Corelogs adapter

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Corelogs adapter 1.png

FT232H adapter: get & send the logs of coreboot
FT232BL adapter: receive the text of the coreboot logs

Corelogs adapter 2.png

FT232H & FT232BL wiring: AD0(TX) to RXD, AD1(RX) to TXD, and unite the two GNDs

Corelogs adapter 3.png

FT232H adapter: get & send the logs of coreboot
FT232BL adapter: receive the text of the coreboot logs

Corelogs adapter 4.png

"corelogs" adapter
Using a pair of USB extension cables, plug FT232H into the coreboot'ed PC's USB 2.0 port.
CONFIG_USBDEBUG_DONGLE_FTDI_FT232H option should be enabled at coreboot's .config.
And plug FT232BL - to a USB port of another PC with
" sudo screen /dev/ttyUSB? 115200 " Ctrl+a Shift+h "
launched - to capture a log to screenlog.0