xref: /openbmc/linux/drivers/acpi/acpica/nsdump.c (revision 612c2932)
195857638SErik Schmauss // SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0
295b482a8SLen Brown /******************************************************************************
395b482a8SLen Brown  *
495b482a8SLen Brown  * Module Name: nsdump - table dumping routines for debug
595b482a8SLen Brown  *
6*612c2932SBob Moore  * Copyright (C) 2000 - 2023, Intel Corp.
795b482a8SLen Brown  *
895857638SErik Schmauss  *****************************************************************************/
995b482a8SLen Brown 
1095b482a8SLen Brown #include <acpi/acpi.h>
11e2f7a777SLen Brown #include "accommon.h"
12e2f7a777SLen Brown #include "acnamesp.h"
13e81a52b8SBob Moore #include <acpi/acoutput.h>
1495b482a8SLen Brown 
1595b482a8SLen Brown #define _COMPONENT          ACPI_NAMESPACE
1695b482a8SLen Brown ACPI_MODULE_NAME("nsdump")
1795b482a8SLen Brown 
1895b482a8SLen Brown /* Local prototypes */
1995b482a8SLen Brown #ifdef ACPI_OBSOLETE_FUNCTIONS
2095b482a8SLen Brown void acpi_ns_dump_root_devices(void);
2195b482a8SLen Brown 
2295b482a8SLen Brown static acpi_status
2395b482a8SLen Brown acpi_ns_dump_one_device(acpi_handle obj_handle,
2495b482a8SLen Brown 			u32 level, void *context, void **return_value);
2595b482a8SLen Brown #endif
2695b482a8SLen Brown 
2795b482a8SLen Brown #if defined(ACPI_DEBUG_OUTPUT) || defined(ACPI_DEBUGGER)
28424deb38SBob Moore 
29424deb38SBob Moore static acpi_status
30424deb38SBob Moore acpi_ns_dump_one_object_path(acpi_handle obj_handle,
31424deb38SBob Moore 			     u32 level, void *context, void **return_value);
32424deb38SBob Moore 
33424deb38SBob Moore static acpi_status
34424deb38SBob Moore acpi_ns_get_max_depth(acpi_handle obj_handle,
35424deb38SBob Moore 		      u32 level, void *context, void **return_value);
36424deb38SBob Moore 
3795b482a8SLen Brown /*******************************************************************************
3895b482a8SLen Brown  *
3995b482a8SLen Brown  * FUNCTION:    acpi_ns_print_pathname
4095b482a8SLen Brown  *
4195b482a8SLen Brown  * PARAMETERS:  num_segments        - Number of ACPI name segments
42ba494beeSBob Moore  *              pathname            - The compressed (internal) path
4395b482a8SLen Brown  *
4495b482a8SLen Brown  * RETURN:      None
4595b482a8SLen Brown  *
4695b482a8SLen Brown  * DESCRIPTION: Print an object's full namespace pathname
4795b482a8SLen Brown  *
4895b482a8SLen Brown  ******************************************************************************/
4995b482a8SLen Brown 
acpi_ns_print_pathname(u32 num_segments,const char * pathname)500dfaaa3dSBob Moore void acpi_ns_print_pathname(u32 num_segments, const char *pathname)
5195b482a8SLen Brown {
5295b482a8SLen Brown 	u32 i;
5395b482a8SLen Brown 
5495b482a8SLen Brown 	ACPI_FUNCTION_NAME(ns_print_pathname);
5595b482a8SLen Brown 
5610e9e759SBob Moore 	/* Check if debug output enabled */
5710e9e759SBob Moore 
5810e9e759SBob Moore 	if (!ACPI_IS_DEBUG_ENABLED(ACPI_LV_NAMES, ACPI_NAMESPACE)) {
5995b482a8SLen Brown 		return;
6095b482a8SLen Brown 	}
6195b482a8SLen Brown 
6295b482a8SLen Brown 	/* Print the entire name */
6395b482a8SLen Brown 
6495b482a8SLen Brown 	ACPI_DEBUG_PRINT((ACPI_DB_NAMES, "["));
6595b482a8SLen Brown 
6695b482a8SLen Brown 	while (num_segments) {
6795b482a8SLen Brown 		for (i = 0; i < 4; i++) {
684fa4616eSBob Moore 			isprint((int)pathname[i]) ?
6995b482a8SLen Brown 			    acpi_os_printf("%c", pathname[i]) :
7095b482a8SLen Brown 			    acpi_os_printf("?");
7195b482a8SLen Brown 		}
7295b482a8SLen Brown 
7332786755SBob Moore 		pathname += ACPI_NAMESEG_SIZE;
7495b482a8SLen Brown 		num_segments--;
7595b482a8SLen Brown 		if (num_segments) {
7695b482a8SLen Brown 			acpi_os_printf(".");
7795b482a8SLen Brown 		}
7895b482a8SLen Brown 	}
7995b482a8SLen Brown 
8095b482a8SLen Brown 	acpi_os_printf("]\n");
8195b482a8SLen Brown }
8295b482a8SLen Brown 
830dfaaa3dSBob Moore #ifdef ACPI_OBSOLETE_FUNCTIONS
840dfaaa3dSBob Moore /* Not used at this time, perhaps later */
850dfaaa3dSBob Moore 
8695b482a8SLen Brown /*******************************************************************************
8795b482a8SLen Brown  *
8895b482a8SLen Brown  * FUNCTION:    acpi_ns_dump_pathname
8995b482a8SLen Brown  *
90ba494beeSBob Moore  * PARAMETERS:  handle              - Object
91ba494beeSBob Moore  *              msg                 - Prefix message
92ba494beeSBob Moore  *              level               - Desired debug level
93ba494beeSBob Moore  *              component           - Caller's component ID
9495b482a8SLen Brown  *
9595b482a8SLen Brown  * RETURN:      None
9695b482a8SLen Brown  *
9795b482a8SLen Brown  * DESCRIPTION: Print an object's full namespace pathname
9895b482a8SLen Brown  *              Manages allocation/freeing of a pathname buffer
9995b482a8SLen Brown  *
10095b482a8SLen Brown  ******************************************************************************/
10195b482a8SLen Brown 
10295b482a8SLen Brown void
acpi_ns_dump_pathname(acpi_handle handle,const char * msg,u32 level,u32 component)1030dfaaa3dSBob Moore acpi_ns_dump_pathname(acpi_handle handle,
1040dfaaa3dSBob Moore 		      const char *msg, u32 level, u32 component)
10595b482a8SLen Brown {
10695b482a8SLen Brown 
10795b482a8SLen Brown 	ACPI_FUNCTION_TRACE(ns_dump_pathname);
10895b482a8SLen Brown 
10995b482a8SLen Brown 	/* Do this only if the requested debug level and component are enabled */
11095b482a8SLen Brown 
11110e9e759SBob Moore 	if (!ACPI_IS_DEBUG_ENABLED(level, component)) {
11295b482a8SLen Brown 		return_VOID;
11395b482a8SLen Brown 	}
11495b482a8SLen Brown 
11595b482a8SLen Brown 	/* Convert handle to a full pathname and print it (with supplied message) */
11695b482a8SLen Brown 
11795b482a8SLen Brown 	acpi_ns_print_node_pathname(handle, msg);
11895b482a8SLen Brown 	acpi_os_printf("\n");
11995b482a8SLen Brown 	return_VOID;
12095b482a8SLen Brown }
1210dfaaa3dSBob Moore #endif
12295b482a8SLen Brown 
12395b482a8SLen Brown /*******************************************************************************
12495b482a8SLen Brown  *
12595b482a8SLen Brown  * FUNCTION:    acpi_ns_dump_one_object
12695b482a8SLen Brown  *
12795b482a8SLen Brown  * PARAMETERS:  obj_handle          - Node to be dumped
128ba494beeSBob Moore  *              level               - Nesting level of the handle
129ba494beeSBob Moore  *              context             - Passed into walk_namespace
13095b482a8SLen Brown  *              return_value        - Not used
13195b482a8SLen Brown  *
13295b482a8SLen Brown  * RETURN:      Status
13395b482a8SLen Brown  *
13495b482a8SLen Brown  * DESCRIPTION: Dump a single Node
13595b482a8SLen Brown  *              This procedure is a user_function called by acpi_ns_walk_namespace.
13695b482a8SLen Brown  *
13795b482a8SLen Brown  ******************************************************************************/
13895b482a8SLen Brown 
13995b482a8SLen Brown acpi_status
acpi_ns_dump_one_object(acpi_handle obj_handle,u32 level,void * context,void ** return_value)14095b482a8SLen Brown acpi_ns_dump_one_object(acpi_handle obj_handle,
14195b482a8SLen Brown 			u32 level, void *context, void **return_value)
14295b482a8SLen Brown {
14395b482a8SLen Brown 	struct acpi_walk_info *info = (struct acpi_walk_info *)context;
14495b482a8SLen Brown 	struct acpi_namespace_node *this_node;
14595b482a8SLen Brown 	union acpi_operand_object *obj_desc = NULL;
14695b482a8SLen Brown 	acpi_object_type obj_type;
14795b482a8SLen Brown 	acpi_object_type type;
14895b482a8SLen Brown 	u32 bytes_to_dump;
14995b482a8SLen Brown 	u32 dbg_level;
15095b482a8SLen Brown 	u32 i;
15195b482a8SLen Brown 
15295b482a8SLen Brown 	ACPI_FUNCTION_NAME(ns_dump_one_object);
15395b482a8SLen Brown 
15495b482a8SLen Brown 	/* Is output enabled? */
15595b482a8SLen Brown 
15695b482a8SLen Brown 	if (!(acpi_dbg_level & info->debug_level)) {
15795b482a8SLen Brown 		return (AE_OK);
15895b482a8SLen Brown 	}
15995b482a8SLen Brown 
16095b482a8SLen Brown 	if (!obj_handle) {
16195b482a8SLen Brown 		ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Null object handle\n"));
16295b482a8SLen Brown 		return (AE_OK);
16395b482a8SLen Brown 	}
16495b482a8SLen Brown 
165f24b664dSBob Moore 	this_node = acpi_ns_validate_handle(obj_handle);
1664bbfb85dSBob Moore 	if (!this_node) {
1674bbfb85dSBob Moore 		ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Invalid object handle %p\n",
1684bbfb85dSBob Moore 				  obj_handle));
1694bbfb85dSBob Moore 		return (AE_OK);
1704bbfb85dSBob Moore 	}
1714bbfb85dSBob Moore 
17295b482a8SLen Brown 	type = this_node->type;
1731387cdd8SBob Moore 	info->count++;
17495b482a8SLen Brown 
17595b482a8SLen Brown 	/* Check if the owner matches */
17695b482a8SLen Brown 
17795b482a8SLen Brown 	if ((info->owner_id != ACPI_OWNER_ID_MAX) &&
17895b482a8SLen Brown 	    (info->owner_id != this_node->owner_id)) {
17995b482a8SLen Brown 		return (AE_OK);
18095b482a8SLen Brown 	}
18195b482a8SLen Brown 
18295b482a8SLen Brown 	if (!(info->display_type & ACPI_DISPLAY_SHORT)) {
18395b482a8SLen Brown 
18495b482a8SLen Brown 		/* Indent the object according to the level */
18595b482a8SLen Brown 
18695b482a8SLen Brown 		acpi_os_printf("%2d%*s", (u32) level - 1, (int)level * 2, " ");
18795b482a8SLen Brown 
18895b482a8SLen Brown 		/* Check the node type and name */
18995b482a8SLen Brown 
19095b482a8SLen Brown 		if (type > ACPI_TYPE_LOCAL_MAX) {
191f6a22b0bSBob Moore 			ACPI_WARNING((AE_INFO,
192f6a22b0bSBob Moore 				      "Invalid ACPI Object Type 0x%08X", type));
19395b482a8SLen Brown 		}
19495b482a8SLen Brown 
19595b482a8SLen Brown 		acpi_os_printf("%4.4s", acpi_ut_get_node_name(this_node));
19695b482a8SLen Brown 	}
19795b482a8SLen Brown 
198d4913dc6SBob Moore 	/* Now we can print out the pertinent information */
199d4913dc6SBob Moore 
20067a72420SBob Moore 	acpi_os_printf(" %-12s %p %3.3X ",
20195b482a8SLen Brown 		       acpi_ut_get_type_name(type), this_node,
20295b482a8SLen Brown 		       this_node->owner_id);
20395b482a8SLen Brown 
20495b482a8SLen Brown 	dbg_level = acpi_dbg_level;
20595b482a8SLen Brown 	acpi_dbg_level = 0;
20695b482a8SLen Brown 	obj_desc = acpi_ns_get_attached_object(this_node);
20795b482a8SLen Brown 	acpi_dbg_level = dbg_level;
20895b482a8SLen Brown 
20995b482a8SLen Brown 	/* Temp nodes are those nodes created by a control method */
21095b482a8SLen Brown 
21195b482a8SLen Brown 	if (this_node->flags & ANOBJ_TEMPORARY) {
21295b482a8SLen Brown 		acpi_os_printf("(T) ");
21395b482a8SLen Brown 	}
21495b482a8SLen Brown 
21595b482a8SLen Brown 	switch (info->display_type & ACPI_DISPLAY_MASK) {
21695b482a8SLen Brown 	case ACPI_DISPLAY_SUMMARY:
21795b482a8SLen Brown 
21895b482a8SLen Brown 		if (!obj_desc) {
21995b482a8SLen Brown 
2204acb6884SBob Moore 			/* No attached object. Some types should always have an object */
2214acb6884SBob Moore 
2224acb6884SBob Moore 			switch (type) {
2234acb6884SBob Moore 			case ACPI_TYPE_INTEGER:
2244acb6884SBob Moore 			case ACPI_TYPE_PACKAGE:
2254acb6884SBob Moore 			case ACPI_TYPE_BUFFER:
2264acb6884SBob Moore 			case ACPI_TYPE_STRING:
2274acb6884SBob Moore 			case ACPI_TYPE_METHOD:
2281d1ea1b7SChao Guan 
2294acb6884SBob Moore 				acpi_os_printf("<No attached object>");
2304acb6884SBob Moore 				break;
2314acb6884SBob Moore 
2324acb6884SBob Moore 			default:
2331d1ea1b7SChao Guan 
2344acb6884SBob Moore 				break;
2354acb6884SBob Moore 			}
23695b482a8SLen Brown 
23795b482a8SLen Brown 			acpi_os_printf("\n");
23895b482a8SLen Brown 			return (AE_OK);
23995b482a8SLen Brown 		}
24095b482a8SLen Brown 
24195b482a8SLen Brown 		switch (type) {
24295b482a8SLen Brown 		case ACPI_TYPE_PROCESSOR:
24395b482a8SLen Brown 
244cc2080b0SLv Zheng 			acpi_os_printf("ID %02X Len %02X Addr %8.8X%8.8X\n",
24595b482a8SLen Brown 				       obj_desc->processor.proc_id,
24695b482a8SLen Brown 				       obj_desc->processor.length,
247cc2080b0SLv Zheng 				       ACPI_FORMAT_UINT64(obj_desc->processor.
24895b482a8SLen Brown 							  address));
24995b482a8SLen Brown 			break;
25095b482a8SLen Brown 
25195b482a8SLen Brown 		case ACPI_TYPE_DEVICE:
25295b482a8SLen Brown 
25395b482a8SLen Brown 			acpi_os_printf("Notify Object: %p\n", obj_desc);
25495b482a8SLen Brown 			break;
25595b482a8SLen Brown 
25695b482a8SLen Brown 		case ACPI_TYPE_METHOD:
25795b482a8SLen Brown 
25895b482a8SLen Brown 			acpi_os_printf("Args %X Len %.4X Aml %p\n",
25995b482a8SLen Brown 				       (u32) obj_desc->method.param_count,
26095b482a8SLen Brown 				       obj_desc->method.aml_length,
26195b482a8SLen Brown 				       obj_desc->method.aml_start);
26295b482a8SLen Brown 			break;
26395b482a8SLen Brown 
26495b482a8SLen Brown 		case ACPI_TYPE_INTEGER:
26595b482a8SLen Brown 
26695b482a8SLen Brown 			acpi_os_printf("= %8.8X%8.8X\n",
26795b482a8SLen Brown 				       ACPI_FORMAT_UINT64(obj_desc->integer.
26895b482a8SLen Brown 							  value));
26995b482a8SLen Brown 			break;
27095b482a8SLen Brown 
27195b482a8SLen Brown 		case ACPI_TYPE_PACKAGE:
27295b482a8SLen Brown 
27395b482a8SLen Brown 			if (obj_desc->common.flags & AOPOBJ_DATA_VALID) {
27495b482a8SLen Brown 				acpi_os_printf("Elements %.2X\n",
27595b482a8SLen Brown 					       obj_desc->package.count);
27695b482a8SLen Brown 			} else {
27795b482a8SLen Brown 				acpi_os_printf("[Length not yet evaluated]\n");
27895b482a8SLen Brown 			}
27995b482a8SLen Brown 			break;
28095b482a8SLen Brown 
28195b482a8SLen Brown 		case ACPI_TYPE_BUFFER:
28295b482a8SLen Brown 
28395b482a8SLen Brown 			if (obj_desc->common.flags & AOPOBJ_DATA_VALID) {
28495b482a8SLen Brown 				acpi_os_printf("Len %.2X",
28595b482a8SLen Brown 					       obj_desc->buffer.length);
28695b482a8SLen Brown 
28795b482a8SLen Brown 				/* Dump some of the buffer */
28895b482a8SLen Brown 
28995b482a8SLen Brown 				if (obj_desc->buffer.length > 0) {
29095b482a8SLen Brown 					acpi_os_printf(" =");
29195b482a8SLen Brown 					for (i = 0;
29295b482a8SLen Brown 					     (i < obj_desc->buffer.length
29395b482a8SLen Brown 					      && i < 12); i++) {
294edc5935eSBob Moore 						acpi_os_printf(" %2.2X",
29595b482a8SLen Brown 							       obj_desc->buffer.
29695b482a8SLen Brown 							       pointer[i]);
29795b482a8SLen Brown 					}
29895b482a8SLen Brown 				}
29995b482a8SLen Brown 				acpi_os_printf("\n");
30095b482a8SLen Brown 			} else {
30195b482a8SLen Brown 				acpi_os_printf("[Length not yet evaluated]\n");
30295b482a8SLen Brown 			}
30395b482a8SLen Brown 			break;
30495b482a8SLen Brown 
30595b482a8SLen Brown 		case ACPI_TYPE_STRING:
30695b482a8SLen Brown 
30795b482a8SLen Brown 			acpi_os_printf("Len %.2X ", obj_desc->string.length);
30860d836fcSBob Moore 			acpi_ut_print_string(obj_desc->string.pointer, 80);
30995b482a8SLen Brown 			acpi_os_printf("\n");
31095b482a8SLen Brown 			break;
31195b482a8SLen Brown 
31295b482a8SLen Brown 		case ACPI_TYPE_REGION:
31395b482a8SLen Brown 
31495b482a8SLen Brown 			acpi_os_printf("[%s]",
31595b482a8SLen Brown 				       acpi_ut_get_region_name(obj_desc->region.
31695b482a8SLen Brown 							       space_id));
31795b482a8SLen Brown 			if (obj_desc->region.flags & AOPOBJ_DATA_VALID) {
31895b482a8SLen Brown 				acpi_os_printf(" Addr %8.8X%8.8X Len %.4X\n",
3191d0a0b2fSLv Zheng 					       ACPI_FORMAT_UINT64(obj_desc->
3201d0a0b2fSLv Zheng 								  region.
3211d0a0b2fSLv Zheng 								  address),
32295b482a8SLen Brown 					       obj_desc->region.length);
32395b482a8SLen Brown 			} else {
32495b482a8SLen Brown 				acpi_os_printf
32595b482a8SLen Brown 				    (" [Address/Length not yet evaluated]\n");
32695b482a8SLen Brown 			}
32795b482a8SLen Brown 			break;
32895b482a8SLen Brown 
32995b482a8SLen Brown 		case ACPI_TYPE_LOCAL_REFERENCE:
33095b482a8SLen Brown 
33195b482a8SLen Brown 			acpi_os_printf("[%s]\n",
33295b482a8SLen Brown 				       acpi_ut_get_reference_name(obj_desc));
33395b482a8SLen Brown 			break;
33495b482a8SLen Brown 
33595b482a8SLen Brown 		case ACPI_TYPE_BUFFER_FIELD:
33695b482a8SLen Brown 
33795b482a8SLen Brown 			if (obj_desc->buffer_field.buffer_obj &&
33895b482a8SLen Brown 			    obj_desc->buffer_field.buffer_obj->buffer.node) {
33995b482a8SLen Brown 				acpi_os_printf("Buf [%4.4s]",
34095b482a8SLen Brown 					       acpi_ut_get_node_name(obj_desc->
34195b482a8SLen Brown 								     buffer_field.
34295b482a8SLen Brown 								     buffer_obj->
34395b482a8SLen Brown 								     buffer.
34495b482a8SLen Brown 								     node));
34595b482a8SLen Brown 			}
34695b482a8SLen Brown 			break;
34795b482a8SLen Brown 
34895b482a8SLen Brown 		case ACPI_TYPE_LOCAL_REGION_FIELD:
34995b482a8SLen Brown 
35095b482a8SLen Brown 			acpi_os_printf("Rgn [%4.4s]",
35195b482a8SLen Brown 				       acpi_ut_get_node_name(obj_desc->
35295b482a8SLen Brown 							     common_field.
35395b482a8SLen Brown 							     region_obj->region.
35495b482a8SLen Brown 							     node));
35595b482a8SLen Brown 			break;
35695b482a8SLen Brown 
35795b482a8SLen Brown 		case ACPI_TYPE_LOCAL_BANK_FIELD:
35895b482a8SLen Brown 
35995b482a8SLen Brown 			acpi_os_printf("Rgn [%4.4s] Bnk [%4.4s]",
36095b482a8SLen Brown 				       acpi_ut_get_node_name(obj_desc->
36195b482a8SLen Brown 							     common_field.
36295b482a8SLen Brown 							     region_obj->region.
36395b482a8SLen Brown 							     node),
36495b482a8SLen Brown 				       acpi_ut_get_node_name(obj_desc->
36595b482a8SLen Brown 							     bank_field.
36695b482a8SLen Brown 							     bank_obj->
36795b482a8SLen Brown 							     common_field.
36895b482a8SLen Brown 							     node));
36995b482a8SLen Brown 			break;
37095b482a8SLen Brown 
37195b482a8SLen Brown 		case ACPI_TYPE_LOCAL_INDEX_FIELD:
37295b482a8SLen Brown 
37395b482a8SLen Brown 			acpi_os_printf("Idx [%4.4s] Dat [%4.4s]",
37495b482a8SLen Brown 				       acpi_ut_get_node_name(obj_desc->
37595b482a8SLen Brown 							     index_field.
37695b482a8SLen Brown 							     index_obj->
37795b482a8SLen Brown 							     common_field.node),
37895b482a8SLen Brown 				       acpi_ut_get_node_name(obj_desc->
37995b482a8SLen Brown 							     index_field.
38095b482a8SLen Brown 							     data_obj->
38195b482a8SLen Brown 							     common_field.
38295b482a8SLen Brown 							     node));
38395b482a8SLen Brown 			break;
38495b482a8SLen Brown 
38595b482a8SLen Brown 		case ACPI_TYPE_LOCAL_ALIAS:
38695b482a8SLen Brown 		case ACPI_TYPE_LOCAL_METHOD_ALIAS:
38795b482a8SLen Brown 
38895b482a8SLen Brown 			acpi_os_printf("Target %4.4s (%p)\n",
38995b482a8SLen Brown 				       acpi_ut_get_node_name(obj_desc),
39095b482a8SLen Brown 				       obj_desc);
39195b482a8SLen Brown 			break;
39295b482a8SLen Brown 
39395b482a8SLen Brown 		default:
39495b482a8SLen Brown 
39595b482a8SLen Brown 			acpi_os_printf("Object %p\n", obj_desc);
39695b482a8SLen Brown 			break;
39795b482a8SLen Brown 		}
39895b482a8SLen Brown 
39995b482a8SLen Brown 		/* Common field handling */
40095b482a8SLen Brown 
40195b482a8SLen Brown 		switch (type) {
40295b482a8SLen Brown 		case ACPI_TYPE_BUFFER_FIELD:
40395b482a8SLen Brown 		case ACPI_TYPE_LOCAL_REGION_FIELD:
40495b482a8SLen Brown 		case ACPI_TYPE_LOCAL_BANK_FIELD:
40595b482a8SLen Brown 		case ACPI_TYPE_LOCAL_INDEX_FIELD:
40695b482a8SLen Brown 
407edc5935eSBob Moore 			acpi_os_printf(" Off %.3X Len %.2X Acc %.2X\n",
40895b482a8SLen Brown 				       (obj_desc->common_field.
40995b482a8SLen Brown 					base_byte_offset * 8)
41095b482a8SLen Brown 				       +
41195b482a8SLen Brown 				       obj_desc->common_field.
41295b482a8SLen Brown 				       start_field_bit_offset,
41395b482a8SLen Brown 				       obj_desc->common_field.bit_length,
41495b482a8SLen Brown 				       obj_desc->common_field.
41595b482a8SLen Brown 				       access_byte_width);
41695b482a8SLen Brown 			break;
41795b482a8SLen Brown 
41895b482a8SLen Brown 		default:
4191d1ea1b7SChao Guan 
42095b482a8SLen Brown 			break;
42195b482a8SLen Brown 		}
42295b482a8SLen Brown 		break;
42395b482a8SLen Brown 
42495b482a8SLen Brown 	case ACPI_DISPLAY_OBJECTS:
42595b482a8SLen Brown 
42695b482a8SLen Brown 		acpi_os_printf("O:%p", obj_desc);
42795b482a8SLen Brown 		if (!obj_desc) {
42895b482a8SLen Brown 
42995b482a8SLen Brown 			/* No attached object, we are done */
43095b482a8SLen Brown 
43195b482a8SLen Brown 			acpi_os_printf("\n");
43295b482a8SLen Brown 			return (AE_OK);
43395b482a8SLen Brown 		}
43495b482a8SLen Brown 
435b27d6597SBob Moore 		acpi_os_printf("(R%u)", obj_desc->common.reference_count);
43695b482a8SLen Brown 
43795b482a8SLen Brown 		switch (type) {
43895b482a8SLen Brown 		case ACPI_TYPE_METHOD:
43995b482a8SLen Brown 
44095b482a8SLen Brown 			/* Name is a Method and its AML offset/length are set */
44195b482a8SLen Brown 
44295b482a8SLen Brown 			acpi_os_printf(" M:%p-%X\n", obj_desc->method.aml_start,
44395b482a8SLen Brown 				       obj_desc->method.aml_length);
44495b482a8SLen Brown 			break;
44595b482a8SLen Brown 
44695b482a8SLen Brown 		case ACPI_TYPE_INTEGER:
44795b482a8SLen Brown 
44895b482a8SLen Brown 			acpi_os_printf(" I:%8.8X8.8%X\n",
44995b482a8SLen Brown 				       ACPI_FORMAT_UINT64(obj_desc->integer.
45095b482a8SLen Brown 							  value));
45195b482a8SLen Brown 			break;
45295b482a8SLen Brown 
45395b482a8SLen Brown 		case ACPI_TYPE_STRING:
45495b482a8SLen Brown 
45595b482a8SLen Brown 			acpi_os_printf(" S:%p-%X\n", obj_desc->string.pointer,
45695b482a8SLen Brown 				       obj_desc->string.length);
45795b482a8SLen Brown 			break;
45895b482a8SLen Brown 
45995b482a8SLen Brown 		case ACPI_TYPE_BUFFER:
46095b482a8SLen Brown 
46195b482a8SLen Brown 			acpi_os_printf(" B:%p-%X\n", obj_desc->buffer.pointer,
46295b482a8SLen Brown 				       obj_desc->buffer.length);
46395b482a8SLen Brown 			break;
46495b482a8SLen Brown 
46595b482a8SLen Brown 		default:
46695b482a8SLen Brown 
46795b482a8SLen Brown 			acpi_os_printf("\n");
46895b482a8SLen Brown 			break;
46995b482a8SLen Brown 		}
47095b482a8SLen Brown 		break;
47195b482a8SLen Brown 
47295b482a8SLen Brown 	default:
47395b482a8SLen Brown 		acpi_os_printf("\n");
47495b482a8SLen Brown 		break;
47595b482a8SLen Brown 	}
47695b482a8SLen Brown 
47795b482a8SLen Brown 	/* If debug turned off, done */
47895b482a8SLen Brown 
47995b482a8SLen Brown 	if (!(acpi_dbg_level & ACPI_LV_VALUES)) {
48095b482a8SLen Brown 		return (AE_OK);
48195b482a8SLen Brown 	}
48295b482a8SLen Brown 
48395b482a8SLen Brown 	/* If there is an attached object, display it */
48495b482a8SLen Brown 
48595b482a8SLen Brown 	dbg_level = acpi_dbg_level;
48695b482a8SLen Brown 	acpi_dbg_level = 0;
48795b482a8SLen Brown 	obj_desc = acpi_ns_get_attached_object(this_node);
48895b482a8SLen Brown 	acpi_dbg_level = dbg_level;
48995b482a8SLen Brown 
49095b482a8SLen Brown 	/* Dump attached objects */
49195b482a8SLen Brown 
49295b482a8SLen Brown 	while (obj_desc) {
49395b482a8SLen Brown 		obj_type = ACPI_TYPE_INVALID;
49495b482a8SLen Brown 		acpi_os_printf("Attached Object %p: ", obj_desc);
49595b482a8SLen Brown 
49695b482a8SLen Brown 		/* Decode the type of attached object and dump the contents */
49795b482a8SLen Brown 
49895b482a8SLen Brown 		switch (ACPI_GET_DESCRIPTOR_TYPE(obj_desc)) {
49995b482a8SLen Brown 		case ACPI_DESC_TYPE_NAMED:
50095b482a8SLen Brown 
50195b482a8SLen Brown 			acpi_os_printf("(Ptr to Node)\n");
50295b482a8SLen Brown 			bytes_to_dump = sizeof(struct acpi_namespace_node);
50395b482a8SLen Brown 			ACPI_DUMP_BUFFER(obj_desc, bytes_to_dump);
50495b482a8SLen Brown 			break;
50595b482a8SLen Brown 
50695b482a8SLen Brown 		case ACPI_DESC_TYPE_OPERAND:
50795b482a8SLen Brown 
5083371c19cSBob Moore 			obj_type = obj_desc->common.type;
50995b482a8SLen Brown 
51095b482a8SLen Brown 			if (obj_type > ACPI_TYPE_LOCAL_MAX) {
51195b482a8SLen Brown 				acpi_os_printf
51295b482a8SLen Brown 				    ("(Pointer to ACPI Object type %.2X [UNKNOWN])\n",
51395b482a8SLen Brown 				     obj_type);
5141fad8738SBob Moore 
51595b482a8SLen Brown 				bytes_to_dump = 32;
51695b482a8SLen Brown 			} else {
51795b482a8SLen Brown 				acpi_os_printf
51895b482a8SLen Brown 				    ("(Pointer to ACPI Object type %.2X [%s])\n",
51995b482a8SLen Brown 				     obj_type, acpi_ut_get_type_name(obj_type));
5201fad8738SBob Moore 
52195b482a8SLen Brown 				bytes_to_dump =
52295b482a8SLen Brown 				    sizeof(union acpi_operand_object);
52395b482a8SLen Brown 			}
52495b482a8SLen Brown 
52595b482a8SLen Brown 			ACPI_DUMP_BUFFER(obj_desc, bytes_to_dump);
52695b482a8SLen Brown 			break;
52795b482a8SLen Brown 
52895b482a8SLen Brown 		default:
52995b482a8SLen Brown 
53095b482a8SLen Brown 			break;
53195b482a8SLen Brown 		}
53295b482a8SLen Brown 
53395b482a8SLen Brown 		/* If value is NOT an internal object, we are done */
53495b482a8SLen Brown 
53595b482a8SLen Brown 		if (ACPI_GET_DESCRIPTOR_TYPE(obj_desc) !=
53695b482a8SLen Brown 		    ACPI_DESC_TYPE_OPERAND) {
53795b482a8SLen Brown 			goto cleanup;
53895b482a8SLen Brown 		}
53995b482a8SLen Brown 
540d4913dc6SBob Moore 		/* Valid object, get the pointer to next level, if any */
541d4913dc6SBob Moore 
54295b482a8SLen Brown 		switch (obj_type) {
54395b482a8SLen Brown 		case ACPI_TYPE_BUFFER:
54495b482a8SLen Brown 		case ACPI_TYPE_STRING:
54595b482a8SLen Brown 			/*
54695b482a8SLen Brown 			 * NOTE: takes advantage of common fields between string/buffer
54795b482a8SLen Brown 			 */
54895b482a8SLen Brown 			bytes_to_dump = obj_desc->string.length;
54995b482a8SLen Brown 			obj_desc = (void *)obj_desc->string.pointer;
5501fad8738SBob Moore 
55195b482a8SLen Brown 			acpi_os_printf("(Buffer/String pointer %p length %X)\n",
55295b482a8SLen Brown 				       obj_desc, bytes_to_dump);
55395b482a8SLen Brown 			ACPI_DUMP_BUFFER(obj_desc, bytes_to_dump);
55495b482a8SLen Brown 			goto cleanup;
55595b482a8SLen Brown 
55695b482a8SLen Brown 		case ACPI_TYPE_BUFFER_FIELD:
5571d1ea1b7SChao Guan 
55895b482a8SLen Brown 			obj_desc =
55995b482a8SLen Brown 			    (union acpi_operand_object *)obj_desc->buffer_field.
56095b482a8SLen Brown 			    buffer_obj;
56195b482a8SLen Brown 			break;
56295b482a8SLen Brown 
56395b482a8SLen Brown 		case ACPI_TYPE_PACKAGE:
5641d1ea1b7SChao Guan 
56595b482a8SLen Brown 			obj_desc = (void *)obj_desc->package.elements;
56695b482a8SLen Brown 			break;
56795b482a8SLen Brown 
56895b482a8SLen Brown 		case ACPI_TYPE_METHOD:
5691d1ea1b7SChao Guan 
57095b482a8SLen Brown 			obj_desc = (void *)obj_desc->method.aml_start;
57195b482a8SLen Brown 			break;
57295b482a8SLen Brown 
57395b482a8SLen Brown 		case ACPI_TYPE_LOCAL_REGION_FIELD:
5741d1ea1b7SChao Guan 
57595b482a8SLen Brown 			obj_desc = (void *)obj_desc->field.region_obj;
57695b482a8SLen Brown 			break;
57795b482a8SLen Brown 
57895b482a8SLen Brown 		case ACPI_TYPE_LOCAL_BANK_FIELD:
5791d1ea1b7SChao Guan 
58095b482a8SLen Brown 			obj_desc = (void *)obj_desc->bank_field.region_obj;
58195b482a8SLen Brown 			break;
58295b482a8SLen Brown 
58395b482a8SLen Brown 		case ACPI_TYPE_LOCAL_INDEX_FIELD:
5841d1ea1b7SChao Guan 
58595b482a8SLen Brown 			obj_desc = (void *)obj_desc->index_field.index_obj;
58695b482a8SLen Brown 			break;
58795b482a8SLen Brown 
58895b482a8SLen Brown 		default:
5891d1ea1b7SChao Guan 
59095b482a8SLen Brown 			goto cleanup;
59195b482a8SLen Brown 		}
59295b482a8SLen Brown 	}
59395b482a8SLen Brown 
59495b482a8SLen Brown cleanup:
59595b482a8SLen Brown 	acpi_os_printf("\n");
59695b482a8SLen Brown 	return (AE_OK);
59795b482a8SLen Brown }
59895b482a8SLen Brown 
59995b482a8SLen Brown /*******************************************************************************
60095b482a8SLen Brown  *
60195b482a8SLen Brown  * FUNCTION:    acpi_ns_dump_objects
60295b482a8SLen Brown  *
603ba494beeSBob Moore  * PARAMETERS:  type                - Object type to be dumped
60495b482a8SLen Brown  *              display_type        - 0 or ACPI_DISPLAY_SUMMARY
60595b482a8SLen Brown  *              max_depth           - Maximum depth of dump. Use ACPI_UINT32_MAX
60695b482a8SLen Brown  *                                    for an effectively unlimited depth.
60795b482a8SLen Brown  *              owner_id            - Dump only objects owned by this ID. Use
60895b482a8SLen Brown  *                                    ACPI_UINT32_MAX to match all owners.
60995b482a8SLen Brown  *              start_handle        - Where in namespace to start/end search
61095b482a8SLen Brown  *
61195b482a8SLen Brown  * RETURN:      None
61295b482a8SLen Brown  *
613d4913dc6SBob Moore  * DESCRIPTION: Dump typed objects within the loaded namespace. Uses
614d4913dc6SBob Moore  *              acpi_ns_walk_namespace in conjunction with acpi_ns_dump_one_object.
61595b482a8SLen Brown  *
61695b482a8SLen Brown  ******************************************************************************/
61795b482a8SLen Brown 
61895b482a8SLen Brown void
acpi_ns_dump_objects(acpi_object_type type,u8 display_type,u32 max_depth,acpi_owner_id owner_id,acpi_handle start_handle)61995b482a8SLen Brown acpi_ns_dump_objects(acpi_object_type type,
62095b482a8SLen Brown 		     u8 display_type,
62195b482a8SLen Brown 		     u32 max_depth,
62295b482a8SLen Brown 		     acpi_owner_id owner_id, acpi_handle start_handle)
62395b482a8SLen Brown {
62495b482a8SLen Brown 	struct acpi_walk_info info;
625672af843SBob Moore 	acpi_status status;
62695b482a8SLen Brown 
62795b482a8SLen Brown 	ACPI_FUNCTION_ENTRY();
62895b482a8SLen Brown 
629672af843SBob Moore 	/*
630672af843SBob Moore 	 * Just lock the entire namespace for the duration of the dump.
631672af843SBob Moore 	 * We don't want any changes to the namespace during this time,
632672af843SBob Moore 	 * especially the temporary nodes since we are going to display
633672af843SBob Moore 	 * them also.
634672af843SBob Moore 	 */
635672af843SBob Moore 	status = acpi_ut_acquire_mutex(ACPI_MTX_NAMESPACE);
636672af843SBob Moore 	if (ACPI_FAILURE(status)) {
637672af843SBob Moore 		acpi_os_printf("Could not acquire namespace mutex\n");
638672af843SBob Moore 		return;
639672af843SBob Moore 	}
640672af843SBob Moore 
6411387cdd8SBob Moore 	info.count = 0;
64295b482a8SLen Brown 	info.debug_level = ACPI_LV_TABLES;
64395b482a8SLen Brown 	info.owner_id = owner_id;
64495b482a8SLen Brown 	info.display_type = display_type;
64595b482a8SLen Brown 
64695b482a8SLen Brown 	(void)acpi_ns_walk_namespace(type, start_handle, max_depth,
64795b482a8SLen Brown 				     ACPI_NS_WALK_NO_UNLOCK |
64895b482a8SLen Brown 				     ACPI_NS_WALK_TEMP_NODES,
6492263576cSLin Ming 				     acpi_ns_dump_one_object, NULL,
6502263576cSLin Ming 				     (void *)&info, NULL);
651672af843SBob Moore 
6521387cdd8SBob Moore 	acpi_os_printf("\nNamespace node count: %u\n\n", info.count);
653672af843SBob Moore 	(void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE);
65495b482a8SLen Brown }
65595b482a8SLen Brown 
656424deb38SBob Moore /*******************************************************************************
657424deb38SBob Moore  *
658424deb38SBob Moore  * FUNCTION:    acpi_ns_dump_one_object_path, acpi_ns_get_max_depth
659424deb38SBob Moore  *
660424deb38SBob Moore  * PARAMETERS:  obj_handle          - Node to be dumped
661424deb38SBob Moore  *              level               - Nesting level of the handle
662424deb38SBob Moore  *              context             - Passed into walk_namespace
663424deb38SBob Moore  *              return_value        - Not used
664424deb38SBob Moore  *
665424deb38SBob Moore  * RETURN:      Status
666424deb38SBob Moore  *
667424deb38SBob Moore  * DESCRIPTION: Dump the full pathname to a namespace object. acp_ns_get_max_depth
668424deb38SBob Moore  *              computes the maximum nesting depth in the namespace tree, in
669424deb38SBob Moore  *              order to simplify formatting in acpi_ns_dump_one_object_path.
670424deb38SBob Moore  *              These procedures are user_functions called by acpi_ns_walk_namespace.
671424deb38SBob Moore  *
672424deb38SBob Moore  ******************************************************************************/
673424deb38SBob Moore 
674424deb38SBob Moore static acpi_status
acpi_ns_dump_one_object_path(acpi_handle obj_handle,u32 level,void * context,void ** return_value)675424deb38SBob Moore acpi_ns_dump_one_object_path(acpi_handle obj_handle,
676424deb38SBob Moore 			     u32 level, void *context, void **return_value)
677424deb38SBob Moore {
678424deb38SBob Moore 	u32 max_level = *((u32 *)context);
679424deb38SBob Moore 	char *pathname;
680424deb38SBob Moore 	struct acpi_namespace_node *node;
681424deb38SBob Moore 	int path_indent;
682424deb38SBob Moore 
683424deb38SBob Moore 	if (!obj_handle) {
684424deb38SBob Moore 		return (AE_OK);
685424deb38SBob Moore 	}
686424deb38SBob Moore 
687424deb38SBob Moore 	node = acpi_ns_validate_handle(obj_handle);
68848961ce6SBob Moore 	if (!node) {
68948961ce6SBob Moore 
69048961ce6SBob Moore 		/* Ignore bad node during namespace walk */
69148961ce6SBob Moore 
69248961ce6SBob Moore 		return (AE_OK);
69348961ce6SBob Moore 	}
69448961ce6SBob Moore 
6950e166e4fSLv Zheng 	pathname = acpi_ns_get_normalized_pathname(node, TRUE);
696424deb38SBob Moore 
697424deb38SBob Moore 	path_indent = 1;
698424deb38SBob Moore 	if (level <= max_level) {
699424deb38SBob Moore 		path_indent = max_level - level + 1;
700424deb38SBob Moore 	}
701424deb38SBob Moore 
702424deb38SBob Moore 	acpi_os_printf("%2d%*s%-12s%*s",
703424deb38SBob Moore 		       level, level, " ", acpi_ut_get_type_name(node->type),
704424deb38SBob Moore 		       path_indent, " ");
705424deb38SBob Moore 
706424deb38SBob Moore 	acpi_os_printf("%s\n", &pathname[1]);
707424deb38SBob Moore 	ACPI_FREE(pathname);
708424deb38SBob Moore 	return (AE_OK);
709424deb38SBob Moore }
710424deb38SBob Moore 
711424deb38SBob Moore static acpi_status
acpi_ns_get_max_depth(acpi_handle obj_handle,u32 level,void * context,void ** return_value)712424deb38SBob Moore acpi_ns_get_max_depth(acpi_handle obj_handle,
713424deb38SBob Moore 		      u32 level, void *context, void **return_value)
714424deb38SBob Moore {
715424deb38SBob Moore 	u32 *max_level = (u32 *)context;
716424deb38SBob Moore 
717424deb38SBob Moore 	if (level > *max_level) {
718424deb38SBob Moore 		*max_level = level;
719424deb38SBob Moore 	}
720424deb38SBob Moore 	return (AE_OK);
721424deb38SBob Moore }
722424deb38SBob Moore 
723424deb38SBob Moore /*******************************************************************************
724424deb38SBob Moore  *
725424deb38SBob Moore  * FUNCTION:    acpi_ns_dump_object_paths
726424deb38SBob Moore  *
727424deb38SBob Moore  * PARAMETERS:  type                - Object type to be dumped
728424deb38SBob Moore  *              display_type        - 0 or ACPI_DISPLAY_SUMMARY
729424deb38SBob Moore  *              max_depth           - Maximum depth of dump. Use ACPI_UINT32_MAX
730424deb38SBob Moore  *                                    for an effectively unlimited depth.
731424deb38SBob Moore  *              owner_id            - Dump only objects owned by this ID. Use
732424deb38SBob Moore  *                                    ACPI_UINT32_MAX to match all owners.
733424deb38SBob Moore  *              start_handle        - Where in namespace to start/end search
734424deb38SBob Moore  *
735424deb38SBob Moore  * RETURN:      None
736424deb38SBob Moore  *
737424deb38SBob Moore  * DESCRIPTION: Dump full object pathnames within the loaded namespace. Uses
738424deb38SBob Moore  *              acpi_ns_walk_namespace in conjunction with acpi_ns_dump_one_object_path.
739424deb38SBob Moore  *
740424deb38SBob Moore  ******************************************************************************/
741424deb38SBob Moore 
742424deb38SBob Moore void
acpi_ns_dump_object_paths(acpi_object_type type,u8 display_type,u32 max_depth,acpi_owner_id owner_id,acpi_handle start_handle)743424deb38SBob Moore acpi_ns_dump_object_paths(acpi_object_type type,
744424deb38SBob Moore 			  u8 display_type,
745424deb38SBob Moore 			  u32 max_depth,
746424deb38SBob Moore 			  acpi_owner_id owner_id, acpi_handle start_handle)
747424deb38SBob Moore {
748424deb38SBob Moore 	acpi_status status;
749424deb38SBob Moore 	u32 max_level = 0;
750424deb38SBob Moore 
751424deb38SBob Moore 	ACPI_FUNCTION_ENTRY();
752424deb38SBob Moore 
753424deb38SBob Moore 	/*
754424deb38SBob Moore 	 * Just lock the entire namespace for the duration of the dump.
755424deb38SBob Moore 	 * We don't want any changes to the namespace during this time,
756424deb38SBob Moore 	 * especially the temporary nodes since we are going to display
757424deb38SBob Moore 	 * them also.
758424deb38SBob Moore 	 */
759424deb38SBob Moore 	status = acpi_ut_acquire_mutex(ACPI_MTX_NAMESPACE);
760424deb38SBob Moore 	if (ACPI_FAILURE(status)) {
761424deb38SBob Moore 		acpi_os_printf("Could not acquire namespace mutex\n");
762424deb38SBob Moore 		return;
763424deb38SBob Moore 	}
764424deb38SBob Moore 
765424deb38SBob Moore 	/* Get the max depth of the namespace tree, for formatting later */
766424deb38SBob Moore 
767424deb38SBob Moore 	(void)acpi_ns_walk_namespace(type, start_handle, max_depth,
768424deb38SBob Moore 				     ACPI_NS_WALK_NO_UNLOCK |
769424deb38SBob Moore 				     ACPI_NS_WALK_TEMP_NODES,
770424deb38SBob Moore 				     acpi_ns_get_max_depth, NULL,
771424deb38SBob Moore 				     (void *)&max_level, NULL);
772424deb38SBob Moore 
773424deb38SBob Moore 	/* Now dump the entire namespace */
774424deb38SBob Moore 
775424deb38SBob Moore 	(void)acpi_ns_walk_namespace(type, start_handle, max_depth,
776424deb38SBob Moore 				     ACPI_NS_WALK_NO_UNLOCK |
777424deb38SBob Moore 				     ACPI_NS_WALK_TEMP_NODES,
778424deb38SBob Moore 				     acpi_ns_dump_one_object_path, NULL,
779424deb38SBob Moore 				     (void *)&max_level, NULL);
780424deb38SBob Moore 
781424deb38SBob Moore 	(void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE);
782424deb38SBob Moore }
783424deb38SBob Moore 
78495b482a8SLen Brown /*******************************************************************************
78595b482a8SLen Brown  *
78695b482a8SLen Brown  * FUNCTION:    acpi_ns_dump_entry
78795b482a8SLen Brown  *
788ba494beeSBob Moore  * PARAMETERS:  handle              - Node to be dumped
78995b482a8SLen Brown  *              debug_level         - Output level
79095b482a8SLen Brown  *
79195b482a8SLen Brown  * RETURN:      None
79295b482a8SLen Brown  *
79395b482a8SLen Brown  * DESCRIPTION: Dump a single Node
79495b482a8SLen Brown  *
79595b482a8SLen Brown  ******************************************************************************/
79695b482a8SLen Brown 
acpi_ns_dump_entry(acpi_handle handle,u32 debug_level)79795b482a8SLen Brown void acpi_ns_dump_entry(acpi_handle handle, u32 debug_level)
79895b482a8SLen Brown {
79995b482a8SLen Brown 	struct acpi_walk_info info;
80095b482a8SLen Brown 
80195b482a8SLen Brown 	ACPI_FUNCTION_ENTRY();
80295b482a8SLen Brown 
80395b482a8SLen Brown 	info.debug_level = debug_level;
80495b482a8SLen Brown 	info.owner_id = ACPI_OWNER_ID_MAX;
80595b482a8SLen Brown 	info.display_type = ACPI_DISPLAY_SUMMARY;
80695b482a8SLen Brown 
80795b482a8SLen Brown 	(void)acpi_ns_dump_one_object(handle, 1, &info, NULL);
80895b482a8SLen Brown }
80995b482a8SLen Brown 
81095b482a8SLen Brown #ifdef ACPI_ASL_COMPILER
81195b482a8SLen Brown /*******************************************************************************
81295b482a8SLen Brown  *
81395b482a8SLen Brown  * FUNCTION:    acpi_ns_dump_tables
81495b482a8SLen Brown  *
81595b482a8SLen Brown  * PARAMETERS:  search_base         - Root of subtree to be dumped, or
81695b482a8SLen Brown  *                                    NS_ALL to dump the entire namespace
81795b482a8SLen Brown  *              max_depth           - Maximum depth of dump. Use INT_MAX
81895b482a8SLen Brown  *                                    for an effectively unlimited depth.
81995b482a8SLen Brown  *
82095b482a8SLen Brown  * RETURN:      None
82195b482a8SLen Brown  *
82295b482a8SLen Brown  * DESCRIPTION: Dump the name space, or a portion of it.
82395b482a8SLen Brown  *
82495b482a8SLen Brown  ******************************************************************************/
82595b482a8SLen Brown 
acpi_ns_dump_tables(acpi_handle search_base,u32 max_depth)82695b482a8SLen Brown void acpi_ns_dump_tables(acpi_handle search_base, u32 max_depth)
82795b482a8SLen Brown {
82895b482a8SLen Brown 	acpi_handle search_handle = search_base;
82995b482a8SLen Brown 
83095b482a8SLen Brown 	ACPI_FUNCTION_TRACE(ns_dump_tables);
83195b482a8SLen Brown 
83295b482a8SLen Brown 	if (!acpi_gbl_root_node) {
83395b482a8SLen Brown 		/*
83495b482a8SLen Brown 		 * If the name space has not been initialized,
83595b482a8SLen Brown 		 * there is nothing to dump.
83695b482a8SLen Brown 		 */
83795b482a8SLen Brown 		ACPI_DEBUG_PRINT((ACPI_DB_TABLES,
83895b482a8SLen Brown 				  "namespace not initialized!\n"));
83995b482a8SLen Brown 		return_VOID;
84095b482a8SLen Brown 	}
84195b482a8SLen Brown 
84295b482a8SLen Brown 	if (ACPI_NS_ALL == search_base) {
84395b482a8SLen Brown 
84495b482a8SLen Brown 		/* Entire namespace */
84595b482a8SLen Brown 
84695b482a8SLen Brown 		search_handle = acpi_gbl_root_node;
84795b482a8SLen Brown 		ACPI_DEBUG_PRINT((ACPI_DB_TABLES, "\\\n"));
84895b482a8SLen Brown 	}
84995b482a8SLen Brown 
85095b482a8SLen Brown 	acpi_ns_dump_objects(ACPI_TYPE_ANY, ACPI_DISPLAY_OBJECTS, max_depth,
85195b482a8SLen Brown 			     ACPI_OWNER_ID_MAX, search_handle);
85295b482a8SLen Brown 	return_VOID;
85395b482a8SLen Brown }
85475c8044fSLv Zheng #endif
85575c8044fSLv Zheng #endif
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