diff options
Diffstat (limited to 'arch/sh/Kconfig')
| -rw-r--r-- | arch/sh/Kconfig | 231 |
1 files changed, 161 insertions, 70 deletions
diff --git a/arch/sh/Kconfig b/arch/sh/Kconfig index e2bdd7b94fd..fff252209f6 100644 --- a/arch/sh/Kconfig +++ b/arch/sh/Kconfig @@ -1,23 +1,29 @@ -# -# For a description of the syntax of this configuration file, -# see Documentation/kbuild/kconfig-language.txt. -# - -mainmenu "Linux/SuperH Kernel Configuration" - config SUPERH def_bool y select EMBEDDED - select HAVE_CLK - select HAVE_IDE + select CLKDEV_LOOKUP + select HAVE_IDE if HAS_IOPORT + select HAVE_MEMBLOCK select HAVE_OPROFILE select HAVE_GENERIC_DMA_COHERENT - select HAVE_IOREMAP_PROT if MMU select HAVE_ARCH_TRACEHOOK select HAVE_DMA_API_DEBUG - select HAVE_PERF_COUNTERS + select HAVE_DMA_ATTRS + select HAVE_IRQ_WORK + select HAVE_PERF_EVENTS + select PERF_USE_VMALLOC + select HAVE_KERNEL_GZIP + select HAVE_KERNEL_BZIP2 + select HAVE_KERNEL_LZMA + select HAVE_KERNEL_LZO + select HAVE_SYSCALL_TRACEPOINTS + select HAVE_REGS_AND_STACK_ACCESS_API + select HAVE_GENERIC_HARDIRQS + select HAVE_SPARSE_IRQ select RTC_LIB select GENERIC_ATOMIC64 + # Support the deprecated APIs until MFD and GPIOLIB catch up. + select GENERIC_HARDIRQS_NO_DEPRECATED if !MFD_SUPPORT && !GPIOLIB help The SuperH is a RISC processor targeted for use in embedded systems and consumer electronics; it was also used in the Sega Dreamcast @@ -28,11 +34,19 @@ config SUPERH32 def_bool ARCH = "sh" select HAVE_KPROBES select HAVE_KRETPROBES + select HAVE_IOREMAP_PROT if MMU && !X2TLB select HAVE_FUNCTION_TRACER select HAVE_FTRACE_MCOUNT_RECORD select HAVE_DYNAMIC_FTRACE + select HAVE_FUNCTION_TRACE_MCOUNT_TEST + select HAVE_FTRACE_NMI_ENTER if DYNAMIC_FTRACE + select HAVE_FUNCTION_GRAPH_TRACER select HAVE_ARCH_KGDB + select HAVE_HW_BREAKPOINT + select HAVE_MIXED_BREAKPOINTS_REGS + select PERF_EVENTS select ARCH_HIBERNATION_POSSIBLE if MMU + select SPARSE_IRQ config SUPERH64 def_bool ARCH = "sh64" @@ -62,15 +76,6 @@ config GENERIC_FIND_NEXT_BIT config GENERIC_HWEIGHT def_bool y -config GENERIC_HARDIRQS - def_bool y - -config GENERIC_HARDIRQS_NO__DO_IRQ - def_bool y - -config GENERIC_IRQ_PROBE - def_bool y - config IRQ_PER_CPU def_bool y @@ -83,9 +88,6 @@ config GENERIC_CALIBRATE_DELAY config GENERIC_IOMAP bool -config GENERIC_TIME - def_bool y - config GENERIC_CLOCKEVENTS def_bool y @@ -114,6 +116,9 @@ config SYS_SUPPORTS_APM_EMULATION bool select ARCH_SUSPEND_POSSIBLE +config SYS_SUPPORTS_HUGETLBFS + bool + config SYS_SUPPORTS_SMP bool @@ -140,7 +145,6 @@ config LOCKDEP_SUPPORT config HAVE_LATENCYTOP_SUPPORT def_bool y - depends on !SMP config ARCH_HAS_ILOG2_U32 def_bool n @@ -157,9 +161,25 @@ config ARCH_HAS_DEFAULT_IDLE config ARCH_HAS_CPU_IDLE_WAIT def_bool y +config NO_IOPORT + def_bool !PCI + depends on !SH_CAYMAN && !SH_SH4202_MICRODEV + config IO_TRAPPED bool +config DMA_COHERENT + bool + +config DMA_NONCOHERENT + def_bool !DMA_COHERENT + +config NEED_DMA_MAP_STATE + def_bool DMA_NONCOHERENT + +config NEED_SG_DMA_LENGTH + def_bool y + source "init/Kconfig" source "kernel/Kconfig.freezer" @@ -175,6 +195,7 @@ config CPU_SH2 config CPU_SH2A bool select CPU_SH2 + select UNCACHED_MAPPING config CPU_SH3 bool @@ -188,6 +209,7 @@ config CPU_SH4 select CPU_HAS_SR_RB select CPU_HAS_FPU if !CPU_SH4AL_DSP select SYS_SUPPORTS_TMU + select SYS_SUPPORTS_HUGETLBFS if MMU config CPU_SH4A bool @@ -202,16 +224,27 @@ config CPU_SH5 bool select CPU_HAS_FPU select SYS_SUPPORTS_TMU + select SYS_SUPPORTS_HUGETLBFS if MMU config CPU_SHX2 bool config CPU_SHX3 bool + select DMA_COHERENT + select SYS_SUPPORTS_SMP + select SYS_SUPPORTS_NUMA config ARCH_SHMOBILE bool select ARCH_SUSPEND_POSSIBLE + select PM + select PM_RUNTIME + +config CPU_HAS_PMU + depends on CPU_SH4 || CPU_SH4A + default y + bool if SUPERH32 @@ -243,6 +276,7 @@ config CPU_SUBTYPE_SH7203 select CPU_HAS_FPU select SYS_SUPPORTS_CMT select SYS_SUPPORTS_MTU2 + select ARCH_WANT_OPTIONAL_GPIOLIB config CPU_SUBTYPE_SH7206 bool "Support SH7206 processor" @@ -314,6 +348,8 @@ config CPU_SUBTYPE_SH7720 select CPU_SH3 select CPU_HAS_DSP select SYS_SUPPORTS_CMT + select ARCH_WANT_OPTIONAL_GPIOLIB + select USB_ARCH_HAS_OHCI help Select SH7720 if you have a SH3-DSP SH7720 CPU. @@ -322,6 +358,7 @@ config CPU_SUBTYPE_SH7721 select CPU_SH3 select CPU_HAS_DSP select SYS_SUPPORTS_CMT + select USB_ARCH_HAS_OHCI help Select SH7721 if you have a SH3-DSP SH7721 CPU. @@ -376,6 +413,7 @@ config CPU_SUBTYPE_SH7723 select ARCH_SHMOBILE select ARCH_SPARSEMEM_ENABLE select SYS_SUPPORTS_CMT + select ARCH_WANT_OPTIONAL_GPIOLIB help Select SH7723 if you have an SH-MobileR2 CPU. @@ -386,12 +424,22 @@ config CPU_SUBTYPE_SH7724 select ARCH_SHMOBILE select ARCH_SPARSEMEM_ENABLE select SYS_SUPPORTS_CMT + select ARCH_WANT_OPTIONAL_GPIOLIB help Select SH7724 if you have an SH-MobileR2R CPU. +config CPU_SUBTYPE_SH7757 + bool "Support SH7757 processor" + select CPU_SH4A + select CPU_SHX2 + select ARCH_WANT_OPTIONAL_GPIOLIB + help + Select SH7757 if you have a SH4A SH7757 CPU. + config CPU_SUBTYPE_SH7763 bool "Support SH7763 processor" select CPU_SH4A + select USB_ARCH_HAS_OHCI help Select SH7763 if you have a SH4A SH7763(R5S77631) CPU. @@ -409,25 +457,24 @@ config CPU_SUBTYPE_SH7785 select CPU_SHX2 select ARCH_SPARSEMEM_ENABLE select SYS_SUPPORTS_NUMA + select ARCH_WANT_OPTIONAL_GPIOLIB config CPU_SUBTYPE_SH7786 bool "Support SH7786 processor" select CPU_SH4A select CPU_SHX3 select CPU_HAS_PTEAEX - select ARCH_SPARSEMEM_ENABLE - select SYS_SUPPORTS_NUMA - select SYS_SUPPORTS_SMP select GENERIC_CLOCKEVENTS_BROADCAST if SMP + select ARCH_WANT_OPTIONAL_GPIOLIB + select USB_ARCH_HAS_OHCI + select USB_ARCH_HAS_EHCI config CPU_SUBTYPE_SHX3 bool "Support SH-X3 processor" select CPU_SH4A select CPU_SHX3 - select ARCH_SPARSEMEM_ENABLE - select SYS_SUPPORTS_NUMA - select SYS_SUPPORTS_SMP select GENERIC_CLOCKEVENTS_BROADCAST if SMP + select ARCH_REQUIRE_GPIOLIB # SH4AL-DSP Processor Support @@ -445,6 +492,7 @@ config CPU_SUBTYPE_SH7722 select ARCH_SPARSEMEM_ENABLE select SYS_SUPPORTS_NUMA select SYS_SUPPORTS_CMT + select ARCH_WANT_OPTIONAL_GPIOLIB config CPU_SUBTYPE_SH7366 bool "Support SH7366 processor" @@ -509,14 +557,15 @@ config SH_TIMER_MTU2 config SH_PCLK_FREQ int "Peripheral clock frequency (in Hz)" - default "27000000" if CPU_SUBTYPE_SH7343 + depends on SH_CLK_CPG_LEGACY default "31250000" if CPU_SUBTYPE_SH7619 - default "32000000" if CPU_SUBTYPE_SH7722 - default "33333333" if CPU_SUBTYPE_SH7770 || CPU_SUBTYPE_SH7723 || \ - CPU_SUBTYPE_SH7760 || CPU_SUBTYPE_SH7705 || \ - CPU_SUBTYPE_SH7203 || CPU_SUBTYPE_SH7206 || \ - CPU_SUBTYPE_SH7263 || CPU_SUBTYPE_MXG || \ - CPU_SUBTYPE_SH7786 || CPU_SUBTYPE_SH7724 + default "33333333" if CPU_SUBTYPE_SH7770 || \ + CPU_SUBTYPE_SH7760 || \ + CPU_SUBTYPE_SH7705 || \ + CPU_SUBTYPE_SH7203 || \ + CPU_SUBTYPE_SH7206 || \ + CPU_SUBTYPE_SH7263 || \ + CPU_SUBTYPE_MXG default "60000000" if CPU_SUBTYPE_SH7751 || CPU_SUBTYPE_SH7751R default "66000000" if CPU_SUBTYPE_SH4_202 default "50000000" @@ -530,16 +579,8 @@ config SH_CLK_CPG config SH_CLK_CPG_LEGACY depends on SH_CLK_CPG - def_bool y if !CPU_SUBTYPE_SH7785 && !ARCH_SHMOBILE - -config SH_CLK_MD - int "CPU Mode Pin Setting" - depends on CPU_SH2 - default 6 if CPU_SUBTYPE_SH7206 - default 5 if CPU_SUBTYPE_SH7619 - default 0 - help - MD2 - MD0 pin setting. + def_bool y if !CPU_SUBTYPE_SH7785 && !ARCH_SHMOBILE && \ + !CPU_SHX3 && !CPU_SUBTYPE_SH7757 source "kernel/time/Kconfig" @@ -594,7 +635,7 @@ config KEXEC config CRASH_DUMP bool "kernel crash dumps (EXPERIMENTAL)" - depends on SUPERH32 && EXPERIMENTAL + depends on SUPERH32 && EXPERIMENTAL && BROKEN_ON_SMP help Generate crash dump after being started by kexec. This should be normally only set in special crash dump kernels @@ -666,6 +707,13 @@ config NR_CPUS This is purely to save memory - each supported CPU adds approximately eight kilobytes to the kernel image. +config HOTPLUG_CPU + bool "Support for hot-pluggable CPUs (EXPERIMENTAL)" + depends on SMP && HOTPLUG && EXPERIMENTAL + help + Say Y here to experiment with turning CPUs off and on. CPUs + can be controlled through /sys/devices/system/cpu. + source "kernel/Kconfig.preempt" config GUSA @@ -692,17 +740,15 @@ config GUSA_RB LLSC, this should be more efficient than the other alternative of disabling interrupts around the atomic sequence. -config SPARSE_IRQ - bool "Support sparse irq numbering" - depends on EXPERIMENTAL +config HW_PERF_EVENTS + bool "Enable hardware performance counter support for perf events" + depends on PERF_EVENTS && CPU_HAS_PMU + default y help - This enables support for sparse irqs. This is useful in general - as most CPUs have a fairly sparse array of IRQ vectors, which - the irq_desc then maps directly on to. Systems with a high - number of off-chip IRQs will want to treat this as - experimental until they have been independently verified. + Enable hardware performance counter support for perf events. If + disabled, perf events will use software events only. - If you don't know what to do here, say N. +source "drivers/sh/Kconfig" endmenu @@ -740,23 +786,42 @@ config ENTRY_OFFSET default "0x00010000" if PAGE_SIZE_64KB default "0x00000000" -config UBC_WAKEUP - bool "Wakeup UBC on startup" - depends on CPU_SH4 && !CPU_SH4A +config ROMIMAGE_MMCIF + bool "Include MMCIF loader in romImage (EXPERIMENTAL)" + depends on CPU_SUBTYPE_SH7724 && EXPERIMENTAL 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(). + Say Y here to include experimental MMCIF loading code in + romImage. With this enabled it is possible to write the romImage + kernel image to an MMC card and boot the kernel straight from + the reset vector. At reset the processor Mask ROM will load the + first part of the romImage which in turn loads the rest the kernel + image to RAM using the MMCIF hardware block. - If unsure, say N. +choice + prompt "Kernel command line" + optional + default CMDLINE_OVERWRITE + help + Setting this option allows the kernel command line arguments + to be set. -config CMDLINE_BOOL - bool "Default bootloader kernel arguments" +config CMDLINE_OVERWRITE + bool "Overwrite bootloader kernel arguments" + help + Given string will overwrite any arguments passed in by + a bootloader. + +config CMDLINE_EXTEND + bool "Extend bootloader kernel arguments" + help + Given string will be concatenated with arguments passed in + by a bootloader. + +endchoice config CMDLINE - string "Initial kernel command string" - depends on CMDLINE_BOOL + string "Kernel command line arguments string" + depends on CMDLINE_OVERWRITE || CMDLINE_EXTEND default "console=ttySC1,115200" endmenu @@ -778,7 +843,17 @@ config MAPLE Dreamcast with a serial line terminal or a remote network connection. -source "arch/sh/drivers/pci/Kconfig" +config PCI + bool "PCI support" + depends on SYS_SUPPORTS_PCI + select PCI_DOMAINS + help + Find out whether you have a PCI motherboard. PCI is the name of a + bus system, i.e. the way the CPU talks to the other stuff inside + your box. If you have PCI, say Y, otherwise N. + +config PCI_DOMAINS + bool source "drivers/pci/pcie/Kconfig" @@ -817,4 +892,20 @@ source "security/Kconfig" source "crypto/Kconfig" +menuconfig VIRTUALIZATION + bool "Virtualization" + default n + ---help--- + Say Y here to get to see options for using your Linux host to run other + operating systems inside virtual machines (guests). + This option alone does not add any kernel code. + + If you say N, all options in this submenu will be skipped and disabled. + +if VIRTUALIZATION + +source drivers/virtio/Kconfig + +endif # VIRTUALIZATION + source "lib/Kconfig" |