1config SUPERH 2 def_bool y 3 select EXPERT 4 select CLKDEV_LOOKUP 5 select HAVE_IDE if HAS_IOPORT 6 select HAVE_MEMBLOCK 7 select HAVE_OPROFILE 8 select HAVE_GENERIC_DMA_COHERENT 9 select HAVE_ARCH_TRACEHOOK 10 select HAVE_DMA_API_DEBUG 11 select HAVE_DMA_ATTRS 12 select HAVE_IRQ_WORK 13 select HAVE_PERF_EVENTS 14 select PERF_USE_VMALLOC 15 select HAVE_KERNEL_GZIP 16 select HAVE_KERNEL_BZIP2 17 select HAVE_KERNEL_LZMA 18 select HAVE_KERNEL_XZ 19 select HAVE_KERNEL_LZO 20 select HAVE_SYSCALL_TRACEPOINTS 21 select HAVE_REGS_AND_STACK_ACCESS_API 22 select HAVE_GENERIC_HARDIRQS 23 select HAVE_SPARSE_IRQ 24 select RTC_LIB 25 select GENERIC_ATOMIC64 26 # Support the deprecated APIs until MFD and GPIOLIB catch up. 27 select GENERIC_HARDIRQS_NO_DEPRECATED if !MFD_SUPPORT && !GPIOLIB 28 select GENERIC_IRQ_SHOW 29 help 30 The SuperH is a RISC processor targeted for use in embedded systems 31 and consumer electronics; it was also used in the Sega Dreamcast 32 gaming console. The SuperH port has a home page at 33 <http://www.linux-sh.org/>. 34 35config SUPERH32 36 def_bool ARCH = "sh" 37 select HAVE_KPROBES 38 select HAVE_KRETPROBES 39 select HAVE_IOREMAP_PROT if MMU && !X2TLB 40 select HAVE_FUNCTION_TRACER 41 select HAVE_FTRACE_MCOUNT_RECORD 42 select HAVE_DYNAMIC_FTRACE 43 select HAVE_FUNCTION_TRACE_MCOUNT_TEST 44 select HAVE_FTRACE_NMI_ENTER if DYNAMIC_FTRACE 45 select HAVE_FUNCTION_GRAPH_TRACER 46 select HAVE_ARCH_KGDB 47 select HAVE_HW_BREAKPOINT 48 select HAVE_MIXED_BREAKPOINTS_REGS 49 select PERF_EVENTS 50 select ARCH_HIBERNATION_POSSIBLE if MMU 51 select SPARSE_IRQ 52 53config SUPERH64 54 def_bool ARCH = "sh64" 55 56config ARCH_DEFCONFIG 57 string 58 default "arch/sh/configs/shx3_defconfig" if SUPERH32 59 default "arch/sh/configs/cayman_defconfig" if SUPERH64 60 61config RWSEM_GENERIC_SPINLOCK 62 def_bool y 63 64config RWSEM_XCHGADD_ALGORITHM 65 bool 66 67config GENERIC_BUG 68 def_bool y 69 depends on BUG && SUPERH32 70 71config GENERIC_CSUM 72 def_bool y 73 depends on SUPERH64 74 75config GENERIC_FIND_NEXT_BIT 76 def_bool y 77 78config GENERIC_HWEIGHT 79 def_bool y 80 81config IRQ_PER_CPU 82 def_bool y 83 84config GENERIC_GPIO 85 def_bool n 86 87config GENERIC_CALIBRATE_DELAY 88 bool 89 90config GENERIC_IOMAP 91 bool 92 93config GENERIC_CLOCKEVENTS 94 def_bool y 95 96config GENERIC_CLOCKEVENTS_BROADCAST 97 bool 98 99config GENERIC_CMOS_UPDATE 100 def_bool y 101 depends on SH_SH03 || SH_DREAMCAST 102 103config GENERIC_LOCKBREAK 104 def_bool y 105 depends on SMP && PREEMPT 106 107config SYS_SUPPORTS_PM 108 bool 109 depends on !SMP 110 111config ARCH_SUSPEND_POSSIBLE 112 def_bool n 113 114config ARCH_HIBERNATION_POSSIBLE 115 def_bool n 116 117config SYS_SUPPORTS_APM_EMULATION 118 bool 119 select ARCH_SUSPEND_POSSIBLE 120 121config SYS_SUPPORTS_HUGETLBFS 122 bool 123 124config SYS_SUPPORTS_SMP 125 bool 126 127config SYS_SUPPORTS_NUMA 128 bool 129 130config SYS_SUPPORTS_PCI 131 bool 132 133config SYS_SUPPORTS_CMT 134 bool 135 136config SYS_SUPPORTS_MTU2 137 bool 138 139config SYS_SUPPORTS_TMU 140 bool 141 142config STACKTRACE_SUPPORT 143 def_bool y 144 145config LOCKDEP_SUPPORT 146 def_bool y 147 148config HAVE_LATENCYTOP_SUPPORT 149 def_bool y 150 151config ARCH_HAS_ILOG2_U32 152 def_bool n 153 154config ARCH_HAS_ILOG2_U64 155 def_bool n 156 157config ARCH_NO_VIRT_TO_BUS 158 def_bool y 159 160config ARCH_HAS_DEFAULT_IDLE 161 def_bool y 162 163config ARCH_HAS_CPU_IDLE_WAIT 164 def_bool y 165 166config NO_IOPORT 167 def_bool !PCI 168 depends on !SH_CAYMAN && !SH_SH4202_MICRODEV 169 170config IO_TRAPPED 171 bool 172 173config DMA_COHERENT 174 bool 175 176config DMA_NONCOHERENT 177 def_bool !DMA_COHERENT 178 179config NEED_DMA_MAP_STATE 180 def_bool DMA_NONCOHERENT 181 182config NEED_SG_DMA_LENGTH 183 def_bool y 184 185source "init/Kconfig" 186 187source "kernel/Kconfig.freezer" 188 189menu "System type" 190 191# 192# Processor families 193# 194config CPU_SH2 195 bool 196 197config CPU_SH2A 198 bool 199 select CPU_SH2 200 select UNCACHED_MAPPING 201 202config CPU_SH3 203 bool 204 select CPU_HAS_INTEVT 205 select CPU_HAS_SR_RB 206 select SYS_SUPPORTS_TMU 207 208config CPU_SH4 209 bool 210 select CPU_HAS_INTEVT 211 select CPU_HAS_SR_RB 212 select CPU_HAS_FPU if !CPU_SH4AL_DSP 213 select SYS_SUPPORTS_TMU 214 select SYS_SUPPORTS_HUGETLBFS if MMU 215 216config CPU_SH4A 217 bool 218 select CPU_SH4 219 220config CPU_SH4AL_DSP 221 bool 222 select CPU_SH4A 223 select CPU_HAS_DSP 224 225config CPU_SH5 226 bool 227 select CPU_HAS_FPU 228 select SYS_SUPPORTS_TMU 229 select SYS_SUPPORTS_HUGETLBFS if MMU 230 231config CPU_SHX2 232 bool 233 234config CPU_SHX3 235 bool 236 select DMA_COHERENT 237 select SYS_SUPPORTS_SMP 238 select SYS_SUPPORTS_NUMA 239 240config ARCH_SHMOBILE 241 bool 242 select ARCH_SUSPEND_POSSIBLE 243 select PM 244 select PM_RUNTIME 245 246config CPU_HAS_PMU 247 depends on CPU_SH4 || CPU_SH4A 248 default y 249 bool 250 251if SUPERH32 252 253choice 254 prompt "Processor sub-type selection" 255 256# 257# Processor subtypes 258# 259 260# SH-2 Processor Support 261 262config CPU_SUBTYPE_SH7619 263 bool "Support SH7619 processor" 264 select CPU_SH2 265 select SYS_SUPPORTS_CMT 266 267# SH-2A Processor Support 268 269config CPU_SUBTYPE_SH7201 270 bool "Support SH7201 processor" 271 select CPU_SH2A 272 select CPU_HAS_FPU 273 select SYS_SUPPORTS_MTU2 274 275config CPU_SUBTYPE_SH7203 276 bool "Support SH7203 processor" 277 select CPU_SH2A 278 select CPU_HAS_FPU 279 select SYS_SUPPORTS_CMT 280 select SYS_SUPPORTS_MTU2 281 select ARCH_WANT_OPTIONAL_GPIOLIB 282 283config CPU_SUBTYPE_SH7206 284 bool "Support SH7206 processor" 285 select CPU_SH2A 286 select SYS_SUPPORTS_CMT 287 select SYS_SUPPORTS_MTU2 288 289config CPU_SUBTYPE_SH7263 290 bool "Support SH7263 processor" 291 select CPU_SH2A 292 select CPU_HAS_FPU 293 select SYS_SUPPORTS_CMT 294 select SYS_SUPPORTS_MTU2 295 296config CPU_SUBTYPE_MXG 297 bool "Support MX-G processor" 298 select CPU_SH2A 299 select SYS_SUPPORTS_MTU2 300 help 301 Select MX-G if running on an R8A03022BG part. 302 303# SH-3 Processor Support 304 305config CPU_SUBTYPE_SH7705 306 bool "Support SH7705 processor" 307 select CPU_SH3 308 309config CPU_SUBTYPE_SH7706 310 bool "Support SH7706 processor" 311 select CPU_SH3 312 help 313 Select SH7706 if you have a 133 Mhz SH-3 HD6417706 CPU. 314 315config CPU_SUBTYPE_SH7707 316 bool "Support SH7707 processor" 317 select CPU_SH3 318 help 319 Select SH7707 if you have a 60 Mhz SH-3 HD6417707 CPU. 320 321config CPU_SUBTYPE_SH7708 322 bool "Support SH7708 processor" 323 select CPU_SH3 324 help 325 Select SH7708 if you have a 60 Mhz SH-3 HD6417708S or 326 if you have a 100 Mhz SH-3 HD6417708R CPU. 327 328config CPU_SUBTYPE_SH7709 329 bool "Support SH7709 processor" 330 select CPU_SH3 331 help 332 Select SH7709 if you have a 80 Mhz SH-3 HD6417709 CPU. 333 334config CPU_SUBTYPE_SH7710 335 bool "Support SH7710 processor" 336 select CPU_SH3 337 select CPU_HAS_DSP 338 help 339 Select SH7710 if you have a SH3-DSP SH7710 CPU. 340 341config CPU_SUBTYPE_SH7712 342 bool "Support SH7712 processor" 343 select CPU_SH3 344 select CPU_HAS_DSP 345 help 346 Select SH7712 if you have a SH3-DSP SH7712 CPU. 347 348config CPU_SUBTYPE_SH7720 349 bool "Support SH7720 processor" 350 select CPU_SH3 351 select CPU_HAS_DSP 352 select SYS_SUPPORTS_CMT 353 select ARCH_WANT_OPTIONAL_GPIOLIB 354 select USB_ARCH_HAS_OHCI 355 help 356 Select SH7720 if you have a SH3-DSP SH7720 CPU. 357 358config CPU_SUBTYPE_SH7721 359 bool "Support SH7721 processor" 360 select CPU_SH3 361 select CPU_HAS_DSP 362 select SYS_SUPPORTS_CMT 363 select USB_ARCH_HAS_OHCI 364 help 365 Select SH7721 if you have a SH3-DSP SH7721 CPU. 366 367# SH-4 Processor Support 368 369config CPU_SUBTYPE_SH7750 370 bool "Support SH7750 processor" 371 select CPU_SH4 372 help 373 Select SH7750 if you have a 200 Mhz SH-4 HD6417750 CPU. 374 375config CPU_SUBTYPE_SH7091 376 bool "Support SH7091 processor" 377 select CPU_SH4 378 help 379 Select SH7091 if you have an SH-4 based Sega device (such as 380 the Dreamcast, Naomi, and Naomi 2). 381 382config CPU_SUBTYPE_SH7750R 383 bool "Support SH7750R processor" 384 select CPU_SH4 385 386config CPU_SUBTYPE_SH7750S 387 bool "Support SH7750S processor" 388 select CPU_SH4 389 390config CPU_SUBTYPE_SH7751 391 bool "Support SH7751 processor" 392 select CPU_SH4 393 help 394 Select SH7751 if you have a 166 Mhz SH-4 HD6417751 CPU, 395 or if you have a HD6417751R CPU. 396 397config CPU_SUBTYPE_SH7751R 398 bool "Support SH7751R processor" 399 select CPU_SH4 400 401config CPU_SUBTYPE_SH7760 402 bool "Support SH7760 processor" 403 select CPU_SH4 404 405config CPU_SUBTYPE_SH4_202 406 bool "Support SH4-202 processor" 407 select CPU_SH4 408 409# SH-4A Processor Support 410 411config CPU_SUBTYPE_SH7723 412 bool "Support SH7723 processor" 413 select CPU_SH4A 414 select CPU_SHX2 415 select ARCH_SHMOBILE 416 select ARCH_SPARSEMEM_ENABLE 417 select SYS_SUPPORTS_CMT 418 select ARCH_WANT_OPTIONAL_GPIOLIB 419 help 420 Select SH7723 if you have an SH-MobileR2 CPU. 421 422config CPU_SUBTYPE_SH7724 423 bool "Support SH7724 processor" 424 select CPU_SH4A 425 select CPU_SHX2 426 select ARCH_SHMOBILE 427 select ARCH_SPARSEMEM_ENABLE 428 select SYS_SUPPORTS_CMT 429 select ARCH_WANT_OPTIONAL_GPIOLIB 430 help 431 Select SH7724 if you have an SH-MobileR2R CPU. 432 433config CPU_SUBTYPE_SH7757 434 bool "Support SH7757 processor" 435 select CPU_SH4A 436 select CPU_SHX2 437 select ARCH_WANT_OPTIONAL_GPIOLIB 438 select USB_ARCH_HAS_OHCI 439 select USB_ARCH_HAS_EHCI 440 help 441 Select SH7757 if you have a SH4A SH7757 CPU. 442 443config CPU_SUBTYPE_SH7763 444 bool "Support SH7763 processor" 445 select CPU_SH4A 446 select USB_ARCH_HAS_OHCI 447 help 448 Select SH7763 if you have a SH4A SH7763(R5S77631) CPU. 449 450config CPU_SUBTYPE_SH7770 451 bool "Support SH7770 processor" 452 select CPU_SH4A 453 454config CPU_SUBTYPE_SH7780 455 bool "Support SH7780 processor" 456 select CPU_SH4A 457 458config CPU_SUBTYPE_SH7785 459 bool "Support SH7785 processor" 460 select CPU_SH4A 461 select CPU_SHX2 462 select ARCH_SPARSEMEM_ENABLE 463 select SYS_SUPPORTS_NUMA 464 select ARCH_WANT_OPTIONAL_GPIOLIB 465 466config CPU_SUBTYPE_SH7786 467 bool "Support SH7786 processor" 468 select CPU_SH4A 469 select CPU_SHX3 470 select CPU_HAS_PTEAEX 471 select GENERIC_CLOCKEVENTS_BROADCAST if SMP 472 select ARCH_WANT_OPTIONAL_GPIOLIB 473 select USB_ARCH_HAS_OHCI 474 select USB_ARCH_HAS_EHCI 475 476config CPU_SUBTYPE_SHX3 477 bool "Support SH-X3 processor" 478 select CPU_SH4A 479 select CPU_SHX3 480 select GENERIC_CLOCKEVENTS_BROADCAST if SMP 481 select ARCH_REQUIRE_GPIOLIB 482 483# SH4AL-DSP Processor Support 484 485config CPU_SUBTYPE_SH7343 486 bool "Support SH7343 processor" 487 select CPU_SH4AL_DSP 488 select ARCH_SHMOBILE 489 select SYS_SUPPORTS_CMT 490 491config CPU_SUBTYPE_SH7722 492 bool "Support SH7722 processor" 493 select CPU_SH4AL_DSP 494 select CPU_SHX2 495 select ARCH_SHMOBILE 496 select ARCH_SPARSEMEM_ENABLE 497 select SYS_SUPPORTS_NUMA 498 select SYS_SUPPORTS_CMT 499 select ARCH_WANT_OPTIONAL_GPIOLIB 500 501config CPU_SUBTYPE_SH7366 502 bool "Support SH7366 processor" 503 select CPU_SH4AL_DSP 504 select CPU_SHX2 505 select ARCH_SHMOBILE 506 select ARCH_SPARSEMEM_ENABLE 507 select SYS_SUPPORTS_NUMA 508 select SYS_SUPPORTS_CMT 509 510endchoice 511 512endif 513 514if SUPERH64 515 516choice 517 prompt "Processor sub-type selection" 518 519# SH-5 Processor Support 520 521config CPU_SUBTYPE_SH5_101 522 bool "Support SH5-101 processor" 523 select CPU_SH5 524 525config CPU_SUBTYPE_SH5_103 526 bool "Support SH5-103 processor" 527 select CPU_SH5 528 529endchoice 530 531endif 532 533source "arch/sh/mm/Kconfig" 534 535source "arch/sh/Kconfig.cpu" 536 537source "arch/sh/boards/Kconfig" 538 539menu "Timer and clock configuration" 540 541config SH_TIMER_TMU 542 bool "TMU timer driver" 543 depends on SYS_SUPPORTS_TMU 544 default y 545 help 546 This enables the build of the TMU timer driver. 547 548config SH_TIMER_CMT 549 bool "CMT timer driver" 550 depends on SYS_SUPPORTS_CMT 551 default y 552 help 553 This enables build of the CMT timer driver. 554 555config SH_TIMER_MTU2 556 bool "MTU2 timer driver" 557 depends on SYS_SUPPORTS_MTU2 558 default y 559 help 560 This enables build of the MTU2 timer driver. 561 562config SH_PCLK_FREQ 563 int "Peripheral clock frequency (in Hz)" 564 depends on SH_CLK_CPG_LEGACY 565 default "31250000" if CPU_SUBTYPE_SH7619 566 default "33333333" if CPU_SUBTYPE_SH7770 || \ 567 CPU_SUBTYPE_SH7760 || \ 568 CPU_SUBTYPE_SH7705 || \ 569 CPU_SUBTYPE_SH7203 || \ 570 CPU_SUBTYPE_SH7206 || \ 571 CPU_SUBTYPE_SH7263 || \ 572 CPU_SUBTYPE_MXG 573 default "60000000" if CPU_SUBTYPE_SH7751 || CPU_SUBTYPE_SH7751R 574 default "66000000" if CPU_SUBTYPE_SH4_202 575 default "50000000" 576 help 577 This option is used to specify the peripheral clock frequency. 578 This is necessary for determining the reference clock value on 579 platforms lacking an RTC. 580 581config SH_CLK_CPG 582 def_bool y 583 584config SH_CLK_CPG_LEGACY 585 depends on SH_CLK_CPG 586 def_bool y if !CPU_SUBTYPE_SH7785 && !ARCH_SHMOBILE && \ 587 !CPU_SHX3 && !CPU_SUBTYPE_SH7757 588 589source "kernel/time/Kconfig" 590 591endmenu 592 593menu "CPU Frequency scaling" 594 595source "drivers/cpufreq/Kconfig" 596 597config SH_CPU_FREQ 598 tristate "SuperH CPU Frequency driver" 599 depends on CPU_FREQ 600 select CPU_FREQ_TABLE 601 help 602 This adds the cpufreq driver for SuperH. Any CPU that supports 603 clock rate rounding through the clock framework can use this 604 driver. While it will make the kernel slightly larger, this is 605 harmless for CPUs that don't support rate rounding. The driver 606 will also generate a notice in the boot log before disabling 607 itself if the CPU in question is not capable of rate rounding. 608 609 For details, take a look at <file:Documentation/cpu-freq>. 610 611 If unsure, say N. 612 613endmenu 614 615source "arch/sh/drivers/Kconfig" 616 617endmenu 618 619menu "Kernel features" 620 621source kernel/Kconfig.hz 622 623config KEXEC 624 bool "kexec system call (EXPERIMENTAL)" 625 depends on SUPERH32 && EXPERIMENTAL && MMU 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 640config CRASH_DUMP 641 bool "kernel crash dumps (EXPERIMENTAL)" 642 depends on SUPERH32 && EXPERIMENTAL && BROKEN_ON_SMP 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 654config KEXEC_JUMP 655 bool "kexec jump (EXPERIMENTAL)" 656 depends on SUPERH32 && KEXEC && HIBERNATION && EXPERIMENTAL 657 help 658 Jump between original kernel and kexeced kernel and invoke 659 code via KEXEC 660 661config SECCOMP 662 bool "Enable seccomp to safely compute untrusted bytecode" 663 depends on PROC_FS 664 help 665 This kernel feature is useful for number crunching applications 666 that may need to compute untrusted bytecode during their 667 execution. By using pipes or other transports made available to 668 the process as file descriptors supporting the read/write 669 syscalls, it's possible to isolate those applications in 670 their own address space using seccomp. Once seccomp is 671 enabled via prctl, it cannot be disabled and the task is only 672 allowed to execute a few safe syscalls defined by each seccomp 673 mode. 674 675 If unsure, say N. 676 677config SMP 678 bool "Symmetric multi-processing support" 679 depends on SYS_SUPPORTS_SMP 680 select USE_GENERIC_SMP_HELPERS 681 ---help--- 682 This enables support for systems with more than one CPU. If you have 683 a system with only one CPU, like most personal computers, say N. If 684 you have a system with more than one CPU, say Y. 685 686 If you say N here, the kernel will run on single and multiprocessor 687 machines, but will use only one CPU of a multiprocessor machine. If 688 you say Y here, the kernel will run on many, but not all, 689 singleprocessor machines. On a singleprocessor machine, the kernel 690 will run faster if you say N here. 691 692 People using multiprocessor machines who say Y here should also say 693 Y to "Enhanced Real Time Clock Support", below. 694 695 See also <file:Documentation/nmi_watchdog.txt> and the SMP-HOWTO 696 available at <http://www.tldp.org/docs.html#howto>. 697 698 If you don't know what to do here, say N. 699 700config NR_CPUS 701 int "Maximum number of CPUs (2-32)" 702 range 2 32 703 depends on SMP 704 default "4" if CPU_SUBTYPE_SHX3 705 default "2" 706 help 707 This allows you to specify the maximum number of CPUs which this 708 kernel will support. The maximum supported value is 32 and the 709 minimum value which makes sense is 2. 710 711 This is purely to save memory - each supported CPU adds 712 approximately eight kilobytes to the kernel image. 713 714config HOTPLUG_CPU 715 bool "Support for hot-pluggable CPUs (EXPERIMENTAL)" 716 depends on SMP && HOTPLUG && EXPERIMENTAL 717 help 718 Say Y here to experiment with turning CPUs off and on. CPUs 719 can be controlled through /sys/devices/system/cpu. 720 721source "kernel/Kconfig.preempt" 722 723config GUSA 724 def_bool y 725 depends on !SMP && SUPERH32 726 help 727 This enables support for gUSA (general UserSpace Atomicity). 728 This is the default implementation for both UP and non-ll/sc 729 CPUs, and is used by the libc, amongst others. 730 731 For additional information, design information can be found 732 in <http://lc.linux.or.jp/lc2002/papers/niibe0919p.pdf>. 733 734 This should only be disabled for special cases where alternate 735 atomicity implementations exist. 736 737config GUSA_RB 738 bool "Implement atomic operations by roll-back (gRB) (EXPERIMENTAL)" 739 depends on GUSA && CPU_SH3 || (CPU_SH4 && !CPU_SH4A) 740 help 741 Enabling this option will allow the kernel to implement some 742 atomic operations using a software implementation of load-locked/ 743 store-conditional (LLSC). On machines which do not have hardware 744 LLSC, this should be more efficient than the other alternative of 745 disabling interrupts around the atomic sequence. 746 747config HW_PERF_EVENTS 748 bool "Enable hardware performance counter support for perf events" 749 depends on PERF_EVENTS && CPU_HAS_PMU 750 default y 751 help 752 Enable hardware performance counter support for perf events. If 753 disabled, perf events will use software events only. 754 755source "drivers/sh/Kconfig" 756 757endmenu 758 759menu "Boot options" 760 761config ZERO_PAGE_OFFSET 762 hex 763 default "0x00010000" if PAGE_SIZE_64KB || SH_RTS7751R2D || \ 764 SH_7751_SOLUTION_ENGINE 765 default "0x00004000" if PAGE_SIZE_16KB || SH_SH03 766 default "0x00002000" if PAGE_SIZE_8KB 767 default "0x00001000" 768 help 769 This sets the default offset of zero page. 770 771config BOOT_LINK_OFFSET 772 hex 773 default "0x00210000" if SH_SHMIN 774 default "0x00400000" if SH_CAYMAN 775 default "0x00810000" if SH_7780_SOLUTION_ENGINE 776 default "0x009e0000" if SH_TITAN 777 default "0x01800000" if SH_SDK7780 778 default "0x02000000" if SH_EDOSK7760 779 default "0x00800000" 780 help 781 This option allows you to set the link address offset of the zImage. 782 This can be useful if you are on a board which has a small amount of 783 memory. 784 785config ENTRY_OFFSET 786 hex 787 default "0x00001000" if PAGE_SIZE_4KB 788 default "0x00002000" if PAGE_SIZE_8KB 789 default "0x00004000" if PAGE_SIZE_16KB 790 default "0x00010000" if PAGE_SIZE_64KB 791 default "0x00000000" 792 793config ROMIMAGE_MMCIF 794 bool "Include MMCIF loader in romImage (EXPERIMENTAL)" 795 depends on CPU_SUBTYPE_SH7724 && EXPERIMENTAL 796 help 797 Say Y here to include experimental MMCIF loading code in 798 romImage. With this enabled it is possible to write the romImage 799 kernel image to an MMC card and boot the kernel straight from 800 the reset vector. At reset the processor Mask ROM will load the 801 first part of the romImage which in turn loads the rest the kernel 802 image to RAM using the MMCIF hardware block. 803 804choice 805 prompt "Kernel command line" 806 optional 807 default CMDLINE_OVERWRITE 808 help 809 Setting this option allows the kernel command line arguments 810 to be set. 811 812config CMDLINE_OVERWRITE 813 bool "Overwrite bootloader kernel arguments" 814 help 815 Given string will overwrite any arguments passed in by 816 a bootloader. 817 818config CMDLINE_EXTEND 819 bool "Extend bootloader kernel arguments" 820 help 821 Given string will be concatenated with arguments passed in 822 by a bootloader. 823 824endchoice 825 826config CMDLINE 827 string "Kernel command line arguments string" 828 depends on CMDLINE_OVERWRITE || CMDLINE_EXTEND 829 default "console=ttySC1,115200" 830 831endmenu 832 833menu "Bus options" 834 835config SUPERHYWAY 836 tristate "SuperHyway Bus support" 837 depends on CPU_SUBTYPE_SH4_202 838 839config MAPLE 840 bool "Maple Bus support" 841 depends on SH_DREAMCAST 842 help 843 The Maple Bus is SEGA's serial communication bus for peripherals 844 on the Dreamcast. Without this bus support you won't be able to 845 get your Dreamcast keyboard etc to work, so most users 846 probably want to say 'Y' here, unless you are only using the 847 Dreamcast with a serial line terminal or a remote network 848 connection. 849 850config PCI 851 bool "PCI support" 852 depends on SYS_SUPPORTS_PCI 853 select PCI_DOMAINS 854 help 855 Find out whether you have a PCI motherboard. PCI is the name of a 856 bus system, i.e. the way the CPU talks to the other stuff inside 857 your box. If you have PCI, say Y, otherwise N. 858 859config PCI_DOMAINS 860 bool 861 862source "drivers/pci/pcie/Kconfig" 863 864source "drivers/pci/Kconfig" 865 866source "drivers/pcmcia/Kconfig" 867 868source "drivers/pci/hotplug/Kconfig" 869 870endmenu 871 872menu "Executable file formats" 873 874source "fs/Kconfig.binfmt" 875 876endmenu 877 878menu "Power management options (EXPERIMENTAL)" 879depends on EXPERIMENTAL 880 881source "kernel/power/Kconfig" 882 883source "drivers/cpuidle/Kconfig" 884 885endmenu 886 887source "net/Kconfig" 888 889source "drivers/Kconfig" 890 891source "fs/Kconfig" 892 893source "arch/sh/Kconfig.debug" 894 895source "security/Kconfig" 896 897source "crypto/Kconfig" 898 899menuconfig VIRTUALIZATION 900 bool "Virtualization" 901 default n 902 ---help--- 903 Say Y here to get to see options for using your Linux host to run other 904 operating systems inside virtual machines (guests). 905 This option alone does not add any kernel code. 906 907 If you say N, all options in this submenu will be skipped and disabled. 908 909if VIRTUALIZATION 910 911source drivers/virtio/Kconfig 912 913endif # VIRTUALIZATION 914 915source "lib/Kconfig" 916