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 select GENERIC_IRQ_SHOW 27 select ARCH_NO_SYSDEV_OPS 28 help 29 The SuperH is a RISC processor targeted for use in embedded systems 30 and consumer electronics; it was also used in the Sega Dreamcast 31 gaming console. The SuperH port has a home page at 32 <http://www.linux-sh.org/>. 33 34config SUPERH32 35 def_bool ARCH = "sh" 36 select HAVE_KPROBES 37 select HAVE_KRETPROBES 38 select HAVE_IOREMAP_PROT if MMU && !X2TLB 39 select HAVE_FUNCTION_TRACER 40 select HAVE_FTRACE_MCOUNT_RECORD 41 select HAVE_DYNAMIC_FTRACE 42 select HAVE_FUNCTION_TRACE_MCOUNT_TEST 43 select HAVE_FTRACE_NMI_ENTER if DYNAMIC_FTRACE 44 select HAVE_FUNCTION_GRAPH_TRACER 45 select HAVE_ARCH_KGDB 46 select HAVE_HW_BREAKPOINT 47 select HAVE_MIXED_BREAKPOINTS_REGS 48 select PERF_EVENTS 49 select ARCH_HIBERNATION_POSSIBLE if MMU 50 select SPARSE_IRQ 51 52config SUPERH64 53 def_bool ARCH = "sh64" 54 55config ARCH_DEFCONFIG 56 string 57 default "arch/sh/configs/shx3_defconfig" if SUPERH32 58 default "arch/sh/configs/cayman_defconfig" if SUPERH64 59 60config RWSEM_GENERIC_SPINLOCK 61 def_bool y 62 63config RWSEM_XCHGADD_ALGORITHM 64 bool 65 66config GENERIC_BUG 67 def_bool y 68 depends on BUG && SUPERH32 69 70config GENERIC_CSUM 71 def_bool y 72 depends on SUPERH64 73 74config GENERIC_FIND_NEXT_BIT 75 def_bool y 76 77config GENERIC_FIND_BIT_LE 78 def_bool y 79 80config GENERIC_HWEIGHT 81 def_bool y 82 83config IRQ_PER_CPU 84 def_bool y 85 86config GENERIC_GPIO 87 def_bool n 88 89config GENERIC_CALIBRATE_DELAY 90 bool 91 92config GENERIC_IOMAP 93 bool 94 95config GENERIC_CLOCKEVENTS 96 def_bool y 97 98config GENERIC_CLOCKEVENTS_BROADCAST 99 bool 100 101config GENERIC_CMOS_UPDATE 102 def_bool y 103 depends on SH_SH03 || SH_DREAMCAST 104 105config GENERIC_LOCKBREAK 106 def_bool y 107 depends on SMP && PREEMPT 108 109config SYS_SUPPORTS_PM 110 bool 111 depends on !SMP 112 113config ARCH_SUSPEND_POSSIBLE 114 def_bool n 115 116config ARCH_HIBERNATION_POSSIBLE 117 def_bool n 118 119config SYS_SUPPORTS_APM_EMULATION 120 bool 121 select ARCH_SUSPEND_POSSIBLE 122 123config SYS_SUPPORTS_HUGETLBFS 124 bool 125 126config SYS_SUPPORTS_SMP 127 bool 128 129config SYS_SUPPORTS_NUMA 130 bool 131 132config SYS_SUPPORTS_PCI 133 bool 134 135config SYS_SUPPORTS_CMT 136 bool 137 138config SYS_SUPPORTS_MTU2 139 bool 140 141config SYS_SUPPORTS_TMU 142 bool 143 144config STACKTRACE_SUPPORT 145 def_bool y 146 147config LOCKDEP_SUPPORT 148 def_bool y 149 150config HAVE_LATENCYTOP_SUPPORT 151 def_bool y 152 153config ARCH_HAS_ILOG2_U32 154 def_bool n 155 156config ARCH_HAS_ILOG2_U64 157 def_bool n 158 159config ARCH_NO_VIRT_TO_BUS 160 def_bool y 161 162config ARCH_HAS_DEFAULT_IDLE 163 def_bool y 164 165config ARCH_HAS_CPU_IDLE_WAIT 166 def_bool y 167 168config NO_IOPORT 169 def_bool !PCI 170 depends on !SH_CAYMAN && !SH_SH4202_MICRODEV 171 172config IO_TRAPPED 173 bool 174 175config DMA_COHERENT 176 bool 177 178config DMA_NONCOHERENT 179 def_bool !DMA_COHERENT 180 181config NEED_DMA_MAP_STATE 182 def_bool DMA_NONCOHERENT 183 184config NEED_SG_DMA_LENGTH 185 def_bool y 186 187source "init/Kconfig" 188 189source "kernel/Kconfig.freezer" 190 191menu "System type" 192 193# 194# Processor families 195# 196config CPU_SH2 197 bool 198 199config CPU_SH2A 200 bool 201 select CPU_SH2 202 select UNCACHED_MAPPING 203 204config CPU_SH3 205 bool 206 select CPU_HAS_INTEVT 207 select CPU_HAS_SR_RB 208 select SYS_SUPPORTS_TMU 209 210config CPU_SH4 211 bool 212 select CPU_HAS_INTEVT 213 select CPU_HAS_SR_RB 214 select CPU_HAS_FPU if !CPU_SH4AL_DSP 215 select SYS_SUPPORTS_TMU 216 select SYS_SUPPORTS_HUGETLBFS if MMU 217 218config CPU_SH4A 219 bool 220 select CPU_SH4 221 222config CPU_SH4AL_DSP 223 bool 224 select CPU_SH4A 225 select CPU_HAS_DSP 226 227config CPU_SH5 228 bool 229 select CPU_HAS_FPU 230 select SYS_SUPPORTS_TMU 231 select SYS_SUPPORTS_HUGETLBFS if MMU 232 233config CPU_SHX2 234 bool 235 236config CPU_SHX3 237 bool 238 select DMA_COHERENT 239 select SYS_SUPPORTS_SMP 240 select SYS_SUPPORTS_NUMA 241 242config ARCH_SHMOBILE 243 bool 244 select ARCH_SUSPEND_POSSIBLE 245 select PM 246 select PM_RUNTIME 247 248config CPU_HAS_PMU 249 depends on CPU_SH4 || CPU_SH4A 250 default y 251 bool 252 253if SUPERH32 254 255choice 256 prompt "Processor sub-type selection" 257 258# 259# Processor subtypes 260# 261 262# SH-2 Processor Support 263 264config CPU_SUBTYPE_SH7619 265 bool "Support SH7619 processor" 266 select CPU_SH2 267 select SYS_SUPPORTS_CMT 268 269# SH-2A Processor Support 270 271config CPU_SUBTYPE_SH7201 272 bool "Support SH7201 processor" 273 select CPU_SH2A 274 select CPU_HAS_FPU 275 select SYS_SUPPORTS_MTU2 276 277config CPU_SUBTYPE_SH7203 278 bool "Support SH7203 processor" 279 select CPU_SH2A 280 select CPU_HAS_FPU 281 select SYS_SUPPORTS_CMT 282 select SYS_SUPPORTS_MTU2 283 select ARCH_WANT_OPTIONAL_GPIOLIB 284 285config CPU_SUBTYPE_SH7206 286 bool "Support SH7206 processor" 287 select CPU_SH2A 288 select SYS_SUPPORTS_CMT 289 select SYS_SUPPORTS_MTU2 290 291config CPU_SUBTYPE_SH7263 292 bool "Support SH7263 processor" 293 select CPU_SH2A 294 select CPU_HAS_FPU 295 select SYS_SUPPORTS_CMT 296 select SYS_SUPPORTS_MTU2 297 298config CPU_SUBTYPE_MXG 299 bool "Support MX-G processor" 300 select CPU_SH2A 301 select SYS_SUPPORTS_MTU2 302 help 303 Select MX-G if running on an R8A03022BG part. 304 305# SH-3 Processor Support 306 307config CPU_SUBTYPE_SH7705 308 bool "Support SH7705 processor" 309 select CPU_SH3 310 311config CPU_SUBTYPE_SH7706 312 bool "Support SH7706 processor" 313 select CPU_SH3 314 help 315 Select SH7706 if you have a 133 Mhz SH-3 HD6417706 CPU. 316 317config CPU_SUBTYPE_SH7707 318 bool "Support SH7707 processor" 319 select CPU_SH3 320 help 321 Select SH7707 if you have a 60 Mhz SH-3 HD6417707 CPU. 322 323config CPU_SUBTYPE_SH7708 324 bool "Support SH7708 processor" 325 select CPU_SH3 326 help 327 Select SH7708 if you have a 60 Mhz SH-3 HD6417708S or 328 if you have a 100 Mhz SH-3 HD6417708R CPU. 329 330config CPU_SUBTYPE_SH7709 331 bool "Support SH7709 processor" 332 select CPU_SH3 333 help 334 Select SH7709 if you have a 80 Mhz SH-3 HD6417709 CPU. 335 336config CPU_SUBTYPE_SH7710 337 bool "Support SH7710 processor" 338 select CPU_SH3 339 select CPU_HAS_DSP 340 help 341 Select SH7710 if you have a SH3-DSP SH7710 CPU. 342 343config CPU_SUBTYPE_SH7712 344 bool "Support SH7712 processor" 345 select CPU_SH3 346 select CPU_HAS_DSP 347 help 348 Select SH7712 if you have a SH3-DSP SH7712 CPU. 349 350config CPU_SUBTYPE_SH7720 351 bool "Support SH7720 processor" 352 select CPU_SH3 353 select CPU_HAS_DSP 354 select SYS_SUPPORTS_CMT 355 select ARCH_WANT_OPTIONAL_GPIOLIB 356 select USB_ARCH_HAS_OHCI 357 help 358 Select SH7720 if you have a SH3-DSP SH7720 CPU. 359 360config CPU_SUBTYPE_SH7721 361 bool "Support SH7721 processor" 362 select CPU_SH3 363 select CPU_HAS_DSP 364 select SYS_SUPPORTS_CMT 365 select USB_ARCH_HAS_OHCI 366 help 367 Select SH7721 if you have a SH3-DSP SH7721 CPU. 368 369# SH-4 Processor Support 370 371config CPU_SUBTYPE_SH7750 372 bool "Support SH7750 processor" 373 select CPU_SH4 374 help 375 Select SH7750 if you have a 200 Mhz SH-4 HD6417750 CPU. 376 377config CPU_SUBTYPE_SH7091 378 bool "Support SH7091 processor" 379 select CPU_SH4 380 help 381 Select SH7091 if you have an SH-4 based Sega device (such as 382 the Dreamcast, Naomi, and Naomi 2). 383 384config CPU_SUBTYPE_SH7750R 385 bool "Support SH7750R processor" 386 select CPU_SH4 387 388config CPU_SUBTYPE_SH7750S 389 bool "Support SH7750S processor" 390 select CPU_SH4 391 392config CPU_SUBTYPE_SH7751 393 bool "Support SH7751 processor" 394 select CPU_SH4 395 help 396 Select SH7751 if you have a 166 Mhz SH-4 HD6417751 CPU, 397 or if you have a HD6417751R CPU. 398 399config CPU_SUBTYPE_SH7751R 400 bool "Support SH7751R processor" 401 select CPU_SH4 402 403config CPU_SUBTYPE_SH7760 404 bool "Support SH7760 processor" 405 select CPU_SH4 406 407config CPU_SUBTYPE_SH4_202 408 bool "Support SH4-202 processor" 409 select CPU_SH4 410 411# SH-4A Processor Support 412 413config CPU_SUBTYPE_SH7723 414 bool "Support SH7723 processor" 415 select CPU_SH4A 416 select CPU_SHX2 417 select ARCH_SHMOBILE 418 select ARCH_SPARSEMEM_ENABLE 419 select SYS_SUPPORTS_CMT 420 select ARCH_WANT_OPTIONAL_GPIOLIB 421 help 422 Select SH7723 if you have an SH-MobileR2 CPU. 423 424config CPU_SUBTYPE_SH7724 425 bool "Support SH7724 processor" 426 select CPU_SH4A 427 select CPU_SHX2 428 select ARCH_SHMOBILE 429 select ARCH_SPARSEMEM_ENABLE 430 select SYS_SUPPORTS_CMT 431 select ARCH_WANT_OPTIONAL_GPIOLIB 432 help 433 Select SH7724 if you have an SH-MobileR2R CPU. 434 435config CPU_SUBTYPE_SH7757 436 bool "Support SH7757 processor" 437 select CPU_SH4A 438 select CPU_SHX2 439 select ARCH_WANT_OPTIONAL_GPIOLIB 440 select USB_ARCH_HAS_OHCI 441 select USB_ARCH_HAS_EHCI 442 help 443 Select SH7757 if you have a SH4A SH7757 CPU. 444 445config CPU_SUBTYPE_SH7763 446 bool "Support SH7763 processor" 447 select CPU_SH4A 448 select USB_ARCH_HAS_OHCI 449 help 450 Select SH7763 if you have a SH4A SH7763(R5S77631) CPU. 451 452config CPU_SUBTYPE_SH7770 453 bool "Support SH7770 processor" 454 select CPU_SH4A 455 456config CPU_SUBTYPE_SH7780 457 bool "Support SH7780 processor" 458 select CPU_SH4A 459 460config CPU_SUBTYPE_SH7785 461 bool "Support SH7785 processor" 462 select CPU_SH4A 463 select CPU_SHX2 464 select ARCH_SPARSEMEM_ENABLE 465 select SYS_SUPPORTS_NUMA 466 select ARCH_WANT_OPTIONAL_GPIOLIB 467 468config CPU_SUBTYPE_SH7786 469 bool "Support SH7786 processor" 470 select CPU_SH4A 471 select CPU_SHX3 472 select CPU_HAS_PTEAEX 473 select GENERIC_CLOCKEVENTS_BROADCAST if SMP 474 select ARCH_WANT_OPTIONAL_GPIOLIB 475 select USB_ARCH_HAS_OHCI 476 select USB_ARCH_HAS_EHCI 477 478config CPU_SUBTYPE_SHX3 479 bool "Support SH-X3 processor" 480 select CPU_SH4A 481 select CPU_SHX3 482 select GENERIC_CLOCKEVENTS_BROADCAST if SMP 483 select ARCH_REQUIRE_GPIOLIB 484 485# SH4AL-DSP Processor Support 486 487config CPU_SUBTYPE_SH7343 488 bool "Support SH7343 processor" 489 select CPU_SH4AL_DSP 490 select ARCH_SHMOBILE 491 select SYS_SUPPORTS_CMT 492 493config CPU_SUBTYPE_SH7722 494 bool "Support SH7722 processor" 495 select CPU_SH4AL_DSP 496 select CPU_SHX2 497 select ARCH_SHMOBILE 498 select ARCH_SPARSEMEM_ENABLE 499 select SYS_SUPPORTS_NUMA 500 select SYS_SUPPORTS_CMT 501 select ARCH_WANT_OPTIONAL_GPIOLIB 502 503config CPU_SUBTYPE_SH7366 504 bool "Support SH7366 processor" 505 select CPU_SH4AL_DSP 506 select CPU_SHX2 507 select ARCH_SHMOBILE 508 select ARCH_SPARSEMEM_ENABLE 509 select SYS_SUPPORTS_NUMA 510 select SYS_SUPPORTS_CMT 511 512endchoice 513 514endif 515 516if SUPERH64 517 518choice 519 prompt "Processor sub-type selection" 520 521# SH-5 Processor Support 522 523config CPU_SUBTYPE_SH5_101 524 bool "Support SH5-101 processor" 525 select CPU_SH5 526 527config CPU_SUBTYPE_SH5_103 528 bool "Support SH5-103 processor" 529 select CPU_SH5 530 531endchoice 532 533endif 534 535source "arch/sh/mm/Kconfig" 536 537source "arch/sh/Kconfig.cpu" 538 539source "arch/sh/boards/Kconfig" 540 541menu "Timer and clock configuration" 542 543config SH_TIMER_TMU 544 bool "TMU timer driver" 545 depends on SYS_SUPPORTS_TMU 546 default y 547 help 548 This enables the build of the TMU timer driver. 549 550config SH_TIMER_CMT 551 bool "CMT timer driver" 552 depends on SYS_SUPPORTS_CMT 553 default y 554 help 555 This enables build of the CMT timer driver. 556 557config SH_TIMER_MTU2 558 bool "MTU2 timer driver" 559 depends on SYS_SUPPORTS_MTU2 560 default y 561 help 562 This enables build of the MTU2 timer driver. 563 564config SH_PCLK_FREQ 565 int "Peripheral clock frequency (in Hz)" 566 depends on SH_CLK_CPG_LEGACY 567 default "31250000" if CPU_SUBTYPE_SH7619 568 default "33333333" if CPU_SUBTYPE_SH7770 || \ 569 CPU_SUBTYPE_SH7760 || \ 570 CPU_SUBTYPE_SH7705 || \ 571 CPU_SUBTYPE_SH7203 || \ 572 CPU_SUBTYPE_SH7206 || \ 573 CPU_SUBTYPE_SH7263 || \ 574 CPU_SUBTYPE_MXG 575 default "60000000" if CPU_SUBTYPE_SH7751 || CPU_SUBTYPE_SH7751R 576 default "66000000" if CPU_SUBTYPE_SH4_202 577 default "50000000" 578 help 579 This option is used to specify the peripheral clock frequency. 580 This is necessary for determining the reference clock value on 581 platforms lacking an RTC. 582 583config SH_CLK_CPG 584 def_bool y 585 586config SH_CLK_CPG_LEGACY 587 depends on SH_CLK_CPG 588 def_bool y if !CPU_SUBTYPE_SH7785 && !ARCH_SHMOBILE && \ 589 !CPU_SHX3 && !CPU_SUBTYPE_SH7757 590 591source "kernel/time/Kconfig" 592 593endmenu 594 595menu "CPU Frequency scaling" 596 597source "drivers/cpufreq/Kconfig" 598 599config SH_CPU_FREQ 600 tristate "SuperH CPU Frequency driver" 601 depends on CPU_FREQ 602 select CPU_FREQ_TABLE 603 help 604 This adds the cpufreq driver for SuperH. Any CPU that supports 605 clock rate rounding through the clock framework can use this 606 driver. While it will make the kernel slightly larger, this is 607 harmless for CPUs that don't support rate rounding. The driver 608 will also generate a notice in the boot log before disabling 609 itself if the CPU in question is not capable of rate rounding. 610 611 For details, take a look at <file:Documentation/cpu-freq>. 612 613 If unsure, say N. 614 615endmenu 616 617source "arch/sh/drivers/Kconfig" 618 619endmenu 620 621menu "Kernel features" 622 623source kernel/Kconfig.hz 624 625config KEXEC 626 bool "kexec system call (EXPERIMENTAL)" 627 depends on SUPERH32 && EXPERIMENTAL && MMU 628 help 629 kexec is a system call that implements the ability to shutdown your 630 current kernel, and to start another kernel. It is like a reboot 631 but it is independent of the system firmware. And like a reboot 632 you can start any kernel with it, not just Linux. 633 634 The name comes from the similarity to the exec system call. 635 636 It is an ongoing process to be certain the hardware in a machine 637 is properly shutdown, so do not be surprised if this code does not 638 initially work for you. It may help to enable device hotplugging 639 support. As of this writing the exact hardware interface is 640 strongly in flux, so no good recommendation can be made. 641 642config CRASH_DUMP 643 bool "kernel crash dumps (EXPERIMENTAL)" 644 depends on SUPERH32 && EXPERIMENTAL && BROKEN_ON_SMP 645 help 646 Generate crash dump after being started by kexec. 647 This should be normally only set in special crash dump kernels 648 which are loaded in the main kernel with kexec-tools into 649 a specially reserved region and then later executed after 650 a crash by kdump/kexec. The crash dump kernel must be compiled 651 to a memory address not used by the main kernel using 652 MEMORY_START. 653 654 For more details see Documentation/kdump/kdump.txt 655 656config KEXEC_JUMP 657 bool "kexec jump (EXPERIMENTAL)" 658 depends on SUPERH32 && KEXEC && HIBERNATION && EXPERIMENTAL 659 help 660 Jump between original kernel and kexeced kernel and invoke 661 code via KEXEC 662 663config SECCOMP 664 bool "Enable seccomp to safely compute untrusted bytecode" 665 depends on PROC_FS 666 help 667 This kernel feature is useful for number crunching applications 668 that may need to compute untrusted bytecode during their 669 execution. By using pipes or other transports made available to 670 the process as file descriptors supporting the read/write 671 syscalls, it's possible to isolate those applications in 672 their own address space using seccomp. Once seccomp is 673 enabled via prctl, it cannot be disabled and the task is only 674 allowed to execute a few safe syscalls defined by each seccomp 675 mode. 676 677 If unsure, say N. 678 679config SMP 680 bool "Symmetric multi-processing support" 681 depends on SYS_SUPPORTS_SMP 682 select USE_GENERIC_SMP_HELPERS 683 ---help--- 684 This enables support for systems with more than one CPU. If you have 685 a system with only one CPU, like most personal computers, say N. If 686 you have a system with more than one CPU, say Y. 687 688 If you say N here, the kernel will run on single and multiprocessor 689 machines, but will use only one CPU of a multiprocessor machine. If 690 you say Y here, the kernel will run on many, but not all, 691 singleprocessor machines. On a singleprocessor machine, the kernel 692 will run faster if you say N here. 693 694 People using multiprocessor machines who say Y here should also say 695 Y to "Enhanced Real Time Clock Support", below. 696 697 See also <file:Documentation/nmi_watchdog.txt> and the SMP-HOWTO 698 available at <http://www.tldp.org/docs.html#howto>. 699 700 If you don't know what to do here, say N. 701 702config NR_CPUS 703 int "Maximum number of CPUs (2-32)" 704 range 2 32 705 depends on SMP 706 default "4" if CPU_SUBTYPE_SHX3 707 default "2" 708 help 709 This allows you to specify the maximum number of CPUs which this 710 kernel will support. The maximum supported value is 32 and the 711 minimum value which makes sense is 2. 712 713 This is purely to save memory - each supported CPU adds 714 approximately eight kilobytes to the kernel image. 715 716config HOTPLUG_CPU 717 bool "Support for hot-pluggable CPUs (EXPERIMENTAL)" 718 depends on SMP && HOTPLUG && EXPERIMENTAL 719 help 720 Say Y here to experiment with turning CPUs off and on. CPUs 721 can be controlled through /sys/devices/system/cpu. 722 723source "kernel/Kconfig.preempt" 724 725config GUSA 726 def_bool y 727 depends on !SMP && SUPERH32 728 help 729 This enables support for gUSA (general UserSpace Atomicity). 730 This is the default implementation for both UP and non-ll/sc 731 CPUs, and is used by the libc, amongst others. 732 733 For additional information, design information can be found 734 in <http://lc.linux.or.jp/lc2002/papers/niibe0919p.pdf>. 735 736 This should only be disabled for special cases where alternate 737 atomicity implementations exist. 738 739config GUSA_RB 740 bool "Implement atomic operations by roll-back (gRB) (EXPERIMENTAL)" 741 depends on GUSA && CPU_SH3 || (CPU_SH4 && !CPU_SH4A) 742 help 743 Enabling this option will allow the kernel to implement some 744 atomic operations using a software implementation of load-locked/ 745 store-conditional (LLSC). On machines which do not have hardware 746 LLSC, this should be more efficient than the other alternative of 747 disabling interrupts around the atomic sequence. 748 749config HW_PERF_EVENTS 750 bool "Enable hardware performance counter support for perf events" 751 depends on PERF_EVENTS && CPU_HAS_PMU 752 default y 753 help 754 Enable hardware performance counter support for perf events. If 755 disabled, perf events will use software events only. 756 757source "drivers/sh/Kconfig" 758 759endmenu 760 761menu "Boot options" 762 763config ZERO_PAGE_OFFSET 764 hex 765 default "0x00010000" if PAGE_SIZE_64KB || SH_RTS7751R2D || \ 766 SH_7751_SOLUTION_ENGINE 767 default "0x00004000" if PAGE_SIZE_16KB || SH_SH03 768 default "0x00002000" if PAGE_SIZE_8KB 769 default "0x00001000" 770 help 771 This sets the default offset of zero page. 772 773config BOOT_LINK_OFFSET 774 hex 775 default "0x00210000" if SH_SHMIN 776 default "0x00400000" if SH_CAYMAN 777 default "0x00810000" if SH_7780_SOLUTION_ENGINE 778 default "0x009e0000" if SH_TITAN 779 default "0x01800000" if SH_SDK7780 780 default "0x02000000" if SH_EDOSK7760 781 default "0x00800000" 782 help 783 This option allows you to set the link address offset of the zImage. 784 This can be useful if you are on a board which has a small amount of 785 memory. 786 787config ENTRY_OFFSET 788 hex 789 default "0x00001000" if PAGE_SIZE_4KB 790 default "0x00002000" if PAGE_SIZE_8KB 791 default "0x00004000" if PAGE_SIZE_16KB 792 default "0x00010000" if PAGE_SIZE_64KB 793 default "0x00000000" 794 795config ROMIMAGE_MMCIF 796 bool "Include MMCIF loader in romImage (EXPERIMENTAL)" 797 depends on CPU_SUBTYPE_SH7724 && EXPERIMENTAL 798 help 799 Say Y here to include experimental MMCIF loading code in 800 romImage. With this enabled it is possible to write the romImage 801 kernel image to an MMC card and boot the kernel straight from 802 the reset vector. At reset the processor Mask ROM will load the 803 first part of the romImage which in turn loads the rest the kernel 804 image to RAM using the MMCIF hardware block. 805 806choice 807 prompt "Kernel command line" 808 optional 809 default CMDLINE_OVERWRITE 810 help 811 Setting this option allows the kernel command line arguments 812 to be set. 813 814config CMDLINE_OVERWRITE 815 bool "Overwrite bootloader kernel arguments" 816 help 817 Given string will overwrite any arguments passed in by 818 a bootloader. 819 820config CMDLINE_EXTEND 821 bool "Extend bootloader kernel arguments" 822 help 823 Given string will be concatenated with arguments passed in 824 by a bootloader. 825 826endchoice 827 828config CMDLINE 829 string "Kernel command line arguments string" 830 depends on CMDLINE_OVERWRITE || CMDLINE_EXTEND 831 default "console=ttySC1,115200" 832 833endmenu 834 835menu "Bus options" 836 837config SUPERHYWAY 838 tristate "SuperHyway Bus support" 839 depends on CPU_SUBTYPE_SH4_202 840 841config MAPLE 842 bool "Maple Bus support" 843 depends on SH_DREAMCAST 844 help 845 The Maple Bus is SEGA's serial communication bus for peripherals 846 on the Dreamcast. Without this bus support you won't be able to 847 get your Dreamcast keyboard etc to work, so most users 848 probably want to say 'Y' here, unless you are only using the 849 Dreamcast with a serial line terminal or a remote network 850 connection. 851 852config PCI 853 bool "PCI support" 854 depends on SYS_SUPPORTS_PCI 855 select PCI_DOMAINS 856 help 857 Find out whether you have a PCI motherboard. PCI is the name of a 858 bus system, i.e. the way the CPU talks to the other stuff inside 859 your box. If you have PCI, say Y, otherwise N. 860 861config PCI_DOMAINS 862 bool 863 864source "drivers/pci/pcie/Kconfig" 865 866source "drivers/pci/Kconfig" 867 868source "drivers/pcmcia/Kconfig" 869 870source "drivers/pci/hotplug/Kconfig" 871 872endmenu 873 874menu "Executable file formats" 875 876source "fs/Kconfig.binfmt" 877 878endmenu 879 880menu "Power management options (EXPERIMENTAL)" 881depends on EXPERIMENTAL 882 883source "kernel/power/Kconfig" 884 885source "drivers/cpuidle/Kconfig" 886 887endmenu 888 889source "net/Kconfig" 890 891source "drivers/Kconfig" 892 893source "fs/Kconfig" 894 895source "arch/sh/Kconfig.debug" 896 897source "security/Kconfig" 898 899source "crypto/Kconfig" 900 901menuconfig VIRTUALIZATION 902 bool "Virtualization" 903 default n 904 ---help--- 905 Say Y here to get to see options for using your Linux host to run other 906 operating systems inside virtual machines (guests). 907 This option alone does not add any kernel code. 908 909 If you say N, all options in this submenu will be skipped and disabled. 910 911if VIRTUALIZATION 912 913source drivers/virtio/Kconfig 914 915endif # VIRTUALIZATION 916 917source "lib/Kconfig" 918