audk/MdeModulePkg/Universal/EbcDxe/EbcDebugger/EdbCmdMemory.c

585 lines
13 KiB
C

/** @file
Copyright (c) 2007, Intel Corporation. All rights reserved.<BR>
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 "Edb.h"
/**
Display memory unit.
@param Address - Memory Address
@param Width - Memory Width
@return Length of the memory unit
**/
UINTN
EdbDisplayMemoryUnit (
IN UINTN Address,
IN EDB_DATA_WIDTH Width
)
{
UINT8 Data8;
UINT16 Data16;
UINT32 Data32;
UINT64 Data64;
//
// Print accroding to width
//
switch (Width) {
case EdbWidthUint8:
CopyMem (&Data8, (VOID *)Address, sizeof(UINT8));
EDBPrint (L"%02x ", Data8);
return sizeof(UINT8);
case EdbWidthUint16:
CopyMem (&Data16, (VOID *)Address, sizeof(UINT16));
EDBPrint (L"%04x ", Data16);
return sizeof(UINT16);
case EdbWidthUint32:
CopyMem (&Data32, (VOID *)Address, sizeof(UINT32));
EDBPrint (L"%08x ", Data32);
return sizeof(UINT32);
case EdbWidthUint64:
CopyMem (&Data64, (VOID *)Address, sizeof(UINT64));
EDBPrint (L"%016lx ", Data64);
return sizeof(UINT64);
default:
ASSERT (FALSE);
break;
}
//
// something wrong
//
return 0;
}
/**
Display memory.
@param Address - Memory Address
@param Count - Memory Count
@param Width - Memory Width
**/
VOID
EdbDisplayMemory (
IN UINTN Address,
IN UINTN Count,
IN EDB_DATA_WIDTH Width
)
{
UINTN LineNumber;
UINTN ByteNumber;
UINTN LineIndex;
UINTN ByteIndex;
UINTN NumberInLine;
if (Count == 0) {
return ;
}
//
// Get line number and byte number
//
switch (Width) {
case EdbWidthUint8:
NumberInLine = 16;
break;
case EdbWidthUint16:
NumberInLine = 8;
break;
case EdbWidthUint32:
NumberInLine = 4;
break;
case EdbWidthUint64:
NumberInLine = 2;
break;
default:
return;
}
LineNumber = Count / NumberInLine;
ByteNumber = Count % NumberInLine;
if (ByteNumber == 0) {
LineNumber -= 1;
ByteNumber = NumberInLine;
}
//
// Print each line
//
for (LineIndex = 0; LineIndex < LineNumber; LineIndex++) {
//
// Break check
//
if (((LineIndex % EFI_DEBUGGER_LINE_NUMBER_IN_PAGE) == 0) &&
(LineIndex != 0)) {
if (SetPageBreak ()) {
break;
}
}
EDBPrint (EDB_PRINT_ADDRESS_FORMAT, (UINTN)Address);
for (ByteIndex = 0; ByteIndex < NumberInLine; ByteIndex++) {
Address += EdbDisplayMemoryUnit (Address, Width);
}
EDBPrint (L"\n");
}
//
// Break check
//
if (((LineIndex % EFI_DEBUGGER_LINE_NUMBER_IN_PAGE) == 0) &&
(LineIndex != 0)) {
if (SetPageBreak ()) {
return;
}
}
//
// Print last line
//
EDBPrint (EDB_PRINT_ADDRESS_FORMAT, (UINTN)Address);
for (ByteIndex = 0; ByteIndex < ByteNumber; ByteIndex++) {
Address += EdbDisplayMemoryUnit (Address, Width);
}
return ;
}
/**
Entry memory.
@param Address - Memory Address
@param Value - Memory Value
@param Width - Memory Width
**/
VOID
EdbEnterMemory (
IN UINTN Address,
IN VOID *Value,
IN EDB_DATA_WIDTH Width
)
{
switch (Width) {
case EdbWidthUint8:
CopyMem ((VOID *)Address, Value, sizeof(UINT8));
break;
case EdbWidthUint16:
CopyMem ((VOID *)Address, Value, sizeof(UINT16));
break;
case EdbWidthUint32:
CopyMem ((VOID *)Address, Value, sizeof(UINT32));
break;
case EdbWidthUint64:
CopyMem ((VOID *)Address, Value, sizeof(UINT64));
break;
default:
break;
}
return ;
}
/**
Get memory address and count.
@param CommandArg - The argument for this command
@param Address - Memory Address
@param Count - Memory Count
@retval EFI_SUCCESS - memory address and count are got
@retval EFI_INVALID_PARAMETER - something wrong
**/
EFI_STATUS
EdbGetMemoryAddressCount (
IN CHAR16 *CommandArg,
IN UINTN *Address,
IN UINTN *Count
)
{
CHAR16 *CommandStr;
UINTN MemAddress;
EFI_STATUS Status;
//
// Get Address
//
CommandStr = CommandArg;
if (CommandStr == NULL) {
EDBPrint (L"Memory: Address error!\n");
return EFI_INVALID_PARAMETER;
}
Status = Symboltoi (CommandStr, &MemAddress);
if (EFI_ERROR (Status)) {
if (Status == EFI_NOT_FOUND) {
MemAddress = Xtoi(CommandStr);
} else {
//
// Something wrong, let Symboltoi print error info.
//
EDBPrint (L"Command Argument error!\n");
return EFI_INVALID_PARAMETER;
}
}
*Address = MemAddress;
//
// Get Count
//
CommandStr = StrGetNextTokenLine (L" ");
if (CommandStr == NULL) {
*Count = 1;
} else {
*Count = Xtoi(CommandStr);
}
//
// Done
//
return EFI_SUCCESS;
}
/**
Get memory address and value.
@param CommandArg - The argument for this command
@param Address - Memory Address
@param Value - Memory Value
@retval EFI_SUCCESS - memory address and value are got
@retval EFI_INVALID_PARAMETER - something wrong
**/
EFI_STATUS
EdbGetMemoryAddressValue (
IN CHAR16 *CommandArg,
IN UINTN *Address,
IN UINT64 *Value
)
{
CHAR16 *CommandStr;
UINTN MemAddress;
EFI_STATUS Status;
//
// Get Address
//
CommandStr = CommandArg;
if (CommandStr == NULL) {
EDBPrint (L"Memory: Address error!\n");
return EFI_INVALID_PARAMETER;
}
Status = Symboltoi (CommandStr, &MemAddress);
if (EFI_ERROR (Status)) {
if (Status == EFI_NOT_FOUND) {
MemAddress = Xtoi(CommandStr);
} else {
//
// Something wrong, let Symboltoi print error info.
//
EDBPrint (L"Command Argument error!\n");
return EFI_INVALID_PARAMETER;
}
}
*Address = MemAddress;
//
// Get Value
//
CommandStr = StrGetNextTokenLine (L" ");
if (CommandStr == NULL) {
EDBPrint (L"Memory: Value error!\n");
return EFI_INVALID_PARAMETER;
}
*Value = LXtoi(CommandStr);
//
// Done
//
return EFI_SUCCESS;
}
/**
Display memory.
@param CommandArg - The argument for this command
@param Width - Memory Width
@retval EFI_DEBUG_RETURN - formal return value
**/
EFI_DEBUG_STATUS
DebuggerMemoryDisplay (
IN CHAR16 *CommandArg,
IN EDB_DATA_WIDTH Width
)
{
EFI_STATUS Status;
UINTN Address;
UINTN Count;
//
// Get memory address and count
//
Status = EdbGetMemoryAddressCount (CommandArg, &Address, &Count);
if (EFI_ERROR(Status)) {
return EFI_DEBUG_CONTINUE;
}
//
// Display memory
//
EdbDisplayMemory (Address, Count, Width);
//
// Done
//
return EFI_DEBUG_CONTINUE;
}
/**
Enter memory.
@param CommandArg - The argument for this command
@param Width - Memory Width
@retval EFI_DEBUG_RETURN - formal return value
**/
EFI_DEBUG_STATUS
DebuggerMemoryEnter (
IN CHAR16 *CommandArg,
IN EDB_DATA_WIDTH Width
)
{
EFI_STATUS Status;
UINTN Address;
UINT64 Value;
//
// Get memory address and value
//
Status = EdbGetMemoryAddressValue (CommandArg, &Address, &Value);
if (EFI_ERROR(Status)) {
return EFI_DEBUG_CONTINUE;
}
//
// Enter memory
//
EdbEnterMemory (Address, &Value, Width);
//
// Done
//
return EFI_DEBUG_CONTINUE;
}
/**
DebuggerCommand - DB.
@param CommandArg - The argument for this command
@param DebuggerPrivate - EBC Debugger private data structure
@param ExceptionType - Interrupt type.
@param SystemContext - EBC system context.
@retval EFI_DEBUG_RETURN - formal return value
**/
EFI_DEBUG_STATUS
DebuggerMemoryDB (
IN CHAR16 *CommandArg,
IN EFI_DEBUGGER_PRIVATE_DATA *DebuggerPrivate,
IN EFI_EXCEPTION_TYPE ExceptionType,
IN OUT EFI_SYSTEM_CONTEXT SystemContext
)
{
return DebuggerMemoryDisplay (CommandArg, EdbWidthUint8);
}
/**
DebuggerCommand - DW.
@param CommandArg - The argument for this command
@param DebuggerPrivate - EBC Debugger private data structure
@param ExceptionType - Interrupt type.
@param SystemContext - EBC system context.
@retval EFI_DEBUG_RETURN - formal return value
**/
EFI_DEBUG_STATUS
DebuggerMemoryDW (
IN CHAR16 *CommandArg,
IN EFI_DEBUGGER_PRIVATE_DATA *DebuggerPrivate,
IN EFI_EXCEPTION_TYPE ExceptionType,
IN OUT EFI_SYSTEM_CONTEXT SystemContext
)
{
return DebuggerMemoryDisplay (CommandArg, EdbWidthUint16);
}
/**
DebuggerCommand - DD.
@param CommandArg - The argument for this command
@param DebuggerPrivate - EBC Debugger private data structure
@param ExceptionType - Interrupt type.
@param SystemContext - EBC system context.
@retval EFI_DEBUG_RETURN - formal return value
**/
EFI_DEBUG_STATUS
DebuggerMemoryDD (
IN CHAR16 *CommandArg,
IN EFI_DEBUGGER_PRIVATE_DATA *DebuggerPrivate,
IN EFI_EXCEPTION_TYPE ExceptionType,
IN OUT EFI_SYSTEM_CONTEXT SystemContext
)
{
return DebuggerMemoryDisplay (CommandArg, EdbWidthUint32);
}
/**
DebuggerCommand - DQ.
@param CommandArg - The argument for this command
@param DebuggerPrivate - EBC Debugger private data structure
@param ExceptionType - Exception type.
@param SystemContext - EBC system context.
@retval EFI_DEBUG_RETURN - formal return value
**/
EFI_DEBUG_STATUS
DebuggerMemoryDQ (
IN CHAR16 *CommandArg,
IN EFI_DEBUGGER_PRIVATE_DATA *DebuggerPrivate,
IN EFI_EXCEPTION_TYPE ExceptionType,
IN OUT EFI_SYSTEM_CONTEXT SystemContext
)
{
return DebuggerMemoryDisplay (CommandArg, EdbWidthUint64);
}
/**
DebuggerCommand - EB.
@param CommandArg - The argument for this command
@param DebuggerPrivate - EBC Debugger private data structure
@param ExceptionType - Exception type.
@param SystemContext - EBC system context.
@retval EFI_DEBUG_RETURN - formal return value
**/
EFI_DEBUG_STATUS
DebuggerMemoryEB (
IN CHAR16 *CommandArg,
IN EFI_DEBUGGER_PRIVATE_DATA *DebuggerPrivate,
IN EFI_EXCEPTION_TYPE ExceptionType,
IN OUT EFI_SYSTEM_CONTEXT SystemContext
)
{
return DebuggerMemoryEnter (CommandArg, EdbWidthUint8);
}
/**
DebuggerCommand - EW.
@param CommandArg - The argument for this command
@param DebuggerPrivate - EBC Debugger private data structure
@param ExceptionType - Interrupt type.
@param SystemContext - EBC system context.
@retval EFI_DEBUG_RETURN - formal return value
**/
EFI_DEBUG_STATUS
DebuggerMemoryEW (
IN CHAR16 *CommandArg,
IN EFI_DEBUGGER_PRIVATE_DATA *DebuggerPrivate,
IN EFI_EXCEPTION_TYPE ExceptionType,
IN OUT EFI_SYSTEM_CONTEXT SystemContext
)
{
return DebuggerMemoryEnter (CommandArg, EdbWidthUint16);
}
/**
DebuggerCommand - ED.
@param CommandArg - The argument for this command
@param DebuggerPrivate - EBC Debugger private data structure
@param ExceptionType - Exception type.
@param SystemContext - EBC system context.
@retval EFI_DEBUG_RETURN - formal return value
**/
EFI_DEBUG_STATUS
DebuggerMemoryED (
IN CHAR16 *CommandArg,
IN EFI_DEBUGGER_PRIVATE_DATA *DebuggerPrivate,
IN EFI_EXCEPTION_TYPE ExceptionType,
IN OUT EFI_SYSTEM_CONTEXT SystemContext
)
{
return DebuggerMemoryEnter (CommandArg, EdbWidthUint32);
}
/**
DebuggerCommand - EQ.
@param CommandArg - The argument for this command
@param DebuggerPrivate - EBC Debugger private data structure
@param ExceptionType - Exception type.
@param SystemContext - EBC system context.
@retval EFI_DEBUG_RETURN - formal return value
**/
EFI_DEBUG_STATUS
DebuggerMemoryEQ (
IN CHAR16 *CommandArg,
IN EFI_DEBUGGER_PRIVATE_DATA *DebuggerPrivate,
IN EFI_EXCEPTION_TYPE ExceptionType,
IN OUT EFI_SYSTEM_CONTEXT SystemContext
)
{
return DebuggerMemoryEnter (CommandArg, EdbWidthUint64);
}