Leo Duran a05a8a5aa1 MdeModulePkg/Library/BaseSerialPortLib16550: Ensure FIFO Polled Mode
Put the UART in FIFO Polled Mode by clearing IER after setting FCR.
Also, add comments to show DLAB state for registers 0 and 1.

Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Leo Duran <leo.duran@amd.com>
Cc: Star Zeng <star.zeng@intel.com>
CC: Eric Dong <eric.dong@intel.com>
Reviewed-by: Ruiyu Ni <ruiyu.ni@intel.com>
Reviewed-by: Star Zeng <star.zeng@intel.com>
2018-06-11 10:40:20 +08:00
2014-10-14 16:08:15 +00:00
2018-06-07 15:26:27 +08:00

EDK II Project

A modern, feature-rich, cross-platform firmware development environment for the UEFI and PI specifications from www.uefi.org.

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