arch/sh/Kconfig

   1 #
   2 # For a description of the syntax of this configuration file,
   3 # see Documentation/kbuild/kconfig-language.txt.
   4 #
   5
   6 mainmenu "Linux/SuperH Kernel Configuration"
   7
   8 config SUPERH
   9         def_bool y
  10         select EMBEDDED
  11         help
  12           The SuperH is a RISC processor targeted for use in embedded systems
  13           and consumer electronics; it was also used in the Sega Dreamcast
  14           gaming console.  The SuperH port has a home page at
  15           <http://www.linux-sh.org/>.
  16
  17 config SUPERH32
  18         def_bool !SUPERH64
  19
  20 config SUPERH64
  21         def_bool y if CPU_SH5
  22
  23 config RWSEM_GENERIC_SPINLOCK
  24         bool
  25         default y
  26
  27 config RWSEM_XCHGADD_ALGORITHM
  28         bool
  29
  30 config GENERIC_BUG
  31         def_bool y
  32         depends on BUG && SUPERH32
  33
  34 config GENERIC_FIND_NEXT_BIT
  35         bool
  36         default y
  37
  38 config GENERIC_HWEIGHT
  39         bool
  40         default y
  41
  42 config GENERIC_HARDIRQS
  43         bool
  44         default y
  45
  46 config GENERIC_IRQ_PROBE
  47         bool
  48         default y
  49
  50 config GENERIC_CALIBRATE_DELAY
  51         bool
  52         default y
  53
  54 config GENERIC_IOMAP
  55         bool
  56
  57 config GENERIC_TIME
  58         def_bool n
  59
  60 config GENERIC_CLOCKEVENTS
  61         def_bool n
  62
  63 config SYS_SUPPORTS_PM
  64         bool
  65
  66 config SYS_SUPPORTS_APM_EMULATION
  67         bool
  68         select SYS_SUPPORTS_PM
  69
  70 config SYS_SUPPORTS_SMP
  71         bool
  72
  73 config SYS_SUPPORTS_NUMA
  74         bool
  75
  76 config SYS_SUPPORTS_PCI
  77         bool
  78
  79 config ARCH_MAY_HAVE_PC_FDC
  80         bool
  81
  82 config STACKTRACE_SUPPORT
  83         bool
  84         default y
  85
  86 config LOCKDEP_SUPPORT
  87         bool
  88         default y
  89
  90 config ARCH_HAS_ILOG2_U32
  91         bool
  92         default n
  93
  94 config ARCH_HAS_ILOG2_U64
  95         bool
  96         default n
  97
  98 config ARCH_NO_VIRT_TO_BUS
  99         def_bool y
 100
 101 source "init/Kconfig"
 102
 103 menu "System type"
 104
 105 #
 106 # Processor families
 107 #
 108 config CPU_SH2
 109         bool
 110
 111 config CPU_SH2A
 112         bool
 113         select CPU_SH2
 114
 115 config CPU_SH3
 116         bool
 117         select CPU_HAS_INTEVT
 118         select CPU_HAS_SR_RB
 119
 120 config CPU_SH4
 121         bool
 122         select CPU_HAS_INTEVT
 123         select CPU_HAS_SR_RB
 124         select CPU_HAS_PTEA if !CPU_SH4A || CPU_SHX2
 125         select CPU_HAS_FPU if !CPU_SH4AL_DSP
 126
 127 config CPU_SH4A
 128         bool
 129         select CPU_SH4
 130
 131 config CPU_SH4AL_DSP
 132         bool
 133         select CPU_SH4A
 134         select CPU_HAS_DSP
 135
 136 config CPU_SH5
 137         bool
 138         select CPU_HAS_FPU
 139
 140 config CPU_SHX2
 141         bool
 142
 143 config CPU_SHX3
 144         bool
 145
 146 choice
 147         prompt "Processor sub-type selection"
 148
 149 #
 150 # Processor subtypes
 151 #
 152
 153 # SH-2 Processor Support
 154
 155 config CPU_SUBTYPE_SH7619
 156         bool "Support SH7619 processor"
 157         select CPU_SH2
 158
 159 # SH-2A Processor Support
 160
 161 config CPU_SUBTYPE_SH7203
 162         bool "Support SH7203 processor"
 163         select CPU_SH2A
 164         select CPU_HAS_FPU
 165
 166 config CPU_SUBTYPE_SH7206
 167         bool "Support SH7206 processor"
 168         select CPU_SH2A
 169
 170 config CPU_SUBTYPE_SH7263
 171         bool "Support SH7263 processor"
 172         select CPU_SH2A
 173         select CPU_HAS_FPU
 174
 175 # SH-3 Processor Support
 176
 177 config CPU_SUBTYPE_SH7705
 178         bool "Support SH7705 processor"
 179         select CPU_SH3
 180
 181 config CPU_SUBTYPE_SH7706
 182         bool "Support SH7706 processor"
 183         select CPU_SH3
 184         help
 185           Select SH7706 if you have a 133 Mhz SH-3 HD6417706 CPU.
 186
 187 config CPU_SUBTYPE_SH7707
 188         bool "Support SH7707 processor"
 189         select CPU_SH3
 190         help
 191           Select SH7707 if you have a  60 Mhz SH-3 HD6417707 CPU.
 192
 193 config CPU_SUBTYPE_SH7708
 194         bool "Support SH7708 processor"
 195         select CPU_SH3
 196         help
 197           Select SH7708 if you have a  60 Mhz SH-3 HD6417708S or
 198           if you have a 100 Mhz SH-3 HD6417708R CPU.
 199
 200 config CPU_SUBTYPE_SH7709
 201         bool "Support SH7709 processor"
 202         select CPU_SH3
 203         help
 204           Select SH7709 if you have a  80 Mhz SH-3 HD6417709 CPU.
 205
 206 config CPU_SUBTYPE_SH7710
 207         bool "Support SH7710 processor"
 208         select CPU_SH3
 209         select CPU_HAS_DSP
 210         help
 211           Select SH7710 if you have a SH3-DSP SH7710 CPU.
 212
 213 config CPU_SUBTYPE_SH7712
 214         bool "Support SH7712 processor"
 215         select CPU_SH3
 216         select CPU_HAS_DSP
 217         help
 218           Select SH7712 if you have a SH3-DSP SH7712 CPU.
 219
 220 config CPU_SUBTYPE_SH7720
 221         bool "Support SH7720 processor"
 222         select CPU_SH3
 223         select CPU_HAS_DSP
 224         help
 225           Select SH7720 if you have a SH3-DSP SH7720 CPU.
 226
 227 # SH-4 Processor Support
 228
 229 config CPU_SUBTYPE_SH7750
 230         bool "Support SH7750 processor"
 231         select CPU_SH4
 232         help
 233           Select SH7750 if you have a 200 Mhz SH-4 HD6417750 CPU.
 234
 235 config CPU_SUBTYPE_SH7091
 236         bool "Support SH7091 processor"
 237         select CPU_SH4
 238         help
 239           Select SH7091 if you have an SH-4 based Sega device (such as
 240           the Dreamcast, Naomi, and Naomi 2).
 241
 242 config CPU_SUBTYPE_SH7750R
 243         bool "Support SH7750R processor"
 244         select CPU_SH4
 245
 246 config CPU_SUBTYPE_SH7750S
 247         bool "Support SH7750S processor"
 248         select CPU_SH4
 249
 250 config CPU_SUBTYPE_SH7751
 251         bool "Support SH7751 processor"
 252         select CPU_SH4
 253         help
 254           Select SH7751 if you have a 166 Mhz SH-4 HD6417751 CPU,
 255           or if you have a HD6417751R CPU.
 256
 257 config CPU_SUBTYPE_SH7751R
 258         bool "Support SH7751R processor"
 259         select CPU_SH4
 260
 261 config CPU_SUBTYPE_SH7760
 262         bool "Support SH7760 processor"
 263         select CPU_SH4
 264
 265 config CPU_SUBTYPE_SH4_202
 266         bool "Support SH4-202 processor"
 267         select CPU_SH4
 268
 269 # SH-4A Processor Support
 270
 271 config CPU_SUBTYPE_SH7770
 272         bool "Support SH7770 processor"
 273         select CPU_SH4A
 274
 275 config CPU_SUBTYPE_SH7780
 276         bool "Support SH7780 processor"
 277         select CPU_SH4A
 278
 279 config CPU_SUBTYPE_SH7785
 280         bool "Support SH7785 processor"
 281         select CPU_SH4A
 282         select CPU_SHX2
 283         select ARCH_SPARSEMEM_ENABLE
 284         select SYS_SUPPORTS_NUMA
 285
 286 config CPU_SUBTYPE_SHX3
 287         bool "Support SH-X3 processor"
 288         select CPU_SH4A
 289         select CPU_SHX3
 290         select ARCH_SPARSEMEM_ENABLE
 291         select SYS_SUPPORTS_NUMA
 292         select SYS_SUPPORTS_SMP
 293
 294 # SH4AL-DSP Processor Support
 295
 296 config CPU_SUBTYPE_SH7343
 297         bool "Support SH7343 processor"
 298         select CPU_SH4AL_DSP
 299
 300 config CPU_SUBTYPE_SH7722
 301         bool "Support SH7722 processor"
 302         select CPU_SH4AL_DSP
 303         select CPU_SHX2
 304         select ARCH_SPARSEMEM_ENABLE
 305         select SYS_SUPPORTS_NUMA
 306
 307 # SH-5 Processor Support
 308
 309 config CPU_SUBTYPE_SH5_101
 310         bool "Support SH5-101 processor"
 311         select CPU_SH5
 312
 313 config CPU_SUBTYPE_SH5_103
 314         bool "Support SH5-103 processor"
 315
 316 endchoice
 317
 318 source "arch/sh/mm/Kconfig"
 319 source "arch/sh/Kconfig.cpu"
 320
 321 menu "Board support"
 322
 323 config SOLUTION_ENGINE
 324         bool
 325
 326 config SH_SOLUTION_ENGINE
 327         bool "SolutionEngine"
 328         select SOLUTION_ENGINE
 329         select CPU_HAS_IPR_IRQ
 330         depends on CPU_SUBTYPE_SH7705 || CPU_SUBTYPE_SH7709 || CPU_SUBTYPE_SH7710 || \
 331           CPU_SUBTYPE_SH7712 || CPU_SUBTYPE_SH7750 || CPU_SUBTYPE_SH7750S || \
 332           CPU_SUBTYPE_SH7750R
 333         help
 334           Select SolutionEngine if configuring for a Hitachi SH7705, SH7709,
 335           SH7710, SH7712, SH7750, SH7750S or SH7750R evaluation board.
 336
 337 config SH_7206_SOLUTION_ENGINE
 338         bool "SolutionEngine7206"
 339         select SOLUTION_ENGINE
 340         depends on CPU_SUBTYPE_SH7206
 341         help
 342           Select 7206 SolutionEngine if configuring for a Hitachi SH7206
 343           evaluation board.
 344
 345 config SH_7619_SOLUTION_ENGINE
 346         bool "SolutionEngine7619"
 347         select SOLUTION_ENGINE
 348         depends on CPU_SUBTYPE_SH7619
 349         help
 350           Select 7619 SolutionEngine if configuring for a Hitachi SH7619
 351           evaluation board.
 352
 353 config SH_7722_SOLUTION_ENGINE
 354         bool "SolutionEngine7722"
 355         select SOLUTION_ENGINE
 356         depends on CPU_SUBTYPE_SH7722
 357         help
 358           Select 7722 SolutionEngine if configuring for a Hitachi SH772
 359           evaluation board.
 360
 361 config SH_7751_SOLUTION_ENGINE
 362         bool "SolutionEngine7751"
 363         select SOLUTION_ENGINE
 364         select CPU_HAS_IPR_IRQ
 365         depends on CPU_SUBTYPE_SH7751
 366         help
 367           Select 7751 SolutionEngine if configuring for a Hitachi SH7751
 368           evaluation board.
 369
 370 config SH_7780_SOLUTION_ENGINE
 371         bool "SolutionEngine7780"
 372         select SOLUTION_ENGINE
 373         select SYS_SUPPORTS_PCI
 374         depends on CPU_SUBTYPE_SH7780
 375         help
 376           Select 7780 SolutionEngine if configuring for a Renesas SH7780
 377           evaluation board.
 378
 379 config SH_7343_SOLUTION_ENGINE
 380         bool "SolutionEngine7343"
 381         select SOLUTION_ENGINE
 382         depends on CPU_SUBTYPE_SH7343
 383         help
 384           Select 7343 SolutionEngine if configuring for a Hitachi
 385           SH7343 (SH-Mobile 3AS) evaluation board.
 386
 387 config SH_7751_SYSTEMH
 388         bool "SystemH7751R"
 389         depends on CPU_SUBTYPE_SH7751R
 390         help
 391           Select SystemH if you are configuring for a Renesas SystemH
 392           7751R evaluation board.
 393
 394 config SH_HP6XX
 395         bool "HP6XX"
 396         select SYS_SUPPORTS_APM_EMULATION
 397         select HD6446X_SERIES
 398         depends on CPU_SUBTYPE_SH7709
 399         help
 400           Select HP6XX if configuring for a HP jornada HP6xx.
 401           More information (hardware only) at
 402           <http://www.hp.com/jornada/>.
 403
 404 config SH_DREAMCAST
 405         bool "Dreamcast"
 406         select SYS_SUPPORTS_PCI
 407         depends on CPU_SUBTYPE_SH7091
 408         help
 409           Select Dreamcast if configuring for a SEGA Dreamcast.
 410           More information at <http://www.linux-sh.org>
 411
 412 config SH_MPC1211
 413         bool "Interface MPC1211"
 414         depends on CPU_SUBTYPE_SH7751 && BROKEN
 415         help
 416           CTP/PCI-SH02 is a CPU module computer that is produced
 417           by Interface Corporation.
 418           More information at <http://www.interface.co.jp>
 419
 420 config SH_SH03
 421         bool "Interface CTP/PCI-SH03"
 422         depends on CPU_SUBTYPE_SH7751
 423         select CPU_HAS_IPR_IRQ
 424         select SYS_SUPPORTS_PCI
 425         help
 426           CTP/PCI-SH03 is a CPU module computer that is produced
 427           by Interface Corporation.
 428           More information at <http://www.interface.co.jp>
 429
 430 config SH_SECUREEDGE5410
 431         bool "SecureEdge5410"
 432         depends on CPU_SUBTYPE_SH7751R
 433         select CPU_HAS_IPR_IRQ
 434         select SYS_SUPPORTS_PCI
 435         help
 436           Select SecureEdge5410 if configuring for a SnapGear SH board.
 437           This includes both the OEM SecureEdge products as well as the
 438           SME product line.
 439
 440 config SH_HS7751RVOIP
 441         bool "HS7751RVOIP"
 442         depends on CPU_SUBTYPE_SH7751R
 443         help
 444           Select HS7751RVOIP if configuring for a Renesas Technology
 445           Sales VoIP board.
 446
 447 config SH_7710VOIPGW
 448         bool "SH7710-VOIP-GW"
 449         depends on CPU_SUBTYPE_SH7710
 450         help
 451           Select this option to build a kernel for the SH7710 based
 452           VOIP GW.
 453
 454 config SH_RTS7751R2D
 455         bool "RTS7751R2D"
 456         depends on CPU_SUBTYPE_SH7751R
 457         select SYS_SUPPORTS_PCI
 458         help
 459           Select RTS7751R2D if configuring for a Renesas Technology
 460           Sales SH-Graphics board.
 461
 462 config SH_HIGHLANDER
 463         bool "Highlander"
 464         depends on CPU_SUBTYPE_SH7780 || CPU_SUBTYPE_SH7785
 465         select SYS_SUPPORTS_PCI
 466
 467 config SH_EDOSK7705
 468         bool "EDOSK7705"
 469         depends on CPU_SUBTYPE_SH7705
 470
 471 config SH_SH4202_MICRODEV
 472         bool "SH4-202 MicroDev"
 473         depends on CPU_SUBTYPE_SH4_202
 474         help
 475           Select SH4-202 MicroDev if configuring for a SuperH MicroDev board
 476           with an SH4-202 CPU.
 477
 478 config SH_LANDISK
 479         bool "LANDISK"
 480         depends on CPU_SUBTYPE_SH7751R
 481         select SYS_SUPPORTS_PCI
 482         help
 483           I-O DATA DEVICE, INC. "LANDISK Series" support.
 484
 485 config SH_TITAN
 486         bool "TITAN"
 487         depends on CPU_SUBTYPE_SH7751R
 488         select CPU_HAS_IPR_IRQ
 489         select SYS_SUPPORTS_PCI
 490         help
 491           Select Titan if you are configuring for a Nimble Microsystems
 492           NetEngine NP51R.
 493
 494 config SH_SHMIN
 495         bool "SHMIN"
 496         depends on CPU_SUBTYPE_SH7706
 497         select CPU_HAS_IPR_IRQ
 498         help
 499           Select SHMIN if configuring for the SHMIN board.
 500
 501 config SH_LBOX_RE2
 502         bool "L-BOX RE2"
 503         depends on CPU_SUBTYPE_SH7751R
 504         select SYS_SUPPORTS_PCI
 505         help
 506           Select L-BOX RE2 if configuring for the NTT COMWARE L-BOX RE2.
 507
 508 config SH_X3PROTO
 509         bool "SH-X3 Prototype board"
 510         depends on CPU_SUBTYPE_SHX3
 511
 512 config SH_MAGIC_PANEL_R2
 513         bool "Magic Panel R2"
 514         depends on CPU_SUBTYPE_SH7720
 515         help
 516           Select Magic Panel R2 if configuring for Magic Panel R2.
 517
 518 config SH_CAYMAN
 519         bool "Hitachi Cayman"
 520         depends on CPU_SUBTYPE_SH5_101 || CPU_SUBTYPE_SH5_103
 521         select SYS_SUPPORTS_PCI
 522
 523 endmenu
 524
 525 source "arch/sh/boards/renesas/hs7751rvoip/Kconfig"
 526 source "arch/sh/boards/renesas/rts7751r2d/Kconfig"
 527 source "arch/sh/boards/renesas/r7780rp/Kconfig"
 528 source "arch/sh/boards/magicpanelr2/Kconfig"
 529
 530 menu "Timer and clock configuration"
 531
 532 config SH_TMU
 533         bool "TMU timer support"
 534         depends on CPU_SH3 || CPU_SH4
 535         select GENERIC_TIME
 536         select GENERIC_CLOCKEVENTS
 537         default y
 538         help
 539           This enables the use of the TMU as the system timer.
 540
 541 config SH_CMT
 542         bool "CMT timer support"
 543         depends on CPU_SH2
 544         default y
 545         help
 546           This enables the use of the CMT as the system timer.
 547
 548 config SH_MTU2
 549         bool "MTU2 timer support"
 550         depends on CPU_SH2A
 551         default n
 552         help
 553           This enables the use of the MTU2 as the system timer.
 554
 555 config SH_TIMER_IRQ
 556         int
 557         default "28" if CPU_SUBTYPE_SH7780 || CPU_SUBTYPE_SH7785
 558         default "86" if CPU_SUBTYPE_SH7619
 559         default "140" if CPU_SUBTYPE_SH7206
 560         default "16"
 561
 562 config SH_PCLK_FREQ
 563         int "Peripheral clock frequency (in Hz)"
 564         default "27000000" if CPU_SUBTYPE_SH7343
 565         default "31250000" if CPU_SUBTYPE_SH7619
 566         default "32000000" if CPU_SUBTYPE_SH7722
 567         default "33333333" if CPU_SUBTYPE_SH7770 || \
 568                               CPU_SUBTYPE_SH7760 || CPU_SUBTYPE_SH7705 || \
 569                               CPU_SUBTYPE_SH7203 || CPU_SUBTYPE_SH7206 || \
 570                               CPU_SUBTYPE_SH7263
 571         default "60000000" if CPU_SUBTYPE_SH7751 || CPU_SUBTYPE_SH7751R
 572         default "66000000" if CPU_SUBTYPE_SH4_202
 573         default "50000000"
 574         help
 575           This option is used to specify the peripheral clock frequency.
 576           This is necessary for determining the reference clock value on
 577           platforms lacking an RTC.
 578
 579 config SH_CLK_MD
 580         int "CPU Mode Pin Setting"
 581         depends on CPU_SH2
 582         default 6 if CPU_SUBTYPE_SH7206
 583         default 5 if CPU_SUBTYPE_SH7619
 584         default 0
 585         help
 586           MD2 - MD0 pin setting.
 587
 588 source "kernel/time/Kconfig"
 589
 590 endmenu
 591
 592 menu "CPU Frequency scaling"
 593
 594 source "drivers/cpufreq/Kconfig"
 595
 596 config SH_CPU_FREQ
 597         tristate "SuperH CPU Frequency driver"
 598         depends on CPU_FREQ
 599         select CPU_FREQ_TABLE
 600         help
 601           This adds the cpufreq driver for SuperH. At present, only
 602           the SH-4 is supported.
 603
 604           For details, take a look at <file:Documentation/cpu-freq>.
 605
 606           If unsure, say N.
 607
 608 endmenu
 609
 610 source "arch/sh/drivers/Kconfig"
 611
 612 endmenu
 613
 614 config ISA_DMA_API
 615         bool
 616         depends on SH_MPC1211
 617         default y
 618
 619 menu "Kernel features"
 620
 621 source kernel/Kconfig.hz
 622
 623 config KEXEC
 624         bool "kexec system call (EXPERIMENTAL)"
 625         depends on EXPERIMENTAL
 626         help
 627           kexec is a system call that implements the ability to shutdown your
 628           current kernel, and to start another kernel.  It is like a reboot
 629           but it is independent of the system firmware.  And like a reboot
 630           you can start any kernel with it, not just Linux.
 631
 632           The name comes from the similarity to the exec system call.
 633
 634           It is an ongoing process to be certain the hardware in a machine
 635           is properly shutdown, so do not be surprised if this code does not
 636           initially work for you.  It may help to enable device hotplugging
 637           support.  As of this writing the exact hardware interface is
 638           strongly in flux, so no good recommendation can be made.
 639
 640 config CRASH_DUMP
 641         bool "kernel crash dumps (EXPERIMENTAL)"
 642         depends on EXPERIMENTAL
 643         help
 644           Generate crash dump after being started by kexec.
 645           This should be normally only set in special crash dump kernels
 646           which are loaded in the main kernel with kexec-tools into
 647           a specially reserved region and then later executed after
 648           a crash by kdump/kexec. The crash dump kernel must be compiled
 649           to a memory address not used by the main kernel using
 650           MEMORY_START.
 651
 652           For more details see Documentation/kdump/kdump.txt
 653
 654 config SMP
 655         bool "Symmetric multi-processing support"
 656         depends on SYS_SUPPORTS_SMP
 657         ---help---
 658           This enables support for systems with more than one CPU. If you have
 659           a system with only one CPU, like most personal computers, say N. If
 660           you have a system with more than one CPU, say Y.
 661
 662           If you say N here, the kernel will run on single and multiprocessor
 663           machines, but will use only one CPU of a multiprocessor machine. If
 664           you say Y here, the kernel will run on many, but not all,
 665           singleprocessor machines. On a singleprocessor machine, the kernel
 666           will run faster if you say N here.
 667
 668           People using multiprocessor machines who say Y here should also say
 669           Y to "Enhanced Real Time Clock Support", below.
 670
 671           See also the <file:Documentation/smp.txt>,
 672           <file:Documentation/nmi_watchdog.txt> and the SMP-HOWTO available
 673           at <http://www.tldp.org/docs.html#howto>.
 674
 675           If you don't know what to do here, say N.
 676
 677 config NR_CPUS
 678         int "Maximum number of CPUs (2-32)"
 679         range 2 32
 680         depends on SMP
 681         default "4" if CPU_SHX3
 682         default "2"
 683         help
 684           This allows you to specify the maximum number of CPUs which this
 685           kernel will support.  The maximum supported value is 32 and the
 686           minimum value which makes sense is 2.
 687
 688           This is purely to save memory - each supported CPU adds
 689           approximately eight kilobytes to the kernel image.
 690
 691 source "kernel/Kconfig.preempt"
 692
 693 config GUSA
 694         def_bool y
 695         depends on !SMP
 696         help
 697           This enables support for gUSA (general UserSpace Atomicity).
 698           This is the default implementation for both UP and non-ll/sc
 699           CPUs, and is used by the libc, amongst others.
 700
 701           For additional information, design information can be found
 702           in <http://lc.linux.or.jp/lc2002/papers/niibe0919p.pdf>.
 703
 704           This should only be disabled for special cases where alternate
 705           atomicity implementations exist.
 706
 707 endmenu
 708
 709 menu "Boot options"
 710
 711 config ZERO_PAGE_OFFSET
 712         hex "Zero page offset"
 713         default "0x00004000" if SH_MPC1211 || SH_SH03
 714         default "0x00010000" if PAGE_SIZE_64KB
 715         default "0x00002000" if PAGE_SIZE_8KB
 716         default "0x00001000"
 717         help
 718           This sets the default offset of zero page.
 719
 720 config BOOT_LINK_OFFSET
 721         hex "Link address offset for booting"
 722         default "0x00800000"
 723         help
 724           This option allows you to set the link address offset of the zImage.
 725           This can be useful if you are on a board which has a small amount of
 726           memory.
 727
 728 config UBC_WAKEUP
 729         bool "Wakeup UBC on startup"
 730         depends on CPU_SH4 && !CPU_SH4A
 731         help
 732           Selecting this option will wakeup the User Break Controller (UBC) on
 733           startup. Although the UBC is left in an awake state when the processor
 734           comes up, some boot loaders misbehave by putting the UBC to sleep in a
 735           power saving state, which causes issues with things like ptrace().
 736
 737           If unsure, say N.
 738
 739 config CMDLINE_BOOL
 740         bool "Default bootloader kernel arguments"
 741
 742 config CMDLINE
 743         string "Initial kernel command string"
 744         depends on CMDLINE_BOOL
 745         default "console=ttySC1,115200"
 746
 747 endmenu
 748
 749 menu "Bus options"
 750
 751 # Even on SuperH devices which don't have an ISA bus,
 752 # this variable helps the PCMCIA modules handle
 753 # IRQ requesting properly -- Greg Banks.
 754 #
 755 # Though we're generally not interested in it when
 756 # we're not using PCMCIA, so we make it dependent on
 757 # PCMCIA outright. -- PFM.
 758 config ISA
 759         def_bool y
 760         depends on PCMCIA && HD6446X_SERIES
 761         help
 762           Find out whether you have ISA slots on your motherboard.  ISA is the
 763           name of a bus system, i.e. the way the CPU talks to the other stuff
 764           inside your box.  Other bus systems are PCI, EISA, MicroChannel
 765           (MCA) or VESA.  ISA is an older system, now being displaced by PCI;
 766           newer boards don't support it.  If you have ISA, say Y, otherwise N.
 767
 768 config EISA
 769         bool
 770         ---help---
 771           The Extended Industry Standard Architecture (EISA) bus was
 772           developed as an open alternative to the IBM MicroChannel bus.
 773
 774           The EISA bus provided some of the features of the IBM MicroChannel
 775           bus while maintaining backward compatibility with cards made for
 776           the older ISA bus.  The EISA bus saw limited use between 1988 and
 777           1995 when it was made obsolete by the PCI bus.
 778
 779           Say Y here if you are building a kernel for an EISA-based machine.
 780
 781           Otherwise, say N.
 782
 783 config MCA
 784         bool
 785         help
 786           MicroChannel Architecture is found in some IBM PS/2 machines and
 787           laptops.  It is a bus system similar to PCI or ISA. See
 788           <file:Documentation/mca.txt> (and especially the web page given
 789           there) before attempting to build an MCA bus kernel.
 790
 791 config SBUS
 792         bool
 793
 794 config SUPERHYWAY
 795         tristate "SuperHyway Bus support"
 796         depends on CPU_SUBTYPE_SH4_202
 797
 798 config MAPLE
 799        bool "Maple Bus support"
 800        depends on SH_DREAMCAST
 801        help
 802          The Maple Bus is SEGA's serial communication bus for peripherals
 803          on the Dreamcast. Without this bus support you won't be able to
 804          get your Dreamcast keyboard etc to work, so most users
 805          probably want to say 'Y' here, unless you are only using the
 806          Dreamcast with a serial line terminal or a remote network
 807          connection.
 808
 809 config CF_ENABLER
 810         bool "Compact Flash Enabler support"
 811         depends on SOLUTION_ENGINE || SH_SH03
 812         ---help---
 813           Compact Flash is a small, removable mass storage device introduced
 814           in 1994 originally as a PCMCIA device.  If you say `Y' here, you
 815           compile in support for Compact Flash devices directly connected to
 816           a SuperH processor.  A Compact Flash FAQ is available at
 817           <http://www.compactflash.org/faqs/faq.htm>.
 818
 819           If your board has "Directly Connected" CompactFlash at area 5 or 6,
 820           you may want to enable this option.  Then, you can use CF as
 821           primary IDE drive (only tested for SanDisk).
 822
 823           If in doubt, select 'N'.
 824
 825 choice
 826         prompt "Compact Flash Connection Area"
 827         depends on CF_ENABLER
 828         default CF_AREA6
 829
 830 config CF_AREA5
 831         bool "Area5"
 832         help
 833           If your board has "Directly Connected" CompactFlash, You should
 834           select the area where your CF is connected to.
 835
 836           - "Area5" if CompactFlash is connected to Area 5 (0x14000000)
 837           - "Area6" if it is connected to Area 6 (0x18000000)
 838
 839           "Area6" will work for most boards.
 840
 841 config CF_AREA6
 842         bool "Area6"
 843
 844 endchoice
 845
 846 config CF_BASE_ADDR
 847         hex
 848         depends on CF_ENABLER
 849         default "0xb8000000" if CF_AREA6
 850         default "0xb4000000" if CF_AREA5
 851
 852 source "arch/sh/drivers/pci/Kconfig"
 853
 854 source "drivers/pci/Kconfig"
 855
 856 source "drivers/pcmcia/Kconfig"
 857
 858 source "drivers/pci/hotplug/Kconfig"
 859
 860 endmenu
 861
 862 menu "Executable file formats"
 863
 864 source "fs/Kconfig.binfmt"
 865
 866 endmenu
 867
 868 menu "Power management options (EXPERIMENTAL)"
 869 depends on EXPERIMENTAL && SYS_SUPPORTS_PM
 870
 871 source kernel/power/Kconfig
 872
 873 endmenu
 874
 875 source "net/Kconfig"
 876
 877 source "drivers/Kconfig"
 878
 879 source "fs/Kconfig"
 880
 881 source "kernel/Kconfig.instrumentation"
 882
 883 source "arch/sh/Kconfig.debug"
 884
 885 source "security/Kconfig"
 886
 887 source "crypto/Kconfig"
 888
 889 source "lib/Kconfig"