1# 2# For a description of the syntax of this configuration file, 3# see Documentation/kbuild/kconfig-language.txt. 4# 5 6mainmenu "Linux/PA-RISC Kernel Configuration" 7 8config PARISC 9 def_bool y 10 select HAVE_IDE 11 select HAVE_OPROFILE 12 select HAVE_FUNCTION_TRACER if 64BIT 13 select HAVE_FUNCTION_GRAPH_TRACER if 64BIT 14 select HAVE_FUNCTION_TRACE_MCOUNT_TEST if 64BIT 15 select RTC_CLASS 16 select RTC_DRV_GENERIC 17 select INIT_ALL_POSSIBLE 18 select BUG 19 help 20 The PA-RISC microprocessor is designed by Hewlett-Packard and used 21 in many of their workstations & servers (HP9000 700 and 800 series, 22 and later HP3000 series). The PA-RISC Linux project home page is 23 at <http://www.parisc-linux.org/>. 24 25config MMU 26 def_bool y 27 28config STACK_GROWSUP 29 def_bool y 30 31config GENERIC_LOCKBREAK 32 bool 33 default y 34 depends on SMP && PREEMPT 35 36config RWSEM_GENERIC_SPINLOCK 37 def_bool y 38 39config RWSEM_XCHGADD_ALGORITHM 40 bool 41 42config ARCH_HAS_ILOG2_U32 43 bool 44 default n 45 46config ARCH_HAS_ILOG2_U64 47 bool 48 default n 49 50config GENERIC_FIND_NEXT_BIT 51 bool 52 default y 53 54config GENERIC_BUG 55 bool 56 default y 57 depends on BUG 58 59config GENERIC_HWEIGHT 60 bool 61 default y 62 63config GENERIC_CALIBRATE_DELAY 64 bool 65 default y 66 67config GENERIC_TIME 68 bool 69 default y 70 71config TIME_LOW_RES 72 bool 73 depends on SMP 74 default y 75 76config GENERIC_HARDIRQS 77 def_bool y 78 79config GENERIC_IRQ_PROBE 80 def_bool y 81 82config HAVE_LATENCYTOP_SUPPORT 83 def_bool y 84 85config IRQ_PER_CPU 86 bool 87 default y 88 89# unless you want to implement ACPI on PA-RISC ... ;-) 90config PM 91 bool 92 93config STACKTRACE_SUPPORT 94 def_bool y 95 96config ISA_DMA_API 97 bool 98 99config ARCH_MAY_HAVE_PC_FDC 100 bool 101 depends on BROKEN 102 default y 103 104source "init/Kconfig" 105 106source "kernel/Kconfig.freezer" 107 108 109menu "Processor type and features" 110 111choice 112 prompt "Processor type" 113 default PA7000 114 115config PA7000 116 bool "PA7000/PA7100" 117 ---help--- 118 This is the processor type of your CPU. This information is 119 used for optimizing purposes. In order to compile a kernel 120 that can run on all 32-bit PA CPUs (albeit not optimally fast), 121 you can specify "PA7000" here. 122 123 Specifying "PA8000" here will allow you to select a 64-bit kernel 124 which is required on some machines. 125 126config PA7100LC 127 bool "PA7100LC" 128 help 129 Select this option for the PCX-L processor, as used in the 130 712, 715/64, 715/80, 715/100, 715/100XC, 725/100, 743, 748, 131 D200, D210, D300, D310 and E-class 132 133config PA7200 134 bool "PA7200" 135 help 136 Select this option for the PCX-T' processor, as used in the 137 C100, C110, J100, J110, J210XC, D250, D260, D350, D360, 138 K100, K200, K210, K220, K400, K410 and K420 139 140config PA7300LC 141 bool "PA7300LC" 142 help 143 Select this option for the PCX-L2 processor, as used in the 144 744, A180, B132L, B160L, B180L, C132L, C160L, C180L, 145 D220, D230, D320 and D330. 146 147config PA8X00 148 bool "PA8000 and up" 149 help 150 Select this option for PCX-U to PCX-W2 processors. 151 152endchoice 153 154# Define implied options from the CPU selection here 155 156config PA20 157 def_bool y 158 depends on PA8X00 159 160config PA11 161 def_bool y 162 depends on PA7000 || PA7100LC || PA7200 || PA7300LC 163 164config PREFETCH 165 def_bool y 166 depends on PA8X00 || PA7200 167 168config 64BIT 169 bool "64-bit kernel" 170 depends on PA8X00 171 help 172 Enable this if you want to support 64bit kernel on PA-RISC platform. 173 174 At the moment, only people willing to use more than 2GB of RAM, 175 or having a 64bit-only capable PA-RISC machine should say Y here. 176 177 Since there is no 64bit userland on PA-RISC, there is no point to 178 enable this option otherwise. The 64bit kernel is significantly bigger 179 and slower than the 32bit one. 180 181choice 182 prompt "Kernel page size" 183 default PARISC_PAGE_SIZE_4KB if !64BIT 184 default PARISC_PAGE_SIZE_4KB if 64BIT 185# default PARISC_PAGE_SIZE_16KB if 64BIT 186 187config PARISC_PAGE_SIZE_4KB 188 bool "4KB" 189 help 190 This lets you select the page size of the kernel. For best 191 performance, a page size of 16KB is recommended. For best 192 compatibility with 32bit applications, a page size of 4KB should be 193 selected (the vast majority of 32bit binaries work perfectly fine 194 with a larger page size). 195 196 4KB For best 32bit compatibility 197 16KB For best performance 198 64KB For best performance, might give more overhead. 199 200 If you don't know what to do, choose 4KB. 201 202config PARISC_PAGE_SIZE_16KB 203 bool "16KB (EXPERIMENTAL)" 204 depends on PA8X00 && EXPERIMENTAL 205 206config PARISC_PAGE_SIZE_64KB 207 bool "64KB (EXPERIMENTAL)" 208 depends on PA8X00 && EXPERIMENTAL 209 210endchoice 211 212config SMP 213 bool "Symmetric multi-processing support" 214 select USE_GENERIC_SMP_HELPERS 215 ---help--- 216 This enables support for systems with more than one CPU. If you have 217 a system with only one CPU, like most personal computers, say N. If 218 you have a system with more than one CPU, say Y. 219 220 If you say N here, the kernel will run on single and multiprocessor 221 machines, but will use only one CPU of a multiprocessor machine. If 222 you say Y here, the kernel will run on many, but not all, 223 singleprocessor machines. On a singleprocessor machine, the kernel 224 will run faster if you say N here. 225 226 See also <file:Documentation/nmi_watchdog.txt> and the SMP-HOWTO 227 available at <http://www.tldp.org/docs.html#howto>. 228 229 If you don't know what to do here, say N. 230 231config HOTPLUG_CPU 232 bool 233 default y if SMP 234 select HOTPLUG 235 236config ARCH_SELECT_MEMORY_MODEL 237 def_bool y 238 depends on 64BIT 239 240config ARCH_DISCONTIGMEM_ENABLE 241 def_bool y 242 depends on 64BIT 243 244config ARCH_FLATMEM_ENABLE 245 def_bool y 246 247config ARCH_DISCONTIGMEM_DEFAULT 248 def_bool y 249 depends on ARCH_DISCONTIGMEM_ENABLE 250 251config NODES_SHIFT 252 int 253 default "3" 254 depends on NEED_MULTIPLE_NODES 255 256source "kernel/Kconfig.preempt" 257source "kernel/Kconfig.hz" 258source "mm/Kconfig" 259 260config COMPAT 261 def_bool y 262 depends on 64BIT 263 264config HPUX 265 bool "Support for HP-UX binaries" 266 depends on !64BIT 267 268config NR_CPUS 269 int "Maximum number of CPUs (2-32)" 270 range 2 32 271 depends on SMP 272 default "32" 273 274endmenu 275 276 277source "drivers/parisc/Kconfig" 278 279 280menu "Executable file formats" 281 282source "fs/Kconfig.binfmt" 283 284endmenu 285 286source "net/Kconfig" 287 288source "drivers/Kconfig" 289 290source "fs/Kconfig" 291 292source "arch/parisc/Kconfig.debug" 293 294source "security/Kconfig" 295 296source "crypto/Kconfig" 297 298source "lib/Kconfig" 299