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-rw-r--r--drivers/acpi/resources/rsinfo.c228
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diff --git a/drivers/acpi/resources/rsinfo.c b/drivers/acpi/resources/rsinfo.c
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1/*******************************************************************************
2 *
3 * Module Name: rsinfo - Dispatch and Info tables
4 *
5 ******************************************************************************/
6
7/*
8 * Copyright (C) 2000 - 2005, 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#include <acpi/acpi.h>
45#include <acpi/acresrc.h>
46
47#define _COMPONENT ACPI_RESOURCES
48ACPI_MODULE_NAME("rsinfo")
49
50/*
51 * Resource dispatch and information tables. Any new resource types (either
52 * Large or Small) must be reflected in each of these tables, so they are here
53 * in one place.
54 *
55 * The tables for Large descriptors are indexed by bits 6:0 of the AML
56 * descriptor type byte. The tables for Small descriptors are indexed by
57 * bits 6:3 of the descriptor byte. The tables for internal resource
58 * descriptors are indexed by the acpi_resource_type field.
59 */
60/* Dispatch table for resource-to-AML (Set Resource) conversion functions */
61ACPI_SET_RESOURCE_HANDLER acpi_gbl_set_resource_dispatch[] = {
62 acpi_rs_set_irq, /* 0x00, ACPI_RESOURCE_TYPE_IRQ */
63 acpi_rs_set_dma, /* 0x01, ACPI_RESOURCE_TYPE_DMA */
64 acpi_rs_set_start_dpf, /* 0x02, ACPI_RESOURCE_TYPE_START_DEPENDENT */
65 acpi_rs_set_end_dpf, /* 0x03, ACPI_RESOURCE_TYPE_END_DEPENDENT */
66 acpi_rs_set_io, /* 0x04, ACPI_RESOURCE_TYPE_IO */
67 acpi_rs_set_fixed_io, /* 0x05, ACPI_RESOURCE_TYPE_FIXED_IO */
68 acpi_rs_set_vendor, /* 0x06, ACPI_RESOURCE_TYPE_VENDOR */
69 acpi_rs_set_end_tag, /* 0x07, ACPI_RESOURCE_TYPE_END_TAG */
70 acpi_rs_set_memory24, /* 0x08, ACPI_RESOURCE_TYPE_MEMORY24 */
71 acpi_rs_set_memory32, /* 0x09, ACPI_RESOURCE_TYPE_MEMORY32 */
72 acpi_rs_set_fixed_memory32, /* 0x0A, ACPI_RESOURCE_TYPE_FIXED_MEMORY32 */
73 acpi_rs_set_address16, /* 0x0B, ACPI_RESOURCE_TYPE_ADDRESS16 */
74 acpi_rs_set_address32, /* 0x0C, ACPI_RESOURCE_TYPE_ADDRESS32 */
75 acpi_rs_set_address64, /* 0x0D, ACPI_RESOURCE_TYPE_ADDRESS64 */
76 acpi_rs_set_ext_address64, /* 0x0E, ACPI_RESOURCE_TYPE_EXTENDED_ADDRESS64 */
77 acpi_rs_set_ext_irq, /* 0x0F, ACPI_RESOURCE_TYPE_EXTENDED_IRQ */
78 acpi_rs_set_generic_reg /* 0x10, ACPI_RESOURCE_TYPE_GENERIC_REGISTER */
79};
80
81/* Dispatch tables for AML-to-resource (Get Resource) conversion functions */
82
83ACPI_GET_RESOURCE_HANDLER acpi_gbl_sm_get_resource_dispatch[] = {
84 NULL, /* 0x00, Reserved */
85 NULL, /* 0x01, Reserved */
86 NULL, /* 0x02, Reserved */
87 NULL, /* 0x03, Reserved */
88 acpi_rs_get_irq, /* 0x04, ACPI_RESOURCE_NAME_IRQ */
89 acpi_rs_get_dma, /* 0x05, ACPI_RESOURCE_NAME_DMA */
90 acpi_rs_get_start_dpf, /* 0x06, ACPI_RESOURCE_NAME_START_DEPENDENT */
91 acpi_rs_get_end_dpf, /* 0x07, ACPI_RESOURCE_NAME_END_DEPENDENT */
92 acpi_rs_get_io, /* 0x08, ACPI_RESOURCE_NAME_IO */
93 acpi_rs_get_fixed_io, /* 0x09, ACPI_RESOURCE_NAME_FIXED_IO */
94 NULL, /* 0x0A, Reserved */
95 NULL, /* 0x0B, Reserved */
96 NULL, /* 0x0C, Reserved */
97 NULL, /* 0x0D, Reserved */
98 acpi_rs_get_vendor, /* 0x0E, ACPI_RESOURCE_NAME_VENDOR_SMALL */
99 acpi_rs_get_end_tag /* 0x0F, ACPI_RESOURCE_NAME_END_TAG */
100};
101
102ACPI_GET_RESOURCE_HANDLER acpi_gbl_lg_get_resource_dispatch[] = {
103 NULL, /* 0x00, Reserved */
104 acpi_rs_get_memory24, /* 0x01, ACPI_RESOURCE_NAME_MEMORY24 */
105 acpi_rs_get_generic_reg, /* 0x02, ACPI_RESOURCE_NAME_GENERIC_REGISTER */
106 NULL, /* 0x03, Reserved */
107 acpi_rs_get_vendor, /* 0x04, ACPI_RESOURCE_NAME_VENDOR_LARGE */
108 acpi_rs_get_memory32, /* 0x05, ACPI_RESOURCE_NAME_MEMORY32 */
109 acpi_rs_get_fixed_memory32, /* 0x06, ACPI_RESOURCE_NAME_FIXED_MEMORY32 */
110 acpi_rs_get_address32, /* 0x07, ACPI_RESOURCE_NAME_ADDRESS32 */
111 acpi_rs_get_address16, /* 0x08, ACPI_RESOURCE_NAME_ADDRESS16 */
112 acpi_rs_get_ext_irq, /* 0x09, ACPI_RESOURCE_NAME_EXTENDED_IRQ */
113 acpi_rs_get_address64, /* 0x0A, ACPI_RESOURCE_NAME_ADDRESS64 */
114 acpi_rs_get_ext_address64 /* 0x0B, ACPI_RESOURCE_NAME_EXTENDED_ADDRESS64 */
115};
116
117#ifdef ACPI_FUTURE_USAGE
118#if defined(ACPI_DEBUG_OUTPUT) || defined(ACPI_DEBUGGER)
119
120/* Dispatch table for resource dump functions */
121
122ACPI_DUMP_RESOURCE_HANDLER acpi_gbl_dump_resource_dispatch[] = {
123 acpi_rs_dump_irq, /* ACPI_RESOURCE_TYPE_IRQ */
124 acpi_rs_dump_dma, /* ACPI_RESOURCE_TYPE_DMA */
125 acpi_rs_dump_start_dpf, /* ACPI_RESOURCE_TYPE_START_DEPENDENT */
126 acpi_rs_dump_end_dpf, /* ACPI_RESOURCE_TYPE_END_DEPENDENT */
127 acpi_rs_dump_io, /* ACPI_RESOURCE_TYPE_IO */
128 acpi_rs_dump_fixed_io, /* ACPI_RESOURCE_TYPE_FIXED_IO */
129 acpi_rs_dump_vendor, /* ACPI_RESOURCE_TYPE_VENDOR */
130 acpi_rs_dump_end_tag, /* ACPI_RESOURCE_TYPE_END_TAG */
131 acpi_rs_dump_memory24, /* ACPI_RESOURCE_TYPE_MEMORY24 */
132 acpi_rs_dump_memory32, /* ACPI_RESOURCE_TYPE_MEMORY32 */
133 acpi_rs_dump_fixed_memory32, /* ACPI_RESOURCE_TYPE_FIXED_MEMORY32 */
134 acpi_rs_dump_address16, /* ACPI_RESOURCE_TYPE_ADDRESS16 */
135 acpi_rs_dump_address32, /* ACPI_RESOURCE_TYPE_ADDRESS32 */
136 acpi_rs_dump_address64, /* ACPI_RESOURCE_TYPE_ADDRESS64 */
137 acpi_rs_dump_ext_address64, /* ACPI_RESOURCE_TYPE_EXTENDED_ADDRESS64 */
138 acpi_rs_dump_ext_irq, /* ACPI_RESOURCE_TYPE_EXTENDED_IRQ */
139 acpi_rs_dump_generic_reg /* ACPI_RESOURCE_TYPE_GENERIC_REGISTER */
140};
141#endif
142#endif /* ACPI_FUTURE_USAGE */
143
144/*
145 * Base sizes for external AML resource descriptors, indexed by internal type.
146 * Includes size of the descriptor header (1 byte for small descriptors,
147 * 3 bytes for large descriptors)
148 */
149u8 acpi_gbl_aml_resource_sizes[] = {
150 sizeof(struct aml_resource_irq), /* ACPI_RESOURCE_TYPE_IRQ (optional Byte 3 always created) */
151 sizeof(struct aml_resource_dma), /* ACPI_RESOURCE_TYPE_DMA */
152 sizeof(struct aml_resource_start_dependent), /* ACPI_RESOURCE_TYPE_START_DEPENDENT (optional Byte 1 always created) */
153 sizeof(struct aml_resource_end_dependent), /* ACPI_RESOURCE_TYPE_END_DEPENDENT */
154 sizeof(struct aml_resource_io), /* ACPI_RESOURCE_TYPE_IO */
155 sizeof(struct aml_resource_fixed_io), /* ACPI_RESOURCE_TYPE_FIXED_IO */
156 sizeof(struct aml_resource_vendor_small), /* ACPI_RESOURCE_TYPE_VENDOR */
157 sizeof(struct aml_resource_end_tag), /* ACPI_RESOURCE_TYPE_END_TAG */
158 sizeof(struct aml_resource_memory24), /* ACPI_RESOURCE_TYPE_MEMORY24 */
159 sizeof(struct aml_resource_memory32), /* ACPI_RESOURCE_TYPE_MEMORY32 */
160 sizeof(struct aml_resource_fixed_memory32), /* ACPI_RESOURCE_TYPE_FIXED_MEMORY32 */
161 sizeof(struct aml_resource_address16), /* ACPI_RESOURCE_TYPE_ADDRESS16 */
162 sizeof(struct aml_resource_address32), /* ACPI_RESOURCE_TYPE_ADDRESS32 */
163 sizeof(struct aml_resource_address64), /* ACPI_RESOURCE_TYPE_ADDRESS64 */
164 sizeof(struct aml_resource_extended_address64), /*ACPI_RESOURCE_TYPE_EXTENDED_ADDRESS64 */
165 sizeof(struct aml_resource_extended_irq), /* ACPI_RESOURCE_TYPE_EXTENDED_IRQ */
166 sizeof(struct aml_resource_generic_register) /* ACPI_RESOURCE_TYPE_GENERIC_REGISTER */
167};
168
169/* Macros used in the tables below */
170
171#define ACPI_RLARGE(r) sizeof (r) - sizeof (struct aml_resource_large_header)
172#define ACPI_RSMALL(r) sizeof (r) - sizeof (struct aml_resource_small_header)
173
174/*
175 * Base sizes of resource descriptors, both the AML stream resource length
176 * (minus size of header and length fields),and the size of the internal
177 * struct representation.
178 */
179struct acpi_resource_info acpi_gbl_sm_resource_info[] = {
180 {0, 0, 0},
181 {0, 0, 0},
182 {0, 0, 0},
183 {0, 0, 0},
184 {2, ACPI_RSMALL(struct aml_resource_irq),
185 ACPI_SIZEOF_RESOURCE(struct acpi_resource_irq)},
186 {0, ACPI_RSMALL(struct aml_resource_dma),
187 ACPI_SIZEOF_RESOURCE(struct acpi_resource_dma)},
188 {2, ACPI_RSMALL(struct aml_resource_start_dependent),
189 ACPI_SIZEOF_RESOURCE(struct acpi_resource_start_dependent)},
190 {0, ACPI_RSMALL(struct aml_resource_end_dependent),
191 ACPI_RESOURCE_LENGTH},
192 {0, ACPI_RSMALL(struct aml_resource_io),
193 ACPI_SIZEOF_RESOURCE(struct acpi_resource_io)},
194 {0, ACPI_RSMALL(struct aml_resource_fixed_io),
195 ACPI_SIZEOF_RESOURCE(struct acpi_resource_fixed_io)},
196 {0, 0, 0},
197 {0, 0, 0},
198 {0, 0, 0},
199 {0, 0, 0},
200 {1, ACPI_RSMALL(struct aml_resource_vendor_small),
201 ACPI_SIZEOF_RESOURCE(struct acpi_resource_vendor)},
202 {0, ACPI_RSMALL(struct aml_resource_end_tag), ACPI_RESOURCE_LENGTH}
203};
204
205struct acpi_resource_info acpi_gbl_lg_resource_info[] = {
206 {0, 0, 0},
207 {0, ACPI_RLARGE(struct aml_resource_memory24),
208 ACPI_SIZEOF_RESOURCE(struct acpi_resource_memory24)},
209 {0, ACPI_RLARGE(struct aml_resource_generic_register),
210 ACPI_SIZEOF_RESOURCE(struct acpi_resource_generic_registerister)},
211 {0, 0, 0},
212 {1, ACPI_RLARGE(struct aml_resource_vendor_large),
213 ACPI_SIZEOF_RESOURCE(struct acpi_resource_vendor)},
214 {0, ACPI_RLARGE(struct aml_resource_memory32),
215 ACPI_SIZEOF_RESOURCE(struct acpi_resource_memory32)},
216 {0, ACPI_RLARGE(struct aml_resource_fixed_memory32),
217 ACPI_SIZEOF_RESOURCE(struct acpi_resource_fixed_memory32)},
218 {1, ACPI_RLARGE(struct aml_resource_address32),
219 ACPI_SIZEOF_RESOURCE(struct acpi_resource_address32)},
220 {1, ACPI_RLARGE(struct aml_resource_address16),
221 ACPI_SIZEOF_RESOURCE(struct acpi_resource_address16)},
222 {1, ACPI_RLARGE(struct aml_resource_extended_irq),
223 ACPI_SIZEOF_RESOURCE(struct acpi_resource_extended_irq)},
224 {1, ACPI_RLARGE(struct aml_resource_address64),
225 ACPI_SIZEOF_RESOURCE(struct acpi_resource_address64)},
226 {0, ACPI_RLARGE(struct aml_resource_extended_address64),
227 ACPI_SIZEOF_RESOURCE(struct acpi_resource_extended_address64)}
228};