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         bool
  10         default y
  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 UID16
  18         bool
  19         default y
  20
  21 config RWSEM_GENERIC_SPINLOCK
  22         bool
  23         default y
  24
  25 config RWSEM_XCHGADD_ALGORITHM
  26         bool
  27
  28 config GENERIC_HARDIRQS
  29         bool
  30         default y
  31
  32 config GENERIC_IRQ_PROBE
  33         bool
  34         default y
  35
  36 config GENERIC_CALIBRATE_DELAY
  37         bool
  38         default y
  39
  40 source "init/Kconfig"
  41
  42 menu "System type"
  43
  44 choice
  45         prompt "SuperH system type"
  46         default SH_UNKNOWN
  47
  48 config SH_SOLUTION_ENGINE
  49         bool "SolutionEngine"
  50         help
  51           Select SolutionEngine if configuring for a Hitachi SH7709
  52           or SH7750 evaluation board.
  53
  54 config SH_7751_SOLUTION_ENGINE
  55         bool "SolutionEngine7751"
  56         help
  57           Select 7751 SolutionEngine if configuring for a Hitachi SH7751
  58           evaluation board.
  59
  60 config SH_7300_SOLUTION_ENGINE
  61         bool "SolutionEngine7300"
  62         help
  63           Select 7300 SolutionEngine if configuring for a Hitachi SH7300(SH-Mobile V)
  64           evaluation board.
  65
  66 config SH_73180_SOLUTION_ENGINE
  67        bool "SolutionEngine73180"
  68        help
  69          Select 73180 SolutionEngine if configuring for a Hitachi SH73180(SH-Mobile 3)
  70          evaluation board.
  71
  72 config SH_7751_SYSTEMH
  73         bool "SystemH7751R"
  74         help
  75           Select SystemH if you are configuring for a Renesas SystemH
  76           7751R evaluation board.
  77
  78 config SH_STB1_HARP
  79         bool "STB1_Harp"
  80
  81 config SH_STB1_OVERDRIVE
  82         bool "STB1_Overdrive"
  83
  84 config SH_HP620
  85         bool "HP620"
  86         help
  87           Select HP620 if configuring for a HP jornada HP620.
  88           More information (hardware only) at
  89           <http://www.hp.com/jornada/>.
  90
  91 config SH_HP680
  92         bool "HP680"
  93         help
  94           Select HP680 if configuring for a HP Jornada HP680.
  95           More information (hardware only) at
  96           <http://www.hp.com/jornada/products/680/>.
  97
  98 config SH_HP690
  99         bool "HP690"
 100         help
 101           Select HP690 if configuring for a HP Jornada HP690.
 102           More information (hardware only)
 103           at <http://www.hp.com/jornada/products/680/>.
 104
 105 config SH_CQREEK
 106         bool "CqREEK"
 107         help
 108           Select CqREEK if configuring for a CqREEK SH7708 or SH7750.
 109           More information at
 110           <http://sources.redhat.com/ecos/hardware.html#SuperH>.
 111
 112 config SH_DMIDA
 113         bool "DMIDA"
 114         help
 115           Select DMIDA if configuring for a DataMyte 4000 Industrial
 116           Digital Assistant. More information at <http://www.dmida.com/>.
 117
 118 config SH_EC3104
 119         bool "EC3104"
 120         help
 121           Select EC3104 if configuring for a system with an Eclipse
 122           International EC3104 chip, e.g. the Harris AD2000.
 123
 124 config SH_SATURN
 125         bool "Saturn"
 126         help
 127           Select Saturn if configuring for a SEGA Saturn.
 128
 129 config SH_DREAMCAST
 130         bool "Dreamcast"
 131         help
 132           Select Dreamcast if configuring for a SEGA Dreamcast.
 133           More information at
 134           <http://www.m17n.org/linux-sh/dreamcast/>.  There is a
 135           Dreamcast project is at <http://linuxdc.sourceforge.net/>.
 136
 137 config SH_CAT68701
 138         bool "CAT68701"
 139
 140 config SH_BIGSUR
 141         bool "BigSur"
 142
 143 config SH_SH2000
 144         bool "SH2000"
 145         help
 146           SH-2000 is a single-board computer based around SH7709A chip
 147           intended for embedded applications.
 148           It has an Ethernet interface (CS8900A), direct connected
 149           Compact Flash socket, three serial ports and PC-104 bus.
 150           More information at <http://sh2000.sh-linux.org>.
 151
 152 config SH_ADX
 153         bool "ADX"
 154
 155 config SH_MPC1211
 156         bool "MPC1211"
 157
 158 config SH_SH03
 159         bool "SH03"
 160         help
 161           CTP/PCI-SH03 is a CPU module computer that produced
 162           by Interface Corporation.
 163           It is compact and excellent in durability.
 164           It will play an active part in your factory or laboratory
 165           as a FA computer.
 166           More information at <http://www.interface.co.jp>
 167
 168 config SH_SECUREEDGE5410
 169         bool "SecureEdge5410"
 170         help
 171           Select SecureEdge5410 if configuring for a SnapGear SH board.
 172           This includes both the OEM SecureEdge products as well as the
 173           SME product line.
 174
 175 config SH_HS7751RVOIP
 176         bool "HS7751RVOIP"
 177         help
 178           Select HS7751RVOIP if configuring for a Renesas Technology
 179           Sales VoIP board.
 180
 181 config SH_RTS7751R2D
 182         bool "RTS7751R2D"
 183         help
 184           Select RTS7751R2D if configuring for a Renesas Technology
 185           Sales SH-Graphics board.
 186
 187 config SH_EDOSK7705
 188         bool "EDOSK7705"
 189
 190 config SH_SH4202_MICRODEV
 191         bool "SH4-202 MicroDev"
 192         help
 193           Select SH4-202 MicroDev if configuring for a SuperH MicroDev board
 194           with an SH4-202 CPU.
 195
 196 config SH_UNKNOWN
 197         bool "BareCPU"
 198         help
 199           "Bare CPU" aka "unknown" means an SH-based system which is not one
 200           of the specific ones mentioned above, which means you need to enter
 201           all sorts of stuff like CONFIG_MEMORY_START because the config
 202           system doesn't already know what it is.  You get a machine vector
 203           without any platform-specific code in it, so things like the RTC may
 204           not work.
 205
 206           This option is for the early stages of porting to a new machine.
 207
 208 endchoice
 209
 210 choice
 211         prompt "Processor family"
 212         default CPU_SH4
 213         help
 214           This option determines the CPU family to compile for. Supported
 215           targets are SH-2, SH-3, and SH-4. These options are independent of
 216           CPU functionality. As such, SH-DSP users will still want to select
 217           their respective processor family in addition to the DSP support
 218           option.
 219
 220 config CPU_SH2
 221         bool "SH-2"
 222         select SH_WRITETHROUGH
 223
 224 config CPU_SH3
 225         bool "SH-3"
 226
 227 config CPU_SH4
 228         bool "SH-4"
 229
 230 endchoice
 231
 232 choice
 233         prompt "Processor subtype"
 234
 235 config CPU_SUBTYPE_SH7604
 236         bool "SH7604"
 237         depends on CPU_SH2
 238         help
 239           Select SH7604 if you have SH7604
 240
 241 config CPU_SUBTYPE_SH7300
 242         bool "SH7300"
 243         depends on CPU_SH3
 244
 245 config CPU_SUBTYPE_SH7705
 246         bool "SH7705"
 247         depends on CPU_SH3
 248
 249 config CPU_SUBTYPE_SH7707
 250         bool "SH7707"
 251         depends on CPU_SH3
 252         help
 253           Select SH7707 if you have a  60 Mhz SH-3 HD6417707 CPU.
 254
 255 config CPU_SUBTYPE_SH7708
 256         bool "SH7708"
 257         depends on CPU_SH3
 258         help
 259           Select SH7708 if you have a  60 Mhz SH-3 HD6417708S or
 260           if you have a 100 Mhz SH-3 HD6417708R CPU.
 261
 262 config CPU_SUBTYPE_SH7709
 263         bool "SH7709"
 264         depends on CPU_SH3
 265         help
 266           Select SH7709 if you have a  80 Mhz SH-3 HD6417709 CPU.
 267
 268 config CPU_SUBTYPE_SH7750
 269         bool "SH7750"
 270         depends on CPU_SH4
 271         help
 272           Select SH7750 if you have a 200 Mhz SH-4 HD6417750 CPU.
 273
 274 config CPU_SUBTYPE_SH7751
 275         bool "SH7751/SH7751R"
 276         depends on CPU_SH4
 277         help
 278           Select SH7751 if you have a 166 Mhz SH-4 HD6417751 CPU,
 279           or if you have a HD6417751R CPU.
 280
 281 config CPU_SUBTYPE_SH7760
 282         bool "SH7760"
 283         depends on CPU_SH4
 284
 285 config CPU_SUBTYPE_SH73180
 286        bool "SH73180"
 287        depends on CPU_SH4
 288
 289 config CPU_SUBTYPE_ST40STB1
 290        bool "ST40STB1 / ST40RA"
 291        depends on CPU_SH4
 292        help
 293          Select ST40STB1 if you have a ST40RA CPU.
 294          This was previously called the ST40STB1, hence the option name.
 295
 296 config CPU_SUBTYPE_ST40GX1
 297        bool "ST40GX1"
 298        depends on CPU_SH4
 299        help
 300          Select ST40GX1 if you have a ST40GX1 CPU.
 301
 302 config CPU_SUBTYPE_SH4_202
 303         bool "SH4-202"
 304         depends on CPU_SH4
 305
 306 endchoice
 307
 308 config SH7705_CACHE_32KB
 309     bool "Enable 32KB cache size for SH7705"
 310     depends on CPU_SUBTYPE_SH7705
 311     default y
 312
 313 config MMU
 314         bool "Support for memory management hardware"
 315         depends on !CPU_SH2
 316         default y
 317         help
 318           Early SH processors (such as the SH7604) lack an MMU. In order to
 319           boot on these systems, this option must not be set.
 320
 321           On other systems (such as the SH-3 and 4) where an MMU exists,
 322           turning this off will boot the kernel on these machines with the
 323           MMU implicitly switched off.
 324
 325 choice
 326         prompt "HugeTLB page size"
 327         depends on HUGETLB_PAGE && CPU_SH4 && MMU
 328         default HUGETLB_PAGE_SIZE_64K
 329
 330 config HUGETLB_PAGE_SIZE_64K
 331         bool "64K"
 332
 333 config HUGETLB_PAGE_SIZE_1MB
 334         bool "1MB"
 335
 336 endchoice
 337
 338 config CMDLINE_BOOL
 339         bool "Default bootloader kernel arguments"
 340
 341 config CMDLINE
 342         string "Initial kernel command string"
 343         depends on CMDLINE_BOOL
 344         default "console=ttySC1,115200"
 345
 346 # Platform-specific memory start and size definitions
 347 config MEMORY_START
 348         hex "Physical memory start address" if !MEMORY_SET || MEMORY_OVERRIDE
 349         default "0x08000000" if !MEMORY_SET || MEMORY_OVERRIDE || !MEMORY_OVERRIDE && SH_ADX || SH_MPC1211 || SH_SH03 || SH_SECUREEDGE5410 || SH_SH4202_MICRODEV
 350         default "0x0c000000" if !MEMORY_OVERRIDE && (SH_DREAMCAST || SH_HP600 || SH_BIGSUR || SH_SH2000 || SH_73180_SOLUTION_ENGINE || SH_7300_SOLUTION_ENGINE || SH_7751_SOLUTION_ENGINE || SH_SOLUTION_ENGINE || SH_HS7751RVOIP || SH_RTS7751R2D || SH_EDOSK7705)
 351         ---help---
 352           Computers built with Hitachi SuperH processors always
 353           map the ROM starting at address zero.  But the processor
 354           does not specify the range that RAM takes.
 355
 356           The physical memory (RAM) start address will be automatically
 357           set to 08000000, unless you selected one of the following
 358           processor types: SolutionEngine, Overdrive, HP620, HP680, HP690,
 359           in which case the start address will be set to 0c000000.
 360
 361           Tweak this only when porting to a new machine which is not already
 362           known by the config system.  Changing it from the known correct
 363           value on any of the known systems will only lead to disaster.
 364
 365 config MEMORY_SIZE
 366         hex "Physical memory size" if !MEMORY_SET || MEMORY_OVERRIDE
 367         default "0x00400000" if !MEMORY_SET || MEMORY_OVERRIDE || !MEMORY_OVERRIDE && SH_ADX || !MEMORY_OVERRIDE && (SH_HP600 || SH_BIGSUR || SH_SH2000)
 368         default "0x01000000" if !MEMORY_OVERRIDE && SH_DREAMCAST || SH_SECUREEDGE5410 || SH_EDOSK7705
 369         default "0x02000000" if !MEMORY_OVERRIDE && (SH_73180_SOLUTION_ENGINE || SH_SOLUTION_ENGINE)
 370         default "0x04000000" if !MEMORY_OVERRIDE && (SH_7300_SOLUTION_ENGINE || SH_7751_SOLUTION_ENGINE || SH_HS7751RVOIP || SH_RTS7751R2D || SH_SH4202_MICRODEV)
 371         default "0x08000000" if SH_MPC1211 || SH_SH03
 372         help
 373           This sets the default memory size assumed by your SH kernel. It can
 374           be overridden as normal by the 'mem=' argument on the kernel command
 375           line. If unsure, consult your board specifications or just leave it
 376           as 0x00400000 which was the default value before this became
 377           configurable.
 378
 379 config MEMORY_SET
 380         bool
 381         depends on !MEMORY_OVERRIDE && (SH_MPC1211 || SH_SH03 || SH_ADX || SH_DREAMCAST || SH_HP600 || SH_BIGSUR || SH_SH2000 || SH_7751_SOLUTION_ENGINE || SH_SOLUTION_ENGINE || SH_SECUREEDGE5410 || SH_HS7751RVOIP || SH_RTS7751R2D || SH_SH4202_MICRODEV || SH_EDOSK7705)
 382         default y
 383         help
 384           This is an option about which you will never be asked a question.
 385           Therefore, I conclude that you do not exist - go away.
 386
 387           There is a grue here.
 388
 389 # If none of the above have set memory start/size, ask the user.
 390 config MEMORY_OVERRIDE
 391         bool "Override default load address and memory size"
 392
 393 # XXX: break these out into the board-specific configs below
 394 config CF_ENABLER
 395         bool "Compact Flash Enabler support"
 396         depends on SH_ADX || SH_SOLUTION_ENGINE || SH_UNKNOWN || SH_CAT68701 || SH_SH03
 397         ---help---
 398           Compact Flash is a small, removable mass storage device introduced
 399           in 1994 originally as a PCMCIA device.  If you say `Y' here, you
 400           compile in support for Compact Flash devices directly connected to
 401           a SuperH processor.  A Compact Flash FAQ is available at
 402           <http://www.compactflash.org/faqs/faq.htm>.
 403
 404           If your board has "Directly Connected" CompactFlash at area 5 or 6,
 405           you may want to enable this option.  Then, you can use CF as
 406           primary IDE drive (only tested for SanDisk).
 407
 408           If in doubt, select 'N'.
 409
 410 choice
 411         prompt "Compact Flash Connection Area"
 412         depends on CF_ENABLER
 413         default CF_AREA6
 414
 415 config CF_AREA5
 416         bool "Area5"
 417         help
 418           If your board has "Directly Connected" CompactFlash, You should
 419           select the area where your CF is connected to.
 420
 421           - "Area5" if CompactFlash is connected to Area 5 (0x14000000)
 422           - "Area6" if it is connected to Area 6 (0x18000000)
 423
 424           "Area6" will work for most boards. For ADX, select "Area5".
 425
 426 config CF_AREA6
 427         bool "Area6"
 428
 429 endchoice
 430
 431 config CF_BASE_ADDR
 432         hex
 433         depends on CF_ENABLER
 434         default "0xb8000000" if CF_AREA6
 435         default "0xb4000000" if CF_AREA5
 436
 437 # The SH7750 RTC module is disabled in the Dreamcast
 438 config SH_RTC
 439         bool
 440         depends on !SH_DREAMCAST && !SH_SATURN && !SH_7300_SOLUTION_ENGINE && !SH_73180_SOLUTION_ENGINE
 441         default y
 442         help
 443           Selecting this option will allow the Linux kernel to emulate
 444           PC's RTC.
 445
 446           If unsure, say N.
 447
 448 config SH_FPU
 449         bool "FPU support"
 450         depends on !CPU_SH3
 451         default y
 452         help
 453           Selecting this option will enable support for SH processors that
 454           have FPU units (ie, SH77xx).
 455
 456           This option must be set in order to enable the FPU.
 457
 458 config SH_DSP
 459         bool "DSP support"
 460         depends on !CPU_SH4
 461         default y
 462         help
 463           Selecting this option will enable support for SH processors that
 464           have DSP units (ie, SH2-DSP and SH3-DSP). It is safe to say Y here
 465           by default, as the existance of the DSP will be probed at runtime.
 466
 467           This option must be set in order to enable the DSP.
 468
 469 config SH_ADC
 470         bool "ADC support"
 471         depends on CPU_SH3
 472         default y
 473         help
 474           Selecting this option will allow the Linux kernel to use SH3 on-chip
 475           ADC module.
 476
 477           If unsure, say N.
 478
 479 config SH_HP600
 480         bool
 481         depends on SH_HP620 || SH_HP680 || SH_HP690
 482         default y
 483
 484 config CPU_SUBTYPE_ST40
 485        bool
 486        depends on CPU_SUBTYPE_ST40STB1 || CPU_SUBTYPE_ST40GX1
 487        default y
 488
 489 config DISCONTIGMEM
 490         bool
 491         depends on SH_HP690
 492         default y
 493         help
 494           Say Y to upport efficient handling of discontiguous physical memory,
 495           for architectures which are either NUMA (Non-Uniform Memory Access)
 496           or have huge holes in the physical address space for other reasons.
 497           See <file:Documentation/vm/numa> for more.
 498
 499 config ZERO_PAGE_OFFSET
 500         hex "Zero page offset"
 501         default "0x00001000" if !(SH_MPC1211 || SH_SH03)
 502         default "0x00004000" if SH_MPC1211 || SH_SH03
 503         help
 504           This sets the default offset of zero page.
 505
 506 # XXX: needs to lose subtype for system type
 507 config ST40_LMI_MEMORY
 508         bool "Memory on LMI"
 509         depends on CPU_SUBTYPE_ST40STB1
 510
 511 config MEMORY_START
 512         hex
 513         depends on CPU_SUBTYPE_ST40STB1 && ST40_LMI_MEMORY
 514         default "0x08000000"
 515
 516 config MEMORY_SIZE
 517         hex
 518         depends on CPU_SUBTYPE_ST40STB1 && ST40_LMI_MEMORY
 519         default "0x00400000"
 520
 521 config MEMORY_SET
 522         bool
 523         depends on CPU_SUBTYPE_ST40STB1 && ST40_LMI_MEMORY
 524         default y
 525
 526 config BOOT_LINK_OFFSET
 527         hex "Link address offset for booting"
 528         default "0x00800000"
 529         help
 530           This option allows you to set the link address offset of the zImage.
 531           This can be useful if you are on a board which has a small amount of
 532           memory.
 533
 534 config CPU_LITTLE_ENDIAN
 535         bool "Little Endian"
 536         help
 537           Some SuperH machines can be configured for either little or big
 538           endian byte order. These modes require different kernels. Say Y if
 539           your machine is little endian, N if it's a big endian machine.
 540
 541 config PREEMPT
 542         bool "Preemptible Kernel (EXPERIMENTAL)"
 543         depends on EXPERIMENTAL
 544
 545 config UBC_WAKEUP
 546         bool "Wakeup UBC on startup"
 547         help
 548           Selecting this option will wakeup the User Break Controller (UBC) on
 549           startup. Although the UBC is left in an awake state when the processor
 550           comes up, some boot loaders misbehave by putting the UBC to sleep in a
 551           power saving state, which causes issues with things like ptrace().
 552
 553           If unsure, say N.
 554
 555 config SH_WRITETHROUGH
 556         bool "Use write-through caching"
 557         default y if CPU_SH2
 558         help
 559           Selecting this option will configure the caches in write-through
 560           mode, as opposed to the default write-back configuration.
 561
 562           Since there's sill some aliasing issues on SH-4, this option will
 563           unfortunately still require the majority of flushing functions to
 564           be implemented to deal with aliasing.
 565
 566           If unsure, say N.
 567
 568 config SH_OCRAM
 569         bool "Operand Cache RAM (OCRAM) support"
 570         help
 571           Selecting this option will automatically tear down the number of
 572           sets in the dcache by half, which in turn exposes a memory range.
 573
 574           The addresses for the OC RAM base will vary according to the
 575           processor version. Consult vendor documentation for specifics.
 576
 577           If unsure, say N.
 578
 579 config SH_STORE_QUEUES
 580         bool "Support for Store Queues"
 581         depends on CPU_SH4
 582         help
 583           Selecting this option will enable an in-kernel API for manipulating
 584           the store queues integrated in the SH-4 processors.
 585
 586 config SMP
 587         bool "Symmetric multi-processing support"
 588         ---help---
 589           This enables support for systems with more than one CPU. If you have
 590           a system with only one CPU, like most personal computers, say N. If
 591           you have a system with more than one CPU, say Y.
 592
 593           If you say N here, the kernel will run on single and multiprocessor
 594           machines, but will use only one CPU of a multiprocessor machine. If
 595           you say Y here, the kernel will run on many, but not all,
 596           singleprocessor machines. On a singleprocessor machine, the kernel
 597           will run faster if you say N here.
 598
 599           People using multiprocessor machines who say Y here should also say
 600           Y to "Enhanced Real Time Clock Support", below.
 601
 602           See also the <file:Documentation/smp.txt>,
 603           <file:Documentation/nmi_watchdog.txt> and the SMP-HOWTO available
 604           at <http://www.tldp.org/docs.html#howto>.
 605
 606           If you don't know what to do here, say N.
 607
 608 config NR_CPUS
 609         int "Maximum number of CPUs (2-32)"
 610         range 2 32
 611         depends on SMP
 612         default "2"
 613         help
 614           This allows you to specify the maximum number of CPUs which this
 615           kernel will support.  The maximum supported value is 32 and the
 616           minimum value which makes sense is 2.
 617
 618           This is purely to save memory - each supported CPU adds
 619           approximately eight kilobytes to the kernel image.
 620
 621 config HS7751RVOIP_CODEC
 622         bool "Support VoIP Codec section"
 623         depends on SH_HS7751RVOIP
 624         help
 625           Selecting this option will support CODEC section.
 626
 627 config RTS7751R2D_REV11
 628         bool "RTS7751R2D Rev. 1.1 board support"
 629         depends on SH_RTS7751R2D
 630         help
 631           Selecting this option will support version rev. 1.1.
 632
 633 config SH_PCLK_CALC
 634         bool
 635         default n if CPU_SUBTYPE_SH7300 || CPU_SUBTYPE_SH73180
 636         default y
 637         help
 638           This option will cause the PCLK value to be probed at run-time. It
 639           will display a notification if the probed value has greater than a
 640           1% variance of the hardcoded CONFIG_SH_PCLK_FREQ.
 641
 642 config SH_PCLK_FREQ
 643         int "Peripheral clock frequency (in Hz)"
 644         default "50000000" if CPU_SUBTYPE_SH7750
 645         default "60000000" if CPU_SUBTYPE_SH7751
 646         default "33333333" if CPU_SUBTYPE_SH7300
 647         default "27000000" if CPU_SUBTYPE_SH73180
 648         default "66000000" if CPU_SUBTYPE_SH4_202
 649         default "1193182"
 650         help
 651           This option is used to specify the peripheral clock frequency. This
 652           option must be set for each processor in order for the kernel to
 653           function reliably. If no sane default exists, we use a default from
 654           the legacy i8254. Any discrepancies will be reported on boot time
 655           with an auto-probed frequency which should be considered the proper
 656           value for your hardware.
 657
 658 menu "CPU Frequency scaling"
 659
 660 source "drivers/cpufreq/Kconfig"
 661
 662 config SH_CPU_FREQ
 663         tristate "SuperH CPU Frequency driver"
 664         depends on CPU_FREQ
 665         select CPU_FREQ_TABLE
 666         help
 667           This adds the cpufreq driver for SuperH. At present, only
 668           the SH-4 is supported.
 669
 670           For details, take a look at <file:Documentation/cpu-freq>.
 671
 672           If unsure, say N.
 673
 674 endmenu
 675
 676 source "arch/sh/drivers/dma/Kconfig"
 677
 678 source "arch/sh/cchips/Kconfig"
 679
 680 config HEARTBEAT
 681         bool "Heartbeat LED"
 682         depends on SH_MPC1211 || SH_SH03 || SH_CAT68701 || SH_STB1_HARP || SH_STB1_OVERDRIVE || SH_BIGSUR || SH_7751_SOLUTION_ENGINE || SH_7300_SOLUTION_ENGINE || SH_73180_SOLUTION_ENGINE || SH_SOLUTION_ENGINE || SH_RTS7751R2D || SH_SH4202_MICRODEV
 683         help
 684           Use the power-on LED on your machine as a load meter.  The exact
 685           behavior is platform-dependent, but normally the flash frequency is
 686           a hyperbolic function of the 5-minute load average.
 687
 688 config RTC_9701JE
 689         tristate "EPSON RTC-9701JE support"
 690         depends on SH_RTS7751R2D
 691         help
 692           Selecting this option will support EPSON RTC-9701JE.
 693
 694 endmenu
 695
 696
 697 menu "Bus options (PCI, PCMCIA, EISA, MCA, ISA)"
 698
 699 # Even on SuperH devices which don't have an ISA bus,
 700 # this variable helps the PCMCIA modules handle
 701 # IRQ requesting properly -- Greg Banks.
 702 #
 703 # Though we're generally not interested in it when
 704 # we're not using PCMCIA, so we make it dependent on
 705 # PCMCIA outright. -- PFM.
 706 config ISA
 707         bool
 708         default y if PCMCIA || SMC91X
 709         help
 710           Find out whether you have ISA slots on your motherboard.  ISA is the
 711           name of a bus system, i.e. the way the CPU talks to the other stuff
 712           inside your box.  Other bus systems are PCI, EISA, MicroChannel
 713           (MCA) or VESA.  ISA is an older system, now being displaced by PCI;
 714           newer boards don't support it.  If you have ISA, say Y, otherwise N.
 715
 716 config EISA
 717         bool
 718         ---help---
 719           The Extended Industry Standard Architecture (EISA) bus was
 720           developed as an open alternative to the IBM MicroChannel bus.
 721
 722           The EISA bus provided some of the features of the IBM MicroChannel
 723           bus while maintaining backward compatibility with cards made for
 724           the older ISA bus.  The EISA bus saw limited use between 1988 and
 725           1995 when it was made obsolete by the PCI bus.
 726
 727           Say Y here if you are building a kernel for an EISA-based machine.
 728
 729           Otherwise, say N.
 730
 731 config MCA
 732         bool
 733         help
 734           MicroChannel Architecture is found in some IBM PS/2 machines and
 735           laptops.  It is a bus system similar to PCI or ISA. See
 736           <file:Documentation/mca.txt> (and especially the web page given
 737           there) before attempting to build an MCA bus kernel.
 738
 739 config SBUS
 740         bool
 741
 742 config MAPLE
 743         tristate "Maple Bus support"
 744         depends on SH_DREAMCAST
 745         default y
 746
 747 source "arch/sh/drivers/pci/Kconfig"
 748
 749 source "drivers/pci/Kconfig"
 750
 751 source "drivers/pcmcia/Kconfig"
 752
 753 source "drivers/pci/hotplug/Kconfig"
 754
 755 endmenu
 756
 757 menu "Executable file formats"
 758
 759 source "fs/Kconfig.binfmt"
 760
 761 endmenu
 762
 763 menu "SH initrd options"
 764         depends on BLK_DEV_INITRD
 765
 766 config EMBEDDED_RAMDISK
 767         bool "Embed root filesystem ramdisk into the kernel"
 768
 769 config EMBEDDED_RAMDISK_IMAGE
 770         string "Filename of gziped ramdisk image"
 771         depends on EMBEDDED_RAMDISK
 772         default "ramdisk.gz"
 773         help
 774           This is the filename of the ramdisk image to be built into the
 775           kernel.  Relative pathnames are relative to arch/sh/ramdisk/.
 776           The ramdisk image is not part of the kernel distribution; you must
 777           provide one yourself.
 778
 779 endmenu
 780
 781 source "drivers/Kconfig"
 782
 783 source "fs/Kconfig"
 784
 785 source "arch/sh/oprofile/Kconfig"
 786
 787 source "arch/sh/Kconfig.debug"
 788
 789 source "security/Kconfig"
 790
 791 source "crypto/Kconfig"
 792
 793 source "lib/Kconfig"