FatPkg/EnhancedFatDxe/Debug.c

   1 /** @file
   2   Debug functions for fat driver
   3
   4 Copyright (c) 2005, Intel Corporation. All rights reserved.<BR>
   5 This program and the accompanying materials are licensed and made available
   6 under the terms and conditions of the BSD License which accompanies this
   7 distribution. The full text of the license may be found at
   8 http://opensource.org/licenses/bsd-license.php
   9
  10 THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
  11 WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
  12
  13 **/
  14
  15 #include "Fat.h"
  16
  17 /**
  18
  19   Dump all the FAT Entry of the FAT table in the volume.
  20
  21   @param  Volume - The volume whose FAT info will be dumped
  22
  23 **/
  24 VOID
  25 FatDumpFatTable (
  26   IN FAT_VOLUME   *Volume
  27   )
  28 {
  29   UINTN   EntryValue;
  30   UINTN   MaxIndex;
  31   UINTN   Index;
  32   CHAR16  *Pointer;
  33
  34   MaxIndex = Volume->MaxCluster + 2;
  35
  36   Print (L"Dump of Fat Table, MaxCluster %x\n", MaxIndex);
  37   for (Index = 0; Index < MaxIndex; Index++) {
  38     EntryValue = FatGetFatEntry (Volume, Index);
  39     if (EntryValue != FAT_CLUSTER_FREE) {
  40       Pointer = NULL;
  41       switch (EntryValue) {
  42       case FAT_CLUSTER_RESERVED:
  43         Pointer = L"RESREVED";
  44         break;
  45
  46       case FAT_CLUSTER_BAD:
  47         Pointer = L"BAD";
  48         break;
  49       }
  50
  51       if (FAT_END_OF_FAT_CHAIN (EntryValue)) {
  52         Pointer = L"LAST";
  53       }
  54
  55       if (Pointer != NULL) {
  56         Print (L"Entry %x = %s\n", Index, Pointer);
  57       } else {
  58         Print (L"Entry %x = %x\n", Index, EntryValue);
  59       }
  60     }
  61   }
  62 }