1 /******************************************************************************
2 *
3 * Name: acresrc.h - Resource Manager function prototypes
4 *
5 *****************************************************************************/
6
7 /*
8 * Copyright (C) 2000 - 2007, R. Byron Moore
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 #ifndef __ACRESRC_H__
45 #define __ACRESRC_H__
46
47 /* Need the AML resource descriptor structs */
48
49 #include "amlresrc.h"
50
51 /*
52 * If possible, pack the following structures to byte alignment, since we
53 * don't care about performance for debug output. Two cases where we cannot
54 * pack the structures:
55 *
56 * 1) Hardware does not support misaligned memory transfers
57 * 2) Compiler does not support pointers within packed structures
58 */
59 #if (!defined(ACPI_MISALIGNMENT_NOT_SUPPORTED) && !defined(ACPI_PACKED_POINTERS_NOT_SUPPORTED))
60 #pragma pack(1)
61 #endif
62
63 /*
64 * Individual entry for the resource conversion tables
65 */
66 typedef const struct acpi_rsconvert_info {
67 u8 opcode;
68 u8 resource_offset;
69 u8 aml_offset;
70 u8 value;
71
72 } acpi_rsconvert_info;
73
74 /* Resource conversion opcodes */
75
76 #define ACPI_RSC_INITGET 0
77 #define ACPI_RSC_INITSET 1
78 #define ACPI_RSC_FLAGINIT 2
79 #define ACPI_RSC_1BITFLAG 3
80 #define ACPI_RSC_2BITFLAG 4
81 #define ACPI_RSC_COUNT 5
82 #define ACPI_RSC_COUNT16 6
83 #define ACPI_RSC_LENGTH 7
84 #define ACPI_RSC_MOVE8 8
85 #define ACPI_RSC_MOVE16 9
86 #define ACPI_RSC_MOVE32 10
87 #define ACPI_RSC_MOVE64 11
88 #define ACPI_RSC_SET8 12
89 #define ACPI_RSC_DATA8 13
90 #define ACPI_RSC_ADDRESS 14
91 #define ACPI_RSC_SOURCE 15
92 #define ACPI_RSC_SOURCEX 16
93 #define ACPI_RSC_BITMASK 17
94 #define ACPI_RSC_BITMASK16 18
95 #define ACPI_RSC_EXIT_NE 19
96 #define ACPI_RSC_EXIT_LE 20
97
98 /* Resource Conversion sub-opcodes */
99
100 #define ACPI_RSC_COMPARE_AML_LENGTH 0
101 #define ACPI_RSC_COMPARE_VALUE 1
102
103 #define ACPI_RSC_TABLE_SIZE(d) (sizeof (d) / sizeof (struct acpi_rsconvert_info))
104
105 #define ACPI_RS_OFFSET(f) (u8) ACPI_OFFSET (struct acpi_resource,f)
106 #define AML_OFFSET(f) (u8) ACPI_OFFSET (union aml_resource,f)
107
108 typedef const struct acpi_rsdump_info {
109 u8 opcode;
110 u8 offset;
111 char *name;
112 const char **pointer;
113
114 } acpi_rsdump_info;
115
116 /* Values for the Opcode field above */
117
118 #define ACPI_RSD_TITLE 0
119 #define ACPI_RSD_LITERAL 1
120 #define ACPI_RSD_STRING 2
121 #define ACPI_RSD_UINT8 3
122 #define ACPI_RSD_UINT16 4
123 #define ACPI_RSD_UINT32 5
124 #define ACPI_RSD_UINT64 6
125 #define ACPI_RSD_1BITFLAG 7
126 #define ACPI_RSD_2BITFLAG 8
127 #define ACPI_RSD_SHORTLIST 9
128 #define ACPI_RSD_LONGLIST 10
129 #define ACPI_RSD_DWORDLIST 11
130 #define ACPI_RSD_ADDRESS 12
131 #define ACPI_RSD_SOURCE 13
132
133 /* restore default alignment */
134
135 #pragma pack()
136
137 /* Resource tables indexed by internal resource type */
138
139 extern const u8 acpi_gbl_aml_resource_sizes[];
140 extern struct acpi_rsconvert_info *acpi_gbl_set_resource_dispatch[];
141
142 /* Resource tables indexed by raw AML resource descriptor type */
143
144 extern const u8 acpi_gbl_resource_struct_sizes[];
145 extern struct acpi_rsconvert_info *acpi_gbl_get_resource_dispatch[];
146
147 struct acpi_vendor_walk_info {
148 struct acpi_vendor_uuid *uuid;
149 struct acpi_buffer *buffer;
150 acpi_status status;
151 };
152
153 /*
154 * rscreate
155 */
156 acpi_status
157 acpi_rs_create_resource_list(union acpi_operand_object *aml_buffer,
158 struct acpi_buffer *output_buffer);
159
160 acpi_status
161 acpi_rs_create_aml_resources(struct acpi_resource *linked_list_buffer,
162 struct acpi_buffer *output_buffer);
163
164 acpi_status
165 acpi_rs_create_pci_routing_table(union acpi_operand_object *package_object,
166 struct acpi_buffer *output_buffer);
167
168 /*
169 * rsutils
170 */
171
172 acpi_status
173 acpi_rs_get_prt_method_data(struct acpi_namespace_node *node,
174 struct acpi_buffer *ret_buffer);
175
176 acpi_status
177 acpi_rs_get_crs_method_data(struct acpi_namespace_node *node,
178 struct acpi_buffer *ret_buffer);
179
180 acpi_status
181 acpi_rs_get_prs_method_data(struct acpi_namespace_node *node,
182 struct acpi_buffer *ret_buffer);
183
184 acpi_status
185 acpi_rs_get_method_data(acpi_handle handle,
186 char *path, struct acpi_buffer *ret_buffer);
187
188 acpi_status
189 acpi_rs_set_srs_method_data(struct acpi_namespace_node *node,
190 struct acpi_buffer *ret_buffer);
191
192 /*
193 * rscalc
194 */
195 acpi_status
196 acpi_rs_get_list_length(u8 * aml_buffer,
197 u32 aml_buffer_length, acpi_size * size_needed);
198
199 acpi_status
200 acpi_rs_get_aml_length(struct acpi_resource *linked_list_buffer,
201 acpi_size * size_needed);
202
203 acpi_status
204 acpi_rs_get_pci_routing_table_length(union acpi_operand_object *package_object,
205 acpi_size * buffer_size_needed);
206
207 acpi_status
208 acpi_rs_convert_aml_to_resources(u8 * aml,
209 u32 length,
210 u32 offset, u8 resource_index, void **context);
211
212 acpi_status
213 acpi_rs_convert_resources_to_aml(struct acpi_resource *resource,
214 acpi_size aml_size_needed, u8 * output_buffer);
215
216 /*
217 * rsaddr
218 */
219 void
220 acpi_rs_set_address_common(union aml_resource *aml,
221 struct acpi_resource *resource);
222
223 u8
224 acpi_rs_get_address_common(struct acpi_resource *resource,
225 union aml_resource *aml);
226
227 /*
228 * rsmisc
229 */
230 acpi_status
231 acpi_rs_convert_aml_to_resource(struct acpi_resource *resource,
232 union aml_resource *aml,
233 struct acpi_rsconvert_info *info);
234
235 acpi_status
236 acpi_rs_convert_resource_to_aml(struct acpi_resource *resource,
237 union aml_resource *aml,
238 struct acpi_rsconvert_info *info);
239
240 /*
241 * rsutils
242 */
243 void
244 acpi_rs_move_data(void *destination,
245 void *source, u16 item_count, u8 move_type);
246
247 u8 acpi_rs_decode_bitmask(u16 mask, u8 * list);
248
249 u16 acpi_rs_encode_bitmask(u8 * list, u8 count);
250
251 acpi_rs_length
252 acpi_rs_get_resource_source(acpi_rs_length resource_length,
253 acpi_rs_length minimum_length,
254 struct acpi_resource_source *resource_source,
255 union aml_resource *aml, char *string_ptr);
256
257 acpi_rsdesc_size
258 acpi_rs_set_resource_source(union aml_resource *aml,
259 acpi_rs_length minimum_length,
260 struct acpi_resource_source *resource_source);
261
262 void
263 acpi_rs_set_resource_header(u8 descriptor_type,
264 acpi_rsdesc_size total_length,
265 union aml_resource *aml);
266
267 void
268 acpi_rs_set_resource_length(acpi_rsdesc_size total_length,
269 union aml_resource *aml);
270
271 /*
272 * rsdump
273 */
274 void acpi_rs_dump_resource_list(struct acpi_resource *resource);
275
276 void acpi_rs_dump_irq_list(u8 * route_table);
277
278 /*
279 * Resource conversion tables
280 */
281 extern struct acpi_rsconvert_info acpi_rs_convert_dma[];
282 extern struct acpi_rsconvert_info acpi_rs_convert_end_dpf[];
283 extern struct acpi_rsconvert_info acpi_rs_convert_io[];
284 extern struct acpi_rsconvert_info acpi_rs_convert_fixed_io[];
285 extern struct acpi_rsconvert_info acpi_rs_convert_end_tag[];
286 extern struct acpi_rsconvert_info acpi_rs_convert_memory24[];
287 extern struct acpi_rsconvert_info acpi_rs_convert_generic_reg[];
288 extern struct acpi_rsconvert_info acpi_rs_convert_memory32[];
289 extern struct acpi_rsconvert_info acpi_rs_convert_fixed_memory32[];
290 extern struct acpi_rsconvert_info acpi_rs_convert_address32[];
291 extern struct acpi_rsconvert_info acpi_rs_convert_address16[];
292 extern struct acpi_rsconvert_info acpi_rs_convert_ext_irq[];
293 extern struct acpi_rsconvert_info acpi_rs_convert_address64[];
294 extern struct acpi_rsconvert_info acpi_rs_convert_ext_address64[];
295
296 /* These resources require separate get/set tables */
297
298 extern struct acpi_rsconvert_info acpi_rs_get_irq[];
299 extern struct acpi_rsconvert_info acpi_rs_get_start_dpf[];
300 extern struct acpi_rsconvert_info acpi_rs_get_vendor_small[];
301 extern struct acpi_rsconvert_info acpi_rs_get_vendor_large[];
302
303 extern struct acpi_rsconvert_info acpi_rs_set_irq[];
304 extern struct acpi_rsconvert_info acpi_rs_set_start_dpf[];
305 extern struct acpi_rsconvert_info acpi_rs_set_vendor[];
306
307 #if defined(ACPI_DEBUG_OUTPUT) || defined(ACPI_DEBUGGER)
308 /*
309 * rsinfo
310 */
311 extern struct acpi_rsdump_info *acpi_gbl_dump_resource_dispatch[];
312
313 /*
314 * rsdump
315 */
316 extern struct acpi_rsdump_info acpi_rs_dump_irq[];
317 extern struct acpi_rsdump_info acpi_rs_dump_dma[];
318 extern struct acpi_rsdump_info acpi_rs_dump_start_dpf[];
319 extern struct acpi_rsdump_info acpi_rs_dump_end_dpf[];
320 extern struct acpi_rsdump_info acpi_rs_dump_io[];
321 extern struct acpi_rsdump_info acpi_rs_dump_fixed_io[];
322 extern struct acpi_rsdump_info acpi_rs_dump_vendor[];
323 extern struct acpi_rsdump_info acpi_rs_dump_end_tag[];
324 extern struct acpi_rsdump_info acpi_rs_dump_memory24[];
325 extern struct acpi_rsdump_info acpi_rs_dump_memory32[];
326 extern struct acpi_rsdump_info acpi_rs_dump_fixed_memory32[];
327 extern struct acpi_rsdump_info acpi_rs_dump_address16[];
328 extern struct acpi_rsdump_info acpi_rs_dump_address32[];
329 extern struct acpi_rsdump_info acpi_rs_dump_address64[];
330 extern struct acpi_rsdump_info acpi_rs_dump_ext_address64[];
331 extern struct acpi_rsdump_info acpi_rs_dump_ext_irq[];
332 extern struct acpi_rsdump_info acpi_rs_dump_generic_reg[];
333 #endif
334
335 #endif /* __ACRESRC_H__ */
336
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