MdeModulePkg/UefiPxeBcDxe: Refine the PXE boot displayed information

This path is to refine the PXE boot displayed information so as to
in line with NetworkPkg/UefiPxeBcDxe driver.

Cc: Ye Ting <ting.ye@intel.com>
Cc: Fu Siyuan <siyuan.fu@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Wu Jiaxin <jiaxin.wu@intel.com>
Reviewed-by: Ye Ting <ting.ye@intel.com>
Reviewed-by: Fu Siyuan <siyuan.fu@intel.com>

MdeModulePkg/Universal/Network/UefiPxeBcDxe/PxeBcImpl.c

@@ -338,6 +338,8 @@ EfiPxeBcStart (
     return EFI_UNSUPPORTED;
   }
 
+  AsciiPrint ("\n>>Start PXE over IPv4");
+
   //
   // Configure the udp4 instance to let it receive data
   //
@@ -667,6 +669,11 @@ EfiPxeBcDhcp (
   //
   Status = PxeBcCheckSelectedOffer (Private);
 
+  AsciiPrint ("\n  Station IP address is ");
+
+  PxeBcShowIp4Addr (&Private->StationIp.v4);
+  AsciiPrint ("\n");
+
 ON_EXIT:
   if (EFI_ERROR (Status)) {
     Dhcp4->Stop (Dhcp4);
@@ -2740,6 +2747,14 @@ DiscoverBootFile (
 
   Private->FileSize = (UINTN) *BufferSize;
 
+  //
+  // Display all the information: boot server address, boot file name and boot file size.
+  //
+  AsciiPrint ("\n  Server IP address is ");
+  PxeBcShowIp4Addr (&Private->ServerIp.v4);
+  AsciiPrint ("\n  NBP filename is %a", Private->BootFileName);
+  AsciiPrint ("\n  NBP filesize is %d Bytes", Private->FileSize);
+
   return Status;
 }
 
@@ -2855,6 +2870,7 @@ EfiPxeLoadFile (
     if (sizeof (UINTN) < sizeof (UINT64) && (TmpBufSize > 0xFFFFFFFF)) {
       Status = EFI_DEVICE_ERROR;
     } else if (TmpBufSize > 0 && *BufferSize >= (UINTN) TmpBufSize && Buffer != NULL) {
+      AsciiPrint ("\n Downloading NBP file...\n");
       *BufferSize = (UINTN) TmpBufSize;
       Status = PxeBc->Mtftp (
                         PxeBc,
@@ -2879,6 +2895,7 @@ EfiPxeLoadFile (
     //
     // Download the file.
     //
+    AsciiPrint ("\n Downloading NBP file...\n");
     TmpBufSize = (UINT64) (*BufferSize);
     Status = PxeBc->Mtftp (
                       PxeBc,
@@ -2913,6 +2930,7 @@ EfiPxeLoadFile (
   // Check download status
   //
   if (Status == EFI_SUCCESS) {
+    AsciiPrint ("\n  NBP file downloaded successfully.\n");
     //
     // The DHCP4 can have only one configured child instance so we need to stop
     // reset the DHCP4 child before we return. Otherwise the other programs which 

MdeModulePkg/Universal/Network/UefiPxeBcDxe/PxeBcSupport.c

@@ -1,7 +1,7 @@
 /** @file
   Support routines for PxeBc.
 
-Copyright (c) 2007 - 2016, Intel Corporation. All rights reserved.<BR>
+Copyright (c) 2007 - 2017, Intel Corporation. All rights reserved.<BR>
 This program and the accompanying materials
 are licensed and made available under the terms and conditions of the BSD License
 which accompanies this distribution.  The full text of the license may be found at
@@ -114,6 +114,26 @@ PxeBcConfigureUdpWriteInstance (
   return Status;
 }
 
+/**
+  This function is to display the IPv4 address.
+
+  @param[in]  Ip        The pointer to the IPv4 address.
+
+**/
+VOID
+PxeBcShowIp4Addr (
+  IN EFI_IPv4_ADDRESS   *Ip
+  )
+{
+  UINTN                 Index;
+
+  for (Index = 0; Index < 4; Index++) {
+    AsciiPrint ("%d", Ip->Addr[Index]);
+    if (Index < 3) {
+      AsciiPrint (".");
+    }
+  }
+}
 
 /**
   Convert number to ASCII value.

MdeModulePkg/Universal/Network/UefiPxeBcDxe/PxeBcSupport.h

@@ -1,6 +1,6 @@
 /** @file
   Support routines for PxeBc.
-Copyright (c) 2007 - 2016, Intel Corporation. All rights reserved.<BR>
+Copyright (c) 2007 - 2017, Intel Corporation. All rights reserved.<BR>
 This program and the accompanying materials
 are licensed and made available under the terms and conditions of the BSD License
 which accompanies this distribution.  The full text of the license may be found at
@@ -67,6 +67,20 @@ PxeBcConfigureUdpWriteInstance (
   IN     UINT8          Ttl,
   IN     UINT8          ToS
   );
+
+
+/**
+  This function is to display the IPv4 address.
+
+  @param[in]  Ip        The pointer to the IPv4 address.
+
+**/
+VOID
+PxeBcShowIp4Addr (
+  IN EFI_IPv4_ADDRESS   *Ip
+  );
+  
+
 /**
   Convert number to ASCII value.