From 077af17ad029c326f755c1b44c158e9f75ba0064 Mon Sep 17 00:00:00 2001
From: Heyi Guo <heyi.guo@linaro.org>
Date: Thu, 17 Mar 2016 22:36:52 +0800
Subject: [PATCH] MdePkg: Add PCD for UART default receive FIFO depth

PcdUartDefaultReceiveFifoDepth is added to indicate UART default
receive FIFO depth.
Type of UINT16 is enough for FIFO depth.

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Heyi Guo <heyi.guo@linaro.org>
Cc: Michael D Kinney <michael.d.kinney@intel.com>
Cc: Liming Gao <liming.gao@intel.com>
Reviewed-by: Ruiyu Ni <ruiyu.ni@intel.com>
---
 MdePkg/MdePkg.dec | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/MdePkg/MdePkg.dec b/MdePkg/MdePkg.dec
index 47a1cd7a8c..6f416fdfd4 100644
--- a/MdePkg/MdePkg.dec
+++ b/MdePkg/MdePkg.dec
@@ -2074,6 +2074,10 @@
   # @ValidRange 0x80000001 | 0 - 4
   gEfiMdePkgTokenSpaceGuid.PcdDefaultTerminalType|0|UINT8|0x00000024
 
+  ## Indicates the receive FIFO depth of UART controller.<BR><BR>
+  # @Prompt Default UART Receive FIFO Depth.
+  gEfiMdePkgTokenSpaceGuid.PcdUartDefaultReceiveFifoDepth|1|UINT16|0x00000030
+
   ## Error level for hardware recorder.
   #  If value 0, platform does not support feature of hardware error record.
   # @Prompt Error Level For Hardware Recorder