6ea06038d9
Allowing message callback execution from the USBD thread saves about 800 bytes. For small devices, the option can be useful to reduce flash/RAM usage, those with enough resources should not bother about it. Signed-off-by: Johann Fischer <johann.fischer@nordicsemi.no>
103 lines
2.4 KiB
Plaintext
103 lines
2.4 KiB
Plaintext
# Copyright (c) 2022 Nordic Semiconductor ASA
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#
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# SPDX-License-Identifier: Apache-2.0
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menuconfig USB_DEVICE_STACK_NEXT
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bool "New USB device stack [EXPERIMENTAL]"
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select EXPERIMENTAL
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select UDC_DRIVER
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imply HWINFO
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help
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New experimental USB device stack.
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if USB_DEVICE_STACK_NEXT
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module = USBD
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module-str = usbd
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source "subsys/logging/Kconfig.template.log_config"
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choice USBD_MAX_SPEED_CHOICE
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prompt "Max supported connection speed"
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default USBD_MAX_SPEED_HIGH if UDC_DRIVER_HAS_HIGH_SPEED_SUPPORT
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default USBD_MAX_SPEED_FULL
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config USBD_MAX_SPEED_HIGH
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bool "High-Speed"
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depends on UDC_DRIVER_HAS_HIGH_SPEED_SUPPORT
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config USBD_MAX_SPEED_FULL
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bool "Full-Speed"
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depends on !UDC_DRIVER_HIGH_SPEED_SUPPORT_ENABLED
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endchoice
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config USBD_MAX_SPEED
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int
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default 0 if USBD_MAX_SPEED_FULL
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default 1 if USBD_MAX_SPEED_HIGH
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config USBD_BOS_SUPPORT
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bool "USB device BOS support"
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default y
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help
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BOS support can be disabled if the application does not use a BOS
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descriptor.
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config USBD_VREQ_SUPPORT
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bool "USB device vendor request support"
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default y
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help
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Allow the application to register a handler for the vendor request
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with the recipient device.
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config USBD_SHELL
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bool "USB device shell"
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depends on SHELL
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help
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Enable USB device shell.
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config USBD_THREAD_INIT_PRIO
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int
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default 90
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help
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USB device thread initialization priority level.
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config USBD_THREAD_STACK_SIZE
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int "USB device stack thread stack size"
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default 1024
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help
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USB device stack thread stack size in bytes.
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config USBD_MAX_UDC_MSG
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int "Maximum number of UDC events"
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default 10
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help
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Maximum number of USB device controller events that can be queued.
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config USBD_MSG_SLAB_COUNT
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int "Maximum number of USB device notification messages"
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range 4 64
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default 8
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help
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Maximum number of USB device notification messages that can be queued.
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config USBD_MSG_DEFERRED_MODE
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bool "Execute message callback from system workqueue"
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default y
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help
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Execute message callback from system workqueue. If disabled, message
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callback will be executed in the device stack context.
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config USBD_MSG_WORK_DELAY
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int "USB device notification messages work delay" if USBD_MSG_DEFERRED_MODE
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range 1 100
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default 1
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help
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Message work may need to be delayed because the device stack is not
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yet ready to publish the message. The delay unit is milliseconds.
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rsource "class/Kconfig"
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rsource "app/Kconfig.cdc_acm_serial"
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endif # USB_DEVICE_STACK_NEXT
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