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1 | /******************************************************************************* |
1 | /******************************************************************************* |
2 | * |
2 | * |
3 | * Module Name: rslist - Linked list utilities |
3 | * Module Name: rslist - Linked list utilities |
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 | #define __RSLIST_C__ |
116 | #define __RSLIST_C__ |
117 | 117 | ||
118 | #include "acpi.h" |
118 | #include "acpi.h" |
119 | #include "accommon.h" |
119 | #include "accommon.h" |
120 | #include "acresrc.h" |
120 | #include "acresrc.h" |
121 | 121 | ||
122 | #define _COMPONENT ACPI_RESOURCES |
122 | #define _COMPONENT ACPI_RESOURCES |
123 | ACPI_MODULE_NAME ("rslist") |
123 | ACPI_MODULE_NAME ("rslist") |
124 | 124 | ||
125 | 125 | ||
126 | /******************************************************************************* |
126 | /******************************************************************************* |
127 | * |
127 | * |
128 | * FUNCTION: AcpiRsConvertAmlToResources |
128 | * FUNCTION: AcpiRsConvertAmlToResources |
129 | * |
129 | * |
130 | * PARAMETERS: ACPI_WALK_AML_CALLBACK |
130 | * PARAMETERS: ACPI_WALK_AML_CALLBACK |
131 | * ResourcePtr - Pointer to the buffer that will |
131 | * ResourcePtr - Pointer to the buffer that will |
132 | * contain the output structures |
132 | * contain the output structures |
133 | * |
133 | * |
134 | * RETURN: Status |
134 | * RETURN: Status |
135 | * |
135 | * |
136 | * DESCRIPTION: Convert an AML resource to an internal representation of the |
136 | * DESCRIPTION: Convert an AML resource to an internal representation of the |
137 | * resource that is aligned and easier to access. |
137 | * resource that is aligned and easier to access. |
138 | * |
138 | * |
139 | ******************************************************************************/ |
139 | ******************************************************************************/ |
140 | 140 | ||
141 | ACPI_STATUS |
141 | ACPI_STATUS |
142 | AcpiRsConvertAmlToResources ( |
142 | AcpiRsConvertAmlToResources ( |
143 | UINT8 *Aml, |
143 | UINT8 *Aml, |
144 | UINT32 Length, |
144 | UINT32 Length, |
145 | UINT32 Offset, |
145 | UINT32 Offset, |
146 | UINT8 ResourceIndex, |
146 | UINT8 ResourceIndex, |
147 | void *Context) |
147 | void *Context) |
148 | { |
148 | { |
149 | ACPI_RESOURCE **ResourcePtr = ACPI_CAST_INDIRECT_PTR ( |
149 | ACPI_RESOURCE **ResourcePtr = ACPI_CAST_INDIRECT_PTR ( |
150 | ACPI_RESOURCE, Context); |
150 | ACPI_RESOURCE, Context); |
151 | ACPI_RESOURCE *Resource; |
151 | ACPI_RESOURCE *Resource; |
152 | ACPI_STATUS Status; |
152 | ACPI_STATUS Status; |
153 | 153 | ||
154 | 154 | ||
155 | ACPI_FUNCTION_TRACE (RsConvertAmlToResources); |
155 | ACPI_FUNCTION_TRACE (RsConvertAmlToResources); |
156 | 156 | ||
157 | 157 | ||
158 | /* |
158 | /* |
159 | * Check that the input buffer and all subsequent pointers into it |
159 | * Check that the input buffer and all subsequent pointers into it |
160 | * are aligned on a native word boundary. Most important on IA64 |
160 | * are aligned on a native word boundary. Most important on IA64 |
161 | */ |
161 | */ |
162 | Resource = *ResourcePtr; |
162 | Resource = *ResourcePtr; |
163 | if (ACPI_IS_MISALIGNED (Resource)) |
163 | if (ACPI_IS_MISALIGNED (Resource)) |
164 | { |
164 | { |
165 | ACPI_WARNING ((AE_INFO, |
165 | ACPI_WARNING ((AE_INFO, |
166 | "Misaligned resource pointer %p", Resource)); |
166 | "Misaligned resource pointer %p", Resource)); |
167 | } |
167 | } |
168 | 168 | ||
169 | /* Convert the AML byte stream resource to a local resource struct */ |
169 | /* Convert the AML byte stream resource to a local resource struct */ |
170 | 170 | ||
171 | Status = AcpiRsConvertAmlToResource ( |
171 | Status = AcpiRsConvertAmlToResource ( |
172 | Resource, ACPI_CAST_PTR (AML_RESOURCE, Aml), |
172 | Resource, ACPI_CAST_PTR (AML_RESOURCE, Aml), |
173 | AcpiGbl_GetResourceDispatch[ResourceIndex]); |
173 | AcpiGbl_GetResourceDispatch[ResourceIndex]); |
174 | if (ACPI_FAILURE (Status)) |
174 | if (ACPI_FAILURE (Status)) |
175 | { |
175 | { |
176 | ACPI_EXCEPTION ((AE_INFO, Status, |
176 | ACPI_EXCEPTION ((AE_INFO, Status, |
177 | "Could not convert AML resource (Type 0x%X)", *Aml)); |
177 | "Could not convert AML resource (Type 0x%X)", *Aml)); |
178 | return_ACPI_STATUS (Status); |
178 | return_ACPI_STATUS (Status); |
179 | } |
179 | } |
180 | 180 | ||
181 | ACPI_DEBUG_PRINT ((ACPI_DB_RESOURCES, |
181 | ACPI_DEBUG_PRINT ((ACPI_DB_RESOURCES, |
182 | "Type %.2X, AmlLength %.2X InternalLength %.2X\n", |
182 | "Type %.2X, AmlLength %.2X InternalLength %.2X\n", |
183 | AcpiUtGetResourceType (Aml), Length, |
183 | AcpiUtGetResourceType (Aml), Length, |
184 | Resource->Length)); |
184 | Resource->Length)); |
185 | 185 | ||
186 | /* Point to the next structure in the output buffer */ |
186 | /* Point to the next structure in the output buffer */ |
187 | 187 | ||
188 | *ResourcePtr = ACPI_ADD_PTR (void, Resource, Resource->Length); |
188 | *ResourcePtr = ACPI_ADD_PTR (void, Resource, Resource->Length); |
189 | return_ACPI_STATUS (AE_OK); |
189 | return_ACPI_STATUS (AE_OK); |
190 | } |
190 | } |
191 | 191 | ||
192 | 192 | ||
193 | /******************************************************************************* |
193 | /******************************************************************************* |
194 | * |
194 | * |
195 | * FUNCTION: AcpiRsConvertResourcesToAml |
195 | * FUNCTION: AcpiRsConvertResourcesToAml |
196 | * |
196 | * |
197 | * PARAMETERS: Resource - Pointer to the resource linked list |
197 | * PARAMETERS: Resource - Pointer to the resource linked list |
198 | * AmlSizeNeeded - Calculated size of the byte stream |
198 | * AmlSizeNeeded - Calculated size of the byte stream |
199 | * needed from calling AcpiRsGetAmlLength() |
199 | * needed from calling AcpiRsGetAmlLength() |
200 | * The size of the OutputBuffer is |
200 | * The size of the OutputBuffer is |
201 | * guaranteed to be >= AmlSizeNeeded |
201 | * guaranteed to be >= AmlSizeNeeded |
202 | * OutputBuffer - Pointer to the buffer that will |
202 | * OutputBuffer - Pointer to the buffer that will |
203 | * contain the byte stream |
203 | * contain the byte stream |
204 | * |
204 | * |
205 | * RETURN: Status |
205 | * RETURN: Status |
206 | * |
206 | * |
207 | * DESCRIPTION: Takes the resource linked list and parses it, creating a |
207 | * DESCRIPTION: Takes the resource linked list and parses it, creating a |
208 | * byte stream of resources in the caller's output buffer |
208 | * byte stream of resources in the caller's output buffer |
209 | * |
209 | * |
210 | ******************************************************************************/ |
210 | ******************************************************************************/ |
211 | 211 | ||
212 | ACPI_STATUS |
212 | ACPI_STATUS |
213 | AcpiRsConvertResourcesToAml ( |
213 | AcpiRsConvertResourcesToAml ( |
214 | ACPI_RESOURCE *Resource, |
214 | ACPI_RESOURCE *Resource, |
215 | ACPI_SIZE AmlSizeNeeded, |
215 | ACPI_SIZE AmlSizeNeeded, |
216 | UINT8 *OutputBuffer) |
216 | UINT8 *OutputBuffer) |
217 | { |
217 | { |
218 | UINT8 *Aml = OutputBuffer; |
218 | UINT8 *Aml = OutputBuffer; |
219 | UINT8 *EndAml = OutputBuffer + AmlSizeNeeded; |
219 | UINT8 *EndAml = OutputBuffer + AmlSizeNeeded; |
220 | ACPI_STATUS Status; |
220 | ACPI_STATUS Status; |
221 | 221 | ||
222 | 222 | ||
223 | ACPI_FUNCTION_TRACE (RsConvertResourcesToAml); |
223 | ACPI_FUNCTION_TRACE (RsConvertResourcesToAml); |
224 | 224 | ||
225 | 225 | ||
226 | /* Walk the resource descriptor list, convert each descriptor */ |
226 | /* Walk the resource descriptor list, convert each descriptor */ |
227 | 227 | ||
228 | while (Aml < EndAml) |
228 | while (Aml < EndAml) |
229 | { |
229 | { |
230 | /* Validate the (internal) Resource Type */ |
230 | /* Validate the (internal) Resource Type */ |
231 | 231 | ||
232 | if (Resource->Type > ACPI_RESOURCE_TYPE_MAX) |
232 | if (Resource->Type > ACPI_RESOURCE_TYPE_MAX) |
233 | { |
233 | { |
234 | ACPI_ERROR ((AE_INFO, |
234 | ACPI_ERROR ((AE_INFO, |
235 | "Invalid descriptor type (0x%X) in resource list", |
235 | "Invalid descriptor type (0x%X) in resource list", |
236 | Resource->Type)); |
236 | Resource->Type)); |
237 | return_ACPI_STATUS (AE_BAD_DATA); |
237 | return_ACPI_STATUS (AE_BAD_DATA); |
238 | } |
238 | } |
239 | 239 | ||
240 | /* Perform the conversion */ |
240 | /* Perform the conversion */ |
241 | 241 | ||
242 | Status = AcpiRsConvertResourceToAml (Resource, |
242 | Status = AcpiRsConvertResourceToAml (Resource, |
243 | ACPI_CAST_PTR (AML_RESOURCE, Aml), |
243 | ACPI_CAST_PTR (AML_RESOURCE, Aml), |
244 | AcpiGbl_SetResourceDispatch[Resource->Type]); |
244 | AcpiGbl_SetResourceDispatch[Resource->Type]); |
245 | if (ACPI_FAILURE (Status)) |
245 | if (ACPI_FAILURE (Status)) |
246 | { |
246 | { |
247 | ACPI_EXCEPTION ((AE_INFO, Status, |
247 | ACPI_EXCEPTION ((AE_INFO, Status, |
248 | "Could not convert resource (type 0x%X) to AML", |
248 | "Could not convert resource (type 0x%X) to AML", |
249 | Resource->Type)); |
249 | Resource->Type)); |
250 | return_ACPI_STATUS (Status); |
250 | return_ACPI_STATUS (Status); |
251 | } |
251 | } |
252 | 252 | ||
253 | /* Perform final sanity check on the new AML resource descriptor */ |
253 | /* Perform final sanity check on the new AML resource descriptor */ |
254 | 254 | ||
255 | Status = AcpiUtValidateResource ( |
255 | Status = AcpiUtValidateResource ( |
256 | ACPI_CAST_PTR (AML_RESOURCE, Aml), NULL); |
256 | ACPI_CAST_PTR (AML_RESOURCE, Aml), NULL); |
257 | if (ACPI_FAILURE (Status)) |
257 | if (ACPI_FAILURE (Status)) |
258 | { |
258 | { |
259 | return_ACPI_STATUS (Status); |
259 | return_ACPI_STATUS (Status); |
260 | } |
260 | } |
261 | 261 | ||
262 | /* Check for end-of-list, normal exit */ |
262 | /* Check for end-of-list, normal exit */ |
263 | 263 | ||
264 | if (Resource->Type == ACPI_RESOURCE_TYPE_END_TAG) |
264 | if (Resource->Type == ACPI_RESOURCE_TYPE_END_TAG) |
265 | { |
265 | { |
266 | /* An End Tag indicates the end of the input Resource Template */ |
266 | /* An End Tag indicates the end of the input Resource Template */ |
267 | 267 | ||
268 | return_ACPI_STATUS (AE_OK); |
268 | return_ACPI_STATUS (AE_OK); |
269 | } |
269 | } |
270 | 270 | ||
271 | /* |
271 | /* |
272 | * Extract the total length of the new descriptor and set the |
272 | * Extract the total length of the new descriptor and set the |
273 | * Aml to point to the next (output) resource descriptor |
273 | * Aml to point to the next (output) resource descriptor |
274 | */ |
274 | */ |
275 | Aml += AcpiUtGetDescriptorLength (Aml); |
275 | Aml += AcpiUtGetDescriptorLength (Aml); |
276 | 276 | ||
277 | /* Point to the next input resource descriptor */ |
277 | /* Point to the next input resource descriptor */ |
278 | 278 | ||
279 | Resource = ACPI_ADD_PTR (ACPI_RESOURCE, Resource, Resource->Length); |
279 | Resource = ACPI_ADD_PTR (ACPI_RESOURCE, Resource, Resource->Length); |
280 | } |
280 | } |
281 | 281 | ||
282 | /* Completed buffer, but did not find an EndTag resource descriptor */ |
282 | /* Completed buffer, but did not find an EndTag resource descriptor */ |
283 | 283 | ||
284 | return_ACPI_STATUS (AE_AML_NO_RESOURCE_END_TAG); |
284 | return_ACPI_STATUS (AE_AML_NO_RESOURCE_END_TAG); |
285 | }> |
285 | }> |