UnixPkg: Mark as deprecated (replaced by EmulatorPkg)

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Jordan Justen <jordan.l.justen@intel.com>

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13784 6f19259b-4bc3-4df7-8a09-765794883524
diff --git a/UnixPkg/Deprecated.txt b/UnixPkg/Deprecated.txt
new file mode 100644
index 0000000..5ffad5f
--- /dev/null
+++ b/UnixPkg/Deprecated.txt
@@ -0,0 +1,5 @@
+UnixPkg is deprecated.
+
+The same functionality is supported using the EmulatorPkg.
+Please see EmulatorPkg/README for more information about EmulatorPkg.
+
diff --git a/UnixPkg/build.sh b/UnixPkg/build.sh
index 2498914..5d3d8a5 100755
--- a/UnixPkg/build.sh
+++ b/UnixPkg/build.sh
@@ -118,5 +118,6 @@
 echo $PATH
 echo `which build`
 build -p $WORKSPACE/UnixPkg/UnixPkg.dsc         -a IA32 -t $TARGET_TOOLS $NETWORK_SUPPORT -n 3 $1 $2 $3 $4 $5 $6 $7 $8
+echo NOTE: UnixPkg is deprecated. Please see UnixPkg/Deprecated.txt for more information.
 exit $?
 
diff --git a/UnixPkg/build64.sh b/UnixPkg/build64.sh
index e524faf..7f2206f 100755
--- a/UnixPkg/build64.sh
+++ b/UnixPkg/build64.sh
@@ -124,5 +124,6 @@
 build -p $WORKSPACE/UnixPkg/UnixPkgX64.dsc      -a X64 -t $TARGET_TOOLS -D SEC_ONLY -n 3 $1 $2 $3 $4 $5 $6 $7 $8  modules
 build -p $WORKSPACE/UnixPkg/UnixPkgX64.dsc      -a X64 -t $UNIXPKG_TOOLS $NETWORK_SUPPORT -n 3 $1 $2 $3 $4 $5 $6 $7 $8
 cp $WORKSPACE/Build/UnixX64/DEBUG_"$TARGET_TOOLS"/X64/SecMain $WORKSPACE/Build/UnixX64/DEBUG_"$UNIXPKG_TOOLS"/X64
+echo NOTE: UnixPkg is deprecated. Please see UnixPkg/Deprecated.txt for more information.
 exit $?
 
diff --git a/UnixPkg/readme.txt b/UnixPkg/readme.txt
index f28d626..4166306 100644
--- a/UnixPkg/readme.txt
+++ b/UnixPkg/readme.txt
@@ -1,3 +1,7 @@
+Deprecation Notice
+==================
+UnixPkg is deprecated. Please see UnixPkg/Deprecated.txt for more information.
+
 Unix Simulation Platform
 ========================