90 lines
2.1 KiB
Plaintext
90 lines
2.1 KiB
Plaintext
#
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# For a description of the syntax of this configuration file,
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# see the file kconfig-language.txt in the NuttX tools repository.
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#
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config DEV_SIMPLE_ADDRENV
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bool "Simple AddrEnv"
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default n
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config DEV_NULL
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bool "Enable /dev/null"
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default y
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config DEV_ZERO
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bool "Enable /dev/zero"
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default n
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config DRVR_MKRD
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bool "RAM disk wrapper (mkrd)"
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default n
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---help---
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Build the mkrd() function which serves as a wrapper to simplify
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creation of RAM disks. If the boardctrl() interface is enabled,
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the selecting this option will also enable the BOARDIOC_MKRD
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command that will support creation of RAM disks from applications.
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# ARCH needs to support memory access while CPU is running to be able to use
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# the LWL CONSOLE
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config ARCH_HAVE_RDWR_MEM_CPU_RUN
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bool
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default n
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config LWL_CONSOLE
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bool "Lightweight Link Console Support"
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default n
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depends on DEV_CONSOLE && ARCH_HAVE_RDWR_MEM_CPU_RUN
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---help---
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Use the lightweight link console which provides console over a
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debug channel by means of shared memory. A terminal application
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for openocd as the debugger is available in tools/ocdconsole.py.
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menu "Buffering"
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config DRVR_WRITEBUFFER
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bool "Enable write buffer support"
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default n
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---help---
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Enable generic write buffering support that can be used by a variety
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of drivers.
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if DRVR_WRITEBUFFER
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config DRVR_WRDELAY
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int "Write flush delay"
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default 350
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---help---
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If there is no write activity for this configured amount of time,
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then the contents will be automatically flushed to the media. This
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reduces the likelihood that data will be stuck in the write buffer
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at the time of power down.
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endif # DRVR_WRITEBUFFER
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config DRVR_READAHEAD
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bool "Enable read-ahead buffer support"
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default n
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---help---
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Enable generic read-ahead buffering support that can be used by a
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variety of drivers.
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if DRVR_WRITEBUFFER || DRVR_READAHEAD
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config DRVR_READBYTES
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bool "Support byte read method"
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default y if MTD_BYTE_WRITE
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default n if !MTD_BYTE_WRITE
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config DRVR_REMOVABLE
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bool "Support removable media"
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default n
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config DRVR_INVALIDATE
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bool "Support cache invalidation"
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default n
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endif # DRVR_WRITEBUFFER || DRVR_READAHEAD
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endmenu # Buffering
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