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[/] [or1k_soc_on_altera_embedded_dev_kit/] [tags/] [linux-2.6/] [linux-2.6.24_or32_unified_v2.3/] [arch/] [m32r/] [Kconfig] - Blame information for rev 3

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1 3 xianfeng
#
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# For a description of the syntax of this configuration file,
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# see Documentation/kbuild/kconfig-language.txt.
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#
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mainmenu "Linux/M32R Kernel Configuration"
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config M32R
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        bool
10
        default y
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config SBUS
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        bool
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config GENERIC_ISA_DMA
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        bool
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        default y
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config ZONE_DMA
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        bool
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        default y
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config GENERIC_HARDIRQS
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        bool
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        default y
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config GENERIC_IRQ_PROBE
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        bool
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        default y
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config NO_IOPORT
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        def_bool y
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config NO_DMA
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        def_bool y
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source "init/Kconfig"
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menu "Processor type and features"
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choice
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        prompt "Platform Type"
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        default PLAT_MAPPI
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config PLAT_MAPPI
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        bool "Mappi-I"
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        help
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          The Mappi-I is an FPGA board for SOC (System-On-a-Chip) prototyping.
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          You can operate a Linux system on this board by using an M32R
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          softmacro core, which is a fully-synthesizable functional model
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          described in Verilog-HDL.
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          The Mappi-I board was the first platform, which had been used
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          to port and develop a Linux system for the M32R processor.
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          Currently, the Mappi-II, an heir to the Mappi-I, is available.
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config PLAT_USRV
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        bool "uServer"
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        select PLAT_HAS_INT1ICU
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config PLAT_M32700UT
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        bool "M32700UT"
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        select PLAT_HAS_INT0ICU
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        select PLAT_HAS_INT1ICU
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        select PLAT_HAS_INT2ICU
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        help
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          The M3T-M32700UT is an evaluation board based on uT-Engine
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          specification.  This board has an M32700 (Chaos) evaluation chip.
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          You can say Y for SMP, because the M32700 is a single chip
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          multiprocessor.
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config PLAT_OPSPUT
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        bool "OPSPUT"
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        select PLAT_HAS_INT0ICU
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        select PLAT_HAS_INT1ICU
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        select PLAT_HAS_INT2ICU
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        help
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          The OPSPUT is an evaluation board based on uT-Engine
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          specification.  This board has a OPSP-REP chip.
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config PLAT_OAKS32R
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        bool "OAKS32R"
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        help
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          The OAKS32R is a tiny, inexpensive evaluation board.
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          Please note that if you say Y here and choose chip "M32102",
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          say N for MMU and select a no-MMU version kernel, otherwise
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          a kernel with MMU support will not work, because the M32102
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          is a microcontroller for embedded systems and it has no MMU.
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config PLAT_MAPPI2
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       bool "Mappi-II(M3A-ZA36/M3A-ZA52)"
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config PLAT_MAPPI3
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       bool "Mappi-III(M3A-2170)"
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config PLAT_M32104UT
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        bool "M32104UT"
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        select PLAT_HAS_INT1ICU
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        help
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          The M3T-M32104UT is an reference board based on uT-Engine
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          specification.  This board has a M32104 chip.
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endchoice
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choice
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        prompt "Processor family"
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        default CHIP_M32700
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config CHIP_M32700
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        bool "M32700 (Chaos)"
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config CHIP_M32102
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        bool "M32102"
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config CHIP_M32104
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        bool "M32104"
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        depends on PLAT_M32104UT
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config CHIP_VDEC2
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       bool "VDEC2"
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config CHIP_OPSP
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       bool "OPSP"
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endchoice
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config MMU
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        bool "Support for memory management hardware"
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        depends on CHIP_M32700 || CHIP_VDEC2 || CHIP_OPSP
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        default y
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config TLB_ENTRIES
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       int "TLB Entries"
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       depends on CHIP_M32700 || CHIP_VDEC2 || CHIP_OPSP
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       default 32 if CHIP_M32700 || CHIP_OPSP
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       default 16 if CHIP_VDEC2
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config ISA_M32R
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        bool
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        depends on CHIP_M32102 || CHIP_M32104
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        default y
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config ISA_M32R2
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        bool
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        depends on CHIP_M32700 || CHIP_VDEC2 || CHIP_OPSP
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        default y
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config ISA_DSP_LEVEL2
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        bool
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        depends on CHIP_M32700 || CHIP_OPSP
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        default y
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config ISA_DUAL_ISSUE
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        bool
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        depends on CHIP_M32700 || CHIP_OPSP
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        default y
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config PLAT_HAS_INT0ICU
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        bool
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        default n
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config PLAT_HAS_INT1ICU
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        bool
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        default n
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config PLAT_HAS_INT2ICU
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        bool
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        default n
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config BUS_CLOCK
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        int "Bus Clock [Hz] (integer)"
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        default "70000000" if PLAT_MAPPI
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        default "25000000" if PLAT_USRV
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        default "50000000" if PLAT_MAPPI3
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        default "50000000" if PLAT_M32700UT
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        default "50000000" if PLAT_OPSPUT
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        default "54000000" if PLAT_M32104UT
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        default "33333333" if PLAT_OAKS32R
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        default "20000000" if PLAT_MAPPI2
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config TIMER_DIVIDE
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        int "Timer divider (integer)"
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        default "128"
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config CPU_LITTLE_ENDIAN
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        bool "Generate little endian code"
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        default n
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config MEMORY_START
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        hex "Physical memory start address (hex)"
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        default "08000000" if PLAT_MAPPI || PLAT_MAPPI2 || PLAT_MAPPI3
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        default "08000000" if PLAT_USRV
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        default "08000000" if PLAT_M32700UT
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        default "08000000" if PLAT_OPSPUT
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        default "04000000" if PLAT_M32104UT
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        default "01000000" if PLAT_OAKS32R
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config MEMORY_SIZE
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        hex "Physical memory size (hex)"
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        default "08000000" if PLAT_MAPPI3
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        default "04000000" if PLAT_MAPPI || PLAT_MAPPI2
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        default "02000000" if PLAT_USRV
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        default "01000000" if PLAT_M32700UT
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        default "01000000" if PLAT_OPSPUT
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        default "01000000" if PLAT_M32104UT
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        default "00800000" if PLAT_OAKS32R
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config NOHIGHMEM
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        bool
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        default y
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config ARCH_DISCONTIGMEM_ENABLE
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        bool "Internal RAM Support"
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        depends on CHIP_M32700 || CHIP_M32102 || CHIP_VDEC2 || CHIP_OPSP || CHIP_M32104
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        default y
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source "mm/Kconfig"
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config IRAM_START
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        hex "Internal memory start address (hex)"
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        default "00f00000" if !CHIP_M32104
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        default "00700000" if CHIP_M32104
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        depends on (CHIP_M32700 || CHIP_M32102 || CHIP_VDEC2 || CHIP_OPSP || CHIP_M32104) && DISCONTIGMEM
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config IRAM_SIZE
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        hex "Internal memory size (hex)"
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        depends on (CHIP_M32700 || CHIP_M32102 || CHIP_VDEC2 || CHIP_OPSP || CHIP_M32104) && DISCONTIGMEM
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        default "00080000" if CHIP_M32700
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        default "00010000" if CHIP_M32102 || CHIP_OPSP || CHIP_M32104
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        default "00008000" if CHIP_VDEC2
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#
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# Define implied options from the CPU selection here
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#
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config RWSEM_GENERIC_SPINLOCK
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        bool
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        depends on M32R
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        default y
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config RWSEM_XCHGADD_ALGORITHM
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        bool
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        default n
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config ARCH_HAS_ILOG2_U32
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        bool
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        default n
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config ARCH_HAS_ILOG2_U64
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        bool
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        default n
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config GENERIC_FIND_NEXT_BIT
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        bool
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        default y
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config GENERIC_HWEIGHT
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        bool
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        default y
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config GENERIC_CALIBRATE_DELAY
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        bool
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        default y
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config SCHED_NO_NO_OMIT_FRAME_POINTER
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        bool
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        default y
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config PREEMPT
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        bool "Preemptible Kernel"
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        help
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          This option reduces the latency of the kernel when reacting to
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          real-time or interactive events by allowing a low priority process to
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          be preempted even if it is in kernel mode executing a system call.
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          This allows applications to run more reliably even when the system is
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          under load.
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          Say Y here if you are building a kernel for a desktop, embedded
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          or real-time system.  Say N if you are unsure.
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config SMP
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        bool "Symmetric multi-processing support"
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        ---help---
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          This enables support for systems with more than one CPU. If you have
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          a system with only one CPU, like most personal computers, say N. If
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          you have a system with more than one CPU, say Y.
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          If you say N here, the kernel will run on single and multiprocessor
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          machines, but will use only one CPU of a multiprocessor machine. If
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          you say Y here, the kernel will run on many, but not all,
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          singleprocessor machines. On a singleprocessor machine, the kernel
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          will run faster if you say N here.
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          People using multiprocessor machines who say Y here should also say
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          Y to "Enhanced Real Time Clock Support", below. The "Advanced Power
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          Management" code will be disabled if you say Y here.
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          See also the ,
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          and the SMP-HOWTO available at
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          .
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          If you don't know what to do here, say N.
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config CHIP_M32700_TS1
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        bool "Workaround code for the M32700 TS1 chip's bug"
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        depends on (CHIP_M32700 && SMP)
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        default n
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config NR_CPUS
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        int "Maximum number of CPUs (2-32)"
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        range 2 32
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        depends on SMP
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        default "2"
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        help
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          This allows you to specify the maximum number of CPUs which this
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          kernel will support.  The maximum supported value is 32 and the
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          minimum value which makes sense is 2.
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          This is purely to save memory - each supported CPU adds
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          approximately eight kilobytes to the kernel image.
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# Common NUMA Features
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config NUMA
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        bool "Numa Memory Allocation Support"
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        depends on SMP && BROKEN
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        default n
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config NODES_SHIFT
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        int
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        default "1"
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        depends on NEED_MULTIPLE_NODES
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# turning this on wastes a bunch of space.
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# Summit needs it only when NUMA is on
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config BOOT_IOREMAP
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        bool
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        depends on NUMA
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        default n
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endmenu
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menu "Bus options (PCI, PCMCIA, EISA, MCA, ISA)"
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config PCI
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        bool "PCI support"
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        depends on BROKEN
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        default n
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        help
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          Find out whether you have a PCI motherboard. PCI is the name of a
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          bus system, i.e. the way the CPU talks to the other stuff inside
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          your box. Other bus systems are ISA, EISA, MicroChannel (MCA) or
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          VESA. If you have PCI, say Y, otherwise N.
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          The PCI-HOWTO, available from
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          , contains valuable
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          information about which PCI hardware does work under Linux and which
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          doesn't.
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362
choice
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        prompt "PCI access mode"
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        depends on PCI
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        default PCI_GOANY
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config PCI_GOBIOS
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        bool "BIOS"
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        ---help---
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          On PCI systems, the BIOS can be used to detect the PCI devices and
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          determine their configuration. However, some old PCI motherboards
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          have BIOS bugs and may crash if this is done. Also, some embedded
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          PCI-based systems don't have any BIOS at all. Linux can also try to
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          detect the PCI hardware directly without using the BIOS.
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          With this option, you can specify how Linux should detect the PCI
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          devices. If you choose "BIOS", the BIOS will be used, if you choose
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          "Direct", the BIOS won't be used, and if you choose "Any", the
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          kernel will try the direct access method and falls back to the BIOS
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          if that doesn't work. If unsure, go with the default, which is
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          "Any".
382
 
383
config PCI_GODIRECT
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        bool "Direct"
385
 
386
config PCI_GOANY
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        bool "Any"
388
 
389
endchoice
390
 
391
config PCI_BIOS
392
        bool
393
        depends on PCI && (PCI_GOBIOS || PCI_GOANY)
394
        default y
395
 
396
config PCI_DIRECT
397
        bool
398
        depends on PCI && (PCI_GODIRECT || PCI_GOANY)
399
        default y
400
 
401
source "drivers/pci/Kconfig"
402
 
403
config ISA
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        bool "ISA support"
405
        help
406
          Find out whether you have ISA slots on your motherboard.  ISA is the
407
          name of a bus system, i.e. the way the CPU talks to the other stuff
408
          inside your box.  If you have ISA, say Y, otherwise N.
409
 
410
source "drivers/pcmcia/Kconfig"
411
 
412
source "drivers/pci/hotplug/Kconfig"
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414
endmenu
415
 
416
 
417
menu "Executable file formats"
418
 
419
source "fs/Kconfig.binfmt"
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421
endmenu
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423
source "net/Kconfig"
424
 
425
source "drivers/Kconfig"
426
 
427
source "fs/Kconfig"
428
 
429
source "kernel/Kconfig.instrumentation"
430
 
431
source "arch/m32r/Kconfig.debug"
432
 
433
source "security/Kconfig"
434
 
435
source "crypto/Kconfig"
436
 
437
source "lib/Kconfig"

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