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252 lines
5.8 KiB
252 lines
5.8 KiB
# For a description of the syntax of this configuration file,
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# see Documentation/kbuild/kconfig-language.txt.
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mainmenu "Linux/Microblaze Kernel Configuration"
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config MICROBLAZE
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def_bool y
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select HAVE_LMB
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select USB_ARCH_HAS_EHCI
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select ARCH_WANT_OPTIONAL_GPIOLIB
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config SWAP
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def_bool n
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config RWSEM_GENERIC_SPINLOCK
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def_bool y
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config RWSEM_XCHGADD_ALGORITHM
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bool
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config ARCH_HAS_ILOG2_U32
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def_bool n
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config ARCH_HAS_ILOG2_U64
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def_bool n
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config GENERIC_FIND_NEXT_BIT
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def_bool y
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config GENERIC_HWEIGHT
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def_bool y
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config GENERIC_HARDIRQS
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def_bool y
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config GENERIC_IRQ_PROBE
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def_bool y
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config GENERIC_CALIBRATE_DELAY
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def_bool y
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config GENERIC_TIME
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def_bool y
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config GENERIC_TIME_VSYSCALL
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def_bool n
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config GENERIC_CLOCKEVENTS
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def_bool y
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config GENERIC_HARDIRQS_NO__DO_IRQ
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def_bool y
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config GENERIC_GPIO
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def_bool y
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config GENERIC_CSUM
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def_bool y
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config PCI
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def_bool n
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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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source "kernel/Kconfig.freezer"
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source "arch/microblaze/platform/Kconfig.platform"
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menu "Processor type and features"
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source kernel/time/Kconfig
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source "kernel/Kconfig.preempt"
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source "kernel/Kconfig.hz"
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config MMU
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bool "MMU support"
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default n
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config NO_MMU
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bool
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depends on !MMU
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default y
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comment "Boot options"
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config CMDLINE_BOOL
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bool "Default bootloader kernel arguments"
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config CMDLINE
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string "Default kernel command string"
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depends on CMDLINE_BOOL
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default "console=ttyUL0,115200"
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help
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On some architectures there is currently no way for the boot loader
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to pass arguments to the kernel. For these architectures, you should
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supply some command-line options at build time by entering them
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here.
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config CMDLINE_FORCE
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bool "Force default kernel command string"
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depends on CMDLINE_BOOL
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default n
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help
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Set this to have arguments from the default kernel command string
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override those passed by the boot loader.
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config OF
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def_bool y
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config PROC_DEVICETREE
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bool "Support for device tree in /proc"
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depends on PROC_FS
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help
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This option adds a device-tree directory under /proc which contains
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an image of the device tree that the kernel copies from Open
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Firmware or other boot firmware. If unsure, say Y here.
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endmenu
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menu "Advanced setup"
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config ADVANCED_OPTIONS
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bool "Prompt for advanced kernel configuration options"
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depends on MMU
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help
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This option will enable prompting for a variety of advanced kernel
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configuration options. These options can cause the kernel to not
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work if they are set incorrectly, but can be used to optimize certain
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aspects of kernel memory management.
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Unless you know what you are doing, say N here.
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comment "Default settings for advanced configuration options are used"
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depends on !ADVANCED_OPTIONS
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config HIGHMEM_START_BOOL
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bool "Set high memory pool address"
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depends on ADVANCED_OPTIONS && HIGHMEM
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help
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This option allows you to set the base address of the kernel virtual
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area used to map high memory pages. This can be useful in
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optimizing the layout of kernel virtual memory.
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Say N here unless you know what you are doing.
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config HIGHMEM_START
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hex "Virtual start address of high memory pool" if HIGHMEM_START_BOOL
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depends on MMU
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default "0xfe000000"
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config LOWMEM_SIZE_BOOL
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bool "Set maximum low memory"
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depends on ADVANCED_OPTIONS
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help
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This option allows you to set the maximum amount of memory which
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will be used as "low memory", that is, memory which the kernel can
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access directly, without having to set up a kernel virtual mapping.
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This can be useful in optimizing the layout of kernel virtual
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memory.
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Say N here unless you know what you are doing.
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config LOWMEM_SIZE
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hex "Maximum low memory size (in bytes)" if LOWMEM_SIZE_BOOL
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depends on MMU
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default "0x30000000"
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config KERNEL_START_BOOL
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bool "Set custom kernel base address"
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depends on ADVANCED_OPTIONS
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help
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This option allows you to set the kernel virtual address at which
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the kernel will map low memory (the kernel image will be linked at
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this address). This can be useful in optimizing the virtual memory
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layout of the system.
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Say N here unless you know what you are doing.
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config KERNEL_START
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hex "Virtual address of kernel base" if KERNEL_START_BOOL
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default "0xc0000000" if MMU
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default KERNEL_BASE_ADDR if !MMU
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config TASK_SIZE_BOOL
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bool "Set custom user task size"
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depends on ADVANCED_OPTIONS
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help
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This option allows you to set the amount of virtual address space
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allocated to user tasks. This can be useful in optimizing the
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virtual memory layout of the system.
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Say N here unless you know what you are doing.
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config TASK_SIZE
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hex "Size of user task space" if TASK_SIZE_BOOL
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depends on MMU
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default "0x80000000"
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config CONSISTENT_START_BOOL
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bool "Set custom consistent memory pool address"
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depends on ADVANCED_OPTIONS && NOT_COHERENT_CACHE
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help
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This option allows you to set the base virtual address
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of the the consistent memory pool. This pool of virtual
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memory is used to make consistent memory allocations.
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config CONSISTENT_START
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hex "Base virtual address of consistent memory pool" if CONSISTENT_START_BOOL
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depends on MMU
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default "0xff100000" if NOT_COHERENT_CACHE
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config CONSISTENT_SIZE_BOOL
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bool "Set custom consistent memory pool size"
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depends on ADVANCED_OPTIONS && NOT_COHERENT_CACHE
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help
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This option allows you to set the size of the the
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consistent memory pool. This pool of virtual memory
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is used to make consistent memory allocations.
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config CONSISTENT_SIZE
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hex "Size of consistent memory pool" if CONSISTENT_SIZE_BOOL
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depends on MMU
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default "0x00200000" if NOT_COHERENT_CACHE
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endmenu
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source "mm/Kconfig"
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menu "Exectuable file formats"
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source "fs/Kconfig.binfmt"
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endmenu
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source "net/Kconfig"
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source "drivers/Kconfig"
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source "fs/Kconfig"
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source "arch/microblaze/Kconfig.debug"
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source "security/Kconfig"
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source "crypto/Kconfig"
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source "lib/Kconfig"
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