MdeModulePkg/Universal/EbcDxe/EbcDebugger/EdbCmdGo.c

   1 /** @file
   2
   3 Copyright (c) 2007, Intel Corporation. All rights reserved.<BR>
   4 SPDX-License-Identifier: BSD-2-Clause-Patent
   5
   6
   7
   8 **/
   9
  10 #include "Edb.h"
  11
  12 /**
  13
  14   DebuggerCommand - Go.
  15
  16   @param  CommandArg      - The argument for this command
  17   @param  DebuggerPrivate - EBC Debugger private data structure
  18   @param  ExceptionType   - Interrupt type.
  19   @param  SystemContext   - EBC system context.
  20
  21   @retval EFI_DEBUG_BREAK    - formal return value
  22   @retval EFI_DEBUG_CONTINUE - something wrong
  23
  24 **/
  25 EFI_DEBUG_STATUS
  26 DebuggerGo (
  27   IN     CHAR16                    *CommandArg,
  28   IN     EFI_DEBUGGER_PRIVATE_DATA *DebuggerPrivate,
  29   IN     EFI_EXCEPTION_TYPE        ExceptionType,
  30   IN OUT EFI_SYSTEM_CONTEXT        SystemContext
  31   )
  32 {
  33   UINTN        Address;
  34   CHAR16       *CommandStr;
  35   EFI_STATUS   Status;
  36
  37   //
  38   // Check argument
  39   //
  40   if (CommandArg != NULL) {
  41     if (StriCmp (CommandArg, L"til") == 0) {
  42       CommandStr = StrGetNextTokenLine (L" ");
  43       if (CommandStr != NULL) {
  44         //
  45         // Enable GoTil break now
  46         // set BreakAddress, and set feature flag.
  47         //
  48         Status = Symboltoi (CommandStr, &Address);
  49         if (EFI_ERROR (Status)) {
  50           if (Status == EFI_NOT_FOUND) {
  51             Address = Xtoi(CommandStr);
  52           } else {
  53             //
  54             // Something wrong, let Symboltoi print error info.
  55             //
  56             EDBPrint (L"Command Argument error!\n");
  57             return EFI_DEBUG_CONTINUE;
  58           }
  59         }
  60         DebuggerPrivate->GoTilContext.BreakAddress = Address;
  61         DebuggerPrivate->FeatureFlags |= EFI_DEBUG_FLAG_EBC_GT;
  62       } else {
  63         EDBPrint (L"Command Argument error!\n");
  64         return EFI_DEBUG_CONTINUE;
  65       }
  66     } else {
  67       EDBPrint (L"Command Argument error!\n");
  68       return EFI_DEBUG_CONTINUE;
  69     }
  70   }
  71
  72   //
  73   // Done
  74   //
  75   return EFI_DEBUG_BREAK;
  76 }