# kgpe: platform-specific notes

## quirks

### hang during boot if vga enabled

If the system hangs on startup before attempting to boot the
ownerboot Linux kernel, and the last few messages you see on the
console look like the following, try disabling the on-board VGA
output (move jumper `VGA_SW1` to the two pins closest to the pci
slots):

```
...
PCI: 00:14.1 10 <- [0x0000003030 - 0x0000003037] size 0x00000008 gran 0x03 io
PCI: 00:14.1 14 <- [0x0000003048 - 0x000000304b] size 0x00000004 gran 0x02 io
PCI: 00:14.1 18 <- [0x0000003038 - 0x000000303f] size 0x00000008 gran 0x03 io
PCI: 00:14.1 1c <- [0x000000304c - 0x000000304f] size 0x00000004 gran 0x02 io
PCI: 00:14.1 20 <- [0x0000003010 - 0x000000301f] size 0x00000010 gran 0x04 io
PCI: 00:14.2 10 <- [0x00f0404000 - 0x00f0407fff] size 0x00004000 gran 0x0e mem64
PCI: 00:14.3 a0 <- [0x00f0410000 - 0x00f0410000] size 0x00000001 gran 0x00 mem
```