dbfileio.c revision 199767f8919635c4928607450d9e0abb932109ce
/*******************************************************************************
*
* Module Name: dbfileio - Debugger file I/O commands. These can't usually
* be used when running the debugger in Ring 0 (Kernel mode)
*
******************************************************************************/
/*
* Copyright (C) 2000 - 2015, Intel Corp.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions, and the following disclaimer,
* without modification.
* 2. Redistributions in binary form must reproduce at minimum a disclaimer
* substantially similar to the "NO WARRANTY" disclaimer below
* ("Disclaimer") and any redistribution must be conditioned upon
* including a substantially similar Disclaimer requirement for further
* binary redistribution.
* 3. Neither the names of the above-listed copyright holders nor the names
* of any contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* Alternatively, this software may be distributed under the terms of the
* GNU General Public License ("GPL") version 2 as published by the Free
* Software Foundation.
*
* NO WARRANTY
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGES.
*/
#include <contrib/dev/acpica/include/acpi.h>
#include <contrib/dev/acpica/include/accommon.h>
#include <contrib/dev/acpica/include/acdebug.h>
#include <contrib/dev/acpica/include/actables.h>
#define _COMPONENT ACPI_CA_DEBUGGER
ACPI_MODULE_NAME ("dbfileio")
#ifdef ACPI_DEBUGGER
/*******************************************************************************
*
* FUNCTION: AcpiDbCloseDebugFile
*
* PARAMETERS: None
*
* RETURN: None
*
* DESCRIPTION: If open, close the current debug output file
*
******************************************************************************/
void
AcpiDbCloseDebugFile (
void)
{
#ifdef ACPI_APPLICATION
if (AcpiGbl_DebugFile)
{
fclose (AcpiGbl_DebugFile);
AcpiGbl_DebugFile = NULL;
AcpiGbl_DbOutputToFile = FALSE;
AcpiOsPrintf ("Debug output file %s closed\n",
AcpiGbl_DbDebugFilename);
}
#endif
}
/*******************************************************************************
*
* FUNCTION: AcpiDbOpenDebugFile
*
* PARAMETERS: Name - Filename to open
*
* RETURN: None
*
* DESCRIPTION: Open a file where debug output will be directed.
*
******************************************************************************/
void
AcpiDbOpenDebugFile (
char *Name)
{
#ifdef ACPI_APPLICATION
AcpiDbCloseDebugFile ();
AcpiGbl_DebugFile = fopen (Name, "w+");
if (!AcpiGbl_DebugFile)
{
AcpiOsPrintf ("Could not open debug file %s\n", Name);
return;
}
AcpiOsPrintf ("Debug output file %s opened\n", Name);
strncpy (AcpiGbl_DbDebugFilename, Name,
sizeof (AcpiGbl_DbDebugFilename));
AcpiGbl_DbOutputToFile = TRUE;
#endif
}
#endif
#ifdef ACPI_APPLICATION
#include <contrib/dev/acpica/include/acapps.h>
/*******************************************************************************
*
* FUNCTION: AeLocalLoadTable
*
* PARAMETERS: Table - pointer to a buffer containing the entire
* table to be loaded
*
* RETURN: Status
*
* DESCRIPTION: This function is called to load a table from the caller's
* buffer. The buffer must contain an entire ACPI Table including
* a valid header. The header fields will be verified, and if it
* is determined that the table is invalid, the call will fail.
*
******************************************************************************/
static ACPI_STATUS
AeLocalLoadTable (
ACPI_TABLE_HEADER *Table)
{
ACPI_STATUS Status = AE_OK;
ACPI_FUNCTION_TRACE (AeLocalLoadTable);
#if 0
/* ACPI_TABLE_DESC TableInfo; */
if (!Table)
{
return_ACPI_STATUS (AE_BAD_PARAMETER);
}
TableInfo.Pointer = Table;
Status = AcpiTbRecognizeTable (&TableInfo, ACPI_TABLE_ALL);
if (ACPI_FAILURE (Status))
{
return_ACPI_STATUS (Status);
}
/* Install the new table into the local data structures */
Status = AcpiTbInitTableDescriptor (&TableInfo);
if (ACPI_FAILURE (Status))
{
if (Status == AE_ALREADY_EXISTS)
{
/* Table already exists, no error */
Status = AE_OK;
}
/* Free table allocated by AcpiTbGetTable */
AcpiTbDeleteSingleTable (&TableInfo);
return_ACPI_STATUS (Status);
}
#if (!defined (ACPI_NO_METHOD_EXECUTION) && !defined (ACPI_CONSTANT_EVAL_ONLY))
Status = AcpiNsLoadTable (TableInfo.InstalledDesc, AcpiGbl_RootNode);
if (ACPI_FAILURE (Status))
{
/* Uninstall table and free the buffer */
AcpiTbDeleteTablesByType (ACPI_TABLE_ID_DSDT);
return_ACPI_STATUS (Status);
}
#endif
#endif
return_ACPI_STATUS (Status);
}
#endif
/*******************************************************************************
*
* FUNCTION: AcpiDbGetTableFromFile
*
* PARAMETERS: Filename - File where table is located
* ReturnTable - Where a pointer to the table is returned
*
* RETURN: Status
*
* DESCRIPTION: Load an ACPI table from a file
*
******************************************************************************/
ACPI_STATUS
AcpiDbGetTableFromFile (
char *Filename,
ACPI_TABLE_HEADER **ReturnTable,
BOOLEAN MustBeAmlFile)
{
#ifdef ACPI_APPLICATION
ACPI_STATUS Status;
ACPI_TABLE_HEADER *Table;
BOOLEAN IsAmlTable = TRUE;
Status = AcpiUtReadTableFromFile (Filename, &Table);
if (ACPI_FAILURE (Status))
{
return (Status);
}
if (MustBeAmlFile)
{
IsAmlTable = AcpiUtIsAmlTable (Table);
if (!IsAmlTable)
{
ACPI_EXCEPTION ((AE_INFO, AE_OK,
"Input for -e is not an AML table: "
"\"%4.4s\" (must be DSDT/SSDT)",
Table->Signature));
return (AE_TYPE);
}
}
if (IsAmlTable)
{
/* Attempt to recognize and install the table */
Status = AeLocalLoadTable (Table);
if (ACPI_FAILURE (Status))
{
if (Status == AE_ALREADY_EXISTS)
{
AcpiOsPrintf ("Table %4.4s is already installed\n",
Table->Signature);
}
else
{
AcpiOsPrintf ("Could not install table, %s\n",
AcpiFormatException (Status));
}
return (Status);
}
AcpiTbPrintTableHeader (0, Table);
fprintf (stderr,
"Acpi table [%4.4s] successfully installed and loaded\n",
Table->Signature);
}
AcpiGbl_AcpiHardwarePresent = FALSE;
if (ReturnTable)
{
*ReturnTable = Table;
}
#endif /* ACPI_APPLICATION */
return (AE_OK);
}