89 lines
2.5 KiB
Plaintext
89 lines
2.5 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 EXAMPLES_I2SCHAR
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tristate "I2S character driver test"
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default n
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depends on I2S && AUDIO && DRIVERS_AUDIO && AUDIO_I2SCHAR
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---help---
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Enable the I2S character driver test
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if EXAMPLES_I2SCHAR
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config EXAMPLES_I2SCHAR_DEVPATH
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string "I2S character device path"
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default "/dev/i2schar0"
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---help---
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The default path to the I2S character device. Default: /dev/i2schar0
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config EXAMPLES_I2SCHAR_TX
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bool "Use I2S transmitter"
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default n
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---help---
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This should be set if the I2S device supports a transmitter.
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if EXAMPLES_I2SCHAR_TX
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config EXAMPLES_I2SCHAR_TXBUFFERS
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int "Number of TX buffers"
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default 4
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---help---
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This is the default number of audio buffers to send before the TX
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transfers terminate. When both TX and RX transfers terminate, the
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task exits (and, if an NSH builtin, the i2schar command returns).
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This number can be changed from the NSH command line.
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config EXAMPLES_I2SCHAR_TXSTACKSIZE
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int "Transmitter thread stack size"
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default 1536
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---help---
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This is the stack size to use when starting the transmitter thread.
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endif # EXAMPLES_I2SCHAR_TX
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config EXAMPLES_I2SCHAR_RX
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bool "Use I2S receiver"
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default n
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---help---
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This should be set if the I2S device supports a receiver.
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if EXAMPLES_I2SCHAR_RX
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config EXAMPLES_I2SCHAR_RXBUFFERS
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int "Number of RX buffers"
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default 4
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---help---
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This is the default number of audio buffers to receive before the RX
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transfers terminate. When both TX and RX transfers terminate, the
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task exits (and, if an NSH builtin, the i2schar command returns).
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This number can be changed from the NSH command line.
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config EXAMPLES_I2SCHAR_RXSTACKSIZE
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int "Receiver thread stack size"
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default 1536
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---help---
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This is the stack size to use when starting the receiver thread.
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endif # EXAMPLES_I2SCHAR_RX
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config EXAMPLES_I2SCHAR_BUFSIZE
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int "Audio payload size"
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default 256
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---help---
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The size of the data payload in one audio buffer in bytes. Applies
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to both TX and RX audio buffers.
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config EXAMPLES_I2SCHAR_DEVINIT
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bool "Architecture-specific device initialization"
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default 256
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depends on !BUILD_PROTECTED && !BUILD_LOADABLE
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---help---
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Define if architecture-specific I2S device initialize is available.
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If defined, the platform specific code must provide a function
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i2schar_devinit() that will be called each time that this test
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executes. Not available in the kernel build mode.
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endif
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