| # |
| # For a description of the syntax of this configuration file, |
| # see Documentation/kbuild/kconfig-language.txt. |
| # |
| |
| mainmenu "Linux/SuperH Kernel Configuration" |
| |
| config SUPERH |
| bool |
| default y |
| select EMBEDDED |
| help |
| The SuperH is a RISC processor targeted for use in embedded systems |
| and consumer electronics; it was also used in the Sega Dreamcast |
| gaming console. The SuperH port has a home page at |
| <http://www.linux-sh.org/>. |
| |
| config RWSEM_GENERIC_SPINLOCK |
| bool |
| default y |
| |
| config RWSEM_XCHGADD_ALGORITHM |
| bool |
| |
| config GENERIC_BUG |
| def_bool y |
| depends on BUG |
| |
| config GENERIC_FIND_NEXT_BIT |
| bool |
| default y |
| |
| config GENERIC_HWEIGHT |
| bool |
| default y |
| |
| config GENERIC_HARDIRQS |
| bool |
| default y |
| |
| config GENERIC_IRQ_PROBE |
| bool |
| default y |
| |
| config GENERIC_CALIBRATE_DELAY |
| bool |
| default y |
| |
| config GENERIC_IOMAP |
| bool |
| |
| config GENERIC_TIME |
| def_bool n |
| |
| config GENERIC_CLOCKEVENTS |
| def_bool n |
| |
| config SYS_SUPPORTS_APM_EMULATION |
| bool |
| |
| config ARCH_MAY_HAVE_PC_FDC |
| bool |
| |
| config STACKTRACE_SUPPORT |
| bool |
| default y |
| |
| config LOCKDEP_SUPPORT |
| bool |
| default y |
| |
| config ARCH_HAS_ILOG2_U32 |
| bool |
| default n |
| |
| config ARCH_HAS_ILOG2_U64 |
| bool |
| default n |
| |
| source "init/Kconfig" |
| |
| menu "System type" |
| |
| config SOLUTION_ENGINE |
| bool |
| |
| choice |
| prompt "SuperH system type" |
| default SH_UNKNOWN |
| |
| config SH_SOLUTION_ENGINE |
| bool "SolutionEngine" |
| select SOLUTION_ENGINE |
| help |
| Select SolutionEngine if configuring for a Hitachi SH7709 |
| or SH7750 evaluation board. |
| |
| config SH_7722_SOLUTION_ENGINE |
| bool "SolutionEngine7722" |
| select SOLUTION_ENGINE |
| select CPU_SUBTYPE_SH7722 |
| help |
| Select 7722 SolutionEngine if configuring for a Hitachi SH772 |
| evaluation board. |
| |
| config SH_7751_SOLUTION_ENGINE |
| bool "SolutionEngine7751" |
| select SOLUTION_ENGINE |
| select CPU_SUBTYPE_SH7751 |
| help |
| Select 7751 SolutionEngine if configuring for a Hitachi SH7751 |
| evaluation board. |
| |
| config SH_7780_SOLUTION_ENGINE |
| bool "SolutionEngine7780" |
| select SOLUTION_ENGINE |
| select CPU_SUBTYPE_SH7780 |
| help |
| Select 7780 SolutionEngine if configuring for a Renesas SH7780 |
| evaluation board. |
| |
| config SH_7300_SOLUTION_ENGINE |
| bool "SolutionEngine7300" |
| select SOLUTION_ENGINE |
| select CPU_SUBTYPE_SH7300 |
| help |
| Select 7300 SolutionEngine if configuring for a Hitachi |
| SH7300(SH-Mobile V) evaluation board. |
| |
| config SH_7343_SOLUTION_ENGINE |
| bool "SolutionEngine7343" |
| select SOLUTION_ENGINE |
| select CPU_SUBTYPE_SH7343 |
| help |
| Select 7343 SolutionEngine if configuring for a Hitachi |
| SH7343 (SH-Mobile 3AS) evaluation board. |
| |
| config SH_73180_SOLUTION_ENGINE |
| bool "SolutionEngine73180" |
| select SOLUTION_ENGINE |
| select CPU_SUBTYPE_SH73180 |
| help |
| Select 73180 SolutionEngine if configuring for a Hitachi |
| SH73180(SH-Mobile 3) evaluation board. |
| |
| config SH_7751_SYSTEMH |
| bool "SystemH7751R" |
| select CPU_SUBTYPE_SH7751R |
| help |
| Select SystemH if you are configuring for a Renesas SystemH |
| 7751R evaluation board. |
| |
| config SH_HP6XX |
| bool "HP6XX" |
| select SYS_SUPPORTS_APM_EMULATION |
| help |
| Select HP6XX if configuring for a HP jornada HP6xx. |
| More information (hardware only) at |
| <http://www.hp.com/jornada/>. |
| |
| config SH_SATURN |
| bool "Saturn" |
| select CPU_SUBTYPE_SH7604 |
| help |
| Select Saturn if configuring for a SEGA Saturn. |
| |
| config SH_DREAMCAST |
| bool "Dreamcast" |
| select CPU_SUBTYPE_SH7091 |
| help |
| Select Dreamcast if configuring for a SEGA Dreamcast. |
| More information at |
| <http://www.m17n.org/linux-sh/dreamcast/>. There is a |
| Dreamcast project is at <http://linuxdc.sourceforge.net/>. |
| |
| config SH_MPC1211 |
| bool "Interface MPC1211" |
| help |
| CTP/PCI-SH02 is a CPU module computer that is produced |
| by Interface Corporation. |
| More information at <http://www.interface.co.jp> |
| |
| config SH_SH03 |
| bool "Interface CTP/PCI-SH03" |
| help |
| CTP/PCI-SH03 is a CPU module computer that is produced |
| by Interface Corporation. |
| More information at <http://www.interface.co.jp> |
| |
| config SH_SECUREEDGE5410 |
| bool "SecureEdge5410" |
| select CPU_SUBTYPE_SH7751R |
| help |
| Select SecureEdge5410 if configuring for a SnapGear SH board. |
| This includes both the OEM SecureEdge products as well as the |
| SME product line. |
| |
| config SH_HS7751RVOIP |
| bool "HS7751RVOIP" |
| select CPU_SUBTYPE_SH7751R |
| help |
| Select HS7751RVOIP if configuring for a Renesas Technology |
| Sales VoIP board. |
| |
| config SH_7710VOIPGW |
| bool "SH7710-VOIP-GW" |
| select CPU_SUBTYPE_SH7710 |
| help |
| Select this option to build a kernel for the SH7710 based |
| VOIP GW. |
| |
| config SH_RTS7751R2D |
| bool "RTS7751R2D" |
| select CPU_SUBTYPE_SH7751R |
| help |
| Select RTS7751R2D if configuring for a Renesas Technology |
| Sales SH-Graphics board. |
| |
| config SH_HIGHLANDER |
| bool "Highlander" |
| |
| config SH_EDOSK7705 |
| bool "EDOSK7705" |
| select CPU_SUBTYPE_SH7705 |
| |
| config SH_SH4202_MICRODEV |
| bool "SH4-202 MicroDev" |
| select CPU_SUBTYPE_SH4_202 |
| help |
| Select SH4-202 MicroDev if configuring for a SuperH MicroDev board |
| with an SH4-202 CPU. |
| |
| config SH_LANDISK |
| bool "LANDISK" |
| select CPU_SUBTYPE_SH7751R |
| help |
| I-O DATA DEVICE, INC. "LANDISK Series" support. |
| |
| config SH_TITAN |
| bool "TITAN" |
| select CPU_SUBTYPE_SH7751R |
| help |
| Select Titan if you are configuring for a Nimble Microsystems |
| NetEngine NP51R. |
| |
| config SH_SHMIN |
| bool "SHMIN" |
| select CPU_SUBTYPE_SH7706 |
| help |
| Select SHMIN if configuring for the SHMIN board. |
| |
| config SH_7206_SOLUTION_ENGINE |
| bool "SolutionEngine7206" |
| select CPU_SUBTYPE_SH7206 |
| help |
| Select 7206 SolutionEngine if configuring for a Hitachi SH7206 |
| evaluation board. |
| |
| config SH_7619_SOLUTION_ENGINE |
| bool "SolutionEngine7619" |
| select CPU_SUBTYPE_SH7619 |
| help |
| Select 7619 SolutionEngine if configuring for a Hitachi SH7619 |
| evaluation board. |
| |
| config SH_LBOX_RE2 |
| bool "L-BOX RE2" |
| select CPU_SUBTYPE_SH7751R |
| help |
| Select L-BOX RE2 if configuring for the NTT COMWARE L-BOX RE2. |
| |
| config SH_UNKNOWN |
| bool "BareCPU" |
| help |
| "Bare CPU" aka "unknown" means an SH-based system which is not one |
| of the specific ones mentioned above, which means you need to enter |
| all sorts of stuff like CONFIG_MEMORY_START because the config |
| system doesn't already know what it is. You get a machine vector |
| without any platform-specific code in it, so things like the RTC may |
| not work. |
| |
| This option is for the early stages of porting to a new machine. |
| |
| endchoice |
| |
| source "arch/sh/boards/renesas/hs7751rvoip/Kconfig" |
| source "arch/sh/boards/renesas/rts7751r2d/Kconfig" |
| source "arch/sh/boards/renesas/r7780rp/Kconfig" |
| |
| source "arch/sh/mm/Kconfig" |
| |
| config CF_ENABLER |
| bool "Compact Flash Enabler support" |
| depends on SH_SOLUTION_ENGINE || SH_UNKNOWN || SH_SH03 |
| ---help--- |
| Compact Flash is a small, removable mass storage device introduced |
| in 1994 originally as a PCMCIA device. If you say `Y' here, you |
| compile in support for Compact Flash devices directly connected to |
| a SuperH processor. A Compact Flash FAQ is available at |
| <http://www.compactflash.org/faqs/faq.htm>. |
| |
| If your board has "Directly Connected" CompactFlash at area 5 or 6, |
| you may want to enable this option. Then, you can use CF as |
| primary IDE drive (only tested for SanDisk). |
| |
| If in doubt, select 'N'. |
| |
| choice |
| prompt "Compact Flash Connection Area" |
| depends on CF_ENABLER |
| default CF_AREA6 |
| |
| config CF_AREA5 |
| bool "Area5" |
| help |
| If your board has "Directly Connected" CompactFlash, You should |
| select the area where your CF is connected to. |
| |
| - "Area5" if CompactFlash is connected to Area 5 (0x14000000) |
| - "Area6" if it is connected to Area 6 (0x18000000) |
| |
| "Area6" will work for most boards. |
| |
| config CF_AREA6 |
| bool "Area6" |
| |
| endchoice |
| |
| config CF_BASE_ADDR |
| hex |
| depends on CF_ENABLER |
| default "0xb8000000" if CF_AREA6 |
| default "0xb4000000" if CF_AREA5 |
| |
| menu "Processor features" |
| |
| choice |
| prompt "Endianess selection" |
| default CPU_LITTLE_ENDIAN |
| help |
| Some SuperH machines can be configured for either little or big |
| endian byte order. These modes require different kernels. |
| |
| config CPU_LITTLE_ENDIAN |
| bool "Little Endian" |
| |
| config CPU_BIG_ENDIAN |
| bool "Big Endian" |
| |
| endchoice |
| |
| config SH_FPU |
| bool "FPU support" |
| depends on !CPU_SH3 |
| default y |
| help |
| Selecting this option will enable support for SH processors that |
| have FPU units (ie, SH77xx). |
| |
| This option must be set in order to enable the FPU. |
| |
| config SH_FPU_EMU |
| bool "FPU emulation support" |
| depends on !SH_FPU && EXPERIMENTAL |
| default n |
| help |
| Selecting this option will enable support for software FPU emulation. |
| Most SH-3 users will want to say Y here, whereas most SH-4 users will |
| want to say N. |
| |
| config SH_DSP |
| bool "DSP support" |
| default y if SH4AL_DSP || !CPU_SH4 |
| default n |
| help |
| Selecting this option will enable support for SH processors that |
| have DSP units (ie, SH2-DSP, SH3-DSP, and SH4AL-DSP). |
| |
| This option must be set in order to enable the DSP. |
| |
| config SH_ADC |
| bool "ADC support" |
| depends on CPU_SH3 |
| default y |
| help |
| Selecting this option will allow the Linux kernel to use SH3 on-chip |
| ADC module. |
| |
| If unsure, say N. |
| |
| config SH_STORE_QUEUES |
| bool "Support for Store Queues" |
| depends on CPU_SH4 |
| help |
| Selecting this option will enable an in-kernel API for manipulating |
| the store queues integrated in the SH-4 processors. |
| |
| config SPECULATIVE_EXECUTION |
| bool "Speculative subroutine return" |
| depends on CPU_SUBTYPE_SH7780 && EXPERIMENTAL |
| help |
| This enables support for a speculative instruction fetch for |
| subroutine return. There are various pitfalls associated with |
| this, as outlined in the SH7780 hardware manual. |
| |
| If unsure, say N. |
| |
| config CPU_HAS_INTEVT |
| bool |
| |
| config CPU_HAS_PINT_IRQ |
| bool |
| |
| config CPU_HAS_MASKREG_IRQ |
| bool |
| |
| config CPU_HAS_INTC2_IRQ |
| bool |
| |
| config CPU_HAS_IPR_IRQ |
| bool |
| |
| config CPU_HAS_SR_RB |
| bool "CPU has SR.RB" |
| depends on CPU_SH3 || CPU_SH4 |
| default y |
| help |
| This will enable the use of SR.RB register bank usage. Processors |
| that are lacking this bit must have another method in place for |
| accomplishing what is taken care of by the banked registers. |
| |
| See <file:Documentation/sh/register-banks.txt> for further |
| information on SR.RB and register banking in the kernel in general. |
| |
| config CPU_HAS_PTEA |
| bool |
| |
| endmenu |
| |
| menu "Timer and clock configuration" |
| |
| config SH_TMU |
| bool "TMU timer support" |
| depends on CPU_SH3 || CPU_SH4 |
| select GENERIC_TIME |
| select GENERIC_CLOCKEVENTS |
| default y |
| help |
| This enables the use of the TMU as the system timer. |
| |
| config SH_CMT |
| bool "CMT timer support" |
| depends on CPU_SH2 |
| default y |
| help |
| This enables the use of the CMT as the system timer. |
| |
| config SH_MTU2 |
| bool "MTU2 timer support" |
| depends on CPU_SH2A |
| default n |
| help |
| This enables the use of the MTU2 as the system timer. |
| |
| config SH_TIMER_IRQ |
| int |
| default "28" if CPU_SUBTYPE_SH7780 || CPU_SUBTYPE_SH7785 |
| default "86" if CPU_SUBTYPE_SH7619 |
| default "140" if CPU_SUBTYPE_SH7206 |
| default "16" |
| |
| config SH_PCLK_FREQ |
| int "Peripheral clock frequency (in Hz)" |
| default "27000000" if CPU_SUBTYPE_SH73180 || CPU_SUBTYPE_SH7343 |
| default "31250000" if CPU_SUBTYPE_SH7619 |
| default "33333333" if CPU_SUBTYPE_SH7300 || CPU_SUBTYPE_SH7770 || \ |
| CPU_SUBTYPE_SH7760 || CPU_SUBTYPE_SH7705 || \ |
| CPU_SUBTYPE_SH7206 |
| default "50000000" if CPU_SUBTYPE_SH7750 || CPU_SUBTYPE_SH7780 || \ |
| CPU_SUBTYPE_SH7785 |
| default "60000000" if CPU_SUBTYPE_SH7751 |
| default "66000000" if CPU_SUBTYPE_SH4_202 |
| help |
| This option is used to specify the peripheral clock frequency. |
| This is necessary for determining the reference clock value on |
| platforms lacking an RTC. |
| |
| config SH_CLK_MD |
| int "CPU Mode Pin Setting" |
| default 0 |
| depends on CPU_SUBTYPE_SH7619 || CPU_SUBTYPE_SH7206 |
| help |
| MD2 - MD0 pin setting. |
| |
| source "kernel/time/Kconfig" |
| |
| endmenu |
| |
| menu "CPU Frequency scaling" |
| |
| source "drivers/cpufreq/Kconfig" |
| |
| config SH_CPU_FREQ |
| tristate "SuperH CPU Frequency driver" |
| depends on CPU_FREQ |
| select CPU_FREQ_TABLE |
| help |
| This adds the cpufreq driver for SuperH. At present, only |
| the SH-4 is supported. |
| |
| For details, take a look at <file:Documentation/cpu-freq>. |
| |
| If unsure, say N. |
| |
| endmenu |
| |
| source "arch/sh/drivers/Kconfig" |
| |
| endmenu |
| |
| config ISA_DMA_API |
| bool |
| depends on SH_MPC1211 |
| default y |
| |
| menu "Kernel features" |
| |
| source kernel/Kconfig.hz |
| |
| config KEXEC |
| bool "kexec system call (EXPERIMENTAL)" |
| depends on EXPERIMENTAL |
| help |
| kexec is a system call that implements the ability to shutdown your |
| current kernel, and to start another kernel. It is like a reboot |
| but it is independent of the system firmware. And like a reboot |
| you can start any kernel with it, not just Linux. |
| |
| The name comes from the similarity to the exec system call. |
| |
| It is an ongoing process to be certain the hardware in a machine |
| is properly shutdown, so do not be surprised if this code does not |
| initially work for you. It may help to enable device hotplugging |
| support. As of this writing the exact hardware interface is |
| strongly in flux, so no good recommendation can be made. |
| |
| config CRASH_DUMP |
| bool "kernel crash dumps (EXPERIMENTAL)" |
| depends on EXPERIMENTAL |
| help |
| Generate crash dump after being started by kexec. |
| This should be normally only set in special crash dump kernels |
| which are loaded in the main kernel with kexec-tools into |
| a specially reserved region and then later executed after |
| a crash by kdump/kexec. The crash dump kernel must be compiled |
| to a memory address not used by the main kernel using |
| MEMORY_START. |
| |
| For more details see Documentation/kdump/kdump.txt |
| |
| config SMP |
| bool "Symmetric multi-processing support" |
| ---help--- |
| This enables support for systems with more than one CPU. If you have |
| a system with only one CPU, like most personal computers, say N. If |
| you have a system with more than one CPU, say Y. |
| |
| If you say N here, the kernel will run on single and multiprocessor |
| machines, but will use only one CPU of a multiprocessor machine. If |
| you say Y here, the kernel will run on many, but not all, |
| singleprocessor machines. On a singleprocessor machine, the kernel |
| will run faster if you say N here. |
| |
| People using multiprocessor machines who say Y here should also say |
| Y to "Enhanced Real Time Clock Support", below. |
| |
| See also the <file:Documentation/smp.txt>, |
| <file:Documentation/nmi_watchdog.txt> and the SMP-HOWTO available |
| at <http://www.tldp.org/docs.html#howto>. |
| |
| If you don't know what to do here, say N. |
| |
| config NR_CPUS |
| int "Maximum number of CPUs (2-32)" |
| range 2 32 |
| depends on SMP |
| default "2" |
| help |
| This allows you to specify the maximum number of CPUs which this |
| kernel will support. The maximum supported value is 32 and the |
| minimum value which makes sense is 2. |
| |
| This is purely to save memory - each supported CPU adds |
| approximately eight kilobytes to the kernel image. |
| |
| source "kernel/Kconfig.preempt" |
| |
| config NODES_SHIFT |
| int |
| default "1" |
| depends on NEED_MULTIPLE_NODES |
| |
| endmenu |
| |
| menu "Boot options" |
| |
| config ZERO_PAGE_OFFSET |
| hex "Zero page offset" |
| default "0x00004000" if SH_MPC1211 || SH_SH03 |
| default "0x00010000" if PAGE_SIZE_64KB |
| default "0x00002000" if PAGE_SIZE_8KB |
| default "0x00001000" |
| help |
| This sets the default offset of zero page. |
| |
| config BOOT_LINK_OFFSET |
| hex "Link address offset for booting" |
| default "0x00800000" |
| help |
| This option allows you to set the link address offset of the zImage. |
| This can be useful if you are on a board which has a small amount of |
| memory. |
| |
| config UBC_WAKEUP |
| bool "Wakeup UBC on startup" |
| help |
| Selecting this option will wakeup the User Break Controller (UBC) on |
| startup. Although the UBC is left in an awake state when the processor |
| comes up, some boot loaders misbehave by putting the UBC to sleep in a |
| power saving state, which causes issues with things like ptrace(). |
| |
| If unsure, say N. |
| |
| config CMDLINE_BOOL |
| bool "Default bootloader kernel arguments" |
| |
| config CMDLINE |
| string "Initial kernel command string" |
| depends on CMDLINE_BOOL |
| default "console=ttySC1,115200" |
| |
| endmenu |
| |
| menu "Bus options" |
| |
| # Even on SuperH devices which don't have an ISA bus, |
| # this variable helps the PCMCIA modules handle |
| # IRQ requesting properly -- Greg Banks. |
| # |
| # Though we're generally not interested in it when |
| # we're not using PCMCIA, so we make it dependent on |
| # PCMCIA outright. -- PFM. |
| config ISA |
| bool |
| default y if PCMCIA |
| help |
| Find out whether you have ISA slots on your motherboard. ISA is the |
| name of a bus system, i.e. the way the CPU talks to the other stuff |
| inside your box. Other bus systems are PCI, EISA, MicroChannel |
| (MCA) or VESA. ISA is an older system, now being displaced by PCI; |
| newer boards don't support it. If you have ISA, say Y, otherwise N. |
| |
| config EISA |
| bool |
| ---help--- |
| The Extended Industry Standard Architecture (EISA) bus was |
| developed as an open alternative to the IBM MicroChannel bus. |
| |
| The EISA bus provided some of the features of the IBM MicroChannel |
| bus while maintaining backward compatibility with cards made for |
| the older ISA bus. The EISA bus saw limited use between 1988 and |
| 1995 when it was made obsolete by the PCI bus. |
| |
| Say Y here if you are building a kernel for an EISA-based machine. |
| |
| Otherwise, say N. |
| |
| config MCA |
| bool |
| help |
| MicroChannel Architecture is found in some IBM PS/2 machines and |
| laptops. It is a bus system similar to PCI or ISA. See |
| <file:Documentation/mca.txt> (and especially the web page given |
| there) before attempting to build an MCA bus kernel. |
| |
| config SBUS |
| bool |
| |
| config SUPERHYWAY |
| tristate "SuperHyway Bus support" |
| depends on CPU_SUBTYPE_SH4_202 |
| |
| source "arch/sh/drivers/pci/Kconfig" |
| |
| source "drivers/pci/Kconfig" |
| |
| source "drivers/pcmcia/Kconfig" |
| |
| source "drivers/pci/hotplug/Kconfig" |
| |
| endmenu |
| |
| menu "Executable file formats" |
| |
| source "fs/Kconfig.binfmt" |
| |
| endmenu |
| |
| menu "Power management options (EXPERIMENTAL)" |
| depends on EXPERIMENTAL |
| |
| source kernel/power/Kconfig |
| |
| endmenu |
| |
| source "net/Kconfig" |
| |
| source "drivers/Kconfig" |
| |
| source "fs/Kconfig" |
| |
| source "arch/sh/oprofile/Kconfig" |
| |
| source "arch/sh/Kconfig.debug" |
| |
| source "security/Kconfig" |
| |
| source "crypto/Kconfig" |
| |
| source "lib/Kconfig" |
