293 lines
10 KiB
C
293 lines
10 KiB
C
/******************************************************************************
|
|
*
|
|
* Module Name: dbhistry - debugger HISTORY command
|
|
*
|
|
*****************************************************************************/
|
|
|
|
/******************************************************************************
|
|
*
|
|
* 1. Copyright Notice
|
|
*
|
|
* Some or all of this work - Copyright (c) 1999 - 2011, Intel Corp.
|
|
* All rights reserved.
|
|
*
|
|
* 2. License
|
|
*
|
|
* 2.1. This is your license from Intel Corp. under its intellectual property
|
|
* rights. You may have additional license terms from the party that provided
|
|
* you this software, covering your right to use that party's intellectual
|
|
* property rights.
|
|
*
|
|
* 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a
|
|
* copy of the source code appearing in this file ("Covered Code") an
|
|
* irrevocable, perpetual, worldwide license under Intel's copyrights in the
|
|
* base code distributed originally by Intel ("Original Intel Code") to copy,
|
|
* make derivatives, distribute, use and display any portion of the Covered
|
|
* Code in any form, with the right to sublicense such rights; and
|
|
*
|
|
* 2.3. Intel grants Licensee a non-exclusive and non-transferable patent
|
|
* license (with the right to sublicense), under only those claims of Intel
|
|
* patents that are infringed by the Original Intel Code, to make, use, sell,
|
|
* offer to sell, and import the Covered Code and derivative works thereof
|
|
* solely to the minimum extent necessary to exercise the above copyright
|
|
* license, and in no event shall the patent license extend to any additions
|
|
* to or modifications of the Original Intel Code. No other license or right
|
|
* is granted directly or by implication, estoppel or otherwise;
|
|
*
|
|
* The above copyright and patent license is granted only if the following
|
|
* conditions are met:
|
|
*
|
|
* 3. Conditions
|
|
*
|
|
* 3.1. Redistribution of Source with Rights to Further Distribute Source.
|
|
* Redistribution of source code of any substantial portion of the Covered
|
|
* Code or modification with rights to further distribute source must include
|
|
* the above Copyright Notice, the above License, this list of Conditions,
|
|
* and the following Disclaimer and Export Compliance provision. In addition,
|
|
* Licensee must cause all Covered Code to which Licensee contributes to
|
|
* contain a file documenting the changes Licensee made to create that Covered
|
|
* Code and the date of any change. Licensee must include in that file the
|
|
* documentation of any changes made by any predecessor Licensee. Licensee
|
|
* must include a prominent statement that the modification is derived,
|
|
* directly or indirectly, from Original Intel Code.
|
|
*
|
|
* 3.2. Redistribution of Source with no Rights to Further Distribute Source.
|
|
* Redistribution of source code of any substantial portion of the Covered
|
|
* Code or modification without rights to further distribute source must
|
|
* include the following Disclaimer and Export Compliance provision in the
|
|
* documentation and/or other materials provided with distribution. In
|
|
* addition, Licensee may not authorize further sublicense of source of any
|
|
* portion of the Covered Code, and must include terms to the effect that the
|
|
* license from Licensee to its licensee is limited to the intellectual
|
|
* property embodied in the software Licensee provides to its licensee, and
|
|
* not to intellectual property embodied in modifications its licensee may
|
|
* make.
|
|
*
|
|
* 3.3. Redistribution of Executable. Redistribution in executable form of any
|
|
* substantial portion of the Covered Code or modification must reproduce the
|
|
* above Copyright Notice, and the following Disclaimer and Export Compliance
|
|
* provision in the documentation and/or other materials provided with the
|
|
* distribution.
|
|
*
|
|
* 3.4. Intel retains all right, title, and interest in and to the Original
|
|
* Intel Code.
|
|
*
|
|
* 3.5. Neither the name Intel nor any other trademark owned or controlled by
|
|
* Intel shall be used in advertising or otherwise to promote the sale, use or
|
|
* other dealings in products derived from or relating to the Covered Code
|
|
* without prior written authorization from Intel.
|
|
*
|
|
* 4. Disclaimer and Export Compliance
|
|
*
|
|
* 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED
|
|
* HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE
|
|
* IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE,
|
|
* INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY
|
|
* UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A
|
|
* PARTICULAR PURPOSE.
|
|
*
|
|
* 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES
|
|
* OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR
|
|
* COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT,
|
|
* SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY
|
|
* CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL
|
|
* HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS
|
|
* SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY
|
|
* LIMITED REMEDY.
|
|
*
|
|
* 4.3. Licensee shall not export, either directly or indirectly, any of this
|
|
* software or system incorporating such software without first obtaining any
|
|
* required license or other approval from the U. S. Department of Commerce or
|
|
* any other agency or department of the United States Government. In the
|
|
* event Licensee exports any such software from the United States or
|
|
* re-exports any such software from a foreign destination, Licensee shall
|
|
* ensure that the distribution and export/re-export of the software is in
|
|
* compliance with all laws, regulations, orders, or other restrictions of the
|
|
* U.S. Export Administration Regulations. Licensee agrees that neither it nor
|
|
* any of its subsidiaries will export/re-export any technical data, process,
|
|
* software, or service, directly or indirectly, to any country for which the
|
|
* United States government or any agency thereof requires an export license,
|
|
* other governmental approval, or letter of assurance, without first obtaining
|
|
* such license, approval or letter.
|
|
*
|
|
*****************************************************************************/
|
|
|
|
|
|
#include "acpi.h"
|
|
#include "accommon.h"
|
|
#include "acdebug.h"
|
|
|
|
#ifdef ACPI_DEBUGGER
|
|
|
|
#define _COMPONENT ACPI_CA_DEBUGGER
|
|
ACPI_MODULE_NAME ("dbhistry")
|
|
|
|
|
|
#define HI_NO_HISTORY 0
|
|
#define HI_RECORD_HISTORY 1
|
|
#define HISTORY_SIZE 20
|
|
|
|
|
|
typedef struct HistoryInfo
|
|
{
|
|
char Command[80];
|
|
UINT32 CmdNum;
|
|
|
|
} HISTORY_INFO;
|
|
|
|
|
|
static HISTORY_INFO AcpiGbl_HistoryBuffer[HISTORY_SIZE];
|
|
static UINT16 AcpiGbl_LoHistory = 0;
|
|
static UINT16 AcpiGbl_NumHistory = 0;
|
|
static UINT16 AcpiGbl_NextHistoryIndex = 0;
|
|
static UINT32 AcpiGbl_NextCmdNum = 1;
|
|
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* FUNCTION: AcpiDbAddToHistory
|
|
*
|
|
* PARAMETERS: CommandLine - Command to add
|
|
*
|
|
* RETURN: None
|
|
*
|
|
* DESCRIPTION: Add a command line to the history buffer.
|
|
*
|
|
******************************************************************************/
|
|
|
|
void
|
|
AcpiDbAddToHistory (
|
|
char *CommandLine)
|
|
{
|
|
|
|
/* Put command into the next available slot */
|
|
|
|
ACPI_STRCPY (AcpiGbl_HistoryBuffer[AcpiGbl_NextHistoryIndex].Command,
|
|
CommandLine);
|
|
|
|
AcpiGbl_HistoryBuffer[AcpiGbl_NextHistoryIndex].CmdNum = AcpiGbl_NextCmdNum;
|
|
|
|
/* Adjust indexes */
|
|
|
|
if ((AcpiGbl_NumHistory == HISTORY_SIZE) &&
|
|
(AcpiGbl_NextHistoryIndex == AcpiGbl_LoHistory))
|
|
{
|
|
AcpiGbl_LoHistory++;
|
|
if (AcpiGbl_LoHistory >= HISTORY_SIZE)
|
|
{
|
|
AcpiGbl_LoHistory = 0;
|
|
}
|
|
}
|
|
|
|
AcpiGbl_NextHistoryIndex++;
|
|
if (AcpiGbl_NextHistoryIndex >= HISTORY_SIZE)
|
|
{
|
|
AcpiGbl_NextHistoryIndex = 0;
|
|
}
|
|
|
|
AcpiGbl_NextCmdNum++;
|
|
if (AcpiGbl_NumHistory < HISTORY_SIZE)
|
|
{
|
|
AcpiGbl_NumHistory++;
|
|
}
|
|
}
|
|
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* FUNCTION: AcpiDbDisplayHistory
|
|
*
|
|
* PARAMETERS: None
|
|
*
|
|
* RETURN: None
|
|
*
|
|
* DESCRIPTION: Display the contents of the history buffer
|
|
*
|
|
******************************************************************************/
|
|
|
|
void
|
|
AcpiDbDisplayHistory (
|
|
void)
|
|
{
|
|
UINT32 i;
|
|
UINT16 HistoryIndex;
|
|
|
|
|
|
HistoryIndex = AcpiGbl_LoHistory;
|
|
|
|
/* Dump entire history buffer */
|
|
|
|
for (i = 0; i < AcpiGbl_NumHistory; i++)
|
|
{
|
|
AcpiOsPrintf ("%ld %s\n", AcpiGbl_HistoryBuffer[HistoryIndex].CmdNum,
|
|
AcpiGbl_HistoryBuffer[HistoryIndex].Command);
|
|
|
|
HistoryIndex++;
|
|
if (HistoryIndex >= HISTORY_SIZE)
|
|
{
|
|
HistoryIndex = 0;
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* FUNCTION: AcpiDbGetFromHistory
|
|
*
|
|
* PARAMETERS: CommandNumArg - String containing the number of the
|
|
* command to be retrieved
|
|
*
|
|
* RETURN: Pointer to the retrieved command. Null on error.
|
|
*
|
|
* DESCRIPTION: Get a command from the history buffer
|
|
*
|
|
******************************************************************************/
|
|
|
|
char *
|
|
AcpiDbGetFromHistory (
|
|
char *CommandNumArg)
|
|
{
|
|
UINT32 i;
|
|
UINT16 HistoryIndex;
|
|
UINT32 CmdNum;
|
|
|
|
|
|
if (CommandNumArg == NULL)
|
|
{
|
|
CmdNum = AcpiGbl_NextCmdNum - 1;
|
|
}
|
|
|
|
else
|
|
{
|
|
CmdNum = ACPI_STRTOUL (CommandNumArg, NULL, 0);
|
|
}
|
|
|
|
/* Search history buffer */
|
|
|
|
HistoryIndex = AcpiGbl_LoHistory;
|
|
for (i = 0; i < AcpiGbl_NumHistory; i++)
|
|
{
|
|
if (AcpiGbl_HistoryBuffer[HistoryIndex].CmdNum == CmdNum)
|
|
{
|
|
/* Found the commnad, return it */
|
|
|
|
return (AcpiGbl_HistoryBuffer[HistoryIndex].Command);
|
|
}
|
|
|
|
|
|
HistoryIndex++;
|
|
if (HistoryIndex >= HISTORY_SIZE)
|
|
{
|
|
HistoryIndex = 0;
|
|
}
|
|
}
|
|
|
|
AcpiOsPrintf ("Invalid history number: %u\n", HistoryIndex);
|
|
return (NULL);
|
|
}
|
|
|
|
#endif /* ACPI_DEBUGGER */
|
|
|