From 9875a3e33e65041577fdbf57da9fb31f93e9e1b8 Mon Sep 17 00:00:00 2001
From: jljusten <jljusten@6f19259b-4bc3-4df7-8a09-765794883524>
Date: Wed, 23 Mar 2011 02:11:31 +0000
Subject: [PATCH] MdeModulePkg Terminal: Add text mode for PcdConOutColumn/Row

Add a new text mode with a resolution of PcdConOutColumn x PcdConOutRow.

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@11416 6f19259b-4bc3-4df7-8a09-765794883524
---
 .../Universal/Console/TerminalDxe/Terminal.c     |  2 +-
 .../Universal/Console/TerminalDxe/Terminal.h     |  6 ++++++
 .../Console/TerminalDxe/TerminalConOut.c         | 16 +++++++++++++---
 .../Console/TerminalDxe/TerminalDxe.inf          |  4 ++++
 4 files changed, 24 insertions(+), 4 deletions(-)

diff --git a/MdeModulePkg/Universal/Console/TerminalDxe/Terminal.c b/MdeModulePkg/Universal/Console/TerminalDxe/Terminal.c
index 04c79aff5a..313092c2c9 100644
--- a/MdeModulePkg/Universal/Console/TerminalDxe/Terminal.c
+++ b/MdeModulePkg/Universal/Console/TerminalDxe/Terminal.c
@@ -724,7 +724,7 @@ TerminalDriverBindingStart (
                          );
     SimpleTextOutput->Mode = &TerminalDevice->SimpleTextOutputMode;
 
-    TerminalDevice->SimpleTextOutputMode.MaxMode = 3;
+    TerminalDevice->SimpleTextOutputMode.MaxMode = TERMINAL_MAX_MODE;
     //
     // For terminal devices, cursor is always visible
     //
diff --git a/MdeModulePkg/Universal/Console/TerminalDxe/Terminal.h b/MdeModulePkg/Universal/Console/TerminalDxe/Terminal.h
index 8a6e997916..34c1c02f3d 100644
--- a/MdeModulePkg/Universal/Console/TerminalDxe/Terminal.h
+++ b/MdeModulePkg/Universal/Console/TerminalDxe/Terminal.h
@@ -143,6 +143,12 @@ typedef union {
 #define MODE2_COLUMN_COUNT        100
 #define MODE2_ROW_COUNT           31
 
+//
+// MODE3 is defined by PcdConOutColumn & PcdConOutRow
+//
+
+#define TERMINAL_MAX_MODE 4
+
 #define BACKSPACE                 8
 #define ESC                       27
 #define CSI                       0x9B
diff --git a/MdeModulePkg/Universal/Console/TerminalDxe/TerminalConOut.c b/MdeModulePkg/Universal/Console/TerminalDxe/TerminalConOut.c
index 2f1762f037..8f2675228f 100644
--- a/MdeModulePkg/Universal/Console/TerminalDxe/TerminalConOut.c
+++ b/MdeModulePkg/Universal/Console/TerminalDxe/TerminalConOut.c
@@ -205,7 +205,7 @@ TerminalConOutOutputString (
   //
   Mode = This->Mode;
 
-  if (Mode->Mode > 2) {
+  if (Mode->Mode >= TERMINAL_MAX_MODE) {
     return EFI_UNSUPPORTED;
   }
 
@@ -414,7 +414,7 @@ TerminalConOutQueryMode (
   OUT UINTN                            *Rows
   )
 {
-  if (This->Mode->MaxMode > 3) {
+  if (This->Mode->MaxMode > TERMINAL_MAX_MODE) {
     return EFI_DEVICE_ERROR;
   }
 
@@ -430,6 +430,16 @@ TerminalConOutQueryMode (
     *Columns  = MODE2_COLUMN_COUNT;
     *Rows     = MODE2_ROW_COUNT;
     return EFI_SUCCESS;
+  } else if (ModeNumber == 3) {
+    *Columns  = (UINTN) PcdGet32 (PcdConOutColumn);
+    if (*Columns == 0) {
+      *Columns = MODE0_COLUMN_COUNT;
+    }
+    *Rows  = (UINTN) PcdGet32 (PcdConOutRow);
+    if (*Rows == 0) {
+      *Rows     = MODE0_ROW_COUNT;
+    }
+    return EFI_SUCCESS;
   }
 
   return EFI_UNSUPPORTED;
@@ -466,7 +476,7 @@ TerminalConOutSetMode (
   //
   TerminalDevice = TERMINAL_CON_OUT_DEV_FROM_THIS (This);
 
-  if (ModeNumber > 2) {
+  if (ModeNumber >= TERMINAL_MAX_MODE) {
     return EFI_UNSUPPORTED;
   }
 
diff --git a/MdeModulePkg/Universal/Console/TerminalDxe/TerminalDxe.inf b/MdeModulePkg/Universal/Console/TerminalDxe/TerminalDxe.inf
index a20ade2a31..7d67eba81a 100644
--- a/MdeModulePkg/Universal/Console/TerminalDxe/TerminalDxe.inf
+++ b/MdeModulePkg/Universal/Console/TerminalDxe/TerminalDxe.inf
@@ -44,6 +44,7 @@
 
 [Packages]
   MdePkg/MdePkg.dec
+  MdeModulePkg/MdeModulePkg.dec
 
 [LibraryClasses]
   DevicePathLib
@@ -74,6 +75,8 @@
 
 [Pcd]
   gEfiMdePkgTokenSpaceGuid.PcdDefaultTerminalType
+  gEfiMdeModulePkgTokenSpaceGuid.PcdConOutColumn
+  gEfiMdeModulePkgTokenSpaceGuid.PcdConOutRow
 
 # [Event]
 #   ##
@@ -82,3 +85,4 @@
 #   EVENT_TYPE_RELATIVE_TIMER                   ## PRODUCES
 #
 #
+
-- 
2.39.2