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| 1 | /******************************************************************************* | |||
| 2 | * | |||
| 3 | * Module Name: rsio - IO and DMA resource descriptors | |||
| 4 | * | |||
| 5 | ******************************************************************************/ | |||
| 6 | ||||
| 7 | /* | |||
| 8 | * Copyright (C) 2000 - 2006, 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 | |||
| 48 | ACPI_MODULE_NAME("rsio") | |||
| 49 | ||||
| 50 | /******************************************************************************* | |||
| 51 | * | |||
| 52 | * acpi_rs_convert_io | |||
| 53 | * | |||
| 54 | ******************************************************************************/ | |||
| 55 | struct acpi_rsconvert_info acpi_rs_convert_io[5] = { | |||
| 56 | {ACPI_RSC_INITGET, ACPI_RESOURCE_TYPE_IO, | |||
| 57 | ACPI_RS_SIZE(struct acpi_resource_io), | |||
| 58 | ACPI_RSC_TABLE_SIZE(acpi_rs_convert_io)}, | |||
| 59 | ||||
| 60 | {ACPI_RSC_INITSET, ACPI_RESOURCE_NAME_IO, | |||
| 61 | sizeof(struct aml_resource_io), | |||
| 62 | 0}, | |||
| 63 | ||||
| 64 | /* Decode flag */ | |||
| 65 | ||||
| 66 | {ACPI_RSC_1BITFLAG, ACPI_RS_OFFSET(data.io.io_decode), | |||
| 67 | AML_OFFSET(io.flags), | |||
| 68 | 0}, | |||
| 69 | /* | |||
| 70 | * These fields are contiguous in both the source and destination: | |||
| 71 | * Address Alignment | |||
| 72 | * Length | |||
| 73 | * Minimum Base Address | |||
| 74 | * Maximum Base Address | |||
| 75 | */ | |||
| 76 | {ACPI_RSC_MOVE8, ACPI_RS_OFFSET(data.io.alignment), | |||
| 77 | AML_OFFSET(io.alignment), | |||
| 78 | 2}, | |||
| 79 | ||||
| 80 | {ACPI_RSC_MOVE16, ACPI_RS_OFFSET(data.io.minimum), | |||
| 81 | AML_OFFSET(io.minimum), | |||
| 82 | 2} | |||
| 83 | }; | |||
| 84 | ||||
| 85 | /******************************************************************************* | |||
| 86 | * | |||
| 87 | * acpi_rs_convert_fixed_io | |||
| 88 | * | |||
| 89 | ******************************************************************************/ | |||
| 90 | ||||
| 91 | struct acpi_rsconvert_info acpi_rs_convert_fixed_io[4] = { | |||
| 92 | {ACPI_RSC_INITGET, ACPI_RESOURCE_TYPE_FIXED_IO, | |||
| 93 | ACPI_RS_SIZE(struct acpi_resource_fixed_io), | |||
| 94 | ACPI_RSC_TABLE_SIZE(acpi_rs_convert_fixed_io)}, | |||
| 95 | ||||
| 96 | {ACPI_RSC_INITSET, ACPI_RESOURCE_NAME_FIXED_IO, | |||
| 97 | sizeof(struct aml_resource_fixed_io), | |||
| 98 | 0}, | |||
| 99 | /* | |||
| 100 | * These fields are contiguous in both the source and destination: | |||
| 101 | * Base Address | |||
| 102 | * Length | |||
| 103 | */ | |||
| 104 | {ACPI_RSC_MOVE8, ACPI_RS_OFFSET(data.fixed_io.address_length), | |||
| 105 | AML_OFFSET(fixed_io.address_length), | |||
| 106 | 1}, | |||
| 107 | ||||
| 108 | {ACPI_RSC_MOVE16, ACPI_RS_OFFSET(data.fixed_io.address), | |||
| 109 | AML_OFFSET(fixed_io.address), | |||
| 110 | 1} | |||
| 111 | }; | |||
| 112 | ||||
| 113 | /******************************************************************************* | |||
| 114 | * | |||
| 115 | * acpi_rs_convert_generic_reg | |||
| 116 | * | |||
| 117 | ******************************************************************************/ | |||
| 118 | ||||
| 119 | struct acpi_rsconvert_info acpi_rs_convert_generic_reg[4] = { | |||
| 120 | {ACPI_RSC_INITGET, ACPI_RESOURCE_TYPE_GENERIC_REGISTER, | |||
| 121 | ACPI_RS_SIZE(struct acpi_resource_generic_register), | |||
| 122 | ACPI_RSC_TABLE_SIZE(acpi_rs_convert_generic_reg)}, | |||
| 123 | ||||
| 124 | {ACPI_RSC_INITSET, ACPI_RESOURCE_NAME_GENERIC_REGISTER, | |||
| 125 | sizeof(struct aml_resource_generic_register), | |||
| 126 | 0}, | |||
| 127 | /* | |||
| 128 | * These fields are contiguous in both the source and destination: | |||
| 129 | * Address Space ID | |||
| 130 | * Register Bit Width | |||
| 131 | * Register Bit Offset | |||
| 132 | * Access Size | |||
| 133 | */ | |||
| 134 | {ACPI_RSC_MOVE8, ACPI_RS_OFFSET(data.generic_reg.space_id), | |||
| 135 | AML_OFFSET(generic_reg.address_space_id), | |||
| 136 | 4}, | |||
| 137 | ||||
| 138 | /* Get the Register Address */ | |||
| 139 | ||||
| 140 | {ACPI_RSC_MOVE64, ACPI_RS_OFFSET(data.generic_reg.address), | |||
| 141 | AML_OFFSET(generic_reg.address), | |||
| 142 | 1} | |||
| 143 | }; | |||
| 144 | ||||
| 145 | /******************************************************************************* | |||
| 146 | * | |||
| 147 | * acpi_rs_convert_end_dpf | |||
| 148 | * | |||
| 149 | ******************************************************************************/ | |||
| 150 | ||||
| 151 | struct acpi_rsconvert_info acpi_rs_convert_end_dpf[2] = { | |||
| 152 | {ACPI_RSC_INITGET, ACPI_RESOURCE_TYPE_END_DEPENDENT, | |||
| 153 | ACPI_RS_SIZE_MIN, | |||
| 154 | ACPI_RSC_TABLE_SIZE(acpi_rs_convert_end_dpf)}, | |||
| 155 | ||||
| 156 | {ACPI_RSC_INITSET, ACPI_RESOURCE_NAME_END_DEPENDENT, | |||
| 157 | sizeof(struct aml_resource_end_dependent), | |||
| 158 | 0} | |||
| 159 | }; | |||
| 160 | ||||
| 161 | /******************************************************************************* | |||
| 162 | * | |||
| 163 | * acpi_rs_convert_end_tag | |||
| 164 | * | |||
| 165 | ******************************************************************************/ | |||
| 166 | ||||
| 167 | struct acpi_rsconvert_info acpi_rs_convert_end_tag[2] = { | |||
| 168 | {ACPI_RSC_INITGET, ACPI_RESOURCE_TYPE_END_TAG, | |||
| 169 | ACPI_RS_SIZE_MIN, | |||
| 170 | ACPI_RSC_TABLE_SIZE(acpi_rs_convert_end_tag)}, | |||
| 171 | ||||
| 172 | /* | |||
| 173 | * Note: The checksum field is set to zero, meaning that the resource | |||
| 174 | * data is treated as if the checksum operation succeeded. | |||
| 175 | * (ACPI Spec 1.0b Section 6.4.2.8) | |||
| 176 | */ | |||
| 177 | {ACPI_RSC_INITSET, ACPI_RESOURCE_NAME_END_TAG, | |||
| 178 | sizeof(struct aml_resource_end_tag), | |||
| 179 | 0} | |||
| 180 | }; | |||
| 181 | ||||
| 182 | /******************************************************************************* | |||
| 183 | * | |||
| 184 | * acpi_rs_get_start_dpf | |||
| 185 | * | |||
| 186 | ******************************************************************************/ | |||
| 187 | ||||
| 188 | struct acpi_rsconvert_info acpi_rs_get_start_dpf[5] = { | |||
| 189 | {ACPI_RSC_INITGET, ACPI_RESOURCE_TYPE_START_DEPENDENT, | |||
| 190 | ACPI_RS_SIZE(struct acpi_resource_start_dependent), | |||
| 191 | ACPI_RSC_TABLE_SIZE(acpi_rs_get_start_dpf)}, | |||
| 192 | ||||
| 193 | /* Defaults for Compatibility and Performance priorities */ | |||
| 194 | ||||
| 195 | {ACPI_RSC_SET8, ACPI_RS_OFFSET(data.start_dpf.compatibility_priority), | |||
| 196 | ACPI_ACCEPTABLE_CONFIGURATION, | |||
| 197 | 2}, | |||
| 198 | ||||
| 199 | /* All done if there is no flag byte present in the descriptor */ | |||
| 200 | ||||
| 201 | {ACPI_RSC_EXIT_NE, ACPI_RSC_COMPARE_AML_LENGTH, 0, 1}, | |||
| 202 | ||||
| 203 | /* Flag byte is present, get the flags */ | |||
| 204 | ||||
| 205 | {ACPI_RSC_2BITFLAG, | |||
| 206 | ACPI_RS_OFFSET(data.start_dpf.compatibility_priority), | |||
| 207 | AML_OFFSET(start_dpf.flags), | |||
| 208 | 0}, | |||
| 209 | ||||
| 210 | {ACPI_RSC_2BITFLAG, | |||
| 211 | ACPI_RS_OFFSET(data.start_dpf.performance_robustness), | |||
| 212 | AML_OFFSET(start_dpf.flags), | |||
| 213 | 2} | |||
| 214 | }; | |||
| 215 | ||||
| 216 | /******************************************************************************* | |||
| 217 | * | |||
| 218 | * acpi_rs_set_start_dpf | |||
| 219 | * | |||
| 220 | ******************************************************************************/ | |||
| 221 | ||||
| 222 | struct acpi_rsconvert_info acpi_rs_set_start_dpf[6] = { | |||
| 223 | {ACPI_RSC_INITSET, ACPI_RESOURCE_NAME_START_DEPENDENT, | |||
| 224 | sizeof(struct aml_resource_start_dependent), | |||
| 225 | ACPI_RSC_TABLE_SIZE(acpi_rs_set_start_dpf)}, | |||
| 226 | ||||
| 227 | /* Set the default flag values */ | |||
| 228 | ||||
| 229 | {ACPI_RSC_2BITFLAG, | |||
| 230 | ACPI_RS_OFFSET(data.start_dpf.compatibility_priority), | |||
| 231 | AML_OFFSET(start_dpf.flags), | |||
| 232 | 0}, | |||
| 233 | ||||
| 234 | {ACPI_RSC_2BITFLAG, | |||
| 235 | ACPI_RS_OFFSET(data.start_dpf.performance_robustness), | |||
| 236 | AML_OFFSET(start_dpf.flags), | |||
| 237 | 2}, | |||
| 238 | /* | |||
| 239 | * All done if flags byte is necessary -- if either priority value | |||
| 240 | * is not ACPI_ACCEPTABLE_CONFIGURATION | |||
| 241 | */ | |||
| 242 | {ACPI_RSC_EXIT_NE, ACPI_RSC_COMPARE_VALUE, | |||
| 243 | ACPI_RS_OFFSET(data.start_dpf.compatibility_priority), | |||
| 244 | ACPI_ACCEPTABLE_CONFIGURATION}, | |||
| 245 | ||||
| 246 | {ACPI_RSC_EXIT_NE, ACPI_RSC_COMPARE_VALUE, | |||
| 247 | ACPI_RS_OFFSET(data.start_dpf.performance_robustness), | |||
| 248 | ACPI_ACCEPTABLE_CONFIGURATION}, | |||
| 249 | ||||
| 250 | /* Flag byte is not necessary */ | |||
| 251 | ||||
| 252 | {ACPI_RSC_LENGTH, 0, 0, | |||
| 253 | sizeof(struct aml_resource_start_dependent_noprio)} | |||
| 254 | }; | |||
| ***TER 100% (0/0) of SOURCE FILE rsio.c | ||||