1config SUPERH 2 def_bool y 3 select EMBEDDED 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_LZO 19 select HAVE_SYSCALL_TRACEPOINTS 20 select HAVE_REGS_AND_STACK_ACCESS_API 21 select HAVE_GENERIC_HARDIRQS 22 select HAVE_SPARSE_IRQ 23 select RTC_LIB 24 select GENERIC_ATOMIC64 25 # Support the deprecated APIs until MFD and GPIOLIB catch up. 26 select GENERIC_HARDIRQS_NO_DEPRECATED if !MFD_SUPPORT && !GPIOLIB 27 help 28 The SuperH is a RISC processor targeted for use in embedded systems 29 and consumer electronics; it was also used in the Sega Dreamcast 30 gaming console. The SuperH port has a home page at 31 <http://www.linux-sh.org/>. 32 33config SUPERH32 34 def_bool ARCH = "sh" 35 select HAVE_KPROBES 36 select HAVE_KRETPROBES 37 select HAVE_IOREMAP_PROT if MMU && !X2TLB 38 select HAVE_FUNCTION_TRACER 39 select HAVE_FTRACE_MCOUNT_RECORD 40 select HAVE_DYNAMIC_FTRACE 41 select HAVE_FUNCTION_TRACE_MCOUNT_TEST 42 select HAVE_FTRACE_NMI_ENTER if DYNAMIC_FTRACE 43 select HAVE_FUNCTION_GRAPH_TRACER 44 select HAVE_ARCH_KGDB 45 select HAVE_HW_BREAKPOINT 46 select HAVE_MIXED_BREAKPOINTS_REGS 47 select PERF_EVENTS 48 select ARCH_HIBERNATION_POSSIBLE if MMU 49 select SPARSE_IRQ 50 51config SUPERH64 52 def_bool ARCH = "sh64" 53 54config ARCH_DEFCONFIG 55 string 56 default "arch/sh/configs/shx3_defconfig" if SUPERH32 57 default "arch/sh/configs/cayman_defconfig" if SUPERH64 58 59config RWSEM_GENERIC_SPINLOCK 60 def_bool y 61 62config RWSEM_XCHGADD_ALGORITHM 63 bool 64 65config GENERIC_BUG 66 def_bool y 67 depends on BUG && SUPERH32 68 69config GENERIC_CSUM 70 def_bool y 71 depends on SUPERH64 72 73config GENERIC_FIND_NEXT_BIT 74 def_bool y 75 76config GENERIC_HWEIGHT 77 def_bool y 78 79config IRQ_PER_CPU 80 def_bool y 81 82config GENERIC_GPIO 83 def_bool n 84 85config GENERIC_CALIBRATE_DELAY 86 bool 87 88config GENERIC_IOMAP 89 bool 90 91config GENERIC_CLOCKEVENTS 92 def_bool y 93 94config GENERIC_CLOCKEVENTS_BROADCAST 95 bool 96 97config GENERIC_CMOS_UPDATE 98 def_bool y 99 depends on SH_SH03 || SH_DREAMCAST 100 101config GENERIC_LOCKBREAK 102 def_bool y 103 depends on SMP && PREEMPT 104 105config SYS_SUPPORTS_PM 106 bool 107 depends on !SMP 108 109config ARCH_SUSPEND_POSSIBLE 110 def_bool n 111 112config ARCH_HIBERNATION_POSSIBLE 113 def_bool n 114 115config SYS_SUPPORTS_APM_EMULATION 116 bool 117 select ARCH_SUSPEND_POSSIBLE 118 119config SYS_SUPPORTS_HUGETLBFS 120 bool 121 122config SYS_SUPPORTS_SMP 123 bool 124 125config SYS_SUPPORTS_NUMA 126 bool 127 128config SYS_SUPPORTS_PCI 129 bool 130 131config SYS_SUPPORTS_CMT 132 bool 133 134config SYS_SUPPORTS_MTU2 135 bool 136 137config SYS_SUPPORTS_TMU 138 bool 139 140config STACKTRACE_SUPPORT 141 def_bool y 142 143config LOCKDEP_SUPPORT 144 def_bool y 145 146config HAVE_LATENCYTOP_SUPPORT 147 def_bool y 148 149config ARCH_HAS_ILOG2_U32 150 def_bool n 151 152config ARCH_HAS_ILOG2_U64 153 def_bool n 154 155config ARCH_NO_VIRT_TO_BUS 156 def_bool y 157 158config ARCH_HAS_DEFAULT_IDLE 159 def_bool y 160 161config ARCH_HAS_CPU_IDLE_WAIT 162 def_bool y 163 164config NO_IOPORT 165 def_bool !PCI 166 depends on !SH_CAYMAN && !SH_SH4202_MICRODEV 167 168config IO_TRAPPED 169 bool 170 171config DMA_COHERENT 172 bool 173 174config DMA_NONCOHERENT 175 def_bool !DMA_COHERENT 176 177config NEED_DMA_MAP_STATE 178 def_bool DMA_NONCOHERENT 179 180config NEED_SG_DMA_LENGTH 181 def_bool y 182 183source "init/Kconfig" 184 185source "kernel/Kconfig.freezer" 186 187menu "System type" 188 189# 190# Processor families 191# 192config CPU_SH2 193 bool 194 195config CPU_SH2A 196 bool 197 select CPU_SH2 198 select UNCACHED_MAPPING 199 200config CPU_SH3 201 bool 202 select CPU_HAS_INTEVT 203 select CPU_HAS_SR_RB 204 select SYS_SUPPORTS_TMU 205 206config CPU_SH4 207 bool 208 select CPU_HAS_INTEVT 209 select CPU_HAS_SR_RB 210 select CPU_HAS_FPU if !CPU_SH4AL_DSP 211 select SYS_SUPPORTS_TMU 212 select SYS_SUPPORTS_HUGETLBFS if MMU 213 214config CPU_SH4A 215 bool 216 select CPU_SH4 217 218config CPU_SH4AL_DSP 219 bool 220 select CPU_SH4A 221 select CPU_HAS_DSP 222 223config CPU_SH5 224 bool 225 select CPU_HAS_FPU 226 select SYS_SUPPORTS_TMU 227 select SYS_SUPPORTS_HUGETLBFS if MMU 228 229config CPU_SHX2 230 bool 231 232config CPU_SHX3 233 bool 234 select DMA_COHERENT 235 select SYS_SUPPORTS_SMP 236 select SYS_SUPPORTS_NUMA 237 238config ARCH_SHMOBILE 239 bool 240 select ARCH_SUSPEND_POSSIBLE 241 select PM 242 select PM_RUNTIME 243 244config CPU_HAS_PMU 245 depends on CPU_SH4 || CPU_SH4A 246 default y 247 bool 248 249if SUPERH32 250 251choice 252 prompt "Processor sub-type selection" 253 254# 255# Processor subtypes 256# 257 258# SH-2 Processor Support 259 260config CPU_SUBTYPE_SH7619 261 bool "Support SH7619 processor" 262 select CPU_SH2 263 select SYS_SUPPORTS_CMT 264 265# SH-2A Processor Support 266 267config CPU_SUBTYPE_SH7201 268 bool "Support SH7201 processor" 269 select CPU_SH2A 270 select CPU_HAS_FPU 271 select SYS_SUPPORTS_MTU2 272 273config CPU_SUBTYPE_SH7203 274 bool "Support SH7203 processor" 275 select CPU_SH2A 276 select CPU_HAS_FPU 277 select SYS_SUPPORTS_CMT 278 select SYS_SUPPORTS_MTU2 279 select ARCH_WANT_OPTIONAL_GPIOLIB 280 281config CPU_SUBTYPE_SH7206 282 bool "Support SH7206 processor" 283 select CPU_SH2A 284 select SYS_SUPPORTS_CMT 285 select SYS_SUPPORTS_MTU2 286 287config CPU_SUBTYPE_SH7263 288 bool "Support SH7263 processor" 289 select CPU_SH2A 290 select CPU_HAS_FPU 291 select SYS_SUPPORTS_CMT 292 select SYS_SUPPORTS_MTU2 293 294config CPU_SUBTYPE_MXG 295 bool "Support MX-G processor" 296 select CPU_SH2A 297 select SYS_SUPPORTS_MTU2 298 help 299 Select MX-G if running on an R8A03022BG part. 300 301# SH-3 Processor Support 302 303config CPU_SUBTYPE_SH7705 304 bool "Support SH7705 processor" 305 select CPU_SH3 306 307config CPU_SUBTYPE_SH7706 308 bool "Support SH7706 processor" 309 select CPU_SH3 310 help 311 Select SH7706 if you have a 133 Mhz SH-3 HD6417706 CPU. 312 313config CPU_SUBTYPE_SH7707 314 bool "Support SH7707 processor" 315 select CPU_SH3 316 help 317 Select SH7707 if you have a 60 Mhz SH-3 HD6417707 CPU. 318 319config CPU_SUBTYPE_SH7708 320 bool "Support SH7708 processor" 321 select CPU_SH3 322 help 323 Select SH7708 if you have a 60 Mhz SH-3 HD6417708S or 324 if you have a 100 Mhz SH-3 HD6417708R CPU. 325 326config CPU_SUBTYPE_SH7709 327 bool "Support SH7709 processor" 328 select CPU_SH3 329 help 330 Select SH7709 if you have a 80 Mhz SH-3 HD6417709 CPU. 331 332config CPU_SUBTYPE_SH7710 333 bool "Support SH7710 processor" 334 select CPU_SH3 335 select CPU_HAS_DSP 336 help 337 Select SH7710 if you have a SH3-DSP SH7710 CPU. 338 339config CPU_SUBTYPE_SH7712 340 bool "Support SH7712 processor" 341 select CPU_SH3 342 select CPU_HAS_DSP 343 help 344 Select SH7712 if you have a SH3-DSP SH7712 CPU. 345 346config CPU_SUBTYPE_SH7720 347 bool "Support SH7720 processor" 348 select CPU_SH3 349 select CPU_HAS_DSP 350 select SYS_SUPPORTS_CMT 351 select ARCH_WANT_OPTIONAL_GPIOLIB 352 help 353 Select SH7720 if you have a SH3-DSP SH7720 CPU. 354 355config CPU_SUBTYPE_SH7721 356 bool "Support SH7721 processor" 357 select CPU_SH3 358 select CPU_HAS_DSP 359 select SYS_SUPPORTS_CMT 360 help 361 Select SH7721 if you have a SH3-DSP SH7721 CPU. 362 363# SH-4 Processor Support 364 365config CPU_SUBTYPE_SH7750 366 bool "Support SH7750 processor" 367 select CPU_SH4 368 help 369 Select SH7750 if you have a 200 Mhz SH-4 HD6417750 CPU. 370 371config CPU_SUBTYPE_SH7091 372 bool "Support SH7091 processor" 373 select CPU_SH4 374 help 375 Select SH7091 if you have an SH-4 based Sega device (such as 376 the Dreamcast, Naomi, and Naomi 2). 377 378config CPU_SUBTYPE_SH7750R 379 bool "Support SH7750R processor" 380 select CPU_SH4 381 382config CPU_SUBTYPE_SH7750S 383 bool "Support SH7750S processor" 384 select CPU_SH4 385 386config CPU_SUBTYPE_SH7751 387 bool "Support SH7751 processor" 388 select CPU_SH4 389 help 390 Select SH7751 if you have a 166 Mhz SH-4 HD6417751 CPU, 391 or if you have a HD6417751R CPU. 392 393config CPU_SUBTYPE_SH7751R 394 bool "Support SH7751R processor" 395 select CPU_SH4 396 397config CPU_SUBTYPE_SH7760 398 bool "Support SH7760 processor" 399 select CPU_SH4 400 401config CPU_SUBTYPE_SH4_202 402 bool "Support SH4-202 processor" 403 select CPU_SH4 404 405# SH-4A Processor Support 406 407config CPU_SUBTYPE_SH7723 408 bool "Support SH7723 processor" 409 select CPU_SH4A 410 select CPU_SHX2 411 select ARCH_SHMOBILE 412 select ARCH_SPARSEMEM_ENABLE 413 select SYS_SUPPORTS_CMT 414 select ARCH_WANT_OPTIONAL_GPIOLIB 415 help 416 Select SH7723 if you have an SH-MobileR2 CPU. 417 418config CPU_SUBTYPE_SH7724 419 bool "Support SH7724 processor" 420 select CPU_SH4A 421 select CPU_SHX2 422 select ARCH_SHMOBILE 423 select ARCH_SPARSEMEM_ENABLE 424 select SYS_SUPPORTS_CMT 425 select ARCH_WANT_OPTIONAL_GPIOLIB 426 help 427 Select SH7724 if you have an SH-MobileR2R CPU. 428 429config CPU_SUBTYPE_SH7757 430 bool "Support SH7757 processor" 431 select CPU_SH4A 432 select CPU_SHX2 433 select ARCH_WANT_OPTIONAL_GPIOLIB 434 help 435 Select SH7757 if you have a SH4A SH7757 CPU. 436 437config CPU_SUBTYPE_SH7763 438 bool "Support SH7763 processor" 439 select CPU_SH4A 440 help 441 Select SH7763 if you have a SH4A SH7763(R5S77631) CPU. 442 443config CPU_SUBTYPE_SH7770 444 bool "Support SH7770 processor" 445 select CPU_SH4A 446 447config CPU_SUBTYPE_SH7780 448 bool "Support SH7780 processor" 449 select CPU_SH4A 450 451config CPU_SUBTYPE_SH7785 452 bool "Support SH7785 processor" 453 select CPU_SH4A 454 select CPU_SHX2 455 select ARCH_SPARSEMEM_ENABLE 456 select SYS_SUPPORTS_NUMA 457 select ARCH_WANT_OPTIONAL_GPIOLIB 458 459config CPU_SUBTYPE_SH7786 460 bool "Support SH7786 processor" 461 select CPU_SH4A 462 select CPU_SHX3 463 select CPU_HAS_PTEAEX 464 select GENERIC_CLOCKEVENTS_BROADCAST if SMP 465 select ARCH_WANT_OPTIONAL_GPIOLIB 466 467config CPU_SUBTYPE_SHX3 468 bool "Support SH-X3 processor" 469 select CPU_SH4A 470 select CPU_SHX3 471 select GENERIC_CLOCKEVENTS_BROADCAST if SMP 472 select ARCH_REQUIRE_GPIOLIB 473 474# SH4AL-DSP Processor Support 475 476config CPU_SUBTYPE_SH7343 477 bool "Support SH7343 processor" 478 select CPU_SH4AL_DSP 479 select ARCH_SHMOBILE 480 select SYS_SUPPORTS_CMT 481 482config CPU_SUBTYPE_SH7722 483 bool "Support SH7722 processor" 484 select CPU_SH4AL_DSP 485 select CPU_SHX2 486 select ARCH_SHMOBILE 487 select ARCH_SPARSEMEM_ENABLE 488 select SYS_SUPPORTS_NUMA 489 select SYS_SUPPORTS_CMT 490 select ARCH_WANT_OPTIONAL_GPIOLIB 491 492config CPU_SUBTYPE_SH7366 493 bool "Support SH7366 processor" 494 select CPU_SH4AL_DSP 495 select CPU_SHX2 496 select ARCH_SHMOBILE 497 select ARCH_SPARSEMEM_ENABLE 498 select SYS_SUPPORTS_NUMA 499 select SYS_SUPPORTS_CMT 500 501endchoice 502 503endif 504 505if SUPERH64 506 507choice 508 prompt "Processor sub-type selection" 509 510# SH-5 Processor Support 511 512config CPU_SUBTYPE_SH5_101 513 bool "Support SH5-101 processor" 514 select CPU_SH5 515 516config CPU_SUBTYPE_SH5_103 517 bool "Support SH5-103 processor" 518 select CPU_SH5 519 520endchoice 521 522endif 523 524source "arch/sh/mm/Kconfig" 525 526source "arch/sh/Kconfig.cpu" 527 528source "arch/sh/boards/Kconfig" 529 530menu "Timer and clock configuration" 531 532config SH_TIMER_TMU 533 bool "TMU timer driver" 534 depends on SYS_SUPPORTS_TMU 535 default y 536 help 537 This enables the build of the TMU timer driver. 538 539config SH_TIMER_CMT 540 bool "CMT timer driver" 541 depends on SYS_SUPPORTS_CMT 542 default y 543 help 544 This enables build of the CMT timer driver. 545 546config SH_TIMER_MTU2 547 bool "MTU2 timer driver" 548 depends on SYS_SUPPORTS_MTU2 549 default y 550 help 551 This enables build of the MTU2 timer driver. 552 553config SH_PCLK_FREQ 554 int "Peripheral clock frequency (in Hz)" 555 depends on SH_CLK_CPG_LEGACY 556 default "31250000" if CPU_SUBTYPE_SH7619 557 default "33333333" if CPU_SUBTYPE_SH7770 || \ 558 CPU_SUBTYPE_SH7760 || \ 559 CPU_SUBTYPE_SH7705 || \ 560 CPU_SUBTYPE_SH7203 || \ 561 CPU_SUBTYPE_SH7206 || \ 562 CPU_SUBTYPE_SH7263 || \ 563 CPU_SUBTYPE_MXG 564 default "60000000" if CPU_SUBTYPE_SH7751 || CPU_SUBTYPE_SH7751R 565 default "66000000" if CPU_SUBTYPE_SH4_202 566 default "50000000" 567 help 568 This option is used to specify the peripheral clock frequency. 569 This is necessary for determining the reference clock value on 570 platforms lacking an RTC. 571 572config SH_CLK_CPG 573 def_bool y 574 575config SH_CLK_CPG_LEGACY 576 depends on SH_CLK_CPG 577 def_bool y if !CPU_SUBTYPE_SH7785 && !ARCH_SHMOBILE && \ 578 !CPU_SHX3 && !CPU_SUBTYPE_SH7757 579 580source "kernel/time/Kconfig" 581 582endmenu 583 584menu "CPU Frequency scaling" 585 586source "drivers/cpufreq/Kconfig" 587 588config SH_CPU_FREQ 589 tristate "SuperH CPU Frequency driver" 590 depends on CPU_FREQ 591 select CPU_FREQ_TABLE 592 help 593 This adds the cpufreq driver for SuperH. Any CPU that supports 594 clock rate rounding through the clock framework can use this 595 driver. While it will make the kernel slightly larger, this is 596 harmless for CPUs that don't support rate rounding. The driver 597 will also generate a notice in the boot log before disabling 598 itself if the CPU in question is not capable of rate rounding. 599 600 For details, take a look at <file:Documentation/cpu-freq>. 601 602 If unsure, say N. 603 604endmenu 605 606source "arch/sh/drivers/Kconfig" 607 608endmenu 609 610menu "Kernel features" 611 612source kernel/Kconfig.hz 613 614config KEXEC 615 bool "kexec system call (EXPERIMENTAL)" 616 depends on SUPERH32 && EXPERIMENTAL && MMU 617 help 618 kexec is a system call that implements the ability to shutdown your 619 current kernel, and to start another kernel. It is like a reboot 620 but it is independent of the system firmware. And like a reboot 621 you can start any kernel with it, not just Linux. 622 623 The name comes from the similarity to the exec system call. 624 625 It is an ongoing process to be certain the hardware in a machine 626 is properly shutdown, so do not be surprised if this code does not 627 initially work for you. It may help to enable device hotplugging 628 support. As of this writing the exact hardware interface is 629 strongly in flux, so no good recommendation can be made. 630 631config CRASH_DUMP 632 bool "kernel crash dumps (EXPERIMENTAL)" 633 depends on SUPERH32 && EXPERIMENTAL && BROKEN_ON_SMP 634 help 635 Generate crash dump after being started by kexec. 636 This should be normally only set in special crash dump kernels 637 which are loaded in the main kernel with kexec-tools into 638 a specially reserved region and then later executed after 639 a crash by kdump/kexec. The crash dump kernel must be compiled 640 to a memory address not used by the main kernel using 641 MEMORY_START. 642 643 For more details see Documentation/kdump/kdump.txt 644 645config KEXEC_JUMP 646 bool "kexec jump (EXPERIMENTAL)" 647 depends on SUPERH32 && KEXEC && HIBERNATION && EXPERIMENTAL 648 help 649 Jump between original kernel and kexeced kernel and invoke 650 code via KEXEC 651 652config SECCOMP 653 bool "Enable seccomp to safely compute untrusted bytecode" 654 depends on PROC_FS 655 help 656 This kernel feature is useful for number crunching applications 657 that may need to compute untrusted bytecode during their 658 execution. By using pipes or other transports made available to 659 the process as file descriptors supporting the read/write 660 syscalls, it's possible to isolate those applications in 661 their own address space using seccomp. Once seccomp is 662 enabled via prctl, it cannot be disabled and the task is only 663 allowed to execute a few safe syscalls defined by each seccomp 664 mode. 665 666 If unsure, say N. 667 668config SMP 669 bool "Symmetric multi-processing support" 670 depends on SYS_SUPPORTS_SMP 671 select USE_GENERIC_SMP_HELPERS 672 ---help--- 673 This enables support for systems with more than one CPU. If you have 674 a system with only one CPU, like most personal computers, say N. If 675 you have a system with more than one CPU, say Y. 676 677 If you say N here, the kernel will run on single and multiprocessor 678 machines, but will use only one CPU of a multiprocessor machine. If 679 you say Y here, the kernel will run on many, but not all, 680 singleprocessor machines. On a singleprocessor machine, the kernel 681 will run faster if you say N here. 682 683 People using multiprocessor machines who say Y here should also say 684 Y to "Enhanced Real Time Clock Support", below. 685 686 See also <file:Documentation/nmi_watchdog.txt> and the SMP-HOWTO 687 available at <http://www.tldp.org/docs.html#howto>. 688 689 If you don't know what to do here, say N. 690 691config NR_CPUS 692 int "Maximum number of CPUs (2-32)" 693 range 2 32 694 depends on SMP 695 default "4" if CPU_SUBTYPE_SHX3 696 default "2" 697 help 698 This allows you to specify the maximum number of CPUs which this 699 kernel will support. The maximum supported value is 32 and the 700 minimum value which makes sense is 2. 701 702 This is purely to save memory - each supported CPU adds 703 approximately eight kilobytes to the kernel image. 704 705config HOTPLUG_CPU 706 bool "Support for hot-pluggable CPUs (EXPERIMENTAL)" 707 depends on SMP && HOTPLUG && EXPERIMENTAL 708 help 709 Say Y here to experiment with turning CPUs off and on. CPUs 710 can be controlled through /sys/devices/system/cpu. 711 712source "kernel/Kconfig.preempt" 713 714config GUSA 715 def_bool y 716 depends on !SMP && SUPERH32 717 help 718 This enables support for gUSA (general UserSpace Atomicity). 719 This is the default implementation for both UP and non-ll/sc 720 CPUs, and is used by the libc, amongst others. 721 722 For additional information, design information can be found 723 in <http://lc.linux.or.jp/lc2002/papers/niibe0919p.pdf>. 724 725 This should only be disabled for special cases where alternate 726 atomicity implementations exist. 727 728config GUSA_RB 729 bool "Implement atomic operations by roll-back (gRB) (EXPERIMENTAL)" 730 depends on GUSA && CPU_SH3 || (CPU_SH4 && !CPU_SH4A) 731 help 732 Enabling this option will allow the kernel to implement some 733 atomic operations using a software implementation of load-locked/ 734 store-conditional (LLSC). On machines which do not have hardware 735 LLSC, this should be more efficient than the other alternative of 736 disabling interrupts around the atomic sequence. 737 738config HW_PERF_EVENTS 739 bool "Enable hardware performance counter support for perf events" 740 depends on PERF_EVENTS && CPU_HAS_PMU 741 default y 742 help 743 Enable hardware performance counter support for perf events. If 744 disabled, perf events will use software events only. 745 746source "drivers/sh/Kconfig" 747 748endmenu 749 750menu "Boot options" 751 752config ZERO_PAGE_OFFSET 753 hex 754 default "0x00010000" if PAGE_SIZE_64KB || SH_RTS7751R2D || \ 755 SH_7751_SOLUTION_ENGINE 756 default "0x00004000" if PAGE_SIZE_16KB || SH_SH03 757 default "0x00002000" if PAGE_SIZE_8KB 758 default "0x00001000" 759 help 760 This sets the default offset of zero page. 761 762config BOOT_LINK_OFFSET 763 hex 764 default "0x00210000" if SH_SHMIN 765 default "0x00400000" if SH_CAYMAN 766 default "0x00810000" if SH_7780_SOLUTION_ENGINE 767 default "0x009e0000" if SH_TITAN 768 default "0x01800000" if SH_SDK7780 769 default "0x02000000" if SH_EDOSK7760 770 default "0x00800000" 771 help 772 This option allows you to set the link address offset of the zImage. 773 This can be useful if you are on a board which has a small amount of 774 memory. 775 776config ENTRY_OFFSET 777 hex 778 default "0x00001000" if PAGE_SIZE_4KB 779 default "0x00002000" if PAGE_SIZE_8KB 780 default "0x00004000" if PAGE_SIZE_16KB 781 default "0x00010000" if PAGE_SIZE_64KB 782 default "0x00000000" 783 784config ROMIMAGE_MMCIF 785 bool "Include MMCIF loader in romImage (EXPERIMENTAL)" 786 depends on CPU_SUBTYPE_SH7724 && EXPERIMENTAL 787 help 788 Say Y here to include experimental MMCIF loading code in 789 romImage. With this enabled it is possible to write the romImage 790 kernel image to an MMC card and boot the kernel straight from 791 the reset vector. At reset the processor Mask ROM will load the 792 first part of the romImage which in turn loads the rest the kernel 793 image to RAM using the MMCIF hardware block. 794 795choice 796 prompt "Kernel command line" 797 optional 798 default CMDLINE_OVERWRITE 799 help 800 Setting this option allows the kernel command line arguments 801 to be set. 802 803config CMDLINE_OVERWRITE 804 bool "Overwrite bootloader kernel arguments" 805 help 806 Given string will overwrite any arguments passed in by 807 a bootloader. 808 809config CMDLINE_EXTEND 810 bool "Extend bootloader kernel arguments" 811 help 812 Given string will be concatenated with arguments passed in 813 by a bootloader. 814 815endchoice 816 817config CMDLINE 818 string "Kernel command line arguments string" 819 depends on CMDLINE_OVERWRITE || CMDLINE_EXTEND 820 default "console=ttySC1,115200" 821 822endmenu 823 824menu "Bus options" 825 826config SUPERHYWAY 827 tristate "SuperHyway Bus support" 828 depends on CPU_SUBTYPE_SH4_202 829 830config MAPLE 831 bool "Maple Bus support" 832 depends on SH_DREAMCAST 833 help 834 The Maple Bus is SEGA's serial communication bus for peripherals 835 on the Dreamcast. Without this bus support you won't be able to 836 get your Dreamcast keyboard etc to work, so most users 837 probably want to say 'Y' here, unless you are only using the 838 Dreamcast with a serial line terminal or a remote network 839 connection. 840 841config PCI 842 bool "PCI support" 843 depends on SYS_SUPPORTS_PCI 844 select PCI_DOMAINS 845 help 846 Find out whether you have a PCI motherboard. PCI is the name of a 847 bus system, i.e. the way the CPU talks to the other stuff inside 848 your box. If you have PCI, say Y, otherwise N. 849 850config PCI_DOMAINS 851 bool 852 853source "drivers/pci/pcie/Kconfig" 854 855source "drivers/pci/Kconfig" 856 857source "drivers/pcmcia/Kconfig" 858 859source "drivers/pci/hotplug/Kconfig" 860 861endmenu 862 863menu "Executable file formats" 864 865source "fs/Kconfig.binfmt" 866 867endmenu 868 869menu "Power management options (EXPERIMENTAL)" 870depends on EXPERIMENTAL 871 872source "kernel/power/Kconfig" 873 874source "drivers/cpuidle/Kconfig" 875 876endmenu 877 878source "net/Kconfig" 879 880source "drivers/Kconfig" 881 882source "fs/Kconfig" 883 884source "arch/sh/Kconfig.debug" 885 886source "security/Kconfig" 887 888source "crypto/Kconfig" 889 890menuconfig VIRTUALIZATION 891 bool "Virtualization" 892 default n 893 ---help--- 894 Say Y here to get to see options for using your Linux host to run other 895 operating systems inside virtual machines (guests). 896 This option alone does not add any kernel code. 897 898 If you say N, all options in this submenu will be skipped and disabled. 899 900if VIRTUALIZATION 901 902source drivers/virtio/Kconfig 903 904endif # VIRTUALIZATION 905 906source "lib/Kconfig" 907