[edk2-devel] [PATCH v4 2/3] ShellPkg: acpiview: Add routine to print 16 chars

["Rohit Mathew" <rohit.mathew@arm.com>]

Certain ACPI tables like MPAM has fields which are 16 bytes long.
Routines similar to Dump12Chars but for 16 characters are required to
print such fields. Add Dump16Chars routine to satisfy this requirement.

Signed-off-by: Rohit Mathew <Rohit.Mathew@arm.com>
Cc: James Morese <james.Morse@arm.com>
Cc: Sami Mujawar <sami.mujawar@arm.com>
Cc: Thomas Abraham <thomas.abraham@arm.com>
Cc: Zhichao Gao <zhichao.gao@intel.com>
Reviewed-by: Pierre Gondois <pierre.gondois@arm.com>
Reviewed-by: Zhichao Gao <zhichao.gao@intel.com>
---
 ShellPkg/Library/UefiShellAcpiViewCommandLib/AcpiParser.c | 39 +++++++++++++++++++-
 ShellPkg/Library/UefiShellAcpiViewCommandLib/AcpiParser.h | 18 ++++++++-
 2 files changed, 55 insertions(+), 2 deletions(-)

diff --git a/ShellPkg/Library/UefiShellAcpiViewCommandLib/AcpiParser.c b/ShellPkg/Library/UefiShellAcpiViewCommandLib/AcpiParser.c
index eac9286176..87f55098b8 100644
--- a/ShellPkg/Library/UefiShellAcpiViewCommandLib/AcpiParser.c
+++ b/ShellPkg/Library/UefiShellAcpiViewCommandLib/AcpiParser.c
@@ -1,7 +1,7 @@
 /** @file
   ACPI parser
 
-  Copyright (c) 2016 - 2021, Arm Limited. All rights reserved.
+  Copyright (c) 2016 - 2023, Arm Limited. All rights reserved.
   Copyright (c) 2022, AMD Incorporated. All rights reserved.
   SPDX-License-Identifier: BSD-2-Clause-Patent
 **/
@@ -449,6 +449,43 @@ Dump12Chars (
     );
 }
 
+/**
+  This function traces 16 characters which can be optionally
+  formated using the format string if specified.
+
+  If no format string is specified the Format must be NULL.
+
+  @param [in] Format  Optional format string for tracing the data.
+  @param [in] Ptr     Pointer to the start of the buffer.
+**/
+VOID
+EFIAPI
+Dump16Chars (
+  IN CONST CHAR16  *Format OPTIONAL,
+  IN UINT8         *Ptr
+  )
+{
+  Print (
+    (Format != NULL) ? Format : L"%c%c%c%c%c%c%c%c%c%c%c%c%c%c%c%c",
+    Ptr[0],
+    Ptr[1],
+    Ptr[2],
+    Ptr[3],
+    Ptr[4],
+    Ptr[5],
+    Ptr[6],
+    Ptr[7],
+    Ptr[8],
+    Ptr[9],
+    Ptr[10],
+    Ptr[11],
+    Ptr[12],
+    Ptr[13],
+    Ptr[14],
+    Ptr[15]
+    );
+}
+
 /**
   This function indents and prints the ACPI table Field Name.
 
diff --git a/ShellPkg/Library/UefiShellAcpiViewCommandLib/AcpiParser.h b/ShellPkg/Library/UefiShellAcpiViewCommandLib/AcpiParser.h
index 4b4397961b..c9f41650d9 100644
--- a/ShellPkg/Library/UefiShellAcpiViewCommandLib/AcpiParser.h
+++ b/ShellPkg/Library/UefiShellAcpiViewCommandLib/AcpiParser.h
@@ -2,7 +2,7 @@
   Header file for ACPI parser
 
   Copyright (c) 2022, NVIDIA CORPORATION. All rights reserved.
-  Copyright (c) 2016 - 2020, Arm Limited. All rights reserved.
+  Copyright (c) 2016 - 2023, Arm Limited. All rights reserved.
   Copyright (c) 2022, AMD Incorporated. All rights reserved.
   SPDX-License-Identifier: BSD-2-Clause-Patent
 **/
@@ -202,6 +202,22 @@ Dump12Chars (
   IN       UINT8   *Ptr
   );
 
+/**
+  This function traces 16 characters which can be optionally
+  formated using the format string if specified.
+
+  If no format string is specified the Format must be NULL.
+
+  @param [in] Format  Optional format string for tracing the data.
+  @param [in] Ptr     Pointer to the start of the buffer.
+**/
+VOID
+EFIAPI
+Dump16Chars (
+  IN CONST CHAR16  *Format OPTIONAL,
+  IN UINT8         *Ptr
+  );
+
 /**
   This function indents and prints the ACPI table Field Name.
 
-- 
2.34.1



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