patch-2.4.22 linux-2.4.22/drivers/acpi/debugger/dbfileio.c
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- Lines: 382
- Date:
1969-12-31 16:00:00.000000000 -0800
- Orig file:
linux-2.4.21/drivers/acpi/debugger/dbfileio.c
- Orig date:
2001-10-24 14:06:22.000000000 -0700
diff -urN linux-2.4.21/drivers/acpi/debugger/dbfileio.c linux-2.4.22/drivers/acpi/debugger/dbfileio.c
@@ -1,381 +0,0 @@
-/*******************************************************************************
- *
- * Module Name: dbfileio - Debugger file I/O commands. These can't usually
- * be used when running the debugger in Ring 0 (Kernel mode)
- * $Revision: 53 $
- *
- ******************************************************************************/
-
-/*
- * Copyright (C) 2000, 2001 R. Byron Moore
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- */
-
-
-#include "acpi.h"
-#include "acdebug.h"
-#include "acnamesp.h"
-#include "acparser.h"
-#include "acevents.h"
-#include "actables.h"
-
-#ifdef ENABLE_DEBUGGER
-
-#define _COMPONENT ACPI_DEBUGGER
- MODULE_NAME ("dbfileio")
-
-
-/*
- * NOTE: this is here for lack of a better place. It is used in all
- * flavors of the debugger, need LCD file
- */
-#ifdef ACPI_APPLICATION
-#include <stdio.h>
-FILE *acpi_gbl_debug_file = NULL;
-#endif
-
-
-acpi_table_header *acpi_gbl_db_table_ptr = NULL;
-
-
-/*******************************************************************************
- *
- * FUNCTION: Acpi_db_match_argument
- *
- * PARAMETERS: User_argument - User command line
- * Arguments - Array of commands to match against
- *
- * RETURN: Index into command array or ACPI_TYPE_NOT_FOUND if not found
- *
- * DESCRIPTION: Search command array for a command match
- *
- ******************************************************************************/
-
-acpi_object_type8
-acpi_db_match_argument (
- NATIVE_CHAR *user_argument,
- ARGUMENT_INFO *arguments)
-{
- u32 i;
-
-
- if (!user_argument || user_argument[0] == 0) {
- return (ACPI_TYPE_NOT_FOUND);
- }
-
- for (i = 0; arguments[i].name; i++) {
- if (STRSTR (arguments[i].name, user_argument) == arguments[i].name) {
- return ((acpi_object_type8) i);
- }
- }
-
- /* Argument not recognized */
-
- return (ACPI_TYPE_NOT_FOUND);
-}
-
-
-/*******************************************************************************
- *
- * FUNCTION: Acpi_db_close_debug_file
- *
- * PARAMETERS: None
- *
- * RETURN: Status
- *
- * DESCRIPTION: If open, close the current debug output file
- *
- ******************************************************************************/
-
-void
-acpi_db_close_debug_file (
- void)
-{
-
-#ifdef ACPI_APPLICATION
-
- if (acpi_gbl_debug_file) {
- fclose (acpi_gbl_debug_file);
- acpi_gbl_debug_file = NULL;
- acpi_gbl_db_output_to_file = FALSE;
- acpi_os_printf ("Debug output file %s closed\n", acpi_gbl_db_debug_filename);
- }
-#endif
-
-}
-
-
-/*******************************************************************************
- *
- * FUNCTION: Acpi_db_open_debug_file
- *
- * PARAMETERS: Name - Filename to open
- *
- * RETURN: Status
- *
- * DESCRIPTION: Open a file where debug output will be directed.
- *
- ******************************************************************************/
-
-void
-acpi_db_open_debug_file (
- NATIVE_CHAR *name)
-{
-
-#ifdef ACPI_APPLICATION
-
- acpi_db_close_debug_file ();
- acpi_gbl_debug_file = fopen (name, "w+");
- if (acpi_gbl_debug_file) {
- acpi_os_printf ("Debug output file %s opened\n", name);
- STRCPY (acpi_gbl_db_debug_filename, name);
- acpi_gbl_db_output_to_file = TRUE;
- }
- else {
- acpi_os_printf ("Could not open debug file %s\n", name);
- }
-
-#endif
-}
-
-
-#ifdef ACPI_APPLICATION
-/*******************************************************************************
- *
- * FUNCTION: Acpi_db_load_table
- *
- * PARAMETERS: fp - File that contains table
- * Table_ptr - Return value, buffer with table
- * Table_lenght - Return value, length of table
- *
- * RETURN: Status
- *
- * DESCRIPTION: Load the DSDT from the file pointer
- *
- ******************************************************************************/
-
-acpi_status
-acpi_db_load_table(
- FILE *fp,
- acpi_table_header **table_ptr,
- u32 *table_length)
-{
- acpi_table_header table_header;
- u8 *aml_start;
- u32 aml_length;
- u32 actual;
- acpi_status status;
-
-
- /* Read the table header */
-
- if (fread (&table_header, 1, sizeof (table_header), fp) != sizeof (acpi_table_header)) {
- acpi_os_printf ("Couldn't read the table header\n");
- return (AE_BAD_SIGNATURE);
- }
-
-
- /* Validate the table header/length */
-
- status = acpi_tb_validate_table_header (&table_header);
- if ((ACPI_FAILURE (status)) ||
- (table_header.length > 524288)) /* 1/2 Mbyte should be enough */ {
- acpi_os_printf ("Table header is invalid!\n");
- return (AE_ERROR);
- }
-
-
- /* We only support a limited number of table types */
-
- if (STRNCMP ((char *) table_header.signature, DSDT_SIG, 4) &&
- STRNCMP ((char *) table_header.signature, PSDT_SIG, 4) &&
- STRNCMP ((char *) table_header.signature, SSDT_SIG, 4)) {
- acpi_os_printf ("Table signature is invalid\n");
- DUMP_BUFFER (&table_header, sizeof (acpi_table_header));
- return (AE_ERROR);
- }
-
- /* Allocate a buffer for the table */
-
- *table_length = table_header.length;
- *table_ptr = acpi_os_allocate ((size_t) *table_length);
- if (!*table_ptr) {
- acpi_os_printf ("Could not allocate memory for ACPI table %4.4s (size=%X)\n",
- table_header.signature, table_header.length);
- return (AE_NO_MEMORY);
- }
-
-
- aml_start = (u8 *) *table_ptr + sizeof (table_header);
- aml_length = *table_length - sizeof (table_header);
-
- /* Copy the header to the buffer */
-
- MEMCPY (*table_ptr, &table_header, sizeof (table_header));
-
- /* Get the rest of the table */
-
- actual = fread (aml_start, 1, (size_t) aml_length, fp);
- if (actual == aml_length) {
- return (AE_OK);
- }
-
- if (actual > 0) {
- acpi_os_printf ("Warning - reading table, asked for %X got %X\n", aml_length, actual);
- return (AE_OK);
- }
-
-
- acpi_os_printf ("Error - could not read the table file\n");
- acpi_os_free (*table_ptr);
- *table_ptr = NULL;
- *table_length = 0;
-
- return (AE_ERROR);
-}
-#endif
-
-
-/*******************************************************************************
- *
- * FUNCTION: Ae_local_load_table
- *
- * PARAMETERS: Table_ptr - 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.
- *
- * If the call fails an appropriate status will be returned.
- *
- ******************************************************************************/
-
-acpi_status
-ae_local_load_table (
- acpi_table_header *table_ptr)
-{
- acpi_status status;
- acpi_table_desc table_info;
-
-
- FUNCTION_TRACE ("Ae_local_load_table");
-
- if (!table_ptr) {
- return_ACPI_STATUS (AE_BAD_PARAMETER);
- }
-
- /* Install the new table into the local data structures */
-
- table_info.pointer = table_ptr;
-
- status = acpi_tb_install_table (NULL, &table_info);
- if (ACPI_FAILURE (status)) {
- /* Free table allocated by Acpi_tb_get_table */
-
- acpi_tb_delete_single_table (&table_info);
- return_ACPI_STATUS (status);
- }
-
-
-#ifndef PARSER_ONLY
- status = acpi_ns_load_table (table_info.installed_desc, acpi_gbl_root_node);
- if (ACPI_FAILURE (status)) {
- /* Uninstall table and free the buffer */
-
- acpi_tb_delete_acpi_table (ACPI_TABLE_DSDT);
- return_ACPI_STATUS (status);
- }
-#endif
-
- return_ACPI_STATUS (status);
-}
-
-
-/*******************************************************************************
- *
- * FUNCTION: Acpi_db_load_acpi_table
- *
- * PARAMETERS: Filname - File where table is located
- *
- * RETURN: Status
- *
- * DESCRIPTION: Load an ACPI table from a file
- *
- ******************************************************************************/
-
-acpi_status
-acpi_db_load_acpi_table (
- NATIVE_CHAR *filename)
-{
-#ifdef ACPI_APPLICATION
- FILE *fp;
- acpi_status status;
- u32 table_length;
-
-
- /* Open the file */
-
- fp = fopen (filename, "rb");
- if (!fp) {
- acpi_os_printf ("Could not open file %s\n", filename);
- return (AE_ERROR);
- }
-
-
- /* Get the entire file */
-
- acpi_os_printf ("Loading Acpi table from file %s\n", filename);
- status = acpi_db_load_table (fp, &acpi_gbl_db_table_ptr, &table_length);
- fclose(fp);
-
- if (ACPI_FAILURE (status)) {
- acpi_os_printf ("Couldn't get table from the file\n");
- return (status);
- }
-
- /* Attempt to recognize and install the table */
-
- status = ae_local_load_table (acpi_gbl_db_table_ptr);
- if (ACPI_FAILURE (status)) {
- if (status == AE_EXIST) {
- acpi_os_printf ("Table %4.4s is already installed\n",
- &acpi_gbl_db_table_ptr->signature);
- }
- else {
- acpi_os_printf ("Could not install table, %s\n",
- acpi_format_exception (status));
- }
-
- acpi_os_free (acpi_gbl_db_table_ptr);
- return (status);
- }
-
- acpi_os_printf ("%4.4s at %p successfully installed and loaded\n",
- &acpi_gbl_db_table_ptr->signature, acpi_gbl_db_table_ptr);
-
- acpi_gbl_acpi_hardware_present = FALSE;
-
-#endif /* ACPI_APPLICATION */
- return (AE_OK);
-}
-
-
-#endif /* ENABLE_DEBUGGER */
-
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