xref: /OK3568_Linux_fs/kernel/drivers/acpi/acpica/dbfileio.c (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun // SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0
2*4882a593Smuzhiyun /*******************************************************************************
3*4882a593Smuzhiyun  *
4*4882a593Smuzhiyun  * Module Name: dbfileio - Debugger file I/O commands. These can't usually
5*4882a593Smuzhiyun  *              be used when running the debugger in Ring 0 (Kernel mode)
6*4882a593Smuzhiyun  *
7*4882a593Smuzhiyun  ******************************************************************************/
8*4882a593Smuzhiyun 
9*4882a593Smuzhiyun #include <acpi/acpi.h>
10*4882a593Smuzhiyun #include "accommon.h"
11*4882a593Smuzhiyun #include "acdebug.h"
12*4882a593Smuzhiyun #include "actables.h"
13*4882a593Smuzhiyun 
14*4882a593Smuzhiyun #define _COMPONENT          ACPI_CA_DEBUGGER
15*4882a593Smuzhiyun ACPI_MODULE_NAME("dbfileio")
16*4882a593Smuzhiyun 
17*4882a593Smuzhiyun #ifdef ACPI_APPLICATION
18*4882a593Smuzhiyun #include "acapps.h"
19*4882a593Smuzhiyun #ifdef ACPI_DEBUGGER
20*4882a593Smuzhiyun /*******************************************************************************
21*4882a593Smuzhiyun  *
22*4882a593Smuzhiyun  * FUNCTION:    acpi_db_close_debug_file
23*4882a593Smuzhiyun  *
24*4882a593Smuzhiyun  * PARAMETERS:  None
25*4882a593Smuzhiyun  *
26*4882a593Smuzhiyun  * RETURN:      None
27*4882a593Smuzhiyun  *
28*4882a593Smuzhiyun  * DESCRIPTION: If open, close the current debug output file
29*4882a593Smuzhiyun  *
30*4882a593Smuzhiyun  ******************************************************************************/
acpi_db_close_debug_file(void)31*4882a593Smuzhiyun void acpi_db_close_debug_file(void)
32*4882a593Smuzhiyun {
33*4882a593Smuzhiyun 
34*4882a593Smuzhiyun 	if (acpi_gbl_debug_file) {
35*4882a593Smuzhiyun 		fclose(acpi_gbl_debug_file);
36*4882a593Smuzhiyun 		acpi_gbl_debug_file = NULL;
37*4882a593Smuzhiyun 		acpi_gbl_db_output_to_file = FALSE;
38*4882a593Smuzhiyun 		acpi_os_printf("Debug output file %s closed\n",
39*4882a593Smuzhiyun 			       acpi_gbl_db_debug_filename);
40*4882a593Smuzhiyun 	}
41*4882a593Smuzhiyun }
42*4882a593Smuzhiyun 
43*4882a593Smuzhiyun /*******************************************************************************
44*4882a593Smuzhiyun  *
45*4882a593Smuzhiyun  * FUNCTION:    acpi_db_open_debug_file
46*4882a593Smuzhiyun  *
47*4882a593Smuzhiyun  * PARAMETERS:  name                - Filename to open
48*4882a593Smuzhiyun  *
49*4882a593Smuzhiyun  * RETURN:      None
50*4882a593Smuzhiyun  *
51*4882a593Smuzhiyun  * DESCRIPTION: Open a file where debug output will be directed.
52*4882a593Smuzhiyun  *
53*4882a593Smuzhiyun  ******************************************************************************/
54*4882a593Smuzhiyun 
acpi_db_open_debug_file(char * name)55*4882a593Smuzhiyun void acpi_db_open_debug_file(char *name)
56*4882a593Smuzhiyun {
57*4882a593Smuzhiyun 
58*4882a593Smuzhiyun 	acpi_db_close_debug_file();
59*4882a593Smuzhiyun 	acpi_gbl_debug_file = fopen(name, "w+");
60*4882a593Smuzhiyun 	if (!acpi_gbl_debug_file) {
61*4882a593Smuzhiyun 		acpi_os_printf("Could not open debug file %s\n", name);
62*4882a593Smuzhiyun 		return;
63*4882a593Smuzhiyun 	}
64*4882a593Smuzhiyun 
65*4882a593Smuzhiyun 	acpi_os_printf("Debug output file %s opened\n", name);
66*4882a593Smuzhiyun 	acpi_ut_safe_strncpy(acpi_gbl_db_debug_filename, name,
67*4882a593Smuzhiyun 			     sizeof(acpi_gbl_db_debug_filename));
68*4882a593Smuzhiyun 	acpi_gbl_db_output_to_file = TRUE;
69*4882a593Smuzhiyun }
70*4882a593Smuzhiyun #endif
71*4882a593Smuzhiyun 
72*4882a593Smuzhiyun /*******************************************************************************
73*4882a593Smuzhiyun  *
74*4882a593Smuzhiyun  * FUNCTION:    acpi_db_load_tables
75*4882a593Smuzhiyun  *
76*4882a593Smuzhiyun  * PARAMETERS:  list_head       - List of ACPI tables to load
77*4882a593Smuzhiyun  *
78*4882a593Smuzhiyun  * RETURN:      Status
79*4882a593Smuzhiyun  *
80*4882a593Smuzhiyun  * DESCRIPTION: Load ACPI tables from a previously constructed table list.
81*4882a593Smuzhiyun  *
82*4882a593Smuzhiyun  ******************************************************************************/
83*4882a593Smuzhiyun 
acpi_db_load_tables(struct acpi_new_table_desc * list_head)84*4882a593Smuzhiyun acpi_status acpi_db_load_tables(struct acpi_new_table_desc *list_head)
85*4882a593Smuzhiyun {
86*4882a593Smuzhiyun 	acpi_status status;
87*4882a593Smuzhiyun 	struct acpi_new_table_desc *table_list_head;
88*4882a593Smuzhiyun 	struct acpi_table_header *table;
89*4882a593Smuzhiyun 
90*4882a593Smuzhiyun 	/* Load all ACPI tables in the list */
91*4882a593Smuzhiyun 
92*4882a593Smuzhiyun 	table_list_head = list_head;
93*4882a593Smuzhiyun 	while (table_list_head) {
94*4882a593Smuzhiyun 		table = table_list_head->table;
95*4882a593Smuzhiyun 
96*4882a593Smuzhiyun 		status = acpi_load_table(table, NULL);
97*4882a593Smuzhiyun 		if (ACPI_FAILURE(status)) {
98*4882a593Smuzhiyun 			if (status == AE_ALREADY_EXISTS) {
99*4882a593Smuzhiyun 				acpi_os_printf
100*4882a593Smuzhiyun 				    ("Table %4.4s is already installed\n",
101*4882a593Smuzhiyun 				     table->signature);
102*4882a593Smuzhiyun 			} else {
103*4882a593Smuzhiyun 				acpi_os_printf("Could not install table, %s\n",
104*4882a593Smuzhiyun 					       acpi_format_exception(status));
105*4882a593Smuzhiyun 			}
106*4882a593Smuzhiyun 
107*4882a593Smuzhiyun 			return (status);
108*4882a593Smuzhiyun 		}
109*4882a593Smuzhiyun 
110*4882a593Smuzhiyun 		acpi_os_printf
111*4882a593Smuzhiyun 		    ("Acpi table [%4.4s] successfully installed and loaded\n",
112*4882a593Smuzhiyun 		     table->signature);
113*4882a593Smuzhiyun 
114*4882a593Smuzhiyun 		table_list_head = table_list_head->next;
115*4882a593Smuzhiyun 	}
116*4882a593Smuzhiyun 
117*4882a593Smuzhiyun 	return (AE_OK);
118*4882a593Smuzhiyun }
119*4882a593Smuzhiyun #endif
120