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Update readme with dependencies and updated build instructions#211

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mfield4 wants to merge 2 commits intogoogle:mainfrom
mfield4:readme-update
Open

Update readme with dependencies and updated build instructions#211
mfield4 wants to merge 2 commits intogoogle:mainfrom
mfield4:readme-update

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@mfield4
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@mfield4 mfield4 commented Feb 18, 2026

  • Update readme with dependencies and updated build instructions.
  • Update htool output to reflect current state of the tool.

README.md Outdated
spi passthrough on/off - Enable/Disable SPS->SPI passthrough.
target reset on/off/pulse - Control the target device reset pin.
console - Open a console for communicating with the RoT.
payload status/update/read/info - Manage Titan payload images.
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nit: payload getstatus is also available, and has different data as compared to payload status

README.md Outdated
i2c detect/read/write/muxctrl - Perform I2C transactions or control I2C mux.
rot_usb muxctrl - Control USB mux select.
jtag read_idcode/test_bypass/verify_pld - Perform JTAG operations.
storage read/write/delete - Manage controlled storage.
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There seems to be missing commands (authz_host_command, key_rotation, etc.). But they can be added later

htool is a command line tool for performing basic actions against a hoth RoT.

```
$ htool
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Which version of htool did you use here? I see missing fields and options on the following commands

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Copy paste mistake, updated and fixed

@mfield4
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mfield4 commented Feb 20, 2026

Still figuring out hardware setup, so I can't add any updated output for actually sending payloads etc

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