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