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authorBob Moore <robert.moore@intel.com>2013-01-11 07:08:51 -0500
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2013-01-11 07:08:51 -0500
commit42f8fb75c43cc67f06424f991009b3af674f93eb (patch)
tree01821d5eca5f97d474bee62e7f92fe481adb31b8 /drivers
parent4f8429166818dd615891990040ce13373893ee9a (diff)
ACPICA: Source restructuring: split large files into 8 new files.
Created logical splits for eight new files. Improves modularity and configurability. Signed-off-by: Bob Moore <robert.moore@intel.com> Signed-off-by: Lv Zheng <lv.zheng@intel.com> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/acpi/acpica/Makefile8
-rw-r--r--drivers/acpi/acpica/acdebug.h17
-rw-r--r--drivers/acpi/acpica/acevents.h21
-rw-r--r--drivers/acpi/acpica/acnamesp.h12
-rw-r--r--drivers/acpi/acpica/acparser.h23
-rw-r--r--drivers/acpi/acpica/acresrc.h6
-rw-r--r--drivers/acpi/acpica/acutils.h50
-rw-r--r--drivers/acpi/acpica/evhandler.c529
-rw-r--r--drivers/acpi/acpica/evregion.c582
-rw-r--r--drivers/acpi/acpica/nspredef.c581
-rw-r--r--drivers/acpi/acpica/nsprepkg.c621
-rw-r--r--drivers/acpi/acpica/psloop.c622
-rw-r--r--drivers/acpi/acpica/psobject.c647
-rw-r--r--drivers/acpi/acpica/psopcode.c172
-rw-r--r--drivers/acpi/acpica/psopinfo.c223
-rw-r--r--drivers/acpi/acpica/rsdump.c409
-rw-r--r--drivers/acpi/acpica/rsdumpinfo.c454
-rw-r--r--drivers/acpi/acpica/utmisc.c828
-rw-r--r--drivers/acpi/acpica/utownerid.c218
-rw-r--r--drivers/acpi/acpica/utstring.c574
20 files changed, 3494 insertions, 3103 deletions
diff --git a/drivers/acpi/acpica/Makefile b/drivers/acpi/acpica/Makefile
index bc7a03ded064..a1b9bf5085a2 100644
--- a/drivers/acpi/acpica/Makefile
+++ b/drivers/acpi/acpica/Makefile
@@ -31,6 +31,7 @@ acpi-y += \
31 evgpeinit.o \ 31 evgpeinit.o \
32 evgpeutil.o \ 32 evgpeutil.o \
33 evglock.o \ 33 evglock.o \
34 evhandler.o \
34 evmisc.o \ 35 evmisc.o \
35 evregion.o \ 36 evregion.o \
36 evrgnini.o \ 37 evrgnini.o \
@@ -90,6 +91,7 @@ acpi-y += \
90 nsobject.o \ 91 nsobject.o \
91 nsparse.o \ 92 nsparse.o \
92 nspredef.o \ 93 nspredef.o \
94 nsprepkg.o \
93 nsrepair.o \ 95 nsrepair.o \
94 nsrepair2.o \ 96 nsrepair2.o \
95 nssearch.o \ 97 nssearch.o \
@@ -104,7 +106,9 @@ acpi-$(ACPI_FUTURE_USAGE) += nsdumpdv.o
104acpi-y += \ 106acpi-y += \
105 psargs.o \ 107 psargs.o \
106 psloop.o \ 108 psloop.o \
109 psobject.o \
107 psopcode.o \ 110 psopcode.o \
111 psopinfo.o \
108 psparse.o \ 112 psparse.o \
109 psscope.o \ 113 psscope.o \
110 pstree.o \ 114 pstree.o \
@@ -126,7 +130,7 @@ acpi-y += \
126 rsutils.o \ 130 rsutils.o \
127 rsxface.o 131 rsxface.o
128 132
129acpi-$(ACPI_FUTURE_USAGE) += rsdump.o 133acpi-$(ACPI_FUTURE_USAGE) += rsdump.o rsdumpinfo.o
130 134
131acpi-y += \ 135acpi-y += \
132 tbfadt.o \ 136 tbfadt.o \
@@ -155,8 +159,10 @@ acpi-y += \
155 utmutex.o \ 159 utmutex.o \
156 utobject.o \ 160 utobject.o \
157 utosi.o \ 161 utosi.o \
162 utownerid.o \
158 utresrc.o \ 163 utresrc.o \
159 utstate.o \ 164 utstate.o \
165 utstring.o \
160 utxface.o \ 166 utxface.o \
161 utxfinit.o \ 167 utxfinit.o \
162 utxferror.o \ 168 utxferror.o \
diff --git a/drivers/acpi/acpica/acdebug.h b/drivers/acpi/acpica/acdebug.h
index 432a318c9ed1..c8dea18ccdc8 100644
--- a/drivers/acpi/acpica/acdebug.h
+++ b/drivers/acpi/acpica/acdebug.h
@@ -115,6 +115,21 @@ ACPI_HW_DEPENDENT_RETURN_VOID(void
115 char *block_arg)) 115 char *block_arg))
116 116
117/* 117/*
118 * dbconvert - miscellaneous conversion routines
119 */
120 acpi_status acpi_db_hex_char_to_value(int hex_char, u8 *return_value);
121
122acpi_status acpi_db_convert_to_package(char *string, union acpi_object *object);
123
124acpi_status
125acpi_db_convert_to_object(acpi_object_type type,
126 char *string, union acpi_object *object);
127
128u8 *acpi_db_encode_pld_buffer(struct acpi_pld_info *pld_info);
129
130void acpi_db_dump_pld_buffer(union acpi_object *obj_desc);
131
132/*
118 * dbmethod - control method commands 133 * dbmethod - control method commands
119 */ 134 */
120void 135void
@@ -191,6 +206,8 @@ void
191acpi_db_create_execution_threads(char *num_threads_arg, 206acpi_db_create_execution_threads(char *num_threads_arg,
192 char *num_loops_arg, char *method_name_arg); 207 char *num_loops_arg, char *method_name_arg);
193 208
209void acpi_db_delete_objects(u32 count, union acpi_object *objects);
210
194#ifdef ACPI_DBG_TRACK_ALLOCATIONS 211#ifdef ACPI_DBG_TRACK_ALLOCATIONS
195u32 acpi_db_get_cache_info(struct acpi_memory_list *cache); 212u32 acpi_db_get_cache_info(struct acpi_memory_list *cache);
196#endif 213#endif
diff --git a/drivers/acpi/acpica/acevents.h b/drivers/acpi/acpica/acevents.h
index e975c6720448..35a2cbce467b 100644
--- a/drivers/acpi/acpica/acevents.h
+++ b/drivers/acpi/acpica/acevents.h
@@ -158,10 +158,23 @@ acpi_ev_delete_gpe_handlers(struct acpi_gpe_xrupt_info *gpe_xrupt_info,
158 void *context); 158 void *context);
159 159
160/* 160/*
161 * evregion - Address Space handling 161 * evhandler - Address space handling
162 */ 162 */
163u8
164acpi_ev_has_default_handler(struct acpi_namespace_node *node,
165 acpi_adr_space_type space_id);
166
163acpi_status acpi_ev_install_region_handlers(void); 167acpi_status acpi_ev_install_region_handlers(void);
164 168
169acpi_status
170acpi_ev_install_space_handler(struct acpi_namespace_node *node,
171 acpi_adr_space_type space_id,
172 acpi_adr_space_handler handler,
173 acpi_adr_space_setup setup, void *context);
174
175/*
176 * evregion - Operation region support
177 */
165acpi_status acpi_ev_initialize_op_regions(void); 178acpi_status acpi_ev_initialize_op_regions(void);
166 179
167acpi_status 180acpi_status
@@ -180,12 +193,6 @@ acpi_ev_detach_region(union acpi_operand_object *region_obj,
180 u8 acpi_ns_is_locked); 193 u8 acpi_ns_is_locked);
181 194
182acpi_status 195acpi_status
183acpi_ev_install_space_handler(struct acpi_namespace_node *node,
184 acpi_adr_space_type space_id,
185 acpi_adr_space_handler handler,
186 acpi_adr_space_setup setup, void *context);
187
188acpi_status
189acpi_ev_execute_reg_methods(struct acpi_namespace_node *node, 196acpi_ev_execute_reg_methods(struct acpi_namespace_node *node,
190 acpi_adr_space_type space_id); 197 acpi_adr_space_type space_id);
191 198
diff --git a/drivers/acpi/acpica/acnamesp.h b/drivers/acpi/acpica/acnamesp.h
index b826d9c7aa73..bbfcd1b72b3b 100644
--- a/drivers/acpi/acpica/acnamesp.h
+++ b/drivers/acpi/acpica/acnamesp.h
@@ -218,6 +218,18 @@ acpi_ns_check_parameter_count(char *pathname,
218 u32 user_param_count, 218 u32 user_param_count,
219 const union acpi_predefined_info *info); 219 const union acpi_predefined_info *info);
220 220
221acpi_status
222acpi_ns_check_object_type(struct acpi_predefined_data *data,
223 union acpi_operand_object **return_object_ptr,
224 u32 expected_btypes, u32 package_index);
225
226/*
227 * nsprepkg - Validation of predefined name packages
228 */
229acpi_status
230acpi_ns_check_package(struct acpi_predefined_data *data,
231 union acpi_operand_object **return_object_ptr);
232
221/* 233/*
222 * nsnames - Name and Scope manipulation 234 * nsnames - Name and Scope manipulation
223 */ 235 */
diff --git a/drivers/acpi/acpica/acparser.h b/drivers/acpi/acpica/acparser.h
index 24a59056eee1..e8f5726a1ab3 100644
--- a/drivers/acpi/acpica/acparser.h
+++ b/drivers/acpi/acpica/acparser.h
@@ -105,7 +105,28 @@ union acpi_parse_object *acpi_ps_find_name(union acpi_parse_object *scope,
105union acpi_parse_object *acpi_ps_get_parent(union acpi_parse_object *op); 105union acpi_parse_object *acpi_ps_get_parent(union acpi_parse_object *op);
106 106
107/* 107/*
108 * psopcode - AML Opcode information 108 * psobject - support for parse object processing
109 */
110acpi_status
111acpi_ps_build_named_op(struct acpi_walk_state *walk_state,
112 u8 *aml_op_start,
113 union acpi_parse_object *unnamed_op,
114 union acpi_parse_object **op);
115
116acpi_status
117acpi_ps_create_op(struct acpi_walk_state *walk_state,
118 u8 *aml_op_start, union acpi_parse_object **new_op);
119
120acpi_status
121acpi_ps_complete_op(struct acpi_walk_state *walk_state,
122 union acpi_parse_object **op, acpi_status status);
123
124acpi_status
125acpi_ps_complete_final_op(struct acpi_walk_state *walk_state,
126 union acpi_parse_object *op, acpi_status status);
127
128/*
129 * psopinfo - AML Opcode information
109 */ 130 */
110const struct acpi_opcode_info *acpi_ps_get_opcode_info(u16 opcode); 131const struct acpi_opcode_info *acpi_ps_get_opcode_info(u16 opcode);
111 132
diff --git a/drivers/acpi/acpica/acresrc.h b/drivers/acpi/acpica/acresrc.h
index 0347d0993497..89bc3aa99ede 100644
--- a/drivers/acpi/acpica/acresrc.h
+++ b/drivers/acpi/acpica/acresrc.h
@@ -347,18 +347,21 @@ extern struct acpi_rsdump_info *acpi_gbl_dump_resource_dispatch[];
347extern struct acpi_rsdump_info *acpi_gbl_dump_serial_bus_dispatch[]; 347extern struct acpi_rsdump_info *acpi_gbl_dump_serial_bus_dispatch[];
348 348
349/* 349/*
350 * rsdump 350 * rsdumpinfo
351 */ 351 */
352extern struct acpi_rsdump_info acpi_rs_dump_irq[]; 352extern struct acpi_rsdump_info acpi_rs_dump_irq[];
353extern struct acpi_rsdump_info acpi_rs_dump_prt[];
353extern struct acpi_rsdump_info acpi_rs_dump_dma[]; 354extern struct acpi_rsdump_info acpi_rs_dump_dma[];
354extern struct acpi_rsdump_info acpi_rs_dump_start_dpf[]; 355extern struct acpi_rsdump_info acpi_rs_dump_start_dpf[];
355extern struct acpi_rsdump_info acpi_rs_dump_end_dpf[]; 356extern struct acpi_rsdump_info acpi_rs_dump_end_dpf[];
356extern struct acpi_rsdump_info acpi_rs_dump_io[]; 357extern struct acpi_rsdump_info acpi_rs_dump_io[];
358extern struct acpi_rsdump_info acpi_rs_dump_io_flags[];
357extern struct acpi_rsdump_info acpi_rs_dump_fixed_io[]; 359extern struct acpi_rsdump_info acpi_rs_dump_fixed_io[];
358extern struct acpi_rsdump_info acpi_rs_dump_vendor[]; 360extern struct acpi_rsdump_info acpi_rs_dump_vendor[];
359extern struct acpi_rsdump_info acpi_rs_dump_end_tag[]; 361extern struct acpi_rsdump_info acpi_rs_dump_end_tag[];
360extern struct acpi_rsdump_info acpi_rs_dump_memory24[]; 362extern struct acpi_rsdump_info acpi_rs_dump_memory24[];
361extern struct acpi_rsdump_info acpi_rs_dump_memory32[]; 363extern struct acpi_rsdump_info acpi_rs_dump_memory32[];
364extern struct acpi_rsdump_info acpi_rs_dump_memory_flags[];
362extern struct acpi_rsdump_info acpi_rs_dump_fixed_memory32[]; 365extern struct acpi_rsdump_info acpi_rs_dump_fixed_memory32[];
363extern struct acpi_rsdump_info acpi_rs_dump_address16[]; 366extern struct acpi_rsdump_info acpi_rs_dump_address16[];
364extern struct acpi_rsdump_info acpi_rs_dump_address32[]; 367extern struct acpi_rsdump_info acpi_rs_dump_address32[];
@@ -372,6 +375,7 @@ extern struct acpi_rsdump_info acpi_rs_dump_common_serial_bus[];
372extern struct acpi_rsdump_info acpi_rs_dump_i2c_serial_bus[]; 375extern struct acpi_rsdump_info acpi_rs_dump_i2c_serial_bus[];
373extern struct acpi_rsdump_info acpi_rs_dump_spi_serial_bus[]; 376extern struct acpi_rsdump_info acpi_rs_dump_spi_serial_bus[];
374extern struct acpi_rsdump_info acpi_rs_dump_uart_serial_bus[]; 377extern struct acpi_rsdump_info acpi_rs_dump_uart_serial_bus[];
378extern struct acpi_rsdump_info acpi_rs_dump_general_flags[];
375#endif 379#endif
376 380
377#endif /* __ACRESRC_H__ */ 381#endif /* __ACRESRC_H__ */
diff --git a/drivers/acpi/acpica/acutils.h b/drivers/acpi/acpica/acutils.h
index 6e51d193c3eb..4e952111ca5a 100644
--- a/drivers/acpi/acpica/acutils.h
+++ b/drivers/acpi/acpica/acutils.h
@@ -483,39 +483,17 @@ acpi_ut_short_divide(u64 in_dividend,
483/* 483/*
484 * utmisc 484 * utmisc
485 */ 485 */
486void ut_convert_backslashes(char *pathname);
487
488const char *acpi_ut_validate_exception(acpi_status status); 486const char *acpi_ut_validate_exception(acpi_status status);
489 487
490u8 acpi_ut_is_pci_root_bridge(char *id); 488u8 acpi_ut_is_pci_root_bridge(char *id);
491 489
492u8 acpi_ut_is_aml_table(struct acpi_table_header *table); 490u8 acpi_ut_is_aml_table(struct acpi_table_header *table);
493 491
494acpi_status acpi_ut_allocate_owner_id(acpi_owner_id * owner_id);
495
496void acpi_ut_release_owner_id(acpi_owner_id * owner_id);
497
498acpi_status 492acpi_status
499acpi_ut_walk_package_tree(union acpi_operand_object *source_object, 493acpi_ut_walk_package_tree(union acpi_operand_object *source_object,
500 void *target_object, 494 void *target_object,
501 acpi_pkg_callback walk_callback, void *context); 495 acpi_pkg_callback walk_callback, void *context);
502 496
503void acpi_ut_strupr(char *src_string);
504
505void acpi_ut_strlwr(char *src_string);
506
507int acpi_ut_stricmp(char *string1, char *string2);
508
509void acpi_ut_print_string(char *string, u8 max_length);
510
511u8 acpi_ut_valid_acpi_name(u32 name);
512
513void acpi_ut_repair_name(char *name);
514
515u8 acpi_ut_valid_acpi_char(char character, u32 position);
516
517acpi_status acpi_ut_strtoul64(char *string, u32 base, u64 *ret_integer);
518
519/* Values for Base above (16=Hex, 10=Decimal) */ 497/* Values for Base above (16=Hex, 10=Decimal) */
520 498
521#define ACPI_ANY_BASE 0 499#define ACPI_ANY_BASE 0
@@ -532,6 +510,13 @@ acpi_ut_display_init_pathname(u8 type,
532#endif 510#endif
533 511
534/* 512/*
513 * utownerid - Support for Table/Method Owner IDs
514 */
515acpi_status acpi_ut_allocate_owner_id(acpi_owner_id * owner_id);
516
517void acpi_ut_release_owner_id(acpi_owner_id * owner_id);
518
519/*
535 * utresrc 520 * utresrc
536 */ 521 */
537acpi_status 522acpi_status
@@ -557,6 +542,27 @@ acpi_status
557acpi_ut_get_resource_end_tag(union acpi_operand_object *obj_desc, u8 **end_tag); 542acpi_ut_get_resource_end_tag(union acpi_operand_object *obj_desc, u8 **end_tag);
558 543
559/* 544/*
545 * utstring - String and character utilities
546 */
547void acpi_ut_strupr(char *src_string);
548
549void acpi_ut_strlwr(char *src_string);
550
551int acpi_ut_stricmp(char *string1, char *string2);
552
553acpi_status acpi_ut_strtoul64(char *string, u32 base, u64 *ret_integer);
554
555void acpi_ut_print_string(char *string, u8 max_length);
556
557void ut_convert_backslashes(char *pathname);
558
559u8 acpi_ut_valid_acpi_name(u32 name);
560
561u8 acpi_ut_valid_acpi_char(char character, u32 position);
562
563void acpi_ut_repair_name(char *name);
564
565/*
560 * utmutex - mutex support 566 * utmutex - mutex support
561 */ 567 */
562acpi_status acpi_ut_mutex_initialize(void); 568acpi_status acpi_ut_mutex_initialize(void);
diff --git a/drivers/acpi/acpica/evhandler.c b/drivers/acpi/acpica/evhandler.c
new file mode 100644
index 000000000000..95e52585bb9b
--- /dev/null
+++ b/drivers/acpi/acpica/evhandler.c
@@ -0,0 +1,529 @@
1/******************************************************************************
2 *
3 * Module Name: evhandler - Support for Address Space handlers
4 *
5 *****************************************************************************/
6
7/*
8 * Copyright (C) 2000 - 2012, Intel Corp.
9 * All rights reserved.
10 *
11 * Redistribution and use in source and binary forms, with or without
12 * modification, are permitted provided that the following conditions
13 * are met:
14 * 1. Redistributions of source code must retain the above copyright
15 * notice, this list of conditions, and the following disclaimer,
16 * without modification.
17 * 2. Redistributions in binary form must reproduce at minimum a disclaimer
18 * substantially similar to the "NO WARRANTY" disclaimer below
19 * ("Disclaimer") and any redistribution must be conditioned upon
20 * including a substantially similar Disclaimer requirement for further
21 * binary redistribution.
22 * 3. Neither the names of the above-listed copyright holders nor the names
23 * of any contributors may be used to endorse or promote products derived
24 * from this software without specific prior written permission.
25 *
26 * Alternatively, this software may be distributed under the terms of the
27 * GNU General Public License ("GPL") version 2 as published by the Free
28 * Software Foundation.
29 *
30 * NO WARRANTY
31 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
32 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
33 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
34 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
35 * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
36 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
37 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
38 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
39 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
40 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
41 * POSSIBILITY OF SUCH DAMAGES.
42 */
43
44#include <acpi/acpi.h>
45#include "accommon.h"
46#include "acevents.h"
47#include "acnamesp.h"
48#include "acinterp.h"
49
50#define _COMPONENT ACPI_EVENTS
51ACPI_MODULE_NAME("evhandler")
52
53/* Local prototypes */
54static acpi_status
55acpi_ev_install_handler(acpi_handle obj_handle,
56 u32 level, void *context, void **return_value);
57
58/* These are the address spaces that will get default handlers */
59
60u8 acpi_gbl_default_address_spaces[ACPI_NUM_DEFAULT_SPACES] = {
61 ACPI_ADR_SPACE_SYSTEM_MEMORY,
62 ACPI_ADR_SPACE_SYSTEM_IO,
63 ACPI_ADR_SPACE_PCI_CONFIG,
64 ACPI_ADR_SPACE_DATA_TABLE
65};
66
67/*******************************************************************************
68 *
69 * FUNCTION: acpi_ev_install_region_handlers
70 *
71 * PARAMETERS: None
72 *
73 * RETURN: Status
74 *
75 * DESCRIPTION: Installs the core subsystem default address space handlers.
76 *
77 ******************************************************************************/
78
79acpi_status acpi_ev_install_region_handlers(void)
80{
81 acpi_status status;
82 u32 i;
83
84 ACPI_FUNCTION_TRACE(ev_install_region_handlers);
85
86 status = acpi_ut_acquire_mutex(ACPI_MTX_NAMESPACE);
87 if (ACPI_FAILURE(status)) {
88 return_ACPI_STATUS(status);
89 }
90
91 /*
92 * All address spaces (PCI Config, EC, SMBus) are scope dependent and
93 * registration must occur for a specific device.
94 *
95 * In the case of the system memory and IO address spaces there is
96 * currently no device associated with the address space. For these we
97 * use the root.
98 *
99 * We install the default PCI config space handler at the root so that
100 * this space is immediately available even though the we have not
101 * enumerated all the PCI Root Buses yet. This is to conform to the ACPI
102 * specification which states that the PCI config space must be always
103 * available -- even though we are nowhere near ready to find the PCI root
104 * buses at this point.
105 *
106 * NOTE: We ignore AE_ALREADY_EXISTS because this means that a handler
107 * has already been installed (via acpi_install_address_space_handler).
108 * Similar for AE_SAME_HANDLER.
109 */
110 for (i = 0; i < ACPI_NUM_DEFAULT_SPACES; i++) {
111 status = acpi_ev_install_space_handler(acpi_gbl_root_node,
112 acpi_gbl_default_address_spaces
113 [i],
114 ACPI_DEFAULT_HANDLER,
115 NULL, NULL);
116 switch (status) {
117 case AE_OK:
118 case AE_SAME_HANDLER:
119 case AE_ALREADY_EXISTS:
120
121 /* These exceptions are all OK */
122
123 status = AE_OK;
124 break;
125
126 default:
127
128 goto unlock_and_exit;
129 }
130 }
131
132 unlock_and_exit:
133 (void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE);
134 return_ACPI_STATUS(status);
135}
136
137/*******************************************************************************
138 *
139 * FUNCTION: acpi_ev_has_default_handler
140 *
141 * PARAMETERS: node - Namespace node for the device
142 * space_id - The address space ID
143 *
144 * RETURN: TRUE if default handler is installed, FALSE otherwise
145 *
146 * DESCRIPTION: Check if the default handler is installed for the requested
147 * space ID.
148 *
149 ******************************************************************************/
150
151u8
152acpi_ev_has_default_handler(struct acpi_namespace_node *node,
153 acpi_adr_space_type space_id)
154{
155 union acpi_operand_object *obj_desc;
156 union acpi_operand_object *handler_obj;
157
158 /* Must have an existing internal object */
159
160 obj_desc = acpi_ns_get_attached_object(node);
161 if (obj_desc) {
162 handler_obj = obj_desc->device.handler;
163
164 /* Walk the linked list of handlers for this object */
165
166 while (handler_obj) {
167 if (handler_obj->address_space.space_id == space_id) {
168 if (handler_obj->address_space.handler_flags &
169 ACPI_ADDR_HANDLER_DEFAULT_INSTALLED) {
170 return (TRUE);
171 }
172 }
173
174 handler_obj = handler_obj->address_space.next;
175 }
176 }
177
178 return (FALSE);
179}
180
181/*******************************************************************************
182 *
183 * FUNCTION: acpi_ev_install_handler
184 *
185 * PARAMETERS: walk_namespace callback
186 *
187 * DESCRIPTION: This routine installs an address handler into objects that are
188 * of type Region or Device.
189 *
190 * If the Object is a Device, and the device has a handler of
191 * the same type then the search is terminated in that branch.
192 *
193 * This is because the existing handler is closer in proximity
194 * to any more regions than the one we are trying to install.
195 *
196 ******************************************************************************/
197
198static acpi_status
199acpi_ev_install_handler(acpi_handle obj_handle,
200 u32 level, void *context, void **return_value)
201{
202 union acpi_operand_object *handler_obj;
203 union acpi_operand_object *next_handler_obj;
204 union acpi_operand_object *obj_desc;
205 struct acpi_namespace_node *node;
206 acpi_status status;
207
208 ACPI_FUNCTION_NAME(ev_install_handler);
209
210 handler_obj = (union acpi_operand_object *)context;
211
212 /* Parameter validation */
213
214 if (!handler_obj) {
215 return (AE_OK);
216 }
217
218 /* Convert and validate the device handle */
219
220 node = acpi_ns_validate_handle(obj_handle);
221 if (!node) {
222 return (AE_BAD_PARAMETER);
223 }
224
225 /*
226 * We only care about regions and objects that are allowed to have
227 * address space handlers
228 */
229 if ((node->type != ACPI_TYPE_DEVICE) &&
230 (node->type != ACPI_TYPE_REGION) && (node != acpi_gbl_root_node)) {
231 return (AE_OK);
232 }
233
234 /* Check for an existing internal object */
235
236 obj_desc = acpi_ns_get_attached_object(node);
237 if (!obj_desc) {
238
239 /* No object, just exit */
240
241 return (AE_OK);
242 }
243
244 /* Devices are handled different than regions */
245
246 if (obj_desc->common.type == ACPI_TYPE_DEVICE) {
247
248 /* Check if this Device already has a handler for this address space */
249
250 next_handler_obj = obj_desc->device.handler;
251 while (next_handler_obj) {
252
253 /* Found a handler, is it for the same address space? */
254
255 if (next_handler_obj->address_space.space_id ==
256 handler_obj->address_space.space_id) {
257 ACPI_DEBUG_PRINT((ACPI_DB_OPREGION,
258 "Found handler for region [%s] in device %p(%p) "
259 "handler %p\n",
260 acpi_ut_get_region_name
261 (handler_obj->address_space.
262 space_id), obj_desc,
263 next_handler_obj,
264 handler_obj));
265
266 /*
267 * Since the object we found it on was a device, then it
268 * means that someone has already installed a handler for
269 * the branch of the namespace from this device on. Just
270 * bail out telling the walk routine to not traverse this
271 * branch. This preserves the scoping rule for handlers.
272 */
273 return (AE_CTRL_DEPTH);
274 }
275
276 /* Walk the linked list of handlers attached to this device */
277
278 next_handler_obj = next_handler_obj->address_space.next;
279 }
280
281 /*
282 * As long as the device didn't have a handler for this space we
283 * don't care about it. We just ignore it and proceed.
284 */
285 return (AE_OK);
286 }
287
288 /* Object is a Region */
289
290 if (obj_desc->region.space_id != handler_obj->address_space.space_id) {
291
292 /* This region is for a different address space, just ignore it */
293
294 return (AE_OK);
295 }
296
297 /*
298 * Now we have a region and it is for the handler's address space type.
299 *
300 * First disconnect region for any previous handler (if any)
301 */
302 acpi_ev_detach_region(obj_desc, FALSE);
303
304 /* Connect the region to the new handler */
305
306 status = acpi_ev_attach_region(handler_obj, obj_desc, FALSE);
307 return (status);
308}
309
310/*******************************************************************************
311 *
312 * FUNCTION: acpi_ev_install_space_handler
313 *
314 * PARAMETERS: node - Namespace node for the device
315 * space_id - The address space ID
316 * handler - Address of the handler
317 * setup - Address of the setup function
318 * context - Value passed to the handler on each access
319 *
320 * RETURN: Status
321 *
322 * DESCRIPTION: Install a handler for all op_regions of a given space_id.
323 * Assumes namespace is locked
324 *
325 ******************************************************************************/
326
327acpi_status
328acpi_ev_install_space_handler(struct acpi_namespace_node * node,
329 acpi_adr_space_type space_id,
330 acpi_adr_space_handler handler,
331 acpi_adr_space_setup setup, void *context)
332{
333 union acpi_operand_object *obj_desc;
334 union acpi_operand_object *handler_obj;
335 acpi_status status;
336 acpi_object_type type;
337 u8 flags = 0;
338
339 ACPI_FUNCTION_TRACE(ev_install_space_handler);
340
341 /*
342 * This registration is valid for only the types below and the root. This
343 * is where the default handlers get placed.
344 */
345 if ((node->type != ACPI_TYPE_DEVICE) &&
346 (node->type != ACPI_TYPE_PROCESSOR) &&
347 (node->type != ACPI_TYPE_THERMAL) && (node != acpi_gbl_root_node)) {
348 status = AE_BAD_PARAMETER;
349 goto unlock_and_exit;
350 }
351
352 if (handler == ACPI_DEFAULT_HANDLER) {
353 flags = ACPI_ADDR_HANDLER_DEFAULT_INSTALLED;
354
355 switch (space_id) {
356 case ACPI_ADR_SPACE_SYSTEM_MEMORY:
357 handler = acpi_ex_system_memory_space_handler;
358 setup = acpi_ev_system_memory_region_setup;
359 break;
360
361 case ACPI_ADR_SPACE_SYSTEM_IO:
362 handler = acpi_ex_system_io_space_handler;
363 setup = acpi_ev_io_space_region_setup;
364 break;
365
366 case ACPI_ADR_SPACE_PCI_CONFIG:
367 handler = acpi_ex_pci_config_space_handler;
368 setup = acpi_ev_pci_config_region_setup;
369 break;
370
371 case ACPI_ADR_SPACE_CMOS:
372 handler = acpi_ex_cmos_space_handler;
373 setup = acpi_ev_cmos_region_setup;
374 break;
375
376 case ACPI_ADR_SPACE_PCI_BAR_TARGET:
377 handler = acpi_ex_pci_bar_space_handler;
378 setup = acpi_ev_pci_bar_region_setup;
379 break;
380
381 case ACPI_ADR_SPACE_DATA_TABLE:
382 handler = acpi_ex_data_table_space_handler;
383 setup = NULL;
384 break;
385
386 default:
387 status = AE_BAD_PARAMETER;
388 goto unlock_and_exit;
389 }
390 }
391
392 /* If the caller hasn't specified a setup routine, use the default */
393
394 if (!setup) {
395 setup = acpi_ev_default_region_setup;
396 }
397
398 /* Check for an existing internal object */
399
400 obj_desc = acpi_ns_get_attached_object(node);
401 if (obj_desc) {
402 /*
403 * The attached device object already exists. Make sure the handler
404 * is not already installed.
405 */
406 handler_obj = obj_desc->device.handler;
407
408 /* Walk the handler list for this device */
409
410 while (handler_obj) {
411
412 /* Same space_id indicates a handler already installed */
413
414 if (handler_obj->address_space.space_id == space_id) {
415 if (handler_obj->address_space.handler ==
416 handler) {
417 /*
418 * It is (relatively) OK to attempt to install the SAME
419 * handler twice. This can easily happen with the
420 * PCI_Config space.
421 */
422 status = AE_SAME_HANDLER;
423 goto unlock_and_exit;
424 } else {
425 /* A handler is already installed */
426
427 status = AE_ALREADY_EXISTS;
428 }
429 goto unlock_and_exit;
430 }
431
432 /* Walk the linked list of handlers */
433
434 handler_obj = handler_obj->address_space.next;
435 }
436 } else {
437 ACPI_DEBUG_PRINT((ACPI_DB_OPREGION,
438 "Creating object on Device %p while installing handler\n",
439 node));
440
441 /* obj_desc does not exist, create one */
442
443 if (node->type == ACPI_TYPE_ANY) {
444 type = ACPI_TYPE_DEVICE;
445 } else {
446 type = node->type;
447 }
448
449 obj_desc = acpi_ut_create_internal_object(type);
450 if (!obj_desc) {
451 status = AE_NO_MEMORY;
452 goto unlock_and_exit;
453 }
454
455 /* Init new descriptor */
456
457 obj_desc->common.type = (u8)type;
458
459 /* Attach the new object to the Node */
460
461 status = acpi_ns_attach_object(node, obj_desc, type);
462
463 /* Remove local reference to the object */
464
465 acpi_ut_remove_reference(obj_desc);
466
467 if (ACPI_FAILURE(status)) {
468 goto unlock_and_exit;
469 }
470 }
471
472 ACPI_DEBUG_PRINT((ACPI_DB_OPREGION,
473 "Installing address handler for region %s(%X) on Device %4.4s %p(%p)\n",
474 acpi_ut_get_region_name(space_id), space_id,
475 acpi_ut_get_node_name(node), node, obj_desc));
476
477 /*
478 * Install the handler
479 *
480 * At this point there is no existing handler. Just allocate the object
481 * for the handler and link it into the list.
482 */
483 handler_obj =
484 acpi_ut_create_internal_object(ACPI_TYPE_LOCAL_ADDRESS_HANDLER);
485 if (!handler_obj) {
486 status = AE_NO_MEMORY;
487 goto unlock_and_exit;
488 }
489
490 /* Init handler obj */
491
492 handler_obj->address_space.space_id = (u8)space_id;
493 handler_obj->address_space.handler_flags = flags;
494 handler_obj->address_space.region_list = NULL;
495 handler_obj->address_space.node = node;
496 handler_obj->address_space.handler = handler;
497 handler_obj->address_space.context = context;
498 handler_obj->address_space.setup = setup;
499
500 /* Install at head of Device.address_space list */
501
502 handler_obj->address_space.next = obj_desc->device.handler;
503
504 /*
505 * The Device object is the first reference on the handler_obj.
506 * Each region that uses the handler adds a reference.
507 */
508 obj_desc->device.handler = handler_obj;
509
510 /*
511 * Walk the namespace finding all of the regions this
512 * handler will manage.
513 *
514 * Start at the device and search the branch toward
515 * the leaf nodes until either the leaf is encountered or
516 * a device is detected that has an address handler of the
517 * same type.
518 *
519 * In either case, back up and search down the remainder
520 * of the branch
521 */
522 status = acpi_ns_walk_namespace(ACPI_TYPE_ANY, node, ACPI_UINT32_MAX,
523 ACPI_NS_WALK_UNLOCK,
524 acpi_ev_install_handler, NULL,
525 handler_obj, NULL);
526
527 unlock_and_exit:
528 return_ACPI_STATUS(status);
529}
diff --git a/drivers/acpi/acpica/evregion.c b/drivers/acpi/acpica/evregion.c
index 0cc6a16fedc7..d1fa91d0b5b1 100644
--- a/drivers/acpi/acpica/evregion.c
+++ b/drivers/acpi/acpica/evregion.c
@@ -1,6 +1,6 @@
1/****************************************************************************** 1/******************************************************************************
2 * 2 *
3 * Module Name: evregion - ACPI address_space (op_region) handler dispatch 3 * Module Name: evregion - Operation Region support
4 * 4 *
5 *****************************************************************************/ 5 *****************************************************************************/
6 6
@@ -50,10 +50,9 @@
50#define _COMPONENT ACPI_EVENTS 50#define _COMPONENT ACPI_EVENTS
51ACPI_MODULE_NAME("evregion") 51ACPI_MODULE_NAME("evregion")
52 52
53extern u8 acpi_gbl_default_address_spaces[];
54
53/* Local prototypes */ 55/* Local prototypes */
54static u8
55acpi_ev_has_default_handler(struct acpi_namespace_node *node,
56 acpi_adr_space_type space_id);
57 56
58static void acpi_ev_orphan_ec_reg_method(void); 57static void acpi_ev_orphan_ec_reg_method(void);
59 58
@@ -61,135 +60,6 @@ static acpi_status
61acpi_ev_reg_run(acpi_handle obj_handle, 60acpi_ev_reg_run(acpi_handle obj_handle,
62 u32 level, void *context, void **return_value); 61 u32 level, void *context, void **return_value);
63 62
64static acpi_status
65acpi_ev_install_handler(acpi_handle obj_handle,
66 u32 level, void *context, void **return_value);
67
68/* These are the address spaces that will get default handlers */
69
70#define ACPI_NUM_DEFAULT_SPACES 4
71
72static u8 acpi_gbl_default_address_spaces[ACPI_NUM_DEFAULT_SPACES] = {
73 ACPI_ADR_SPACE_SYSTEM_MEMORY,
74 ACPI_ADR_SPACE_SYSTEM_IO,
75 ACPI_ADR_SPACE_PCI_CONFIG,
76 ACPI_ADR_SPACE_DATA_TABLE
77};
78
79/*******************************************************************************
80 *
81 * FUNCTION: acpi_ev_install_region_handlers
82 *
83 * PARAMETERS: None
84 *
85 * RETURN: Status
86 *
87 * DESCRIPTION: Installs the core subsystem default address space handlers.
88 *
89 ******************************************************************************/
90
91acpi_status acpi_ev_install_region_handlers(void)
92{
93 acpi_status status;
94 u32 i;
95
96 ACPI_FUNCTION_TRACE(ev_install_region_handlers);
97
98 status = acpi_ut_acquire_mutex(ACPI_MTX_NAMESPACE);
99 if (ACPI_FAILURE(status)) {
100 return_ACPI_STATUS(status);
101 }
102
103 /*
104 * All address spaces (PCI Config, EC, SMBus) are scope dependent and
105 * registration must occur for a specific device.
106 *
107 * In the case of the system memory and IO address spaces there is
108 * currently no device associated with the address space. For these we
109 * use the root.
110 *
111 * We install the default PCI config space handler at the root so that
112 * this space is immediately available even though the we have not
113 * enumerated all the PCI Root Buses yet. This is to conform to the ACPI
114 * specification which states that the PCI config space must be always
115 * available -- even though we are nowhere near ready to find the PCI root
116 * buses at this point.
117 *
118 * NOTE: We ignore AE_ALREADY_EXISTS because this means that a handler
119 * has already been installed (via acpi_install_address_space_handler).
120 * Similar for AE_SAME_HANDLER.
121 */
122 for (i = 0; i < ACPI_NUM_DEFAULT_SPACES; i++) {
123 status = acpi_ev_install_space_handler(acpi_gbl_root_node,
124 acpi_gbl_default_address_spaces
125 [i],
126 ACPI_DEFAULT_HANDLER,
127 NULL, NULL);
128 switch (status) {
129 case AE_OK:
130 case AE_SAME_HANDLER:
131 case AE_ALREADY_EXISTS:
132
133 /* These exceptions are all OK */
134
135 status = AE_OK;
136 break;
137
138 default:
139
140 goto unlock_and_exit;
141 }
142 }
143
144 unlock_and_exit:
145 (void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE);
146 return_ACPI_STATUS(status);
147}
148
149/*******************************************************************************
150 *
151 * FUNCTION: acpi_ev_has_default_handler
152 *
153 * PARAMETERS: node - Namespace node for the device
154 * space_id - The address space ID
155 *
156 * RETURN: TRUE if default handler is installed, FALSE otherwise
157 *
158 * DESCRIPTION: Check if the default handler is installed for the requested
159 * space ID.
160 *
161 ******************************************************************************/
162
163static u8
164acpi_ev_has_default_handler(struct acpi_namespace_node *node,
165 acpi_adr_space_type space_id)
166{
167 union acpi_operand_object *obj_desc;
168 union acpi_operand_object *handler_obj;
169
170 /* Must have an existing internal object */
171
172 obj_desc = acpi_ns_get_attached_object(node);
173 if (obj_desc) {
174 handler_obj = obj_desc->device.handler;
175
176 /* Walk the linked list of handlers for this object */
177
178 while (handler_obj) {
179 if (handler_obj->address_space.space_id == space_id) {
180 if (handler_obj->address_space.handler_flags &
181 ACPI_ADDR_HANDLER_DEFAULT_INSTALLED) {
182 return (TRUE);
183 }
184 }
185
186 handler_obj = handler_obj->address_space.next;
187 }
188 }
189
190 return (FALSE);
191}
192
193/******************************************************************************* 63/*******************************************************************************
194 * 64 *
195 * FUNCTION: acpi_ev_initialize_op_regions 65 * FUNCTION: acpi_ev_initialize_op_regions
@@ -241,91 +111,6 @@ acpi_status acpi_ev_initialize_op_regions(void)
241 111
242/******************************************************************************* 112/*******************************************************************************
243 * 113 *
244 * FUNCTION: acpi_ev_execute_reg_method
245 *
246 * PARAMETERS: region_obj - Region object
247 * function - Passed to _REG: On (1) or Off (0)
248 *
249 * RETURN: Status
250 *
251 * DESCRIPTION: Execute _REG method for a region
252 *
253 ******************************************************************************/
254
255acpi_status
256acpi_ev_execute_reg_method(union acpi_operand_object *region_obj, u32 function)
257{
258 struct acpi_evaluate_info *info;
259 union acpi_operand_object *args[3];
260 union acpi_operand_object *region_obj2;
261 acpi_status status;
262
263 ACPI_FUNCTION_TRACE(ev_execute_reg_method);
264
265 region_obj2 = acpi_ns_get_secondary_object(region_obj);
266 if (!region_obj2) {
267 return_ACPI_STATUS(AE_NOT_EXIST);
268 }
269
270 if (region_obj2->extra.method_REG == NULL) {
271 return_ACPI_STATUS(AE_OK);
272 }
273
274 /* Allocate and initialize the evaluation information block */
275
276 info = ACPI_ALLOCATE_ZEROED(sizeof(struct acpi_evaluate_info));
277 if (!info) {
278 return_ACPI_STATUS(AE_NO_MEMORY);
279 }
280
281 info->prefix_node = region_obj2->extra.method_REG;
282 info->pathname = NULL;
283 info->parameters = args;
284 info->flags = ACPI_IGNORE_RETURN_VALUE;
285
286 /*
287 * The _REG method has two arguments:
288 *
289 * arg0 - Integer:
290 * Operation region space ID Same value as region_obj->Region.space_id
291 *
292 * arg1 - Integer:
293 * connection status 1 for connecting the handler, 0 for disconnecting
294 * the handler (Passed as a parameter)
295 */
296 args[0] =
297 acpi_ut_create_integer_object((u64) region_obj->region.space_id);
298 if (!args[0]) {
299 status = AE_NO_MEMORY;
300 goto cleanup1;
301 }
302
303 args[1] = acpi_ut_create_integer_object((u64) function);
304 if (!args[1]) {
305 status = AE_NO_MEMORY;
306 goto cleanup2;
307 }
308
309 args[2] = NULL; /* Terminate list */
310
311 /* Execute the method, no return value */
312
313 ACPI_DEBUG_EXEC(acpi_ut_display_init_pathname
314 (ACPI_TYPE_METHOD, info->prefix_node, NULL));
315
316 status = acpi_ns_evaluate(info);
317 acpi_ut_remove_reference(args[1]);
318
319 cleanup2:
320 acpi_ut_remove_reference(args[0]);
321
322 cleanup1:
323 ACPI_FREE(info);
324 return_ACPI_STATUS(status);
325}
326
327/*******************************************************************************
328 *
329 * FUNCTION: acpi_ev_address_space_dispatch 114 * FUNCTION: acpi_ev_address_space_dispatch
330 * 115 *
331 * PARAMETERS: region_obj - Internal region object 116 * PARAMETERS: region_obj - Internal region object
@@ -709,351 +494,86 @@ acpi_ev_attach_region(union acpi_operand_object *handler_obj,
709 494
710/******************************************************************************* 495/*******************************************************************************
711 * 496 *
712 * FUNCTION: acpi_ev_install_handler 497 * FUNCTION: acpi_ev_execute_reg_method
713 *
714 * PARAMETERS: walk_namespace callback
715 *
716 * DESCRIPTION: This routine installs an address handler into objects that are
717 * of type Region or Device.
718 *
719 * If the Object is a Device, and the device has a handler of
720 * the same type then the search is terminated in that branch.
721 *
722 * This is because the existing handler is closer in proximity
723 * to any more regions than the one we are trying to install.
724 *
725 ******************************************************************************/
726
727static acpi_status
728acpi_ev_install_handler(acpi_handle obj_handle,
729 u32 level, void *context, void **return_value)
730{
731 union acpi_operand_object *handler_obj;
732 union acpi_operand_object *next_handler_obj;
733 union acpi_operand_object *obj_desc;
734 struct acpi_namespace_node *node;
735 acpi_status status;
736
737 ACPI_FUNCTION_NAME(ev_install_handler);
738
739 handler_obj = (union acpi_operand_object *)context;
740
741 /* Parameter validation */
742
743 if (!handler_obj) {
744 return (AE_OK);
745 }
746
747 /* Convert and validate the device handle */
748
749 node = acpi_ns_validate_handle(obj_handle);
750 if (!node) {
751 return (AE_BAD_PARAMETER);
752 }
753
754 /*
755 * We only care about regions and objects that are allowed to have
756 * address space handlers
757 */
758 if ((node->type != ACPI_TYPE_DEVICE) &&
759 (node->type != ACPI_TYPE_REGION) && (node != acpi_gbl_root_node)) {
760 return (AE_OK);
761 }
762
763 /* Check for an existing internal object */
764
765 obj_desc = acpi_ns_get_attached_object(node);
766 if (!obj_desc) {
767
768 /* No object, just exit */
769
770 return (AE_OK);
771 }
772
773 /* Devices are handled different than regions */
774
775 if (obj_desc->common.type == ACPI_TYPE_DEVICE) {
776
777 /* Check if this Device already has a handler for this address space */
778
779 next_handler_obj = obj_desc->device.handler;
780 while (next_handler_obj) {
781
782 /* Found a handler, is it for the same address space? */
783
784 if (next_handler_obj->address_space.space_id ==
785 handler_obj->address_space.space_id) {
786 ACPI_DEBUG_PRINT((ACPI_DB_OPREGION,
787 "Found handler for region [%s] in device %p(%p) "
788 "handler %p\n",
789 acpi_ut_get_region_name
790 (handler_obj->address_space.
791 space_id), obj_desc,
792 next_handler_obj,
793 handler_obj));
794
795 /*
796 * Since the object we found it on was a device, then it
797 * means that someone has already installed a handler for
798 * the branch of the namespace from this device on. Just
799 * bail out telling the walk routine to not traverse this
800 * branch. This preserves the scoping rule for handlers.
801 */
802 return (AE_CTRL_DEPTH);
803 }
804
805 /* Walk the linked list of handlers attached to this device */
806
807 next_handler_obj = next_handler_obj->address_space.next;
808 }
809
810 /*
811 * As long as the device didn't have a handler for this space we
812 * don't care about it. We just ignore it and proceed.
813 */
814 return (AE_OK);
815 }
816
817 /* Object is a Region */
818
819 if (obj_desc->region.space_id != handler_obj->address_space.space_id) {
820
821 /* This region is for a different address space, just ignore it */
822
823 return (AE_OK);
824 }
825
826 /*
827 * Now we have a region and it is for the handler's address space type.
828 *
829 * First disconnect region for any previous handler (if any)
830 */
831 acpi_ev_detach_region(obj_desc, FALSE);
832
833 /* Connect the region to the new handler */
834
835 status = acpi_ev_attach_region(handler_obj, obj_desc, FALSE);
836 return (status);
837}
838
839/*******************************************************************************
840 *
841 * FUNCTION: acpi_ev_install_space_handler
842 * 498 *
843 * PARAMETERS: node - Namespace node for the device 499 * PARAMETERS: region_obj - Region object
844 * space_id - The address space ID 500 * function - Passed to _REG: On (1) or Off (0)
845 * handler - Address of the handler
846 * setup - Address of the setup function
847 * context - Value passed to the handler on each access
848 * 501 *
849 * RETURN: Status 502 * RETURN: Status
850 * 503 *
851 * DESCRIPTION: Install a handler for all op_regions of a given space_id. 504 * DESCRIPTION: Execute _REG method for a region
852 * Assumes namespace is locked
853 * 505 *
854 ******************************************************************************/ 506 ******************************************************************************/
855 507
856acpi_status 508acpi_status
857acpi_ev_install_space_handler(struct acpi_namespace_node * node, 509acpi_ev_execute_reg_method(union acpi_operand_object *region_obj, u32 function)
858 acpi_adr_space_type space_id,
859 acpi_adr_space_handler handler,
860 acpi_adr_space_setup setup, void *context)
861{ 510{
862 union acpi_operand_object *obj_desc; 511 struct acpi_evaluate_info *info;
863 union acpi_operand_object *handler_obj; 512 union acpi_operand_object *args[3];
513 union acpi_operand_object *region_obj2;
864 acpi_status status; 514 acpi_status status;
865 acpi_object_type type;
866 u8 flags = 0;
867 515
868 ACPI_FUNCTION_TRACE(ev_install_space_handler); 516 ACPI_FUNCTION_TRACE(ev_execute_reg_method);
869
870 /*
871 * This registration is valid for only the types below and the root. This
872 * is where the default handlers get placed.
873 */
874 if ((node->type != ACPI_TYPE_DEVICE) &&
875 (node->type != ACPI_TYPE_PROCESSOR) &&
876 (node->type != ACPI_TYPE_THERMAL) && (node != acpi_gbl_root_node)) {
877 status = AE_BAD_PARAMETER;
878 goto unlock_and_exit;
879 }
880 517
881 if (handler == ACPI_DEFAULT_HANDLER) { 518 region_obj2 = acpi_ns_get_secondary_object(region_obj);
882 flags = ACPI_ADDR_HANDLER_DEFAULT_INSTALLED; 519 if (!region_obj2) {
883 520 return_ACPI_STATUS(AE_NOT_EXIST);
884 switch (space_id) {
885 case ACPI_ADR_SPACE_SYSTEM_MEMORY:
886 handler = acpi_ex_system_memory_space_handler;
887 setup = acpi_ev_system_memory_region_setup;
888 break;
889
890 case ACPI_ADR_SPACE_SYSTEM_IO:
891 handler = acpi_ex_system_io_space_handler;
892 setup = acpi_ev_io_space_region_setup;
893 break;
894
895 case ACPI_ADR_SPACE_PCI_CONFIG:
896 handler = acpi_ex_pci_config_space_handler;
897 setup = acpi_ev_pci_config_region_setup;
898 break;
899
900 case ACPI_ADR_SPACE_CMOS:
901 handler = acpi_ex_cmos_space_handler;
902 setup = acpi_ev_cmos_region_setup;
903 break;
904
905 case ACPI_ADR_SPACE_PCI_BAR_TARGET:
906 handler = acpi_ex_pci_bar_space_handler;
907 setup = acpi_ev_pci_bar_region_setup;
908 break;
909
910 case ACPI_ADR_SPACE_DATA_TABLE:
911 handler = acpi_ex_data_table_space_handler;
912 setup = NULL;
913 break;
914
915 default:
916 status = AE_BAD_PARAMETER;
917 goto unlock_and_exit;
918 }
919 } 521 }
920 522
921 /* If the caller hasn't specified a setup routine, use the default */ 523 if (region_obj2->extra.method_REG == NULL) {
922 524 return_ACPI_STATUS(AE_OK);
923 if (!setup) {
924 setup = acpi_ev_default_region_setup;
925 } 525 }
926 526
927 /* Check for an existing internal object */ 527 /* Allocate and initialize the evaluation information block */
928
929 obj_desc = acpi_ns_get_attached_object(node);
930 if (obj_desc) {
931 /*
932 * The attached device object already exists. Make sure the handler
933 * is not already installed.
934 */
935 handler_obj = obj_desc->device.handler;
936
937 /* Walk the handler list for this device */
938
939 while (handler_obj) {
940
941 /* Same space_id indicates a handler already installed */
942
943 if (handler_obj->address_space.space_id == space_id) {
944 if (handler_obj->address_space.handler ==
945 handler) {
946 /*
947 * It is (relatively) OK to attempt to install the SAME
948 * handler twice. This can easily happen with the
949 * PCI_Config space.
950 */
951 status = AE_SAME_HANDLER;
952 goto unlock_and_exit;
953 } else {
954 /* A handler is already installed */
955
956 status = AE_ALREADY_EXISTS;
957 }
958 goto unlock_and_exit;
959 }
960
961 /* Walk the linked list of handlers */
962
963 handler_obj = handler_obj->address_space.next;
964 }
965 } else {
966 ACPI_DEBUG_PRINT((ACPI_DB_OPREGION,
967 "Creating object on Device %p while installing handler\n",
968 node));
969
970 /* obj_desc does not exist, create one */
971
972 if (node->type == ACPI_TYPE_ANY) {
973 type = ACPI_TYPE_DEVICE;
974 } else {
975 type = node->type;
976 }
977
978 obj_desc = acpi_ut_create_internal_object(type);
979 if (!obj_desc) {
980 status = AE_NO_MEMORY;
981 goto unlock_and_exit;
982 }
983
984 /* Init new descriptor */
985
986 obj_desc->common.type = (u8) type;
987
988 /* Attach the new object to the Node */
989
990 status = acpi_ns_attach_object(node, obj_desc, type);
991
992 /* Remove local reference to the object */
993
994 acpi_ut_remove_reference(obj_desc);
995 528
996 if (ACPI_FAILURE(status)) { 529 info = ACPI_ALLOCATE_ZEROED(sizeof(struct acpi_evaluate_info));
997 goto unlock_and_exit; 530 if (!info) {
998 } 531 return_ACPI_STATUS(AE_NO_MEMORY);
999 } 532 }
1000 533
1001 ACPI_DEBUG_PRINT((ACPI_DB_OPREGION, 534 info->prefix_node = region_obj2->extra.method_REG;
1002 "Installing address handler for region %s(%X) on Device %4.4s %p(%p)\n", 535 info->pathname = NULL;
1003 acpi_ut_get_region_name(space_id), space_id, 536 info->parameters = args;
1004 acpi_ut_get_node_name(node), node, obj_desc)); 537 info->flags = ACPI_IGNORE_RETURN_VALUE;
1005 538
1006 /* 539 /*
1007 * Install the handler 540 * The _REG method has two arguments:
541 *
542 * arg0 - Integer:
543 * Operation region space ID Same value as region_obj->Region.space_id
1008 * 544 *
1009 * At this point there is no existing handler. Just allocate the object 545 * arg1 - Integer:
1010 * for the handler and link it into the list. 546 * connection status 1 for connecting the handler, 0 for disconnecting
547 * the handler (Passed as a parameter)
1011 */ 548 */
1012 handler_obj = 549 args[0] =
1013 acpi_ut_create_internal_object(ACPI_TYPE_LOCAL_ADDRESS_HANDLER); 550 acpi_ut_create_integer_object((u64)region_obj->region.space_id);
1014 if (!handler_obj) { 551 if (!args[0]) {
1015 status = AE_NO_MEMORY; 552 status = AE_NO_MEMORY;
1016 goto unlock_and_exit; 553 goto cleanup1;
1017 } 554 }
1018 555
1019 /* Init handler obj */ 556 args[1] = acpi_ut_create_integer_object((u64)function);
557 if (!args[1]) {
558 status = AE_NO_MEMORY;
559 goto cleanup2;
560 }
1020 561
1021 handler_obj->address_space.space_id = (u8) space_id; 562 args[2] = NULL; /* Terminate list */
1022 handler_obj->address_space.handler_flags = flags;
1023 handler_obj->address_space.region_list = NULL;
1024 handler_obj->address_space.node = node;
1025 handler_obj->address_space.handler = handler;
1026 handler_obj->address_space.context = context;
1027 handler_obj->address_space.setup = setup;
1028 563
1029 /* Install at head of Device.address_space list */ 564 /* Execute the method, no return value */
1030 565
1031 handler_obj->address_space.next = obj_desc->device.handler; 566 ACPI_DEBUG_EXEC(acpi_ut_display_init_pathname
567 (ACPI_TYPE_METHOD, info->prefix_node, NULL));
1032 568
1033 /* 569 status = acpi_ns_evaluate(info);
1034 * The Device object is the first reference on the handler_obj. 570 acpi_ut_remove_reference(args[1]);
1035 * Each region that uses the handler adds a reference.
1036 */
1037 obj_desc->device.handler = handler_obj;
1038 571
1039 /* 572 cleanup2:
1040 * Walk the namespace finding all of the regions this 573 acpi_ut_remove_reference(args[0]);
1041 * handler will manage.
1042 *
1043 * Start at the device and search the branch toward
1044 * the leaf nodes until either the leaf is encountered or
1045 * a device is detected that has an address handler of the
1046 * same type.
1047 *
1048 * In either case, back up and search down the remainder
1049 * of the branch
1050 */
1051 status = acpi_ns_walk_namespace(ACPI_TYPE_ANY, node, ACPI_UINT32_MAX,
1052 ACPI_NS_WALK_UNLOCK,
1053 acpi_ev_install_handler, NULL,
1054 handler_obj, NULL);
1055 574
1056 unlock_and_exit: 575 cleanup1:
576 ACPI_FREE(info);
1057 return_ACPI_STATUS(status); 577 return_ACPI_STATUS(status);
1058} 578}
1059 579
diff --git a/drivers/acpi/acpica/nspredef.c b/drivers/acpi/acpica/nspredef.c
index 1f0e93401436..909520923fbe 100644
--- a/drivers/acpi/acpica/nspredef.c
+++ b/drivers/acpi/acpica/nspredef.c
@@ -73,27 +73,6 @@ ACPI_MODULE_NAME("nspredef")
73 ******************************************************************************/ 73 ******************************************************************************/
74/* Local prototypes */ 74/* Local prototypes */
75static acpi_status 75static acpi_status
76acpi_ns_check_package(struct acpi_predefined_data *data,
77 union acpi_operand_object **return_object_ptr);
78
79static acpi_status
80acpi_ns_check_package_list(struct acpi_predefined_data *data,
81 const union acpi_predefined_info *package,
82 union acpi_operand_object **elements, u32 count);
83
84static acpi_status
85acpi_ns_check_package_elements(struct acpi_predefined_data *data,
86 union acpi_operand_object **elements,
87 u8 type1,
88 u32 count1,
89 u8 type2, u32 count2, u32 start_index);
90
91static acpi_status
92acpi_ns_check_object_type(struct acpi_predefined_data *data,
93 union acpi_operand_object **return_object_ptr,
94 u32 expected_btypes, u32 package_index);
95
96static acpi_status
97acpi_ns_check_reference(struct acpi_predefined_data *data, 76acpi_ns_check_reference(struct acpi_predefined_data *data,
98 union acpi_operand_object *return_object); 77 union acpi_operand_object *return_object);
99 78
@@ -407,564 +386,6 @@ const union acpi_predefined_info *acpi_ns_check_for_predefined_name(struct
407 386
408/******************************************************************************* 387/*******************************************************************************
409 * 388 *
410 * FUNCTION: acpi_ns_check_package
411 *
412 * PARAMETERS: data - Pointer to validation data structure
413 * return_object_ptr - Pointer to the object returned from the
414 * evaluation of a method or object
415 *
416 * RETURN: Status
417 *
418 * DESCRIPTION: Check a returned package object for the correct count and
419 * correct type of all sub-objects.
420 *
421 ******************************************************************************/
422
423static acpi_status
424acpi_ns_check_package(struct acpi_predefined_data *data,
425 union acpi_operand_object **return_object_ptr)
426{
427 union acpi_operand_object *return_object = *return_object_ptr;
428 const union acpi_predefined_info *package;
429 union acpi_operand_object **elements;
430 acpi_status status = AE_OK;
431 u32 expected_count;
432 u32 count;
433 u32 i;
434
435 ACPI_FUNCTION_NAME(ns_check_package);
436
437 /* The package info for this name is in the next table entry */
438
439 package = data->predefined + 1;
440
441 ACPI_DEBUG_PRINT((ACPI_DB_NAMES,
442 "%s Validating return Package of Type %X, Count %X\n",
443 data->pathname, package->ret_info.type,
444 return_object->package.count));
445
446 /*
447 * For variable-length Packages, we can safely remove all embedded
448 * and trailing NULL package elements
449 */
450 acpi_ns_remove_null_elements(data, package->ret_info.type,
451 return_object);
452
453 /* Extract package count and elements array */
454
455 elements = return_object->package.elements;
456 count = return_object->package.count;
457
458 /* The package must have at least one element, else invalid */
459
460 if (!count) {
461 ACPI_WARN_PREDEFINED((AE_INFO, data->pathname, data->node_flags,
462 "Return Package has no elements (empty)"));
463
464 return (AE_AML_OPERAND_VALUE);
465 }
466
467 /*
468 * Decode the type of the expected package contents
469 *
470 * PTYPE1 packages contain no subpackages
471 * PTYPE2 packages contain sub-packages
472 */
473 switch (package->ret_info.type) {
474 case ACPI_PTYPE1_FIXED:
475
476 /*
477 * The package count is fixed and there are no sub-packages
478 *
479 * If package is too small, exit.
480 * If package is larger than expected, issue warning but continue
481 */
482 expected_count =
483 package->ret_info.count1 + package->ret_info.count2;
484 if (count < expected_count) {
485 goto package_too_small;
486 } else if (count > expected_count) {
487 ACPI_DEBUG_PRINT((ACPI_DB_REPAIR,
488 "%s: Return Package is larger than needed - "
489 "found %u, expected %u\n",
490 data->pathname, count,
491 expected_count));
492 }
493
494 /* Validate all elements of the returned package */
495
496 status = acpi_ns_check_package_elements(data, elements,
497 package->ret_info.
498 object_type1,
499 package->ret_info.
500 count1,
501 package->ret_info.
502 object_type2,
503 package->ret_info.
504 count2, 0);
505 break;
506
507 case ACPI_PTYPE1_VAR:
508
509 /*
510 * The package count is variable, there are no sub-packages, and all
511 * elements must be of the same type
512 */
513 for (i = 0; i < count; i++) {
514 status = acpi_ns_check_object_type(data, elements,
515 package->ret_info.
516 object_type1, i);
517 if (ACPI_FAILURE(status)) {
518 return (status);
519 }
520 elements++;
521 }
522 break;
523
524 case ACPI_PTYPE1_OPTION:
525
526 /*
527 * The package count is variable, there are no sub-packages. There are
528 * a fixed number of required elements, and a variable number of
529 * optional elements.
530 *
531 * Check if package is at least as large as the minimum required
532 */
533 expected_count = package->ret_info3.count;
534 if (count < expected_count) {
535 goto package_too_small;
536 }
537
538 /* Variable number of sub-objects */
539
540 for (i = 0; i < count; i++) {
541 if (i < package->ret_info3.count) {
542
543 /* These are the required package elements (0, 1, or 2) */
544
545 status =
546 acpi_ns_check_object_type(data, elements,
547 package->
548 ret_info3.
549 object_type[i],
550 i);
551 if (ACPI_FAILURE(status)) {
552 return (status);
553 }
554 } else {
555 /* These are the optional package elements */
556
557 status =
558 acpi_ns_check_object_type(data, elements,
559 package->
560 ret_info3.
561 tail_object_type,
562 i);
563 if (ACPI_FAILURE(status)) {
564 return (status);
565 }
566 }
567 elements++;
568 }
569 break;
570
571 case ACPI_PTYPE2_REV_FIXED:
572
573 /* First element is the (Integer) revision */
574
575 status = acpi_ns_check_object_type(data, elements,
576 ACPI_RTYPE_INTEGER, 0);
577 if (ACPI_FAILURE(status)) {
578 return (status);
579 }
580
581 elements++;
582 count--;
583
584 /* Examine the sub-packages */
585
586 status =
587 acpi_ns_check_package_list(data, package, elements, count);
588 break;
589
590 case ACPI_PTYPE2_PKG_COUNT:
591
592 /* First element is the (Integer) count of sub-packages to follow */
593
594 status = acpi_ns_check_object_type(data, elements,
595 ACPI_RTYPE_INTEGER, 0);
596 if (ACPI_FAILURE(status)) {
597 return (status);
598 }
599
600 /*
601 * Count cannot be larger than the parent package length, but allow it
602 * to be smaller. The >= accounts for the Integer above.
603 */
604 expected_count = (u32) (*elements)->integer.value;
605 if (expected_count >= count) {
606 goto package_too_small;
607 }
608
609 count = expected_count;
610 elements++;
611
612 /* Examine the sub-packages */
613
614 status =
615 acpi_ns_check_package_list(data, package, elements, count);
616 break;
617
618 case ACPI_PTYPE2:
619 case ACPI_PTYPE2_FIXED:
620 case ACPI_PTYPE2_MIN:
621 case ACPI_PTYPE2_COUNT:
622 case ACPI_PTYPE2_FIX_VAR:
623
624 /*
625 * These types all return a single Package that consists of a
626 * variable number of sub-Packages.
627 *
628 * First, ensure that the first element is a sub-Package. If not,
629 * the BIOS may have incorrectly returned the object as a single
630 * package instead of a Package of Packages (a common error if
631 * there is only one entry). We may be able to repair this by
632 * wrapping the returned Package with a new outer Package.
633 */
634 if (*elements
635 && ((*elements)->common.type != ACPI_TYPE_PACKAGE)) {
636
637 /* Create the new outer package and populate it */
638
639 status =
640 acpi_ns_wrap_with_package(data, return_object,
641 return_object_ptr);
642 if (ACPI_FAILURE(status)) {
643 return (status);
644 }
645
646 /* Update locals to point to the new package (of 1 element) */
647
648 return_object = *return_object_ptr;
649 elements = return_object->package.elements;
650 count = 1;
651 }
652
653 /* Examine the sub-packages */
654
655 status =
656 acpi_ns_check_package_list(data, package, elements, count);
657 break;
658
659 default:
660
661 /* Should not get here if predefined info table is correct */
662
663 ACPI_WARN_PREDEFINED((AE_INFO, data->pathname, data->node_flags,
664 "Invalid internal return type in table entry: %X",
665 package->ret_info.type));
666
667 return (AE_AML_INTERNAL);
668 }
669
670 return (status);
671
672package_too_small:
673
674 /* Error exit for the case with an incorrect package count */
675
676 ACPI_WARN_PREDEFINED((AE_INFO, data->pathname, data->node_flags,
677 "Return Package is too small - found %u elements, expected %u",
678 count, expected_count));
679
680 return (AE_AML_OPERAND_VALUE);
681}
682
683/*******************************************************************************
684 *
685 * FUNCTION: acpi_ns_check_package_list
686 *
687 * PARAMETERS: data - Pointer to validation data structure
688 * package - Pointer to package-specific info for method
689 * elements - Element list of parent package. All elements
690 * of this list should be of type Package.
691 * count - Count of subpackages
692 *
693 * RETURN: Status
694 *
695 * DESCRIPTION: Examine a list of subpackages
696 *
697 ******************************************************************************/
698
699static acpi_status
700acpi_ns_check_package_list(struct acpi_predefined_data *data,
701 const union acpi_predefined_info *package,
702 union acpi_operand_object **elements, u32 count)
703{
704 union acpi_operand_object *sub_package;
705 union acpi_operand_object **sub_elements;
706 acpi_status status;
707 u32 expected_count;
708 u32 i;
709 u32 j;
710
711 /*
712 * Validate each sub-Package in the parent Package
713 *
714 * NOTE: assumes list of sub-packages contains no NULL elements.
715 * Any NULL elements should have been removed by earlier call
716 * to acpi_ns_remove_null_elements.
717 */
718 for (i = 0; i < count; i++) {
719 sub_package = *elements;
720 sub_elements = sub_package->package.elements;
721 data->parent_package = sub_package;
722
723 /* Each sub-object must be of type Package */
724
725 status = acpi_ns_check_object_type(data, &sub_package,
726 ACPI_RTYPE_PACKAGE, i);
727 if (ACPI_FAILURE(status)) {
728 return (status);
729 }
730
731 /* Examine the different types of expected sub-packages */
732
733 data->parent_package = sub_package;
734 switch (package->ret_info.type) {
735 case ACPI_PTYPE2:
736 case ACPI_PTYPE2_PKG_COUNT:
737 case ACPI_PTYPE2_REV_FIXED:
738
739 /* Each subpackage has a fixed number of elements */
740
741 expected_count =
742 package->ret_info.count1 + package->ret_info.count2;
743 if (sub_package->package.count < expected_count) {
744 goto package_too_small;
745 }
746
747 status =
748 acpi_ns_check_package_elements(data, sub_elements,
749 package->ret_info.
750 object_type1,
751 package->ret_info.
752 count1,
753 package->ret_info.
754 object_type2,
755 package->ret_info.
756 count2, 0);
757 if (ACPI_FAILURE(status)) {
758 return (status);
759 }
760 break;
761
762 case ACPI_PTYPE2_FIX_VAR:
763 /*
764 * Each subpackage has a fixed number of elements and an
765 * optional element
766 */
767 expected_count =
768 package->ret_info.count1 + package->ret_info.count2;
769 if (sub_package->package.count < expected_count) {
770 goto package_too_small;
771 }
772
773 status =
774 acpi_ns_check_package_elements(data, sub_elements,
775 package->ret_info.
776 object_type1,
777 package->ret_info.
778 count1,
779 package->ret_info.
780 object_type2,
781 sub_package->package.
782 count -
783 package->ret_info.
784 count1, 0);
785 if (ACPI_FAILURE(status)) {
786 return (status);
787 }
788 break;
789
790 case ACPI_PTYPE2_FIXED:
791
792 /* Each sub-package has a fixed length */
793
794 expected_count = package->ret_info2.count;
795 if (sub_package->package.count < expected_count) {
796 goto package_too_small;
797 }
798
799 /* Check the type of each sub-package element */
800
801 for (j = 0; j < expected_count; j++) {
802 status =
803 acpi_ns_check_object_type(data,
804 &sub_elements[j],
805 package->
806 ret_info2.
807 object_type[j],
808 j);
809 if (ACPI_FAILURE(status)) {
810 return (status);
811 }
812 }
813 break;
814
815 case ACPI_PTYPE2_MIN:
816
817 /* Each sub-package has a variable but minimum length */
818
819 expected_count = package->ret_info.count1;
820 if (sub_package->package.count < expected_count) {
821 goto package_too_small;
822 }
823
824 /* Check the type of each sub-package element */
825
826 status =
827 acpi_ns_check_package_elements(data, sub_elements,
828 package->ret_info.
829 object_type1,
830 sub_package->package.
831 count, 0, 0, 0);
832 if (ACPI_FAILURE(status)) {
833 return (status);
834 }
835 break;
836
837 case ACPI_PTYPE2_COUNT:
838
839 /*
840 * First element is the (Integer) count of elements, including
841 * the count field (the ACPI name is num_elements)
842 */
843 status = acpi_ns_check_object_type(data, sub_elements,
844 ACPI_RTYPE_INTEGER,
845 0);
846 if (ACPI_FAILURE(status)) {
847 return (status);
848 }
849
850 /*
851 * Make sure package is large enough for the Count and is
852 * is as large as the minimum size
853 */
854 expected_count = (u32)(*sub_elements)->integer.value;
855 if (sub_package->package.count < expected_count) {
856 goto package_too_small;
857 }
858 if (sub_package->package.count <
859 package->ret_info.count1) {
860 expected_count = package->ret_info.count1;
861 goto package_too_small;
862 }
863 if (expected_count == 0) {
864 /*
865 * Either the num_entries element was originally zero or it was
866 * a NULL element and repaired to an Integer of value zero.
867 * In either case, repair it by setting num_entries to be the
868 * actual size of the subpackage.
869 */
870 expected_count = sub_package->package.count;
871 (*sub_elements)->integer.value = expected_count;
872 }
873
874 /* Check the type of each sub-package element */
875
876 status =
877 acpi_ns_check_package_elements(data,
878 (sub_elements + 1),
879 package->ret_info.
880 object_type1,
881 (expected_count - 1),
882 0, 0, 1);
883 if (ACPI_FAILURE(status)) {
884 return (status);
885 }
886 break;
887
888 default: /* Should not get here, type was validated by caller */
889
890 return (AE_AML_INTERNAL);
891 }
892
893 elements++;
894 }
895
896 return (AE_OK);
897
898package_too_small:
899
900 /* The sub-package count was smaller than required */
901
902 ACPI_WARN_PREDEFINED((AE_INFO, data->pathname, data->node_flags,
903 "Return Sub-Package[%u] is too small - found %u elements, expected %u",
904 i, sub_package->package.count, expected_count));
905
906 return (AE_AML_OPERAND_VALUE);
907}
908
909/*******************************************************************************
910 *
911 * FUNCTION: acpi_ns_check_package_elements
912 *
913 * PARAMETERS: data - Pointer to validation data structure
914 * elements - Pointer to the package elements array
915 * type1 - Object type for first group
916 * count1 - Count for first group
917 * type2 - Object type for second group
918 * count2 - Count for second group
919 * start_index - Start of the first group of elements
920 *
921 * RETURN: Status
922 *
923 * DESCRIPTION: Check that all elements of a package are of the correct object
924 * type. Supports up to two groups of different object types.
925 *
926 ******************************************************************************/
927
928static acpi_status
929acpi_ns_check_package_elements(struct acpi_predefined_data *data,
930 union acpi_operand_object **elements,
931 u8 type1,
932 u32 count1,
933 u8 type2, u32 count2, u32 start_index)
934{
935 union acpi_operand_object **this_element = elements;
936 acpi_status status;
937 u32 i;
938
939 /*
940 * Up to two groups of package elements are supported by the data
941 * structure. All elements in each group must be of the same type.
942 * The second group can have a count of zero.
943 */
944 for (i = 0; i < count1; i++) {
945 status = acpi_ns_check_object_type(data, this_element,
946 type1, i + start_index);
947 if (ACPI_FAILURE(status)) {
948 return (status);
949 }
950 this_element++;
951 }
952
953 for (i = 0; i < count2; i++) {
954 status = acpi_ns_check_object_type(data, this_element,
955 type2,
956 (i + count1 + start_index));
957 if (ACPI_FAILURE(status)) {
958 return (status);
959 }
960 this_element++;
961 }
962
963 return (AE_OK);
964}
965
966/*******************************************************************************
967 *
968 * FUNCTION: acpi_ns_check_object_type 389 * FUNCTION: acpi_ns_check_object_type
969 * 390 *
970 * PARAMETERS: data - Pointer to validation data structure 391 * PARAMETERS: data - Pointer to validation data structure
@@ -982,7 +403,7 @@ acpi_ns_check_package_elements(struct acpi_predefined_data *data,
982 * 403 *
983 ******************************************************************************/ 404 ******************************************************************************/
984 405
985static acpi_status 406acpi_status
986acpi_ns_check_object_type(struct acpi_predefined_data *data, 407acpi_ns_check_object_type(struct acpi_predefined_data *data,
987 union acpi_operand_object **return_object_ptr, 408 union acpi_operand_object **return_object_ptr,
988 u32 expected_btypes, u32 package_index) 409 u32 expected_btypes, u32 package_index)
diff --git a/drivers/acpi/acpica/nsprepkg.c b/drivers/acpi/acpica/nsprepkg.c
new file mode 100644
index 000000000000..c27be70f69bf
--- /dev/null
+++ b/drivers/acpi/acpica/nsprepkg.c
@@ -0,0 +1,621 @@
1/******************************************************************************
2 *
3 * Module Name: nsprepkg - Validation of package objects for predefined names
4 *
5 *****************************************************************************/
6
7/*
8 * Copyright (C) 2000 - 2012, Intel Corp.
9 * All rights reserved.
10 *
11 * Redistribution and use in source and binary forms, with or without
12 * modification, are permitted provided that the following conditions
13 * are met:
14 * 1. Redistributions of source code must retain the above copyright
15 * notice, this list of conditions, and the following disclaimer,
16 * without modification.
17 * 2. Redistributions in binary form must reproduce at minimum a disclaimer
18 * substantially similar to the "NO WARRANTY" disclaimer below
19 * ("Disclaimer") and any redistribution must be conditioned upon
20 * including a substantially similar Disclaimer requirement for further
21 * binary redistribution.
22 * 3. Neither the names of the above-listed copyright holders nor the names
23 * of any contributors may be used to endorse or promote products derived
24 * from this software without specific prior written permission.
25 *
26 * Alternatively, this software may be distributed under the terms of the
27 * GNU General Public License ("GPL") version 2 as published by the Free
28 * Software Foundation.
29 *
30 * NO WARRANTY
31 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
32 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
33 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
34 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
35 * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
36 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
37 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
38 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
39 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
40 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
41 * POSSIBILITY OF SUCH DAMAGES.
42 */
43
44#include <acpi/acpi.h>
45#include "accommon.h"
46#include "acnamesp.h"
47#include "acpredef.h"
48
49#define _COMPONENT ACPI_NAMESPACE
50ACPI_MODULE_NAME("nsprepkg")
51
52/* Local prototypes */
53static acpi_status
54acpi_ns_check_package_list(struct acpi_predefined_data *data,
55 const union acpi_predefined_info *package,
56 union acpi_operand_object **elements, u32 count);
57
58static acpi_status
59acpi_ns_check_package_elements(struct acpi_predefined_data *data,
60 union acpi_operand_object **elements,
61 u8 type1,
62 u32 count1,
63 u8 type2, u32 count2, u32 start_index);
64
65/*******************************************************************************
66 *
67 * FUNCTION: acpi_ns_check_package
68 *
69 * PARAMETERS: data - Pointer to validation data structure
70 * return_object_ptr - Pointer to the object returned from the
71 * evaluation of a method or object
72 *
73 * RETURN: Status
74 *
75 * DESCRIPTION: Check a returned package object for the correct count and
76 * correct type of all sub-objects.
77 *
78 ******************************************************************************/
79
80acpi_status
81acpi_ns_check_package(struct acpi_predefined_data *data,
82 union acpi_operand_object **return_object_ptr)
83{
84 union acpi_operand_object *return_object = *return_object_ptr;
85 const union acpi_predefined_info *package;
86 union acpi_operand_object **elements;
87 acpi_status status = AE_OK;
88 u32 expected_count;
89 u32 count;
90 u32 i;
91
92 ACPI_FUNCTION_NAME(ns_check_package);
93
94 /* The package info for this name is in the next table entry */
95
96 package = data->predefined + 1;
97
98 ACPI_DEBUG_PRINT((ACPI_DB_NAMES,
99 "%s Validating return Package of Type %X, Count %X\n",
100 data->pathname, package->ret_info.type,
101 return_object->package.count));
102
103 /*
104 * For variable-length Packages, we can safely remove all embedded
105 * and trailing NULL package elements
106 */
107 acpi_ns_remove_null_elements(data, package->ret_info.type,
108 return_object);
109
110 /* Extract package count and elements array */
111
112 elements = return_object->package.elements;
113 count = return_object->package.count;
114
115 /* The package must have at least one element, else invalid */
116
117 if (!count) {
118 ACPI_WARN_PREDEFINED((AE_INFO, data->pathname, data->node_flags,
119 "Return Package has no elements (empty)"));
120
121 return (AE_AML_OPERAND_VALUE);
122 }
123
124 /*
125 * Decode the type of the expected package contents
126 *
127 * PTYPE1 packages contain no subpackages
128 * PTYPE2 packages contain sub-packages
129 */
130 switch (package->ret_info.type) {
131 case ACPI_PTYPE1_FIXED:
132
133 /*
134 * The package count is fixed and there are no sub-packages
135 *
136 * If package is too small, exit.
137 * If package is larger than expected, issue warning but continue
138 */
139 expected_count =
140 package->ret_info.count1 + package->ret_info.count2;
141 if (count < expected_count) {
142 goto package_too_small;
143 } else if (count > expected_count) {
144 ACPI_DEBUG_PRINT((ACPI_DB_REPAIR,
145 "%s: Return Package is larger than needed - "
146 "found %u, expected %u\n",
147 data->pathname, count,
148 expected_count));
149 }
150
151 /* Validate all elements of the returned package */
152
153 status = acpi_ns_check_package_elements(data, elements,
154 package->ret_info.
155 object_type1,
156 package->ret_info.
157 count1,
158 package->ret_info.
159 object_type2,
160 package->ret_info.
161 count2, 0);
162 break;
163
164 case ACPI_PTYPE1_VAR:
165
166 /*
167 * The package count is variable, there are no sub-packages, and all
168 * elements must be of the same type
169 */
170 for (i = 0; i < count; i++) {
171 status = acpi_ns_check_object_type(data, elements,
172 package->ret_info.
173 object_type1, i);
174 if (ACPI_FAILURE(status)) {
175 return (status);
176 }
177 elements++;
178 }
179 break;
180
181 case ACPI_PTYPE1_OPTION:
182
183 /*
184 * The package count is variable, there are no sub-packages. There are
185 * a fixed number of required elements, and a variable number of
186 * optional elements.
187 *
188 * Check if package is at least as large as the minimum required
189 */
190 expected_count = package->ret_info3.count;
191 if (count < expected_count) {
192 goto package_too_small;
193 }
194
195 /* Variable number of sub-objects */
196
197 for (i = 0; i < count; i++) {
198 if (i < package->ret_info3.count) {
199
200 /* These are the required package elements (0, 1, or 2) */
201
202 status =
203 acpi_ns_check_object_type(data, elements,
204 package->
205 ret_info3.
206 object_type[i],
207 i);
208 if (ACPI_FAILURE(status)) {
209 return (status);
210 }
211 } else {
212 /* These are the optional package elements */
213
214 status =
215 acpi_ns_check_object_type(data, elements,
216 package->
217 ret_info3.
218 tail_object_type,
219 i);
220 if (ACPI_FAILURE(status)) {
221 return (status);
222 }
223 }
224 elements++;
225 }
226 break;
227
228 case ACPI_PTYPE2_REV_FIXED:
229
230 /* First element is the (Integer) revision */
231
232 status = acpi_ns_check_object_type(data, elements,
233 ACPI_RTYPE_INTEGER, 0);
234 if (ACPI_FAILURE(status)) {
235 return (status);
236 }
237
238 elements++;
239 count--;
240
241 /* Examine the sub-packages */
242
243 status =
244 acpi_ns_check_package_list(data, package, elements, count);
245 break;
246
247 case ACPI_PTYPE2_PKG_COUNT:
248
249 /* First element is the (Integer) count of sub-packages to follow */
250
251 status = acpi_ns_check_object_type(data, elements,
252 ACPI_RTYPE_INTEGER, 0);
253 if (ACPI_FAILURE(status)) {
254 return (status);
255 }
256
257 /*
258 * Count cannot be larger than the parent package length, but allow it
259 * to be smaller. The >= accounts for the Integer above.
260 */
261 expected_count = (u32)(*elements)->integer.value;
262 if (expected_count >= count) {
263 goto package_too_small;
264 }
265
266 count = expected_count;
267 elements++;
268
269 /* Examine the sub-packages */
270
271 status =
272 acpi_ns_check_package_list(data, package, elements, count);
273 break;
274
275 case ACPI_PTYPE2:
276 case ACPI_PTYPE2_FIXED:
277 case ACPI_PTYPE2_MIN:
278 case ACPI_PTYPE2_COUNT:
279 case ACPI_PTYPE2_FIX_VAR:
280
281 /*
282 * These types all return a single Package that consists of a
283 * variable number of sub-Packages.
284 *
285 * First, ensure that the first element is a sub-Package. If not,
286 * the BIOS may have incorrectly returned the object as a single
287 * package instead of a Package of Packages (a common error if
288 * there is only one entry). We may be able to repair this by
289 * wrapping the returned Package with a new outer Package.
290 */
291 if (*elements
292 && ((*elements)->common.type != ACPI_TYPE_PACKAGE)) {
293
294 /* Create the new outer package and populate it */
295
296 status =
297 acpi_ns_wrap_with_package(data, return_object,
298 return_object_ptr);
299 if (ACPI_FAILURE(status)) {
300 return (status);
301 }
302
303 /* Update locals to point to the new package (of 1 element) */
304
305 return_object = *return_object_ptr;
306 elements = return_object->package.elements;
307 count = 1;
308 }
309
310 /* Examine the sub-packages */
311
312 status =
313 acpi_ns_check_package_list(data, package, elements, count);
314 break;
315
316 default:
317
318 /* Should not get here if predefined info table is correct */
319
320 ACPI_WARN_PREDEFINED((AE_INFO, data->pathname, data->node_flags,
321 "Invalid internal return type in table entry: %X",
322 package->ret_info.type));
323
324 return (AE_AML_INTERNAL);
325 }
326
327 return (status);
328
329 package_too_small:
330
331 /* Error exit for the case with an incorrect package count */
332
333 ACPI_WARN_PREDEFINED((AE_INFO, data->pathname, data->node_flags,
334 "Return Package is too small - found %u elements, expected %u",
335 count, expected_count));
336
337 return (AE_AML_OPERAND_VALUE);
338}
339
340/*******************************************************************************
341 *
342 * FUNCTION: acpi_ns_check_package_list
343 *
344 * PARAMETERS: data - Pointer to validation data structure
345 * package - Pointer to package-specific info for method
346 * elements - Element list of parent package. All elements
347 * of this list should be of type Package.
348 * count - Count of subpackages
349 *
350 * RETURN: Status
351 *
352 * DESCRIPTION: Examine a list of subpackages
353 *
354 ******************************************************************************/
355
356static acpi_status
357acpi_ns_check_package_list(struct acpi_predefined_data *data,
358 const union acpi_predefined_info *package,
359 union acpi_operand_object **elements, u32 count)
360{
361 union acpi_operand_object *sub_package;
362 union acpi_operand_object **sub_elements;
363 acpi_status status;
364 u32 expected_count;
365 u32 i;
366 u32 j;
367
368 /*
369 * Validate each sub-Package in the parent Package
370 *
371 * NOTE: assumes list of sub-packages contains no NULL elements.
372 * Any NULL elements should have been removed by earlier call
373 * to acpi_ns_remove_null_elements.
374 */
375 for (i = 0; i < count; i++) {
376 sub_package = *elements;
377 sub_elements = sub_package->package.elements;
378 data->parent_package = sub_package;
379
380 /* Each sub-object must be of type Package */
381
382 status = acpi_ns_check_object_type(data, &sub_package,
383 ACPI_RTYPE_PACKAGE, i);
384 if (ACPI_FAILURE(status)) {
385 return (status);
386 }
387
388 /* Examine the different types of expected sub-packages */
389
390 data->parent_package = sub_package;
391 switch (package->ret_info.type) {
392 case ACPI_PTYPE2:
393 case ACPI_PTYPE2_PKG_COUNT:
394 case ACPI_PTYPE2_REV_FIXED:
395
396 /* Each subpackage has a fixed number of elements */
397
398 expected_count =
399 package->ret_info.count1 + package->ret_info.count2;
400 if (sub_package->package.count < expected_count) {
401 goto package_too_small;
402 }
403
404 status =
405 acpi_ns_check_package_elements(data, sub_elements,
406 package->ret_info.
407 object_type1,
408 package->ret_info.
409 count1,
410 package->ret_info.
411 object_type2,
412 package->ret_info.
413 count2, 0);
414 if (ACPI_FAILURE(status)) {
415 return (status);
416 }
417 break;
418
419 case ACPI_PTYPE2_FIX_VAR:
420 /*
421 * Each subpackage has a fixed number of elements and an
422 * optional element
423 */
424 expected_count =
425 package->ret_info.count1 + package->ret_info.count2;
426 if (sub_package->package.count < expected_count) {
427 goto package_too_small;
428 }
429
430 status =
431 acpi_ns_check_package_elements(data, sub_elements,
432 package->ret_info.
433 object_type1,
434 package->ret_info.
435 count1,
436 package->ret_info.
437 object_type2,
438 sub_package->package.
439 count -
440 package->ret_info.
441 count1, 0);
442 if (ACPI_FAILURE(status)) {
443 return (status);
444 }
445 break;
446
447 case ACPI_PTYPE2_FIXED:
448
449 /* Each sub-package has a fixed length */
450
451 expected_count = package->ret_info2.count;
452 if (sub_package->package.count < expected_count) {
453 goto package_too_small;
454 }
455
456 /* Check the type of each sub-package element */
457
458 for (j = 0; j < expected_count; j++) {
459 status =
460 acpi_ns_check_object_type(data,
461 &sub_elements[j],
462 package->
463 ret_info2.
464 object_type[j],
465 j);
466 if (ACPI_FAILURE(status)) {
467 return (status);
468 }
469 }
470 break;
471
472 case ACPI_PTYPE2_MIN:
473
474 /* Each sub-package has a variable but minimum length */
475
476 expected_count = package->ret_info.count1;
477 if (sub_package->package.count < expected_count) {
478 goto package_too_small;
479 }
480
481 /* Check the type of each sub-package element */
482
483 status =
484 acpi_ns_check_package_elements(data, sub_elements,
485 package->ret_info.
486 object_type1,
487 sub_package->package.
488 count, 0, 0, 0);
489 if (ACPI_FAILURE(status)) {
490 return (status);
491 }
492 break;
493
494 case ACPI_PTYPE2_COUNT:
495
496 /*
497 * First element is the (Integer) count of elements, including
498 * the count field (the ACPI name is num_elements)
499 */
500 status = acpi_ns_check_object_type(data, sub_elements,
501 ACPI_RTYPE_INTEGER,
502 0);
503 if (ACPI_FAILURE(status)) {
504 return (status);
505 }
506
507 /*
508 * Make sure package is large enough for the Count and is
509 * is as large as the minimum size
510 */
511 expected_count = (u32)(*sub_elements)->integer.value;
512 if (sub_package->package.count < expected_count) {
513 goto package_too_small;
514 }
515 if (sub_package->package.count <
516 package->ret_info.count1) {
517 expected_count = package->ret_info.count1;
518 goto package_too_small;
519 }
520 if (expected_count == 0) {
521 /*
522 * Either the num_entries element was originally zero or it was
523 * a NULL element and repaired to an Integer of value zero.
524 * In either case, repair it by setting num_entries to be the
525 * actual size of the subpackage.
526 */
527 expected_count = sub_package->package.count;
528 (*sub_elements)->integer.value = expected_count;
529 }
530
531 /* Check the type of each sub-package element */
532
533 status =
534 acpi_ns_check_package_elements(data,
535 (sub_elements + 1),
536 package->ret_info.
537 object_type1,
538 (expected_count - 1),
539 0, 0, 1);
540 if (ACPI_FAILURE(status)) {
541 return (status);
542 }
543 break;
544
545 default: /* Should not get here, type was validated by caller */
546
547 return (AE_AML_INTERNAL);
548 }
549
550 elements++;
551 }
552
553 return (AE_OK);
554
555 package_too_small:
556
557 /* The sub-package count was smaller than required */
558
559 ACPI_WARN_PREDEFINED((AE_INFO, data->pathname, data->node_flags,
560 "Return Sub-Package[%u] is too small - found %u elements, expected %u",
561 i, sub_package->package.count, expected_count));
562
563 return (AE_AML_OPERAND_VALUE);
564}
565
566/*******************************************************************************
567 *
568 * FUNCTION: acpi_ns_check_package_elements
569 *
570 * PARAMETERS: data - Pointer to validation data structure
571 * elements - Pointer to the package elements array
572 * type1 - Object type for first group
573 * count1 - Count for first group
574 * type2 - Object type for second group
575 * count2 - Count for second group
576 * start_index - Start of the first group of elements
577 *
578 * RETURN: Status
579 *
580 * DESCRIPTION: Check that all elements of a package are of the correct object
581 * type. Supports up to two groups of different object types.
582 *
583 ******************************************************************************/
584
585static acpi_status
586acpi_ns_check_package_elements(struct acpi_predefined_data *data,
587 union acpi_operand_object **elements,
588 u8 type1,
589 u32 count1,
590 u8 type2, u32 count2, u32 start_index)
591{
592 union acpi_operand_object **this_element = elements;
593 acpi_status status;
594 u32 i;
595
596 /*
597 * Up to two groups of package elements are supported by the data
598 * structure. All elements in each group must be of the same type.
599 * The second group can have a count of zero.
600 */
601 for (i = 0; i < count1; i++) {
602 status = acpi_ns_check_object_type(data, this_element,
603 type1, i + start_index);
604 if (ACPI_FAILURE(status)) {
605 return (status);
606 }
607 this_element++;
608 }
609
610 for (i = 0; i < count2; i++) {
611 status = acpi_ns_check_object_type(data, this_element,
612 type2,
613 (i + count1 + start_index));
614 if (ACPI_FAILURE(status)) {
615 return (status);
616 }
617 this_element++;
618 }
619
620 return (AE_OK);
621}
diff --git a/drivers/acpi/acpica/psloop.c b/drivers/acpi/acpica/psloop.c
index a6f8592c9ae5..4261c5fe4718 100644
--- a/drivers/acpi/acpica/psloop.c
+++ b/drivers/acpi/acpica/psloop.c
@@ -58,353 +58,17 @@
58#define _COMPONENT ACPI_PARSER 58#define _COMPONENT ACPI_PARSER
59ACPI_MODULE_NAME("psloop") 59ACPI_MODULE_NAME("psloop")
60 60
61static u32 acpi_gbl_depth = 0;
62
63/* Local prototypes */ 61/* Local prototypes */
64
65static acpi_status acpi_ps_get_aml_opcode(struct acpi_walk_state *walk_state);
66
67static acpi_status
68acpi_ps_build_named_op(struct acpi_walk_state *walk_state,
69 u8 * aml_op_start,
70 union acpi_parse_object *unnamed_op,
71 union acpi_parse_object **op);
72
73static acpi_status
74acpi_ps_create_op(struct acpi_walk_state *walk_state,
75 u8 * aml_op_start, union acpi_parse_object **new_op);
76
77static acpi_status 62static acpi_status
78acpi_ps_get_arguments(struct acpi_walk_state *walk_state, 63acpi_ps_get_arguments(struct acpi_walk_state *walk_state,
79 u8 * aml_op_start, union acpi_parse_object *op); 64 u8 * aml_op_start, union acpi_parse_object *op);
80 65
81static acpi_status
82acpi_ps_complete_op(struct acpi_walk_state *walk_state,
83 union acpi_parse_object **op, acpi_status status);
84
85static acpi_status
86acpi_ps_complete_final_op(struct acpi_walk_state *walk_state,
87 union acpi_parse_object *op, acpi_status status);
88
89static void 66static void
90acpi_ps_link_module_code(union acpi_parse_object *parent_op, 67acpi_ps_link_module_code(union acpi_parse_object *parent_op,
91 u8 *aml_start, u32 aml_length, acpi_owner_id owner_id); 68 u8 *aml_start, u32 aml_length, acpi_owner_id owner_id);
92 69
93/******************************************************************************* 70/*******************************************************************************
94 * 71 *
95 * FUNCTION: acpi_ps_get_aml_opcode
96 *
97 * PARAMETERS: walk_state - Current state
98 *
99 * RETURN: Status
100 *
101 * DESCRIPTION: Extract the next AML opcode from the input stream.
102 *
103 ******************************************************************************/
104
105static acpi_status acpi_ps_get_aml_opcode(struct acpi_walk_state *walk_state)
106{
107
108 ACPI_FUNCTION_TRACE_PTR(ps_get_aml_opcode, walk_state);
109
110 walk_state->aml_offset =
111 (u32) ACPI_PTR_DIFF(walk_state->parser_state.aml,
112 walk_state->parser_state.aml_start);
113 walk_state->opcode = acpi_ps_peek_opcode(&(walk_state->parser_state));
114
115 /*
116 * First cut to determine what we have found:
117 * 1) A valid AML opcode
118 * 2) A name string
119 * 3) An unknown/invalid opcode
120 */
121 walk_state->op_info = acpi_ps_get_opcode_info(walk_state->opcode);
122
123 switch (walk_state->op_info->class) {
124 case AML_CLASS_ASCII:
125 case AML_CLASS_PREFIX:
126 /*
127 * Starts with a valid prefix or ASCII char, this is a name
128 * string. Convert the bare name string to a namepath.
129 */
130 walk_state->opcode = AML_INT_NAMEPATH_OP;
131 walk_state->arg_types = ARGP_NAMESTRING;
132 break;
133
134 case AML_CLASS_UNKNOWN:
135
136 /* The opcode is unrecognized. Complain and skip unknown opcodes */
137
138 if (walk_state->pass_number == 2) {
139 ACPI_ERROR((AE_INFO,
140 "Unknown opcode 0x%.2X at table offset 0x%.4X, ignoring",
141 walk_state->opcode,
142 (u32)(walk_state->aml_offset +
143 sizeof(struct acpi_table_header))));
144
145 ACPI_DUMP_BUFFER((walk_state->parser_state.aml - 16),
146 48);
147
148#ifdef ACPI_ASL_COMPILER
149 /*
150 * This is executed for the disassembler only. Output goes
151 * to the disassembled ASL output file.
152 */
153 acpi_os_printf
154 ("/*\nError: Unknown opcode 0x%.2X at table offset 0x%.4X, context:\n",
155 walk_state->opcode,
156 (u32)(walk_state->aml_offset +
157 sizeof(struct acpi_table_header)));
158
159 /* Dump the context surrounding the invalid opcode */
160
161 acpi_ut_dump_buffer(((u8 *)walk_state->parser_state.
162 aml - 16), 48, DB_BYTE_DISPLAY,
163 (walk_state->aml_offset +
164 sizeof(struct acpi_table_header) -
165 16));
166 acpi_os_printf(" */\n");
167#endif
168 }
169
170 /* Increment past one-byte or two-byte opcode */
171
172 walk_state->parser_state.aml++;
173 if (walk_state->opcode > 0xFF) { /* Can only happen if first byte is 0x5B */
174 walk_state->parser_state.aml++;
175 }
176
177 return_ACPI_STATUS(AE_CTRL_PARSE_CONTINUE);
178
179 default:
180
181 /* Found opcode info, this is a normal opcode */
182
183 walk_state->parser_state.aml +=
184 acpi_ps_get_opcode_size(walk_state->opcode);
185 walk_state->arg_types = walk_state->op_info->parse_args;
186 break;
187 }
188
189 return_ACPI_STATUS(AE_OK);
190}
191
192/*******************************************************************************
193 *
194 * FUNCTION: acpi_ps_build_named_op
195 *
196 * PARAMETERS: walk_state - Current state
197 * aml_op_start - Begin of named Op in AML
198 * unnamed_op - Early Op (not a named Op)
199 * op - Returned Op
200 *
201 * RETURN: Status
202 *
203 * DESCRIPTION: Parse a named Op
204 *
205 ******************************************************************************/
206
207static acpi_status
208acpi_ps_build_named_op(struct acpi_walk_state *walk_state,
209 u8 * aml_op_start,
210 union acpi_parse_object *unnamed_op,
211 union acpi_parse_object **op)
212{
213 acpi_status status = AE_OK;
214 union acpi_parse_object *arg = NULL;
215
216 ACPI_FUNCTION_TRACE_PTR(ps_build_named_op, walk_state);
217
218 unnamed_op->common.value.arg = NULL;
219 unnamed_op->common.arg_list_length = 0;
220 unnamed_op->common.aml_opcode = walk_state->opcode;
221
222 /*
223 * Get and append arguments until we find the node that contains
224 * the name (the type ARGP_NAME).
225 */
226 while (GET_CURRENT_ARG_TYPE(walk_state->arg_types) &&
227 (GET_CURRENT_ARG_TYPE(walk_state->arg_types) != ARGP_NAME)) {
228 status =
229 acpi_ps_get_next_arg(walk_state,
230 &(walk_state->parser_state),
231 GET_CURRENT_ARG_TYPE(walk_state->
232 arg_types), &arg);
233 if (ACPI_FAILURE(status)) {
234 return_ACPI_STATUS(status);
235 }
236
237 acpi_ps_append_arg(unnamed_op, arg);
238 INCREMENT_ARG_LIST(walk_state->arg_types);
239 }
240
241 /*
242 * Make sure that we found a NAME and didn't run out of arguments
243 */
244 if (!GET_CURRENT_ARG_TYPE(walk_state->arg_types)) {
245 return_ACPI_STATUS(AE_AML_NO_OPERAND);
246 }
247
248 /* We know that this arg is a name, move to next arg */
249
250 INCREMENT_ARG_LIST(walk_state->arg_types);
251
252 /*
253 * Find the object. This will either insert the object into
254 * the namespace or simply look it up
255 */
256 walk_state->op = NULL;
257
258 status = walk_state->descending_callback(walk_state, op);
259 if (ACPI_FAILURE(status)) {
260 ACPI_EXCEPTION((AE_INFO, status, "During name lookup/catalog"));
261 return_ACPI_STATUS(status);
262 }
263
264 if (!*op) {
265 return_ACPI_STATUS(AE_CTRL_PARSE_CONTINUE);
266 }
267
268 status = acpi_ps_next_parse_state(walk_state, *op, status);
269 if (ACPI_FAILURE(status)) {
270 if (status == AE_CTRL_PENDING) {
271 return_ACPI_STATUS(AE_CTRL_PARSE_PENDING);
272 }
273 return_ACPI_STATUS(status);
274 }
275
276 acpi_ps_append_arg(*op, unnamed_op->common.value.arg);
277 acpi_gbl_depth++;
278
279 if ((*op)->common.aml_opcode == AML_REGION_OP ||
280 (*op)->common.aml_opcode == AML_DATA_REGION_OP) {
281 /*
282 * Defer final parsing of an operation_region body, because we don't
283 * have enough info in the first pass to parse it correctly (i.e.,
284 * there may be method calls within the term_arg elements of the body.)
285 *
286 * However, we must continue parsing because the opregion is not a
287 * standalone package -- we don't know where the end is at this point.
288 *
289 * (Length is unknown until parse of the body complete)
290 */
291 (*op)->named.data = aml_op_start;
292 (*op)->named.length = 0;
293 }
294
295 return_ACPI_STATUS(AE_OK);
296}
297
298/*******************************************************************************
299 *
300 * FUNCTION: acpi_ps_create_op
301 *
302 * PARAMETERS: walk_state - Current state
303 * aml_op_start - Op start in AML
304 * new_op - Returned Op
305 *
306 * RETURN: Status
307 *
308 * DESCRIPTION: Get Op from AML
309 *
310 ******************************************************************************/
311
312static acpi_status
313acpi_ps_create_op(struct acpi_walk_state *walk_state,
314 u8 * aml_op_start, union acpi_parse_object **new_op)
315{
316 acpi_status status = AE_OK;
317 union acpi_parse_object *op;
318 union acpi_parse_object *named_op = NULL;
319 union acpi_parse_object *parent_scope;
320 u8 argument_count;
321 const struct acpi_opcode_info *op_info;
322
323 ACPI_FUNCTION_TRACE_PTR(ps_create_op, walk_state);
324
325 status = acpi_ps_get_aml_opcode(walk_state);
326 if (status == AE_CTRL_PARSE_CONTINUE) {
327 return_ACPI_STATUS(AE_CTRL_PARSE_CONTINUE);
328 }
329
330 /* Create Op structure and append to parent's argument list */
331
332 walk_state->op_info = acpi_ps_get_opcode_info(walk_state->opcode);
333 op = acpi_ps_alloc_op(walk_state->opcode);
334 if (!op) {
335 return_ACPI_STATUS(AE_NO_MEMORY);
336 }
337
338 if (walk_state->op_info->flags & AML_NAMED) {
339 status =
340 acpi_ps_build_named_op(walk_state, aml_op_start, op,
341 &named_op);
342 acpi_ps_free_op(op);
343 if (ACPI_FAILURE(status)) {
344 return_ACPI_STATUS(status);
345 }
346
347 *new_op = named_op;
348 return_ACPI_STATUS(AE_OK);
349 }
350
351 /* Not a named opcode, just allocate Op and append to parent */
352
353 if (walk_state->op_info->flags & AML_CREATE) {
354 /*
355 * Backup to beginning of create_XXXfield declaration
356 * body_length is unknown until we parse the body
357 */
358 op->named.data = aml_op_start;
359 op->named.length = 0;
360 }
361
362 if (walk_state->opcode == AML_BANK_FIELD_OP) {
363 /*
364 * Backup to beginning of bank_field declaration
365 * body_length is unknown until we parse the body
366 */
367 op->named.data = aml_op_start;
368 op->named.length = 0;
369 }
370
371 parent_scope = acpi_ps_get_parent_scope(&(walk_state->parser_state));
372 acpi_ps_append_arg(parent_scope, op);
373
374 if (parent_scope) {
375 op_info =
376 acpi_ps_get_opcode_info(parent_scope->common.aml_opcode);
377 if (op_info->flags & AML_HAS_TARGET) {
378 argument_count =
379 acpi_ps_get_argument_count(op_info->type);
380 if (parent_scope->common.arg_list_length >
381 argument_count) {
382 op->common.flags |= ACPI_PARSEOP_TARGET;
383 }
384 } else if (parent_scope->common.aml_opcode == AML_INCREMENT_OP) {
385 op->common.flags |= ACPI_PARSEOP_TARGET;
386 }
387 }
388
389 if (walk_state->descending_callback != NULL) {
390 /*
391 * Find the object. This will either insert the object into
392 * the namespace or simply look it up
393 */
394 walk_state->op = *new_op = op;
395
396 status = walk_state->descending_callback(walk_state, &op);
397 status = acpi_ps_next_parse_state(walk_state, op, status);
398 if (status == AE_CTRL_PENDING) {
399 status = AE_CTRL_PARSE_PENDING;
400 }
401 }
402
403 return_ACPI_STATUS(status);
404}
405
406/*******************************************************************************
407 *
408 * FUNCTION: acpi_ps_get_arguments 72 * FUNCTION: acpi_ps_get_arguments
409 * 73 *
410 * PARAMETERS: walk_state - Current state 74 * PARAMETERS: walk_state - Current state
@@ -712,288 +376,6 @@ acpi_ps_link_module_code(union acpi_parse_object *parent_op,
712 376
713/******************************************************************************* 377/*******************************************************************************
714 * 378 *
715 * FUNCTION: acpi_ps_complete_op
716 *
717 * PARAMETERS: walk_state - Current state
718 * op - Returned Op
719 * status - Parse status before complete Op
720 *
721 * RETURN: Status
722 *
723 * DESCRIPTION: Complete Op
724 *
725 ******************************************************************************/
726
727static acpi_status
728acpi_ps_complete_op(struct acpi_walk_state *walk_state,
729 union acpi_parse_object **op, acpi_status status)
730{
731 acpi_status status2;
732
733 ACPI_FUNCTION_TRACE_PTR(ps_complete_op, walk_state);
734
735 /*
736 * Finished one argument of the containing scope
737 */
738 walk_state->parser_state.scope->parse_scope.arg_count--;
739
740 /* Close this Op (will result in parse subtree deletion) */
741
742 status2 = acpi_ps_complete_this_op(walk_state, *op);
743 if (ACPI_FAILURE(status2)) {
744 return_ACPI_STATUS(status2);
745 }
746
747 *op = NULL;
748
749 switch (status) {
750 case AE_OK:
751 break;
752
753 case AE_CTRL_TRANSFER:
754
755 /* We are about to transfer to a called method */
756
757 walk_state->prev_op = NULL;
758 walk_state->prev_arg_types = walk_state->arg_types;
759 return_ACPI_STATUS(status);
760
761 case AE_CTRL_END:
762
763 acpi_ps_pop_scope(&(walk_state->parser_state), op,
764 &walk_state->arg_types,
765 &walk_state->arg_count);
766
767 if (*op) {
768 walk_state->op = *op;
769 walk_state->op_info =
770 acpi_ps_get_opcode_info((*op)->common.aml_opcode);
771 walk_state->opcode = (*op)->common.aml_opcode;
772
773 status = walk_state->ascending_callback(walk_state);
774 status =
775 acpi_ps_next_parse_state(walk_state, *op, status);
776
777 status2 = acpi_ps_complete_this_op(walk_state, *op);
778 if (ACPI_FAILURE(status2)) {
779 return_ACPI_STATUS(status2);
780 }
781 }
782
783 status = AE_OK;
784 break;
785
786 case AE_CTRL_BREAK:
787 case AE_CTRL_CONTINUE:
788
789 /* Pop off scopes until we find the While */
790
791 while (!(*op) || ((*op)->common.aml_opcode != AML_WHILE_OP)) {
792 acpi_ps_pop_scope(&(walk_state->parser_state), op,
793 &walk_state->arg_types,
794 &walk_state->arg_count);
795 }
796
797 /* Close this iteration of the While loop */
798
799 walk_state->op = *op;
800 walk_state->op_info =
801 acpi_ps_get_opcode_info((*op)->common.aml_opcode);
802 walk_state->opcode = (*op)->common.aml_opcode;
803
804 status = walk_state->ascending_callback(walk_state);
805 status = acpi_ps_next_parse_state(walk_state, *op, status);
806
807 status2 = acpi_ps_complete_this_op(walk_state, *op);
808 if (ACPI_FAILURE(status2)) {
809 return_ACPI_STATUS(status2);
810 }
811
812 status = AE_OK;
813 break;
814
815 case AE_CTRL_TERMINATE:
816
817 /* Clean up */
818 do {
819 if (*op) {
820 status2 =
821 acpi_ps_complete_this_op(walk_state, *op);
822 if (ACPI_FAILURE(status2)) {
823 return_ACPI_STATUS(status2);
824 }
825
826 acpi_ut_delete_generic_state
827 (acpi_ut_pop_generic_state
828 (&walk_state->control_state));
829 }
830
831 acpi_ps_pop_scope(&(walk_state->parser_state), op,
832 &walk_state->arg_types,
833 &walk_state->arg_count);
834
835 } while (*op);
836
837 return_ACPI_STATUS(AE_OK);
838
839 default: /* All other non-AE_OK status */
840
841 do {
842 if (*op) {
843 status2 =
844 acpi_ps_complete_this_op(walk_state, *op);
845 if (ACPI_FAILURE(status2)) {
846 return_ACPI_STATUS(status2);
847 }
848 }
849
850 acpi_ps_pop_scope(&(walk_state->parser_state), op,
851 &walk_state->arg_types,
852 &walk_state->arg_count);
853
854 } while (*op);
855
856#if 0
857 /*
858 * TBD: Cleanup parse ops on error
859 */
860 if (*op == NULL) {
861 acpi_ps_pop_scope(parser_state, op,
862 &walk_state->arg_types,
863 &walk_state->arg_count);
864 }
865#endif
866 walk_state->prev_op = NULL;
867 walk_state->prev_arg_types = walk_state->arg_types;
868 return_ACPI_STATUS(status);
869 }
870
871 /* This scope complete? */
872
873 if (acpi_ps_has_completed_scope(&(walk_state->parser_state))) {
874 acpi_ps_pop_scope(&(walk_state->parser_state), op,
875 &walk_state->arg_types,
876 &walk_state->arg_count);
877 ACPI_DEBUG_PRINT((ACPI_DB_PARSE, "Popped scope, Op=%p\n", *op));
878 } else {
879 *op = NULL;
880 }
881
882 return_ACPI_STATUS(AE_OK);
883}
884
885/*******************************************************************************
886 *
887 * FUNCTION: acpi_ps_complete_final_op
888 *
889 * PARAMETERS: walk_state - Current state
890 * op - Current Op
891 * status - Current parse status before complete last
892 * Op
893 *
894 * RETURN: Status
895 *
896 * DESCRIPTION: Complete last Op.
897 *
898 ******************************************************************************/
899
900static acpi_status
901acpi_ps_complete_final_op(struct acpi_walk_state *walk_state,
902 union acpi_parse_object *op, acpi_status status)
903{
904 acpi_status status2;
905
906 ACPI_FUNCTION_TRACE_PTR(ps_complete_final_op, walk_state);
907
908 /*
909 * Complete the last Op (if not completed), and clear the scope stack.
910 * It is easily possible to end an AML "package" with an unbounded number
911 * of open scopes (such as when several ASL blocks are closed with
912 * sequential closing braces). We want to terminate each one cleanly.
913 */
914 ACPI_DEBUG_PRINT((ACPI_DB_PARSE, "AML package complete at Op %p\n",
915 op));
916 do {
917 if (op) {
918 if (walk_state->ascending_callback != NULL) {
919 walk_state->op = op;
920 walk_state->op_info =
921 acpi_ps_get_opcode_info(op->common.
922 aml_opcode);
923 walk_state->opcode = op->common.aml_opcode;
924
925 status =
926 walk_state->ascending_callback(walk_state);
927 status =
928 acpi_ps_next_parse_state(walk_state, op,
929 status);
930 if (status == AE_CTRL_PENDING) {
931 status =
932 acpi_ps_complete_op(walk_state, &op,
933 AE_OK);
934 if (ACPI_FAILURE(status)) {
935 return_ACPI_STATUS(status);
936 }
937 }
938
939 if (status == AE_CTRL_TERMINATE) {
940 status = AE_OK;
941
942 /* Clean up */
943 do {
944 if (op) {
945 status2 =
946 acpi_ps_complete_this_op
947 (walk_state, op);
948 if (ACPI_FAILURE
949 (status2)) {
950 return_ACPI_STATUS
951 (status2);
952 }
953 }
954
955 acpi_ps_pop_scope(&
956 (walk_state->
957 parser_state),
958 &op,
959 &walk_state->
960 arg_types,
961 &walk_state->
962 arg_count);
963
964 } while (op);
965
966 return_ACPI_STATUS(status);
967 }
968
969 else if (ACPI_FAILURE(status)) {
970
971 /* First error is most important */
972
973 (void)
974 acpi_ps_complete_this_op(walk_state,
975 op);
976 return_ACPI_STATUS(status);
977 }
978 }
979
980 status2 = acpi_ps_complete_this_op(walk_state, op);
981 if (ACPI_FAILURE(status2)) {
982 return_ACPI_STATUS(status2);
983 }
984 }
985
986 acpi_ps_pop_scope(&(walk_state->parser_state), &op,
987 &walk_state->arg_types,
988 &walk_state->arg_count);
989
990 } while (op);
991
992 return_ACPI_STATUS(status);
993}
994
995/*******************************************************************************
996 *
997 * FUNCTION: acpi_ps_parse_loop 379 * FUNCTION: acpi_ps_parse_loop
998 * 380 *
999 * PARAMETERS: walk_state - Current state 381 * PARAMETERS: walk_state - Current state
@@ -1178,10 +560,6 @@ acpi_status acpi_ps_parse_loop(struct acpi_walk_state *walk_state)
1178 walk_state->op_info = 560 walk_state->op_info =
1179 acpi_ps_get_opcode_info(op->common.aml_opcode); 561 acpi_ps_get_opcode_info(op->common.aml_opcode);
1180 if (walk_state->op_info->flags & AML_NAMED) { 562 if (walk_state->op_info->flags & AML_NAMED) {
1181 if (acpi_gbl_depth) {
1182 acpi_gbl_depth--;
1183 }
1184
1185 if (op->common.aml_opcode == AML_REGION_OP || 563 if (op->common.aml_opcode == AML_REGION_OP ||
1186 op->common.aml_opcode == AML_DATA_REGION_OP) { 564 op->common.aml_opcode == AML_DATA_REGION_OP) {
1187 /* 565 /*
diff --git a/drivers/acpi/acpica/psobject.c b/drivers/acpi/acpica/psobject.c
new file mode 100644
index 000000000000..2f461e4dddff
--- /dev/null
+++ b/drivers/acpi/acpica/psobject.c
@@ -0,0 +1,647 @@
1/******************************************************************************
2 *
3 * Module Name: psobject - Support for parse objects
4 *
5 *****************************************************************************/
6
7/*
8 * Copyright (C) 2000 - 2012, Intel Corp.
9 * All rights reserved.
10 *
11 * Redistribution and use in source and binary forms, with or without
12 * modification, are permitted provided that the following conditions
13 * are met:
14 * 1. Redistributions of source code must retain the above copyright
15 * notice, this list of conditions, and the following disclaimer,
16 * without modification.
17 * 2. Redistributions in binary form must reproduce at minimum a disclaimer
18 * substantially similar to the "NO WARRANTY" disclaimer below
19 * ("Disclaimer") and any redistribution must be conditioned upon
20 * including a substantially similar Disclaimer requirement for further
21 * binary redistribution.
22 * 3. Neither the names of the above-listed copyright holders nor the names
23 * of any contributors may be used to endorse or promote products derived
24 * from this software without specific prior written permission.
25 *
26 * Alternatively, this software may be distributed under the terms of the
27 * GNU General Public License ("GPL") version 2 as published by the Free
28 * Software Foundation.
29 *
30 * NO WARRANTY
31 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
32 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
33 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
34 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
35 * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
36 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
37 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
38 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
39 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
40 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
41 * POSSIBILITY OF SUCH DAMAGES.
42 */
43
44#include <acpi/acpi.h>
45#include "accommon.h"
46#include "acparser.h"
47#include "amlcode.h"
48
49#define _COMPONENT ACPI_PARSER
50ACPI_MODULE_NAME("psobject")
51
52/* Local prototypes */
53static acpi_status acpi_ps_get_aml_opcode(struct acpi_walk_state *walk_state);
54
55/*******************************************************************************
56 *
57 * FUNCTION: acpi_ps_get_aml_opcode
58 *
59 * PARAMETERS: walk_state - Current state
60 *
61 * RETURN: Status
62 *
63 * DESCRIPTION: Extract the next AML opcode from the input stream.
64 *
65 ******************************************************************************/
66
67static acpi_status acpi_ps_get_aml_opcode(struct acpi_walk_state *walk_state)
68{
69
70 ACPI_FUNCTION_TRACE_PTR(ps_get_aml_opcode, walk_state);
71
72 walk_state->aml_offset =
73 (u32)ACPI_PTR_DIFF(walk_state->parser_state.aml,
74 walk_state->parser_state.aml_start);
75 walk_state->opcode = acpi_ps_peek_opcode(&(walk_state->parser_state));
76
77 /*
78 * First cut to determine what we have found:
79 * 1) A valid AML opcode
80 * 2) A name string
81 * 3) An unknown/invalid opcode
82 */
83 walk_state->op_info = acpi_ps_get_opcode_info(walk_state->opcode);
84
85 switch (walk_state->op_info->class) {
86 case AML_CLASS_ASCII:
87 case AML_CLASS_PREFIX:
88 /*
89 * Starts with a valid prefix or ASCII char, this is a name
90 * string. Convert the bare name string to a namepath.
91 */
92 walk_state->opcode = AML_INT_NAMEPATH_OP;
93 walk_state->arg_types = ARGP_NAMESTRING;
94 break;
95
96 case AML_CLASS_UNKNOWN:
97
98 /* The opcode is unrecognized. Complain and skip unknown opcodes */
99
100 if (walk_state->pass_number == 2) {
101 ACPI_ERROR((AE_INFO,
102 "Unknown opcode 0x%.2X at table offset 0x%.4X, ignoring",
103 walk_state->opcode,
104 (u32)(walk_state->aml_offset +
105 sizeof(struct acpi_table_header))));
106
107 ACPI_DUMP_BUFFER((walk_state->parser_state.aml - 16),
108 48);
109
110#ifdef ACPI_ASL_COMPILER
111 /*
112 * This is executed for the disassembler only. Output goes
113 * to the disassembled ASL output file.
114 */
115 acpi_os_printf
116 ("/*\nError: Unknown opcode 0x%.2X at table offset 0x%.4X, context:\n",
117 walk_state->opcode,
118 (u32)(walk_state->aml_offset +
119 sizeof(struct acpi_table_header)));
120
121 /* Dump the context surrounding the invalid opcode */
122
123 acpi_ut_dump_buffer(((u8 *)walk_state->parser_state.
124 aml - 16), 48, DB_BYTE_DISPLAY,
125 (walk_state->aml_offset +
126 sizeof(struct acpi_table_header) -
127 16));
128 acpi_os_printf(" */\n");
129#endif
130 }
131
132 /* Increment past one-byte or two-byte opcode */
133
134 walk_state->parser_state.aml++;
135 if (walk_state->opcode > 0xFF) { /* Can only happen if first byte is 0x5B */
136 walk_state->parser_state.aml++;
137 }
138
139 return_ACPI_STATUS(AE_CTRL_PARSE_CONTINUE);
140
141 default:
142
143 /* Found opcode info, this is a normal opcode */
144
145 walk_state->parser_state.aml +=
146 acpi_ps_get_opcode_size(walk_state->opcode);
147 walk_state->arg_types = walk_state->op_info->parse_args;
148 break;
149 }
150
151 return_ACPI_STATUS(AE_OK);
152}
153
154/*******************************************************************************
155 *
156 * FUNCTION: acpi_ps_build_named_op
157 *
158 * PARAMETERS: walk_state - Current state
159 * aml_op_start - Begin of named Op in AML
160 * unnamed_op - Early Op (not a named Op)
161 * op - Returned Op
162 *
163 * RETURN: Status
164 *
165 * DESCRIPTION: Parse a named Op
166 *
167 ******************************************************************************/
168
169acpi_status
170acpi_ps_build_named_op(struct acpi_walk_state *walk_state,
171 u8 *aml_op_start,
172 union acpi_parse_object *unnamed_op,
173 union acpi_parse_object **op)
174{
175 acpi_status status = AE_OK;
176 union acpi_parse_object *arg = NULL;
177
178 ACPI_FUNCTION_TRACE_PTR(ps_build_named_op, walk_state);
179
180 unnamed_op->common.value.arg = NULL;
181 unnamed_op->common.arg_list_length = 0;
182 unnamed_op->common.aml_opcode = walk_state->opcode;
183
184 /*
185 * Get and append arguments until we find the node that contains
186 * the name (the type ARGP_NAME).
187 */
188 while (GET_CURRENT_ARG_TYPE(walk_state->arg_types) &&
189 (GET_CURRENT_ARG_TYPE(walk_state->arg_types) != ARGP_NAME)) {
190 status =
191 acpi_ps_get_next_arg(walk_state,
192 &(walk_state->parser_state),
193 GET_CURRENT_ARG_TYPE(walk_state->
194 arg_types), &arg);
195 if (ACPI_FAILURE(status)) {
196 return_ACPI_STATUS(status);
197 }
198
199 acpi_ps_append_arg(unnamed_op, arg);
200 INCREMENT_ARG_LIST(walk_state->arg_types);
201 }
202
203 /*
204 * Make sure that we found a NAME and didn't run out of arguments
205 */
206 if (!GET_CURRENT_ARG_TYPE(walk_state->arg_types)) {
207 return_ACPI_STATUS(AE_AML_NO_OPERAND);
208 }
209
210 /* We know that this arg is a name, move to next arg */
211
212 INCREMENT_ARG_LIST(walk_state->arg_types);
213
214 /*
215 * Find the object. This will either insert the object into
216 * the namespace or simply look it up
217 */
218 walk_state->op = NULL;
219
220 status = walk_state->descending_callback(walk_state, op);
221 if (ACPI_FAILURE(status)) {
222 ACPI_EXCEPTION((AE_INFO, status, "During name lookup/catalog"));
223 return_ACPI_STATUS(status);
224 }
225
226 if (!*op) {
227 return_ACPI_STATUS(AE_CTRL_PARSE_CONTINUE);
228 }
229
230 status = acpi_ps_next_parse_state(walk_state, *op, status);
231 if (ACPI_FAILURE(status)) {
232 if (status == AE_CTRL_PENDING) {
233 return_ACPI_STATUS(AE_CTRL_PARSE_PENDING);
234 }
235 return_ACPI_STATUS(status);
236 }
237
238 acpi_ps_append_arg(*op, unnamed_op->common.value.arg);
239
240 if ((*op)->common.aml_opcode == AML_REGION_OP ||
241 (*op)->common.aml_opcode == AML_DATA_REGION_OP) {
242 /*
243 * Defer final parsing of an operation_region body, because we don't
244 * have enough info in the first pass to parse it correctly (i.e.,
245 * there may be method calls within the term_arg elements of the body.)
246 *
247 * However, we must continue parsing because the opregion is not a
248 * standalone package -- we don't know where the end is at this point.
249 *
250 * (Length is unknown until parse of the body complete)
251 */
252 (*op)->named.data = aml_op_start;
253 (*op)->named.length = 0;
254 }
255
256 return_ACPI_STATUS(AE_OK);
257}
258
259/*******************************************************************************
260 *
261 * FUNCTION: acpi_ps_create_op
262 *
263 * PARAMETERS: walk_state - Current state
264 * aml_op_start - Op start in AML
265 * new_op - Returned Op
266 *
267 * RETURN: Status
268 *
269 * DESCRIPTION: Get Op from AML
270 *
271 ******************************************************************************/
272
273acpi_status
274acpi_ps_create_op(struct acpi_walk_state *walk_state,
275 u8 *aml_op_start, union acpi_parse_object **new_op)
276{
277 acpi_status status = AE_OK;
278 union acpi_parse_object *op;
279 union acpi_parse_object *named_op = NULL;
280 union acpi_parse_object *parent_scope;
281 u8 argument_count;
282 const struct acpi_opcode_info *op_info;
283
284 ACPI_FUNCTION_TRACE_PTR(ps_create_op, walk_state);
285
286 status = acpi_ps_get_aml_opcode(walk_state);
287 if (status == AE_CTRL_PARSE_CONTINUE) {
288 return_ACPI_STATUS(AE_CTRL_PARSE_CONTINUE);
289 }
290
291 /* Create Op structure and append to parent's argument list */
292
293 walk_state->op_info = acpi_ps_get_opcode_info(walk_state->opcode);
294 op = acpi_ps_alloc_op(walk_state->opcode);
295 if (!op) {
296 return_ACPI_STATUS(AE_NO_MEMORY);
297 }
298
299 if (walk_state->op_info->flags & AML_NAMED) {
300 status =
301 acpi_ps_build_named_op(walk_state, aml_op_start, op,
302 &named_op);
303 acpi_ps_free_op(op);
304 if (ACPI_FAILURE(status)) {
305 return_ACPI_STATUS(status);
306 }
307
308 *new_op = named_op;
309 return_ACPI_STATUS(AE_OK);
310 }
311
312 /* Not a named opcode, just allocate Op and append to parent */
313
314 if (walk_state->op_info->flags & AML_CREATE) {
315 /*
316 * Backup to beginning of create_XXXfield declaration
317 * body_length is unknown until we parse the body
318 */
319 op->named.data = aml_op_start;
320 op->named.length = 0;
321 }
322
323 if (walk_state->opcode == AML_BANK_FIELD_OP) {
324 /*
325 * Backup to beginning of bank_field declaration
326 * body_length is unknown until we parse the body
327 */
328 op->named.data = aml_op_start;
329 op->named.length = 0;
330 }
331
332 parent_scope = acpi_ps_get_parent_scope(&(walk_state->parser_state));
333 acpi_ps_append_arg(parent_scope, op);
334
335 if (parent_scope) {
336 op_info =
337 acpi_ps_get_opcode_info(parent_scope->common.aml_opcode);
338 if (op_info->flags & AML_HAS_TARGET) {
339 argument_count =
340 acpi_ps_get_argument_count(op_info->type);
341 if (parent_scope->common.arg_list_length >
342 argument_count) {
343 op->common.flags |= ACPI_PARSEOP_TARGET;
344 }
345 } else if (parent_scope->common.aml_opcode == AML_INCREMENT_OP) {
346 op->common.flags |= ACPI_PARSEOP_TARGET;
347 }
348 }
349
350 if (walk_state->descending_callback != NULL) {
351 /*
352 * Find the object. This will either insert the object into
353 * the namespace or simply look it up
354 */
355 walk_state->op = *new_op = op;
356
357 status = walk_state->descending_callback(walk_state, &op);
358 status = acpi_ps_next_parse_state(walk_state, op, status);
359 if (status == AE_CTRL_PENDING) {
360 status = AE_CTRL_PARSE_PENDING;
361 }
362 }
363
364 return_ACPI_STATUS(status);
365}
366
367/*******************************************************************************
368 *
369 * FUNCTION: acpi_ps_complete_op
370 *
371 * PARAMETERS: walk_state - Current state
372 * op - Returned Op
373 * status - Parse status before complete Op
374 *
375 * RETURN: Status
376 *
377 * DESCRIPTION: Complete Op
378 *
379 ******************************************************************************/
380
381acpi_status
382acpi_ps_complete_op(struct acpi_walk_state *walk_state,
383 union acpi_parse_object **op, acpi_status status)
384{
385 acpi_status status2;
386
387 ACPI_FUNCTION_TRACE_PTR(ps_complete_op, walk_state);
388
389 /*
390 * Finished one argument of the containing scope
391 */
392 walk_state->parser_state.scope->parse_scope.arg_count--;
393
394 /* Close this Op (will result in parse subtree deletion) */
395
396 status2 = acpi_ps_complete_this_op(walk_state, *op);
397 if (ACPI_FAILURE(status2)) {
398 return_ACPI_STATUS(status2);
399 }
400
401 *op = NULL;
402
403 switch (status) {
404 case AE_OK:
405 break;
406
407 case AE_CTRL_TRANSFER:
408
409 /* We are about to transfer to a called method */
410
411 walk_state->prev_op = NULL;
412 walk_state->prev_arg_types = walk_state->arg_types;
413 return_ACPI_STATUS(status);
414
415 case AE_CTRL_END:
416
417 acpi_ps_pop_scope(&(walk_state->parser_state), op,
418 &walk_state->arg_types,
419 &walk_state->arg_count);
420
421 if (*op) {
422 walk_state->op = *op;
423 walk_state->op_info =
424 acpi_ps_get_opcode_info((*op)->common.aml_opcode);
425 walk_state->opcode = (*op)->common.aml_opcode;
426
427 status = walk_state->ascending_callback(walk_state);
428 status =
429 acpi_ps_next_parse_state(walk_state, *op, status);
430
431 status2 = acpi_ps_complete_this_op(walk_state, *op);
432 if (ACPI_FAILURE(status2)) {
433 return_ACPI_STATUS(status2);
434 }
435 }
436
437 status = AE_OK;
438 break;
439
440 case AE_CTRL_BREAK:
441 case AE_CTRL_CONTINUE:
442
443 /* Pop off scopes until we find the While */
444
445 while (!(*op) || ((*op)->common.aml_opcode != AML_WHILE_OP)) {
446 acpi_ps_pop_scope(&(walk_state->parser_state), op,
447 &walk_state->arg_types,
448 &walk_state->arg_count);
449 }
450
451 /* Close this iteration of the While loop */
452
453 walk_state->op = *op;
454 walk_state->op_info =
455 acpi_ps_get_opcode_info((*op)->common.aml_opcode);
456 walk_state->opcode = (*op)->common.aml_opcode;
457
458 status = walk_state->ascending_callback(walk_state);
459 status = acpi_ps_next_parse_state(walk_state, *op, status);
460
461 status2 = acpi_ps_complete_this_op(walk_state, *op);
462 if (ACPI_FAILURE(status2)) {
463 return_ACPI_STATUS(status2);
464 }
465
466 status = AE_OK;
467 break;
468
469 case AE_CTRL_TERMINATE:
470
471 /* Clean up */
472 do {
473 if (*op) {
474 status2 =
475 acpi_ps_complete_this_op(walk_state, *op);
476 if (ACPI_FAILURE(status2)) {
477 return_ACPI_STATUS(status2);
478 }
479
480 acpi_ut_delete_generic_state
481 (acpi_ut_pop_generic_state
482 (&walk_state->control_state));
483 }
484
485 acpi_ps_pop_scope(&(walk_state->parser_state), op,
486 &walk_state->arg_types,
487 &walk_state->arg_count);
488
489 } while (*op);
490
491 return_ACPI_STATUS(AE_OK);
492
493 default: /* All other non-AE_OK status */
494
495 do {
496 if (*op) {
497 status2 =
498 acpi_ps_complete_this_op(walk_state, *op);
499 if (ACPI_FAILURE(status2)) {
500 return_ACPI_STATUS(status2);
501 }
502 }
503
504 acpi_ps_pop_scope(&(walk_state->parser_state), op,
505 &walk_state->arg_types,
506 &walk_state->arg_count);
507
508 } while (*op);
509
510#if 0
511 /*
512 * TBD: Cleanup parse ops on error
513 */
514 if (*op == NULL) {
515 acpi_ps_pop_scope(parser_state, op,
516 &walk_state->arg_types,
517 &walk_state->arg_count);
518 }
519#endif
520 walk_state->prev_op = NULL;
521 walk_state->prev_arg_types = walk_state->arg_types;
522 return_ACPI_STATUS(status);
523 }
524
525 /* This scope complete? */
526
527 if (acpi_ps_has_completed_scope(&(walk_state->parser_state))) {
528 acpi_ps_pop_scope(&(walk_state->parser_state), op,
529 &walk_state->arg_types,
530 &walk_state->arg_count);
531 ACPI_DEBUG_PRINT((ACPI_DB_PARSE, "Popped scope, Op=%p\n", *op));
532 } else {
533 *op = NULL;
534 }
535
536 return_ACPI_STATUS(AE_OK);
537}
538
539/*******************************************************************************
540 *
541 * FUNCTION: acpi_ps_complete_final_op
542 *
543 * PARAMETERS: walk_state - Current state
544 * op - Current Op
545 * status - Current parse status before complete last
546 * Op
547 *
548 * RETURN: Status
549 *
550 * DESCRIPTION: Complete last Op.
551 *
552 ******************************************************************************/
553
554acpi_status
555acpi_ps_complete_final_op(struct acpi_walk_state *walk_state,
556 union acpi_parse_object *op, acpi_status status)
557{
558 acpi_status status2;
559
560 ACPI_FUNCTION_TRACE_PTR(ps_complete_final_op, walk_state);
561
562 /*
563 * Complete the last Op (if not completed), and clear the scope stack.
564 * It is easily possible to end an AML "package" with an unbounded number
565 * of open scopes (such as when several ASL blocks are closed with
566 * sequential closing braces). We want to terminate each one cleanly.
567 */
568 ACPI_DEBUG_PRINT((ACPI_DB_PARSE, "AML package complete at Op %p\n",
569 op));
570 do {
571 if (op) {
572 if (walk_state->ascending_callback != NULL) {
573 walk_state->op = op;
574 walk_state->op_info =
575 acpi_ps_get_opcode_info(op->common.
576 aml_opcode);
577 walk_state->opcode = op->common.aml_opcode;
578
579 status =
580 walk_state->ascending_callback(walk_state);
581 status =
582 acpi_ps_next_parse_state(walk_state, op,
583 status);
584 if (status == AE_CTRL_PENDING) {
585 status =
586 acpi_ps_complete_op(walk_state, &op,
587 AE_OK);
588 if (ACPI_FAILURE(status)) {
589 return_ACPI_STATUS(status);
590 }
591 }
592
593 if (status == AE_CTRL_TERMINATE) {
594 status = AE_OK;
595
596 /* Clean up */
597 do {
598 if (op) {
599 status2 =
600 acpi_ps_complete_this_op
601 (walk_state, op);
602 if (ACPI_FAILURE
603 (status2)) {
604 return_ACPI_STATUS
605 (status2);
606 }
607 }
608
609 acpi_ps_pop_scope(&
610 (walk_state->
611 parser_state),
612 &op,
613 &walk_state->
614 arg_types,
615 &walk_state->
616 arg_count);
617
618 } while (op);
619
620 return_ACPI_STATUS(status);
621 }
622
623 else if (ACPI_FAILURE(status)) {
624
625 /* First error is most important */
626
627 (void)
628 acpi_ps_complete_this_op(walk_state,
629 op);
630 return_ACPI_STATUS(status);
631 }
632 }
633
634 status2 = acpi_ps_complete_this_op(walk_state, op);
635 if (ACPI_FAILURE(status2)) {
636 return_ACPI_STATUS(status2);
637 }
638 }
639
640 acpi_ps_pop_scope(&(walk_state->parser_state), &op,
641 &walk_state->arg_types,
642 &walk_state->arg_count);
643
644 } while (op);
645
646 return_ACPI_STATUS(status);
647}
diff --git a/drivers/acpi/acpica/psopcode.c b/drivers/acpi/acpica/psopcode.c
index 1793d934aa30..0fcee880d25c 100644
--- a/drivers/acpi/acpica/psopcode.c
+++ b/drivers/acpi/acpica/psopcode.c
@@ -43,16 +43,12 @@
43 43
44#include <acpi/acpi.h> 44#include <acpi/acpi.h>
45#include "accommon.h" 45#include "accommon.h"
46#include "acparser.h"
47#include "acopcode.h" 46#include "acopcode.h"
48#include "amlcode.h" 47#include "amlcode.h"
49 48
50#define _COMPONENT ACPI_PARSER 49#define _COMPONENT ACPI_PARSER
51ACPI_MODULE_NAME("psopcode") 50ACPI_MODULE_NAME("psopcode")
52 51
53static const u8 acpi_gbl_argument_count[] =
54 { 0, 1, 1, 1, 1, 2, 2, 2, 2, 3, 3, 6 };
55
56/******************************************************************************* 52/*******************************************************************************
57 * 53 *
58 * NAME: acpi_gbl_aml_op_info 54 * NAME: acpi_gbl_aml_op_info
@@ -63,7 +59,6 @@ static const u8 acpi_gbl_argument_count[] =
63 * the operand type. 59 * the operand type.
64 * 60 *
65 ******************************************************************************/ 61 ******************************************************************************/
66
67/* 62/*
68 * Summary of opcode types/flags 63 * Summary of opcode types/flags
69 * 64 *
@@ -181,7 +176,6 @@ static const u8 acpi_gbl_argument_count[] =
181 AML_CREATE_QWORD_FIELD_OP 176 AML_CREATE_QWORD_FIELD_OP
182 177
183 ******************************************************************************/ 178 ******************************************************************************/
184
185/* 179/*
186 * Master Opcode information table. A summary of everything we know about each 180 * Master Opcode information table. A summary of everything we know about each
187 * opcode, all in one place. 181 * opcode, all in one place.
@@ -656,169 +650,3 @@ const struct acpi_opcode_info acpi_gbl_aml_op_info[AML_NUM_OPCODES] = {
656 650
657/*! [End] no source code translation !*/ 651/*! [End] no source code translation !*/
658}; 652};
659
660/*
661 * This table is directly indexed by the opcodes, and returns an
662 * index into the table above
663 */
664static const u8 acpi_gbl_short_op_index[256] = {
665/* 0 1 2 3 4 5 6 7 */
666/* 8 9 A B C D E F */
667/* 0x00 */ 0x00, 0x01, _UNK, _UNK, _UNK, _UNK, 0x02, _UNK,
668/* 0x08 */ 0x03, _UNK, 0x04, 0x05, 0x06, 0x07, 0x6E, _UNK,
669/* 0x10 */ 0x08, 0x09, 0x0a, 0x6F, 0x0b, _UNK, _UNK, _UNK,
670/* 0x18 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
671/* 0x20 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
672/* 0x28 */ _UNK, _UNK, _UNK, _UNK, _UNK, 0x63, _PFX, _PFX,
673/* 0x30 */ 0x67, 0x66, 0x68, 0x65, 0x69, 0x64, 0x6A, 0x7D,
674/* 0x38 */ 0x7F, 0x80, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
675/* 0x40 */ _UNK, _ASC, _ASC, _ASC, _ASC, _ASC, _ASC, _ASC,
676/* 0x48 */ _ASC, _ASC, _ASC, _ASC, _ASC, _ASC, _ASC, _ASC,
677/* 0x50 */ _ASC, _ASC, _ASC, _ASC, _ASC, _ASC, _ASC, _ASC,
678/* 0x58 */ _ASC, _ASC, _ASC, _UNK, _PFX, _UNK, _PFX, _ASC,
679/* 0x60 */ 0x0c, 0x0d, 0x0e, 0x0f, 0x10, 0x11, 0x12, 0x13,
680/* 0x68 */ 0x14, 0x15, 0x16, 0x17, 0x18, 0x19, 0x1a, _UNK,
681/* 0x70 */ 0x1b, 0x1c, 0x1d, 0x1e, 0x1f, 0x20, 0x21, 0x22,
682/* 0x78 */ 0x23, 0x24, 0x25, 0x26, 0x27, 0x28, 0x29, 0x2a,
683/* 0x80 */ 0x2b, 0x2c, 0x2d, 0x2e, 0x70, 0x71, 0x2f, 0x30,
684/* 0x88 */ 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37, 0x72,
685/* 0x90 */ 0x38, 0x39, 0x3a, 0x3b, 0x3c, 0x3d, 0x73, 0x74,
686/* 0x98 */ 0x75, 0x76, _UNK, _UNK, 0x77, 0x78, 0x79, 0x7A,
687/* 0xA0 */ 0x3e, 0x3f, 0x40, 0x41, 0x42, 0x43, 0x60, 0x61,
688/* 0xA8 */ 0x62, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
689/* 0xB0 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
690/* 0xB8 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
691/* 0xC0 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
692/* 0xC8 */ _UNK, _UNK, _UNK, _UNK, 0x44, _UNK, _UNK, _UNK,
693/* 0xD0 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
694/* 0xD8 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
695/* 0xE0 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
696/* 0xE8 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
697/* 0xF0 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
698/* 0xF8 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, 0x45,
699};
700
701/*
702 * This table is indexed by the second opcode of the extended opcode
703 * pair. It returns an index into the opcode table (acpi_gbl_aml_op_info)
704 */
705static const u8 acpi_gbl_long_op_index[NUM_EXTENDED_OPCODE] = {
706/* 0 1 2 3 4 5 6 7 */
707/* 8 9 A B C D E F */
708/* 0x00 */ _UNK, 0x46, 0x47, _UNK, _UNK, _UNK, _UNK, _UNK,
709/* 0x08 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
710/* 0x10 */ _UNK, _UNK, 0x48, 0x49, _UNK, _UNK, _UNK, _UNK,
711/* 0x18 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, 0x7B,
712/* 0x20 */ 0x4a, 0x4b, 0x4c, 0x4d, 0x4e, 0x4f, 0x50, 0x51,
713/* 0x28 */ 0x52, 0x53, 0x54, _UNK, _UNK, _UNK, _UNK, _UNK,
714/* 0x30 */ 0x55, 0x56, 0x57, 0x7e, _UNK, _UNK, _UNK, _UNK,
715/* 0x38 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
716/* 0x40 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
717/* 0x48 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
718/* 0x50 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
719/* 0x58 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
720/* 0x60 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
721/* 0x68 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
722/* 0x70 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
723/* 0x78 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
724/* 0x80 */ 0x58, 0x59, 0x5a, 0x5b, 0x5c, 0x5d, 0x5e, 0x5f,
725/* 0x88 */ 0x7C,
726};
727
728/*******************************************************************************
729 *
730 * FUNCTION: acpi_ps_get_opcode_info
731 *
732 * PARAMETERS: opcode - The AML opcode
733 *
734 * RETURN: A pointer to the info about the opcode.
735 *
736 * DESCRIPTION: Find AML opcode description based on the opcode.
737 * NOTE: This procedure must ALWAYS return a valid pointer!
738 *
739 ******************************************************************************/
740
741const struct acpi_opcode_info *acpi_ps_get_opcode_info(u16 opcode)
742{
743 ACPI_FUNCTION_NAME(ps_get_opcode_info);
744
745 /*
746 * Detect normal 8-bit opcode or extended 16-bit opcode
747 */
748 if (!(opcode & 0xFF00)) {
749
750 /* Simple (8-bit) opcode: 0-255, can't index beyond table */
751
752 return (&acpi_gbl_aml_op_info
753 [acpi_gbl_short_op_index[(u8) opcode]]);
754 }
755
756 if (((opcode & 0xFF00) == AML_EXTENDED_OPCODE) &&
757 (((u8) opcode) <= MAX_EXTENDED_OPCODE)) {
758
759 /* Valid extended (16-bit) opcode */
760
761 return (&acpi_gbl_aml_op_info
762 [acpi_gbl_long_op_index[(u8) opcode]]);
763 }
764
765 /* Unknown AML opcode */
766
767 ACPI_DEBUG_PRINT((ACPI_DB_EXEC,
768 "Unknown AML opcode [%4.4X]\n", opcode));
769
770 return (&acpi_gbl_aml_op_info[_UNK]);
771}
772
773/*******************************************************************************
774 *
775 * FUNCTION: acpi_ps_get_opcode_name
776 *
777 * PARAMETERS: opcode - The AML opcode
778 *
779 * RETURN: A pointer to the name of the opcode (ASCII String)
780 * Note: Never returns NULL.
781 *
782 * DESCRIPTION: Translate an opcode into a human-readable string
783 *
784 ******************************************************************************/
785
786char *acpi_ps_get_opcode_name(u16 opcode)
787{
788#if defined(ACPI_DISASSEMBLER) || defined (ACPI_DEBUG_OUTPUT)
789
790 const struct acpi_opcode_info *op;
791
792 op = acpi_ps_get_opcode_info(opcode);
793
794 /* Always guaranteed to return a valid pointer */
795
796 return (op->name);
797
798#else
799 return ("OpcodeName unavailable");
800
801#endif
802}
803
804/*******************************************************************************
805 *
806 * FUNCTION: acpi_ps_get_argument_count
807 *
808 * PARAMETERS: op_type - Type associated with the AML opcode
809 *
810 * RETURN: Argument count
811 *
812 * DESCRIPTION: Obtain the number of expected arguments for an AML opcode
813 *
814 ******************************************************************************/
815
816u8 acpi_ps_get_argument_count(u32 op_type)
817{
818
819 if (op_type <= AML_TYPE_EXEC_6A_0T_1R) {
820 return (acpi_gbl_argument_count[op_type]);
821 }
822
823 return (0);
824}
diff --git a/drivers/acpi/acpica/psopinfo.c b/drivers/acpi/acpica/psopinfo.c
new file mode 100644
index 000000000000..d870e6293f7f
--- /dev/null
+++ b/drivers/acpi/acpica/psopinfo.c
@@ -0,0 +1,223 @@
1/******************************************************************************
2 *
3 * Module Name: psopinfo - AML opcode information functions and dispatch tables
4 *
5 *****************************************************************************/
6
7/*
8 * Copyright (C) 2000 - 2012, Intel Corp.
9 * All rights reserved.
10 *
11 * Redistribution and use in source and binary forms, with or without
12 * modification, are permitted provided that the following conditions
13 * are met:
14 * 1. Redistributions of source code must retain the above copyright
15 * notice, this list of conditions, and the following disclaimer,
16 * without modification.
17 * 2. Redistributions in binary form must reproduce at minimum a disclaimer
18 * substantially similar to the "NO WARRANTY" disclaimer below
19 * ("Disclaimer") and any redistribution must be conditioned upon
20 * including a substantially similar Disclaimer requirement for further
21 * binary redistribution.
22 * 3. Neither the names of the above-listed copyright holders nor the names
23 * of any contributors may be used to endorse or promote products derived
24 * from this software without specific prior written permission.
25 *
26 * Alternatively, this software may be distributed under the terms of the
27 * GNU General Public License ("GPL") version 2 as published by the Free
28 * Software Foundation.
29 *
30 * NO WARRANTY
31 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
32 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
33 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
34 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
35 * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
36 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
37 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
38 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
39 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
40 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
41 * POSSIBILITY OF SUCH DAMAGES.
42 */
43
44#include <acpi/acpi.h>
45#include "accommon.h"
46#include "acparser.h"
47#include "acopcode.h"
48#include "amlcode.h"
49
50#define _COMPONENT ACPI_PARSER
51ACPI_MODULE_NAME("psopinfo")
52
53extern const u8 acpi_gbl_short_op_index[];
54extern const u8 acpi_gbl_long_op_index[];
55
56static const u8 acpi_gbl_argument_count[] =
57 { 0, 1, 1, 1, 1, 2, 2, 2, 2, 3, 3, 6 };
58
59/*******************************************************************************
60 *
61 * FUNCTION: acpi_ps_get_opcode_info
62 *
63 * PARAMETERS: opcode - The AML opcode
64 *
65 * RETURN: A pointer to the info about the opcode.
66 *
67 * DESCRIPTION: Find AML opcode description based on the opcode.
68 * NOTE: This procedure must ALWAYS return a valid pointer!
69 *
70 ******************************************************************************/
71
72const struct acpi_opcode_info *acpi_ps_get_opcode_info(u16 opcode)
73{
74 ACPI_FUNCTION_NAME(ps_get_opcode_info);
75
76 /*
77 * Detect normal 8-bit opcode or extended 16-bit opcode
78 */
79 if (!(opcode & 0xFF00)) {
80
81 /* Simple (8-bit) opcode: 0-255, can't index beyond table */
82
83 return (&acpi_gbl_aml_op_info
84 [acpi_gbl_short_op_index[(u8)opcode]]);
85 }
86
87 if (((opcode & 0xFF00) == AML_EXTENDED_OPCODE) &&
88 (((u8)opcode) <= MAX_EXTENDED_OPCODE)) {
89
90 /* Valid extended (16-bit) opcode */
91
92 return (&acpi_gbl_aml_op_info
93 [acpi_gbl_long_op_index[(u8)opcode]]);
94 }
95
96 /* Unknown AML opcode */
97
98 ACPI_DEBUG_PRINT((ACPI_DB_EXEC,
99 "Unknown AML opcode [%4.4X]\n", opcode));
100
101 return (&acpi_gbl_aml_op_info[_UNK]);
102}
103
104/*******************************************************************************
105 *
106 * FUNCTION: acpi_ps_get_opcode_name
107 *
108 * PARAMETERS: opcode - The AML opcode
109 *
110 * RETURN: A pointer to the name of the opcode (ASCII String)
111 * Note: Never returns NULL.
112 *
113 * DESCRIPTION: Translate an opcode into a human-readable string
114 *
115 ******************************************************************************/
116
117char *acpi_ps_get_opcode_name(u16 opcode)
118{
119#if defined(ACPI_DISASSEMBLER) || defined (ACPI_DEBUG_OUTPUT)
120
121 const struct acpi_opcode_info *op;
122
123 op = acpi_ps_get_opcode_info(opcode);
124
125 /* Always guaranteed to return a valid pointer */
126
127 return (op->name);
128
129#else
130 return ("OpcodeName unavailable");
131
132#endif
133}
134
135/*******************************************************************************
136 *
137 * FUNCTION: acpi_ps_get_argument_count
138 *
139 * PARAMETERS: op_type - Type associated with the AML opcode
140 *
141 * RETURN: Argument count
142 *
143 * DESCRIPTION: Obtain the number of expected arguments for an AML opcode
144 *
145 ******************************************************************************/
146
147u8 acpi_ps_get_argument_count(u32 op_type)
148{
149
150 if (op_type <= AML_TYPE_EXEC_6A_0T_1R) {
151 return (acpi_gbl_argument_count[op_type]);
152 }
153
154 return (0);
155}
156
157/*
158 * This table is directly indexed by the opcodes It returns
159 * an index into the opcode table (acpi_gbl_aml_op_info)
160 */
161const u8 acpi_gbl_short_op_index[256] = {
162/* 0 1 2 3 4 5 6 7 */
163/* 8 9 A B C D E F */
164/* 0x00 */ 0x00, 0x01, _UNK, _UNK, _UNK, _UNK, 0x02, _UNK,
165/* 0x08 */ 0x03, _UNK, 0x04, 0x05, 0x06, 0x07, 0x6E, _UNK,
166/* 0x10 */ 0x08, 0x09, 0x0a, 0x6F, 0x0b, _UNK, _UNK, _UNK,
167/* 0x18 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
168/* 0x20 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
169/* 0x28 */ _UNK, _UNK, _UNK, _UNK, _UNK, 0x63, _PFX, _PFX,
170/* 0x30 */ 0x67, 0x66, 0x68, 0x65, 0x69, 0x64, 0x6A, 0x7D,
171/* 0x38 */ 0x7F, 0x80, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
172/* 0x40 */ _UNK, _ASC, _ASC, _ASC, _ASC, _ASC, _ASC, _ASC,
173/* 0x48 */ _ASC, _ASC, _ASC, _ASC, _ASC, _ASC, _ASC, _ASC,
174/* 0x50 */ _ASC, _ASC, _ASC, _ASC, _ASC, _ASC, _ASC, _ASC,
175/* 0x58 */ _ASC, _ASC, _ASC, _UNK, _PFX, _UNK, _PFX, _ASC,
176/* 0x60 */ 0x0c, 0x0d, 0x0e, 0x0f, 0x10, 0x11, 0x12, 0x13,
177/* 0x68 */ 0x14, 0x15, 0x16, 0x17, 0x18, 0x19, 0x1a, _UNK,
178/* 0x70 */ 0x1b, 0x1c, 0x1d, 0x1e, 0x1f, 0x20, 0x21, 0x22,
179/* 0x78 */ 0x23, 0x24, 0x25, 0x26, 0x27, 0x28, 0x29, 0x2a,
180/* 0x80 */ 0x2b, 0x2c, 0x2d, 0x2e, 0x70, 0x71, 0x2f, 0x30,
181/* 0x88 */ 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37, 0x72,
182/* 0x90 */ 0x38, 0x39, 0x3a, 0x3b, 0x3c, 0x3d, 0x73, 0x74,
183/* 0x98 */ 0x75, 0x76, _UNK, _UNK, 0x77, 0x78, 0x79, 0x7A,
184/* 0xA0 */ 0x3e, 0x3f, 0x40, 0x41, 0x42, 0x43, 0x60, 0x61,
185/* 0xA8 */ 0x62, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
186/* 0xB0 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
187/* 0xB8 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
188/* 0xC0 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
189/* 0xC8 */ _UNK, _UNK, _UNK, _UNK, 0x44, _UNK, _UNK, _UNK,
190/* 0xD0 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
191/* 0xD8 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
192/* 0xE0 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
193/* 0xE8 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
194/* 0xF0 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
195/* 0xF8 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, 0x45,
196};
197
198/*
199 * This table is indexed by the second opcode of the extended opcode
200 * pair. It returns an index into the opcode table (acpi_gbl_aml_op_info)
201 */
202const u8 acpi_gbl_long_op_index[NUM_EXTENDED_OPCODE] = {
203/* 0 1 2 3 4 5 6 7 */
204/* 8 9 A B C D E F */
205/* 0x00 */ _UNK, 0x46, 0x47, _UNK, _UNK, _UNK, _UNK, _UNK,
206/* 0x08 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
207/* 0x10 */ _UNK, _UNK, 0x48, 0x49, _UNK, _UNK, _UNK, _UNK,
208/* 0x18 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, 0x7B,
209/* 0x20 */ 0x4a, 0x4b, 0x4c, 0x4d, 0x4e, 0x4f, 0x50, 0x51,
210/* 0x28 */ 0x52, 0x53, 0x54, _UNK, _UNK, _UNK, _UNK, _UNK,
211/* 0x30 */ 0x55, 0x56, 0x57, 0x7e, _UNK, _UNK, _UNK, _UNK,
212/* 0x38 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
213/* 0x40 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
214/* 0x48 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
215/* 0x50 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
216/* 0x58 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
217/* 0x60 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
218/* 0x68 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
219/* 0x70 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
220/* 0x78 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK,
221/* 0x80 */ 0x58, 0x59, 0x5a, 0x5b, 0x5c, 0x5d, 0x5e, 0x5f,
222/* 0x88 */ 0x7C,
223};
diff --git a/drivers/acpi/acpica/rsdump.c b/drivers/acpi/acpica/rsdump.c
index 203b4aea53cd..6e8f9bd08fc1 100644
--- a/drivers/acpi/acpica/rsdump.c
+++ b/drivers/acpi/acpica/rsdump.c
@@ -77,419 +77,16 @@ static void acpi_rs_dump_address_common(union acpi_resource_data *resource);
77static void 77static void
78acpi_rs_dump_descriptor(void *resource, struct acpi_rsdump_info *table); 78acpi_rs_dump_descriptor(void *resource, struct acpi_rsdump_info *table);
79 79
80#define ACPI_RSD_OFFSET(f) (u8) ACPI_OFFSET (union acpi_resource_data,f)
81#define ACPI_PRT_OFFSET(f) (u8) ACPI_OFFSET (struct acpi_pci_routing_table,f)
82#define ACPI_RSD_TABLE_SIZE(name) (sizeof(name) / sizeof (struct acpi_rsdump_info))
83
84/*******************************************************************************
85 *
86 * Resource Descriptor info tables
87 *
88 * Note: The first table entry must be a Title or Literal and must contain
89 * the table length (number of table entries)
90 *
91 ******************************************************************************/
92
93struct acpi_rsdump_info acpi_rs_dump_irq[7] = {
94 {ACPI_RSD_TITLE, ACPI_RSD_TABLE_SIZE(acpi_rs_dump_irq), "IRQ", NULL},
95 {ACPI_RSD_UINT8, ACPI_RSD_OFFSET(irq.descriptor_length),
96 "Descriptor Length", NULL},
97 {ACPI_RSD_1BITFLAG, ACPI_RSD_OFFSET(irq.triggering), "Triggering",
98 acpi_gbl_he_decode},
99 {ACPI_RSD_1BITFLAG, ACPI_RSD_OFFSET(irq.polarity), "Polarity",
100 acpi_gbl_ll_decode},
101 {ACPI_RSD_2BITFLAG, ACPI_RSD_OFFSET(irq.sharable), "Sharing",
102 acpi_gbl_shr_decode},
103 {ACPI_RSD_UINT8, ACPI_RSD_OFFSET(irq.interrupt_count),
104 "Interrupt Count", NULL},
105 {ACPI_RSD_SHORTLIST, ACPI_RSD_OFFSET(irq.interrupts[0]),
106 "Interrupt List", NULL}
107};
108
109struct acpi_rsdump_info acpi_rs_dump_dma[6] = {
110 {ACPI_RSD_TITLE, ACPI_RSD_TABLE_SIZE(acpi_rs_dump_dma), "DMA", NULL},
111 {ACPI_RSD_2BITFLAG, ACPI_RSD_OFFSET(dma.type), "Speed",
112 acpi_gbl_typ_decode},
113 {ACPI_RSD_1BITFLAG, ACPI_RSD_OFFSET(dma.bus_master), "Mastering",
114 acpi_gbl_bm_decode},
115 {ACPI_RSD_2BITFLAG, ACPI_RSD_OFFSET(dma.transfer), "Transfer Type",
116 acpi_gbl_siz_decode},
117 {ACPI_RSD_UINT8, ACPI_RSD_OFFSET(dma.channel_count), "Channel Count",
118 NULL},
119 {ACPI_RSD_SHORTLIST, ACPI_RSD_OFFSET(dma.channels[0]), "Channel List",
120 NULL}
121};
122
123struct acpi_rsdump_info acpi_rs_dump_start_dpf[4] = {
124 {ACPI_RSD_TITLE, ACPI_RSD_TABLE_SIZE(acpi_rs_dump_start_dpf),
125 "Start-Dependent-Functions", NULL},
126 {ACPI_RSD_UINT8, ACPI_RSD_OFFSET(start_dpf.descriptor_length),
127 "Descriptor Length", NULL},
128 {ACPI_RSD_2BITFLAG, ACPI_RSD_OFFSET(start_dpf.compatibility_priority),
129 "Compatibility Priority", acpi_gbl_config_decode},
130 {ACPI_RSD_2BITFLAG, ACPI_RSD_OFFSET(start_dpf.performance_robustness),
131 "Performance/Robustness", acpi_gbl_config_decode}
132};
133
134struct acpi_rsdump_info acpi_rs_dump_end_dpf[1] = {
135 {ACPI_RSD_TITLE, ACPI_RSD_TABLE_SIZE(acpi_rs_dump_end_dpf),
136 "End-Dependent-Functions", NULL}
137};
138
139struct acpi_rsdump_info acpi_rs_dump_io[6] = {
140 {ACPI_RSD_TITLE, ACPI_RSD_TABLE_SIZE(acpi_rs_dump_io), "I/O", NULL},
141 {ACPI_RSD_1BITFLAG, ACPI_RSD_OFFSET(io.io_decode), "Address Decoding",
142 acpi_gbl_io_decode},
143 {ACPI_RSD_UINT16, ACPI_RSD_OFFSET(io.minimum), "Address Minimum", NULL},
144 {ACPI_RSD_UINT16, ACPI_RSD_OFFSET(io.maximum), "Address Maximum", NULL},
145 {ACPI_RSD_UINT8, ACPI_RSD_OFFSET(io.alignment), "Alignment", NULL},
146 {ACPI_RSD_UINT8, ACPI_RSD_OFFSET(io.address_length), "Address Length",
147 NULL}
148};
149
150struct acpi_rsdump_info acpi_rs_dump_fixed_io[3] = {
151 {ACPI_RSD_TITLE, ACPI_RSD_TABLE_SIZE(acpi_rs_dump_fixed_io),
152 "Fixed I/O", NULL},
153 {ACPI_RSD_UINT16, ACPI_RSD_OFFSET(fixed_io.address), "Address", NULL},
154 {ACPI_RSD_UINT8, ACPI_RSD_OFFSET(fixed_io.address_length),
155 "Address Length", NULL}
156};
157
158struct acpi_rsdump_info acpi_rs_dump_vendor[3] = {
159 {ACPI_RSD_TITLE, ACPI_RSD_TABLE_SIZE(acpi_rs_dump_vendor),
160 "Vendor Specific", NULL},
161 {ACPI_RSD_UINT16, ACPI_RSD_OFFSET(vendor.byte_length), "Length", NULL},
162 {ACPI_RSD_LONGLIST, ACPI_RSD_OFFSET(vendor.byte_data[0]), "Vendor Data",
163 NULL}
164};
165
166struct acpi_rsdump_info acpi_rs_dump_end_tag[1] = {
167 {ACPI_RSD_TITLE, ACPI_RSD_TABLE_SIZE(acpi_rs_dump_end_tag), "EndTag",
168 NULL}
169};
170
171struct acpi_rsdump_info acpi_rs_dump_memory24[6] = {
172 {ACPI_RSD_TITLE, ACPI_RSD_TABLE_SIZE(acpi_rs_dump_memory24),
173 "24-Bit Memory Range", NULL},
174 {ACPI_RSD_1BITFLAG, ACPI_RSD_OFFSET(memory24.write_protect),
175 "Write Protect", acpi_gbl_rw_decode},
176 {ACPI_RSD_UINT16, ACPI_RSD_OFFSET(memory24.minimum), "Address Minimum",
177 NULL},
178 {ACPI_RSD_UINT16, ACPI_RSD_OFFSET(memory24.maximum), "Address Maximum",
179 NULL},
180 {ACPI_RSD_UINT16, ACPI_RSD_OFFSET(memory24.alignment), "Alignment",
181 NULL},
182 {ACPI_RSD_UINT16, ACPI_RSD_OFFSET(memory24.address_length),
183 "Address Length", NULL}
184};
185
186struct acpi_rsdump_info acpi_rs_dump_memory32[6] = {
187 {ACPI_RSD_TITLE, ACPI_RSD_TABLE_SIZE(acpi_rs_dump_memory32),
188 "32-Bit Memory Range", NULL},
189 {ACPI_RSD_1BITFLAG, ACPI_RSD_OFFSET(memory32.write_protect),
190 "Write Protect", acpi_gbl_rw_decode},
191 {ACPI_RSD_UINT32, ACPI_RSD_OFFSET(memory32.minimum), "Address Minimum",
192 NULL},
193 {ACPI_RSD_UINT32, ACPI_RSD_OFFSET(memory32.maximum), "Address Maximum",
194 NULL},
195 {ACPI_RSD_UINT32, ACPI_RSD_OFFSET(memory32.alignment), "Alignment",
196 NULL},
197 {ACPI_RSD_UINT32, ACPI_RSD_OFFSET(memory32.address_length),
198 "Address Length", NULL}
199};
200
201struct acpi_rsdump_info acpi_rs_dump_fixed_memory32[4] = {
202 {ACPI_RSD_TITLE, ACPI_RSD_TABLE_SIZE(acpi_rs_dump_fixed_memory32),
203 "32-Bit Fixed Memory Range", NULL},
204 {ACPI_RSD_1BITFLAG, ACPI_RSD_OFFSET(fixed_memory32.write_protect),
205 "Write Protect", acpi_gbl_rw_decode},
206 {ACPI_RSD_UINT32, ACPI_RSD_OFFSET(fixed_memory32.address), "Address",
207 NULL},
208 {ACPI_RSD_UINT32, ACPI_RSD_OFFSET(fixed_memory32.address_length),
209 "Address Length", NULL}
210};
211
212struct acpi_rsdump_info acpi_rs_dump_address16[8] = {
213 {ACPI_RSD_TITLE, ACPI_RSD_TABLE_SIZE(acpi_rs_dump_address16),
214 "16-Bit WORD Address Space", NULL},
215 {ACPI_RSD_ADDRESS, 0, NULL, NULL},
216 {ACPI_RSD_UINT16, ACPI_RSD_OFFSET(address16.granularity), "Granularity",
217 NULL},
218 {ACPI_RSD_UINT16, ACPI_RSD_OFFSET(address16.minimum), "Address Minimum",
219 NULL},
220 {ACPI_RSD_UINT16, ACPI_RSD_OFFSET(address16.maximum), "Address Maximum",
221 NULL},
222 {ACPI_RSD_UINT16, ACPI_RSD_OFFSET(address16.translation_offset),
223 "Translation Offset", NULL},
224 {ACPI_RSD_UINT16, ACPI_RSD_OFFSET(address16.address_length),
225 "Address Length", NULL},
226 {ACPI_RSD_SOURCE, ACPI_RSD_OFFSET(address16.resource_source), NULL, NULL}
227};
228
229struct acpi_rsdump_info acpi_rs_dump_address32[8] = {
230 {ACPI_RSD_TITLE, ACPI_RSD_TABLE_SIZE(acpi_rs_dump_address32),
231 "32-Bit DWORD Address Space", NULL},
232 {ACPI_RSD_ADDRESS, 0, NULL, NULL},
233 {ACPI_RSD_UINT32, ACPI_RSD_OFFSET(address32.granularity), "Granularity",
234 NULL},
235 {ACPI_RSD_UINT32, ACPI_RSD_OFFSET(address32.minimum), "Address Minimum",
236 NULL},
237 {ACPI_RSD_UINT32, ACPI_RSD_OFFSET(address32.maximum), "Address Maximum",
238 NULL},
239 {ACPI_RSD_UINT32, ACPI_RSD_OFFSET(address32.translation_offset),
240 "Translation Offset", NULL},
241 {ACPI_RSD_UINT32, ACPI_RSD_OFFSET(address32.address_length),
242 "Address Length", NULL},
243 {ACPI_RSD_SOURCE, ACPI_RSD_OFFSET(address32.resource_source), NULL, NULL}
244};
245
246struct acpi_rsdump_info acpi_rs_dump_address64[8] = {
247 {ACPI_RSD_TITLE, ACPI_RSD_TABLE_SIZE(acpi_rs_dump_address64),
248 "64-Bit QWORD Address Space", NULL},
249 {ACPI_RSD_ADDRESS, 0, NULL, NULL},
250 {ACPI_RSD_UINT64, ACPI_RSD_OFFSET(address64.granularity), "Granularity",
251 NULL},
252 {ACPI_RSD_UINT64, ACPI_RSD_OFFSET(address64.minimum), "Address Minimum",
253 NULL},
254 {ACPI_RSD_UINT64, ACPI_RSD_OFFSET(address64.maximum), "Address Maximum",
255 NULL},
256 {ACPI_RSD_UINT64, ACPI_RSD_OFFSET(address64.translation_offset),
257 "Translation Offset", NULL},
258 {ACPI_RSD_UINT64, ACPI_RSD_OFFSET(address64.address_length),
259 "Address Length", NULL},
260 {ACPI_RSD_SOURCE, ACPI_RSD_OFFSET(address64.resource_source), NULL, NULL}
261};
262
263struct acpi_rsdump_info acpi_rs_dump_ext_address64[8] = {
264 {ACPI_RSD_TITLE, ACPI_RSD_TABLE_SIZE(acpi_rs_dump_ext_address64),
265 "64-Bit Extended Address Space", NULL},
266 {ACPI_RSD_ADDRESS, 0, NULL, NULL},
267 {ACPI_RSD_UINT64, ACPI_RSD_OFFSET(ext_address64.granularity),
268 "Granularity", NULL},
269 {ACPI_RSD_UINT64, ACPI_RSD_OFFSET(ext_address64.minimum),
270 "Address Minimum", NULL},
271 {ACPI_RSD_UINT64, ACPI_RSD_OFFSET(ext_address64.maximum),
272 "Address Maximum", NULL},
273 {ACPI_RSD_UINT64, ACPI_RSD_OFFSET(ext_address64.translation_offset),
274 "Translation Offset", NULL},
275 {ACPI_RSD_UINT64, ACPI_RSD_OFFSET(ext_address64.address_length),
276 "Address Length", NULL},
277 {ACPI_RSD_UINT64, ACPI_RSD_OFFSET(ext_address64.type_specific),
278 "Type-Specific Attribute", NULL}
279};
280
281struct acpi_rsdump_info acpi_rs_dump_ext_irq[8] = {
282 {ACPI_RSD_TITLE, ACPI_RSD_TABLE_SIZE(acpi_rs_dump_ext_irq),
283 "Extended IRQ", NULL},
284 {ACPI_RSD_1BITFLAG, ACPI_RSD_OFFSET(extended_irq.producer_consumer),
285 "Type", acpi_gbl_consume_decode},
286 {ACPI_RSD_1BITFLAG, ACPI_RSD_OFFSET(extended_irq.triggering),
287 "Triggering", acpi_gbl_he_decode},
288 {ACPI_RSD_1BITFLAG, ACPI_RSD_OFFSET(extended_irq.polarity), "Polarity",
289 acpi_gbl_ll_decode},
290 {ACPI_RSD_2BITFLAG, ACPI_RSD_OFFSET(extended_irq.sharable), "Sharing",
291 acpi_gbl_shr_decode},
292 {ACPI_RSD_SOURCE, ACPI_RSD_OFFSET(extended_irq.resource_source), NULL,
293 NULL},
294 {ACPI_RSD_UINT8, ACPI_RSD_OFFSET(extended_irq.interrupt_count),
295 "Interrupt Count", NULL},
296 {ACPI_RSD_DWORDLIST, ACPI_RSD_OFFSET(extended_irq.interrupts[0]),
297 "Interrupt List", NULL}
298};
299
300struct acpi_rsdump_info acpi_rs_dump_generic_reg[6] = {
301 {ACPI_RSD_TITLE, ACPI_RSD_TABLE_SIZE(acpi_rs_dump_generic_reg),
302 "Generic Register", NULL},
303 {ACPI_RSD_UINT8, ACPI_RSD_OFFSET(generic_reg.space_id), "Space ID",
304 NULL},
305 {ACPI_RSD_UINT8, ACPI_RSD_OFFSET(generic_reg.bit_width), "Bit Width",
306 NULL},
307 {ACPI_RSD_UINT8, ACPI_RSD_OFFSET(generic_reg.bit_offset), "Bit Offset",
308 NULL},
309 {ACPI_RSD_UINT8, ACPI_RSD_OFFSET(generic_reg.access_size),
310 "Access Size", NULL},
311 {ACPI_RSD_UINT64, ACPI_RSD_OFFSET(generic_reg.address), "Address", NULL}
312};
313
314struct acpi_rsdump_info acpi_rs_dump_gpio[16] = {
315 {ACPI_RSD_TITLE, ACPI_RSD_TABLE_SIZE(acpi_rs_dump_gpio), "GPIO", NULL},
316 {ACPI_RSD_UINT8, ACPI_RSD_OFFSET(gpio.revision_id), "RevisionId", NULL},
317 {ACPI_RSD_UINT8, ACPI_RSD_OFFSET(gpio.connection_type),
318 "ConnectionType", acpi_gbl_ct_decode},
319 {ACPI_RSD_1BITFLAG, ACPI_RSD_OFFSET(gpio.producer_consumer),
320 "ProducerConsumer", acpi_gbl_consume_decode},
321 {ACPI_RSD_UINT8, ACPI_RSD_OFFSET(gpio.pin_config), "PinConfig",
322 acpi_gbl_ppc_decode},
323 {ACPI_RSD_2BITFLAG, ACPI_RSD_OFFSET(gpio.sharable), "Sharing",
324 acpi_gbl_shr_decode},
325 {ACPI_RSD_2BITFLAG, ACPI_RSD_OFFSET(gpio.io_restriction),
326 "IoRestriction", acpi_gbl_ior_decode},
327 {ACPI_RSD_1BITFLAG, ACPI_RSD_OFFSET(gpio.triggering), "Triggering",
328 acpi_gbl_he_decode},
329 {ACPI_RSD_2BITFLAG, ACPI_RSD_OFFSET(gpio.polarity), "Polarity",
330 acpi_gbl_ll_decode},
331 {ACPI_RSD_UINT16, ACPI_RSD_OFFSET(gpio.drive_strength), "DriveStrength",
332 NULL},
333 {ACPI_RSD_UINT16, ACPI_RSD_OFFSET(gpio.debounce_timeout),
334 "DebounceTimeout", NULL},
335 {ACPI_RSD_SOURCE, ACPI_RSD_OFFSET(gpio.resource_source),
336 "ResourceSource", NULL},
337 {ACPI_RSD_UINT16, ACPI_RSD_OFFSET(gpio.pin_table_length),
338 "PinTableLength", NULL},
339 {ACPI_RSD_WORDLIST, ACPI_RSD_OFFSET(gpio.pin_table), "PinTable", NULL},
340 {ACPI_RSD_UINT16, ACPI_RSD_OFFSET(gpio.vendor_length), "VendorLength",
341 NULL},
342 {ACPI_RSD_SHORTLISTX, ACPI_RSD_OFFSET(gpio.vendor_data), "VendorData",
343 NULL},
344};
345
346struct acpi_rsdump_info acpi_rs_dump_fixed_dma[4] = {
347 {ACPI_RSD_TITLE, ACPI_RSD_TABLE_SIZE(acpi_rs_dump_fixed_dma),
348 "FixedDma", NULL},
349 {ACPI_RSD_UINT16, ACPI_RSD_OFFSET(fixed_dma.request_lines),
350 "RequestLines", NULL},
351 {ACPI_RSD_UINT16, ACPI_RSD_OFFSET(fixed_dma.channels), "Channels",
352 NULL},
353 {ACPI_RSD_UINT8, ACPI_RSD_OFFSET(fixed_dma.width), "TransferWidth",
354 acpi_gbl_dts_decode},
355};
356
357#define ACPI_RS_DUMP_COMMON_SERIAL_BUS \
358 {ACPI_RSD_UINT8, ACPI_RSD_OFFSET (common_serial_bus.revision_id), "RevisionId", NULL}, \
359 {ACPI_RSD_UINT8, ACPI_RSD_OFFSET (common_serial_bus.type), "Type", acpi_gbl_sbt_decode}, \
360 {ACPI_RSD_1BITFLAG, ACPI_RSD_OFFSET (common_serial_bus.producer_consumer), "ProducerConsumer", acpi_gbl_consume_decode}, \
361 {ACPI_RSD_1BITFLAG, ACPI_RSD_OFFSET (common_serial_bus.slave_mode), "SlaveMode", acpi_gbl_sm_decode}, \
362 {ACPI_RSD_UINT8, ACPI_RSD_OFFSET (common_serial_bus.type_revision_id), "TypeRevisionId", NULL}, \
363 {ACPI_RSD_UINT16, ACPI_RSD_OFFSET (common_serial_bus.type_data_length), "TypeDataLength", NULL}, \
364 {ACPI_RSD_SOURCE, ACPI_RSD_OFFSET (common_serial_bus.resource_source), "ResourceSource", NULL}, \
365 {ACPI_RSD_UINT16, ACPI_RSD_OFFSET (common_serial_bus.vendor_length), "VendorLength", NULL}, \
366 {ACPI_RSD_SHORTLISTX,ACPI_RSD_OFFSET (common_serial_bus.vendor_data), "VendorData", NULL},
367
368struct acpi_rsdump_info acpi_rs_dump_common_serial_bus[10] = {
369 {ACPI_RSD_TITLE, ACPI_RSD_TABLE_SIZE(acpi_rs_dump_common_serial_bus),
370 "Common Serial Bus", NULL},
371 ACPI_RS_DUMP_COMMON_SERIAL_BUS
372};
373
374struct acpi_rsdump_info acpi_rs_dump_i2c_serial_bus[13] = {
375 {ACPI_RSD_TITLE, ACPI_RSD_TABLE_SIZE(acpi_rs_dump_i2c_serial_bus),
376 "I2C Serial Bus", NULL},
377 ACPI_RS_DUMP_COMMON_SERIAL_BUS {ACPI_RSD_1BITFLAG,
378 ACPI_RSD_OFFSET(i2c_serial_bus.
379 access_mode),
380 "AccessMode", acpi_gbl_am_decode},
381 {ACPI_RSD_UINT32, ACPI_RSD_OFFSET(i2c_serial_bus.connection_speed),
382 "ConnectionSpeed", NULL},
383 {ACPI_RSD_UINT16, ACPI_RSD_OFFSET(i2c_serial_bus.slave_address),
384 "SlaveAddress", NULL},
385};
386
387struct acpi_rsdump_info acpi_rs_dump_spi_serial_bus[17] = {
388 {ACPI_RSD_TITLE, ACPI_RSD_TABLE_SIZE(acpi_rs_dump_spi_serial_bus),
389 "Spi Serial Bus", NULL},
390 ACPI_RS_DUMP_COMMON_SERIAL_BUS {ACPI_RSD_1BITFLAG,
391 ACPI_RSD_OFFSET(spi_serial_bus.
392 wire_mode), "WireMode",
393 acpi_gbl_wm_decode},
394 {ACPI_RSD_1BITFLAG, ACPI_RSD_OFFSET(spi_serial_bus.device_polarity),
395 "DevicePolarity", acpi_gbl_dp_decode},
396 {ACPI_RSD_UINT8, ACPI_RSD_OFFSET(spi_serial_bus.data_bit_length),
397 "DataBitLength", NULL},
398 {ACPI_RSD_UINT8, ACPI_RSD_OFFSET(spi_serial_bus.clock_phase),
399 "ClockPhase", acpi_gbl_cph_decode},
400 {ACPI_RSD_UINT8, ACPI_RSD_OFFSET(spi_serial_bus.clock_polarity),
401 "ClockPolarity", acpi_gbl_cpo_decode},
402 {ACPI_RSD_UINT16, ACPI_RSD_OFFSET(spi_serial_bus.device_selection),
403 "DeviceSelection", NULL},
404 {ACPI_RSD_UINT32, ACPI_RSD_OFFSET(spi_serial_bus.connection_speed),
405 "ConnectionSpeed", NULL},
406};
407
408struct acpi_rsdump_info acpi_rs_dump_uart_serial_bus[19] = {
409 {ACPI_RSD_TITLE, ACPI_RSD_TABLE_SIZE(acpi_rs_dump_uart_serial_bus),
410 "Uart Serial Bus", NULL},
411 ACPI_RS_DUMP_COMMON_SERIAL_BUS {ACPI_RSD_2BITFLAG,
412 ACPI_RSD_OFFSET(uart_serial_bus.
413 flow_control),
414 "FlowControl", acpi_gbl_fc_decode},
415 {ACPI_RSD_2BITFLAG, ACPI_RSD_OFFSET(uart_serial_bus.stop_bits),
416 "StopBits", acpi_gbl_sb_decode},
417 {ACPI_RSD_3BITFLAG, ACPI_RSD_OFFSET(uart_serial_bus.data_bits),
418 "DataBits", acpi_gbl_bpb_decode},
419 {ACPI_RSD_1BITFLAG, ACPI_RSD_OFFSET(uart_serial_bus.endian), "Endian",
420 acpi_gbl_ed_decode},
421 {ACPI_RSD_UINT8, ACPI_RSD_OFFSET(uart_serial_bus.parity), "Parity",
422 acpi_gbl_pt_decode},
423 {ACPI_RSD_UINT8, ACPI_RSD_OFFSET(uart_serial_bus.lines_enabled),
424 "LinesEnabled", NULL},
425 {ACPI_RSD_UINT16, ACPI_RSD_OFFSET(uart_serial_bus.rx_fifo_size),
426 "RxFifoSize", NULL},
427 {ACPI_RSD_UINT16, ACPI_RSD_OFFSET(uart_serial_bus.tx_fifo_size),
428 "TxFifoSize", NULL},
429 {ACPI_RSD_UINT32, ACPI_RSD_OFFSET(uart_serial_bus.default_baud_rate),
430 "ConnectionSpeed", NULL},
431};
432
433/*
434 * Tables used for common address descriptor flag fields
435 */
436static struct acpi_rsdump_info acpi_rs_dump_general_flags[5] = {
437 {ACPI_RSD_TITLE, ACPI_RSD_TABLE_SIZE(acpi_rs_dump_general_flags), NULL,
438 NULL},
439 {ACPI_RSD_1BITFLAG, ACPI_RSD_OFFSET(address.producer_consumer),
440 "Consumer/Producer", acpi_gbl_consume_decode},
441 {ACPI_RSD_1BITFLAG, ACPI_RSD_OFFSET(address.decode), "Address Decode",
442 acpi_gbl_dec_decode},
443 {ACPI_RSD_1BITFLAG, ACPI_RSD_OFFSET(address.min_address_fixed),
444 "Min Relocatability", acpi_gbl_min_decode},
445 {ACPI_RSD_1BITFLAG, ACPI_RSD_OFFSET(address.max_address_fixed),
446 "Max Relocatability", acpi_gbl_max_decode}
447};
448
449static struct acpi_rsdump_info acpi_rs_dump_memory_flags[5] = {
450 {ACPI_RSD_LITERAL, ACPI_RSD_TABLE_SIZE(acpi_rs_dump_memory_flags),
451 "Resource Type", (void *)"Memory Range"},
452 {ACPI_RSD_1BITFLAG, ACPI_RSD_OFFSET(address.info.mem.write_protect),
453 "Write Protect", acpi_gbl_rw_decode},
454 {ACPI_RSD_2BITFLAG, ACPI_RSD_OFFSET(address.info.mem.caching),
455 "Caching", acpi_gbl_mem_decode},
456 {ACPI_RSD_2BITFLAG, ACPI_RSD_OFFSET(address.info.mem.range_type),
457 "Range Type", acpi_gbl_mtp_decode},
458 {ACPI_RSD_1BITFLAG, ACPI_RSD_OFFSET(address.info.mem.translation),
459 "Translation", acpi_gbl_ttp_decode}
460};
461
462static struct acpi_rsdump_info acpi_rs_dump_io_flags[4] = {
463 {ACPI_RSD_LITERAL, ACPI_RSD_TABLE_SIZE(acpi_rs_dump_io_flags),
464 "Resource Type", (void *)"I/O Range"},
465 {ACPI_RSD_2BITFLAG, ACPI_RSD_OFFSET(address.info.io.range_type),
466 "Range Type", acpi_gbl_rng_decode},
467 {ACPI_RSD_1BITFLAG, ACPI_RSD_OFFSET(address.info.io.translation),
468 "Translation", acpi_gbl_ttp_decode},
469 {ACPI_RSD_1BITFLAG, ACPI_RSD_OFFSET(address.info.io.translation_type),
470 "Translation Type", acpi_gbl_trs_decode}
471};
472
473/*
474 * Table used to dump _PRT contents
475 */
476static struct acpi_rsdump_info acpi_rs_dump_prt[5] = {
477 {ACPI_RSD_TITLE, ACPI_RSD_TABLE_SIZE(acpi_rs_dump_prt), NULL, NULL},
478 {ACPI_RSD_UINT64, ACPI_PRT_OFFSET(address), "Address", NULL},
479 {ACPI_RSD_UINT32, ACPI_PRT_OFFSET(pin), "Pin", NULL},
480 {ACPI_RSD_STRING, ACPI_PRT_OFFSET(source[0]), "Source", NULL},
481 {ACPI_RSD_UINT32, ACPI_PRT_OFFSET(source_index), "Source Index", NULL}
482};
483
484/******************************************************************************* 80/*******************************************************************************
485 * 81 *
486 * FUNCTION: acpi_rs_dump_descriptor 82 * FUNCTION: acpi_rs_dump_descriptor
487 * 83 *
488 * PARAMETERS: Resource 84 * PARAMETERS: resource - Buffer containing the resource
85 * table - Table entry to decode the resource
489 * 86 *
490 * RETURN: None 87 * RETURN: None
491 * 88 *
492 * DESCRIPTION: 89 * DESCRIPTION: Dump a resource descriptor based on a dump table entry.
493 * 90 *
494 ******************************************************************************/ 91 ******************************************************************************/
495 92
diff --git a/drivers/acpi/acpica/rsdumpinfo.c b/drivers/acpi/acpica/rsdumpinfo.c
new file mode 100644
index 000000000000..63a68c96a8ac
--- /dev/null
+++ b/drivers/acpi/acpica/rsdumpinfo.c
@@ -0,0 +1,454 @@
1/*******************************************************************************
2 *
3 * Module Name: rsdumpinfo - Tables used to display resource descriptors.
4 *
5 ******************************************************************************/
6
7/*
8 * Copyright (C) 2000 - 2012, Intel Corp.
9 * All rights reserved.
10 *
11 * Redistribution and use in source and binary forms, with or without
12 * modification, are permitted provided that the following conditions
13 * are met:
14 * 1. Redistributions of source code must retain the above copyright
15 * notice, this list of conditions, and the following disclaimer,
16 * without modification.
17 * 2. Redistributions in binary form must reproduce at minimum a disclaimer
18 * substantially similar to the "NO WARRANTY" disclaimer below
19 * ("Disclaimer") and any redistribution must be conditioned upon
20 * including a substantially similar Disclaimer requirement for further
21 * binary redistribution.
22 * 3. Neither the names of the above-listed copyright holders nor the names
23 * of any contributors may be used to endorse or promote products derived
24 * from this software without specific prior written permission.
25 *
26 * Alternatively, this software may be distributed under the terms of the
27 * GNU General Public License ("GPL") version 2 as published by the Free
28 * Software Foundation.
29 *
30 * NO WARRANTY
31 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
32 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
33 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
34 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
35 * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
36 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
37 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
38 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
39 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
40 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
41 * POSSIBILITY OF SUCH DAMAGES.
42 */
43
44#include <acpi/acpi.h>
45#include "accommon.h"
46#include "acresrc.h"
47
48#define _COMPONENT ACPI_RESOURCES
49ACPI_MODULE_NAME("rsdumpinfo")
50
51#if defined(ACPI_DEBUG_OUTPUT) || defined(ACPI_DEBUGGER)
52#define ACPI_RSD_OFFSET(f) (u8) ACPI_OFFSET (union acpi_resource_data,f)
53#define ACPI_PRT_OFFSET(f) (u8) ACPI_OFFSET (struct acpi_pci_routing_table,f)
54#define ACPI_RSD_TABLE_SIZE(name) (sizeof(name) / sizeof (struct acpi_rsdump_info))
55/*******************************************************************************
56 *
57 * Resource Descriptor info tables
58 *
59 * Note: The first table entry must be a Title or Literal and must contain
60 * the table length (number of table entries)
61 *
62 ******************************************************************************/
63struct acpi_rsdump_info acpi_rs_dump_irq[7] = {
64 {ACPI_RSD_TITLE, ACPI_RSD_TABLE_SIZE(acpi_rs_dump_irq), "IRQ", NULL},
65 {ACPI_RSD_UINT8, ACPI_RSD_OFFSET(irq.descriptor_length),
66 "Descriptor Length", NULL},
67 {ACPI_RSD_1BITFLAG, ACPI_RSD_OFFSET(irq.triggering), "Triggering",
68 acpi_gbl_he_decode},
69 {ACPI_RSD_1BITFLAG, ACPI_RSD_OFFSET(irq.polarity), "Polarity",
70 acpi_gbl_ll_decode},
71 {ACPI_RSD_2BITFLAG, ACPI_RSD_OFFSET(irq.sharable), "Sharing",
72 acpi_gbl_shr_decode},
73 {ACPI_RSD_UINT8, ACPI_RSD_OFFSET(irq.interrupt_count),
74 "Interrupt Count", NULL},
75 {ACPI_RSD_SHORTLIST, ACPI_RSD_OFFSET(irq.interrupts[0]),
76 "Interrupt List", NULL}
77};
78
79struct acpi_rsdump_info acpi_rs_dump_dma[6] = {
80 {ACPI_RSD_TITLE, ACPI_RSD_TABLE_SIZE(acpi_rs_dump_dma), "DMA", NULL},
81 {ACPI_RSD_2BITFLAG, ACPI_RSD_OFFSET(dma.type), "Speed",
82 acpi_gbl_typ_decode},
83 {ACPI_RSD_1BITFLAG, ACPI_RSD_OFFSET(dma.bus_master), "Mastering",
84 acpi_gbl_bm_decode},
85 {ACPI_RSD_2BITFLAG, ACPI_RSD_OFFSET(dma.transfer), "Transfer Type",
86 acpi_gbl_siz_decode},
87 {ACPI_RSD_UINT8, ACPI_RSD_OFFSET(dma.channel_count), "Channel Count",
88 NULL},
89 {ACPI_RSD_SHORTLIST, ACPI_RSD_OFFSET(dma.channels[0]), "Channel List",
90 NULL}
91};
92
93struct acpi_rsdump_info acpi_rs_dump_start_dpf[4] = {
94 {ACPI_RSD_TITLE, ACPI_RSD_TABLE_SIZE(acpi_rs_dump_start_dpf),
95 "Start-Dependent-Functions", NULL},
96 {ACPI_RSD_UINT8, ACPI_RSD_OFFSET(start_dpf.descriptor_length),
97 "Descriptor Length", NULL},
98 {ACPI_RSD_2BITFLAG, ACPI_RSD_OFFSET(start_dpf.compatibility_priority),
99 "Compatibility Priority", acpi_gbl_config_decode},
100 {ACPI_RSD_2BITFLAG, ACPI_RSD_OFFSET(start_dpf.performance_robustness),
101 "Performance/Robustness", acpi_gbl_config_decode}
102};
103
104struct acpi_rsdump_info acpi_rs_dump_end_dpf[1] = {
105 {ACPI_RSD_TITLE, ACPI_RSD_TABLE_SIZE(acpi_rs_dump_end_dpf),
106 "End-Dependent-Functions", NULL}
107};
108
109struct acpi_rsdump_info acpi_rs_dump_io[6] = {
110 {ACPI_RSD_TITLE, ACPI_RSD_TABLE_SIZE(acpi_rs_dump_io), "I/O", NULL},
111 {ACPI_RSD_1BITFLAG, ACPI_RSD_OFFSET(io.io_decode), "Address Decoding",
112 acpi_gbl_io_decode},
113 {ACPI_RSD_UINT16, ACPI_RSD_OFFSET(io.minimum), "Address Minimum", NULL},
114 {ACPI_RSD_UINT16, ACPI_RSD_OFFSET(io.maximum), "Address Maximum", NULL},
115 {ACPI_RSD_UINT8, ACPI_RSD_OFFSET(io.alignment), "Alignment", NULL},
116 {ACPI_RSD_UINT8, ACPI_RSD_OFFSET(io.address_length), "Address Length",
117 NULL}
118};
119
120struct acpi_rsdump_info acpi_rs_dump_fixed_io[3] = {
121 {ACPI_RSD_TITLE, ACPI_RSD_TABLE_SIZE(acpi_rs_dump_fixed_io),
122 "Fixed I/O", NULL},
123 {ACPI_RSD_UINT16, ACPI_RSD_OFFSET(fixed_io.address), "Address", NULL},
124 {ACPI_RSD_UINT8, ACPI_RSD_OFFSET(fixed_io.address_length),
125 "Address Length", NULL}
126};
127
128struct acpi_rsdump_info acpi_rs_dump_vendor[3] = {
129 {ACPI_RSD_TITLE, ACPI_RSD_TABLE_SIZE(acpi_rs_dump_vendor),
130 "Vendor Specific", NULL},
131 {ACPI_RSD_UINT16, ACPI_RSD_OFFSET(vendor.byte_length), "Length", NULL},
132 {ACPI_RSD_LONGLIST, ACPI_RSD_OFFSET(vendor.byte_data[0]), "Vendor Data",
133 NULL}
134};
135
136struct acpi_rsdump_info acpi_rs_dump_end_tag[1] = {
137 {ACPI_RSD_TITLE, ACPI_RSD_TABLE_SIZE(acpi_rs_dump_end_tag), "EndTag",
138 NULL}
139};
140
141struct acpi_rsdump_info acpi_rs_dump_memory24[6] = {
142 {ACPI_RSD_TITLE, ACPI_RSD_TABLE_SIZE(acpi_rs_dump_memory24),
143 "24-Bit Memory Range", NULL},
144 {ACPI_RSD_1BITFLAG, ACPI_RSD_OFFSET(memory24.write_protect),
145 "Write Protect", acpi_gbl_rw_decode},
146 {ACPI_RSD_UINT16, ACPI_RSD_OFFSET(memory24.minimum), "Address Minimum",
147 NULL},
148 {ACPI_RSD_UINT16, ACPI_RSD_OFFSET(memory24.maximum), "Address Maximum",
149 NULL},
150 {ACPI_RSD_UINT16, ACPI_RSD_OFFSET(memory24.alignment), "Alignment",
151 NULL},
152 {ACPI_RSD_UINT16, ACPI_RSD_OFFSET(memory24.address_length),
153 "Address Length", NULL}
154};
155
156struct acpi_rsdump_info acpi_rs_dump_memory32[6] = {
157 {ACPI_RSD_TITLE, ACPI_RSD_TABLE_SIZE(acpi_rs_dump_memory32),
158 "32-Bit Memory Range", NULL},
159 {ACPI_RSD_1BITFLAG, ACPI_RSD_OFFSET(memory32.write_protect),
160 "Write Protect", acpi_gbl_rw_decode},
161 {ACPI_RSD_UINT32, ACPI_RSD_OFFSET(memory32.minimum), "Address Minimum",
162 NULL},
163 {ACPI_RSD_UINT32, ACPI_RSD_OFFSET(memory32.maximum), "Address Maximum",
164 NULL},
165 {ACPI_RSD_UINT32, ACPI_RSD_OFFSET(memory32.alignment), "Alignment",
166 NULL},
167 {ACPI_RSD_UINT32, ACPI_RSD_OFFSET(memory32.address_length),
168 "Address Length", NULL}
169};
170
171struct acpi_rsdump_info acpi_rs_dump_fixed_memory32[4] = {
172 {ACPI_RSD_TITLE, ACPI_RSD_TABLE_SIZE(acpi_rs_dump_fixed_memory32),
173 "32-Bit Fixed Memory Range", NULL},
174 {ACPI_RSD_1BITFLAG, ACPI_RSD_OFFSET(fixed_memory32.write_protect),
175 "Write Protect", acpi_gbl_rw_decode},
176 {ACPI_RSD_UINT32, ACPI_RSD_OFFSET(fixed_memory32.address), "Address",
177 NULL},
178 {ACPI_RSD_UINT32, ACPI_RSD_OFFSET(fixed_memory32.address_length),
179 "Address Length", NULL}
180};
181
182struct acpi_rsdump_info acpi_rs_dump_address16[8] = {
183 {ACPI_RSD_TITLE, ACPI_RSD_TABLE_SIZE(acpi_rs_dump_address16),
184 "16-Bit WORD Address Space", NULL},
185 {ACPI_RSD_ADDRESS, 0, NULL, NULL},
186 {ACPI_RSD_UINT16, ACPI_RSD_OFFSET(address16.granularity), "Granularity",
187 NULL},
188 {ACPI_RSD_UINT16, ACPI_RSD_OFFSET(address16.minimum), "Address Minimum",
189 NULL},
190 {ACPI_RSD_UINT16, ACPI_RSD_OFFSET(address16.maximum), "Address Maximum",
191 NULL},
192 {ACPI_RSD_UINT16, ACPI_RSD_OFFSET(address16.translation_offset),
193 "Translation Offset", NULL},
194 {ACPI_RSD_UINT16, ACPI_RSD_OFFSET(address16.address_length),
195 "Address Length", NULL},
196 {ACPI_RSD_SOURCE, ACPI_RSD_OFFSET(address16.resource_source), NULL, NULL}
197};
198
199struct acpi_rsdump_info acpi_rs_dump_address32[8] = {
200 {ACPI_RSD_TITLE, ACPI_RSD_TABLE_SIZE(acpi_rs_dump_address32),
201 "32-Bit DWORD Address Space", NULL},
202 {ACPI_RSD_ADDRESS, 0, NULL, NULL},
203 {ACPI_RSD_UINT32, ACPI_RSD_OFFSET(address32.granularity), "Granularity",
204 NULL},
205 {ACPI_RSD_UINT32, ACPI_RSD_OFFSET(address32.minimum), "Address Minimum",
206 NULL},
207 {ACPI_RSD_UINT32, ACPI_RSD_OFFSET(address32.maximum), "Address Maximum",
208 NULL},
209 {ACPI_RSD_UINT32, ACPI_RSD_OFFSET(address32.translation_offset),
210 "Translation Offset", NULL},
211 {ACPI_RSD_UINT32, ACPI_RSD_OFFSET(address32.address_length),
212 "Address Length", NULL},
213 {ACPI_RSD_SOURCE, ACPI_RSD_OFFSET(address32.resource_source), NULL, NULL}
214};
215
216struct acpi_rsdump_info acpi_rs_dump_address64[8] = {
217 {ACPI_RSD_TITLE, ACPI_RSD_TABLE_SIZE(acpi_rs_dump_address64),
218 "64-Bit QWORD Address Space", NULL},
219 {ACPI_RSD_ADDRESS, 0, NULL, NULL},
220 {ACPI_RSD_UINT64, ACPI_RSD_OFFSET(address64.granularity), "Granularity",
221 NULL},
222 {ACPI_RSD_UINT64, ACPI_RSD_OFFSET(address64.minimum), "Address Minimum",
223 NULL},
224 {ACPI_RSD_UINT64, ACPI_RSD_OFFSET(address64.maximum), "Address Maximum",
225 NULL},
226 {ACPI_RSD_UINT64, ACPI_RSD_OFFSET(address64.translation_offset),
227 "Translation Offset", NULL},
228 {ACPI_RSD_UINT64, ACPI_RSD_OFFSET(address64.address_length),
229 "Address Length", NULL},
230 {ACPI_RSD_SOURCE, ACPI_RSD_OFFSET(address64.resource_source), NULL, NULL}
231};
232
233struct acpi_rsdump_info acpi_rs_dump_ext_address64[8] = {
234 {ACPI_RSD_TITLE, ACPI_RSD_TABLE_SIZE(acpi_rs_dump_ext_address64),
235 "64-Bit Extended Address Space", NULL},
236 {ACPI_RSD_ADDRESS, 0, NULL, NULL},
237 {ACPI_RSD_UINT64, ACPI_RSD_OFFSET(ext_address64.granularity),
238 "Granularity", NULL},
239 {ACPI_RSD_UINT64, ACPI_RSD_OFFSET(ext_address64.minimum),
240 "Address Minimum", NULL},
241 {ACPI_RSD_UINT64, ACPI_RSD_OFFSET(ext_address64.maximum),
242 "Address Maximum", NULL},
243 {ACPI_RSD_UINT64, ACPI_RSD_OFFSET(ext_address64.translation_offset),
244 "Translation Offset", NULL},
245 {ACPI_RSD_UINT64, ACPI_RSD_OFFSET(ext_address64.address_length),
246 "Address Length", NULL},
247 {ACPI_RSD_UINT64, ACPI_RSD_OFFSET(ext_address64.type_specific),
248 "Type-Specific Attribute", NULL}
249};
250
251struct acpi_rsdump_info acpi_rs_dump_ext_irq[8] = {
252 {ACPI_RSD_TITLE, ACPI_RSD_TABLE_SIZE(acpi_rs_dump_ext_irq),
253 "Extended IRQ", NULL},
254 {ACPI_RSD_1BITFLAG, ACPI_RSD_OFFSET(extended_irq.producer_consumer),
255 "Type", acpi_gbl_consume_decode},
256 {ACPI_RSD_1BITFLAG, ACPI_RSD_OFFSET(extended_irq.triggering),
257 "Triggering", acpi_gbl_he_decode},
258 {ACPI_RSD_1BITFLAG, ACPI_RSD_OFFSET(extended_irq.polarity), "Polarity",
259 acpi_gbl_ll_decode},
260 {ACPI_RSD_2BITFLAG, ACPI_RSD_OFFSET(extended_irq.sharable), "Sharing",
261 acpi_gbl_shr_decode},
262 {ACPI_RSD_SOURCE, ACPI_RSD_OFFSET(extended_irq.resource_source), NULL,
263 NULL},
264 {ACPI_RSD_UINT8, ACPI_RSD_OFFSET(extended_irq.interrupt_count),
265 "Interrupt Count", NULL},
266 {ACPI_RSD_DWORDLIST, ACPI_RSD_OFFSET(extended_irq.interrupts[0]),
267 "Interrupt List", NULL}
268};
269
270struct acpi_rsdump_info acpi_rs_dump_generic_reg[6] = {
271 {ACPI_RSD_TITLE, ACPI_RSD_TABLE_SIZE(acpi_rs_dump_generic_reg),
272 "Generic Register", NULL},
273 {ACPI_RSD_UINT8, ACPI_RSD_OFFSET(generic_reg.space_id), "Space ID",
274 NULL},
275 {ACPI_RSD_UINT8, ACPI_RSD_OFFSET(generic_reg.bit_width), "Bit Width",
276 NULL},
277 {ACPI_RSD_UINT8, ACPI_RSD_OFFSET(generic_reg.bit_offset), "Bit Offset",
278 NULL},
279 {ACPI_RSD_UINT8, ACPI_RSD_OFFSET(generic_reg.access_size),
280 "Access Size", NULL},
281 {ACPI_RSD_UINT64, ACPI_RSD_OFFSET(generic_reg.address), "Address", NULL}
282};
283
284struct acpi_rsdump_info acpi_rs_dump_gpio[16] = {
285 {ACPI_RSD_TITLE, ACPI_RSD_TABLE_SIZE(acpi_rs_dump_gpio), "GPIO", NULL},
286 {ACPI_RSD_UINT8, ACPI_RSD_OFFSET(gpio.revision_id), "RevisionId", NULL},
287 {ACPI_RSD_UINT8, ACPI_RSD_OFFSET(gpio.connection_type),
288 "ConnectionType", acpi_gbl_ct_decode},
289 {ACPI_RSD_1BITFLAG, ACPI_RSD_OFFSET(gpio.producer_consumer),
290 "ProducerConsumer", acpi_gbl_consume_decode},
291 {ACPI_RSD_UINT8, ACPI_RSD_OFFSET(gpio.pin_config), "PinConfig",
292 acpi_gbl_ppc_decode},
293 {ACPI_RSD_2BITFLAG, ACPI_RSD_OFFSET(gpio.sharable), "Sharing",
294 acpi_gbl_shr_decode},
295 {ACPI_RSD_2BITFLAG, ACPI_RSD_OFFSET(gpio.io_restriction),
296 "IoRestriction", acpi_gbl_ior_decode},
297 {ACPI_RSD_1BITFLAG, ACPI_RSD_OFFSET(gpio.triggering), "Triggering",
298 acpi_gbl_he_decode},
299 {ACPI_RSD_2BITFLAG, ACPI_RSD_OFFSET(gpio.polarity), "Polarity",
300 acpi_gbl_ll_decode},
301 {ACPI_RSD_UINT16, ACPI_RSD_OFFSET(gpio.drive_strength), "DriveStrength",
302 NULL},
303 {ACPI_RSD_UINT16, ACPI_RSD_OFFSET(gpio.debounce_timeout),
304 "DebounceTimeout", NULL},
305 {ACPI_RSD_SOURCE, ACPI_RSD_OFFSET(gpio.resource_source),
306 "ResourceSource", NULL},
307 {ACPI_RSD_UINT16, ACPI_RSD_OFFSET(gpio.pin_table_length),
308 "PinTableLength", NULL},
309 {ACPI_RSD_WORDLIST, ACPI_RSD_OFFSET(gpio.pin_table), "PinTable", NULL},
310 {ACPI_RSD_UINT16, ACPI_RSD_OFFSET(gpio.vendor_length), "VendorLength",
311 NULL},
312 {ACPI_RSD_SHORTLISTX, ACPI_RSD_OFFSET(gpio.vendor_data), "VendorData",
313 NULL},
314};
315
316struct acpi_rsdump_info acpi_rs_dump_fixed_dma[4] = {
317 {ACPI_RSD_TITLE, ACPI_RSD_TABLE_SIZE(acpi_rs_dump_fixed_dma),
318 "FixedDma", NULL},
319 {ACPI_RSD_UINT16, ACPI_RSD_OFFSET(fixed_dma.request_lines),
320 "RequestLines", NULL},
321 {ACPI_RSD_UINT16, ACPI_RSD_OFFSET(fixed_dma.channels), "Channels",
322 NULL},
323 {ACPI_RSD_UINT8, ACPI_RSD_OFFSET(fixed_dma.width), "TransferWidth",
324 acpi_gbl_dts_decode},
325};
326
327#define ACPI_RS_DUMP_COMMON_SERIAL_BUS \
328 {ACPI_RSD_UINT8, ACPI_RSD_OFFSET (common_serial_bus.revision_id), "RevisionId", NULL}, \
329 {ACPI_RSD_UINT8, ACPI_RSD_OFFSET (common_serial_bus.type), "Type", acpi_gbl_sbt_decode}, \
330 {ACPI_RSD_1BITFLAG, ACPI_RSD_OFFSET (common_serial_bus.producer_consumer), "ProducerConsumer", acpi_gbl_consume_decode}, \
331 {ACPI_RSD_1BITFLAG, ACPI_RSD_OFFSET (common_serial_bus.slave_mode), "SlaveMode", acpi_gbl_sm_decode}, \
332 {ACPI_RSD_UINT8, ACPI_RSD_OFFSET (common_serial_bus.type_revision_id), "TypeRevisionId", NULL}, \
333 {ACPI_RSD_UINT16, ACPI_RSD_OFFSET (common_serial_bus.type_data_length), "TypeDataLength", NULL}, \
334 {ACPI_RSD_SOURCE, ACPI_RSD_OFFSET (common_serial_bus.resource_source), "ResourceSource", NULL}, \
335 {ACPI_RSD_UINT16, ACPI_RSD_OFFSET (common_serial_bus.vendor_length), "VendorLength", NULL}, \
336 {ACPI_RSD_SHORTLISTX,ACPI_RSD_OFFSET (common_serial_bus.vendor_data), "VendorData", NULL},
337
338struct acpi_rsdump_info acpi_rs_dump_common_serial_bus[10] = {
339 {ACPI_RSD_TITLE, ACPI_RSD_TABLE_SIZE(acpi_rs_dump_common_serial_bus),
340 "Common Serial Bus", NULL},
341 ACPI_RS_DUMP_COMMON_SERIAL_BUS
342};
343
344struct acpi_rsdump_info acpi_rs_dump_i2c_serial_bus[13] = {
345 {ACPI_RSD_TITLE, ACPI_RSD_TABLE_SIZE(acpi_rs_dump_i2c_serial_bus),
346 "I2C Serial Bus", NULL},
347 ACPI_RS_DUMP_COMMON_SERIAL_BUS {ACPI_RSD_1BITFLAG,
348 ACPI_RSD_OFFSET(i2c_serial_bus.
349 access_mode),
350 "AccessMode", acpi_gbl_am_decode},
351 {ACPI_RSD_UINT32, ACPI_RSD_OFFSET(i2c_serial_bus.connection_speed),
352 "ConnectionSpeed", NULL},
353 {ACPI_RSD_UINT16, ACPI_RSD_OFFSET(i2c_serial_bus.slave_address),
354 "SlaveAddress", NULL},
355};
356
357struct acpi_rsdump_info acpi_rs_dump_spi_serial_bus[17] = {
358 {ACPI_RSD_TITLE, ACPI_RSD_TABLE_SIZE(acpi_rs_dump_spi_serial_bus),
359 "Spi Serial Bus", NULL},
360 ACPI_RS_DUMP_COMMON_SERIAL_BUS {ACPI_RSD_1BITFLAG,
361 ACPI_RSD_OFFSET(spi_serial_bus.
362 wire_mode), "WireMode",
363 acpi_gbl_wm_decode},
364 {ACPI_RSD_1BITFLAG, ACPI_RSD_OFFSET(spi_serial_bus.device_polarity),
365 "DevicePolarity", acpi_gbl_dp_decode},
366 {ACPI_RSD_UINT8, ACPI_RSD_OFFSET(spi_serial_bus.data_bit_length),
367 "DataBitLength", NULL},
368 {ACPI_RSD_UINT8, ACPI_RSD_OFFSET(spi_serial_bus.clock_phase),
369 "ClockPhase", acpi_gbl_cph_decode},
370 {ACPI_RSD_UINT8, ACPI_RSD_OFFSET(spi_serial_bus.clock_polarity),
371 "ClockPolarity", acpi_gbl_cpo_decode},
372 {ACPI_RSD_UINT16, ACPI_RSD_OFFSET(spi_serial_bus.device_selection),
373 "DeviceSelection", NULL},
374 {ACPI_RSD_UINT32, ACPI_RSD_OFFSET(spi_serial_bus.connection_speed),
375 "ConnectionSpeed", NULL},
376};
377
378struct acpi_rsdump_info acpi_rs_dump_uart_serial_bus[19] = {
379 {ACPI_RSD_TITLE, ACPI_RSD_TABLE_SIZE(acpi_rs_dump_uart_serial_bus),
380 "Uart Serial Bus", NULL},
381 ACPI_RS_DUMP_COMMON_SERIAL_BUS {ACPI_RSD_2BITFLAG,
382 ACPI_RSD_OFFSET(uart_serial_bus.
383 flow_control),
384 "FlowControl", acpi_gbl_fc_decode},
385 {ACPI_RSD_2BITFLAG, ACPI_RSD_OFFSET(uart_serial_bus.stop_bits),
386 "StopBits", acpi_gbl_sb_decode},
387 {ACPI_RSD_3BITFLAG, ACPI_RSD_OFFSET(uart_serial_bus.data_bits),
388 "DataBits", acpi_gbl_bpb_decode},
389 {ACPI_RSD_1BITFLAG, ACPI_RSD_OFFSET(uart_serial_bus.endian), "Endian",
390 acpi_gbl_ed_decode},
391 {ACPI_RSD_UINT8, ACPI_RSD_OFFSET(uart_serial_bus.parity), "Parity",
392 acpi_gbl_pt_decode},
393 {ACPI_RSD_UINT8, ACPI_RSD_OFFSET(uart_serial_bus.lines_enabled),
394 "LinesEnabled", NULL},
395 {ACPI_RSD_UINT16, ACPI_RSD_OFFSET(uart_serial_bus.rx_fifo_size),
396 "RxFifoSize", NULL},
397 {ACPI_RSD_UINT16, ACPI_RSD_OFFSET(uart_serial_bus.tx_fifo_size),
398 "TxFifoSize", NULL},
399 {ACPI_RSD_UINT32, ACPI_RSD_OFFSET(uart_serial_bus.default_baud_rate),
400 "ConnectionSpeed", NULL},
401};
402
403/*
404 * Tables used for common address descriptor flag fields
405 */
406struct acpi_rsdump_info acpi_rs_dump_general_flags[5] = {
407 {ACPI_RSD_TITLE, ACPI_RSD_TABLE_SIZE(acpi_rs_dump_general_flags), NULL,
408 NULL},
409 {ACPI_RSD_1BITFLAG, ACPI_RSD_OFFSET(address.producer_consumer),
410 "Consumer/Producer", acpi_gbl_consume_decode},
411 {ACPI_RSD_1BITFLAG, ACPI_RSD_OFFSET(address.decode), "Address Decode",
412 acpi_gbl_dec_decode},
413 {ACPI_RSD_1BITFLAG, ACPI_RSD_OFFSET(address.min_address_fixed),
414 "Min Relocatability", acpi_gbl_min_decode},
415 {ACPI_RSD_1BITFLAG, ACPI_RSD_OFFSET(address.max_address_fixed),
416 "Max Relocatability", acpi_gbl_max_decode}
417};
418
419struct acpi_rsdump_info acpi_rs_dump_memory_flags[5] = {
420 {ACPI_RSD_LITERAL, ACPI_RSD_TABLE_SIZE(acpi_rs_dump_memory_flags),
421 "Resource Type", (void *)"Memory Range"},
422 {ACPI_RSD_1BITFLAG, ACPI_RSD_OFFSET(address.info.mem.write_protect),
423 "Write Protect", acpi_gbl_rw_decode},
424 {ACPI_RSD_2BITFLAG, ACPI_RSD_OFFSET(address.info.mem.caching),
425 "Caching", acpi_gbl_mem_decode},
426 {ACPI_RSD_2BITFLAG, ACPI_RSD_OFFSET(address.info.mem.range_type),
427 "Range Type", acpi_gbl_mtp_decode},
428 {ACPI_RSD_1BITFLAG, ACPI_RSD_OFFSET(address.info.mem.translation),
429 "Translation", acpi_gbl_ttp_decode}
430};
431
432struct acpi_rsdump_info acpi_rs_dump_io_flags[4] = {
433 {ACPI_RSD_LITERAL, ACPI_RSD_TABLE_SIZE(acpi_rs_dump_io_flags),
434 "Resource Type", (void *)"I/O Range"},
435 {ACPI_RSD_2BITFLAG, ACPI_RSD_OFFSET(address.info.io.range_type),
436 "Range Type", acpi_gbl_rng_decode},
437 {ACPI_RSD_1BITFLAG, ACPI_RSD_OFFSET(address.info.io.translation),
438 "Translation", acpi_gbl_ttp_decode},
439 {ACPI_RSD_1BITFLAG, ACPI_RSD_OFFSET(address.info.io.translation_type),
440 "Translation Type", acpi_gbl_trs_decode}
441};
442
443/*
444 * Table used to dump _PRT contents
445 */
446struct acpi_rsdump_info acpi_rs_dump_prt[5] = {
447 {ACPI_RSD_TITLE, ACPI_RSD_TABLE_SIZE(acpi_rs_dump_prt), NULL, NULL},
448 {ACPI_RSD_UINT64, ACPI_PRT_OFFSET(address), "Address", NULL},
449 {ACPI_RSD_UINT32, ACPI_PRT_OFFSET(pin), "Pin", NULL},
450 {ACPI_RSD_STRING, ACPI_PRT_OFFSET(source[0]), "Source", NULL},
451 {ACPI_RSD_UINT32, ACPI_PRT_OFFSET(source_index), "Source Index", NULL}
452};
453
454#endif
diff --git a/drivers/acpi/acpica/utmisc.c b/drivers/acpi/acpica/utmisc.c
index 28819929863c..7ebf4e49266a 100644
--- a/drivers/acpi/acpica/utmisc.c
+++ b/drivers/acpi/acpica/utmisc.c
@@ -48,36 +48,6 @@
48#define _COMPONENT ACPI_UTILITIES 48#define _COMPONENT ACPI_UTILITIES
49ACPI_MODULE_NAME("utmisc") 49ACPI_MODULE_NAME("utmisc")
50 50
51#if defined ACPI_ASL_COMPILER || defined ACPI_EXEC_APP
52/*******************************************************************************
53 *
54 * FUNCTION: ut_convert_backslashes
55 *
56 * PARAMETERS: pathname - File pathname string to be converted
57 *
58 * RETURN: Modifies the input Pathname
59 *
60 * DESCRIPTION: Convert all backslashes (0x5C) to forward slashes (0x2F) within
61 * the entire input file pathname string.
62 *
63 ******************************************************************************/
64void ut_convert_backslashes(char *pathname)
65{
66
67 if (!pathname) {
68 return;
69 }
70
71 while (*pathname) {
72 if (*pathname == '\\') {
73 *pathname = '/';
74 }
75
76 pathname++;
77 }
78}
79#endif
80
81/******************************************************************************* 51/*******************************************************************************
82 * 52 *
83 * FUNCTION: acpi_ut_is_pci_root_bridge 53 * FUNCTION: acpi_ut_is_pci_root_bridge
@@ -89,7 +59,6 @@ void ut_convert_backslashes(char *pathname)
89 * DESCRIPTION: Determine if the input ID is a PCI Root Bridge ID. 59 * DESCRIPTION: Determine if the input ID is a PCI Root Bridge ID.
90 * 60 *
91 ******************************************************************************/ 61 ******************************************************************************/
92
93u8 acpi_ut_is_pci_root_bridge(char *id) 62u8 acpi_ut_is_pci_root_bridge(char *id)
94{ 63{
95 64
@@ -136,362 +105,6 @@ u8 acpi_ut_is_aml_table(struct acpi_table_header *table)
136 105
137/******************************************************************************* 106/*******************************************************************************
138 * 107 *
139 * FUNCTION: acpi_ut_allocate_owner_id
140 *
141 * PARAMETERS: owner_id - Where the new owner ID is returned
142 *
143 * RETURN: Status
144 *
145 * DESCRIPTION: Allocate a table or method owner ID. The owner ID is used to
146 * track objects created by the table or method, to be deleted
147 * when the method exits or the table is unloaded.
148 *
149 ******************************************************************************/
150
151acpi_status acpi_ut_allocate_owner_id(acpi_owner_id * owner_id)
152{
153 u32 i;
154 u32 j;
155 u32 k;
156 acpi_status status;
157
158 ACPI_FUNCTION_TRACE(ut_allocate_owner_id);
159
160 /* Guard against multiple allocations of ID to the same location */
161
162 if (*owner_id) {
163 ACPI_ERROR((AE_INFO, "Owner ID [0x%2.2X] already exists",
164 *owner_id));
165 return_ACPI_STATUS(AE_ALREADY_EXISTS);
166 }
167
168 /* Mutex for the global ID mask */
169
170 status = acpi_ut_acquire_mutex(ACPI_MTX_CACHES);
171 if (ACPI_FAILURE(status)) {
172 return_ACPI_STATUS(status);
173 }
174
175 /*
176 * Find a free owner ID, cycle through all possible IDs on repeated
177 * allocations. (ACPI_NUM_OWNERID_MASKS + 1) because first index may have
178 * to be scanned twice.
179 */
180 for (i = 0, j = acpi_gbl_last_owner_id_index;
181 i < (ACPI_NUM_OWNERID_MASKS + 1); i++, j++) {
182 if (j >= ACPI_NUM_OWNERID_MASKS) {
183 j = 0; /* Wraparound to start of mask array */
184 }
185
186 for (k = acpi_gbl_next_owner_id_offset; k < 32; k++) {
187 if (acpi_gbl_owner_id_mask[j] == ACPI_UINT32_MAX) {
188
189 /* There are no free IDs in this mask */
190
191 break;
192 }
193
194 if (!(acpi_gbl_owner_id_mask[j] & (1 << k))) {
195 /*
196 * Found a free ID. The actual ID is the bit index plus one,
197 * making zero an invalid Owner ID. Save this as the last ID
198 * allocated and update the global ID mask.
199 */
200 acpi_gbl_owner_id_mask[j] |= (1 << k);
201
202 acpi_gbl_last_owner_id_index = (u8)j;
203 acpi_gbl_next_owner_id_offset = (u8)(k + 1);
204
205 /*
206 * Construct encoded ID from the index and bit position
207 *
208 * Note: Last [j].k (bit 255) is never used and is marked
209 * permanently allocated (prevents +1 overflow)
210 */
211 *owner_id =
212 (acpi_owner_id) ((k + 1) + ACPI_MUL_32(j));
213
214 ACPI_DEBUG_PRINT((ACPI_DB_VALUES,
215 "Allocated OwnerId: %2.2X\n",
216 (unsigned int)*owner_id));
217 goto exit;
218 }
219 }
220
221 acpi_gbl_next_owner_id_offset = 0;
222 }
223
224 /*
225 * All owner_ids have been allocated. This typically should
226 * not happen since the IDs are reused after deallocation. The IDs are
227 * allocated upon table load (one per table) and method execution, and
228 * they are released when a table is unloaded or a method completes
229 * execution.
230 *
231 * If this error happens, there may be very deep nesting of invoked control
232 * methods, or there may be a bug where the IDs are not released.
233 */
234 status = AE_OWNER_ID_LIMIT;
235 ACPI_ERROR((AE_INFO,
236 "Could not allocate new OwnerId (255 max), AE_OWNER_ID_LIMIT"));
237
238 exit:
239 (void)acpi_ut_release_mutex(ACPI_MTX_CACHES);
240 return_ACPI_STATUS(status);
241}
242
243/*******************************************************************************
244 *
245 * FUNCTION: acpi_ut_release_owner_id
246 *
247 * PARAMETERS: owner_id_ptr - Pointer to a previously allocated owner_ID
248 *
249 * RETURN: None. No error is returned because we are either exiting a
250 * control method or unloading a table. Either way, we would
251 * ignore any error anyway.
252 *
253 * DESCRIPTION: Release a table or method owner ID. Valid IDs are 1 - 255
254 *
255 ******************************************************************************/
256
257void acpi_ut_release_owner_id(acpi_owner_id * owner_id_ptr)
258{
259 acpi_owner_id owner_id = *owner_id_ptr;
260 acpi_status status;
261 u32 index;
262 u32 bit;
263
264 ACPI_FUNCTION_TRACE_U32(ut_release_owner_id, owner_id);
265
266 /* Always clear the input owner_id (zero is an invalid ID) */
267
268 *owner_id_ptr = 0;
269
270 /* Zero is not a valid owner_ID */
271
272 if (owner_id == 0) {
273 ACPI_ERROR((AE_INFO, "Invalid OwnerId: 0x%2.2X", owner_id));
274 return_VOID;
275 }
276
277 /* Mutex for the global ID mask */
278
279 status = acpi_ut_acquire_mutex(ACPI_MTX_CACHES);
280 if (ACPI_FAILURE(status)) {
281 return_VOID;
282 }
283
284 /* Normalize the ID to zero */
285
286 owner_id--;
287
288 /* Decode ID to index/offset pair */
289
290 index = ACPI_DIV_32(owner_id);
291 bit = 1 << ACPI_MOD_32(owner_id);
292
293 /* Free the owner ID only if it is valid */
294
295 if (acpi_gbl_owner_id_mask[index] & bit) {
296 acpi_gbl_owner_id_mask[index] ^= bit;
297 } else {
298 ACPI_ERROR((AE_INFO,
299 "Release of non-allocated OwnerId: 0x%2.2X",
300 owner_id + 1));
301 }
302
303 (void)acpi_ut_release_mutex(ACPI_MTX_CACHES);
304 return_VOID;
305}
306
307/*******************************************************************************
308 *
309 * FUNCTION: acpi_ut_strupr (strupr)
310 *
311 * PARAMETERS: src_string - The source string to convert
312 *
313 * RETURN: None
314 *
315 * DESCRIPTION: Convert string to uppercase
316 *
317 * NOTE: This is not a POSIX function, so it appears here, not in utclib.c
318 *
319 ******************************************************************************/
320
321void acpi_ut_strupr(char *src_string)
322{
323 char *string;
324
325 ACPI_FUNCTION_ENTRY();
326
327 if (!src_string) {
328 return;
329 }
330
331 /* Walk entire string, uppercasing the letters */
332
333 for (string = src_string; *string; string++) {
334 *string = (char)ACPI_TOUPPER(*string);
335 }
336
337 return;
338}
339
340#ifdef ACPI_ASL_COMPILER
341/*******************************************************************************
342 *
343 * FUNCTION: acpi_ut_strlwr (strlwr)
344 *
345 * PARAMETERS: src_string - The source string to convert
346 *
347 * RETURN: None
348 *
349 * DESCRIPTION: Convert string to lowercase
350 *
351 * NOTE: This is not a POSIX function, so it appears here, not in utclib.c
352 *
353 ******************************************************************************/
354
355void acpi_ut_strlwr(char *src_string)
356{
357 char *string;
358
359 ACPI_FUNCTION_ENTRY();
360
361 if (!src_string) {
362 return;
363 }
364
365 /* Walk entire string, lowercasing the letters */
366
367 for (string = src_string; *string; string++) {
368 *string = (char)ACPI_TOLOWER(*string);
369 }
370
371 return;
372}
373
374/******************************************************************************
375 *
376 * FUNCTION: acpi_ut_stricmp
377 *
378 * PARAMETERS: string1 - first string to compare
379 * string2 - second string to compare
380 *
381 * RETURN: int that signifies string relationship. Zero means strings
382 * are equal.
383 *
384 * DESCRIPTION: Implementation of the non-ANSI stricmp function (compare
385 * strings with no case sensitivity)
386 *
387 ******************************************************************************/
388
389int acpi_ut_stricmp(char *string1, char *string2)
390{
391 int c1;
392 int c2;
393
394 do {
395 c1 = tolower((int)*string1);
396 c2 = tolower((int)*string2);
397
398 string1++;
399 string2++;
400 }
401 while ((c1 == c2) && (c1));
402
403 return (c1 - c2);
404}
405#endif
406
407/*******************************************************************************
408 *
409 * FUNCTION: acpi_ut_print_string
410 *
411 * PARAMETERS: string - Null terminated ASCII string
412 * max_length - Maximum output length
413 *
414 * RETURN: None
415 *
416 * DESCRIPTION: Dump an ASCII string with support for ACPI-defined escape
417 * sequences.
418 *
419 ******************************************************************************/
420
421void acpi_ut_print_string(char *string, u8 max_length)
422{
423 u32 i;
424
425 if (!string) {
426 acpi_os_printf("<\"NULL STRING PTR\">");
427 return;
428 }
429
430 acpi_os_printf("\"");
431 for (i = 0; string[i] && (i < max_length); i++) {
432
433 /* Escape sequences */
434
435 switch (string[i]) {
436 case 0x07:
437 acpi_os_printf("\\a"); /* BELL */
438 break;
439
440 case 0x08:
441 acpi_os_printf("\\b"); /* BACKSPACE */
442 break;
443
444 case 0x0C:
445 acpi_os_printf("\\f"); /* FORMFEED */
446 break;
447
448 case 0x0A:
449 acpi_os_printf("\\n"); /* LINEFEED */
450 break;
451
452 case 0x0D:
453 acpi_os_printf("\\r"); /* CARRIAGE RETURN */
454 break;
455
456 case 0x09:
457 acpi_os_printf("\\t"); /* HORIZONTAL TAB */
458 break;
459
460 case 0x0B:
461 acpi_os_printf("\\v"); /* VERTICAL TAB */
462 break;
463
464 case '\'': /* Single Quote */
465 case '\"': /* Double Quote */
466 case '\\': /* Backslash */
467 acpi_os_printf("\\%c", (int)string[i]);
468 break;
469
470 default:
471
472 /* Check for printable character or hex escape */
473
474 if (ACPI_IS_PRINT(string[i])) {
475 /* This is a normal character */
476
477 acpi_os_printf("%c", (int)string[i]);
478 } else {
479 /* All others will be Hex escapes */
480
481 acpi_os_printf("\\x%2.2X", (s32) string[i]);
482 }
483 break;
484 }
485 }
486 acpi_os_printf("\"");
487
488 if (i == max_length && string[i]) {
489 acpi_os_printf("...");
490 }
491}
492
493/*******************************************************************************
494 *
495 * FUNCTION: acpi_ut_dword_byte_swap 108 * FUNCTION: acpi_ut_dword_byte_swap
496 * 109 *
497 * PARAMETERS: value - Value to be converted 110 * PARAMETERS: value - Value to be converted
@@ -559,379 +172,6 @@ void acpi_ut_set_integer_width(u8 revision)
559 } 172 }
560} 173}
561 174
562#ifdef ACPI_DEBUG_OUTPUT
563/*******************************************************************************
564 *
565 * FUNCTION: acpi_ut_display_init_pathname
566 *
567 * PARAMETERS: type - Object type of the node
568 * obj_handle - Handle whose pathname will be displayed
569 * path - Additional path string to be appended.
570 * (NULL if no extra path)
571 *
572 * RETURN: acpi_status
573 *
574 * DESCRIPTION: Display full pathname of an object, DEBUG ONLY
575 *
576 ******************************************************************************/
577
578void
579acpi_ut_display_init_pathname(u8 type,
580 struct acpi_namespace_node *obj_handle,
581 char *path)
582{
583 acpi_status status;
584 struct acpi_buffer buffer;
585
586 ACPI_FUNCTION_ENTRY();
587
588 /* Only print the path if the appropriate debug level is enabled */
589
590 if (!(acpi_dbg_level & ACPI_LV_INIT_NAMES)) {
591 return;
592 }
593
594 /* Get the full pathname to the node */
595
596 buffer.length = ACPI_ALLOCATE_LOCAL_BUFFER;
597 status = acpi_ns_handle_to_pathname(obj_handle, &buffer);
598 if (ACPI_FAILURE(status)) {
599 return;
600 }
601
602 /* Print what we're doing */
603
604 switch (type) {
605 case ACPI_TYPE_METHOD:
606 acpi_os_printf("Executing ");
607 break;
608
609 default:
610 acpi_os_printf("Initializing ");
611 break;
612 }
613
614 /* Print the object type and pathname */
615
616 acpi_os_printf("%-12s %s",
617 acpi_ut_get_type_name(type), (char *)buffer.pointer);
618
619 /* Extra path is used to append names like _STA, _INI, etc. */
620
621 if (path) {
622 acpi_os_printf(".%s", path);
623 }
624 acpi_os_printf("\n");
625
626 ACPI_FREE(buffer.pointer);
627}
628#endif
629
630/*******************************************************************************
631 *
632 * FUNCTION: acpi_ut_valid_acpi_char
633 *
634 * PARAMETERS: char - The character to be examined
635 * position - Byte position (0-3)
636 *
637 * RETURN: TRUE if the character is valid, FALSE otherwise
638 *
639 * DESCRIPTION: Check for a valid ACPI character. Must be one of:
640 * 1) Upper case alpha
641 * 2) numeric
642 * 3) underscore
643 *
644 * We allow a '!' as the last character because of the ASF! table
645 *
646 ******************************************************************************/
647
648u8 acpi_ut_valid_acpi_char(char character, u32 position)
649{
650
651 if (!((character >= 'A' && character <= 'Z') ||
652 (character >= '0' && character <= '9') || (character == '_'))) {
653
654 /* Allow a '!' in the last position */
655
656 if (character == '!' && position == 3) {
657 return (TRUE);
658 }
659
660 return (FALSE);
661 }
662
663 return (TRUE);
664}
665
666/*******************************************************************************
667 *
668 * FUNCTION: acpi_ut_valid_acpi_name
669 *
670 * PARAMETERS: name - The name to be examined
671 *
672 * RETURN: TRUE if the name is valid, FALSE otherwise
673 *
674 * DESCRIPTION: Check for a valid ACPI name. Each character must be one of:
675 * 1) Upper case alpha
676 * 2) numeric
677 * 3) underscore
678 *
679 ******************************************************************************/
680
681u8 acpi_ut_valid_acpi_name(u32 name)
682{
683 u32 i;
684
685 ACPI_FUNCTION_ENTRY();
686
687 for (i = 0; i < ACPI_NAME_SIZE; i++) {
688 if (!acpi_ut_valid_acpi_char
689 ((ACPI_CAST_PTR(char, &name))[i], i)) {
690 return (FALSE);
691 }
692 }
693
694 return (TRUE);
695}
696
697/*******************************************************************************
698 *
699 * FUNCTION: acpi_ut_repair_name
700 *
701 * PARAMETERS: name - The ACPI name to be repaired
702 *
703 * RETURN: Repaired version of the name
704 *
705 * DESCRIPTION: Repair an ACPI name: Change invalid characters to '*' and
706 * return the new name. NOTE: the Name parameter must reside in
707 * read/write memory, cannot be a const.
708 *
709 * An ACPI Name must consist of valid ACPI characters. We will repair the name
710 * if necessary because we don't want to abort because of this, but we want
711 * all namespace names to be printable. A warning message is appropriate.
712 *
713 * This issue came up because there are in fact machines that exhibit
714 * this problem, and we want to be able to enable ACPI support for them,
715 * even though there are a few bad names.
716 *
717 ******************************************************************************/
718
719void acpi_ut_repair_name(char *name)
720{
721 u32 i;
722 u8 found_bad_char = FALSE;
723 u32 original_name;
724
725 ACPI_FUNCTION_NAME(ut_repair_name);
726
727 ACPI_MOVE_NAME(&original_name, name);
728
729 /* Check each character in the name */
730
731 for (i = 0; i < ACPI_NAME_SIZE; i++) {
732 if (acpi_ut_valid_acpi_char(name[i], i)) {
733 continue;
734 }
735
736 /*
737 * Replace a bad character with something printable, yet technically
738 * still invalid. This prevents any collisions with existing "good"
739 * names in the namespace.
740 */
741 name[i] = '*';
742 found_bad_char = TRUE;
743 }
744
745 if (found_bad_char) {
746
747 /* Report warning only if in strict mode or debug mode */
748
749 if (!acpi_gbl_enable_interpreter_slack) {
750 ACPI_WARNING((AE_INFO,
751 "Invalid character(s) in name (0x%.8X), repaired: [%4.4s]",
752 original_name, name));
753 } else {
754 ACPI_DEBUG_PRINT((ACPI_DB_INFO,
755 "Invalid character(s) in name (0x%.8X), repaired: [%4.4s]",
756 original_name, name));
757 }
758 }
759}
760
761/*******************************************************************************
762 *
763 * FUNCTION: acpi_ut_strtoul64
764 *
765 * PARAMETERS: string - Null terminated string
766 * base - Radix of the string: 16 or ACPI_ANY_BASE;
767 * ACPI_ANY_BASE means 'in behalf of to_integer'
768 * ret_integer - Where the converted integer is returned
769 *
770 * RETURN: Status and Converted value
771 *
772 * DESCRIPTION: Convert a string into an unsigned value. Performs either a
773 * 32-bit or 64-bit conversion, depending on the current mode
774 * of the interpreter.
775 * NOTE: Does not support Octal strings, not needed.
776 *
777 ******************************************************************************/
778
779acpi_status acpi_ut_strtoul64(char *string, u32 base, u64 *ret_integer)
780{
781 u32 this_digit = 0;
782 u64 return_value = 0;
783 u64 quotient;
784 u64 dividend;
785 u32 to_integer_op = (base == ACPI_ANY_BASE);
786 u32 mode32 = (acpi_gbl_integer_byte_width == 4);
787 u8 valid_digits = 0;
788 u8 sign_of0x = 0;
789 u8 term = 0;
790
791 ACPI_FUNCTION_TRACE_STR(ut_stroul64, string);
792
793 switch (base) {
794 case ACPI_ANY_BASE:
795 case 16:
796 break;
797
798 default:
799 /* Invalid Base */
800 return_ACPI_STATUS(AE_BAD_PARAMETER);
801 }
802
803 if (!string) {
804 goto error_exit;
805 }
806
807 /* Skip over any white space in the buffer */
808
809 while ((*string) && (ACPI_IS_SPACE(*string) || *string == '\t')) {
810 string++;
811 }
812
813 if (to_integer_op) {
814 /*
815 * Base equal to ACPI_ANY_BASE means 'ToInteger operation case'.
816 * We need to determine if it is decimal or hexadecimal.
817 */
818 if ((*string == '0') && (ACPI_TOLOWER(*(string + 1)) == 'x')) {
819 sign_of0x = 1;
820 base = 16;
821
822 /* Skip over the leading '0x' */
823 string += 2;
824 } else {
825 base = 10;
826 }
827 }
828
829 /* Any string left? Check that '0x' is not followed by white space. */
830
831 if (!(*string) || ACPI_IS_SPACE(*string) || *string == '\t') {
832 if (to_integer_op) {
833 goto error_exit;
834 } else {
835 goto all_done;
836 }
837 }
838
839 /*
840 * Perform a 32-bit or 64-bit conversion, depending upon the current
841 * execution mode of the interpreter
842 */
843 dividend = (mode32) ? ACPI_UINT32_MAX : ACPI_UINT64_MAX;
844
845 /* Main loop: convert the string to a 32- or 64-bit integer */
846
847 while (*string) {
848 if (ACPI_IS_DIGIT(*string)) {
849
850 /* Convert ASCII 0-9 to Decimal value */
851
852 this_digit = ((u8)*string) - '0';
853 } else if (base == 10) {
854
855 /* Digit is out of range; possible in to_integer case only */
856
857 term = 1;
858 } else {
859 this_digit = (u8)ACPI_TOUPPER(*string);
860 if (ACPI_IS_XDIGIT((char)this_digit)) {
861
862 /* Convert ASCII Hex char to value */
863
864 this_digit = this_digit - 'A' + 10;
865 } else {
866 term = 1;
867 }
868 }
869
870 if (term) {
871 if (to_integer_op) {
872 goto error_exit;
873 } else {
874 break;
875 }
876 } else if ((valid_digits == 0) && (this_digit == 0)
877 && !sign_of0x) {
878
879 /* Skip zeros */
880 string++;
881 continue;
882 }
883
884 valid_digits++;
885
886 if (sign_of0x
887 && ((valid_digits > 16)
888 || ((valid_digits > 8) && mode32))) {
889 /*
890 * This is to_integer operation case.
891 * No any restrictions for string-to-integer conversion,
892 * see ACPI spec.
893 */
894 goto error_exit;
895 }
896
897 /* Divide the digit into the correct position */
898
899 (void)acpi_ut_short_divide((dividend - (u64)this_digit),
900 base, &quotient, NULL);
901
902 if (return_value > quotient) {
903 if (to_integer_op) {
904 goto error_exit;
905 } else {
906 break;
907 }
908 }
909
910 return_value *= base;
911 return_value += this_digit;
912 string++;
913 }
914
915 /* All done, normal exit */
916
917 all_done:
918
919 ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "Converted value: %8.8X%8.8X\n",
920 ACPI_FORMAT_UINT64(return_value)));
921
922 *ret_integer = return_value;
923 return_ACPI_STATUS(AE_OK);
924
925 error_exit:
926 /* Base was set/validated above */
927
928 if (base == 10) {
929 return_ACPI_STATUS(AE_BAD_DECIMAL_CONSTANT);
930 } else {
931 return_ACPI_STATUS(AE_BAD_HEX_CONSTANT);
932 }
933}
934
935/******************************************************************************* 175/*******************************************************************************
936 * 176 *
937 * FUNCTION: acpi_ut_create_update_state_and_push 177 * FUNCTION: acpi_ut_create_update_state_and_push
@@ -1097,3 +337,71 @@ acpi_ut_walk_package_tree(union acpi_operand_object *source_object,
1097 337
1098 return_ACPI_STATUS(AE_AML_INTERNAL); 338 return_ACPI_STATUS(AE_AML_INTERNAL);
1099} 339}
340
341#ifdef ACPI_DEBUG_OUTPUT
342/*******************************************************************************
343 *
344 * FUNCTION: acpi_ut_display_init_pathname
345 *
346 * PARAMETERS: type - Object type of the node
347 * obj_handle - Handle whose pathname will be displayed
348 * path - Additional path string to be appended.
349 * (NULL if no extra path)
350 *
351 * RETURN: acpi_status
352 *
353 * DESCRIPTION: Display full pathname of an object, DEBUG ONLY
354 *
355 ******************************************************************************/
356
357void
358acpi_ut_display_init_pathname(u8 type,
359 struct acpi_namespace_node *obj_handle,
360 char *path)
361{
362 acpi_status status;
363 struct acpi_buffer buffer;
364
365 ACPI_FUNCTION_ENTRY();
366
367 /* Only print the path if the appropriate debug level is enabled */
368
369 if (!(acpi_dbg_level & ACPI_LV_INIT_NAMES)) {
370 return;
371 }
372
373 /* Get the full pathname to the node */
374
375 buffer.length = ACPI_ALLOCATE_LOCAL_BUFFER;
376 status = acpi_ns_handle_to_pathname(obj_handle, &buffer);
377 if (ACPI_FAILURE(status)) {
378 return;
379 }
380
381 /* Print what we're doing */
382
383 switch (type) {
384 case ACPI_TYPE_METHOD:
385 acpi_os_printf("Executing ");
386 break;
387
388 default:
389 acpi_os_printf("Initializing ");
390 break;
391 }
392
393 /* Print the object type and pathname */
394
395 acpi_os_printf("%-12s %s",
396 acpi_ut_get_type_name(type), (char *)buffer.pointer);
397
398 /* Extra path is used to append names like _STA, _INI, etc. */
399
400 if (path) {
401 acpi_os_printf(".%s", path);
402 }
403 acpi_os_printf("\n");
404
405 ACPI_FREE(buffer.pointer);
406}
407#endif
diff --git a/drivers/acpi/acpica/utownerid.c b/drivers/acpi/acpica/utownerid.c
new file mode 100644
index 000000000000..6b42e6330164
--- /dev/null
+++ b/drivers/acpi/acpica/utownerid.c
@@ -0,0 +1,218 @@
1/*******************************************************************************
2 *
3 * Module Name: utownerid - Support for Table/Method Owner IDs
4 *
5 ******************************************************************************/
6
7/*
8 * Copyright (C) 2000 - 2012, Intel Corp.
9 * All rights reserved.
10 *
11 * Redistribution and use in source and binary forms, with or without
12 * modification, are permitted provided that the following conditions
13 * are met:
14 * 1. Redistributions of source code must retain the above copyright
15 * notice, this list of conditions, and the following disclaimer,
16 * without modification.
17 * 2. Redistributions in binary form must reproduce at minimum a disclaimer
18 * substantially similar to the "NO WARRANTY" disclaimer below
19 * ("Disclaimer") and any redistribution must be conditioned upon
20 * including a substantially similar Disclaimer requirement for further
21 * binary redistribution.
22 * 3. Neither the names of the above-listed copyright holders nor the names
23 * of any contributors may be used to endorse or promote products derived
24 * from this software without specific prior written permission.
25 *
26 * Alternatively, this software may be distributed under the terms of the
27 * GNU General Public License ("GPL") version 2 as published by the Free
28 * Software Foundation.
29 *
30 * NO WARRANTY
31 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
32 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
33 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
34 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
35 * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
36 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
37 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
38 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
39 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
40 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
41 * POSSIBILITY OF SUCH DAMAGES.
42 */
43
44#include <acpi/acpi.h>
45#include "accommon.h"
46#include "acnamesp.h"
47
48#define _COMPONENT ACPI_UTILITIES
49ACPI_MODULE_NAME("utownerid")
50
51/*******************************************************************************
52 *
53 * FUNCTION: acpi_ut_allocate_owner_id
54 *
55 * PARAMETERS: owner_id - Where the new owner ID is returned
56 *
57 * RETURN: Status
58 *
59 * DESCRIPTION: Allocate a table or method owner ID. The owner ID is used to
60 * track objects created by the table or method, to be deleted
61 * when the method exits or the table is unloaded.
62 *
63 ******************************************************************************/
64acpi_status acpi_ut_allocate_owner_id(acpi_owner_id * owner_id)
65{
66 u32 i;
67 u32 j;
68 u32 k;
69 acpi_status status;
70
71 ACPI_FUNCTION_TRACE(ut_allocate_owner_id);
72
73 /* Guard against multiple allocations of ID to the same location */
74
75 if (*owner_id) {
76 ACPI_ERROR((AE_INFO, "Owner ID [0x%2.2X] already exists",
77 *owner_id));
78 return_ACPI_STATUS(AE_ALREADY_EXISTS);
79 }
80
81 /* Mutex for the global ID mask */
82
83 status = acpi_ut_acquire_mutex(ACPI_MTX_CACHES);
84 if (ACPI_FAILURE(status)) {
85 return_ACPI_STATUS(status);
86 }
87
88 /*
89 * Find a free owner ID, cycle through all possible IDs on repeated
90 * allocations. (ACPI_NUM_OWNERID_MASKS + 1) because first index may have
91 * to be scanned twice.
92 */
93 for (i = 0, j = acpi_gbl_last_owner_id_index;
94 i < (ACPI_NUM_OWNERID_MASKS + 1); i++, j++) {
95 if (j >= ACPI_NUM_OWNERID_MASKS) {
96 j = 0; /* Wraparound to start of mask array */
97 }
98
99 for (k = acpi_gbl_next_owner_id_offset; k < 32; k++) {
100 if (acpi_gbl_owner_id_mask[j] == ACPI_UINT32_MAX) {
101
102 /* There are no free IDs in this mask */
103
104 break;
105 }
106
107 if (!(acpi_gbl_owner_id_mask[j] & (1 << k))) {
108 /*
109 * Found a free ID. The actual ID is the bit index plus one,
110 * making zero an invalid Owner ID. Save this as the last ID
111 * allocated and update the global ID mask.
112 */
113 acpi_gbl_owner_id_mask[j] |= (1 << k);
114
115 acpi_gbl_last_owner_id_index = (u8)j;
116 acpi_gbl_next_owner_id_offset = (u8)(k + 1);
117
118 /*
119 * Construct encoded ID from the index and bit position
120 *
121 * Note: Last [j].k (bit 255) is never used and is marked
122 * permanently allocated (prevents +1 overflow)
123 */
124 *owner_id =
125 (acpi_owner_id) ((k + 1) + ACPI_MUL_32(j));
126
127 ACPI_DEBUG_PRINT((ACPI_DB_VALUES,
128 "Allocated OwnerId: %2.2X\n",
129 (unsigned int)*owner_id));
130 goto exit;
131 }
132 }
133
134 acpi_gbl_next_owner_id_offset = 0;
135 }
136
137 /*
138 * All owner_ids have been allocated. This typically should
139 * not happen since the IDs are reused after deallocation. The IDs are
140 * allocated upon table load (one per table) and method execution, and
141 * they are released when a table is unloaded or a method completes
142 * execution.
143 *
144 * If this error happens, there may be very deep nesting of invoked control
145 * methods, or there may be a bug where the IDs are not released.
146 */
147 status = AE_OWNER_ID_LIMIT;
148 ACPI_ERROR((AE_INFO,
149 "Could not allocate new OwnerId (255 max), AE_OWNER_ID_LIMIT"));
150
151 exit:
152 (void)acpi_ut_release_mutex(ACPI_MTX_CACHES);
153 return_ACPI_STATUS(status);
154}
155
156/*******************************************************************************
157 *
158 * FUNCTION: acpi_ut_release_owner_id
159 *
160 * PARAMETERS: owner_id_ptr - Pointer to a previously allocated owner_ID
161 *
162 * RETURN: None. No error is returned because we are either exiting a
163 * control method or unloading a table. Either way, we would
164 * ignore any error anyway.
165 *
166 * DESCRIPTION: Release a table or method owner ID. Valid IDs are 1 - 255
167 *
168 ******************************************************************************/
169
170void acpi_ut_release_owner_id(acpi_owner_id * owner_id_ptr)
171{
172 acpi_owner_id owner_id = *owner_id_ptr;
173 acpi_status status;
174 u32 index;
175 u32 bit;
176
177 ACPI_FUNCTION_TRACE_U32(ut_release_owner_id, owner_id);
178
179 /* Always clear the input owner_id (zero is an invalid ID) */
180
181 *owner_id_ptr = 0;
182
183 /* Zero is not a valid owner_ID */
184
185 if (owner_id == 0) {
186 ACPI_ERROR((AE_INFO, "Invalid OwnerId: 0x%2.2X", owner_id));
187 return_VOID;
188 }
189
190 /* Mutex for the global ID mask */
191
192 status = acpi_ut_acquire_mutex(ACPI_MTX_CACHES);
193 if (ACPI_FAILURE(status)) {
194 return_VOID;
195 }
196
197 /* Normalize the ID to zero */
198
199 owner_id--;
200
201 /* Decode ID to index/offset pair */
202
203 index = ACPI_DIV_32(owner_id);
204 bit = 1 << ACPI_MOD_32(owner_id);
205
206 /* Free the owner ID only if it is valid */
207
208 if (acpi_gbl_owner_id_mask[index] & bit) {
209 acpi_gbl_owner_id_mask[index] ^= bit;
210 } else {
211 ACPI_ERROR((AE_INFO,
212 "Release of non-allocated OwnerId: 0x%2.2X",
213 owner_id + 1));
214 }
215
216 (void)acpi_ut_release_mutex(ACPI_MTX_CACHES);
217 return_VOID;
218}
diff --git a/drivers/acpi/acpica/utstring.c b/drivers/acpi/acpica/utstring.c
new file mode 100644
index 000000000000..41702658c45b
--- /dev/null
+++ b/drivers/acpi/acpica/utstring.c
@@ -0,0 +1,574 @@
1/*******************************************************************************
2 *
3 * Module Name: utstring - Common functions for strings and characters
4 *
5 ******************************************************************************/
6
7/*
8 * Copyright (C) 2000 - 2012, Intel Corp.
9 * All rights reserved.
10 *
11 * Redistribution and use in source and binary forms, with or without
12 * modification, are permitted provided that the following conditions
13 * are met:
14 * 1. Redistributions of source code must retain the above copyright
15 * notice, this list of conditions, and the following disclaimer,
16 * without modification.
17 * 2. Redistributions in binary form must reproduce at minimum a disclaimer
18 * substantially similar to the "NO WARRANTY" disclaimer below
19 * ("Disclaimer") and any redistribution must be conditioned upon
20 * including a substantially similar Disclaimer requirement for further
21 * binary redistribution.
22 * 3. Neither the names of the above-listed copyright holders nor the names
23 * of any contributors may be used to endorse or promote products derived
24 * from this software without specific prior written permission.
25 *
26 * Alternatively, this software may be distributed under the terms of the
27 * GNU General Public License ("GPL") version 2 as published by the Free
28 * Software Foundation.
29 *
30 * NO WARRANTY
31 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
32 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
33 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
34 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
35 * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
36 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
37 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
38 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
39 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
40 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
41 * POSSIBILITY OF SUCH DAMAGES.
42 */
43
44#include <acpi/acpi.h>
45#include "accommon.h"
46#include "acnamesp.h"
47
48#define _COMPONENT ACPI_UTILITIES
49ACPI_MODULE_NAME("utstring")
50
51/*
52 * Non-ANSI C library functions - strlwr, strupr, stricmp, and a 64-bit
53 * version of strtoul.
54 */
55#ifdef ACPI_ASL_COMPILER
56/*******************************************************************************
57 *
58 * FUNCTION: acpi_ut_strlwr (strlwr)
59 *
60 * PARAMETERS: src_string - The source string to convert
61 *
62 * RETURN: None
63 *
64 * DESCRIPTION: Convert string to lowercase
65 *
66 * NOTE: This is not a POSIX function, so it appears here, not in utclib.c
67 *
68 ******************************************************************************/
69void acpi_ut_strlwr(char *src_string)
70{
71 char *string;
72
73 ACPI_FUNCTION_ENTRY();
74
75 if (!src_string) {
76 return;
77 }
78
79 /* Walk entire string, lowercasing the letters */
80
81 for (string = src_string; *string; string++) {
82 *string = (char)ACPI_TOLOWER(*string);
83 }
84
85 return;
86}
87
88/******************************************************************************
89 *
90 * FUNCTION: acpi_ut_stricmp (stricmp)
91 *
92 * PARAMETERS: string1 - first string to compare
93 * string2 - second string to compare
94 *
95 * RETURN: int that signifies string relationship. Zero means strings
96 * are equal.
97 *
98 * DESCRIPTION: Implementation of the non-ANSI stricmp function (compare
99 * strings with no case sensitivity)
100 *
101 ******************************************************************************/
102
103int acpi_ut_stricmp(char *string1, char *string2)
104{
105 int c1;
106 int c2;
107
108 do {
109 c1 = tolower((int)*string1);
110 c2 = tolower((int)*string2);
111
112 string1++;
113 string2++;
114 }
115 while ((c1 == c2) && (c1));
116
117 return (c1 - c2);
118}
119#endif
120
121/*******************************************************************************
122 *
123 * FUNCTION: acpi_ut_strupr (strupr)
124 *
125 * PARAMETERS: src_string - The source string to convert
126 *
127 * RETURN: None
128 *
129 * DESCRIPTION: Convert string to uppercase
130 *
131 * NOTE: This is not a POSIX function, so it appears here, not in utclib.c
132 *
133 ******************************************************************************/
134
135void acpi_ut_strupr(char *src_string)
136{
137 char *string;
138
139 ACPI_FUNCTION_ENTRY();
140
141 if (!src_string) {
142 return;
143 }
144
145 /* Walk entire string, uppercasing the letters */
146
147 for (string = src_string; *string; string++) {
148 *string = (char)ACPI_TOUPPER(*string);
149 }
150
151 return;
152}
153
154/*******************************************************************************
155 *
156 * FUNCTION: acpi_ut_strtoul64
157 *
158 * PARAMETERS: string - Null terminated string
159 * base - Radix of the string: 16 or ACPI_ANY_BASE;
160 * ACPI_ANY_BASE means 'in behalf of to_integer'
161 * ret_integer - Where the converted integer is returned
162 *
163 * RETURN: Status and Converted value
164 *
165 * DESCRIPTION: Convert a string into an unsigned value. Performs either a
166 * 32-bit or 64-bit conversion, depending on the current mode
167 * of the interpreter.
168 * NOTE: Does not support Octal strings, not needed.
169 *
170 ******************************************************************************/
171
172acpi_status acpi_ut_strtoul64(char *string, u32 base, u64 *ret_integer)
173{
174 u32 this_digit = 0;
175 u64 return_value = 0;
176 u64 quotient;
177 u64 dividend;
178 u32 to_integer_op = (base == ACPI_ANY_BASE);
179 u32 mode32 = (acpi_gbl_integer_byte_width == 4);
180 u8 valid_digits = 0;
181 u8 sign_of0x = 0;
182 u8 term = 0;
183
184 ACPI_FUNCTION_TRACE_STR(ut_stroul64, string);
185
186 switch (base) {
187 case ACPI_ANY_BASE:
188 case 16:
189 break;
190
191 default:
192 /* Invalid Base */
193 return_ACPI_STATUS(AE_BAD_PARAMETER);
194 }
195
196 if (!string) {
197 goto error_exit;
198 }
199
200 /* Skip over any white space in the buffer */
201
202 while ((*string) && (ACPI_IS_SPACE(*string) || *string == '\t')) {
203 string++;
204 }
205
206 if (to_integer_op) {
207 /*
208 * Base equal to ACPI_ANY_BASE means 'ToInteger operation case'.
209 * We need to determine if it is decimal or hexadecimal.
210 */
211 if ((*string == '0') && (ACPI_TOLOWER(*(string + 1)) == 'x')) {
212 sign_of0x = 1;
213 base = 16;
214
215 /* Skip over the leading '0x' */
216 string += 2;
217 } else {
218 base = 10;
219 }
220 }
221
222 /* Any string left? Check that '0x' is not followed by white space. */
223
224 if (!(*string) || ACPI_IS_SPACE(*string) || *string == '\t') {
225 if (to_integer_op) {
226 goto error_exit;
227 } else {
228 goto all_done;
229 }
230 }
231
232 /*
233 * Perform a 32-bit or 64-bit conversion, depending upon the current
234 * execution mode of the interpreter
235 */
236 dividend = (mode32) ? ACPI_UINT32_MAX : ACPI_UINT64_MAX;
237
238 /* Main loop: convert the string to a 32- or 64-bit integer */
239
240 while (*string) {
241 if (ACPI_IS_DIGIT(*string)) {
242
243 /* Convert ASCII 0-9 to Decimal value */
244
245 this_digit = ((u8)*string) - '0';
246 } else if (base == 10) {
247
248 /* Digit is out of range; possible in to_integer case only */
249
250 term = 1;
251 } else {
252 this_digit = (u8)ACPI_TOUPPER(*string);
253 if (ACPI_IS_XDIGIT((char)this_digit)) {
254
255 /* Convert ASCII Hex char to value */
256
257 this_digit = this_digit - 'A' + 10;
258 } else {
259 term = 1;
260 }
261 }
262
263 if (term) {
264 if (to_integer_op) {
265 goto error_exit;
266 } else {
267 break;
268 }
269 } else if ((valid_digits == 0) && (this_digit == 0)
270 && !sign_of0x) {
271
272 /* Skip zeros */
273 string++;
274 continue;
275 }
276
277 valid_digits++;
278
279 if (sign_of0x
280 && ((valid_digits > 16)
281 || ((valid_digits > 8) && mode32))) {
282 /*
283 * This is to_integer operation case.
284 * No any restrictions for string-to-integer conversion,
285 * see ACPI spec.
286 */
287 goto error_exit;
288 }
289
290 /* Divide the digit into the correct position */
291
292 (void)acpi_ut_short_divide((dividend - (u64)this_digit),
293 base, &quotient, NULL);
294
295 if (return_value > quotient) {
296 if (to_integer_op) {
297 goto error_exit;
298 } else {
299 break;
300 }
301 }
302
303 return_value *= base;
304 return_value += this_digit;
305 string++;
306 }
307
308 /* All done, normal exit */
309
310 all_done:
311
312 ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "Converted value: %8.8X%8.8X\n",
313 ACPI_FORMAT_UINT64(return_value)));
314
315 *ret_integer = return_value;
316 return_ACPI_STATUS(AE_OK);
317
318 error_exit:
319 /* Base was set/validated above */
320
321 if (base == 10) {
322 return_ACPI_STATUS(AE_BAD_DECIMAL_CONSTANT);
323 } else {
324 return_ACPI_STATUS(AE_BAD_HEX_CONSTANT);
325 }
326}
327
328/*******************************************************************************
329 *
330 * FUNCTION: acpi_ut_print_string
331 *
332 * PARAMETERS: string - Null terminated ASCII string
333 * max_length - Maximum output length
334 *
335 * RETURN: None
336 *
337 * DESCRIPTION: Dump an ASCII string with support for ACPI-defined escape
338 * sequences.
339 *
340 ******************************************************************************/
341
342void acpi_ut_print_string(char *string, u8 max_length)
343{
344 u32 i;
345
346 if (!string) {
347 acpi_os_printf("<\"NULL STRING PTR\">");
348 return;
349 }
350
351 acpi_os_printf("\"");
352 for (i = 0; string[i] && (i < max_length); i++) {
353
354 /* Escape sequences */
355
356 switch (string[i]) {
357 case 0x07:
358 acpi_os_printf("\\a"); /* BELL */
359 break;
360
361 case 0x08:
362 acpi_os_printf("\\b"); /* BACKSPACE */
363 break;
364
365 case 0x0C:
366 acpi_os_printf("\\f"); /* FORMFEED */
367 break;
368
369 case 0x0A:
370 acpi_os_printf("\\n"); /* LINEFEED */
371 break;
372
373 case 0x0D:
374 acpi_os_printf("\\r"); /* CARRIAGE RETURN */
375 break;
376
377 case 0x09:
378 acpi_os_printf("\\t"); /* HORIZONTAL TAB */
379 break;
380
381 case 0x0B:
382 acpi_os_printf("\\v"); /* VERTICAL TAB */
383 break;
384
385 case '\'': /* Single Quote */
386 case '\"': /* Double Quote */
387 case '\\': /* Backslash */
388 acpi_os_printf("\\%c", (int)string[i]);
389 break;
390
391 default:
392
393 /* Check for printable character or hex escape */
394
395 if (ACPI_IS_PRINT(string[i])) {
396 /* This is a normal character */
397
398 acpi_os_printf("%c", (int)string[i]);
399 } else {
400 /* All others will be Hex escapes */
401
402 acpi_os_printf("\\x%2.2X", (s32) string[i]);
403 }
404 break;
405 }
406 }
407 acpi_os_printf("\"");
408
409 if (i == max_length && string[i]) {
410 acpi_os_printf("...");
411 }
412}
413
414/*******************************************************************************
415 *
416 * FUNCTION: acpi_ut_valid_acpi_char
417 *
418 * PARAMETERS: char - The character to be examined
419 * position - Byte position (0-3)
420 *
421 * RETURN: TRUE if the character is valid, FALSE otherwise
422 *
423 * DESCRIPTION: Check for a valid ACPI character. Must be one of:
424 * 1) Upper case alpha
425 * 2) numeric
426 * 3) underscore
427 *
428 * We allow a '!' as the last character because of the ASF! table
429 *
430 ******************************************************************************/
431
432u8 acpi_ut_valid_acpi_char(char character, u32 position)
433{
434
435 if (!((character >= 'A' && character <= 'Z') ||
436 (character >= '0' && character <= '9') || (character == '_'))) {
437
438 /* Allow a '!' in the last position */
439
440 if (character == '!' && position == 3) {
441 return (TRUE);
442 }
443
444 return (FALSE);
445 }
446
447 return (TRUE);
448}
449
450/*******************************************************************************
451 *
452 * FUNCTION: acpi_ut_valid_acpi_name
453 *
454 * PARAMETERS: name - The name to be examined
455 *
456 * RETURN: TRUE if the name is valid, FALSE otherwise
457 *
458 * DESCRIPTION: Check for a valid ACPI name. Each character must be one of:
459 * 1) Upper case alpha
460 * 2) numeric
461 * 3) underscore
462 *
463 ******************************************************************************/
464
465u8 acpi_ut_valid_acpi_name(u32 name)
466{
467 u32 i;
468
469 ACPI_FUNCTION_ENTRY();
470
471 for (i = 0; i < ACPI_NAME_SIZE; i++) {
472 if (!acpi_ut_valid_acpi_char
473 ((ACPI_CAST_PTR(char, &name))[i], i)) {
474 return (FALSE);
475 }
476 }
477
478 return (TRUE);
479}
480
481/*******************************************************************************
482 *
483 * FUNCTION: acpi_ut_repair_name
484 *
485 * PARAMETERS: name - The ACPI name to be repaired
486 *
487 * RETURN: Repaired version of the name
488 *
489 * DESCRIPTION: Repair an ACPI name: Change invalid characters to '*' and
490 * return the new name. NOTE: the Name parameter must reside in
491 * read/write memory, cannot be a const.
492 *
493 * An ACPI Name must consist of valid ACPI characters. We will repair the name
494 * if necessary because we don't want to abort because of this, but we want
495 * all namespace names to be printable. A warning message is appropriate.
496 *
497 * This issue came up because there are in fact machines that exhibit
498 * this problem, and we want to be able to enable ACPI support for them,
499 * even though there are a few bad names.
500 *
501 ******************************************************************************/
502
503void acpi_ut_repair_name(char *name)
504{
505 u32 i;
506 u8 found_bad_char = FALSE;
507 u32 original_name;
508
509 ACPI_FUNCTION_NAME(ut_repair_name);
510
511 ACPI_MOVE_NAME(&original_name, name);
512
513 /* Check each character in the name */
514
515 for (i = 0; i < ACPI_NAME_SIZE; i++) {
516 if (acpi_ut_valid_acpi_char(name[i], i)) {
517 continue;
518 }
519
520 /*
521 * Replace a bad character with something printable, yet technically
522 * still invalid. This prevents any collisions with existing "good"
523 * names in the namespace.
524 */
525 name[i] = '*';
526 found_bad_char = TRUE;
527 }
528
529 if (found_bad_char) {
530
531 /* Report warning only if in strict mode or debug mode */
532
533 if (!acpi_gbl_enable_interpreter_slack) {
534 ACPI_WARNING((AE_INFO,
535 "Invalid character(s) in name (0x%.8X), repaired: [%4.4s]",
536 original_name, name));
537 } else {
538 ACPI_DEBUG_PRINT((ACPI_DB_INFO,
539 "Invalid character(s) in name (0x%.8X), repaired: [%4.4s]",
540 original_name, name));
541 }
542 }
543}
544
545#if defined ACPI_ASL_COMPILER || defined ACPI_EXEC_APP
546/*******************************************************************************
547 *
548 * FUNCTION: ut_convert_backslashes
549 *
550 * PARAMETERS: pathname - File pathname string to be converted
551 *
552 * RETURN: Modifies the input Pathname
553 *
554 * DESCRIPTION: Convert all backslashes (0x5C) to forward slashes (0x2F) within
555 * the entire input file pathname string.
556 *
557 ******************************************************************************/
558
559void ut_convert_backslashes(char *pathname)
560{
561
562 if (!pathname) {
563 return;
564 }
565
566 while (*pathname) {
567 if (*pathname == '\\') {
568 *pathname = '/';
569 }
570
571 pathname++;
572 }
573}
574#endif
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