13:39:47 +0100 | [diff] [blame] | 34 | select CPU_PABRT_LEGACY | 
| Hyok S. Choi | 07e0da7 | 2006-09-26 17:37:36 +0900 | [diff] [blame] | 35 | select CPU_CACHE_V4 | 
|  | 36 | help | 
|  | 37 | A 32-bit RISC microprocessor based on the ARM7 processor core | 
|  | 38 | which has no memory control unit and cache. | 
|  | 39 |  | 
|  | 40 | Say Y if you want support for the ARM7TDMI processor. | 
|  | 41 | Otherwise, say N. | 
|  | 42 |  | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 43 | # ARM710 | 
|  | 44 | config CPU_ARM710 | 
| Russell King | c750815 | 2008-10-26 10:55:14 +0000 | [diff] [blame] | 45 | bool "Support ARM710 processor" if ARCH_RPC | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 46 | select CPU_32v3 | 
|  | 47 | select CPU_CACHE_V3 | 
|  | 48 | select CPU_CACHE_VIVT | 
| Hyok S. Choi | fefdaa0 | 2006-09-26 17:36:37 +0900 | [diff] [blame] | 49 | select CPU_CP15_MMU | 
| Hyok S. Choi | f9c21a6 | 2006-06-21 22:26:29 +0100 | [diff] [blame] | 50 | select CPU_COPY_V3 if MMU | 
|  | 51 | select CPU_TLB_V3 if MMU | 
| Kirill A. Shutemov | 4fb2847 | 2009-09-25 13:39:47 +0100 | [diff] [blame] | 52 | select CPU_PABRT_LEGACY | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 53 | help | 
|  | 54 | A 32-bit RISC microprocessor based on the ARM7 processor core | 
|  | 55 | designed by Advanced RISC Machines Ltd. The ARM710 is the | 
|  | 56 | successor to the ARM610 processor. It was released in | 
|  | 57 | July 1994 by VLSI Technology Inc. | 
|  | 58 |  | 
|  | 59 | Say Y if you want support for the ARM710 processor. | 
|  | 60 | Otherwise, say N. | 
|  | 61 |  | 
|  | 62 | # ARM720T | 
|  | 63 | config CPU_ARM720T | 
| Russell King | c750815 | 2008-10-26 10:55:14 +0000 | [diff] [blame] | 64 | bool "Support ARM720T processor" if ARCH_INTEGRATOR | 
| Lennert Buytenhek | 260e98e | 2006-08-28 12:51:20 +0100 | [diff] [blame] | 65 | select CPU_32v4T | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 66 | select CPU_ABRT_LV4T | 
| Kirill A. Shutemov | 4fb2847 | 2009-09-25 13:39:47 +0100 | [diff] [blame] | 67 | select CPU_PABRT_LEGACY | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 68 | select CPU_CACHE_V4 | 
|  | 69 | select CPU_CACHE_VIVT | 
| Hyok S. Choi | fefdaa0 | 2006-09-26 17:36:37 +0900 | [diff] [blame] | 70 | select CPU_CP15_MMU | 
| Hyok S. Choi | f9c21a6 | 2006-06-21 22:26:29 +0100 | [diff] [blame] | 71 | select CPU_COPY_V4WT if MMU | 
|  | 72 | select CPU_TLB_V4WT if MMU | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 73 | help | 
|  | 74 | A 32-bit RISC processor with 8kByte Cache, Write Buffer and | 
|  | 75 | MMU built around an ARM7TDMI core. | 
|  | 76 |  | 
|  | 77 | Say Y if you want support for the ARM720T processor. | 
|  | 78 | Otherwise, say N. | 
|  | 79 |  | 
| Hyok S. Choi | b731c31 | 2006-09-26 17:37:50 +0900 | [diff] [blame] | 80 | # ARM740T | 
|  | 81 | config CPU_ARM740T | 
|  | 82 | bool "Support ARM740T processor" if ARCH_INTEGRATOR | 
| Russell King | 6b237a3 | 2006-09-27 17:44:39 +0100 | [diff] [blame] | 83 | depends on !MMU | 
| Hyok S. Choi | b731c31 | 2006-09-26 17:37:50 +0900 | [diff] [blame] | 84 | select CPU_32v4T | 
|  | 85 | select CPU_ABRT_LV4T | 
| Kirill A. Shutemov | 4fb2847 | 2009-09-25 13:39:47 +0100 | [diff] [blame] | 86 | select CPU_PABRT_LEGACY | 
| Hyok S. Choi | b731c31 | 2006-09-26 17:37:50 +0900 | [diff] [blame] | 87 | select CPU_CACHE_V3	# although the core is v4t | 
|  | 88 | select CPU_CP15_MPU | 
|  | 89 | help | 
|  | 90 | A 32-bit RISC processor with 8KB cache or 4KB variants, | 
|  | 91 | write buffer and MPU(Protection Unit) built around | 
|  | 92 | an ARM7TDMI core. | 
|  | 93 |  | 
|  | 94 | Say Y if you want support for the ARM740T processor. | 
|  | 95 | Otherwise, say N. | 
|  | 96 |  | 
| Hyok S. Choi | 43f5f01 | 2006-09-26 17:38:05 +0900 | [diff] [blame] | 97 | # ARM9TDMI | 
|  | 98 | config CPU_ARM9TDMI | 
|  | 99 | bool "Support ARM9TDMI processor" | 
| Russell King | 6b237a3 | 2006-09-27 17:44:39 +0100 | [diff] [blame] | 100 | depends on !MMU | 
| Hyok S. Choi | 43f5f01 | 2006-09-26 17:38:05 +0900 | [diff] [blame] | 101 | select CPU_32v4T | 
| Hyok S. Choi | 0f45d7f | 2006-09-28 21:46:16 +0900 | [diff] [blame] | 102 | select CPU_ABRT_NOMMU | 
| Kirill A. Shutemov | 4fb2847 | 2009-09-25 13:39:47 +0100 | [diff] [blame] | 103 | select CPU_PABRT_LEGACY | 
| Hyok S. Choi | 43f5f01 | 2006-09-26 17:38:05 +0900 | [diff] [blame] | 104 | select CPU_CACHE_V4 | 
|  | 105 | help | 
|  | 106 | A 32-bit RISC microprocessor based on the ARM9 processor core | 
|  | 107 | which has no memory control unit and cache. | 
|  | 108 |  | 
|  | 109 | Say Y if you want support for the ARM9TDMI processor. | 
|  | 110 | Otherwise, say N. | 
|  | 111 |  | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 112 | # ARM920T | 
|  | 113 | config CPU_ARM920T | 
| Russell King | c750815 | 2008-10-26 10:55:14 +0000 | [diff] [blame] | 114 | bool "Support ARM920T processor" if ARCH_INTEGRATOR | 
| Lennert Buytenhek | 260e98e | 2006-08-28 12:51:20 +0100 | [diff] [blame] | 115 | select CPU_32v4T | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 116 | select CPU_ABRT_EV4T | 
| Kirill A. Shutemov | 4fb2847 | 2009-09-25 13:39:47 +0100 | [diff] [blame] | 117 | select CPU_PABRT_LEGACY | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 118 | select CPU_CACHE_V4WT | 
|  | 119 | select CPU_CACHE_VIVT | 
| Hyok S. Choi | fefdaa0 | 2006-09-26 17:36:37 +0900 | [diff] [blame] | 120 | select CPU_CP15_MMU | 
| Hyok S. Choi | f9c21a6 | 2006-06-21 22:26:29 +0100 | [diff] [blame] | 121 | select CPU_COPY_V4WB if MMU | 
|  | 122 | select CPU_TLB_V4WBI if MMU | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 123 | help | 
|  | 124 | The ARM920T is licensed to be produced by numerous vendors, | 
| Hartley Sweeten | c768e67 | 2009-10-21 02:27:01 +0100 | [diff] [blame] | 125 | and is used in the Cirrus EP93xx and the Samsung S3C2410. | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 126 |  | 
|  | 127 | Say Y if you want support for the ARM920T processor. | 
|  | 128 | Otherwise, say N. | 
|  | 129 |  | 
|  | 130 | # ARM922T | 
|  | 131 | config CPU_ARM922T | 
|  | 132 | bool "Support ARM922T processor" if ARCH_INTEGRATOR | 
| Lennert Buytenhek | 260e98e | 2006-08-28 12:51:20 +0100 | [diff] [blame] | 133 | select CPU_32v4T | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 134 | select CPU_ABRT_EV4T | 
| Kirill A. Shutemov | 4fb2847 | 2009-09-25 13:39:47 +0100 | [diff] [blame] | 135 | select CPU_PABRT_LEGACY | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 136 | select CPU_CACHE_V4WT | 
|  | 137 | select CPU_CACHE_VIVT | 
| Hyok S. Choi | fefdaa0 | 2006-09-26 17:36:37 +0900 | [diff] [blame] | 138 | select CPU_CP15_MMU | 
| Hyok S. Choi | f9c21a6 | 2006-06-21 22:26:29 +0100 | [diff] [blame] | 139 | select CPU_COPY_V4WB if MMU | 
|  | 140 | select CPU_TLB_V4WBI if MMU | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 141 | help | 
|  | 142 | The ARM922T is a version of the ARM920T, but with smaller | 
|  | 143 | instruction and data caches. It is used in Altera's | 
| Andrew Victor | c53c9cf | 2007-05-11 21:01:28 +0100 | [diff] [blame] | 144 | Excalibur XA device family and Micrel's KS8695 Centaur. | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 145 |  | 
|  | 146 | Say Y if you want support for the ARM922T processor. | 
|  | 147 | Otherwise, say N. | 
|  | 148 |  | 
|  | 149 | # ARM925T | 
|  | 150 | config CPU_ARM925T | 
| Tony Lindgren | b288f75 | 2005-07-10 19:58:08 +0100 | [diff] [blame] | 151 | bool "Support ARM925T processor" if ARCH_OMAP1 | 
| Lennert Buytenhek | 260e98e | 2006-08-28 12:51:20 +0100 | [diff] [blame] | 152 | select CPU_32v4T | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 153 | select CPU_ABRT_EV4T | 
| Kirill A. Shutemov | 4fb2847 | 2009-09-25 13:39:47 +0100 | [diff] [blame] | 154 | select CPU_PABRT_LEGACY | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 155 | select CPU_CACHE_V4WT | 
|  | 156 | select CPU_CACHE_VIVT | 
| Hyok S. Choi | fefdaa0 | 2006-09-26 17:36:37 +0900 | [diff] [blame] | 157 | select CPU_CP15_MMU | 
| Hyok S. Choi | f9c21a6 | 2006-06-21 22:26:29 +0100 | [diff] [blame] | 158 | select CPU_COPY_V4WB if MMU | 
|  | 159 | select CPU_TLB_V4WBI if MMU | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 160 | help | 
|  | 161 | The ARM925T is a mix between the ARM920T and ARM926T, but with | 
|  | 162 | different instruction and data caches. It is used in TI's OMAP | 
|  | 163 | device family. | 
|  | 164 |  | 
|  | 165 | Say Y if you want support for the ARM925T processor. | 
|  | 166 | Otherwise, say N. | 
|  | 167 |  | 
|  | 168 | # ARM926T | 
|  | 169 | config CPU_ARM926T | 
| Russell King | c750815 | 2008-10-26 10:55:14 +0000 | [diff] [blame] | 170 | bool "Support ARM926T processor" if ARCH_INTEGRATOR || MACH_REALVIEW_EB | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 171 | select CPU_32v5 | 
|  | 172 | select CPU_ABRT_EV5TJ | 
| Kirill A. Shutemov | 4fb2847 | 2009-09-25 13:39:47 +0100 | [diff] [blame] | 173 | select CPU_PABRT_LEGACY | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 174 | select CPU_CACHE_VIVT | 
| Hyok S. Choi | fefdaa0 | 2006-09-26 17:36:37 +0900 | [diff] [blame] | 175 | select CPU_CP15_MMU | 
| Hyok S. Choi | f9c21a6 | 2006-06-21 22:26:29 +0100 | [diff] [blame] | 176 | select CPU_COPY_V4WB if MMU | 
|  | 177 | select CPU_TLB_V4WBI if MMU | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 178 | help | 
|  | 179 | This is a variant of the ARM920.  It has slightly different | 
|  | 180 | instruction sequences for cache and TLB operations.  Curiously, | 
|  | 181 | there is no documentation on it at the ARM corporate website. | 
|  | 182 |  | 
|  | 183 | Say Y if you want support for the ARM926T processor. | 
|  | 184 | Otherwise, say N. | 
|  | 185 |  | 
| Paulius Zaleckas | 28853ac | 2009-03-25 13:10:01 +0200 | [diff] [blame] | 186 | # FA526 | 
|  | 187 | config CPU_FA526 | 
|  | 188 | bool | 
|  | 189 | select CPU_32v4 | 
|  | 190 | select CPU_ABRT_EV4 | 
| Kirill A. Shutemov | 4fb2847 | 2009-09-25 13:39:47 +0100 | [diff] [blame] | 191 | select CPU_PABRT_LEGACY | 
| Paulius Zaleckas | 28853ac | 2009-03-25 13:10:01 +0200 | [diff] [blame] | 192 | select CPU_CACHE_VIVT | 
|  | 193 | select CPU_CP15_MMU | 
|  | 194 | select CPU_CACHE_FA | 
|  | 195 | select CPU_COPY_FA if MMU | 
|  | 196 | select CPU_TLB_FA if MMU | 
|  | 197 | help | 
|  | 198 | The FA526 is a version of the ARMv4 compatible processor with | 
|  | 199 | Branch Target Buffer, Unified TLB and cache line size 16. | 
|  | 200 |  | 
|  | 201 | Say Y if you want support for the FA526 processor. | 
|  | 202 | Otherwise, say N. | 
|  | 203 |  | 
| Hyok S. Choi | d60674e | 2006-09-26 17:38:18 +0900 | [diff] [blame] | 204 | # ARM940T | 
|  | 205 | config CPU_ARM940T | 
|  | 206 | bool "Support ARM940T processor" if ARCH_INTEGRATOR | 
| Russell King | 6b237a3 | 2006-09-27 17:44:39 +0100 | [diff] [blame] | 207 | depends on !MMU | 
| Hyok S. Choi | d60674e | 2006-09-26 17:38:18 +0900 | [diff] [blame] | 208 | select CPU_32v4T | 
| Hyok S. Choi | 0f45d7f | 2006-09-28 21:46:16 +0900 | [diff] [blame] | 209 | select CPU_ABRT_NOMMU | 
| Kirill A. Shutemov | 4fb2847 | 2009-09-25 13:39:47 +0100 | [diff] [blame] | 210 | select CPU_PABRT_LEGACY | 
| Hyok S. Choi | d60674e | 2006-09-26 17:38:18 +0900 | [diff] [blame] | 211 | select CPU_CACHE_VIVT | 
|  | 212 | select CPU_CP15_MPU | 
|  | 213 | help | 
|  | 214 | ARM940T is a member of the ARM9TDMI family of general- | 
| Matt LaPlante | 3cb2fcc | 2006-11-30 05:22:59 +0100 | [diff] [blame] | 215 | purpose microprocessors with MPU and separate 4KB | 
| Hyok S. Choi | d60674e | 2006-09-26 17:38:18 +0900 | [diff] [blame] | 216 | instruction and 4KB data cases, each with a 4-word line | 
|  | 217 | length. | 
|  | 218 |  | 
|  | 219 | Say Y if you want support for the ARM940T processor. | 
|  | 220 | Otherwise, say N. | 
|  | 221 |  | 
| Hyok S. Choi | f37f46e | 2006-09-26 17:38:32 +0900 | [diff] [blame] | 222 | # ARM946E-S | 
|  | 223 | config CPU_ARM946E | 
|  | 224 | bool "Support ARM946E-S processor" if ARCH_INTEGRATOR | 
| Russell King | 6b237a3 | 2006-09-27 17:44:39 +0100 | [diff] [blame] | 225 | depends on !MMU | 
| Hyok S. Choi | f37f46e | 2006-09-26 17:38:32 +0900 | [diff] [blame] | 226 | select CPU_32v5 | 
| Hyok S. Choi | 0f45d7f | 2006-09-28 21:46:16 +0900 | [diff] [blame] | 227 | select CPU_ABRT_NOMMU | 
| Kirill A. Shutemov | 4fb2847 | 2009-09-25 13:39:47 +0100 | [diff] [blame] | 228 | select CPU_PABRT_LEGACY | 
| Hyok S. Choi | f37f46e | 2006-09-26 17:38:32 +0900 | [diff] [blame] | 229 | select CPU_CACHE_VIVT | 
|  | 230 | select CPU_CP15_MPU | 
|  | 231 | help | 
|  | 232 | ARM946E-S is a member of the ARM9E-S family of high- | 
|  | 233 | performance, 32-bit system-on-chip processor solutions. | 
|  | 234 | The TCM and ARMv5TE 32-bit instruction set is supported. | 
|  | 235 |  | 
|  | 236 | Say Y if you want support for the ARM946E-S processor. | 
|  | 237 | Otherwise, say N. | 
|  | 238 |  | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 239 | # ARM1020 - needs validating | 
|  | 240 | config CPU_ARM1020 | 
| Russell King | c750815 | 2008-10-26 10:55:14 +0000 | [diff] [blame] | 241 | bool "Support ARM1020T (rev 0) processor" if ARCH_INTEGRATOR | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 242 | select CPU_32v5 | 
|  | 243 | select CPU_ABRT_EV4T | 
| Kirill A. Shutemov | 4fb2847 | 2009-09-25 13:39:47 +0100 | [diff] [blame] | 244 | select CPU_PABRT_LEGACY | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 245 | select CPU_CACHE_V4WT | 
|  | 246 | select CPU_CACHE_VIVT | 
| Hyok S. Choi | fefdaa0 | 2006-09-26 17:36:37 +0900 | [diff] [blame] | 247 | select CPU_CP15_MMU | 
| Hyok S. Choi | f9c21a6 | 2006-06-21 22:26:29 +0100 | [diff] [blame] | 248 | select CPU_COPY_V4WB if MMU | 
|  | 249 | select CPU_TLB_V4WBI if MMU | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 250 | help | 
|  | 251 | The ARM1020 is the 32K cached version of the ARM10 processor, | 
|  | 252 | with an addition of a floating-point unit. | 
|  | 253 |  | 
|  | 254 | Say Y if you want support for the ARM1020 processor. | 
|  | 255 | Otherwise, say N. | 
|  | 256 |  | 
|  | 257 | # ARM1020E - needs validating | 
|  | 258 | config CPU_ARM1020E | 
| Russell King | c750815 | 2008-10-26 10:55:14 +0000 | [diff] [blame] | 259 | bool "Support ARM1020E processor" if ARCH_INTEGRATOR | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 260 | select CPU_32v5 | 
|  | 261 | select CPU_ABRT_EV4T | 
| Kirill A. Shutemov | 4fb2847 | 2009-09-25 13:39:47 +0100 | [diff] [blame] | 262 | select CPU_PABRT_LEGACY | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 263 | select CPU_CACHE_V4WT | 
|  | 264 | select CPU_CACHE_VIVT | 
| Hyok S. Choi | fefdaa0 | 2006-09-26 17:36:37 +0900 | [diff] [blame] | 265 | select CPU_CP15_MMU | 
| Hyok S. Choi | f9c21a6 | 2006-06-21 22:26:29 +0100 | [diff] [blame] | 266 | select CPU_COPY_V4WB if MMU | 
|  | 267 | select CPU_TLB_V4WBI if MMU | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 268 | depends on n | 
|  | 269 |  | 
|  | 270 | # ARM1022E | 
|  | 271 | config CPU_ARM1022 | 
| Russell King | c750815 | 2008-10-26 10:55:14 +0000 | [diff] [blame] | 272 | bool "Support ARM1022E processor" if ARCH_INTEGRATOR | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 273 | select CPU_32v5 | 
|  | 274 | select CPU_ABRT_EV4T | 
| Kirill A. Shutemov | 4fb2847 | 2009-09-25 13:39:47 +0100 | [diff] [blame] | 275 | select CPU_PABRT_LEGACY | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 276 | select CPU_CACHE_VIVT | 
| Hyok S. Choi | fefdaa0 | 2006-09-26 17:36:37 +0900 | [diff] [blame] | 277 | select CPU_CP15_MMU | 
| Hyok S. Choi | f9c21a6 | 2006-06-21 22:26:29 +0100 | [diff] [blame] | 278 | select CPU_COPY_V4WB if MMU # can probably do better | 
|  | 279 | select CPU_TLB_V4WBI if MMU | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 280 | help | 
|  | 281 | The ARM1022E is an implementation of the ARMv5TE architecture | 
|  | 282 | based upon the ARM10 integer core with a 16KiB L1 Harvard cache, | 
|  | 283 | embedded trace macrocell, and a floating-point unit. | 
|  | 284 |  | 
|  | 285 | Say Y if you want support for the ARM1022E processor. | 
|  | 286 | Otherwise, say N. | 
|  | 287 |  | 
|  | 288 | # ARM1026EJ-S | 
|  | 289 | config CPU_ARM1026 | 
| Russell King | c750815 | 2008-10-26 10:55:14 +0000 | [diff] [blame] | 290 | bool "Support ARM1026EJ-S processor" if ARCH_INTEGRATOR | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 291 | select CPU_32v5 | 
|  | 292 | select CPU_ABRT_EV5T # But need Jazelle, but EV5TJ ignores bit 10 | 
| Kirill A. Shutemov | 4fb2847 | 2009-09-25 13:39:47 +0100 | [diff] [blame] | 293 | select CPU_PABRT_LEGACY | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 294 | select CPU_CACHE_VIVT | 
| Hyok S. Choi | fefdaa0 | 2006-09-26 17:36:37 +0900 | [diff] [blame] | 295 | select CPU_CP15_MMU | 
| Hyok S. Choi | f9c21a6 | 2006-06-21 22:26:29 +0100 | [diff] [blame] | 296 | select CPU_COPY_V4WB if MMU # can probably do better | 
|  | 297 | select CPU_TLB_V4WBI if MMU | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 298 | help | 
|  | 299 | The ARM1026EJ-S is an implementation of the ARMv5TEJ architecture | 
|  | 300 | based upon the ARM10 integer core. | 
|  | 301 |  | 
|  | 302 | Say Y if you want support for the ARM1026EJ-S processor. | 
|  | 303 | Otherwise, say N. | 
|  | 304 |  | 
|  | 305 | # SA110 | 
|  | 306 | config CPU_SA110 | 
| Russell King | c750815 | 2008-10-26 10:55:14 +0000 | [diff] [blame] | 307 | bool "Support StrongARM(R) SA-110 processor" if ARCH_RPC | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 308 | select CPU_32v3 if ARCH_RPC | 
|  | 309 | select CPU_32v4 if !ARCH_RPC | 
|  | 310 | select CPU_ABRT_EV4 | 
| Kirill A. Shutemov | 4fb2847 | 2009-09-25 13:39:47 +0100 | [diff] [blame] | 311 | select CPU_PABRT_LEGACY | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 312 | select CPU_CACHE_V4WB | 
|  | 313 | select CPU_CACHE_VIVT | 
| Hyok S. Choi | fefdaa0 | 2006-09-26 17:36:37 +0900 | [diff] [blame] | 314 | select CPU_CP15_MMU | 
| Hyok S. Choi | f9c21a6 | 2006-06-21 22:26:29 +0100 | [diff] [blame] | 315 | select CPU_COPY_V4WB if MMU | 
|  | 316 | select CPU_TLB_V4WB if MMU | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 317 | help | 
|  | 318 | The Intel StrongARM(R) SA-110 is a 32-bit microprocessor and | 
|  | 319 | is available at five speeds ranging from 100 MHz to 233 MHz. | 
|  | 320 | More information is available at | 
|  | 321 | <http://developer.intel.com/design/strong/sa110.htm>. | 
|  | 322 |  | 
|  | 323 | Say Y if you want support for the SA-110 processor. | 
|  | 324 | Otherwise, say N. | 
|  | 325 |  | 
|  | 326 | # SA1100 | 
|  | 327 | config CPU_SA1100 | 
|  | 328 | bool | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 329 | select CPU_32v4 | 
|  | 330 | select CPU_ABRT_EV4 | 
| Kirill A. Shutemov | 4fb2847 | 2009-09-25 13:39:47 +0100 | [diff] [blame] | 331 | select CPU_PABRT_LEGACY | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 332 | select CPU_CACHE_V4WB | 
|  | 333 | select CPU_CACHE_VIVT | 
| Hyok S. Choi | fefdaa0 | 2006-09-26 17:36:37 +0900 | [diff] [blame] | 334 | select CPU_CP15_MMU | 
| Hyok S. Choi | f9c21a6 | 2006-06-21 22:26:29 +0100 | [diff] [blame] | 335 | select CPU_TLB_V4WB if MMU | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 336 |  | 
|  | 337 | # XScale | 
|  | 338 | config CPU_XSCALE | 
|  | 339 | bool | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 340 | select CPU_32v5 | 
|  | 341 | select CPU_ABRT_EV5T | 
| Kirill A. Shutemov | 4fb2847 | 2009-09-25 13:39:47 +0100 | [diff] [blame] | 342 | select CPU_PABRT_LEGACY | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 343 | select CPU_CACHE_VIVT | 
| Hyok S. Choi | fefdaa0 | 2006-09-26 17:36:37 +0900 | [diff] [blame] | 344 | select CPU_CP15_MMU | 
| Hyok S. Choi | f9c21a6 | 2006-06-21 22:26:29 +0100 | [diff] [blame] | 345 | select CPU_TLB_V4WBI if MMU | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 346 |  | 
| Lennert Buytenhek | 23bdf86 | 2006-03-28 21:00:40 +0100 | [diff] [blame] | 347 | # XScale Core Version 3 | 
|  | 348 | config CPU_XSC3 | 
|  | 349 | bool | 
| Lennert Buytenhek | 23bdf86 | 2006-03-28 21:00:40 +0100 | [diff] [blame] | 350 | select CPU_32v5 | 
|  | 351 | select CPU_ABRT_EV5T | 
| Kirill A. Shutemov | 4fb2847 | 2009-09-25 13:39:47 +0100 | [diff] [blame] | 352 | select CPU_PABRT_LEGACY | 
| Lennert Buytenhek | 23bdf86 | 2006-03-28 21:00:40 +0100 | [diff] [blame] | 353 | select CPU_CACHE_VIVT | 
| Hyok S. Choi | fefdaa0 | 2006-09-26 17:36:37 +0900 | [diff] [blame] | 354 | select CPU_CP15_MMU | 
| Hyok S. Choi | f9c21a6 | 2006-06-21 22:26:29 +0100 | [diff] [blame] | 355 | select CPU_TLB_V4WBI if MMU | 
| Lennert Buytenhek | 23bdf86 | 2006-03-28 21:00:40 +0100 | [diff] [blame] | 356 | select IO_36 | 
|  | 357 |  | 
| Eric Miao | 49cbe78 | 2009-01-20 14:15:18 +0800 | [diff] [blame] | 358 | # Marvell PJ1 (Mohawk) | 
|  | 359 | config CPU_MOHAWK | 
|  | 360 | bool | 
|  | 361 | select CPU_32v5 | 
|  | 362 | select CPU_ABRT_EV5T | 
| Kirill A. Shutemov | 4fb2847 | 2009-09-25 13:39:47 +0100 | [diff] [blame] | 363 | select CPU_PABRT_LEGACY | 
| Eric Miao | 49cbe78 | 2009-01-20 14:15:18 +0800 | [diff] [blame] | 364 | select CPU_CACHE_VIVT | 
|  | 365 | select CPU_CP15_MMU | 
|  | 366 | select CPU_TLB_V4WBI if MMU | 
|  | 367 | select CPU_COPY_V4WB if MMU | 
|  | 368 |  | 
| Assaf Hoffman | e50d640 | 2007-10-23 15:14:41 -0400 | [diff] [blame] | 369 | # Feroceon | 
|  | 370 | config CPU_FEROCEON | 
|  | 371 | bool | 
| Assaf Hoffman | e50d640 | 2007-10-23 15:14:41 -0400 | [diff] [blame] | 372 | select CPU_32v5 | 
|  | 373 | select CPU_ABRT_EV5T | 
| Kirill A. Shutemov | 4fb2847 | 2009-09-25 13:39:47 +0100 | [diff] [blame] | 374 | select CPU_PABRT_LEGACY | 
| Assaf Hoffman | e50d640 | 2007-10-23 15:14:41 -0400 | [diff] [blame] | 375 | select CPU_CACHE_VIVT | 
|  | 376 | select CPU_CP15_MMU | 
| Lennert Buytenhek | 0ed1507 | 2008-04-24 01:31:45 -0400 | [diff] [blame] | 377 | select CPU_COPY_FEROCEON if MMU | 
| Lennert Buytenhek | 99c6dc1 | 2008-06-22 22:45:04 +0200 | [diff] [blame] | 378 | select CPU_TLB_FEROCEON if MMU | 
| Assaf Hoffman | e50d640 | 2007-10-23 15:14:41 -0400 | [diff] [blame] | 379 |  | 
| Tzachi Perelstein | d910a0a | 2007-11-06 10:35:40 +0200 | [diff] [blame] | 380 | config CPU_FEROCEON_OLD_ID | 
|  | 381 | bool "Accept early Feroceon cores with an ARM926 ID" | 
|  | 382 | depends on CPU_FEROCEON && !CPU_ARM926T | 
|  | 383 | default y | 
|  | 384 | help | 
|  | 385 | This enables the usage of some old Feroceon cores | 
|  | 386 | for which the CPU ID is equal to the ARM926 ID. | 
|  | 387 | Relevant for Feroceon-1850 and early Feroceon-2850. | 
|  | 388 |  | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 389 | # ARMv6 | 
|  | 390 | config CPU_V6 | 
| Saeed Bishara | edabd38 | 2009-08-06 15:12:43 +0300 | [diff] [blame] | 391 | bool "Support ARM V6 processor" if ARCH_INTEGRATOR || MACH_REALVIEW_EB || MACH_REALVIEW_PBX || ARCH_DOVE | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 392 | select CPU_32v6 | 
|  | 393 | select CPU_ABRT_EV6 | 
| Kirill A. Shutemov | 4fb2847 | 2009-09-25 13:39:47 +0100 | [diff] [blame] | 394 | select CPU_PABRT_V6 | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 395 | select CPU_CACHE_V6 | 
|  | 396 | select CPU_CACHE_VIPT | 
| Hyok S. Choi | fefdaa0 | 2006-09-26 17:36:37 +0900 | [diff] [blame] | 397 | select CPU_CP15_MMU | 
| Catalin Marinas | 7b4c965 | 2007-07-20 11:42:57 +0100 | [diff] [blame] | 398 | select CPU_HAS_ASID if MMU | 
| Hyok S. Choi | f9c21a6 | 2006-06-21 22:26:29 +0100 | [diff] [blame] | 399 | select CPU_COPY_V6 if MMU | 
|  | 400 | select CPU_TLB_V6 if MMU | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 401 |  | 
| Russell King | 4a5f79e | 2005-11-03 15:48:21 +0000 | [diff] [blame] | 402 | # ARMv6k | 
|  | 403 | config CPU_32v6K | 
|  | 404 | bool "Support ARM V6K processor extensions" if !SMP | 
|  | 405 | depends on CPU_V6 | 
| Quinn Jensen | 52c543f | 2007-07-09 22:06:53 +0100 | [diff] [blame] | 406 | default y if SMP && !ARCH_MX3 | 
| Russell King | 4a5f79e | 2005-11-03 15:48:21 +0000 | [diff] [blame] | 407 | help | 
|  | 408 | Say Y here if your ARMv6 processor supports the 'K' extension. | 
|  | 409 | This enables the kernel to use some instructions not present | 
|  | 410 | on previous processors, and as such a kernel build with this | 
|  | 411 | enabled will not boot on processors with do not support these | 
|  | 412 | instructions. | 
|  | 413 |  | 
| Catalin Marinas | 23688e9 | 2007-05-08 22:45:26 +0100 | [diff] [blame] | 414 | # ARMv7 | 
|  | 415 | config CPU_V7 | 
| Colin Tuckley | 1b504bb | 2009-05-30 13:56:12 +0100 | [diff] [blame] | 416 | bool "Support ARM V7 processor" if ARCH_INTEGRATOR || MACH_REALVIEW_EB || MACH_REALVIEW_PBX | 
| Catalin Marinas | 23688e9 | 2007-05-08 22:45:26 +0100 | [diff] [blame] | 417 | select CPU_32v6K | 
|  | 418 | select CPU_32v7 | 
|  | 419 | select CPU_ABRT_EV7 | 
| Kirill A. Shutemov | 4fb2847 | 2009-09-25 13:39:47 +0100 | [diff] [blame] | 420 | select CPU_PABRT_V7 | 
| Catalin Marinas | 23688e9 | 2007-05-08 22:45:26 +0100 | [diff] [blame] | 421 | select CPU_CACHE_V7 | 
|  | 422 | select CPU_CACHE_VIPT | 
|  | 423 | select CPU_CP15_MMU | 
| Catalin Marinas | 2eb8c82 | 2007-07-20 11:43:02 +0100 | [diff] [blame] | 424 | select CPU_HAS_ASID if MMU | 
| Catalin Marinas | 23688e9 | 2007-05-08 22:45:26 +0100 | [diff] [blame] | 425 | select CPU_COPY_V6 if MMU | 
| Catalin Marinas | 2ccdd1e | 2007-05-18 11:25:31 +0100 | [diff] [blame] | 426 | select CPU_TLB_V7 if MMU | 
| Catalin Marinas | 23688e9 | 2007-05-08 22:45:26 +0100 | [diff] [blame] | 427 |  | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 428 | # Figure out what processor architecture version we should be using. | 
|  | 429 | # This defines the compiler instruction set which depends on the machine type. | 
|  | 430 | config CPU_32v3 | 
|  | 431 | bool | 
| Russell King | 60b6cf6 | 2006-06-19 17:36:43 +0100 | [diff] [blame] | 432 | select TLS_REG_EMUL if SMP || !MMU | 
| Russell King | 48fa14f | 2006-03-16 14:52:33 +0000 | [diff] [blame] | 433 | select NEEDS_SYSCALL_FOR_CMPXCHG if SMP | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 434 |  | 
|  | 435 | config CPU_32v4 | 
|  | 436 | bool | 
| Russell King | 60b6cf6 | 2006-06-19 17:36:43 +0100 | [diff] [blame] | 437 | select TLS_REG_EMUL if SMP || !MMU | 
| Russell King | 48fa14f | 2006-03-16 14:52:33 +0000 | [diff] [blame] | 438 | select NEEDS_SYSCALL_FOR_CMPXCHG if SMP | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 439 |  | 
| Lennert Buytenhek | 260e98e | 2006-08-28 12:51:20 +0100 | [diff] [blame] | 440 | config CPU_32v4T | 
|  | 441 | bool | 
|  | 442 | select TLS_REG_EMUL if SMP || !MMU | 
|  | 443 | select NEEDS_SYSCALL_FOR_CMPXCHG if SMP | 
|  | 444 |  | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 445 | config CPU_32v5 | 
|  | 446 | bool | 
| Russell King | 60b6cf6 | 2006-06-19 17:36:43 +0100 | [diff] [blame] | 447 | select TLS_REG_EMUL if SMP || !MMU | 
| Russell King | 48fa14f | 2006-03-16 14:52:33 +0000 | [diff] [blame] | 448 | select NEEDS_SYSCALL_FOR_CMPXCHG if SMP | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 449 |  | 
|  | 450 | config CPU_32v6 | 
|  | 451 | bool | 
| Catalin Marinas | 367afaf | 2007-07-20 11:42:51 +0100 | [diff] [blame] | 452 | select TLS_REG_EMUL if !CPU_32v6K && !MMU | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 453 |  | 
| Catalin Marinas | 23688e9 | 2007-05-08 22:45:26 +0100 | [diff] [blame] | 454 | config CPU_32v7 | 
|  | 455 | bool | 
|  | 456 |  | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 457 | # The abort model | 
| Hyok S. Choi | 0f45d7f | 2006-09-28 21:46:16 +0900 | [diff] [blame] | 458 | config CPU_ABRT_NOMMU | 
|  | 459 | bool | 
|  | 460 |  | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 461 | config CPU_ABRT_EV4 | 
|  | 462 | bool | 
|  | 463 |  | 
|  | 464 | config CPU_ABRT_EV4T | 
|  | 465 | bool | 
|  | 466 |  | 
|  | 467 | config CPU_ABRT_LV4T | 
|  | 468 | bool | 
|  | 469 |  | 
|  | 470 | config CPU_ABRT_EV5T | 
|  | 471 | bool | 
|  | 472 |  | 
|  | 473 | config CPU_ABRT_EV5TJ | 
|  | 474 | bool | 
|  | 475 |  | 
|  | 476 | config CPU_ABRT_EV6 | 
|  | 477 | bool | 
|  | 478 |  | 
| Catalin Marinas | 23688e9 | 2007-05-08 22:45:26 +0100 | [diff] [blame] | 479 | config CPU_ABRT_EV7 | 
|  | 480 | bool | 
|  | 481 |  | 
| Kirill A. Shutemov | 4fb2847 | 2009-09-25 13:39:47 +0100 | [diff] [blame] | 482 | config CPU_PABRT_LEGACY | 
| Paul Brook | 48d7927 | 2008-04-18 22:43:07 +0100 | [diff] [blame] | 483 | bool | 
|  | 484 |  | 
| Kirill A. Shutemov | 4fb2847 | 2009-09-25 13:39:47 +0100 | [diff] [blame] | 485 | config CPU_PABRT_V6 | 
|  | 486 | bool | 
|  | 487 |  | 
|  | 488 | config CPU_PABRT_V7 | 
| Paul Brook | 48d7927 | 2008-04-18 22:43:07 +0100 | [diff] [blame] | 489 | bool | 
|  | 490 |  | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 491 | # The cache model | 
|  | 492 | config CPU_CACHE_V3 | 
|  | 493 | bool | 
|  | 494 |  | 
|  | 495 | config CPU_CACHE_V4 | 
|  | 496 | bool | 
|  | 497 |  | 
|  | 498 | config CPU_CACHE_V4WT | 
|  | 499 | bool | 
|  | 500 |  | 
|  | 501 | config CPU_CACHE_V4WB | 
|  | 502 | bool | 
|  | 503 |  | 
|  | 504 | config CPU_CACHE_V6 | 
|  | 505 | bool | 
|  | 506 |  | 
| Catalin Marinas | 23688e9 | 2007-05-08 22:45:26 +0100 | [diff] [blame] | 507 | config CPU_CACHE_V7 | 
|  | 508 | bool | 
|  | 509 |  | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 510 | config CPU_CACHE_VIVT | 
|  | 511 | bool | 
|  | 512 |  | 
|  | 513 | config CPU_CACHE_VIPT | 
|  | 514 | bool | 
|  | 515 |  | 
| Paulius Zaleckas | 28853ac | 2009-03-25 13:10:01 +0200 | [diff] [blame] | 516 | config CPU_CACHE_FA | 
|  | 517 | bool | 
|  | 518 |  | 
| Hyok S. Choi | f9c21a6 | 2006-06-21 22:26:29 +0100 | [diff] [blame] | 519 | if MMU | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 520 | # The copy-page model | 
|  | 521 | config CPU_COPY_V3 | 
|  | 522 | bool | 
|  | 523 |  | 
|  | 524 | config CPU_COPY_V4WT | 
|  | 525 | bool | 
|  | 526 |  | 
|  | 527 | config CPU_COPY_V4WB | 
|  | 528 | bool | 
|  | 529 |  | 
| Lennert Buytenhek | 0ed1507 | 2008-04-24 01:31:45 -0400 | [diff] [blame] | 530 | config CPU_COPY_FEROCEON | 
|  | 531 | bool | 
|  | 532 |  | 
| Paulius Zaleckas | 28853ac | 2009-03-25 13:10:01 +0200 | [diff] [blame] | 533 | config CPU_COPY_FA | 
|  | 534 | bool | 
|  | 535 |  | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 536 | config CPU_COPY_V6 | 
|  | 537 | bool | 
|  | 538 |  | 
|  | 539 | # This selects the TLB model | 
|  | 540 | config CPU_TLB_V3 | 
|  | 541 | bool | 
|  | 542 | help | 
|  | 543 | ARM Architecture Version 3 TLB. | 
|  | 544 |  | 
|  | 545 | config CPU_TLB_V4WT | 
|  | 546 | bool | 
|  | 547 | help | 
|  | 548 | ARM Architecture Version 4 TLB with writethrough cache. | 
|  | 549 |  | 
|  | 550 | config CPU_TLB_V4WB | 
|  | 551 | bool | 
|  | 552 | help | 
|  | 553 | ARM Architecture Version 4 TLB with writeback cache. | 
|  | 554 |  | 
|  | 555 | config CPU_TLB_V4WBI | 
|  | 556 | bool | 
|  | 557 | help | 
|  | 558 | ARM Architecture Version 4 TLB with writeback cache and invalidate | 
|  | 559 | instruction cache entry. | 
|  | 560 |  | 
| Lennert Buytenhek | 99c6dc1 | 2008-06-22 22:45:04 +0200 | [diff] [blame] | 561 | config CPU_TLB_FEROCEON | 
|  | 562 | bool | 
|  | 563 | help | 
|  | 564 | Feroceon TLB (v4wbi with non-outer-cachable page table walks). | 
|  | 565 |  | 
| Paulius Zaleckas | 28853ac | 2009-03-25 13:10:01 +0200 | [diff] [blame] | 566 | config CPU_TLB_FA | 
|  | 567 | bool | 
|  | 568 | help | 
|  | 569 | Faraday ARM FA526 architecture, unified TLB with writeback cache | 
|  | 570 | and invalidate instruction cache entry. Branch target buffer is | 
|  | 571 | also supported. | 
|  | 572 |  | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 573 | config CPU_TLB_V6 | 
|  | 574 | bool | 
|  | 575 |  | 
| Catalin Marinas | 2ccdd1e | 2007-05-18 11:25:31 +0100 | [diff] [blame] | 576 | config CPU_TLB_V7 | 
|  | 577 | bool | 
|  | 578 |  | 
| Hyok S. Choi | f9c21a6 | 2006-06-21 22:26:29 +0100 | [diff] [blame] | 579 | endif | 
|  | 580 |  | 
| Russell King | 516793c | 2007-05-17 10:19:23 +0100 | [diff] [blame] | 581 | config CPU_HAS_ASID | 
|  | 582 | bool | 
|  | 583 | help | 
|  | 584 | This indicates whether the CPU has the ASID register; used to | 
|  | 585 | tag TLB and possibly cache entries. | 
|  | 586 |  | 
| Hyok S. Choi | fefdaa0 | 2006-09-26 17:36:37 +0900 | [diff] [blame] | 587 | config CPU_CP15 | 
|  | 588 | bool | 
|  | 589 | help | 
|  | 590 | Processor has the CP15 register. | 
|  | 591 |  | 
|  | 592 | config CPU_CP15_MMU | 
|  | 593 | bool | 
|  | 594 | select CPU_CP15 | 
|  | 595 | help | 
|  | 596 | Processor has the CP15 register, which has MMU related registers. | 
|  | 597 |  | 
|  | 598 | config CPU_CP15_MPU | 
|  | 599 | bool | 
|  | 600 | select CPU_CP15 | 
|  | 601 | help | 
|  | 602 | Processor has the CP15 register, which has MPU related registers. | 
|  | 603 |  | 
| Lennert Buytenhek | 23bdf86 | 2006-03-28 21:00:40 +0100 | [diff] [blame] | 604 | # | 
|  | 605 | # CPU supports 36-bit I/O | 
|  | 606 | # | 
|  | 607 | config IO_36 | 
|  | 608 | bool | 
|  | 609 |  | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 610 | comment "Processor Features" | 
|  | 611 |  | 
|  | 612 | config ARM_THUMB | 
|  | 613 | bool "Support Thumb user binaries" | 
| Eric Miao | 49cbe78 | 2009-01-20 14:15:18 +0800 | [diff] [blame] | 614 | depends on CPU_ARM720T || CPU_ARM740T || CPU_ARM920T || CPU_ARM922T || CPU_ARM925T || CPU_ARM926T || CPU_ARM940T || CPU_ARM946E || CPU_ARM1020 || CPU_ARM1020E || CPU_ARM1022 || CPU_ARM1026 || CPU_XSCALE || CPU_XSC3 || CPU_MOHAWK || CPU_V6 || CPU_V7 || CPU_FEROCEON | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 615 | default y | 
|  | 616 | help | 
|  | 617 | Say Y if you want to include kernel support for running user space | 
|  | 618 | Thumb binaries. | 
|  | 619 |  | 
|  | 620 | The Thumb instruction set is a compressed form of the standard ARM | 
|  | 621 | instruction set resulting in smaller binaries at the expense of | 
|  | 622 | slightly less efficient code. | 
|  | 623 |  | 
|  | 624 | If you don't know what this all is, saying Y is a safe choice. | 
|  | 625 |  | 
| Catalin Marinas | d7f864b | 2008-04-18 22:43:06 +0100 | [diff] [blame] | 626 | config ARM_THUMBEE | 
|  | 627 | bool "Enable ThumbEE CPU extension" | 
|  | 628 | depends on CPU_V7 | 
|  | 629 | help | 
|  | 630 | Say Y here if you have a CPU with the ThumbEE extension and code to | 
|  | 631 | make use of it. Say N for code that can run on CPUs without ThumbEE. | 
|  | 632 |  | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 633 | config CPU_BIG_ENDIAN | 
|  | 634 | bool "Build big-endian kernel" | 
|  | 635 | depends on ARCH_SUPPORTS_BIG_ENDIAN | 
|  | 636 | help | 
|  | 637 | Say Y if you plan on running a kernel in big-endian mode. | 
|  | 638 | Note that your board must be properly built and your board | 
|  | 639 | port must properly enable any big-endian related features | 
|  | 640 | of your chipset/board/processor. | 
|  | 641 |  | 
| Catalin Marinas | 2658485 | 2009-05-30 14:00:18 +0100 | [diff] [blame] | 642 | config CPU_ENDIAN_BE8 | 
|  | 643 | bool | 
|  | 644 | depends on CPU_BIG_ENDIAN | 
|  | 645 | default CPU_V6 || CPU_V7 | 
|  | 646 | help | 
|  | 647 | Support for the BE-8 (big-endian) mode on ARMv6 and ARMv7 processors. | 
|  | 648 |  | 
|  | 649 | config CPU_ENDIAN_BE32 | 
|  | 650 | bool | 
|  | 651 | depends on CPU_BIG_ENDIAN | 
|  | 652 | default !CPU_ENDIAN_BE8 | 
|  | 653 | help | 
|  | 654 | Support for the BE-32 (big-endian) mode on pre-ARMv6 processors. | 
|  | 655 |  | 
| Hyok S. Choi | 6afd6fa | 2006-09-28 21:46:34 +0900 | [diff] [blame] | 656 | config CPU_HIGH_VECTOR | 
| Robert P. J. Day | 6340aa6 | 2007-02-17 19:05:24 +0100 | [diff] [blame] | 657 | depends on !MMU && CPU_CP15 && !CPU_ARM740T | 
| Hyok S. Choi | 6afd6fa | 2006-09-28 21:46:34 +0900 | [diff] [blame] | 658 | bool "Select the High exception vector" | 
| Hyok S. Choi | 6afd6fa | 2006-09-28 21:46:34 +0900 | [diff] [blame] | 659 | help | 
|  | 660 | Say Y here to select high exception vector(0xFFFF0000~). | 
|  | 661 | The exception vector can be vary depending on the platform | 
|  | 662 | design in nommu mode. If your platform needs to select | 
|  | 663 | high exception vector, say Y. | 
|  | 664 | Otherwise or if you are unsure, say N, and the low exception | 
|  | 665 | vector (0x00000000~) will be used. | 
|  | 666 |  | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 667 | config CPU_ICACHE_DISABLE | 
| Hyok S. Choi | f12d0d7 | 2006-09-26 17:36:37 +0900 | [diff] [blame] | 668 | bool "Disable I-Cache (I-bit)" | 
|  | 669 | depends on CPU_CP15 && !(CPU_ARM610 || CPU_ARM710 || CPU_ARM720T || CPU_ARM740T || CPU_XSCALE || CPU_XSC3) | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 670 | help | 
|  | 671 | Say Y here to disable the processor instruction cache. Unless | 
|  | 672 | you have a reason not to or are unsure, say N. | 
|  | 673 |  | 
|  | 674 | config CPU_DCACHE_DISABLE | 
| Hyok S. Choi | f12d0d7 | 2006-09-26 17:36:37 +0900 | [diff] [blame] | 675 | bool "Disable D-Cache (C-bit)" | 
|  | 676 | depends on CPU_CP15 | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 677 | help | 
|  | 678 | Say Y here to disable the processor data cache. Unless | 
|  | 679 | you have a reason not to or are unsure, say N. | 
|  | 680 |  | 
| Hyok S. Choi | f37f46e | 2006-09-26 17:38:32 +0900 | [diff] [blame] | 681 | config CPU_DCACHE_SIZE | 
|  | 682 | hex | 
|  | 683 | depends on CPU_ARM740T || CPU_ARM946E | 
|  | 684 | default 0x00001000 if CPU_ARM740T | 
|  | 685 | default 0x00002000 # default size for ARM946E-S | 
|  | 686 | help | 
|  | 687 | Some cores are synthesizable to have various sized cache. For | 
|  | 688 | ARM946E-S case, it can vary from 0KB to 1MB. | 
|  | 689 | To support such cache operations, it is efficient to know the size | 
|  | 690 | before compile time. | 
|  | 691 | If your SoC is configured to have a different size, define the value | 
|  | 692 | here with proper conditions. | 
|  | 693 |  | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 694 | config CPU_DCACHE_WRITETHROUGH | 
|  | 695 | bool "Force write through D-cache" | 
| Paulius Zaleckas | 28853ac | 2009-03-25 13:10:01 +0200 | [diff] [blame] | 696 | depends on (CPU_ARM740T || CPU_ARM920T || CPU_ARM922T || CPU_ARM925T || CPU_ARM926T || CPU_ARM940T || CPU_ARM946E || CPU_ARM1020 || CPU_FA526) && !CPU_DCACHE_DISABLE | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 697 | default y if CPU_ARM925T | 
|  | 698 | help | 
|  | 699 | Say Y here to use the data cache in writethrough mode. Unless you | 
|  | 700 | specifically require this or are unsure, say N. | 
|  | 701 |  | 
|  | 702 | config CPU_CACHE_ROUND_ROBIN | 
|  | 703 | bool "Round robin I and D cache replacement algorithm" | 
| Hyok S. Choi | f37f46e | 2006-09-26 17:38:32 +0900 | [diff] [blame] | 704 | depends on (CPU_ARM926T || CPU_ARM946E || CPU_ARM1020) && (!CPU_ICACHE_DISABLE || !CPU_DCACHE_DISABLE) | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 705 | help | 
|  | 706 | Say Y here to use the predictable round-robin cache replacement | 
|  | 707 | policy.  Unless you specifically require this or are unsure, say N. | 
|  | 708 |  | 
|  | 709 | config CPU_BPREDICT_DISABLE | 
|  | 710 | bool "Disable branch prediction" | 
| Russell King | 542f869 | 2009-03-26 23:10:11 +0000 | [diff] [blame] | 711 | depends on CPU_ARM1020 || CPU_V6 || CPU_MOHAWK || CPU_XSC3 || CPU_V7 || CPU_FA526 | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 712 | help | 
|  | 713 | Say Y here to disable branch prediction.  If unsure, say N. | 
| Nicolas Pitre | 2d2669b | 2005-04-29 22:08:33 +0100 | [diff] [blame] | 714 |  | 
| Nicolas Pitre | 4b0e07a | 2005-05-05 23:24:45 +0100 | [diff] [blame] | 715 | config TLS_REG_EMUL | 
|  | 716 | bool | 
| Nicolas Pitre | 4b0e07a | 2005-05-05 23:24:45 +0100 | [diff] [blame] | 717 | help | 
| Nicolas Pitre | 70489c8 | 2005-05-12 19:27:12 +0100 | [diff] [blame] | 718 | An SMP system using a pre-ARMv6 processor (there are apparently | 
|  | 719 | a few prototypes like that in existence) and therefore access to | 
|  | 720 | that required register must be emulated. | 
| Nicolas Pitre | 4b0e07a | 2005-05-05 23:24:45 +0100 | [diff] [blame] | 721 |  | 
| Nicolas Pitre | 2d2669b | 2005-04-29 22:08:33 +0100 | [diff] [blame] | 722 | config HAS_TLS_REG | 
|  | 723 | bool | 
| Nicolas Pitre | 70489c8 | 2005-05-12 19:27:12 +0100 | [diff] [blame] | 724 | depends on !TLS_REG_EMUL | 
|  | 725 | default y if SMP || CPU_32v7 | 
| Nicolas Pitre | 2d2669b | 2005-04-29 22:08:33 +0100 | [diff] [blame] | 726 | help | 
|  | 727 | This selects support for the CP15 thread register. | 
| Nicolas Pitre | 70489c8 | 2005-05-12 19:27:12 +0100 | [diff] [blame] | 728 | It is defined to be available on some ARMv6 processors (including | 
|  | 729 | all SMP capable ARMv6's) or later processors.  User space may | 
|  | 730 | assume directly accessing that register and always obtain the | 
|  | 731 | expected value only on ARMv7 and above. | 
| Nicolas Pitre | 2d2669b | 2005-04-29 22:08:33 +0100 | [diff] [blame] | 732 |  | 
| Nicolas Pitre | dcef1f6 | 2005-06-08 19:00:47 +0100 | [diff] [blame] | 733 | config NEEDS_SYSCALL_FOR_CMPXCHG | 
|  | 734 | bool | 
| Nicolas Pitre | dcef1f6 | 2005-06-08 19:00:47 +0100 | [diff] [blame] | 735 | help | 
|  | 736 | SMP on a pre-ARMv6 processor?  Well OK then. | 
|  | 737 | Forget about fast user space cmpxchg support. | 
|  | 738 | It is just not possible. | 
|  | 739 |  | 
| Catalin Marinas | 953233d | 2007-02-05 14:48:08 +0100 | [diff] [blame] | 740 | config OUTER_CACHE | 
|  | 741 | bool | 
| Catalin Marinas | 382266a | 2007-02-05 14:48:19 +0100 | [diff] [blame] | 742 |  | 
| Lennert Buytenhek | 99c6dc1 | 2008-06-22 22:45:04 +0200 | [diff] [blame] | 743 | config CACHE_FEROCEON_L2 | 
|  | 744 | bool "Enable the Feroceon L2 cache controller" | 
| Stanislav Samsonov | 794d15b | 2008-06-22 22:45:10 +0200 | [diff] [blame] | 745 | depends on ARCH_KIRKWOOD || ARCH_MV78XX0 | 
| Lennert Buytenhek | 99c6dc1 | 2008-06-22 22:45:04 +0200 | [diff] [blame] | 746 | default y | 
| Catalin Marinas | 382266a | 2007-02-05 14:48:19 +0100 | [diff] [blame] | 747 | select OUTER_CACHE | 
| Lennert Buytenhek | 99c6dc1 | 2008-06-22 22:45:04 +0200 | [diff] [blame] | 748 | help | 
|  | 749 | This option enables the Feroceon L2 cache controller. | 
|  | 750 |  | 
| Ronen Shitrit | 4360bb4 | 2008-09-23 15:28:10 +0300 | [diff] [blame] | 751 | config CACHE_FEROCEON_L2_WRITETHROUGH | 
|  | 752 | bool "Force Feroceon L2 cache write through" | 
|  | 753 | depends on CACHE_FEROCEON_L2 | 
| Ronen Shitrit | 4360bb4 | 2008-09-23 15:28:10 +0300 | [diff] [blame] | 754 | help | 
|  | 755 | Say Y here to use the Feroceon L2 cache in writethrough mode. | 
|  | 756 | Unless you specifically require this, say N for writeback mode. | 
|  | 757 |  | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 758 | config CACHE_L2X0 | 
| Catalin Marinas | ba92795 | 2008-04-18 22:43:17 +0100 | [diff] [blame] | 759 | bool "Enable the L2x0 outer cache controller" | 
| Sascha Hauer | cb88214 | 2009-02-08 02:00:50 +0100 | [diff] [blame] | 760 | depends on REALVIEW_EB_ARM11MP || MACH_REALVIEW_PB11MP || MACH_REALVIEW_PB1176 || \ | 
| Alessandro Rubini | 0b260fd | 2009-07-02 15:29:43 +0100 | [diff] [blame] | 761 | REALVIEW_EB_A9MP || ARCH_MX35 || ARCH_MX31 || MACH_REALVIEW_PBX || ARCH_NOMADIK | 
| Catalin Marinas | ba92795 | 2008-04-18 22:43:17 +0100 | [diff] [blame] | 762 | default y | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 763 | select OUTER_CACHE | 
| Catalin Marinas | ba92795 | 2008-04-18 22:43:17 +0100 | [diff] [blame] | 764 | help | 
|  | 765 | This option enables the L2x0 PrimeCell. | 
| Eric Miao | 905a09d | 2008-06-06 16:34:03 +0800 | [diff] [blame] | 766 |  | 
| Lennert Buytenhek | 573a652 | 2009-11-24 19:33:52 +0200 | [diff] [blame^] | 767 | config CACHE_TAUROS2 | 
|  | 768 | bool "Enable the Tauros2 L2 cache controller" | 
|  | 769 | depends on ARCH_DOVE | 
|  | 770 | default y | 
|  | 771 | select OUTER_CACHE | 
|  | 772 | help | 
|  | 773 | This option enables the Tauros2 L2 cache controller (as | 
|  | 774 | found on PJ1/PJ4). | 
|  | 775 |  | 
| Eric Miao | 905a09d | 2008-06-06 16:34:03 +0800 | [diff] [blame] | 776 | config CACHE_XSC3L2 | 
|  | 777 | bool "Enable the L2 cache on XScale3" | 
|  | 778 | depends on CPU_XSC3 | 
|  | 779 | default y | 
|  | 780 | select OUTER_CACHE | 
|  | 781 | help | 
|  | 782 | This option enables the L2 cache on XScale3. | 
| Kirill A. Shutemov | 910a17e | 2009-09-15 10:23:53 +0100 | [diff] [blame] | 783 |  | 
|  | 784 | config ARM_L1_CACHE_SHIFT | 
|  | 785 | int | 
|  | 786 | default 6 if ARCH_OMAP3 | 
|  | 787 | default 5 |