From f3198cba84f56f85281b87c4e9bf96e77a934f16 Mon Sep 17 00:00:00 2001
From: andrewfish <andrewfish@6f19259b-4bc3-4df7-8a09-765794883524>
Date: Fri, 5 Feb 2010 06:50:09 +0000
Subject: [PATCH] Update input of disasmembler to support IfThen construct. Add
 prototype dos script to build BeagleBoard.

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@9936 6f19259b-4bc3-4df7-8a09-765794883524
---
 ArmPkg/Include/Library/ArmDisassemblerLib.h   |   2 +
 .../ArmDisassemblerLib/ThumbDisassembler.c    |  76 ++++++++---
 .../DefaultExceptionHandler.c                 |   4 +-
 BeagleBoardPkg/Library/EblCmdLib/EblCmdLib.c  |   4 +-
 BeagleBoardPkg/Tools/generate_image.c         |  65 +++++----
 BeagleBoardPkg/Tools/makefile                 |  22 ++++
 BeagleBoardPkg/Tools/replace.c                | 123 ++++++++++++++++++
 BeagleBoardPkg/b.bat                          |  62 +++++++++
 8 files changed, 306 insertions(+), 52 deletions(-)
 create mode 100755 BeagleBoardPkg/Tools/makefile
 create mode 100755 BeagleBoardPkg/Tools/replace.c
 create mode 100755 BeagleBoardPkg/b.bat

diff --git a/ArmPkg/Include/Library/ArmDisassemblerLib.h b/ArmPkg/Include/Library/ArmDisassemblerLib.h
index 4a3c68c2e3..1e4cfebb1a 100644
--- a/ArmPkg/Include/Library/ArmDisassemblerLib.h
+++ b/ArmPkg/Include/Library/ArmDisassemblerLib.h
@@ -25,6 +25,7 @@
   @param  OpCodePtrPtr  Pointer to pointer of ARM Thumb instruction to disassemble.  
   @param  Thumb         TRUE for Thumb(2), FALSE for ARM instruction stream
   @param  Extended      TRUE dump hex for instruction too.
+  @param  ItBlock       Size of IT Block
   @param  Buf           Buffer to sprintf disassembly into.
   @param  Size          Size of Buf in bytes. 
   
@@ -34,6 +35,7 @@ DisassembleInstruction (
   IN  UINT8     **OpCodePtr,
   IN  BOOLEAN   Thumb,
   IN  BOOLEAN   Extended,
+  IN OUT UINT32 *ItBlock,
   OUT CHAR8     *Buf,
   OUT UINTN     Size
   );
diff --git a/ArmPkg/Library/ArmDisassemblerLib/ThumbDisassembler.c b/ArmPkg/Library/ArmDisassemblerLib/ThumbDisassembler.c
index c2df0d4c72..75d0f1c687 100644
--- a/ArmPkg/Library/ArmDisassemblerLib/ThumbDisassembler.c
+++ b/ArmPkg/Library/ArmDisassemblerLib/ThumbDisassembler.c
@@ -57,6 +57,7 @@ extern CHAR8 *gReg[];
 #define ENDIAN_FORMAT                21
 #define DATA_CBZ                     22
 #define ADR_FORMAT                   23
+#define IT_BLOCK                     24
 
 // Thumb2 address modes
 #define B_T3                        200
@@ -110,7 +111,7 @@ typedef struct {
 THUMB_INSTRUCTIONS gOpThumb[] = {
 // Thumb 16-bit instrucitons
 //          Op       Mask   Format
-  { "ADC" , 0x4140, 0xffc0, DATA_FORMAT5 },
+  { "ADC" , 0x4140, 0xffc0, DATA_FORMAT5 },  // ADC <Rndn>, <Rm>
   { "ADR",  0xa000, 0xf800, ADR_FORMAT   },  // ADR <Rd>, <label>
   { "ADD" , 0x1c00, 0xfe00, DATA_FORMAT2 },
   { "ADD" , 0x3000, 0xf800, DATA_FORMAT3 },
@@ -145,15 +146,15 @@ THUMB_INSTRUCTIONS gOpThumb[] = {
   { "EOR" , 0x4040, 0xffc0, DATA_FORMAT5 },
 
   { "LDMIA" , 0xc800, 0xf800, LOAD_STORE_MULTIPLE_FORMAT1 },
-  { "LDR"   , 0x6800, 0xf800, LOAD_STORE_FORMAT1 },
-  { "LDR"   , 0x5800, 0xfe00, LOAD_STORE_FORMAT2 },
+  { "LDR"   , 0x6800, 0xf800, LOAD_STORE_FORMAT1 },  // LDR <Rt>, [<Rn> {,#<imm>}]
+  { "LDR"   , 0x5800, 0xfe00, LOAD_STORE_FORMAT2 },  // STR <Rt>, [<Rn>, <Rm>]
   { "LDR"   , 0x4800, 0xf800, LOAD_STORE_FORMAT3 },
-  { "LDR"   , 0x9800, 0xf800, LOAD_STORE_FORMAT4 },
+  { "LDR"   , 0x9800, 0xf800, LOAD_STORE_FORMAT4 },  // LDR <Rt>, [SP, #<imm>]
   { "LDRB"  , 0x7800, 0xf800, LOAD_STORE_FORMAT1_B },
-  { "LDRB"  , 0x5c00, 0xfe00, LOAD_STORE_FORMAT2 },
+  { "LDRB"  , 0x5c00, 0xfe00, LOAD_STORE_FORMAT2 },  // STR <Rt>, [<Rn>, <Rm>]
   { "LDRH"  , 0x8800, 0xf800, LOAD_STORE_FORMAT1_H },
   { "LDRH"  , 0x7a00, 0xfe00, LOAD_STORE_FORMAT2 },
-  { "LDRSB" , 0x5600, 0xfe00, LOAD_STORE_FORMAT2 },
+  { "LDRSB" , 0x5600, 0xfe00, LOAD_STORE_FORMAT2 },  // STR <Rt>, [<Rn>, <Rm>]
   { "LDRSH" , 0x5e00, 0xfe00, LOAD_STORE_FORMAT2 },
  
   { "MOVS", 0x0000, 0xffc0, DATA_FORMAT5 },   // LSL with imm5 == 0 is a MOVS, so this must go before LSL
@@ -170,7 +171,7 @@ THUMB_INSTRUCTIONS gOpThumb[] = {
   { "MUL" , 0x4340, 0xffc0, DATA_FORMAT5 },
   { "MVN" , 0x41c0, 0xffc0, DATA_FORMAT5 },
   { "NEG" , 0x4240, 0xffc0, DATA_FORMAT5 },
-  { "ORR" , 0x4180, 0xffc0, DATA_FORMAT5 },
+  { "ORR" , 0x4300, 0xffc0, DATA_FORMAT5 },
   { "POP" , 0xbc00, 0xfe00, POP_FORMAT },
   { "PUSH", 0xb400, 0xfe00, PUSH_FORMAT },
 
@@ -183,26 +184,29 @@ THUMB_INSTRUCTIONS gOpThumb[] = {
   { "SETEND" , 0xb650, 0xfff0, ENDIAN_FORMAT },
 
   { "STMIA" , 0xc000, 0xf800, LOAD_STORE_MULTIPLE_FORMAT1 },
-  { "STR"   , 0x6000, 0xf800, LOAD_STORE_FORMAT1 },
-  { "STR"   , 0x5000, 0xfe00, LOAD_STORE_FORMAT2 },
-  { "STR"   , 0x4000, 0xf800, LOAD_STORE_FORMAT3 },
-  { "STR"   , 0x9000, 0xf800, LOAD_STORE_FORMAT4 },
-  { "STRB"  , 0x7000, 0xf800, LOAD_STORE_FORMAT1_B },
-  { "STRB"  , 0x5800, 0xfe00, LOAD_STORE_FORMAT2 },
-  { "STRH"  , 0x8000, 0xf800, LOAD_STORE_FORMAT1_H },
-  { "STRH"  , 0x5200, 0xfe00, LOAD_STORE_FORMAT2 },
+  { "STR"   , 0x6000, 0xf800, LOAD_STORE_FORMAT1 },   // STR  <Rt>, [<Rn> {,#<imm>}]
+  { "STR"   , 0x5000, 0xfe00, LOAD_STORE_FORMAT2 },   // STR  <Rt>, [<Rn>, <Rm>]
+  { "STR"   , 0x9000, 0xf800, LOAD_STORE_FORMAT4 },   // STR  <Rt>, [SP, #<imm>]
+  { "STRB"  , 0x7000, 0xf800, LOAD_STORE_FORMAT1_B }, // STRB <Rt>, [<Rn>, #<imm5>]
+  { "STRB"  , 0x5400, 0xfe00, LOAD_STORE_FORMAT2 },   // STRB <Rt>, [<Rn>, <Rm>]
+  { "STRH"  , 0x8000, 0xf800, LOAD_STORE_FORMAT1_H }, // STRH <Rt>, [<Rn>{,#<imm>}]
+  { "STRH"  , 0x5200, 0xfe00, LOAD_STORE_FORMAT2 },   // STRH <Rt>, [<Rn>, <Rm>]
 
   { "SUB" , 0x1e00, 0xfe00, DATA_FORMAT2 },
   { "SUB" , 0x3800, 0xf800, DATA_FORMAT3 },
   { "SUB" , 0x1a00, 0xfe00, DATA_FORMAT1 },
   { "SUB" , 0xb080, 0xff80, DATA_FORMAT7 },
 
+  { "SBC" , 0x4180, 0xffc0, DATA_FORMAT5 },
+
   { "SWI" , 0xdf00, 0xff00, IMMED_8 },
   { "SXTB", 0xb240, 0xffc0, DATA_FORMAT5 },
   { "SXTH", 0xb200, 0xffc0, DATA_FORMAT5 },
   { "TST" , 0x4200, 0xffc0, DATA_FORMAT5 },
   { "UXTB", 0xb2c0, 0xffc0, DATA_FORMAT5 },
-  { "UXTH", 0xb280, 0xffc0, DATA_FORMAT5 }
+  { "UXTH", 0xb280, 0xffc0, DATA_FORMAT5 },
+
+  { "IT",   0xbf00, 0xff00, IT_BLOCK }
 
 };
 
@@ -480,6 +484,7 @@ DisassembleThumbInstruction (
   IN  UINT16    **OpCodePtrPtr,
   OUT CHAR8     *Buf,
   OUT UINTN     Size,
+  OUT UINT32    *ItBlock,
   IN  BOOLEAN   Extended
   )
 {
@@ -490,10 +495,12 @@ DisassembleThumbInstruction (
   UINT32  Offset;
   UINT16  Rd, Rn, Rm, Rt, Rt2;
   BOOLEAN H1, H2, imod;
+  BOOLEAN ItFlag;
   UINT32  PC, Target, msbit, lsbit;
   CHAR8   *Cond;
   BOOLEAN S, J1, J2, P, U, W;
   UINT32  coproc, opc1, opc2, CRd, CRn, CRm; 
+  UINT32  Mask;
 
   OpCodePtr = *OpCodePtrPtr;
   OpCode = **OpCodePtrPtr;
@@ -513,6 +520,14 @@ DisassembleThumbInstruction (
   // Increment by the minimum instruction size, Thumb2 could be bigger
   *OpCodePtrPtr += 1;
   
+  // Manage IT Block ItFlag TRUE means we are in an IT block
+  if (*ItBlock != 0) {
+    ItFlag = TRUE;
+    *ItBlock -= 1;
+  } else {
+    ItFlag = FALSE;
+  }
+
   for (Index = 0; Index < sizeof (gOpThumb)/sizeof (THUMB_INSTRUCTIONS); Index++) {
     if ((OpCode & gOpThumb[Index].Mask) == gOpThumb[Index].OpCode) {
       if (Extended) {
@@ -646,6 +661,31 @@ DisassembleThumbInstruction (
         Target = (OpCode & 0xff) << 2;
         AsciiSPrint (&Buf[Offset], Size - Offset, " %a, %08x", gReg[(OpCode >> 8) & 7], PCAlign4 (PC) + Target); 
         return;
+
+      case IT_BLOCK:
+        // ITSTATE = cond:mask   OpCode[7:4]:OpCode[3:0]
+        // ITSTATE[7:5] == cond[3:1]
+        // ITSTATE[4] == 1st Instruction cond[0]  
+        // ITSTATE[3] == 2st Instruction cond[0]  
+        // ITSTATE[2] == 3st Instruction cond[0]  
+        // ITSTATE[1] == 4st Instruction cond[0]
+        // ITSTATE[0] == 1 4 instruction IT block. 0 means 0,1,2 or 3 instructions
+        // 1st one  in ITSTATE low bits defines the number of instructions
+        Mask = (OpCode & 0xf);
+        if ((Mask & 0x1) == 0x1) {
+          *ItBlock = 4;
+          Offset +=  AsciiSPrint (&Buf[Offset], Size - Offset, "%a%a%a", (Mask & BIT3)?"T":"E", (Mask & BIT2)?"T":"E", (Mask & BIT1)?"T":"E");
+        } else if ((OpCode & 0x3) == 0x2) {
+          *ItBlock = 3;
+          Offset +=  AsciiSPrint (&Buf[Offset], Size - Offset, "%a%a", (Mask & BIT3)?"T":"E", (Mask & BIT2)?"T":"E");
+        } else if ((OpCode & 0x7) == 0x4) {
+          *ItBlock = 2;
+          Offset +=  AsciiSPrint (&Buf[Offset], Size - Offset, "%a", (Mask & BIT3)?"T":"E");
+        } else if ((OpCode & 0xf) == 0x8) {
+          *ItBlock = 1;
+        }
+        AsciiSPrint (&Buf[Offset], Size - Offset, " %a", gCondition[(OpCode >> 4) & 0xf]); 
+        return;
       }
     }
   }
@@ -1001,6 +1041,7 @@ DisassembleArmInstruction (
   @param  OpCodePtrPtr  Pointer to pointer of ARM Thumb instruction to disassemble.  
   @param  Thumb         TRUE for Thumb(2), FALSE for ARM instruction stream
   @param  Extended      TRUE dump hex for instruction too.
+  @param  ItBlock       Size of IT Block
   @param  Buf           Buffer to sprintf disassembly into.
   @param  Size          Size of Buf in bytes. 
   
@@ -1010,12 +1051,13 @@ DisassembleInstruction (
   IN  UINT8     **OpCodePtr,
   IN  BOOLEAN   Thumb,
   IN  BOOLEAN   Extended,
+  IN OUT UINT32 *ItBlock,
   OUT CHAR8     *Buf,
   OUT UINTN     Size
   )
 {
   if (Thumb) {
-    DisassembleThumbInstruction ((UINT16 **)OpCodePtr, Buf, Size, Extended);
+    DisassembleThumbInstruction ((UINT16 **)OpCodePtr, Buf, Size, &ItBlock, Extended);
   } else {
     DisassembleArmInstruction ((UINT32 **)OpCodePtr, Buf, Size, Extended);
   }
diff --git a/ArmPkg/Library/DefaultExceptionHandlerLib/DefaultExceptionHandler.c b/ArmPkg/Library/DefaultExceptionHandlerLib/DefaultExceptionHandler.c
index a0f327d654..86d1c7cec6 100644
--- a/ArmPkg/Library/DefaultExceptionHandlerLib/DefaultExceptionHandler.c
+++ b/ArmPkg/Library/DefaultExceptionHandlerLib/DefaultExceptionHandler.c
@@ -235,6 +235,7 @@ DefaultExceptionHandler (
     CHAR8   CpsrStr[32];  // char per bit. Lower 5-bits are mode that is a 3 char string
     CHAR8   Buffer[80];
     UINT8   *DisAsm;
+    UINT32  ItBlock;
     
     CpsrString (SystemContext.SystemContextArm->CPSR, CpsrStr);
     DEBUG ((EFI_D_ERROR, "%a\n", CpsrStr));
@@ -256,7 +257,8 @@ DefaultExceptionHandler (
       
       // If we come from an image it is safe to show the instruction. We know it should not fault
       DisAsm = (UINT8 *)(UINTN)SystemContext.SystemContextArm->PC;
-      DisassembleInstruction (&DisAsm, (SystemContext.SystemContextArm->CPSR & BIT5) == BIT5, TRUE, Buffer, sizeof (Buffer));
+      ItBlock = 0;
+      DisassembleInstruction (&DisAsm, (SystemContext.SystemContextArm->CPSR & BIT5) == BIT5, TRUE, &ItBlock, Buffer, sizeof (Buffer));
       DEBUG ((EFI_D_ERROR, "\n%a", Buffer));
 
     }
diff --git a/BeagleBoardPkg/Library/EblCmdLib/EblCmdLib.c b/BeagleBoardPkg/Library/EblCmdLib/EblCmdLib.c
index 2623eb3bbe..c69b28904b 100644
--- a/BeagleBoardPkg/Library/EblCmdLib/EblCmdLib.c
+++ b/BeagleBoardPkg/Library/EblCmdLib/EblCmdLib.c
@@ -51,6 +51,7 @@ EblDisassembler (
   UINT32  Address;
   UINT32  Count;
   CHAR8   Buffer[80];
+  UINT32  ItBlock;
   
   if (Argc < 2) {
     return EFI_INVALID_PARAMETER;
@@ -60,9 +61,10 @@ EblDisassembler (
   Count   = (Argc > 2) ? (UINT32)AsciiStrHexToUintn (Argv[2]) : 20;
 
   Ptr = (UINT8 *)(UINTN)Address;  
+  ItBlock = 0;
   do {
     CurrentAddress = Ptr;
-    DisassembleInstruction (&Ptr, TRUE, TRUE, Buffer, sizeof (Buffer));
+    DisassembleInstruction (&Ptr, TRUE, TRUE, &ItBlock, Buffer, sizeof (Buffer));
     AsciiPrint ("0x%08x: %a\n", CurrentAddress, Buffer);
   } while (Count-- > 0);
  
diff --git a/BeagleBoardPkg/Tools/generate_image.c b/BeagleBoardPkg/Tools/generate_image.c
index 9bcd67a187..c1aebfef57 100644
--- a/BeagleBoardPkg/Tools/generate_image.c
+++ b/BeagleBoardPkg/Tools/generate_image.c
@@ -11,14 +11,14 @@
   WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
 
 **/
-
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
 #include <errno.h>
 #include <sys/types.h>
 #include <sys/stat.h>
-#include <unistd.h>
+
+
 
 //TOC structure as defined by OMAP35XX TRM.
 typedef struct {
@@ -353,53 +353,52 @@ ConstructImage (
   fclose(OutputFile);
 }
 
+
 int 
 main (
   int    argc, 
   char** argv
   )
 {
-  char Ch;
+  char          Ch;
   unsigned char *ptr;
+  int           i;
+  int           TwoArg;  
 
   if (argc == 1) {
     PrintUsage ();
     exit(1);
   }
 
-  while ((Ch = getopt(argc, argv, "D:E:I:O:")) != -1) {
-    switch (Ch) {
-      case 'E': /* Image execution address */
-        gImageExecutionAddress = strtoul (optarg, (char **)&ptr, 16);
-        break;
-      
-      case 'I': /* Input image file */
-        gInputImageFile = optarg;
-        break;
-
-      case 'O': /* Output image file */
-        gOutputImageFile = optarg;
-        break;
-      
-      case 'D': /* Data file */
-        gDataFile = optarg;
-        break;
-
-      case '?':
-        if ((optopt == 'E') || (optopt == 'I') || (optopt == 'O')) {
-          fprintf (stderr, "Option -%c requires an argument.\n", optopt);
-        } else if (isprint (optopt)) {
-          fprintf (stderr, "Unknown option `-%c'.\n", optopt);
-        } else {
-          fprintf (stderr, "Unknown option character `\\x%x'.\n", optopt);
-        }
-        return 1;
-
-      default:
-        abort ();
+  for (i=1; i < argc; i++) {
+    if (argv[i][0] == '-') {
+      // TwoArg TRUE -E 0x123, FALSE -E0x1234
+      TwoArg = (argv[i][2] != ' ');
+      switch (argv[i][1]) {
+        case 'E': /* Image execution address */
+          gImageExecutionAddress = strtoul (TwoArg ? argv[i+1] : &argv[i][2], (char **)&ptr, 16);
+          break;
+        
+        case 'I': /* Input image file */
+          gInputImageFile = TwoArg ? argv[i+1] : &argv[i][2];
+          break;
+
+        case 'O': /* Output image file */
+          gOutputImageFile = TwoArg ? argv[i+1] : &argv[i][2];
+          break;
+        
+        case 'D': /* Data file */
+          gDataFile = TwoArg ? argv[i+1] : &argv[i][2];
+          break;
+
+        default:
+          abort ();
+      }
+      printf ("\n%d(%x) - %s %s", i, TwoArg, argv[i], TwoArg ? argv[i+1] : &argv[i][2]); 
     }
   }
 
+ 
   //Prepare configuration header
   PrepareConfigurationHeader ();
 
diff --git a/BeagleBoardPkg/Tools/makefile b/BeagleBoardPkg/Tools/makefile
new file mode 100755
index 0000000000..797bacf8b0
--- /dev/null
+++ b/BeagleBoardPkg/Tools/makefile
@@ -0,0 +1,22 @@
+#
+# Copyright (c) 2008-2009, Apple Inc. All rights reserved.
+#  
+#  All rights reserved. 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
+#  http://opensource.org/licenses/bsd-license.php
+#
+#  THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+#  WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+#
+
+all: GenerateImage replace
+
+GenerateImage: generate_image.c
+		$(CC) $(CCFLAGS) $(LDFLAGS) -o GenerateImage.exe generate_image.c
+
+replace: replace.c
+		$(CC) $(CCFLAGS) $(LDFLAGS) -o replace.exe replace.c
+
+clean:
+	del GenerateImage.exe generate_image.obj replace.exe replace.obj
diff --git a/BeagleBoardPkg/Tools/replace.c b/BeagleBoardPkg/Tools/replace.c
new file mode 100755
index 0000000000..d26d127481
--- /dev/null
+++ b/BeagleBoardPkg/Tools/replace.c
@@ -0,0 +1,123 @@
+//
+// Quick hack to work around not having sed, or any other reasonable 
+// way to edit a file from a script on Windows......
+//
+// Copyright (c) 2010, Apple Inc. All rights reserved.
+//  
+//  All rights reserved. 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
+//  http://opensource.org/licenses/bsd-license.php
+//
+//  THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+//  WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+//
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <limits.h>
+
+#define TRUE  1
+#define FALSE 0
+
+typedef struct {
+  char  *Match;
+  int   MatchSize;
+  char  *Replace;
+} MATCH_PAIR;
+
+//
+// argv[1] - Old File
+// argv[2] - New File
+// argv[3+n] - Match String
+// argv[4+n] - Replace string 
+int
+main (int argc, char **argv)
+{
+  FILE *In, *Out;
+  char *Key, *Replace;
+  int  c, i, n, Len, MaxLenKey = 0, MinLenKey = INT_MAX;
+  unsigned long  InFileSize, InFilePos;
+  MATCH_PAIR *Match;
+  int MaxMatch;
+  int ReadCount;
+  int Found;
+
+  if (argc < 5) {
+    // Need at least two files and two strings
+    return -1;
+  } else if ((argc % 2) == 0) {
+    // Match and Replace string must come in pairs
+    return -4;
+  }
+
+  In  = fopen (argv[1], "r");
+  fseek (In, 0, SEEK_END);
+  InFileSize = ftell (In);
+  if (InFileSize == 0) {
+    return -6;
+  }
+  fseek (In, 0, SEEK_SET);
+
+
+  Out = fopen (argv[2], "w+");
+  if ((In == NULL) || (Out == NULL)) {
+    return -2;
+  }
+
+  MaxMatch = (argc - 2)/2;
+  printf ("\nMaxMatch = %d:%d\n", MaxMatch, argc);
+  Match = calloc (MaxMatch, sizeof (MATCH_PAIR));
+  if (Match == NULL) {
+    return -7;
+  }
+
+  for (n=0; n < MaxMatch; n++) {
+    Match[n].Match   = argv[3 + n*2];
+    Match[n].MatchSize = strlen (argv[3 + n*2]);
+    Match[n].Replace = argv[3 + n*2 + 1];
+printf ("%s > %s\n", Match[n].Match, Match[n].Replace);
+    if (Match[n].MatchSize > MaxLenKey) {
+      // Max size of match/replace string pair
+      MaxLenKey = Match[n].MatchSize;
+    }
+    if (Match[n].MatchSize < MinLenKey) {
+      MinLenKey = Match[n].MatchSize;
+    }
+  }
+
+  Key = malloc (MaxLenKey);
+  if (Key == NULL) {
+    return -5;
+  }
+
+  InFilePos = 0;
+  while (InFilePos < (InFileSize - MinLenKey)) {
+    fseek (In, InFilePos, SEEK_SET);
+    ReadCount = fread (Key, 1, MaxLenKey, In);
+    for (i = 0, Found = FALSE;i < MaxMatch; i++) {
+      if (ReadCount >= Match[i].MatchSize) {
+        if (!memcmp (Key, Match[i].Match, Match[i].MatchSize)) {
+          printf ("Found [%s] @ %u\n", Match[i].Match, InFilePos);
+          InFilePos += (Match[i].MatchSize - 1);
+          printf ("InFilePos = %u", InFilePos);
+          fputs (Match[i].Replace, Out);
+          Found = TRUE;
+          break;
+        }
+      }
+    }
+    if (!Found) {
+      fputc (Key[0], Out);
+    }
+ 
+    InFilePos++;
+  }
+
+ 
+  fclose (In);
+  fclose (Out);
+  free (Key);
+  return 0;
+}
+
diff --git a/BeagleBoardPkg/b.bat b/BeagleBoardPkg/b.bat
new file mode 100755
index 0000000000..32501eea6d
--- /dev/null
+++ b/BeagleBoardPkg/b.bat
@@ -0,0 +1,62 @@
+@REM Copyright (c) 2008 - 2010, Apple, Inc.  All rights reserved.
+@REM All rights reserved. This program and the accompanying materials
+@REM are licensed and made available under the terms and conditions of the BSD License
+@REM which accompanies this distribution.  The full text of the license may be found at
+@REM http://opensource.org/licenses/bsd-license.php
+@REM
+@REM THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+@REM WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+@REM
+
+@REM Example usage of this script. default is a DEBUG build
+@REM b
+@REM b clean
+@REM b release 
+@REM b release clean
+@REM b -v -y build.log
+
+
+CALL ..\edksetup.bat
+SET TARGET_TOOLS=RVCT31
+SET TARGET=DEBUG
+
+@if /I "%1"=="RELEASE" (
+  SET TARGET=RELEASE
+  shift /1
+)
+
+SET BUILD_ROOT=%WORKSPACE%\Build\BeagleBoard\%TARGET%_%TARGET_TOOLS%
+BUILD_ROOT=$WORKSPACE/Build/BeagleBoard/"$TARGET"_"$TARGET_TOOLS"
+
+CALL build -p BeagleBoardPkg\BeagleBoardPkg.dsc -a ARM -t RVCT31 -b %TARGET% %1 %2 %3 %4 %5 %6 %7 %8
+
+@if /I "%1"=="CLEAN" goto Clean
+
+@REM
+@REM Ram starts at 0x80000000
+@REM OMAP 3530 TRM defines 0x80008208 as the entry point
+@REM The reset vector is caught by the mask ROM in the OMAP 3530 so that is why this entry 
+@REM point looks so strange. 
+@REM OMAP 3430 TRM section 26.4.8 has Image header information. (missing in OMAP 3530 TRM)
+@REM
+cd Tools
+
+ECHO Building tools...
+CALL nmake 
+
+ECHO Patching image with ConfigurationHeader.dat
+CALL GenerateImage -D ConfigurationHeader.dat -E 0x80008208 -I ../../Build/FV/BEAGLEBOARD_EFI.fd -O ../../Build/FV/BeagleBoard_EFI_flashboot.fd
+
+ECHO Patching ..\Debugger_scripts ...
+SET DEBUGGER_SCRIPT=..\Debugger_scripts
+for /f %%a IN ('dir /b %DEBUGGER_SCRIPT%\*.inc %DEBUGGER_SCRIPT%\*.cmm') do (
+  CALL replace %DEBUGGER_SCRIPT%\%%a %BUILD_ROOT%\%%a ZZZZZZ %BUILD_ROOT% WWWWWW  %WORKSPACE%
+)
+
+cd ..
+EXIT /B
+
+:Clean
+cd Tools
+CALL nmake clean
+cd ..
-- 
2.39.2