arch/mn10300/Kconfig

   1 config MN10300
   2         def_bool y
   3         select HAVE_OPROFILE
   4         select HAVE_GENERIC_HARDIRQS
   5         select GENERIC_IRQ_SHOW
   6         select HAVE_ARCH_TRACEHOOK
   7         select HAVE_ARCH_KGDB
   8
   9 config AM33_2
  10         def_bool n
  11
  12 config AM33_3
  13         def_bool n
  14
  15 config AM34_2
  16         def_bool n
  17         select MN10300_HAS_ATOMIC_OPS_UNIT
  18         select MN10300_HAS_CACHE_SNOOP
  19
  20 config ERRATUM_NEED_TO_RELOAD_MMUCTR
  21         def_bool y if AM33_3 || AM34_2
  22
  23 config MMU
  24         def_bool y
  25
  26 config HIGHMEM
  27         def_bool n
  28
  29 config NUMA
  30         def_bool n
  31
  32 config UID16
  33         def_bool y
  34
  35 config RWSEM_GENERIC_SPINLOCK
  36         def_bool y
  37
  38 config RWSEM_XCHGADD_ALGORITHM
  39         bool
  40
  41 config GENERIC_CALIBRATE_DELAY
  42         def_bool y
  43
  44 config GENERIC_CMOS_UPDATE
  45         def_bool n
  46
  47 config GENERIC_FIND_NEXT_BIT
  48         def_bool y
  49
  50 config GENERIC_HWEIGHT
  51         def_bool y
  52
  53 config GENERIC_TIME
  54         def_bool y
  55
  56 config GENERIC_CLOCKEVENTS
  57         def_bool y
  58
  59 config GENERIC_BUG
  60         def_bool y
  61
  62 config QUICKLIST
  63         def_bool y
  64
  65 config ARCH_HAS_ILOG2_U32
  66         def_bool y
  67
  68 config HOTPLUG_CPU
  69         def_bool n
  70
  71 source "init/Kconfig"
  72
  73 source "kernel/Kconfig.freezer"
  74
  75
  76 menu "Panasonic MN10300 system setup"
  77
  78 choice
  79         prompt "Unit type"
  80         default MN10300_UNIT_ASB2303
  81         help
  82           This option specifies board for which the kernel will be
  83           compiled. It affects the external peripherals catered for.
  84
  85 config MN10300_UNIT_ASB2303
  86         bool "ASB2303"
  87
  88 config MN10300_UNIT_ASB2305
  89         bool "ASB2305"
  90
  91 config MN10300_UNIT_ASB2364
  92         bool "ASB2364"
  93         select SMSC911X_ARCH_HOOKS if SMSC911X
  94
  95 endchoice
  96
  97 choice
  98         prompt "Processor support"
  99         default MN10300_PROC_MN103E010
 100         help
 101           This option specifies the processor for which the kernel will be
 102           compiled. It affects the on-chip peripherals catered for.
 103
 104 config MN10300_PROC_MN103E010
 105         bool "MN103E010"
 106         depends on MN10300_UNIT_ASB2303 || MN10300_UNIT_ASB2305
 107         select AM33_2
 108         select MN10300_PROC_HAS_TTYSM0
 109         select MN10300_PROC_HAS_TTYSM1
 110         select MN10300_PROC_HAS_TTYSM2
 111
 112 config MN10300_PROC_MN2WS0050
 113         bool "MN2WS0050"
 114         depends on MN10300_UNIT_ASB2364
 115         select AM34_2
 116         select MN10300_PROC_HAS_TTYSM0
 117         select MN10300_PROC_HAS_TTYSM1
 118         select MN10300_PROC_HAS_TTYSM2
 119
 120 endchoice
 121
 122 config MN10300_HAS_ATOMIC_OPS_UNIT
 123         def_bool n
 124         help
 125           This should be enabled if the processor has an atomic ops unit
 126           capable of doing LL/SC equivalent operations.
 127
 128 config FPU
 129         bool "FPU present"
 130         default y
 131         depends on MN10300_PROC_MN103E010 || MN10300_PROC_MN2WS0050
 132
 133 config LAZY_SAVE_FPU
 134         bool "Save FPU state lazily"
 135         default y
 136         depends on FPU && !SMP
 137         help
 138           Enable this to be lazy in the saving of the FPU state to the owning
 139           task's thread struct.  This is useful if most tasks on the system
 140           don't use the FPU as only those tasks that use it will pass it
 141           between them, and the state needn't be saved for a task that isn't
 142           using it.
 143
 144           This can't be so easily used on SMP as the process that owns the FPU
 145           state on a CPU may be currently running on another CPU, so for the
 146           moment, it is disabled.
 147
 148 source "arch/mn10300/mm/Kconfig.cache"
 149
 150 config MN10300_TLB_USE_PIDR
 151         def_bool y
 152
 153 menu "Memory layout options"
 154
 155 config KERNEL_RAM_BASE_ADDRESS
 156         hex "Base address of kernel RAM"
 157         default "0x90000000"
 158
 159 config INTERRUPT_VECTOR_BASE
 160         hex "Base address of vector table"
 161         default "0x90000000"
 162         help
 163           The base address of the vector table will be programmed into
 164           the TBR register. It must be on 16MiB address boundary.
 165
 166 config KERNEL_TEXT_ADDRESS
 167         hex "Base address of kernel"
 168         default "0x90001000"
 169
 170 config KERNEL_ZIMAGE_BASE_ADDRESS
 171         hex "Base address of compressed vmlinux image"
 172         default "0x50700000"
 173
 174 config BOOT_STACK_OFFSET
 175         hex
 176         default "0xF00" if SMP
 177         default "0xFF0" if !SMP
 178
 179 config BOOT_STACK_SIZE
 180         hex
 181         depends on SMP
 182         default "0x100"
 183 endmenu
 184
 185 config SMP
 186         bool "Symmetric multi-processing support"
 187         default y
 188         select USE_GENERIC_SMP_HELPERS
 189         depends on MN10300_PROC_MN2WS0038 || MN10300_PROC_MN2WS0050
 190         ---help---
 191           This enables support for systems with more than one CPU. If you have
 192           a system with only one CPU, like most personal computers, say N. If
 193           you have a system with more than one CPU, say Y.
 194
 195           If you say N here, the kernel will run on single and multiprocessor
 196           machines, but will use only one CPU of a multiprocessor machine. If
 197           you say Y here, the kernel will run on many, but not all,
 198           singleprocessor machines. On a singleprocessor machine, the kernel
 199           will run faster if you say N here.
 200
 201           See also <file:Documentation/i386/IO-APIC.txt>,
 202           <file:Documentation/nmi_watchdog.txt> and the SMP-HOWTO available at
 203           <http://www.tldp.org/docs.html#howto>.
 204
 205           If you don't know what to do here, say N.
 206
 207 config NR_CPUS
 208         int
 209         depends on SMP
 210         default "2"
 211
 212 source "kernel/Kconfig.preempt"
 213
 214 config MN10300_CURRENT_IN_E2
 215         bool "Hold current task address in E2 register"
 216         depends on !SMP
 217         default y
 218         help
 219           This option removes the E2/R2 register from the set available to gcc
 220           for normal use and instead uses it to store the address of the
 221           current process's task_struct whilst in the kernel.
 222
 223           This means the kernel doesn't need to calculate the address each time
 224           "current" is used (take SP, AND with mask and dereference pointer
 225           just to get the address), and instead can just use E2+offset
 226           addressing each time.
 227
 228           This has no effect on userspace.
 229
 230 config MN10300_USING_JTAG
 231         bool "Using JTAG to debug kernel"
 232         default y
 233         help
 234           This options indicates that JTAG will be used to debug the kernel. It
 235           suppresses the use of certain hardware debugging features, such as
 236           single-stepping, which are taken over completely by the JTAG unit.
 237
 238 source "kernel/Kconfig.hz"
 239 source "kernel/time/Kconfig"
 240
 241 config MN10300_RTC
 242         bool "Using MN10300 RTC"
 243         depends on MN10300_PROC_MN103E010 || MN10300_PROC_MN2WS0050
 244         select GENERIC_CMOS_UPDATE
 245         default n
 246         help
 247           This option enables support for the RTC, thus enabling time to be
 248           tracked, even when system is powered down. This is available on-chip
 249           on the MN103E010.
 250
 251 config MN10300_WD_TIMER
 252         bool "Using MN10300 watchdog timer"
 253         default y
 254         help
 255           This options indicates that the watchdog timer will be used.
 256
 257 config PCI
 258         bool "Use PCI"
 259         depends on MN10300_UNIT_ASB2305
 260         default y
 261         help
 262           Some systems (such as the ASB2305) have PCI onboard. If you have one
 263           of these boards and you wish to use the PCI facilities, say Y here.
 264
 265           The PCI-HOWTO, available from
 266           <http://www.tldp.org/docs.html#howto>, contains valuable
 267           information about which PCI hardware does work under Linux and which
 268           doesn't.
 269
 270 source "drivers/pci/Kconfig"
 271
 272 source "drivers/pcmcia/Kconfig"
 273
 274 menu "MN10300 internal serial options"
 275
 276 config MN10300_PROC_HAS_TTYSM0
 277         bool
 278         default n
 279
 280 config MN10300_PROC_HAS_TTYSM1
 281         bool
 282         default n
 283
 284 config MN10300_PROC_HAS_TTYSM2
 285         bool
 286         default n
 287
 288 config MN10300_TTYSM
 289         bool "Support for ttySM serial ports"
 290         depends on MN10300
 291         default y
 292         select SERIAL_CORE
 293         help
 294           This option enables support for the on-chip serial ports that the
 295           MN10300 has available.
 296
 297 config MN10300_TTYSM_CONSOLE
 298         bool "Support for console on ttySM serial ports"
 299         depends on MN10300_TTYSM
 300         select SERIAL_CORE_CONSOLE
 301         help
 302           This option enables support for a console on the on-chip serial ports
 303           that the MN10300 has available.
 304
 305 #
 306 # /dev/ttySM0
 307 #
 308 config MN10300_TTYSM0
 309         bool "Enable SIF0 (/dev/ttySM0)"
 310         depends on MN10300_TTYSM && MN10300_PROC_HAS_TTYSM0
 311         help
 312           Enable access to SIF0 through /dev/ttySM0 or gdb-stub
 313
 314 choice
 315         prompt "Select the timer to supply the clock for SIF0"
 316         default MN10300_TTYSM0_TIMER8
 317         depends on MN10300_TTYSM0
 318
 319 config MN10300_TTYSM0_TIMER8
 320         bool "Use timer 8 (16-bit)"
 321
 322 config MN10300_TTYSM0_TIMER2
 323         bool "Use timer 2 (8-bit)"
 324
 325 endchoice
 326
 327 #
 328 # /dev/ttySM1
 329 #
 330 config MN10300_TTYSM1
 331         bool "Enable SIF1 (/dev/ttySM1)"
 332         depends on MN10300_TTYSM && MN10300_PROC_HAS_TTYSM1
 333         help
 334           Enable access to SIF1 through /dev/ttySM1 or gdb-stub
 335
 336 choice
 337         prompt "Select the timer to supply the clock for SIF1"
 338         default MN10300_TTYSM1_TIMER12 \
 339                 if !(AM33_2 || AM33_3)
 340         default MN10300_TTYSM1_TIMER9 \
 341                 if AM33_2 || AM33_3
 342         depends on MN10300_TTYSM1
 343
 344 config MN10300_TTYSM1_TIMER12
 345         bool "Use timer 12 (16-bit)"
 346         depends on !(AM33_2 || AM33_3)
 347
 348 config MN10300_TTYSM1_TIMER9
 349         bool "Use timer 9 (16-bit)"
 350         depends on AM33_2 || AM33_3
 351
 352 config MN10300_TTYSM1_TIMER3
 353         bool "Use timer 3 (8-bit)"
 354         depends on AM33_2 || AM33_3
 355
 356 endchoice
 357
 358 #
 359 # /dev/ttySM2
 360 #
 361 config MN10300_TTYSM2
 362         bool "Enable SIF2 (/dev/ttySM2)"
 363         depends on MN10300_TTYSM && MN10300_PROC_HAS_TTYSM2
 364         help
 365           Enable access to SIF2 through /dev/ttySM2 or gdb-stub
 366
 367 choice
 368         prompt "Select the timer to supply the clock for SIF2"
 369         default MN10300_TTYSM2_TIMER3 \
 370                 if !(AM33_2 || AM33_3)
 371         default MN10300_TTYSM2_TIMER10 \
 372                 if AM33_2 || AM33_3
 373         depends on MN10300_TTYSM2
 374
 375 config MN10300_TTYSM2_TIMER9
 376         bool "Use timer 9 (16-bit)"
 377         depends on !(AM33_2 || AM33_3)
 378
 379 config MN10300_TTYSM2_TIMER1
 380         bool "Use timer 1 (8-bit)"
 381         depends on !(AM33_2 || AM33_3)
 382
 383 config MN10300_TTYSM2_TIMER3
 384         bool "Use timer 3 (8-bit)"
 385         depends on !(AM33_2 || AM33_3)
 386
 387 config MN10300_TTYSM2_TIMER10
 388         bool "Use timer 10 (16-bit)"
 389         depends on AM33_2 || AM33_3
 390
 391 endchoice
 392
 393 config MN10300_TTYSM2_CTS
 394         bool "Enable the use of the CTS line /dev/ttySM2"
 395         depends on MN10300_TTYSM2 && AM33_2
 396
 397 endmenu
 398
 399 menu "Interrupt request priority options"
 400
 401 comment "[!] NOTE: A lower number/level indicates a higher priority (0 is highest, 6 is lowest)"
 402
 403 comment "____Non-maskable interrupt levels____"
 404 comment "The following must be set to a higher priority than local_irq_disable() and on-chip serial"
 405
 406 config DEBUGGER_IRQ_LEVEL
 407         int "DEBUGGER interrupt priority"
 408         depends on KERNEL_DEBUGGER
 409         range 0 1 if LINUX_CLI_LEVEL = 2
 410         range 0 2 if LINUX_CLI_LEVEL = 3
 411         range 0 3 if LINUX_CLI_LEVEL = 4
 412         range 0 4 if LINUX_CLI_LEVEL = 5
 413         range 0 5 if LINUX_CLI_LEVEL = 6
 414         default 0
 415
 416 comment "The following must be set to a higher priority than local_irq_disable()"
 417
 418 config MN10300_SERIAL_IRQ_LEVEL
 419         int "MN10300 on-chip serial interrupt priority"
 420         depends on MN10300_TTYSM
 421         range 1 1 if LINUX_CLI_LEVEL = 2
 422         range 1 2 if LINUX_CLI_LEVEL = 3
 423         range 1 3 if LINUX_CLI_LEVEL = 4
 424         range 1 4 if LINUX_CLI_LEVEL = 5
 425         range 1 5 if LINUX_CLI_LEVEL = 6
 426         default 1
 427
 428 comment "-"
 429 comment "____Maskable interrupt levels____"
 430
 431 config LINUX_CLI_LEVEL
 432         int "The highest interrupt priority excluded by local_irq_disable() (2-6)"
 433         range 2 6
 434         default 2
 435         help
 436           local_irq_disable() doesn't actually disable maskable interrupts -
 437           what it does is restrict the levels of interrupt which are permitted
 438           (a lower level indicates a higher priority) by lowering the value in
 439           EPSW.IM from 7.  Any interrupt is permitted for which the level is
 440           lower than EPSW.IM.
 441
 442           Certain interrupts, such as DEBUGGER and virtual MN10300 on-chip
 443           serial DMA interrupts are allowed to interrupt normal disabled
 444           sections.
 445
 446 comment "The following must be set to a equal to or lower priority than LINUX_CLI_LEVEL"
 447
 448 config TIMER_IRQ_LEVEL
 449         int "Kernel timer interrupt priority"
 450         range LINUX_CLI_LEVEL 6
 451         default 4
 452
 453 config PCI_IRQ_LEVEL
 454         int "PCI interrupt priority"
 455         depends on PCI
 456         range LINUX_CLI_LEVEL 6
 457         default 5
 458
 459 config ETHERNET_IRQ_LEVEL
 460         int "Ethernet interrupt priority"
 461         depends on SMC91X || SMC911X || SMSC911X
 462         range LINUX_CLI_LEVEL 6
 463         default 6
 464
 465 config EXT_SERIAL_IRQ_LEVEL
 466         int "External serial port interrupt priority"
 467         depends on SERIAL_8250
 468         range LINUX_CLI_LEVEL 6
 469         default 6
 470
 471 endmenu
 472
 473 source "mm/Kconfig"
 474
 475 menu "Power management options"
 476 source kernel/power/Kconfig
 477 endmenu
 478
 479 endmenu
 480
 481
 482 menu "Executable formats"
 483
 484 source "fs/Kconfig.binfmt"
 485
 486 endmenu
 487
 488 source "net/Kconfig"
 489
 490 source "drivers/Kconfig"
 491
 492 source "fs/Kconfig"
 493
 494 source "arch/mn10300/Kconfig.debug"
 495
 496 source "security/Kconfig"
 497
 498 source "crypto/Kconfig"
 499
 500 source "lib/Kconfig"