e8a5ac7c49
Cc: Jiewen Yao <jiewen.yao@intel.com> Cc: Pete Batard <pete@akeo.ie> Contributed-under: TianoCore Contribution Agreement 1.0 Signed-off-by: Dandan Bi <dandan.bi@intel.com> Reviewed-by: Jiewen.yao@intel.com
313 lines
8.5 KiB
C
313 lines
8.5 KiB
C
/** @file
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Copyright (c) 2007, Intel Corporation. All rights reserved.<BR>
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This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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**/
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#include "Edb.h"
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CHAR16 *mBranchTypeStr[] = {
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L"(CALL)",
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L"(CALLEX)",
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L"(RET)",
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L"(JMP)",
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L"(JMP8)",
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};
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/**
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Comvert Branch Type to string.
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@param Type Branch Type
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@retval String string of Branch Type.
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**/
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CHAR16 *
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EdbBranchTypeToStr (
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IN EFI_DEBUGGER_BRANCH_TYPE Type
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)
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{
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if (Type < 0 || Type >= EfiDebuggerBranchTypeEbcMax) {
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return L"(Unknown Type)";
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}
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return mBranchTypeStr [Type];
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}
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/**
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DebuggerCommand - CallStack.
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@param CommandArg The argument for this command
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@param DebuggerPrivate EBC Debugger private data structure
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@param ExceptionType Exception type.
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@param SystemContext EBC system context.
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@retval EFI_DEBUG_CONTINUE formal return value
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**/
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EFI_DEBUG_STATUS
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DebuggerCallStack (
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IN CHAR16 *CommandArg,
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IN EFI_DEBUGGER_PRIVATE_DATA *DebuggerPrivate,
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IN EFI_EXCEPTION_TYPE ExceptionType,
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IN OUT EFI_SYSTEM_CONTEXT SystemContext
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)
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{
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INTN Index;
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UINTN SubIndex;
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CHAR8 *FuncName;
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EFI_DEBUGGER_CALLSTACK_CONTEXT *CallStackEntry;
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BOOLEAN ShowParameter;
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UINTN ParameterNumber;
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ShowParameter = FALSE;
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ParameterNumber = EFI_DEBUGGER_CALL_DEFAULT_PARAMETER;
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//
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// Check argument
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//
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if (CommandArg != NULL) {
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if (StriCmp (CommandArg, L"c") == 0) {
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//
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// Clear Call-Stack
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//
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DebuggerPrivate->CallStackEntryCount = 0;
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ZeroMem (DebuggerPrivate->CallStackEntry, sizeof(DebuggerPrivate->CallStackEntry));
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EDBPrint (L"Call-Stack is cleared\n");
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return EFI_DEBUG_CONTINUE;
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} else if (StriCmp (CommandArg, L"p") == 0) {
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//
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// Print Call-Stack with parameter
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//
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ShowParameter = TRUE;
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CommandArg = StrGetNextTokenLine (L" ");
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if (CommandArg != NULL) {
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//
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// Try to get the parameter number
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//
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ParameterNumber = Atoi (CommandArg);
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if (ParameterNumber > 16) {
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EDBPrint (L"Call-Stack argument Invalid\n");
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return EFI_DEBUG_CONTINUE;
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}
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}
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} else {
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EDBPrint (L"Call-Stack argument Invalid\n");
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return EFI_DEBUG_CONTINUE;
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}
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}
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//
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// Check CallStack Entry Count
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//
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if (DebuggerPrivate->CallStackEntryCount == 0) {
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EDBPrint (L"No Call-Stack\n");
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return EFI_DEBUG_CONTINUE;
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} else if (DebuggerPrivate->CallStackEntryCount > EFI_DEBUGGER_CALLSTACK_MAX) {
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EDBPrint (L"Call-Stack Crash, re-initialize!\n");
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DebuggerPrivate->CallStackEntryCount = 0;
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return EFI_DEBUG_CONTINUE;
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}
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//
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// Go through each CallStack entry and print
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//
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EDBPrint (L"Call-Stack (TOP):\n");
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EDBPrint (L" Caller Callee Name\n");
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EDBPrint (L" ================== ================== ========\n");
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//EDBPrint (L" 0x00000000FFFFFFFF 0xFFFFFFFF00000000 EfiMain\n");
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for (Index = (INTN)(DebuggerPrivate->CallStackEntryCount - 1); Index >= 0; Index--) {
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//
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// Get CallStack and print
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//
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CallStackEntry = &DebuggerPrivate->CallStackEntry[Index];
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EDBPrint (
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L" 0x%016lx 0x%016lx",
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CallStackEntry->SourceAddress,
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CallStackEntry->DestAddress
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);
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FuncName = FindSymbolStr ((UINTN)CallStackEntry->DestAddress);
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if (FuncName != NULL) {
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EDBPrint (L" %a()", FuncName);
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}
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EDBPrint (L"\n");
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if (ShowParameter) {
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//
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// Print parameter
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//
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if (sizeof(UINTN) == sizeof(UINT64)) {
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EDBPrint (
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L" Parameter Address (0x%016lx) (\n",
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CallStackEntry->ParameterAddr
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);
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if (ParameterNumber == 0) {
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EDBPrint (L" )\n");
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continue;
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}
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//
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// Print each parameter
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//
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for (SubIndex = 0; SubIndex < ParameterNumber - 1; SubIndex++) {
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if (SubIndex % 2 == 0) {
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EDBPrint (L" ");
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}
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EDBPrint (
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L"0x%016lx, ",
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CallStackEntry->Parameter[SubIndex]
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);
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if (SubIndex % 2 == 1) {
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EDBPrint (L"\n");
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}
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}
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if (SubIndex % 2 == 0) {
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EDBPrint (L" ");
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}
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EDBPrint (
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L"0x%016lx\n",
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CallStackEntry->Parameter[SubIndex]
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);
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EDBPrint (L" )\n");
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//
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// break only for parameter
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//
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if ((((DebuggerPrivate->CallStackEntryCount - Index) % (16 / ParameterNumber)) == 0) &&
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(Index != 0)) {
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if (SetPageBreak ()) {
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break;
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}
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}
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} else {
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EDBPrint (
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L" Parameter Address (0x%08x) (\n",
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CallStackEntry->ParameterAddr
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);
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if (ParameterNumber == 0) {
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EDBPrint (L" )\n");
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continue;
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}
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//
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// Print each parameter
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//
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for (SubIndex = 0; SubIndex < ParameterNumber - 1; SubIndex++) {
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if (SubIndex % 4 == 0) {
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EDBPrint (L" ");
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}
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EDBPrint (
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L"0x%08x, ",
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CallStackEntry->Parameter[SubIndex]
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);
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if (SubIndex % 4 == 3) {
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EDBPrint (L"\n");
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}
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}
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if (SubIndex % 4 == 0) {
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EDBPrint (L" ");
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}
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EDBPrint (
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L"0x%08x\n",
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CallStackEntry->Parameter[SubIndex]
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);
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EDBPrint (L" )\n");
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//
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// break only for parameter
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//
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if ((((DebuggerPrivate->CallStackEntryCount - Index) % (32 / ParameterNumber)) == 0) &&
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(Index != 0)) {
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if (SetPageBreak ()) {
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break;
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}
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}
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}
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}
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}
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//
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// Done
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//
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return EFI_DEBUG_CONTINUE;
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}
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/**
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DebuggerCommand - InstructionBranch.
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@param CommandArg The argument for this command
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@param DebuggerPrivate EBC Debugger private data structure
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@param ExceptionType Exception type.
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@param SystemContext EBC system context.
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@retval EFI_DEBUG_CONTINUE formal return value
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**/
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EFI_DEBUG_STATUS
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DebuggerInstructionBranch (
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IN CHAR16 *CommandArg,
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IN EFI_DEBUGGER_PRIVATE_DATA *DebuggerPrivate,
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IN EFI_EXCEPTION_TYPE ExceptionType,
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IN OUT EFI_SYSTEM_CONTEXT SystemContext
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)
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{
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UINTN Index;
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//
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// Check argument
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//
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if (CommandArg != NULL) {
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if (StriCmp (CommandArg, L"c") == 0) {
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//
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// Clear Trace
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//
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DebuggerPrivate->TraceEntryCount = 0;
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ZeroMem (DebuggerPrivate->TraceEntry, sizeof(DebuggerPrivate->TraceEntry));
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EDBPrint (L"Instruction Trace is cleared\n");
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} else {
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EDBPrint (L"Trace argument Invalid\n");
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}
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return EFI_DEBUG_CONTINUE;
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}
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//
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// Check Trace Entry Count
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//
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if (DebuggerPrivate->TraceEntryCount == 0) {
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EDBPrint (L"No Instruction Trace\n");
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return EFI_DEBUG_CONTINUE;
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} else if (DebuggerPrivate->TraceEntryCount > EFI_DEBUGGER_TRACE_MAX) {
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EDBPrint (L"Instruction Trace Crash, re-initialize!\n");
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DebuggerPrivate->TraceEntryCount = 0;
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return EFI_DEBUG_CONTINUE;
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}
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//
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// Go through each Trace entry and print
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//
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EDBPrint (L"Instruction Trace (->Latest):\n");
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EDBPrint (L" Source Addr Destination Addr Type\n");
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EDBPrint (L" ================== ================== ========\n");
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//EDBPrint (L" 0x00000000FFFFFFFF 0xFFFFFFFF00000000 (CALLEX)\n");
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for (Index = 0; Index < DebuggerPrivate->TraceEntryCount; Index++) {
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EDBPrint (
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L" 0x%016lx 0x%016lx %s\n",
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DebuggerPrivate->TraceEntry[Index].SourceAddress,
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DebuggerPrivate->TraceEntry[Index].DestAddress,
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EdbBranchTypeToStr (DebuggerPrivate->TraceEntry[Index].Type)
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);
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}
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//
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// Done
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//
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return EFI_DEBUG_CONTINUE;
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}
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