79 lines
2.6 KiB
Plaintext
79 lines
2.6 KiB
Plaintext
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What: /sys/devices/platform/soc@X/XXXXXXX.ipa/
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Date: June 2021
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KernelVersion: v5.14
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Contact: Alex Elder <elder@kernel.org>
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Description:
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The /sys/devices/platform/soc@X/XXXXXXX.ipa/ directory
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contains read-only attributes exposing information about
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an IPA device. The X values could vary, but are typically
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"soc@0/1e40000.ipa".
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What: .../XXXXXXX.ipa/version
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Date: June 2021
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KernelVersion: v5.14
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Contact: Alex Elder <elder@kernel.org>
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Description:
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The .../XXXXXXX.ipa/version file contains the IPA hardware
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version, as a period-separated set of two or three integers
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(e.g., "3.5.1" or "4.2").
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What: .../XXXXXXX.ipa/feature/
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Date: June 2021
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KernelVersion: v5.14
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Contact: Alex Elder <elder@kernel.org>
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Description:
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The .../XXXXXXX.ipa/feature/ directory contains a set of
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attributes describing features implemented by the IPA
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hardware.
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What: .../XXXXXXX.ipa/feature/rx_offload
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Date: June 2021
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KernelVersion: v5.14
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Contact: Alex Elder <elder@kernel.org>
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Description:
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The .../XXXXXXX.ipa/feature/rx_offload file contains a
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string indicating the type of receive checksum offload
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that is supported by the hardware. The possible values
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are "MAPv4" or "MAPv5".
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What: .../XXXXXXX.ipa/feature/tx_offload
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Date: June 2021
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KernelVersion: v5.14
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Contact: Alex Elder <elder@kernel.org>
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Description:
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The .../XXXXXXX.ipa/feature/tx_offload file contains a
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string indicating the type of transmit checksum offload
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that is supported by the hardware. The possible values
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are "MAPv4" or "MAPv5".
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What: .../XXXXXXX.ipa/modem/
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Date: June 2021
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KernelVersion: v5.14
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Contact: Alex Elder <elder@kernel.org>
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Description:
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The .../XXXXXXX.ipa/modem/ directory contains a set of
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attributes describing properties of the modem execution
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environment reachable by the IPA hardware.
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What: .../XXXXXXX.ipa/modem/rx_endpoint_id
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Date: June 2021
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KernelVersion: v5.14
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Contact: Alex Elder <elder@kernel.org>
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Description:
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The .../XXXXXXX.ipa/feature/rx_endpoint_id file contains
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the AP endpoint ID that receives packets originating from
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the modem execution environment. The "rx" is from the
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perspective of the AP; this endpoint is considered an "IPA
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producer". An endpoint ID is a small unsigned integer.
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What: .../XXXXXXX.ipa/modem/tx_endpoint_id
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Date: June 2021
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KernelVersion: v5.14
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Contact: Alex Elder <elder@kernel.org>
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Description:
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The .../XXXXXXX.ipa/feature/tx_endpoint_id file contains
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the AP endpoint ID used to transmit packets destined for
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the modem execution environment. The "tx" is from the
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perspective of the AP; this endpoint is considered an "IPA
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consumer". An endpoint ID is a small unsigned integer.
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