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chromebox_10th_audio_driver/audio_topology/collected/README_TRACE_KAISA.md
2026-04-04 07:45:01 +00:00

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KaisaSOF 观测日志存放说明

本目录用于存放 jack-Kaisa 真机 在开启 dynamic_debugsnd_sof sof_debug=0x800 后采集的 dmesg用于分析 STREAM_PCM_PARAMS 失败时的 IPC 载荷。

命名建议

dmesg_sof_TRACE_STREAM_PCM_PARAMS_jack-Kaisa_<uname -r>_<YYYYMMDD_HHMMSS>.txt

示例:dmesg_sof_TRACE_STREAM_PCM_PARAMS_jack-Kaisa_6.17.0-19-generic_20260404_153000.txt

已有基线(无载荷 dump

  • dmesg_sof_STREAM_PCM_PARAMS_HDMI3_jack-Kaisa_6.17.0-19-generic_20260404.txt — 含 ipc tx error / pcm4(HDMI3) / stream_tag 1
  • uname_dpkg_linux-image_jack-Kaisa_6.17.0-19_20260404.txt — 自编 unsigned 内核生效证明

操作步骤

见仓库 docs/OPERATION_Kaisa_SOF_HDMI_Trace.md;一键辅助脚本:scripts/collect-kaisa-sof-trace.sh(需 root