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Merged
widgetii merged 1 commit into from
May 3, 2026
Merged

Add sensor driver extraction toolkit and trace --output= flag #145

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2 changes: 2 additions & 0 deletions .gitignore
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Original file line number Diff line number Diff line change
@@ -1,3 +1,5 @@
.clangd
build
build-arm*
compile_commands.json
tools/dumps/
10 changes: 8 additions & 2 deletions README.md
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Expand Up @@ -310,12 +310,18 @@ sensors:
# ipctool --script reginfo
```

* Advanced replacement of `strace`:
* Advanced replacement of `strace`, with sensor-aware decoding of I2C/SPI
ioctls and HiSilicon MIPI/VI structs:

```console
# ipctool trace /usr/bin/Sofia
# ipctool trace --output=/tmp/sofia-trace.log /usr/bin/Sofia
```

For a complete recipe — building a portable binary, capturing on
OpenIPC/Majestic and XiongMai/Sofia firmwares, and converting the
trace into a buildable sensor driver scaffold — see
[docs/sensor-driver-extraction.md](docs/sensor-driver-extraction.md).

### To help the researcher

On Ingenic devices, the original Sensor I2C address needs to be right shifted by 1bit, example:
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