This is the debug UART found in Apple SoCs. Tested on M1 MacBook Air. Registers definitions were taken from: - https://github.com/AsahiLinux/m1n1/blob/18eb02fa92789dfcdab8e00e8b1cace7ab002718/src/uart_regs.h - https://www.sistemasorp.es/blog/S3C2410%20-%20datasheet.pdf Change-Id: I2e4c8b7927fc823cedca421e1a2623b91f5ef112 Reviewed-on: https://review.haiku-os.org/c/haiku/+/10480 Reviewed-by: waddlesplash <[email protected]>