[patch 2/2] ShellPkg/DP: Update the error message info

[Dandan Bi <dandan.bi@intel.com>]

Make the error message clearer if fail to get ACPI/FPDT table.

Cc: Liming Gao <liming.gao@intel.com>
Cc: Jiewen Yao <jiewen.yao@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Dandan Bi <dandan.bi@intel.com>
---
 ShellPkg/DynamicCommand/DpDynamicCommand/Dp.c   | 3 ++-
 ShellPkg/DynamicCommand/DpDynamicCommand/Dp.uni | 3 ++-
 2 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/ShellPkg/DynamicCommand/DpDynamicCommand/Dp.c b/ShellPkg/DynamicCommand/DpDynamicCommand/Dp.c
index 4dd7dd9..aa9c2cd 100644
--- a/ShellPkg/DynamicCommand/DpDynamicCommand/Dp.c
+++ b/ShellPkg/DynamicCommand/DpDynamicCommand/Dp.c
@@ -256,18 +256,20 @@ GetBootPerformanceTable (
                &gEfiAcpi10TableGuid,
                &AcpiTable
                  );
   }
   if (EFI_ERROR(Status) || AcpiTable == NULL) {
+    ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_DP_GET_ACPI_TABLE_FAIL), mDpHiiHandle);
     return Status;
   }
 
   FirmwarePerformanceTable = FindAcpiPtr (
                       (EFI_ACPI_5_0_ROOT_SYSTEM_DESCRIPTION_POINTER *)AcpiTable,
                       EFI_ACPI_5_0_FIRMWARE_PERFORMANCE_DATA_TABLE_SIGNATURE
                       );
   if (FirmwarePerformanceTable == NULL) {
+    ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_DP_GET_ACPI_FPDT_FAIL), mDpHiiHandle);
     return EFI_NOT_FOUND;
   }
 
   mBootPerformanceTable = (UINT8*) (UINTN)FirmwarePerformanceTable->BootPointerRecord.BootPerformanceTablePointer;
   mBootPerformanceTableSize = ((BOOT_PERFORMANCE_TABLE *) mBootPerformanceTable)->Header.Length;
@@ -737,11 +739,10 @@ RunDp (
   //
   //1. Get FPDT from ACPI table.
   //
   Status = GetBootPerformanceTable ();
   if (EFI_ERROR(Status)) {
-    ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_DP_GET_BOOT_PERFORMANCE_TABLE_FAIL), mDpHiiHandle);
     return Status;
   }
 
   //
   //2. Cache the ModuleGuid and hanlde mapping table.
diff --git a/ShellPkg/DynamicCommand/DpDynamicCommand/Dp.uni b/ShellPkg/DynamicCommand/DpDynamicCommand/Dp.uni
index b6069ae..c7eb0fb 100644
--- a/ShellPkg/DynamicCommand/DpDynamicCommand/Dp.uni
+++ b/ShellPkg/DynamicCommand/DpDynamicCommand/Dp.uni
@@ -88,11 +88,12 @@
 #string STR_DP_RAW_VARS2               #language en-US  "%5d: %16LX %16LX %16LX  %31a  %31a %5d\n"
 #string STR_DP_RAW_HEADR2              #language en-US  "\nIndex       Handle        Start Count       End Count                  Token                          Module                   ID\n"
 #string STR_DP_INCOMPLETE              #language en-US  " I "
 #string STR_DP_COMPLETE                #language en-US  "   "
 #string STR_ALIT_UNKNOWN               #language en-US  "Unknown"
-#string STR_DP_GET_BOOT_PERFORMANCE_TABLE_FAIL          #language en-US  "Fail to get boot performance table\n"
+#string STR_DP_GET_ACPI_TABLE_FAIL     #language en-US  "Fail to get ACPI Table\n"
+#string STR_DP_GET_ACPI_FPDT_FAIL      #language en-US  "Fail to get Firmware Performance Data Table (FPDT) in ACPI Table\n"
 
 #string STR_GET_HELP_DP         #language en-US ""
 ".TH dp 0 "Display performance metrics"\r\n"
 ".SH NAME\r\n"
 "Displays performance metrics that are stored in memory.\r\n"
-- 
1.9.5.msysgit.1