xref: /OK3568_Linux_fs/kernel/drivers/acpi/acpica/nsdumpdv.c (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun // SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0
2*4882a593Smuzhiyun /******************************************************************************
3*4882a593Smuzhiyun  *
4*4882a593Smuzhiyun  * Module Name: nsdump - table dumping routines for debug
5*4882a593Smuzhiyun  *
6*4882a593Smuzhiyun  * Copyright (C) 2000 - 2020, Intel Corp.
7*4882a593Smuzhiyun  *
8*4882a593Smuzhiyun  *****************************************************************************/
9*4882a593Smuzhiyun 
10*4882a593Smuzhiyun #include <acpi/acpi.h>
11*4882a593Smuzhiyun 
12*4882a593Smuzhiyun /* TBD: This entire module is apparently obsolete and should be removed */
13*4882a593Smuzhiyun 
14*4882a593Smuzhiyun #define _COMPONENT          ACPI_NAMESPACE
15*4882a593Smuzhiyun ACPI_MODULE_NAME("nsdumpdv")
16*4882a593Smuzhiyun #ifdef ACPI_OBSOLETE_FUNCTIONS
17*4882a593Smuzhiyun #if defined(ACPI_DEBUG_OUTPUT) || defined(ACPI_DEBUGGER)
18*4882a593Smuzhiyun #include "acnamesp.h"
19*4882a593Smuzhiyun /*******************************************************************************
20*4882a593Smuzhiyun  *
21*4882a593Smuzhiyun  * FUNCTION:    acpi_ns_dump_one_device
22*4882a593Smuzhiyun  *
23*4882a593Smuzhiyun  * PARAMETERS:  handle              - Node to be dumped
24*4882a593Smuzhiyun  *              level               - Nesting level of the handle
25*4882a593Smuzhiyun  *              context             - Passed into walk_namespace
26*4882a593Smuzhiyun  *              return_value        - Not used
27*4882a593Smuzhiyun  *
28*4882a593Smuzhiyun  * RETURN:      Status
29*4882a593Smuzhiyun  *
30*4882a593Smuzhiyun  * DESCRIPTION: Dump a single Node that represents a device
31*4882a593Smuzhiyun  *              This procedure is a user_function called by acpi_ns_walk_namespace.
32*4882a593Smuzhiyun  *
33*4882a593Smuzhiyun  ******************************************************************************/
34*4882a593Smuzhiyun static acpi_status
acpi_ns_dump_one_device(acpi_handle obj_handle,u32 level,void * context,void ** return_value)35*4882a593Smuzhiyun acpi_ns_dump_one_device(acpi_handle obj_handle,
36*4882a593Smuzhiyun 			u32 level, void *context, void **return_value)
37*4882a593Smuzhiyun {
38*4882a593Smuzhiyun 	struct acpi_buffer buffer;
39*4882a593Smuzhiyun 	struct acpi_device_info *info;
40*4882a593Smuzhiyun 	acpi_status status;
41*4882a593Smuzhiyun 	u32 i;
42*4882a593Smuzhiyun 
43*4882a593Smuzhiyun 	ACPI_FUNCTION_NAME(ns_dump_one_device);
44*4882a593Smuzhiyun 
45*4882a593Smuzhiyun 	status =
46*4882a593Smuzhiyun 	    acpi_ns_dump_one_object(obj_handle, level, context, return_value);
47*4882a593Smuzhiyun 
48*4882a593Smuzhiyun 	buffer.length = ACPI_ALLOCATE_LOCAL_BUFFER;
49*4882a593Smuzhiyun 	status = acpi_get_object_info(obj_handle, &buffer);
50*4882a593Smuzhiyun 	if (ACPI_SUCCESS(status)) {
51*4882a593Smuzhiyun 		info = buffer.pointer;
52*4882a593Smuzhiyun 		for (i = 0; i < level; i++) {
53*4882a593Smuzhiyun 			ACPI_DEBUG_PRINT_RAW((ACPI_DB_TABLES, " "));
54*4882a593Smuzhiyun 		}
55*4882a593Smuzhiyun 
56*4882a593Smuzhiyun 		ACPI_DEBUG_PRINT_RAW((ACPI_DB_TABLES,
57*4882a593Smuzhiyun 				      "    HID: %s, ADR: %8.8X%8.8X\n",
58*4882a593Smuzhiyun 				      info->hardware_id.value,
59*4882a593Smuzhiyun 				      ACPI_FORMAT_UINT64(info->address)));
60*4882a593Smuzhiyun 		ACPI_FREE(info);
61*4882a593Smuzhiyun 	}
62*4882a593Smuzhiyun 
63*4882a593Smuzhiyun 	return (status);
64*4882a593Smuzhiyun }
65*4882a593Smuzhiyun 
66*4882a593Smuzhiyun /*******************************************************************************
67*4882a593Smuzhiyun  *
68*4882a593Smuzhiyun  * FUNCTION:    acpi_ns_dump_root_devices
69*4882a593Smuzhiyun  *
70*4882a593Smuzhiyun  * PARAMETERS:  None
71*4882a593Smuzhiyun  *
72*4882a593Smuzhiyun  * RETURN:      None
73*4882a593Smuzhiyun  *
74*4882a593Smuzhiyun  * DESCRIPTION: Dump all objects of type "device"
75*4882a593Smuzhiyun  *
76*4882a593Smuzhiyun  ******************************************************************************/
77*4882a593Smuzhiyun 
acpi_ns_dump_root_devices(void)78*4882a593Smuzhiyun void acpi_ns_dump_root_devices(void)
79*4882a593Smuzhiyun {
80*4882a593Smuzhiyun 	acpi_handle sys_bus_handle;
81*4882a593Smuzhiyun 	acpi_status status;
82*4882a593Smuzhiyun 
83*4882a593Smuzhiyun 	ACPI_FUNCTION_NAME(ns_dump_root_devices);
84*4882a593Smuzhiyun 
85*4882a593Smuzhiyun 	/* Only dump the table if tracing is enabled */
86*4882a593Smuzhiyun 
87*4882a593Smuzhiyun 	if (!(ACPI_LV_TABLES & acpi_dbg_level)) {
88*4882a593Smuzhiyun 		return;
89*4882a593Smuzhiyun 	}
90*4882a593Smuzhiyun 
91*4882a593Smuzhiyun 	status = acpi_get_handle(NULL, METHOD_NAME__SB_, &sys_bus_handle);
92*4882a593Smuzhiyun 	if (ACPI_FAILURE(status)) {
93*4882a593Smuzhiyun 		return;
94*4882a593Smuzhiyun 	}
95*4882a593Smuzhiyun 
96*4882a593Smuzhiyun 	ACPI_DEBUG_PRINT((ACPI_DB_TABLES,
97*4882a593Smuzhiyun 			  "Display of all devices in the namespace:\n"));
98*4882a593Smuzhiyun 
99*4882a593Smuzhiyun 	status = acpi_ns_walk_namespace(ACPI_TYPE_DEVICE, sys_bus_handle,
100*4882a593Smuzhiyun 					ACPI_UINT32_MAX, ACPI_NS_WALK_NO_UNLOCK,
101*4882a593Smuzhiyun 					acpi_ns_dump_one_device, NULL, NULL,
102*4882a593Smuzhiyun 					NULL);
103*4882a593Smuzhiyun }
104*4882a593Smuzhiyun 
105*4882a593Smuzhiyun #endif
106*4882a593Smuzhiyun #endif
107