summaryrefslogtreecommitdiffstats
path: root/drivers/acpi/acpica/acresrc.h
blob: eef5bd7a59faf3fd426e8602c9bc0240fd9a8a99 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
/******************************************************************************
 *
 * Name: acresrc.h - Resource Manager function prototypes
 *
 *****************************************************************************/

/*
 * Copyright (C) 2000 - 2008, Intel Corp.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions, and the following disclaimer,
 *    without modification.
 * 2. Redistributions in binary form must reproduce at minimum a disclaimer
 *    substantially similar to the "NO WARRANTY" disclaimer below
 *    ("Disclaimer") and any redistribution must be conditioned upon
 *    including a substantially similar Disclaimer requirement for further
 *    binary redistribution.
 * 3. Neither the names of the above-listed copyright holders nor the names
 *    of any contributors may be used to endorse or promote products derived
 *    from this software without specific prior written permission.
 *
 * Alternatively, this software may be distributed under the terms of the
 * GNU General Public License ("GPL") version 2 as published by the Free
 * Software Foundation.
 *
 * NO WARRANTY
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGES.
 */

#ifndef __ACRESRC_H__
#define __ACRESRC_H__

/* Need the AML resource descriptor structs */

#include "amlresrc.h"

/*
 * If possible, pack the following structures to byte alignment, since we
 * don't care about performance for debug output. Two cases where we cannot
 * pack the structures:
 *
 * 1) Hardware does not support misaligned memory transfers
 * 2) Compiler does not support pointers within packed structures
 */
#if (!defined(ACPI_MISALIGNMENT_NOT_SUPPORTED) && !defined(ACPI_PACKED_POINTERS_NOT_SUPPORTED))
#pragma pack(1)
#endif

/*
 * Individual entry for the resource conversion tables
 */
typedef const struct acpi_rsconvert_info {
	u8 opcode;
	u8 resource_offset;
	u8 aml_offset;
	u8 value;

} acpi_rsconvert_info;

/* Resource conversion opcodes */

#define ACPI_RSC_INITGET                0
#define ACPI_RSC_INITSET                1
#define ACPI_RSC_FLAGINIT               2
#define ACPI_RSC_1BITFLAG               3
#define ACPI_RSC_2BITFLAG               4
#define ACPI_RSC_COUNT                  5
#define ACPI_RSC_COUNT16                6
#define ACPI_RSC_LENGTH                 7
#define ACPI_RSC_MOVE8                  8
#define ACPI_RSC_MOVE16                 9
#define ACPI_RSC_MOVE32                 10
#define ACPI_RSC_MOVE64                 11
#define ACPI_RSC_SET8                   12
#define ACPI_RSC_DATA8                  13
#define ACPI_RSC_ADDRESS                14
#define ACPI_RSC_SOURCE                 15
#define ACPI_RSC_SOURCEX                16
#define ACPI_RSC_BITMASK                17
#define ACPI_RSC_BITMASK16              18
#define ACPI_RSC_EXIT_NE                19
#define ACPI_RSC_EXIT_LE                20
#define ACPI_RSC_EXIT_EQ                21

/* Resource Conversion sub-opcodes */

#define ACPI_RSC_COMPARE_AML_LENGTH     0
#define ACPI_RSC_COMPARE_VALUE          1

#define ACPI_RSC_TABLE_SIZE(d)          (sizeof (d) / sizeof (struct acpi_rsconvert_info))

#define ACPI_RS_OFFSET(f)               (u8) ACPI_OFFSET (struct acpi_resource,f)
#define AML_OFFSET(f)                   (u8) ACPI_OFFSET (union aml_resource,f)

typedef const struct acpi_rsdump_info {
	u8 opcode;
	u8 offset;
	char *name;
	const char **pointer;

} acpi_rsdump_info;

/* Values for the Opcode field above */

#define ACPI_RSD_TITLE                  0
#define ACPI_RSD_LITERAL                1
#define ACPI_RSD_STRING                 2
#define ACPI_RSD_UINT8                  3
#define ACPI_RSD_UINT16                 4
#define ACPI_RSD_UINT32                 5
#define ACPI_RSD_UINT64                 6
#define ACPI_RSD_1BITFLAG               7
#define ACPI_RSD_2BITFLAG               8
#define ACPI_RSD_SHORTLIST              9
#define ACPI_RSD_LONGLIST               10
#define ACPI_RSD_DWORDLIST              11
#define ACPI_RSD_ADDRESS                12
#define ACPI_RSD_SOURCE                 13

/* restore default alignment */

#pragma pack()

/* Resource tables indexed by internal resource type */

extern const u8 acpi_gbl_aml_resource_sizes[];
extern struct acpi_rsconvert_info *acpi_gbl_set_resource_dispatch[];

/* Resource tables indexed by raw AML resource descriptor type */

extern const u8 acpi_gbl_resource_struct_sizes[];
extern struct acpi_rsconvert_info *acpi_gbl_get_resource_dispatch[];

struct acpi_vendor_walk_info {
	struct acpi_vendor_uuid *uuid;
	struct acpi_buffer *buffer;
	acpi_status status;
};

/*
 * rscreate
 */
acpi_status
acpi_rs_create_resource_list(union acpi_operand_object *aml_buffer,
			     struct acpi_buffer *output_buffer);

acpi_status
acpi_rs_create_aml_resources(struct acpi_resource *linked_list_buffer,
			     struct acpi_buffer *output_buffer);

acpi_status
acpi_rs_create_pci_routing_table(union acpi_operand_object *package_object,
				 struct acpi_buffer *output_buffer);

/*
 * rsutils
 */

acpi_status
acpi_rs_get_prt_method_data(struct acpi_namespace_node *node,
			    struct acpi_buffer *ret_buffer);

acpi_status
acpi_rs_get_crs_method_data(struct acpi_namespace_node *node,
			    struct acpi_buffer *ret_buffer);

acpi_status
acpi_rs_get_prs_method_data(struct acpi_namespace_node *node,
			    struct acpi_buffer *ret_buffer);

acpi_status
acpi_rs_get_method_data(acpi_handle handle,
			char *path, struct acpi_buffer *ret_buffer);

acpi_status
acpi_rs_set_srs_method_data(struct acpi_namespace_node *node,
			    struct acpi_buffer *ret_buffer);

/*
 * rscalc
 */
acpi_status
acpi_rs_get_list_length(u8 * aml_buffer,
			u32 aml_buffer_length, acpi_size * size_needed);

acpi_status
acpi_rs_get_aml_length(struct acpi_resource *linked_list_buffer,
		       acpi_size * size_needed);

acpi_status
acpi_rs_get_pci_routing_table_length(union acpi_operand_object *package_object,
				     acpi_size * buffer_size_needed);

acpi_status
acpi_rs_convert_aml_to_resources(u8 * aml,
				 u32 length,
				 u32 offset, u8 resource_index, void **context);

acpi_status
acpi_rs_convert_resources_to_aml(struct acpi_resource *resource,
				 acpi_size aml_size_needed, u8 * output_buffer);

/*
 * rsaddr
 */
void
acpi_rs_set_address_common(union aml_resource *aml,
			   struct acpi_resource *resource);

u8
acpi_rs_get_address_common(struct acpi_resource *resource,
			   union aml_resource *aml);

/*
 * rsmisc
 */
acpi_status
acpi_rs_convert_aml_to_resource(struct acpi_resource *resource,
				union aml_resource *aml,
				struct acpi_rsconvert_info *info);

acpi_status
acpi_rs_convert_resource_to_aml(struct acpi_resource *resource,
				union aml_resource *aml,
				struct acpi_rsconvert_info *info);

/*
 * rsutils
 */
void
acpi_rs_move_data(void *destination,
		  void *source, u16 item_count, u8 move_type);

u8 acpi_rs_decode_bitmask(u16 mask, u8 * list);

u16 acpi_rs_encode_bitmask(u8 * list, u8 count);

acpi_rs_length
acpi_rs_get_resource_source(acpi_rs_length resource_length,
			    acpi_rs_length minimum_length,
			    struct acpi_resource_source *resource_source,
			    union aml_resource *aml, char *string_ptr);

acpi_rsdesc_size
acpi_rs_set_resource_source(union aml_resource *aml,
			    acpi_rs_length minimum_length,
			    struct acpi_resource_source *resource_source);

void
acpi_rs_set_resource_header(u8 descriptor_type,
			    acpi_rsdesc_size total_length,
			    union aml_resource *aml);

void
acpi_rs_set_resource_length(acpi_rsdesc_size total_length,
			    union aml_resource *aml);

/*
 * rsdump
 */
void acpi_rs_dump_resource_list(struct acpi_resource *resource);

void acpi_rs_dump_irq_list(u8 * route_table);

/*
 * Resource conversion tables
 */
extern struct acpi_rsconvert_info acpi_rs_convert_dma[];
extern struct acpi_rsconvert_info acpi_rs_convert_end_dpf[];
extern struct acpi_rsconvert_info acpi_rs_convert_io[];
extern struct acpi_rsconvert_info acpi_rs_convert_fixed_io[];
extern struct acpi_rsconvert_info acpi_rs_convert_end_tag[];
extern struct acpi_rsconvert_info acpi_rs_convert_memory24[];
extern struct acpi_rsconvert_info acpi_rs_convert_generic_reg[];
extern struct acpi_rsconvert_info acpi_rs_convert_memory32[];
extern struct acpi_rsconvert_info acpi_rs_convert_fixed_memory32[];
extern struct acpi_rsconvert_info acpi_rs_convert_address32[];
extern struct acpi_rsconvert_info acpi_rs_convert_address16[];
extern struct acpi_rsconvert_info acpi_rs_convert_ext_irq[];
extern struct acpi_rsconvert_info acpi_rs_convert_address64[];
extern struct acpi_rsconvert_info acpi_rs_convert_ext_address64[];

/* These resources require separate get/set tables */

extern struct acpi_rsconvert_info acpi_rs_get_irq[];
extern struct acpi_rsconvert_info acpi_rs_get_start_dpf[];
extern struct acpi_rsconvert_info acpi_rs_get_vendor_small[];
extern struct acpi_rsconvert_info acpi_rs_get_vendor_large[];

extern struct acpi_rsconvert_info acpi_rs_set_irq[];
extern struct acpi_rsconvert_info acpi_rs_set_start_dpf[];
extern struct acpi_rsconvert_info acpi_rs_set_vendor[];

#if defined(ACPI_DEBUG_OUTPUT) || defined(ACPI_DEBUGGER)
/*
 * rsinfo
 */
extern struct acpi_rsdump_info *acpi_gbl_dump_resource_dispatch[];

/*
 * rsdump
 */
extern struct acpi_rsdump_info acpi_rs_dump_irq[];
extern struct acpi_rsdump_info acpi_rs_dump_dma[];
extern struct acpi_rsdump_info acpi_rs_dump_start_dpf[];
extern struct acpi_rsdump_info acpi_rs_dump_end_dpf[];
extern struct acpi_rsdump_info acpi_rs_dump_io[];
extern struct acpi_rsdump_info acpi_rs_dump_fixed_io[];
extern struct acpi_rsdump_info acpi_rs_dump_vendor[];
extern struct acpi_rsdump_info acpi_rs_dump_end_tag[];
extern struct acpi_rsdump_info acpi_rs_dump_memory24[];
extern struct acpi_rsdump_info acpi_rs_dump_memory32[];
extern struct acpi_rsdump_info acpi_rs_dump_fixed_memory32[];
extern struct acpi_rsdump_info acpi_rs_dump_address16[];
extern struct acpi_rsdump_info acpi_rs_dump_address32[];
extern struct acpi_rsdump_info acpi_rs_dump_address64[];
extern struct acpi_rsdump_info acpi_rs_dump_ext_address64[];
extern struct acpi_rsdump_info acpi_rs_dump_ext_irq[];
extern struct acpi_rsdump_info acpi_rs_dump_generic_reg[];
#endif

#endif				/* __ACRESRC_H__ */
OpenPOWER on IntegriCloud