From 5d10269c06d0d0f8f0982c90679c1f437c9909b5 Mon Sep 17 00:00:00 2001
From: xgu3 <xgu3@6f19259b-4bc3-4df7-8a09-765794883524>
Date: Thu, 5 Apr 2007 09:04:12 +0000
Subject: To fix USB Keyboard driver should add F11, F12 support DxeIpl should
 not hardcode 36bit address

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@2543 6f19259b-4bc3-4df7-8a09-765794883524
---
 EdkModulePkg/Bus/Usb/UsbKb/Dxe/keyboard.c         |  5 +++--
 EdkModulePkg/Core/DxeIplPeim/Ia32/VirtualMemory.c | 15 +++++++--------
 2 files changed, 10 insertions(+), 10 deletions(-)

diff --git a/EdkModulePkg/Bus/Usb/UsbKb/Dxe/keyboard.c b/EdkModulePkg/Bus/Usb/UsbKb/Dxe/keyboard.c
index 79eded33c3..64bbd30d4b 100644
--- a/EdkModulePkg/Bus/Usb/UsbKb/Dxe/keyboard.c
+++ b/EdkModulePkg/Bus/Usb/UsbKb/Dxe/keyboard.c
@@ -93,8 +93,8 @@ UINT8 KeyConvertionTable[USB_KEYCODE_MAX_MAKE][3] = {
   { SCAN_F8,        0x00,     0x00 },     // 0x41
   { SCAN_F9,        0x00,     0x00 },     // 0x42
   { SCAN_F10,       0x00,     0x00 },     // 0x43
-  { SCAN_NULL,      0x00,     0x00 },     // 0x44   F11
-  { SCAN_NULL,      0x00,     0x00 },     // 0x45   F12
+  { SCAN_F11,      0x00,     0x00 },     // 0x44   F11
+  { SCAN_F12,      0x00,     0x00 },     // 0x45   F12
   { SCAN_NULL,      0x00,     0x00 },     // 0x46   PrintScreen
   { SCAN_NULL,      0x00,     0x00 },     // 0x47   Scroll Lock
   { SCAN_NULL,      0x00,     0x00 },     // 0x48   Pause
@@ -289,6 +289,7 @@ InitUSBKeyboard (
   UsbKeyboardDevice->ShiftOn    = 0;
   UsbKeyboardDevice->NumLockOn  = 0;
   UsbKeyboardDevice->CapsOn     = 0;
+  UsbKeyboardDevice->ScrollOn   = 0;  
   ZeroMem (UsbKeyboardDevice->LastKeyCodeArray, sizeof (UINT8) * 8);
 
   //
diff --git a/EdkModulePkg/Core/DxeIplPeim/Ia32/VirtualMemory.c b/EdkModulePkg/Core/DxeIplPeim/Ia32/VirtualMemory.c
index 609fea2eca..89b18c36f8 100644
--- a/EdkModulePkg/Core/DxeIplPeim/Ia32/VirtualMemory.c
+++ b/EdkModulePkg/Core/DxeIplPeim/Ia32/VirtualMemory.c
@@ -57,7 +57,6 @@ Returns:
 
 --*/
 {  
-  UINT32                                        RegEax;
   UINT8                                         PhysicalAddressBits;
   EFI_PHYSICAL_ADDRESS                          PageAddress;
   UINTN                                         IndexOfPml4Entries;
@@ -71,16 +70,16 @@ Returns:
   PAGE_TABLE_ENTRY                              *PageDirectoryEntry;
   UINTN                                         TotalPagesNum;
   UINTN                                         BigPageAddress;
+  VOID                                          *Hob;
 
   //
-  // Get physical address bits supported.
+  // Get physical address bits supported from CPU HOB.
   //
-  AsmCpuid (0x80000000, &RegEax, NULL, NULL, NULL);
-  if (RegEax >= 0x80000008) {
-    AsmCpuid (0x80000008, &RegEax, NULL, NULL, NULL);
-    PhysicalAddressBits = (UINT8) RegEax;
-  } else {
-    PhysicalAddressBits = 36;
+  PhysicalAddressBits = 36;
+  
+  Hob = GetFirstHob (EFI_HOB_TYPE_CPU);
+  if (Hob != NULL) {
+    PhysicalAddressBits = ((EFI_HOB_CPU *) Hob)->SizeOfMemorySpace;    
   }
 
   //
-- 
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