Rev 1498 | Only display areas with differences | Regard whitespace | Details | Blame | Last modification | View Log | RSS feed
Rev 1498 | Rev 2216 | ||
---|---|---|---|
1 | /****************************************************************************** |
1 | /****************************************************************************** |
2 | * |
2 | * |
3 | * Module Name: evmisc - Miscellaneous event manager support functions |
3 | * Module Name: evmisc - Miscellaneous event manager support functions |
4 | * |
4 | * |
5 | *****************************************************************************/ |
5 | *****************************************************************************/ |
6 | 6 | ||
7 | /****************************************************************************** |
7 | /****************************************************************************** |
8 | * |
8 | * |
9 | * 1. Copyright Notice |
9 | * 1. Copyright Notice |
10 | * |
10 | * |
11 | * Some or all of this work - Copyright (c) 1999 - 2010, Intel Corp. |
11 | * Some or all of this work - Copyright (c) 1999 - 2011, Intel Corp. |
12 | * All rights reserved. |
12 | * All rights reserved. |
13 | * |
13 | * |
14 | * 2. License |
14 | * 2. License |
15 | * |
15 | * |
16 | * 2.1. This is your license from Intel Corp. under its intellectual property |
16 | * 2.1. This is your license from Intel Corp. under its intellectual property |
17 | * rights. You may have additional license terms from the party that provided |
17 | * rights. You may have additional license terms from the party that provided |
18 | * you this software, covering your right to use that party's intellectual |
18 | * you this software, covering your right to use that party's intellectual |
19 | * property rights. |
19 | * property rights. |
20 | * |
20 | * |
21 | * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a |
21 | * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a |
22 | * copy of the source code appearing in this file ("Covered Code") an |
22 | * copy of the source code appearing in this file ("Covered Code") an |
23 | * irrevocable, perpetual, worldwide license under Intel's copyrights in the |
23 | * irrevocable, perpetual, worldwide license under Intel's copyrights in the |
24 | * base code distributed originally by Intel ("Original Intel Code") to copy, |
24 | * base code distributed originally by Intel ("Original Intel Code") to copy, |
25 | * make derivatives, distribute, use and display any portion of the Covered |
25 | * make derivatives, distribute, use and display any portion of the Covered |
26 | * Code in any form, with the right to sublicense such rights; and |
26 | * Code in any form, with the right to sublicense such rights; and |
27 | * |
27 | * |
28 | * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent |
28 | * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent |
29 | * license (with the right to sublicense), under only those claims of Intel |
29 | * license (with the right to sublicense), under only those claims of Intel |
30 | * patents that are infringed by the Original Intel Code, to make, use, sell, |
30 | * patents that are infringed by the Original Intel Code, to make, use, sell, |
31 | * offer to sell, and import the Covered Code and derivative works thereof |
31 | * offer to sell, and import the Covered Code and derivative works thereof |
32 | * solely to the minimum extent necessary to exercise the above copyright |
32 | * solely to the minimum extent necessary to exercise the above copyright |
33 | * license, and in no event shall the patent license extend to any additions |
33 | * license, and in no event shall the patent license extend to any additions |
34 | * to or modifications of the Original Intel Code. No other license or right |
34 | * to or modifications of the Original Intel Code. No other license or right |
35 | * is granted directly or by implication, estoppel or otherwise; |
35 | * is granted directly or by implication, estoppel or otherwise; |
36 | * |
36 | * |
37 | * The above copyright and patent license is granted only if the following |
37 | * The above copyright and patent license is granted only if the following |
38 | * conditions are met: |
38 | * conditions are met: |
39 | * |
39 | * |
40 | * 3. Conditions |
40 | * 3. Conditions |
41 | * |
41 | * |
42 | * 3.1. Redistribution of Source with Rights to Further Distribute Source. |
42 | * 3.1. Redistribution of Source with Rights to Further Distribute Source. |
43 | * Redistribution of source code of any substantial portion of the Covered |
43 | * Redistribution of source code of any substantial portion of the Covered |
44 | * Code or modification with rights to further distribute source must include |
44 | * Code or modification with rights to further distribute source must include |
45 | * the above Copyright Notice, the above License, this list of Conditions, |
45 | * the above Copyright Notice, the above License, this list of Conditions, |
46 | * and the following Disclaimer and Export Compliance provision. In addition, |
46 | * and the following Disclaimer and Export Compliance provision. In addition, |
47 | * Licensee must cause all Covered Code to which Licensee contributes to |
47 | * Licensee must cause all Covered Code to which Licensee contributes to |
48 | * contain a file documenting the changes Licensee made to create that Covered |
48 | * contain a file documenting the changes Licensee made to create that Covered |
49 | * Code and the date of any change. Licensee must include in that file the |
49 | * Code and the date of any change. Licensee must include in that file the |
50 | * documentation of any changes made by any predecessor Licensee. Licensee |
50 | * documentation of any changes made by any predecessor Licensee. Licensee |
51 | * must include a prominent statement that the modification is derived, |
51 | * must include a prominent statement that the modification is derived, |
52 | * directly or indirectly, from Original Intel Code. |
52 | * directly or indirectly, from Original Intel Code. |
53 | * |
53 | * |
54 | * 3.2. Redistribution of Source with no Rights to Further Distribute Source. |
54 | * 3.2. Redistribution of Source with no Rights to Further Distribute Source. |
55 | * Redistribution of source code of any substantial portion of the Covered |
55 | * Redistribution of source code of any substantial portion of the Covered |
56 | * Code or modification without rights to further distribute source must |
56 | * Code or modification without rights to further distribute source must |
57 | * include the following Disclaimer and Export Compliance provision in the |
57 | * include the following Disclaimer and Export Compliance provision in the |
58 | * documentation and/or other materials provided with distribution. In |
58 | * documentation and/or other materials provided with distribution. In |
59 | * addition, Licensee may not authorize further sublicense of source of any |
59 | * addition, Licensee may not authorize further sublicense of source of any |
60 | * portion of the Covered Code, and must include terms to the effect that the |
60 | * portion of the Covered Code, and must include terms to the effect that the |
61 | * license from Licensee to its licensee is limited to the intellectual |
61 | * license from Licensee to its licensee is limited to the intellectual |
62 | * property embodied in the software Licensee provides to its licensee, and |
62 | * property embodied in the software Licensee provides to its licensee, and |
63 | * not to intellectual property embodied in modifications its licensee may |
63 | * not to intellectual property embodied in modifications its licensee may |
64 | * make. |
64 | * make. |
65 | * |
65 | * |
66 | * 3.3. Redistribution of Executable. Redistribution in executable form of any |
66 | * 3.3. Redistribution of Executable. Redistribution in executable form of any |
67 | * substantial portion of the Covered Code or modification must reproduce the |
67 | * substantial portion of the Covered Code or modification must reproduce the |
68 | * above Copyright Notice, and the following Disclaimer and Export Compliance |
68 | * above Copyright Notice, and the following Disclaimer and Export Compliance |
69 | * provision in the documentation and/or other materials provided with the |
69 | * provision in the documentation and/or other materials provided with the |
70 | * distribution. |
70 | * distribution. |
71 | * |
71 | * |
72 | * 3.4. Intel retains all right, title, and interest in and to the Original |
72 | * 3.4. Intel retains all right, title, and interest in and to the Original |
73 | * Intel Code. |
73 | * Intel Code. |
74 | * |
74 | * |
75 | * 3.5. Neither the name Intel nor any other trademark owned or controlled by |
75 | * 3.5. Neither the name Intel nor any other trademark owned or controlled by |
76 | * Intel shall be used in advertising or otherwise to promote the sale, use or |
76 | * Intel shall be used in advertising or otherwise to promote the sale, use or |
77 | * other dealings in products derived from or relating to the Covered Code |
77 | * other dealings in products derived from or relating to the Covered Code |
78 | * without prior written authorization from Intel. |
78 | * without prior written authorization from Intel. |
79 | * |
79 | * |
80 | * 4. Disclaimer and Export Compliance |
80 | * 4. Disclaimer and Export Compliance |
81 | * |
81 | * |
82 | * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED |
82 | * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED |
83 | * HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE |
83 | * HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE |
84 | * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE, |
84 | * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE, |
85 | * INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY |
85 | * INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY |
86 | * UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY |
86 | * UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY |
87 | * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A |
87 | * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A |
88 | * PARTICULAR PURPOSE. |
88 | * PARTICULAR PURPOSE. |
89 | * |
89 | * |
90 | * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES |
90 | * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES |
91 | * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR |
91 | * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR |
92 | * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT, |
92 | * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT, |
93 | * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY |
93 | * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY |
94 | * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL |
94 | * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL |
95 | * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS |
95 | * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS |
96 | * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY |
96 | * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY |
97 | * LIMITED REMEDY. |
97 | * LIMITED REMEDY. |
98 | * |
98 | * |
99 | * 4.3. Licensee shall not export, either directly or indirectly, any of this |
99 | * 4.3. Licensee shall not export, either directly or indirectly, any of this |
100 | * software or system incorporating such software without first obtaining any |
100 | * software or system incorporating such software without first obtaining any |
101 | * required license or other approval from the U. S. Department of Commerce or |
101 | * required license or other approval from the U. S. Department of Commerce or |
102 | * any other agency or department of the United States Government. In the |
102 | * any other agency or department of the United States Government. In the |
103 | * event Licensee exports any such software from the United States or |
103 | * event Licensee exports any such software from the United States or |
104 | * re-exports any such software from a foreign destination, Licensee shall |
104 | * re-exports any such software from a foreign destination, Licensee shall |
105 | * ensure that the distribution and export/re-export of the software is in |
105 | * ensure that the distribution and export/re-export of the software is in |
106 | * compliance with all laws, regulations, orders, or other restrictions of the |
106 | * compliance with all laws, regulations, orders, or other restrictions of the |
107 | * U.S. Export Administration Regulations. Licensee agrees that neither it nor |
107 | * U.S. Export Administration Regulations. Licensee agrees that neither it nor |
108 | * any of its subsidiaries will export/re-export any technical data, process, |
108 | * any of its subsidiaries will export/re-export any technical data, process, |
109 | * software, or service, directly or indirectly, to any country for which the |
109 | * software, or service, directly or indirectly, to any country for which the |
110 | * United States government or any agency thereof requires an export license, |
110 | * United States government or any agency thereof requires an export license, |
111 | * other governmental approval, or letter of assurance, without first obtaining |
111 | * other governmental approval, or letter of assurance, without first obtaining |
112 | * such license, approval or letter. |
112 | * such license, approval or letter. |
113 | * |
113 | * |
114 | *****************************************************************************/ |
114 | *****************************************************************************/ |
115 | 115 | ||
116 | #include "acpi.h" |
116 | #include "acpi.h" |
117 | #include "accommon.h" |
117 | #include "accommon.h" |
118 | #include "acevents.h" |
118 | #include "acevents.h" |
119 | #include "acnamesp.h" |
119 | #include "acnamesp.h" |
120 | #include "acinterp.h" |
- | |
121 | 120 | ||
122 | #define _COMPONENT ACPI_EVENTS |
121 | #define _COMPONENT ACPI_EVENTS |
123 | ACPI_MODULE_NAME ("evmisc") |
122 | ACPI_MODULE_NAME ("evmisc") |
124 | 123 | ||
125 | 124 | ||
126 | /* Local prototypes */ |
125 | /* Local prototypes */ |
127 | 126 | ||
128 | static void ACPI_SYSTEM_XFACE |
127 | static void ACPI_SYSTEM_XFACE |
129 | AcpiEvNotifyDispatch ( |
128 | AcpiEvNotifyDispatch ( |
130 | void *Context); |
129 | void *Context); |
131 | - | ||
132 | static UINT32 |
- | |
133 | AcpiEvGlobalLockHandler ( |
- | |
134 | void *Context); |
- | |
135 | - | ||
136 | static ACPI_STATUS |
- | |
137 | AcpiEvRemoveGlobalLockHandler ( |
- | |
138 | void); |
- | |
139 | 130 | ||
140 | 131 | ||
141 | /******************************************************************************* |
132 | /******************************************************************************* |
142 | * |
133 | * |
143 | * FUNCTION: AcpiEvIsNotifyObject |
134 | * FUNCTION: AcpiEvIsNotifyObject |
144 | * |
135 | * |
145 | * PARAMETERS: Node - Node to check |
136 | * PARAMETERS: Node - Node to check |
146 | * |
137 | * |
147 | * RETURN: TRUE if notifies allowed on this object |
138 | * RETURN: TRUE if notifies allowed on this object |
148 | * |
139 | * |
149 | * DESCRIPTION: Check type of node for a object that supports notifies. |
140 | * DESCRIPTION: Check type of node for a object that supports notifies. |
150 | * |
141 | * |
151 | * TBD: This could be replaced by a flag bit in the node. |
142 | * TBD: This could be replaced by a flag bit in the node. |
152 | * |
143 | * |
153 | ******************************************************************************/ |
144 | ******************************************************************************/ |
154 | 145 | ||
155 | BOOLEAN |
146 | BOOLEAN |
156 | AcpiEvIsNotifyObject ( |
147 | AcpiEvIsNotifyObject ( |
157 | ACPI_NAMESPACE_NODE *Node) |
148 | ACPI_NAMESPACE_NODE *Node) |
158 | { |
149 | { |
159 | switch (Node->Type) |
150 | switch (Node->Type) |
160 | { |
151 | { |
161 | case ACPI_TYPE_DEVICE: |
152 | case ACPI_TYPE_DEVICE: |
162 | case ACPI_TYPE_PROCESSOR: |
153 | case ACPI_TYPE_PROCESSOR: |
163 | case ACPI_TYPE_THERMAL: |
154 | case ACPI_TYPE_THERMAL: |
164 | /* |
155 | /* |
165 | * These are the ONLY objects that can receive ACPI notifications |
156 | * These are the ONLY objects that can receive ACPI notifications |
166 | */ |
157 | */ |
167 | return (TRUE); |
158 | return (TRUE); |
168 | 159 | ||
169 | default: |
160 | default: |
170 | return (FALSE); |
161 | return (FALSE); |
171 | } |
162 | } |
172 | } |
163 | } |
173 | 164 | ||
174 | 165 | ||
175 | /******************************************************************************* |
166 | /******************************************************************************* |
176 | * |
167 | * |
177 | * FUNCTION: AcpiEvQueueNotifyRequest |
168 | * FUNCTION: AcpiEvQueueNotifyRequest |
178 | * |
169 | * |
179 | * PARAMETERS: Node - NS node for the notified object |
170 | * PARAMETERS: Node - NS node for the notified object |
180 | * NotifyValue - Value from the Notify() request |
171 | * NotifyValue - Value from the Notify() request |
181 | * |
172 | * |
182 | * RETURN: Status |
173 | * RETURN: Status |
183 | * |
174 | * |
184 | * DESCRIPTION: Dispatch a device notification event to a previously |
175 | * DESCRIPTION: Dispatch a device notification event to a previously |
185 | * installed handler. |
176 | * installed handler. |
186 | * |
177 | * |
187 | ******************************************************************************/ |
178 | ******************************************************************************/ |
188 | 179 | ||
189 | ACPI_STATUS |
180 | ACPI_STATUS |
190 | AcpiEvQueueNotifyRequest ( |
181 | AcpiEvQueueNotifyRequest ( |
191 | ACPI_NAMESPACE_NODE *Node, |
182 | ACPI_NAMESPACE_NODE *Node, |
192 | UINT32 NotifyValue) |
183 | UINT32 NotifyValue) |
193 | { |
184 | { |
194 | ACPI_OPERAND_OBJECT *ObjDesc; |
185 | ACPI_OPERAND_OBJECT *ObjDesc; |
195 | ACPI_OPERAND_OBJECT *HandlerObj = NULL; |
186 | ACPI_OPERAND_OBJECT *HandlerObj = NULL; |
196 | ACPI_GENERIC_STATE *NotifyInfo; |
187 | ACPI_GENERIC_STATE *NotifyInfo; |
197 | ACPI_STATUS Status = AE_OK; |
188 | ACPI_STATUS Status = AE_OK; |
198 | 189 | ||
199 | 190 | ||
200 | ACPI_FUNCTION_NAME (EvQueueNotifyRequest); |
191 | ACPI_FUNCTION_NAME (EvQueueNotifyRequest); |
201 | 192 | ||
202 | 193 | ||
203 | /* |
194 | /* |
204 | * For value 3 (Ejection Request), some device method may need to be run. |
195 | * For value 3 (Ejection Request), some device method may need to be run. |
205 | * For value 2 (Device Wake) if _PRW exists, the _PS0 method may need |
196 | * For value 2 (Device Wake) if _PRW exists, the _PS0 method may need |
206 | * to be run. |
197 | * to be run. |
207 | * For value 0x80 (Status Change) on the power button or sleep button, |
198 | * For value 0x80 (Status Change) on the power button or sleep button, |
208 | * initiate soft-off or sleep operation? |
199 | * initiate soft-off or sleep operation? |
209 | */ |
200 | */ |
210 | ACPI_DEBUG_PRINT ((ACPI_DB_INFO, |
201 | ACPI_DEBUG_PRINT ((ACPI_DB_INFO, |
211 | "Dispatching Notify on [%4.4s] Node %p Value 0x%2.2X (%s)\n", |
202 | "Dispatching Notify on [%4.4s] Node %p Value 0x%2.2X (%s)\n", |
212 | AcpiUtGetNodeName (Node), Node, NotifyValue, |
203 | AcpiUtGetNodeName (Node), Node, NotifyValue, |
213 | AcpiUtGetNotifyName (NotifyValue))); |
204 | AcpiUtGetNotifyName (NotifyValue))); |
214 | 205 | ||
215 | /* Get the notify object attached to the NS Node */ |
206 | /* Get the notify object attached to the NS Node */ |
216 | 207 | ||
217 | ObjDesc = AcpiNsGetAttachedObject (Node); |
208 | ObjDesc = AcpiNsGetAttachedObject (Node); |
218 | if (ObjDesc) |
209 | if (ObjDesc) |
219 | { |
210 | { |
220 | /* We have the notify object, Get the right handler */ |
211 | /* We have the notify object, Get the right handler */ |
221 | 212 | ||
222 | switch (Node->Type) |
213 | switch (Node->Type) |
223 | { |
214 | { |
224 | /* Notify allowed only on these types */ |
215 | /* Notify allowed only on these types */ |
225 | 216 | ||
226 | case ACPI_TYPE_DEVICE: |
217 | case ACPI_TYPE_DEVICE: |
227 | case ACPI_TYPE_THERMAL: |
218 | case ACPI_TYPE_THERMAL: |
228 | case ACPI_TYPE_PROCESSOR: |
219 | case ACPI_TYPE_PROCESSOR: |
229 | 220 | ||
230 | if (NotifyValue <= ACPI_MAX_SYS_NOTIFY) |
221 | if (NotifyValue <= ACPI_MAX_SYS_NOTIFY) |
231 | { |
222 | { |
232 | HandlerObj = ObjDesc->CommonNotify.SystemNotify; |
223 | HandlerObj = ObjDesc->CommonNotify.SystemNotify; |
233 | } |
224 | } |
234 | else |
225 | else |
235 | { |
226 | { |
236 | HandlerObj = ObjDesc->CommonNotify.DeviceNotify; |
227 | HandlerObj = ObjDesc->CommonNotify.DeviceNotify; |
237 | } |
228 | } |
238 | break; |
229 | break; |
239 | 230 | ||
240 | default: |
231 | default: |
241 | 232 | ||
242 | /* All other types are not supported */ |
233 | /* All other types are not supported */ |
243 | 234 | ||
244 | return (AE_TYPE); |
235 | return (AE_TYPE); |
245 | } |
236 | } |
246 | } |
237 | } |
247 | 238 | ||
248 | /* |
239 | /* |
249 | * If there is any handler to run, schedule the dispatcher. |
240 | * If there is any handler to run, schedule the dispatcher. |
250 | * Check for: |
241 | * Check for: |
251 | * 1) Global system notify handler |
242 | * 1) Global system notify handler |
252 | * 2) Global device notify handler |
243 | * 2) Global device notify handler |
253 | * 3) Per-device notify handler |
244 | * 3) Per-device notify handler |
254 | */ |
245 | */ |
255 | if ((AcpiGbl_SystemNotify.Handler && |
246 | if ((AcpiGbl_SystemNotify.Handler && |
256 | (NotifyValue <= ACPI_MAX_SYS_NOTIFY)) || |
247 | (NotifyValue <= ACPI_MAX_SYS_NOTIFY)) || |
257 | (AcpiGbl_DeviceNotify.Handler && |
248 | (AcpiGbl_DeviceNotify.Handler && |
258 | (NotifyValue > ACPI_MAX_SYS_NOTIFY)) || |
249 | (NotifyValue > ACPI_MAX_SYS_NOTIFY)) || |
259 | HandlerObj) |
250 | HandlerObj) |
260 | { |
251 | { |
261 | NotifyInfo = AcpiUtCreateGenericState (); |
252 | NotifyInfo = AcpiUtCreateGenericState (); |
262 | if (!NotifyInfo) |
253 | if (!NotifyInfo) |
263 | { |
254 | { |
264 | return (AE_NO_MEMORY); |
255 | return (AE_NO_MEMORY); |
265 | } |
256 | } |
266 | 257 | ||
267 | if (!HandlerObj) |
258 | if (!HandlerObj) |
268 | { |
259 | { |
269 | ACPI_DEBUG_PRINT ((ACPI_DB_INFO, |
260 | ACPI_DEBUG_PRINT ((ACPI_DB_INFO, |
270 | "Executing system notify handler for Notify (%4.4s, %X) " |
261 | "Executing system notify handler for Notify (%4.4s, %X) " |
271 | "node %p\n", |
262 | "node %p\n", |
272 | AcpiUtGetNodeName (Node), NotifyValue, Node)); |
263 | AcpiUtGetNodeName (Node), NotifyValue, Node)); |
273 | } |
264 | } |
274 | 265 | ||
275 | NotifyInfo->Common.DescriptorType = ACPI_DESC_TYPE_STATE_NOTIFY; |
266 | NotifyInfo->Common.DescriptorType = ACPI_DESC_TYPE_STATE_NOTIFY; |
276 | NotifyInfo->Notify.Node = Node; |
267 | NotifyInfo->Notify.Node = Node; |
277 | NotifyInfo->Notify.Value = (UINT16) NotifyValue; |
268 | NotifyInfo->Notify.Value = (UINT16) NotifyValue; |
278 | NotifyInfo->Notify.HandlerObj = HandlerObj; |
269 | NotifyInfo->Notify.HandlerObj = HandlerObj; |
279 | 270 | ||
280 | Status = AcpiOsExecute ( |
271 | Status = AcpiOsExecute ( |
281 | OSL_NOTIFY_HANDLER, AcpiEvNotifyDispatch, NotifyInfo); |
272 | OSL_NOTIFY_HANDLER, AcpiEvNotifyDispatch, NotifyInfo); |
282 | if (ACPI_FAILURE (Status)) |
273 | if (ACPI_FAILURE (Status)) |
283 | { |
274 | { |
284 | AcpiUtDeleteGenericState (NotifyInfo); |
275 | AcpiUtDeleteGenericState (NotifyInfo); |
285 | } |
276 | } |
286 | } |
277 | } |
287 | else |
278 | else |
288 | { |
279 | { |
289 | /* There is no notify handler (per-device or system) for this device */ |
280 | /* There is no notify handler (per-device or system) for this device */ |
290 | 281 | ||
291 | ACPI_DEBUG_PRINT ((ACPI_DB_INFO, |
282 | ACPI_DEBUG_PRINT ((ACPI_DB_INFO, |
292 | "No notify handler for Notify (%4.4s, %X) node %p\n", |
283 | "No notify handler for Notify (%4.4s, %X) node %p\n", |
293 | AcpiUtGetNodeName (Node), NotifyValue, Node)); |
284 | AcpiUtGetNodeName (Node), NotifyValue, Node)); |
294 | } |
285 | } |
295 | 286 | ||
296 | return (Status); |
287 | return (Status); |
297 | } |
288 | } |
298 | 289 | ||
299 | 290 | ||
300 | /******************************************************************************* |
291 | /******************************************************************************* |
301 | * |
292 | * |
302 | * FUNCTION: AcpiEvNotifyDispatch |
293 | * FUNCTION: AcpiEvNotifyDispatch |
303 | * |
294 | * |
304 | * PARAMETERS: Context - To be passed to the notify handler |
295 | * PARAMETERS: Context - To be passed to the notify handler |
305 | * |
296 | * |
306 | * RETURN: None. |
297 | * RETURN: None. |
307 | * |
298 | * |
308 | * DESCRIPTION: Dispatch a device notification event to a previously |
299 | * DESCRIPTION: Dispatch a device notification event to a previously |
309 | * installed handler. |
300 | * installed handler. |
310 | * |
301 | * |
311 | ******************************************************************************/ |
302 | ******************************************************************************/ |
312 | 303 | ||
313 | static void ACPI_SYSTEM_XFACE |
304 | static void ACPI_SYSTEM_XFACE |
314 | AcpiEvNotifyDispatch ( |
305 | AcpiEvNotifyDispatch ( |
315 | void *Context) |
306 | void *Context) |
316 | { |
307 | { |
317 | ACPI_GENERIC_STATE *NotifyInfo = (ACPI_GENERIC_STATE *) Context; |
308 | ACPI_GENERIC_STATE *NotifyInfo = (ACPI_GENERIC_STATE *) Context; |
318 | ACPI_NOTIFY_HANDLER GlobalHandler = NULL; |
309 | ACPI_NOTIFY_HANDLER GlobalHandler = NULL; |
319 | void *GlobalContext = NULL; |
310 | void *GlobalContext = NULL; |
320 | ACPI_OPERAND_OBJECT *HandlerObj; |
311 | ACPI_OPERAND_OBJECT *HandlerObj; |
321 | 312 | ||
322 | 313 | ||
323 | ACPI_FUNCTION_ENTRY (); |
314 | ACPI_FUNCTION_ENTRY (); |
324 | 315 | ||
325 | 316 | ||
326 | /* |
317 | /* |
327 | * We will invoke a global notify handler if installed. This is done |
318 | * We will invoke a global notify handler if installed. This is done |
328 | * _before_ we invoke the per-device handler attached to the device. |
319 | * _before_ we invoke the per-device handler attached to the device. |
329 | */ |
320 | */ |
330 | if (NotifyInfo->Notify.Value <= ACPI_MAX_SYS_NOTIFY) |
321 | if (NotifyInfo->Notify.Value <= ACPI_MAX_SYS_NOTIFY) |
331 | { |
322 | { |
332 | /* Global system notification handler */ |
323 | /* Global system notification handler */ |
333 | 324 | ||
334 | if (AcpiGbl_SystemNotify.Handler) |
325 | if (AcpiGbl_SystemNotify.Handler) |
335 | { |
326 | { |
336 | GlobalHandler = AcpiGbl_SystemNotify.Handler; |
327 | GlobalHandler = AcpiGbl_SystemNotify.Handler; |
337 | GlobalContext = AcpiGbl_SystemNotify.Context; |
328 | GlobalContext = AcpiGbl_SystemNotify.Context; |
338 | } |
329 | } |
339 | } |
330 | } |
340 | else |
331 | else |
341 | { |
332 | { |
342 | /* Global driver notification handler */ |
333 | /* Global driver notification handler */ |
343 | 334 | ||
344 | if (AcpiGbl_DeviceNotify.Handler) |
335 | if (AcpiGbl_DeviceNotify.Handler) |
345 | { |
336 | { |
346 | GlobalHandler = AcpiGbl_DeviceNotify.Handler; |
337 | GlobalHandler = AcpiGbl_DeviceNotify.Handler; |
347 | GlobalContext = AcpiGbl_DeviceNotify.Context; |
338 | GlobalContext = AcpiGbl_DeviceNotify.Context; |
348 | } |
339 | } |
349 | } |
340 | } |
350 | 341 | ||
351 | /* Invoke the system handler first, if present */ |
342 | /* Invoke the system handler first, if present */ |
352 | 343 | ||
353 | if (GlobalHandler) |
344 | if (GlobalHandler) |
354 | { |
345 | { |
355 | GlobalHandler (NotifyInfo->Notify.Node, NotifyInfo->Notify.Value, |
346 | GlobalHandler (NotifyInfo->Notify.Node, NotifyInfo->Notify.Value, |
356 | GlobalContext); |
347 | GlobalContext); |
357 | } |
348 | } |
358 | 349 | ||
359 | /* Now invoke the per-device handler, if present */ |
350 | /* Now invoke the per-device handler, if present */ |
360 | 351 | ||
361 | HandlerObj = NotifyInfo->Notify.HandlerObj; |
352 | HandlerObj = NotifyInfo->Notify.HandlerObj; |
362 | if (HandlerObj) |
353 | if (HandlerObj) |
363 | { |
354 | { |
364 | HandlerObj->Notify.Handler (NotifyInfo->Notify.Node, |
355 | HandlerObj->Notify.Handler (NotifyInfo->Notify.Node, |
365 | NotifyInfo->Notify.Value, |
356 | NotifyInfo->Notify.Value, |
366 | HandlerObj->Notify.Context); |
357 | HandlerObj->Notify.Context); |
367 | } |
358 | } |
368 | 359 | ||
369 | /* All done with the info object */ |
360 | /* All done with the info object */ |
370 | 361 | ||
371 | AcpiUtDeleteGenericState (NotifyInfo); |
362 | AcpiUtDeleteGenericState (NotifyInfo); |
372 | } |
363 | } |
373 | 364 | ||
374 | - | ||
375 | /******************************************************************************* |
- | |
376 | * |
- | |
377 | * FUNCTION: AcpiEvGlobalLockHandler |
- | |
378 | * |
- | |
379 | * PARAMETERS: Context - From thread interface, not used |
- | |
380 | * |
- | |
381 | * RETURN: ACPI_INTERRUPT_HANDLED |
- | |
382 | * |
- | |
383 | * DESCRIPTION: Invoked directly from the SCI handler when a global lock |
- | |
384 | * release interrupt occurs. Attempt to acquire the global lock, |
- | |
385 | * if successful, signal the thread waiting for the lock. |
- | |
386 | * |
- | |
387 | * NOTE: Assumes that the semaphore can be signaled from interrupt level. If |
- | |
388 | * this is not possible for some reason, a separate thread will have to be |
- | |
389 | * scheduled to do this. |
- | |
390 | * |
- | |
391 | ******************************************************************************/ |
- | |
392 | - | ||
393 | static UINT32 |
- | |
394 | AcpiEvGlobalLockHandler ( |
- | |
395 | void *Context) |
- | |
396 | { |
- | |
397 | BOOLEAN Acquired = FALSE; |
- | |
398 | ACPI_STATUS Status; |
- | |
399 | - | ||
400 | - | ||
401 | /* |
- | |
402 | * Attempt to get the lock. |
- | |
403 | * |
- | |
404 | * If we don't get it now, it will be marked pending and we will |
- | |
405 | * take another interrupt when it becomes free. |
- | |
406 | */ |
- | |
407 | ACPI_ACQUIRE_GLOBAL_LOCK (AcpiGbl_FACS, Acquired); |
- | |
408 | if (Acquired) |
- | |
409 | { |
- | |
410 | /* Got the lock, now wake the thread waiting for it */ |
- | |
411 | - | ||
412 | AcpiGbl_GlobalLockAcquired = TRUE; |
- | |
413 | - | ||
414 | /* Send a unit to the semaphore */ |
- | |
415 | - | ||
416 | Status = AcpiOsSignalSemaphore (AcpiGbl_GlobalLockSemaphore, 1); |
- | |
417 | if (ACPI_FAILURE (Status)) |
- | |
418 | { |
- | |
419 | ACPI_ERROR ((AE_INFO, "Could not signal Global Lock semaphore")); |
- | |
420 | } |
- | |
421 | } |
- | |
422 | - | ||
423 | return (ACPI_INTERRUPT_HANDLED); |
- | |
424 | } |
- | |
425 | - | ||
426 | - | ||
427 | /******************************************************************************* |
- | |
428 | * |
- | |
429 | * FUNCTION: AcpiEvInitGlobalLockHandler |
- | |
430 | * |
- | |
431 | * PARAMETERS: None |
- | |
432 | * |
- | |
433 | * RETURN: Status |
- | |
434 | * |
- | |
435 | * DESCRIPTION: Install a handler for the global lock release event |
- | |
436 | * |
- | |
437 | ******************************************************************************/ |
- | |
438 | - | ||
439 | ACPI_STATUS |
- | |
440 | AcpiEvInitGlobalLockHandler ( |
- | |
441 | void) |
- | |
442 | { |
- | |
443 | ACPI_STATUS Status; |
- | |
444 | - | ||
445 | - | ||
446 | ACPI_FUNCTION_TRACE (EvInitGlobalLockHandler); |
- | |
447 | - | ||
448 | - | ||
449 | /* Attempt installation of the global lock handler */ |
- | |
450 | - | ||
451 | Status = AcpiInstallFixedEventHandler (ACPI_EVENT_GLOBAL, |
- | |
452 | AcpiEvGlobalLockHandler, NULL); |
- | |
453 | - | ||
454 | /* |
- | |
455 | * If the global lock does not exist on this platform, the attempt to |
- | |
456 | * enable GBL_STATUS will fail (the GBL_ENABLE bit will not stick). |
- | |
457 | * Map to AE_OK, but mark global lock as not present. Any attempt to |
- | |
458 | * actually use the global lock will be flagged with an error. |
- | |
459 | */ |
- | |
460 | if (Status == AE_NO_HARDWARE_RESPONSE) |
- | |
461 | { |
- | |
462 | ACPI_ERROR ((AE_INFO, |
- | |
463 | "No response from Global Lock hardware, disabling lock")); |
- | |
464 | - | ||
465 | AcpiGbl_GlobalLockPresent = FALSE; |
- | |
466 | return_ACPI_STATUS (AE_OK); |
- | |
467 | } |
- | |
468 | - | ||
469 | AcpiGbl_GlobalLockPresent = TRUE; |
- | |
470 | return_ACPI_STATUS (Status); |
- | |
471 | } |
- | |
472 | - | ||
473 | - | ||
474 | /******************************************************************************* |
- | |
475 | * |
- | |
476 | * FUNCTION: AcpiEvRemoveGlobalLockHandler |
- | |
477 | * |
- | |
478 | * PARAMETERS: None |
- | |
479 | * |
- | |
480 | * RETURN: Status |
- | |
481 | * |
- | |
482 | * DESCRIPTION: Remove the handler for the Global Lock |
- | |
483 | * |
- | |
484 | ******************************************************************************/ |
- | |
485 | - | ||
486 | static ACPI_STATUS |
- | |
487 | AcpiEvRemoveGlobalLockHandler ( |
- | |
488 | void) |
- | |
489 | { |
- | |
490 | ACPI_STATUS Status; |
- | |
491 | - | ||
492 | - | ||
493 | ACPI_FUNCTION_TRACE (EvRemoveGlobalLockHandler); |
- | |
494 | - | ||
495 | AcpiGbl_GlobalLockPresent = FALSE; |
- | |
496 | Status = AcpiRemoveFixedEventHandler (ACPI_EVENT_GLOBAL, |
- | |
497 | AcpiEvGlobalLockHandler); |
- | |
498 | - | ||
499 | return_ACPI_STATUS (Status); |
- | |
500 | } |
- | |
501 | - | ||
502 | - | ||
503 | /****************************************************************************** |
- | |
504 | * |
- | |
505 | * FUNCTION: AcpiEvAcquireGlobalLock |
- | |
506 | * |
- | |
507 | * PARAMETERS: Timeout - Max time to wait for the lock, in millisec. |
- | |
508 | * |
- | |
509 | * RETURN: Status |
- | |
510 | * |
- | |
511 | * DESCRIPTION: Attempt to gain ownership of the Global Lock. |
- | |
512 | * |
- | |
513 | * MUTEX: Interpreter must be locked |
- | |
514 | * |
- | |
515 | * Note: The original implementation allowed multiple threads to "acquire" the |
- | |
516 | * Global Lock, and the OS would hold the lock until the last thread had |
- | |
517 | * released it. However, this could potentially starve the BIOS out of the |
- | |
518 | * lock, especially in the case where there is a tight handshake between the |
- | |
519 | * Embedded Controller driver and the BIOS. Therefore, this implementation |
- | |
520 | * allows only one thread to acquire the HW Global Lock at a time, and makes |
- | |
521 | * the global lock appear as a standard mutex on the OS side. |
- | |
522 | * |
- | |
523 | *****************************************************************************/ |
- | |
524 | - | ||
525 | ACPI_STATUS |
- | |
526 | AcpiEvAcquireGlobalLock ( |
- | |
527 | UINT16 Timeout) |
- | |
528 | { |
- | |
529 | ACPI_STATUS Status = AE_OK; |
- | |
530 | BOOLEAN Acquired = FALSE; |
- | |
531 | - | ||
532 | - | ||
533 | ACPI_FUNCTION_TRACE (EvAcquireGlobalLock); |
- | |
534 | - | ||
535 | - | ||
536 | /* |
- | |
537 | * Only one thread can acquire the GL at a time, the GlobalLockMutex |
- | |
538 | * enforces this. This interface releases the interpreter if we must wait. |
- | |
539 | */ |
- | |
540 | Status = AcpiExSystemWaitMutex (AcpiGbl_GlobalLockMutex->Mutex.OsMutex, |
- | |
541 | Timeout); |
- | |
542 | if (ACPI_FAILURE (Status)) |
- | |
543 | { |
- | |
544 | return_ACPI_STATUS (Status); |
- | |
545 | } |
- | |
546 | - | ||
547 | /* |
- | |
548 | * Update the global lock handle and check for wraparound. The handle is |
- | |
549 | * only used for the external global lock interfaces, but it is updated |
- | |
550 | * here to properly handle the case where a single thread may acquire the |
- | |
551 | * lock via both the AML and the AcpiAcquireGlobalLock interfaces. The |
- | |
552 | * handle is therefore updated on the first acquire from a given thread |
- | |
553 | * regardless of where the acquisition request originated. |
- | |
554 | */ |
- | |
555 | AcpiGbl_GlobalLockHandle++; |
- | |
556 | if (AcpiGbl_GlobalLockHandle == 0) |
- | |
557 | { |
- | |
558 | AcpiGbl_GlobalLockHandle = 1; |
- | |
559 | } |
- | |
560 | - | ||
561 | /* |
- | |
562 | * Make sure that a global lock actually exists. If not, just treat the |
- | |
563 | * lock as a standard mutex. |
- | |
564 | */ |
- | |
565 | if (!AcpiGbl_GlobalLockPresent) |
- | |
566 | { |
- | |
567 | AcpiGbl_GlobalLockAcquired = TRUE; |
- | |
568 | return_ACPI_STATUS (AE_OK); |
- | |
569 | } |
- | |
570 | - | ||
571 | /* Attempt to acquire the actual hardware lock */ |
- | |
572 | - | ||
573 | ACPI_ACQUIRE_GLOBAL_LOCK (AcpiGbl_FACS, Acquired); |
- | |
574 | if (Acquired) |
- | |
575 | { |
- | |
576 | /* We got the lock */ |
- | |
577 | - | ||
578 | ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, "Acquired hardware Global Lock\n")); |
- | |
579 | - | ||
580 | AcpiGbl_GlobalLockAcquired = TRUE; |
- | |
581 | return_ACPI_STATUS (AE_OK); |
- | |
582 | } |
- | |
583 | - | ||
584 | /* |
- | |
585 | * Did not get the lock. The pending bit was set above, and we must now |
- | |
586 | * wait until we get the global lock released interrupt. |
- | |
587 | */ |
- | |
588 | ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, "Waiting for hardware Global Lock\n")); |
- | |
589 | - | ||
590 | /* |
- | |
591 | * Wait for handshake with the global lock interrupt handler. |
- | |
592 | * This interface releases the interpreter if we must wait. |
- | |
593 | */ |
- | |
594 | Status = AcpiExSystemWaitSemaphore (AcpiGbl_GlobalLockSemaphore, |
- | |
595 | ACPI_WAIT_FOREVER); |
- | |
596 | - | ||
597 | return_ACPI_STATUS (Status); |
- | |
598 | } |
- | |
599 | - | ||
600 | - | ||
601 | /******************************************************************************* |
- | |
602 | * |
- | |
603 | * FUNCTION: AcpiEvReleaseGlobalLock |
- | |
604 | * |
- | |
605 | * PARAMETERS: None |
- | |
606 | * |
- | |
607 | * RETURN: Status |
- | |
608 | * |
- | |
609 | * DESCRIPTION: Releases ownership of the Global Lock. |
- | |
610 | * |
- | |
611 | ******************************************************************************/ |
- | |
612 | - | ||
613 | ACPI_STATUS |
- | |
614 | AcpiEvReleaseGlobalLock ( |
- | |
615 | void) |
- | |
616 | { |
- | |
617 | BOOLEAN Pending = FALSE; |
- | |
618 | ACPI_STATUS Status = AE_OK; |
- | |
619 | - | ||
620 | - | ||
621 | ACPI_FUNCTION_TRACE (EvReleaseGlobalLock); |
- | |
622 | - | ||
623 | - | ||
624 | /* Lock must be already acquired */ |
- | |
625 | - | ||
626 | if (!AcpiGbl_GlobalLockAcquired) |
- | |
627 | { |
- | |
628 | ACPI_WARNING ((AE_INFO, |
- | |
629 | "Cannot release the ACPI Global Lock, it has not been acquired")); |
- | |
630 | return_ACPI_STATUS (AE_NOT_ACQUIRED); |
- | |
631 | } |
- | |
632 | - | ||
633 | if (AcpiGbl_GlobalLockPresent) |
- | |
634 | { |
- | |
635 | /* Allow any thread to release the lock */ |
- | |
636 | - | ||
637 | ACPI_RELEASE_GLOBAL_LOCK (AcpiGbl_FACS, Pending); |
- | |
638 | - | ||
639 | /* |
- | |
640 | * If the pending bit was set, we must write GBL_RLS to the control |
- | |
641 | * register |
- | |
642 | */ |
- | |
643 | if (Pending) |
- | |
644 | { |
- | |
645 | Status = AcpiWriteBitRegister ( |
- | |
646 | ACPI_BITREG_GLOBAL_LOCK_RELEASE, ACPI_ENABLE_EVENT); |
- | |
647 | } |
- | |
648 | - | ||
649 | ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, "Released hardware Global Lock\n")); |
- | |
650 | } |
- | |
651 | - | ||
652 | AcpiGbl_GlobalLockAcquired = FALSE; |
- | |
653 | - | ||
654 | /* Release the local GL mutex */ |
- | |
655 | - | ||
656 | AcpiOsReleaseMutex (AcpiGbl_GlobalLockMutex->Mutex.OsMutex); |
- | |
657 | return_ACPI_STATUS (Status); |
- | |
658 | } |
- | |
659 | - | ||
660 | 365 | ||
661 | /****************************************************************************** |
366 | /****************************************************************************** |
662 | * |
367 | * |
663 | * FUNCTION: AcpiEvTerminate |
368 | * FUNCTION: AcpiEvTerminate |
664 | * |
369 | * |
665 | * PARAMETERS: none |
370 | * PARAMETERS: none |
666 | * |
371 | * |
667 | * RETURN: none |
372 | * RETURN: none |
668 | * |
373 | * |
669 | * DESCRIPTION: Disable events and free memory allocated for table storage. |
374 | * DESCRIPTION: Disable events and free memory allocated for table storage. |
670 | * |
375 | * |
671 | ******************************************************************************/ |
376 | ******************************************************************************/ |
672 | 377 | ||
673 | void |
378 | void |
674 | AcpiEvTerminate ( |
379 | AcpiEvTerminate ( |
675 | void) |
380 | void) |
676 | { |
381 | { |
677 | UINT32 i; |
382 | UINT32 i; |
678 | ACPI_STATUS Status; |
383 | ACPI_STATUS Status; |
679 | 384 | ||
680 | 385 | ||
681 | ACPI_FUNCTION_TRACE (EvTerminate); |
386 | ACPI_FUNCTION_TRACE (EvTerminate); |
682 | 387 | ||
683 | 388 | ||
684 | if (AcpiGbl_EventsInitialized) |
389 | if (AcpiGbl_EventsInitialized) |
685 | { |
390 | { |
686 | /* |
391 | /* |
687 | * Disable all event-related functionality. In all cases, on error, |
392 | * Disable all event-related functionality. In all cases, on error, |
688 | * print a message but obviously we don't abort. |
393 | * print a message but obviously we don't abort. |
689 | */ |
394 | */ |
690 | 395 | ||
691 | /* Disable all fixed events */ |
396 | /* Disable all fixed events */ |
692 | 397 | ||
693 | for (i = 0; i < ACPI_NUM_FIXED_EVENTS; i++) |
398 | for (i = 0; i < ACPI_NUM_FIXED_EVENTS; i++) |
694 | { |
399 | { |
695 | Status = AcpiDisableEvent (i, 0); |
400 | Status = AcpiDisableEvent (i, 0); |
696 | if (ACPI_FAILURE (Status)) |
401 | if (ACPI_FAILURE (Status)) |
697 | { |
402 | { |
698 | ACPI_ERROR ((AE_INFO, |
403 | ACPI_ERROR ((AE_INFO, |
699 | "Could not disable fixed event %u", (UINT32) i)); |
404 | "Could not disable fixed event %u", (UINT32) i)); |
700 | } |
405 | } |
701 | } |
406 | } |
702 | 407 | ||
703 | /* Disable all GPEs in all GPE blocks */ |
408 | /* Disable all GPEs in all GPE blocks */ |
704 | 409 | ||
705 | Status = AcpiEvWalkGpeList (AcpiHwDisableGpeBlock, NULL); |
410 | Status = AcpiEvWalkGpeList (AcpiHwDisableGpeBlock, NULL); |
706 | 411 | ||
707 | /* Remove SCI handler */ |
412 | /* Remove SCI handler */ |
708 | 413 | ||
709 | Status = AcpiEvRemoveSciHandler (); |
414 | Status = AcpiEvRemoveSciHandler (); |
710 | if (ACPI_FAILURE(Status)) |
415 | if (ACPI_FAILURE(Status)) |
711 | { |
416 | { |
712 | ACPI_ERROR ((AE_INFO, |
417 | ACPI_ERROR ((AE_INFO, |
713 | "Could not remove SCI handler")); |
418 | "Could not remove SCI handler")); |
714 | } |
419 | } |
715 | 420 | ||
716 | Status = AcpiEvRemoveGlobalLockHandler (); |
421 | Status = AcpiEvRemoveGlobalLockHandler (); |
717 | if (ACPI_FAILURE(Status)) |
422 | if (ACPI_FAILURE(Status)) |
718 | { |
423 | { |
719 | ACPI_ERROR ((AE_INFO, |
424 | ACPI_ERROR ((AE_INFO, |
720 | "Could not remove Global Lock handler")); |
425 | "Could not remove Global Lock handler")); |
721 | } |
426 | } |
722 | } |
427 | } |
723 | 428 | ||
724 | /* Deallocate all handler objects installed within GPE info structs */ |
429 | /* Deallocate all handler objects installed within GPE info structs */ |
725 | 430 | ||
726 | Status = AcpiEvWalkGpeList (AcpiEvDeleteGpeHandlers, NULL); |
431 | Status = AcpiEvWalkGpeList (AcpiEvDeleteGpeHandlers, NULL); |
727 | 432 | ||
728 | /* Return to original mode if necessary */ |
433 | /* Return to original mode if necessary */ |
729 | 434 | ||
730 | if (AcpiGbl_OriginalMode == ACPI_SYS_MODE_LEGACY) |
435 | if (AcpiGbl_OriginalMode == ACPI_SYS_MODE_LEGACY) |
731 | { |
436 | { |
732 | Status = AcpiDisable (); |
437 | Status = AcpiDisable (); |
733 | if (ACPI_FAILURE (Status)) |
438 | if (ACPI_FAILURE (Status)) |
734 | { |
439 | { |
735 | ACPI_WARNING ((AE_INFO, "AcpiDisable failed")); |
440 | ACPI_WARNING ((AE_INFO, "AcpiDisable failed")); |
736 | } |
441 | } |
737 | } |
442 | } |
738 | return_VOID; |
443 | return_VOID; |
739 | }>=>=>=> |
444 | }>=>=>=> |
740 | - |