drivers/acpi/acpica/dbfileio.c

   1 /*******************************************************************************
   2  *
   3  * Module Name: dbfileio - Debugger file I/O commands. These can't usually
   4  *              be used when running the debugger in Ring 0 (Kernel mode)
   5  *
   6  ******************************************************************************/
   7
   8 /*
   9  * Copyright (C) 2000 - 2016, Intel Corp.
  10  * All rights reserved.
  11  *
  12  * Redistribution and use in source and binary forms, with or without
  13  * modification, are permitted provided that the following conditions
  14  * are met:
  15  * 1. Redistributions of source code must retain the above copyright
  16  *    notice, this list of conditions, and the following disclaimer,
  17  *    without modification.
  18  * 2. Redistributions in binary form must reproduce at minimum a disclaimer
  19  *    substantially similar to the "NO WARRANTY" disclaimer below
  20  *    ("Disclaimer") and any redistribution must be conditioned upon
  21  *    including a substantially similar Disclaimer requirement for further
  22  *    binary redistribution.
  23  * 3. Neither the names of the above-listed copyright holders nor the names
  24  *    of any contributors may be used to endorse or promote products derived
  25  *    from this software without specific prior written permission.
  26  *
  27  * Alternatively, this software may be distributed under the terms of the
  28  * GNU General Public License ("GPL") version 2 as published by the Free
  29  * Software Foundation.
  30  *
  31  * NO WARRANTY
  32  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  33  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  34  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
  35  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  36  * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  37  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  38  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  39  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
  40  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
  41  * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  42  * POSSIBILITY OF SUCH DAMAGES.
  43  */
  44
  45 #include <acpi/acpi.h>
  46 #include "accommon.h"
  47 #include "acdebug.h"
  48 #include "actables.h"
  49 #include <stdio.h>
  50 #ifdef ACPI_APPLICATION
  51 #include "acapps.h"
  52 #endif
  53
  54 #define _COMPONENT          ACPI_CA_DEBUGGER
  55 ACPI_MODULE_NAME("dbfileio")
  56
  57 #ifdef ACPI_DEBUGGER
  58 /*******************************************************************************
  59  *
  60  * FUNCTION:    acpi_db_close_debug_file
  61  *
  62  * PARAMETERS:  None
  63  *
  64  * RETURN:      None
  65  *
  66  * DESCRIPTION: If open, close the current debug output file
  67  *
  68  ******************************************************************************/
  69 void acpi_db_close_debug_file(void)
  70 {
  71
  72 #ifdef ACPI_APPLICATION
  73
  74         if (acpi_gbl_debug_file) {
  75                 fclose(acpi_gbl_debug_file);
  76                 acpi_gbl_debug_file = NULL;
  77                 acpi_gbl_db_output_to_file = FALSE;
  78                 acpi_os_printf("Debug output file %s closed\n",
  79                                acpi_gbl_db_debug_filename);
  80         }
  81 #endif
  82 }
  83
  84 /*******************************************************************************
  85  *
  86  * FUNCTION:    acpi_db_open_debug_file
  87  *
  88  * PARAMETERS:  name                - Filename to open
  89  *
  90  * RETURN:      None
  91  *
  92  * DESCRIPTION: Open a file where debug output will be directed.
  93  *
  94  ******************************************************************************/
  95
  96 void acpi_db_open_debug_file(char *name)
  97 {
  98
  99 #ifdef ACPI_APPLICATION
 100
 101         acpi_db_close_debug_file();
 102         acpi_gbl_debug_file = fopen(name, "w+");
 103         if (!acpi_gbl_debug_file) {
 104                 acpi_os_printf("Could not open debug file %s\n", name);
 105                 return;
 106         }
 107
 108         acpi_os_printf("Debug output file %s opened\n", name);
 109         strncpy(acpi_gbl_db_debug_filename, name,
 110                 sizeof(acpi_gbl_db_debug_filename));
 111         acpi_gbl_db_output_to_file = TRUE;
 112
 113 #endif
 114 }
 115 #endif
 116
 117 /*******************************************************************************
 118  *
 119  * FUNCTION:    acpi_db_load_tables
 120  *
 121  * PARAMETERS:  list_head       - List of ACPI tables to load
 122  *
 123  * RETURN:      Status
 124  *
 125  * DESCRIPTION: Load ACPI tables from a previously constructed table list.
 126  *
 127  ******************************************************************************/
 128
 129 acpi_status acpi_db_load_tables(struct acpi_new_table_desc *list_head)
 130 {
 131         acpi_status status;
 132         struct acpi_new_table_desc *table_list_head;
 133         struct acpi_table_header *table;
 134
 135         /* Load all ACPI tables in the list */
 136
 137         table_list_head = list_head;
 138         while (table_list_head) {
 139                 table = table_list_head->table;
 140
 141                 status = acpi_load_table(table);
 142                 if (ACPI_FAILURE(status)) {
 143                         if (status == AE_ALREADY_EXISTS) {
 144                                 acpi_os_printf
 145                                     ("Table %4.4s is already installed\n",
 146                                      table->signature);
 147                         } else {
 148                                 acpi_os_printf("Could not install table, %s\n",
 149                                                acpi_format_exception(status));
 150                         }
 151
 152                         return (status);
 153                 }
 154
 155                 fprintf(stderr,
 156                         "Acpi table [%4.4s] successfully installed and loaded\n",
 157                         table->signature);
 158
 159                 table_list_head = table_list_head->next;
 160         }
 161
 162         return (AE_OK);
 163 }