34 lines
1.4 KiB
Markdown
34 lines
1.4 KiB
Markdown
# PicoShim
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## The smallest shim to ever come out (so far)
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### THIS REQUIRES A USB AND BASIC INSTRUCTION FOLLOWING SKILLS
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## How to use this
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**1.** Find your board, this can be done by going to `chrome://version` and then looking for the "Platform" entry. <br />
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**1a.** Once found, look at the **last** word in the line, that is your board.<br />
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**2.** Download a shim at https://dl.kxtz.dev/ChromeOS/shims/PicoShim<br />
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**3.** Open the Chrome Recovery Utility (or flasher of your choice) and open the file, and then select your USB.<br />
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**4.** Once the image is done flashing, remove all external media (CD, USB, SD) and press ESC+REFRESH+PWR<br />
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**5.** Insert your newly-flashed USB <br />
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**6.** enjoy the smallest shim thats bootable with MP keys as of 9/11/24<br />
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## How to compile a shim
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**1.** Clone the repository with `git`, `git clone https://git.kxtz.dev/PicoShim`<br />
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**1a.** If git.kxtz.dev is down, you can use <https://github.com/kxtzownsu/PicoShim><br />
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**2.** cd into the newly-cloned repo with `cd PicoShim`<br />
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**3.** cd into the `builder` folder<br />
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**4.** Move your shim into the `builder` folder <br />
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**5.** Run `sudo bash picobuilder.sh /path/to/shim.bin`<br />
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**6.** Your shim should now be less than 50MiB when done.<br />
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## GitHub
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https://github.com/kxtzownsu/PicoShim
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## Credits
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kxtzownsu - writing picoshim & the builder
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ading2210 (vk6) - the extract_initramfs code
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BinBashBanana (OlyB) - the shim shrinking code
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