T3 Support Documentation

For clearer instructions contact support with the distribution and release you are looking to install to resolve the issues described below should they still exist with the release and distribution you're trying to install. The below mostly solves issues with the trackpad and LED keyboard.

# Penguin T3

* CPU : 10th generation Intel LGA1200
* RAM : 8 - 64 GB DDR4 3200
* Storage : 2TB NVMe + 2TB SATA HDD (8TB theoretical)
* Issues : PCIe 0000:00:1d.2 (Ethernet+ CardReader) / `i2c-hid` bug
* Kernel Flags : `irqpoll acpi_osi=! acpi_osi=Linux`
`irqpoll` : "Fixes" the trackpad fallover issue
`acpi_osi` : Addresses the keyboard backlight control issues.

* Compatible Distros (with `irqpoll` kernel flag) :
* Ubuntu 20.04.2 : 5.8.0-40-generic
* Linux Mint 20.1 : linux-generic-hwe-20.04 / 5.8.0-40-generic

* Kernel Compatibility (with `irqpoll` kernel flag):
* Ubuntu 20.04.2 : 5.8.0-40-generic
* Linux Mint 20.1 : linux-hwe-20.04
* linux-libre-5.10.10-gnu

### Linux setup (debian based)

With installation, press `e` with a desired option and add the following before quiet splash :

`irqpoll acpi_osi=! acpi_osi=Linux`

After installation, edit `/etc/default/grub` and change `GRUB_CMDLINE_LINUX_DEFAULT=` to

`GRUB_CMDLINE_LINUX_DEFAULT="irqpoll acpi_osi=! acpi_osi=Linux quiet splash"`

Then make sure to run :

`sudo update-grub`

## Known Issues

### With `irqpoll`
```
[ 4647.824261] pcieport 0000:00:1d.2: AER: PCIe Bus Error: severity=Corrected, type=Data Link Layer, (Transmitter ID)
[ 4647.824268] pcieport 0000:00:1d.2: AER: device [8086:a39a] error status/mask=00001000/00002000
[ 4647.824272] pcieport 0000:00:1d.2: AER: [12] Timeout
[ 4651.885047] pcieport 0000:00:1d.2: AER: Corrected error received: 0000:00:1d.2
[ 4651.885168] pcieport 0000:00:1d.2: AER: PCIe Bus Error: severity=Corrected, type=Data Link Layer, (Transmitter ID)
[ 4651.885174] pcieport 0000:00:1d.2: AER: device [8086:a39a] error status/mask=00001000/00002000
[ 4651.885177] pcieport 0000:00:1d.2: AER: [12] Timeout
[ 4671.242042] pcieport 0000:00:1d.2: AER: Corrected error received: 0000:00:1d.2
[ 4671.242061] pcieport 0000:00:1d.2: AER: PCIe Bus Error: severity=Corrected, type=Data Link Layer, (Transmitter ID)
[ 4671.242063] pcieport 0000:00:1d.2: AER: device [8086:a39a] error status/mask=00001000/00002000
[ 4671.242064] pcieport 0000:00:1d.2: AER: [12] Timeout
```

### i915 : Intel 630 Graphics

`[ 9052.565928] i915 0000:00:02.0: [drm] *ERROR* Atomic update failure on pipe A (start=265305 end=265306) time 406 us, min 1073, max 1079, scanline start 1060, end 1087`

## Without / `i2c-poll`