1 /*******************************************************************************
2 *
3 * Module Name: rsmem24 - Memory resource descriptors
4 *
5 ******************************************************************************/
6
7 /*
8 * Copyright (C) 2000 - 2008, Intel Corp.
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 "accommon.h"
46 #include "acresrc.h"
47
48 #define _COMPONENT ACPI_RESOURCES
49 ACPI_MODULE_NAME("rsmemory")
50
51 /*******************************************************************************
52 *
53 * acpi_rs_convert_memory24
54 *
55 ******************************************************************************/
56 struct acpi_rsconvert_info acpi_rs_convert_memory24[4] = {
57 {ACPI_RSC_INITGET, ACPI_RESOURCE_TYPE_MEMORY24,
58 ACPI_RS_SIZE(struct acpi_resource_memory24),
59 ACPI_RSC_TABLE_SIZE(acpi_rs_convert_memory24)},
60
61 {ACPI_RSC_INITSET, ACPI_RESOURCE_NAME_MEMORY24,
62 sizeof(struct aml_resource_memory24),
63 0},
64
65 /* Read/Write bit */
66
67 {ACPI_RSC_1BITFLAG, ACPI_RS_OFFSET(data.memory24.write_protect),
68 AML_OFFSET(memory24.flags),
69 0},
70 /*
71 * These fields are contiguous in both the source and destination:
72 * Minimum Base Address
73 * Maximum Base Address
74 * Address Base Alignment
75 * Range Length
76 */
77 {ACPI_RSC_MOVE16, ACPI_RS_OFFSET(data.memory24.minimum),
78 AML_OFFSET(memory24.minimum),
79 4}
80 };
81
82 /*******************************************************************************
83 *
84 * acpi_rs_convert_memory32
85 *
86 ******************************************************************************/
87
88 struct acpi_rsconvert_info acpi_rs_convert_memory32[4] = {
89 {ACPI_RSC_INITGET, ACPI_RESOURCE_TYPE_MEMORY32,
90 ACPI_RS_SIZE(struct acpi_resource_memory32),
91 ACPI_RSC_TABLE_SIZE(acpi_rs_convert_memory32)},
92
93 {ACPI_RSC_INITSET, ACPI_RESOURCE_NAME_MEMORY32,
94 sizeof(struct aml_resource_memory32),
95 0},
96
97 /* Read/Write bit */
98
99 {ACPI_RSC_1BITFLAG, ACPI_RS_OFFSET(data.memory32.write_protect),
100 AML_OFFSET(memory32.flags),
101 0},
102 /*
103 * These fields are contiguous in both the source and destination:
104 * Minimum Base Address
105 * Maximum Base Address
106 * Address Base Alignment
107 * Range Length
108 */
109 {ACPI_RSC_MOVE32, ACPI_RS_OFFSET(data.memory32.minimum),
110 AML_OFFSET(memory32.minimum),
111 4}
112 };
113
114 /*******************************************************************************
115 *
116 * acpi_rs_convert_fixed_memory32
117 *
118 ******************************************************************************/
119
120 struct acpi_rsconvert_info acpi_rs_convert_fixed_memory32[4] = {
121 {ACPI_RSC_INITGET, ACPI_RESOURCE_TYPE_FIXED_MEMORY32,
122 ACPI_RS_SIZE(struct acpi_resource_fixed_memory32),
123 ACPI_RSC_TABLE_SIZE(acpi_rs_convert_fixed_memory32)},
124
125 {ACPI_RSC_INITSET, ACPI_RESOURCE_NAME_FIXED_MEMORY32,
126 sizeof(struct aml_resource_fixed_memory32),
127 0},
128
129 /* Read/Write bit */
130
131 {ACPI_RSC_1BITFLAG, ACPI_RS_OFFSET(data.fixed_memory32.write_protect),
132 AML_OFFSET(fixed_memory32.flags),
133 0},
134 /*
135 * These fields are contiguous in both the source and destination:
136 * Base Address
137 * Range Length
138 */
139 {ACPI_RSC_MOVE32, ACPI_RS_OFFSET(data.fixed_memory32.address),
140 AML_OFFSET(fixed_memory32.address),
141 2}
142 };
143
144 /*******************************************************************************
145 *
146 * acpi_rs_get_vendor_small
147 *
148 ******************************************************************************/
149
150 struct acpi_rsconvert_info acpi_rs_get_vendor_small[3] = {
151 {ACPI_RSC_INITGET, ACPI_RESOURCE_TYPE_VENDOR,
152 ACPI_RS_SIZE(struct acpi_resource_vendor),
153 ACPI_RSC_TABLE_SIZE(acpi_rs_get_vendor_small)},
154
155 /* Length of the vendor data (byte count) */
156
157 {ACPI_RSC_COUNT16, ACPI_RS_OFFSET(data.vendor.byte_length),
158 0,
159 sizeof(u8)}
160 ,
161
162 /* Vendor data */
163
164 {ACPI_RSC_MOVE8, ACPI_RS_OFFSET(data.vendor.byte_data[0]),
165 sizeof(struct aml_resource_small_header),
166 0}
167 };
168
169 /*******************************************************************************
170 *
171 * acpi_rs_get_vendor_large
172 *
173 ******************************************************************************/
174
175 struct acpi_rsconvert_info acpi_rs_get_vendor_large[3] = {
176 {ACPI_RSC_INITGET, ACPI_RESOURCE_TYPE_VENDOR,
177 ACPI_RS_SIZE(struct acpi_resource_vendor),
178 ACPI_RSC_TABLE_SIZE(acpi_rs_get_vendor_large)},
179
180 /* Length of the vendor data (byte count) */
181
182 {ACPI_RSC_COUNT16, ACPI_RS_OFFSET(data.vendor.byte_length),
183 0,
184 sizeof(u8)}
185 ,
186
187 /* Vendor data */
188
189 {ACPI_RSC_MOVE8, ACPI_RS_OFFSET(data.vendor.byte_data[0]),
190 sizeof(struct aml_resource_large_header),
191 0}
192 };
193
194 /*******************************************************************************
195 *
196 * acpi_rs_set_vendor
197 *
198 ******************************************************************************/
199
200 struct acpi_rsconvert_info acpi_rs_set_vendor[7] = {
201 /* Default is a small vendor descriptor */
202
203 {ACPI_RSC_INITSET, ACPI_RESOURCE_NAME_VENDOR_SMALL,
204 sizeof(struct aml_resource_small_header),
205 ACPI_RSC_TABLE_SIZE(acpi_rs_set_vendor)},
206
207 /* Get the length and copy the data */
208
209 {ACPI_RSC_COUNT16, ACPI_RS_OFFSET(data.vendor.byte_length),
210 0,
211 0},
212
213 {ACPI_RSC_MOVE8, ACPI_RS_OFFSET(data.vendor.byte_data[0]),
214 sizeof(struct aml_resource_small_header),
215 0},
216
217 /*
218 * All done if the Vendor byte length is 7 or less, meaning that it will
219 * fit within a small descriptor
220 */
221 {ACPI_RSC_EXIT_LE, 0, 0, 7},
222
223 /* Must create a large vendor descriptor */
224
225 {ACPI_RSC_INITSET, ACPI_RESOURCE_NAME_VENDOR_LARGE,
226 sizeof(struct aml_resource_large_header),
227 0},
228
229 {ACPI_RSC_COUNT16, ACPI_RS_OFFSET(data.vendor.byte_length),
230 0,
231 0},
232
233 {ACPI_RSC_MOVE8, ACPI_RS_OFFSET(data.vendor.byte_data[0]),
234 sizeof(struct aml_resource_large_header),
235 0}
236 };
237
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