projects / mirror_edk2.git / blame
| Commit | Line | Data |
|---|---|---|
| ba9f8351 | 1 | /** @file\r |
| 2 | High-level Io/Mmio functions.\r | |
| 3 | \r | |
| 4 | All assertions for bit field operations are handled bit field functions in the\r | |
| 5 | Base Library.\r | |
| 6 | \r | |
| 94952554 | 7 | Copyright (c) 2010 - 2012, Intel Corporation. All rights reserved.<BR>\r |
| 9344f092 | 8 | SPDX-License-Identifier: BSD-2-Clause-Patent\r |
| ba9f8351 | 9 | \r |
| 10 | **/\r | |
| 11 | \r | |
| 12 | \r | |
| 13 | #include "DxeCpuIo2LibInternal.h"\r | |
| 14 | \r | |
| 15 | /**\r | |
| 16 | Reads an 8-bit I/O port, performs a bitwise OR, and writes the\r | |
| 17 | result back to the 8-bit I/O port.\r | |
| 18 | \r | |
| 19 | Reads the 8-bit I/O port specified by Port, performs a bitwise OR\r | |
| 20 | between the read result and the value specified by OrData, and writes the\r | |
| 21 | result to the 8-bit I/O port specified by Port. The value written to the I/O\r | |
| 22 | port is returned. This function must guarantee that all I/O read and write\r | |
| 23 | operations are serialized.\r | |
| 24 | \r | |
| 25 | If 8-bit I/O port operations are not supported, then ASSERT().\r | |
| 26 | \r | |
| 27 | @param Port The I/O port to write.\r | |
| 28 | @param OrData The value to OR with the read value from the I/O port.\r | |
| 29 | \r | |
| 30 | @return The value written back to the I/O port.\r | |
| 31 | \r | |
| 32 | **/\r | |
| 33 | UINT8\r | |
| 34 | EFIAPI\r | |
| 35 | IoOr8 (\r | |
| 36 | IN UINTN Port,\r | |
| 37 | IN UINT8 OrData\r | |
| 38 | )\r | |
| 39 | {\r | |
| 40 | return IoWrite8 (Port, (UINT8) (IoRead8 (Port) | OrData));\r | |
| 41 | }\r | |
| 42 | \r | |
| 43 | /**\r | |
| 44 | Reads an 8-bit I/O port, performs a bitwise AND, and writes the result back\r | |
| 45 | to the 8-bit I/O port.\r | |
| 46 | \r | |
| 47 | Reads the 8-bit I/O port specified by Port, performs a bitwise AND between\r | |
| 48 | the read result and the value specified by AndData, and writes the result to\r | |
| 49 | the 8-bit I/O port specified by Port. The value written to the I/O port is\r | |
| 50 | returned. This function must guarantee that all I/O read and write operations\r | |
| 51 | are serialized.\r | |
| 52 | \r | |
| 53 | If 8-bit I/O port operations are not supported, then ASSERT().\r | |
| 54 | \r | |
| 55 | @param Port The I/O port to write.\r | |
| 56 | @param AndData The value to AND with the read value from the I/O port.\r | |
| 57 | \r | |
| 58 | @return The value written back to the I/O port.\r | |
| 59 | \r | |
| 60 | **/\r | |
| 61 | UINT8\r | |
| 62 | EFIAPI\r | |
| 63 | IoAnd8 (\r | |
| 64 | IN UINTN Port,\r | |
| 65 | IN UINT8 AndData\r | |
| 66 | )\r | |
| 67 | {\r | |
| 68 | return IoWrite8 (Port, (UINT8) (IoRead8 (Port) & AndData));\r | |
| 69 | }\r | |
| 70 | \r | |
| 71 | /**\r | |
| 72 | Reads an 8-bit I/O port, performs a bitwise AND followed by a bitwise\r | |
| 73 | inclusive OR, and writes the result back to the 8-bit I/O port.\r | |
| 74 | \r | |
| 75 | Reads the 8-bit I/O port specified by Port, performs a bitwise AND between\r | |
| 76 | the read result and the value specified by AndData, performs a bitwise OR\r | |
| 77 | between the result of the AND operation and the value specified by OrData,\r | |
| 78 | and writes the result to the 8-bit I/O port specified by Port. The value\r | |
| 79 | written to the I/O port is returned. This function must guarantee that all\r | |
| 80 | I/O read and write operations are serialized.\r | |
| 81 | \r | |
| 82 | If 8-bit I/O port operations are not supported, then ASSERT().\r | |
| 83 | \r | |
| 84 | @param Port The I/O port to write.\r | |
| 85 | @param AndData The value to AND with the read value from the I/O port.\r | |
| 86 | @param OrData The value to OR with the result of the AND operation.\r | |
| 87 | \r | |
| 88 | @return The value written back to the I/O port.\r | |
| 89 | \r | |
| 90 | **/\r | |
| 91 | UINT8\r | |
| 92 | EFIAPI\r | |
| 93 | IoAndThenOr8 (\r | |
| 94 | IN UINTN Port,\r | |
| 95 | IN UINT8 AndData,\r | |
| 96 | IN UINT8 OrData\r | |
| 97 | )\r | |
| 98 | {\r | |
| 99 | return IoWrite8 (Port, (UINT8) ((IoRead8 (Port) & AndData) | OrData));\r | |
| 100 | }\r | |
| 101 | \r | |
| 102 | /**\r | |
| 103 | Reads a bit field of an I/O register.\r | |
| 104 | \r | |
| 105 | Reads the bit field in an 8-bit I/O register. The bit field is specified by\r | |
| 106 | the StartBit and the EndBit. The value of the bit field is returned.\r | |
| 107 | \r | |
| 108 | If 8-bit I/O port operations are not supported, then ASSERT().\r | |
| 109 | If StartBit is greater than 7, then ASSERT().\r | |
| 110 | If EndBit is greater than 7, then ASSERT().\r | |
| 111 | If EndBit is less than StartBit, then ASSERT().\r | |
| 112 | \r | |
| 113 | @param Port The I/O port to read.\r | |
| 114 | @param StartBit The ordinal of the least significant bit in the bit field.\r | |
| 115 | Range 0..7.\r | |
| 116 | @param EndBit The ordinal of the most significant bit in the bit field.\r | |
| 117 | Range 0..7.\r | |
| 118 | \r | |
| 119 | @return The value read.\r | |
| 120 | \r | |
| 121 | **/\r | |
| 122 | UINT8\r | |
| 123 | EFIAPI\r | |
| 124 | IoBitFieldRead8 (\r | |
| 125 | IN UINTN Port,\r | |
| 126 | IN UINTN StartBit,\r | |
| 127 | IN UINTN EndBit\r | |
| 128 | )\r | |
| 129 | {\r | |
| 130 | return BitFieldRead8 (IoRead8 (Port), StartBit, EndBit);\r | |
| 131 | }\r | |
| 132 | \r | |
| 133 | /**\r | |
| 134 | Writes a bit field to an I/O register.\r | |
| 135 | \r | |
| 136 | Writes Value to the bit field of the I/O register. The bit field is specified\r | |
| 137 | by the StartBit and the EndBit. All other bits in the destination I/O\r | |
| 138 | register are preserved. The value written to the I/O port is returned. Extra\r | |
| 139 | left bits in Value are stripped.\r | |
| 140 | \r | |
| 141 | If 8-bit I/O port operations are not supported, then ASSERT().\r | |
| 142 | If StartBit is greater than 7, then ASSERT().\r | |
| 143 | If EndBit is greater than 7, then ASSERT().\r | |
| 144 | If EndBit is less than StartBit, then ASSERT().\r | |
| 94952554 | 145 | If Value is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT().\r |
| ba9f8351 | 146 | \r |
| 147 | @param Port The I/O port to write.\r | |
| 148 | @param StartBit The ordinal of the least significant bit in the bit field.\r | |
| 149 | Range 0..7.\r | |
| 150 | @param EndBit The ordinal of the most significant bit in the bit field.\r | |
| 151 | Range 0..7.\r | |
| 2fc59a00 | 152 | @param Value The new value of the bit field.\r |
| ba9f8351 | 153 | \r |
| 154 | @return The value written back to the I/O port.\r | |
| 155 | \r | |
| 156 | **/\r | |
| 157 | UINT8\r | |
| 158 | EFIAPI\r | |
| 159 | IoBitFieldWrite8 (\r | |
| 160 | IN UINTN Port,\r | |
| 161 | IN UINTN StartBit,\r | |
| 162 | IN UINTN EndBit,\r | |
| 163 | IN UINT8 Value\r | |
| 164 | )\r | |
| 165 | {\r | |
| 166 | return IoWrite8 (\r | |
| 167 | Port,\r | |
| 168 | BitFieldWrite8 (IoRead8 (Port), StartBit, EndBit, Value)\r | |
| 169 | );\r | |
| 170 | }\r | |
| 171 | \r | |
| 172 | /**\r | |
| 173 | Reads a bit field in an 8-bit port, performs a bitwise OR, and writes the\r | |
| 174 | result back to the bit field in the 8-bit port.\r | |
| 175 | \r | |
| 176 | Reads the 8-bit I/O port specified by Port, performs a bitwise OR\r | |
| 177 | between the read result and the value specified by OrData, and writes the\r | |
| 178 | result to the 8-bit I/O port specified by Port. The value written to the I/O\r | |
| 179 | port is returned. This function must guarantee that all I/O read and write\r | |
| 180 | operations are serialized. Extra left bits in OrData are stripped.\r | |
| 181 | \r | |
| 182 | If 8-bit I/O port operations are not supported, then ASSERT().\r | |
| 183 | If StartBit is greater than 7, then ASSERT().\r | |
| 184 | If EndBit is greater than 7, then ASSERT().\r | |
| 185 | If EndBit is less than StartBit, then ASSERT().\r | |
| 94952554 | 186 | If OrData is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT().\r |
| ba9f8351 | 187 | \r |
| 188 | @param Port The I/O port to write.\r | |
| 189 | @param StartBit The ordinal of the least significant bit in the bit field.\r | |
| 190 | Range 0..7.\r | |
| 191 | @param EndBit The ordinal of the most significant bit in the bit field.\r | |
| 192 | Range 0..7.\r | |
| 193 | @param OrData The value to OR with the read value from the I/O port.\r | |
| 194 | \r | |
| 195 | @return The value written back to the I/O port.\r | |
| 196 | \r | |
| 197 | **/\r | |
| 198 | UINT8\r | |
| 199 | EFIAPI\r | |
| 200 | IoBitFieldOr8 (\r | |
| 201 | IN UINTN Port,\r | |
| 202 | IN UINTN StartBit,\r | |
| 203 | IN UINTN EndBit,\r | |
| 204 | IN UINT8 OrData\r | |
| 205 | )\r | |
| 206 | {\r | |
| 207 | return IoWrite8 (\r | |
| 208 | Port,\r | |
| 209 | BitFieldOr8 (IoRead8 (Port), StartBit, EndBit, OrData)\r | |
| 210 | );\r | |
| 211 | }\r | |
| 212 | \r | |
| 213 | /**\r | |
| 214 | Reads a bit field in an 8-bit port, performs a bitwise AND, and writes the\r | |
| 215 | result back to the bit field in the 8-bit port.\r | |
| 216 | \r | |
| 217 | Reads the 8-bit I/O port specified by Port, performs a bitwise AND between\r | |
| 218 | the read result and the value specified by AndData, and writes the result to\r | |
| 219 | the 8-bit I/O port specified by Port. The value written to the I/O port is\r | |
| 220 | returned. This function must guarantee that all I/O read and write operations\r | |
| 221 | are serialized. Extra left bits in AndData are stripped.\r | |
| 222 | \r | |
| 223 | If 8-bit I/O port operations are not supported, then ASSERT().\r | |
| 224 | If StartBit is greater than 7, then ASSERT().\r | |
| 225 | If EndBit is greater than 7, then ASSERT().\r | |
| 226 | If EndBit is less than StartBit, then ASSERT().\r | |
| 94952554 | 227 | If AndData is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT().\r |
| ba9f8351 | 228 | \r |
| 229 | @param Port The I/O port to write.\r | |
| 230 | @param StartBit The ordinal of the least significant bit in the bit field.\r | |
| 231 | Range 0..7.\r | |
| 232 | @param EndBit The ordinal of the most significant bit in the bit field.\r | |
| 233 | Range 0..7.\r | |
| 234 | @param AndData The value to AND with the read value from the I/O port.\r | |
| 235 | \r | |
| 236 | @return The value written back to the I/O port.\r | |
| 237 | \r | |
| 238 | **/\r | |
| 239 | UINT8\r | |
| 240 | EFIAPI\r | |
| 241 | IoBitFieldAnd8 (\r | |
| 242 | IN UINTN Port,\r | |
| 243 | IN UINTN StartBit,\r | |
| 244 | IN UINTN EndBit,\r | |
| 245 | IN UINT8 AndData\r | |
| 246 | )\r | |
| 247 | {\r | |
| 248 | return IoWrite8 (\r | |
| 249 | Port,\r | |
| 250 | BitFieldAnd8 (IoRead8 (Port), StartBit, EndBit, AndData)\r | |
| 251 | );\r | |
| 252 | }\r | |
| 253 | \r | |
| 254 | /**\r | |
| 255 | Reads a bit field in an 8-bit port, performs a bitwise AND followed by a\r | |
| 256 | bitwise OR, and writes the result back to the bit field in the\r | |
| 257 | 8-bit port.\r | |
| 258 | \r | |
| 259 | Reads the 8-bit I/O port specified by Port, performs a bitwise AND followed\r | |
| 260 | by a bitwise OR between the read result and the value specified by\r | |
| 261 | AndData, and writes the result to the 8-bit I/O port specified by Port. The\r | |
| 262 | value written to the I/O port is returned. This function must guarantee that\r | |
| 263 | all I/O read and write operations are serialized. Extra left bits in both\r | |
| 264 | AndData and OrData are stripped.\r | |
| 265 | \r | |
| 266 | If 8-bit I/O port operations are not supported, then ASSERT().\r | |
| 267 | If StartBit is greater than 7, then ASSERT().\r | |
| 268 | If EndBit is greater than 7, then ASSERT().\r | |
| 269 | If EndBit is less than StartBit, then ASSERT().\r | |
| 94952554 LG |
270 | If AndData is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT().\r |
| 271 | If OrData is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT().\r | |
| ba9f8351 | 272 | \r |
| 273 | @param Port The I/O port to write.\r | |
| 274 | @param StartBit The ordinal of the least significant bit in the bit field.\r | |
| 275 | Range 0..7.\r | |
| 276 | @param EndBit The ordinal of the most significant bit in the bit field.\r | |
| 277 | Range 0..7.\r | |
| 278 | @param AndData The value to AND with the read value from the I/O port.\r | |
| 279 | @param OrData The value to OR with the result of the AND operation.\r | |
| 280 | \r | |
| 281 | @return The value written back to the I/O port.\r | |
| 282 | \r | |
| 283 | **/\r | |
| 284 | UINT8\r | |
| 285 | EFIAPI\r | |
| 286 | IoBitFieldAndThenOr8 (\r | |
| 287 | IN UINTN Port,\r | |
| 288 | IN UINTN StartBit,\r | |
| 289 | IN UINTN EndBit,\r | |
| 290 | IN UINT8 AndData,\r | |
| 291 | IN UINT8 OrData\r | |
| 292 | )\r | |
| 293 | {\r | |
| 294 | return IoWrite8 (\r | |
| 295 | Port,\r | |
| 296 | BitFieldAndThenOr8 (IoRead8 (Port), StartBit, EndBit, AndData, OrData)\r | |
| 297 | );\r | |
| 298 | }\r | |
| 299 | \r | |
| 300 | /**\r | |
| 301 | Reads a 16-bit I/O port, performs a bitwise OR, and writes the\r | |
| 302 | result back to the 16-bit I/O port.\r | |
| 303 | \r | |
| 304 | Reads the 16-bit I/O port specified by Port, performs a bitwise OR\r | |
| 305 | between the read result and the value specified by OrData, and writes the\r | |
| 306 | result to the 16-bit I/O port specified by Port. The value written to the I/O\r | |
| 307 | port is returned. This function must guarantee that all I/O read and write\r | |
| 308 | operations are serialized.\r | |
| 309 | \r | |
| 310 | If 16-bit I/O port operations are not supported, then ASSERT().\r | |
| 311 | \r | |
| 312 | @param Port The I/O port to write.\r | |
| 313 | @param OrData The value to OR with the read value from the I/O port.\r | |
| 314 | \r | |
| 315 | @return The value written back to the I/O port.\r | |
| 316 | \r | |
| 317 | **/\r | |
| 318 | UINT16\r | |
| 319 | EFIAPI\r | |
| 320 | IoOr16 (\r | |
| 321 | IN UINTN Port,\r | |
| 322 | IN UINT16 OrData\r | |
| 323 | )\r | |
| 324 | {\r | |
| 325 | return IoWrite16 (Port, (UINT16) (IoRead16 (Port) | OrData));\r | |
| 326 | }\r | |
| 327 | \r | |
| 328 | /**\r | |
| 329 | Reads a 16-bit I/O port, performs a bitwise AND, and writes the result back\r | |
| 330 | to the 16-bit I/O port.\r | |
| 331 | \r | |
| 332 | Reads the 16-bit I/O port specified by Port, performs a bitwise AND between\r | |
| 333 | the read result and the value specified by AndData, and writes the result to\r | |
| 334 | the 16-bit I/O port specified by Port. The value written to the I/O port is\r | |
| 335 | returned. This function must guarantee that all I/O read and write operations\r | |
| 336 | are serialized.\r | |
| 337 | \r | |
| 338 | If 16-bit I/O port operations are not supported, then ASSERT().\r | |
| 339 | \r | |
| 340 | @param Port The I/O port to write.\r | |
| 341 | @param AndData The value to AND with the read value from the I/O port.\r | |
| 342 | \r | |
| 343 | @return The value written back to the I/O port.\r | |
| 344 | \r | |
| 345 | **/\r | |
| 346 | UINT16\r | |
| 347 | EFIAPI\r | |
| 348 | IoAnd16 (\r | |
| 349 | IN UINTN Port,\r | |
| 350 | IN UINT16 AndData\r | |
| 351 | )\r | |
| 352 | {\r | |
| 353 | return IoWrite16 (Port, (UINT16) (IoRead16 (Port) & AndData));\r | |
| 354 | }\r | |
| 355 | \r | |
| 356 | /**\r | |
| 357 | Reads a 16-bit I/O port, performs a bitwise AND followed by a bitwise\r | |
| 358 | inclusive OR, and writes the result back to the 16-bit I/O port.\r | |
| 359 | \r | |
| 360 | Reads the 16-bit I/O port specified by Port, performs a bitwise AND between\r | |
| 361 | the read result and the value specified by AndData, performs a bitwise OR\r | |
| 362 | between the result of the AND operation and the value specified by OrData,\r | |
| 363 | and writes the result to the 16-bit I/O port specified by Port. The value\r | |
| 364 | written to the I/O port is returned. This function must guarantee that all\r | |
| 365 | I/O read and write operations are serialized.\r | |
| 366 | \r | |
| 367 | If 16-bit I/O port operations are not supported, then ASSERT().\r | |
| 368 | \r | |
| 369 | @param Port The I/O port to write.\r | |
| 370 | @param AndData The value to AND with the read value from the I/O port.\r | |
| 371 | @param OrData The value to OR with the result of the AND operation.\r | |
| 372 | \r | |
| 373 | @return The value written back to the I/O port.\r | |
| 374 | \r | |
| 375 | **/\r | |
| 376 | UINT16\r | |
| 377 | EFIAPI\r | |
| 378 | IoAndThenOr16 (\r | |
| 379 | IN UINTN Port,\r | |
| 380 | IN UINT16 AndData,\r | |
| 381 | IN UINT16 OrData\r | |
| 382 | )\r | |
| 383 | {\r | |
| 384 | return IoWrite16 (Port, (UINT16) ((IoRead16 (Port) & AndData) | OrData));\r | |
| 385 | }\r | |
| 386 | \r | |
| 387 | /**\r | |
| 388 | Reads a bit field of an I/O register.\r | |
| 389 | \r | |
| 390 | Reads the bit field in a 16-bit I/O register. The bit field is specified by\r | |
| 391 | the StartBit and the EndBit. The value of the bit field is returned.\r | |
| 392 | \r | |
| 393 | If 16-bit I/O port operations are not supported, then ASSERT().\r | |
| 394 | If StartBit is greater than 15, then ASSERT().\r | |
| 395 | If EndBit is greater than 15, then ASSERT().\r | |
| 396 | If EndBit is less than StartBit, then ASSERT().\r | |
| 397 | \r | |
| 398 | @param Port The I/O port to read.\r | |
| 399 | @param StartBit The ordinal of the least significant bit in the bit field.\r | |
| 400 | Range 0..15.\r | |
| 401 | @param EndBit The ordinal of the most significant bit in the bit field.\r | |
| 402 | Range 0..15.\r | |
| 403 | \r | |
| 404 | @return The value read.\r | |
| 405 | \r | |
| 406 | **/\r | |
| 407 | UINT16\r | |
| 408 | EFIAPI\r | |
| 409 | IoBitFieldRead16 (\r | |
| 410 | IN UINTN Port,\r | |
| 411 | IN UINTN StartBit,\r | |
| 412 | IN UINTN EndBit\r | |
| 413 | )\r | |
| 414 | {\r | |
| 415 | return BitFieldRead16 (IoRead16 (Port), StartBit, EndBit);\r | |
| 416 | }\r | |
| 417 | \r | |
| 418 | /**\r | |
| 419 | Writes a bit field to an I/O register.\r | |
| 420 | \r | |
| 421 | Writes Value to the bit field of the I/O register. The bit field is specified\r | |
| 422 | by the StartBit and the EndBit. All other bits in the destination I/O\r | |
| 423 | register are preserved. The value written to the I/O port is returned. Extra\r | |
| 424 | left bits in Value are stripped.\r | |
| 425 | \r | |
| 426 | If 16-bit I/O port operations are not supported, then ASSERT().\r | |
| 427 | If StartBit is greater than 15, then ASSERT().\r | |
| 428 | If EndBit is greater than 15, then ASSERT().\r | |
| 429 | If EndBit is less than StartBit, then ASSERT().\r | |
| 94952554 | 430 | If Value is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT().\r |
| ba9f8351 | 431 | \r |
| 432 | @param Port The I/O port to write.\r | |
| 433 | @param StartBit The ordinal of the least significant bit in the bit field.\r | |
| 434 | Range 0..15.\r | |
| 435 | @param EndBit The ordinal of the most significant bit in the bit field.\r | |
| 436 | Range 0..15.\r | |
| 2fc59a00 | 437 | @param Value The new value of the bit field.\r |
| ba9f8351 | 438 | \r |
| 439 | @return The value written back to the I/O port.\r | |
| 440 | \r | |
| 441 | **/\r | |
| 442 | UINT16\r | |
| 443 | EFIAPI\r | |
| 444 | IoBitFieldWrite16 (\r | |
| 445 | IN UINTN Port,\r | |
| 446 | IN UINTN StartBit,\r | |
| 447 | IN UINTN EndBit,\r | |
| 448 | IN UINT16 Value\r | |
| 449 | )\r | |
| 450 | {\r | |
| 451 | return IoWrite16 (\r | |
| 452 | Port,\r | |
| 453 | BitFieldWrite16 (IoRead16 (Port), StartBit, EndBit, Value)\r | |
| 454 | );\r | |
| 455 | }\r | |
| 456 | \r | |
| 457 | /**\r | |
| 458 | Reads a bit field in a 16-bit port, performs a bitwise OR, and writes the\r | |
| 459 | result back to the bit field in the 16-bit port.\r | |
| 460 | \r | |
| 461 | Reads the 16-bit I/O port specified by Port, performs a bitwise OR\r | |
| 462 | between the read result and the value specified by OrData, and writes the\r | |
| 463 | result to the 16-bit I/O port specified by Port. The value written to the I/O\r | |
| 464 | port is returned. This function must guarantee that all I/O read and write\r | |
| 465 | operations are serialized. Extra left bits in OrData are stripped.\r | |
| 466 | \r | |
| 467 | If 16-bit I/O port operations are not supported, then ASSERT().\r | |
| 468 | If StartBit is greater than 15, then ASSERT().\r | |
| 469 | If EndBit is greater than 15, then ASSERT().\r | |
| 470 | If EndBit is less than StartBit, then ASSERT().\r | |
| 94952554 | 471 | If OrData is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT().\r |
| ba9f8351 | 472 | \r |
| 473 | @param Port The I/O port to write.\r | |
| 474 | @param StartBit The ordinal of the least significant bit in the bit field.\r | |
| 475 | Range 0..15.\r | |
| 476 | @param EndBit The ordinal of the most significant bit in the bit field.\r | |
| 477 | Range 0..15.\r | |
| 478 | @param OrData The value to OR with the read value from the I/O port.\r | |
| 479 | \r | |
| 480 | @return The value written back to the I/O port.\r | |
| 481 | \r | |
| 482 | **/\r | |
| 483 | UINT16\r | |
| 484 | EFIAPI\r | |
| 485 | IoBitFieldOr16 (\r | |
| 486 | IN UINTN Port,\r | |
| 487 | IN UINTN StartBit,\r | |
| 488 | IN UINTN EndBit,\r | |
| 489 | IN UINT16 OrData\r | |
| 490 | )\r | |
| 491 | {\r | |
| 492 | return IoWrite16 (\r | |
| 493 | Port,\r | |
| 494 | BitFieldOr16 (IoRead16 (Port), StartBit, EndBit, OrData)\r | |
| 495 | );\r | |
| 496 | }\r | |
| 497 | \r | |
| 498 | /**\r | |
| 499 | Reads a bit field in a 16-bit port, performs a bitwise AND, and writes the\r | |
| 500 | result back to the bit field in the 16-bit port.\r | |
| 501 | \r | |
| 502 | Reads the 16-bit I/O port specified by Port, performs a bitwise AND between\r | |
| 503 | the read result and the value specified by AndData, and writes the result to\r | |
| 504 | the 16-bit I/O port specified by Port. The value written to the I/O port is\r | |
| 505 | returned. This function must guarantee that all I/O read and write operations\r | |
| 506 | are serialized. Extra left bits in AndData are stripped.\r | |
| 507 | \r | |
| 508 | If 16-bit I/O port operations are not supported, then ASSERT().\r | |
| 509 | If StartBit is greater than 15, then ASSERT().\r | |
| 510 | If EndBit is greater than 15, then ASSERT().\r | |
| 511 | If EndBit is less than StartBit, then ASSERT().\r | |
| 94952554 | 512 | If AndData is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT().\r |
| ba9f8351 | 513 | \r |
| 514 | @param Port The I/O port to write.\r | |
| 515 | @param StartBit The ordinal of the least significant bit in the bit field.\r | |
| 516 | Range 0..15.\r | |
| 517 | @param EndBit The ordinal of the most significant bit in the bit field.\r | |
| 518 | Range 0..15.\r | |
| 519 | @param AndData The value to AND with the read value from the I/O port.\r | |
| 520 | \r | |
| 521 | @return The value written back to the I/O port.\r | |
| 522 | \r | |
| 523 | **/\r | |
| 524 | UINT16\r | |
| 525 | EFIAPI\r | |
| 526 | IoBitFieldAnd16 (\r | |
| 527 | IN UINTN Port,\r | |
| 528 | IN UINTN StartBit,\r | |
| 529 | IN UINTN EndBit,\r | |
| 530 | IN UINT16 AndData\r | |
| 531 | )\r | |
| 532 | {\r | |
| 533 | return IoWrite16 (\r | |
| 534 | Port,\r | |
| 535 | BitFieldAnd16 (IoRead16 (Port), StartBit, EndBit, AndData)\r | |
| 536 | );\r | |
| 537 | }\r | |
| 538 | \r | |
| 539 | /**\r | |
| 540 | Reads a bit field in a 16-bit port, performs a bitwise AND followed by a\r | |
| 541 | bitwise OR, and writes the result back to the bit field in the\r | |
| 542 | 16-bit port.\r | |
| 543 | \r | |
| 544 | Reads the 16-bit I/O port specified by Port, performs a bitwise AND followed\r | |
| 545 | by a bitwise OR between the read result and the value specified by\r | |
| 546 | AndData, and writes the result to the 16-bit I/O port specified by Port. The\r | |
| 547 | value written to the I/O port is returned. This function must guarantee that\r | |
| 548 | all I/O read and write operations are serialized. Extra left bits in both\r | |
| 549 | AndData and OrData are stripped.\r | |
| 550 | \r | |
| 551 | If 16-bit I/O port operations are not supported, then ASSERT().\r | |
| 552 | If StartBit is greater than 15, then ASSERT().\r | |
| 553 | If EndBit is greater than 15, then ASSERT().\r | |
| 554 | If EndBit is less than StartBit, then ASSERT().\r | |
| 94952554 LG |
555 | If AndData is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT().\r |
| 556 | If OrData is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT().\r | |
| ba9f8351 | 557 | \r |
| 558 | @param Port The I/O port to write.\r | |
| 559 | @param StartBit The ordinal of the least significant bit in the bit field.\r | |
| 560 | Range 0..15.\r | |
| 561 | @param EndBit The ordinal of the most significant bit in the bit field.\r | |
| 562 | Range 0..15.\r | |
| 563 | @param AndData The value to AND with the read value from the I/O port.\r | |
| 564 | @param OrData The value to OR with the result of the AND operation.\r | |
| 565 | \r | |
| 566 | @return The value written back to the I/O port.\r | |
| 567 | \r | |
| 568 | **/\r | |
| 569 | UINT16\r | |
| 570 | EFIAPI\r | |
| 571 | IoBitFieldAndThenOr16 (\r | |
| 572 | IN UINTN Port,\r | |
| 573 | IN UINTN StartBit,\r | |
| 574 | IN UINTN EndBit,\r | |
| 575 | IN UINT16 AndData,\r | |
| 576 | IN UINT16 OrData\r | |
| 577 | )\r | |
| 578 | {\r | |
| 579 | return IoWrite16 (\r | |
| 580 | Port,\r | |
| 581 | BitFieldAndThenOr16 (IoRead16 (Port), StartBit, EndBit, AndData, OrData)\r | |
| 582 | );\r | |
| 583 | }\r | |
| 584 | \r | |
| 585 | /**\r | |
| 586 | Reads a 32-bit I/O port, performs a bitwise OR, and writes the\r | |
| 587 | result back to the 32-bit I/O port.\r | |
| 588 | \r | |
| 589 | Reads the 32-bit I/O port specified by Port, performs a bitwise OR\r | |
| 590 | between the read result and the value specified by OrData, and writes the\r | |
| 591 | result to the 32-bit I/O port specified by Port. The value written to the I/O\r | |
| 592 | port is returned. This function must guarantee that all I/O read and write\r | |
| 593 | operations are serialized.\r | |
| 594 | \r | |
| 595 | If 32-bit I/O port operations are not supported, then ASSERT().\r | |
| 596 | \r | |
| 597 | @param Port The I/O port to write.\r | |
| 598 | @param OrData The value to OR with the read value from the I/O port.\r | |
| 599 | \r | |
| 600 | @return The value written back to the I/O port.\r | |
| 601 | \r | |
| 602 | **/\r | |
| 603 | UINT32\r | |
| 604 | EFIAPI\r | |
| 605 | IoOr32 (\r | |
| 606 | IN UINTN Port,\r | |
| 607 | IN UINT32 OrData\r | |
| 608 | )\r | |
| 609 | {\r | |
| 610 | return IoWrite32 (Port, IoRead32 (Port) | OrData);\r | |
| 611 | }\r | |
| 612 | \r | |
| 613 | /**\r | |
| 614 | Reads a 32-bit I/O port, performs a bitwise AND, and writes the result back\r | |
| 615 | to the 32-bit I/O port.\r | |
| 616 | \r | |
| 617 | Reads the 32-bit I/O port specified by Port, performs a bitwise AND between\r | |
| 618 | the read result and the value specified by AndData, and writes the result to\r | |
| 619 | the 32-bit I/O port specified by Port. The value written to the I/O port is\r | |
| 620 | returned. This function must guarantee that all I/O read and write operations\r | |
| 621 | are serialized.\r | |
| 622 | \r | |
| 623 | If 32-bit I/O port operations are not supported, then ASSERT().\r | |
| 624 | \r | |
| 625 | @param Port The I/O port to write.\r | |
| 626 | @param AndData The value to AND with the read value from the I/O port.\r | |
| 627 | \r | |
| 628 | @return The value written back to the I/O port.\r | |
| 629 | \r | |
| 630 | **/\r | |
| 631 | UINT32\r | |
| 632 | EFIAPI\r | |
| 633 | IoAnd32 (\r | |
| 634 | IN UINTN Port,\r | |
| 635 | IN UINT32 AndData\r | |
| 636 | )\r | |
| 637 | {\r | |
| 638 | return IoWrite32 (Port, IoRead32 (Port) & AndData);\r | |
| 639 | }\r | |
| 640 | \r | |
| 641 | /**\r | |
| 642 | Reads a 32-bit I/O port, performs a bitwise AND followed by a bitwise\r | |
| 643 | inclusive OR, and writes the result back to the 32-bit I/O port.\r | |
| 644 | \r | |
| 645 | Reads the 32-bit I/O port specified by Port, performs a bitwise AND between\r | |
| 646 | the read result and the value specified by AndData, performs a bitwise OR\r | |
| 647 | between the result of the AND operation and the value specified by OrData,\r | |
| 648 | and writes the result to the 32-bit I/O port specified by Port. The value\r | |
| 649 | written to the I/O port is returned. This function must guarantee that all\r | |
| 650 | I/O read and write operations are serialized.\r | |
| 651 | \r | |
| 652 | If 32-bit I/O port operations are not supported, then ASSERT().\r | |
| 653 | \r | |
| 654 | @param Port The I/O port to write.\r | |
| 655 | @param AndData The value to AND with the read value from the I/O port.\r | |
| 656 | @param OrData The value to OR with the result of the AND operation.\r | |
| 657 | \r | |
| 658 | @return The value written back to the I/O port.\r | |
| 659 | \r | |
| 660 | **/\r | |
| 661 | UINT32\r | |
| 662 | EFIAPI\r | |
| 663 | IoAndThenOr32 (\r | |
| 664 | IN UINTN Port,\r | |
| 665 | IN UINT32 AndData,\r | |
| 666 | IN UINT32 OrData\r | |
| 667 | )\r | |
| 668 | {\r | |
| 669 | return IoWrite32 (Port, (IoRead32 (Port) & AndData) | OrData);\r | |
| 670 | }\r | |
| 671 | \r | |
| 672 | /**\r | |
| 673 | Reads a bit field of an I/O register.\r | |
| 674 | \r | |
| 675 | Reads the bit field in a 32-bit I/O register. The bit field is specified by\r | |
| 676 | the StartBit and the EndBit. The value of the bit field is returned.\r | |
| 677 | \r | |
| 678 | If 32-bit I/O port operations are not supported, then ASSERT().\r | |
| 679 | If StartBit is greater than 31, then ASSERT().\r | |
| 680 | If EndBit is greater than 31, then ASSERT().\r | |
| 681 | If EndBit is less than StartBit, then ASSERT().\r | |
| 682 | \r | |
| 683 | @param Port The I/O port to read.\r | |
| 684 | @param StartBit The ordinal of the least significant bit in the bit field.\r | |
| 685 | Range 0..31.\r | |
| 686 | @param EndBit The ordinal of the most significant bit in the bit field.\r | |
| 687 | Range 0..31.\r | |
| 688 | \r | |
| 689 | @return The value read.\r | |
| 690 | \r | |
| 691 | **/\r | |
| 692 | UINT32\r | |
| 693 | EFIAPI\r | |
| 694 | IoBitFieldRead32 (\r | |
| 695 | IN UINTN Port,\r | |
| 696 | IN UINTN StartBit,\r | |
| 697 | IN UINTN EndBit\r | |
| 698 | )\r | |
| 699 | {\r | |
| 700 | return BitFieldRead32 (IoRead32 (Port), StartBit, EndBit);\r | |
| 701 | }\r | |
| 702 | \r | |
| 703 | /**\r | |
| 704 | Writes a bit field to an I/O register.\r | |
| 705 | \r | |
| 706 | Writes Value to the bit field of the I/O register. The bit field is specified\r | |
| 707 | by the StartBit and the EndBit. All other bits in the destination I/O\r | |
| 708 | register are preserved. The value written to the I/O port is returned. Extra\r | |
| 709 | left bits in Value are stripped.\r | |
| 710 | \r | |
| 711 | If 32-bit I/O port operations are not supported, then ASSERT().\r | |
| 712 | If StartBit is greater than 31, then ASSERT().\r | |
| 713 | If EndBit is greater than 31, then ASSERT().\r | |
| 714 | If EndBit is less than StartBit, then ASSERT().\r | |
| 94952554 | 715 | If Value is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT().\r |
| ba9f8351 | 716 | \r |
| 717 | @param Port The I/O port to write.\r | |
| 718 | @param StartBit The ordinal of the least significant bit in the bit field.\r | |
| 719 | Range 0..31.\r | |
| 720 | @param EndBit The ordinal of the most significant bit in the bit field.\r | |
| 721 | Range 0..31.\r | |
| 2fc59a00 | 722 | @param Value The new value of the bit field.\r |
| ba9f8351 | 723 | \r |
| 724 | @return The value written back to the I/O port.\r | |
| 725 | \r | |
| 726 | **/\r | |
| 727 | UINT32\r | |
| 728 | EFIAPI\r | |
| 729 | IoBitFieldWrite32 (\r | |
| 730 | IN UINTN Port,\r | |
| 731 | IN UINTN StartBit,\r | |
| 732 | IN UINTN EndBit,\r | |
| 733 | IN UINT32 Value\r | |
| 734 | )\r | |
| 735 | {\r | |
| 736 | return IoWrite32 (\r | |
| 737 | Port,\r | |
| 738 | BitFieldWrite32 (IoRead32 (Port), StartBit, EndBit, Value)\r | |
| 739 | );\r | |
| 740 | }\r | |
| 741 | \r | |
| 742 | /**\r | |
| 743 | Reads a bit field in a 32-bit port, performs a bitwise OR, and writes the\r | |
| 744 | result back to the bit field in the 32-bit port.\r | |
| 745 | \r | |
| 746 | Reads the 32-bit I/O port specified by Port, performs a bitwise OR\r | |
| 747 | between the read result and the value specified by OrData, and writes the\r | |
| 748 | result to the 32-bit I/O port specified by Port. The value written to the I/O\r | |
| 749 | port is returned. This function must guarantee that all I/O read and write\r | |
| 750 | operations are serialized. Extra left bits in OrData are stripped.\r | |
| 751 | \r | |
| 752 | If 32-bit I/O port operations are not supported, then ASSERT().\r | |
| 753 | If StartBit is greater than 31, then ASSERT().\r | |
| 754 | If EndBit is greater than 31, then ASSERT().\r | |
| 755 | If EndBit is less than StartBit, then ASSERT().\r | |
| 94952554 | 756 | If OrData is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT().\r |
| ba9f8351 | 757 | \r |
| 758 | @param Port The I/O port to write.\r | |
| 759 | @param StartBit The ordinal of the least significant bit in the bit field.\r | |
| 760 | Range 0..31.\r | |
| 761 | @param EndBit The ordinal of the most significant bit in the bit field.\r | |
| 762 | Range 0..31.\r | |
| 763 | @param OrData The value to OR with the read value from the I/O port.\r | |
| 764 | \r | |
| 765 | @return The value written back to the I/O port.\r | |
| 766 | \r | |
| 767 | **/\r | |
| 768 | UINT32\r | |
| 769 | EFIAPI\r | |
| 770 | IoBitFieldOr32 (\r | |
| 771 | IN UINTN Port,\r | |
| 772 | IN UINTN StartBit,\r | |
| 773 | IN UINTN EndBit,\r | |
| 774 | IN UINT32 OrData\r | |
| 775 | )\r | |
| 776 | {\r | |
| 777 | return IoWrite32 (\r | |
| 778 | Port,\r | |
| 779 | BitFieldOr32 (IoRead32 (Port), StartBit, EndBit, OrData)\r | |
| 780 | );\r | |
| 781 | }\r | |
| 782 | \r | |
| 783 | /**\r | |
| 784 | Reads a bit field in a 32-bit port, performs a bitwise AND, and writes the\r | |
| 785 | result back to the bit field in the 32-bit port.\r | |
| 786 | \r | |
| 787 | Reads the 32-bit I/O port specified by Port, performs a bitwise AND between\r | |
| 788 | the read result and the value specified by AndData, and writes the result to\r | |
| 789 | the 32-bit I/O port specified by Port. The value written to the I/O port is\r | |
| 790 | returned. This function must guarantee that all I/O read and write operations\r | |
| 791 | are serialized. Extra left bits in AndData are stripped.\r | |
| 792 | \r | |
| 793 | If 32-bit I/O port operations are not supported, then ASSERT().\r | |
| 794 | If StartBit is greater than 31, then ASSERT().\r | |
| 795 | If EndBit is greater than 31, then ASSERT().\r | |
| 796 | If EndBit is less than StartBit, then ASSERT().\r | |
| 94952554 | 797 | If AndData is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT().\r |
| ba9f8351 | 798 | \r |
| 799 | @param Port The I/O port to write.\r | |
| 800 | @param StartBit The ordinal of the least significant bit in the bit field.\r | |
| 801 | Range 0..31.\r | |
| 802 | @param EndBit The ordinal of the most significant bit in the bit field.\r | |
| 803 | Range 0..31.\r | |
| 804 | @param AndData The value to AND with the read value from the I/O port.\r | |
| 805 | \r | |
| 806 | @return The value written back to the I/O port.\r | |
| 807 | \r | |
| 808 | **/\r | |
| 809 | UINT32\r | |
| 810 | EFIAPI\r | |
| 811 | IoBitFieldAnd32 (\r | |
| 812 | IN UINTN Port,\r | |
| 813 | IN UINTN StartBit,\r | |
| 814 | IN UINTN EndBit,\r | |
| 815 | IN UINT32 AndData\r | |
| 816 | )\r | |
| 817 | {\r | |
| 818 | return IoWrite32 (\r | |
| 819 | Port,\r | |
| 820 | BitFieldAnd32 (IoRead32 (Port), StartBit, EndBit, AndData)\r | |
| 821 | );\r | |
| 822 | }\r | |
| 823 | \r | |
| 824 | /**\r | |
| 825 | Reads a bit field in a 32-bit port, performs a bitwise AND followed by a\r | |
| 826 | bitwise OR, and writes the result back to the bit field in the\r | |
| 827 | 32-bit port.\r | |
| 828 | \r | |
| 829 | Reads the 32-bit I/O port specified by Port, performs a bitwise AND followed\r | |
| 830 | by a bitwise OR between the read result and the value specified by\r | |
| 831 | AndData, and writes the result to the 32-bit I/O port specified by Port. The\r | |
| 832 | value written to the I/O port is returned. This function must guarantee that\r | |
| 833 | all I/O read and write operations are serialized. Extra left bits in both\r | |
| 834 | AndData and OrData are stripped.\r | |
| 835 | \r | |
| 836 | If 32-bit I/O port operations are not supported, then ASSERT().\r | |
| 837 | If StartBit is greater than 31, then ASSERT().\r | |
| 838 | If EndBit is greater than 31, then ASSERT().\r | |
| 839 | If EndBit is less than StartBit, then ASSERT().\r | |
| 94952554 LG |
840 | If AndData is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT().\r |
| 841 | If OrData is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT().\r | |
| ba9f8351 | 842 | \r |
| 843 | @param Port The I/O port to write.\r | |
| 844 | @param StartBit The ordinal of the least significant bit in the bit field.\r | |
| 845 | Range 0..31.\r | |
| 846 | @param EndBit The ordinal of the most significant bit in the bit field.\r | |
| 847 | Range 0..31.\r | |
| 848 | @param AndData The value to AND with the read value from the I/O port.\r | |
| 849 | @param OrData The value to OR with the result of the AND operation.\r | |
| 850 | \r | |
| 851 | @return The value written back to the I/O port.\r | |
| 852 | \r | |
| 853 | **/\r | |
| 854 | UINT32\r | |
| 855 | EFIAPI\r | |
| 856 | IoBitFieldAndThenOr32 (\r | |
| 857 | IN UINTN Port,\r | |
| 858 | IN UINTN StartBit,\r | |
| 859 | IN UINTN EndBit,\r | |
| 860 | IN UINT32 AndData,\r | |
| 861 | IN UINT32 OrData\r | |
| 862 | )\r | |
| 863 | {\r | |
| 864 | return IoWrite32 (\r | |
| 865 | Port,\r | |
| 866 | BitFieldAndThenOr32 (IoRead32 (Port), StartBit, EndBit, AndData, OrData)\r | |
| 867 | );\r | |
| 868 | }\r | |
| 869 | \r | |
| 870 | /**\r | |
| 871 | Reads a 64-bit I/O port, performs a bitwise OR, and writes the\r | |
| 872 | result back to the 64-bit I/O port.\r | |
| 873 | \r | |
| 874 | Reads the 64-bit I/O port specified by Port, performs a bitwise OR\r | |
| 875 | between the read result and the value specified by OrData, and writes the\r | |
| 876 | result to the 64-bit I/O port specified by Port. The value written to the I/O\r | |
| 877 | port is returned. This function must guarantee that all I/O read and write\r | |
| 878 | operations are serialized.\r | |
| 879 | \r | |
| 880 | If 64-bit I/O port operations are not supported, then ASSERT().\r | |
| 881 | \r | |
| 882 | @param Port The I/O port to write.\r | |
| 883 | @param OrData The value to OR with the read value from the I/O port.\r | |
| 884 | \r | |
| 885 | @return The value written back to the I/O port.\r | |
| 886 | \r | |
| 887 | **/\r | |
| 888 | UINT64\r | |
| 889 | EFIAPI\r | |
| 890 | IoOr64 (\r | |
| 891 | IN UINTN Port,\r | |
| 892 | IN UINT64 OrData\r | |
| 893 | )\r | |
| 894 | {\r | |
| 895 | return IoWrite64 (Port, IoRead64 (Port) | OrData);\r | |
| 896 | }\r | |
| 897 | \r | |
| 898 | /**\r | |
| 899 | Reads a 64-bit I/O port, performs a bitwise AND, and writes the result back\r | |
| 900 | to the 64-bit I/O port.\r | |
| 901 | \r | |
| 902 | Reads the 64-bit I/O port specified by Port, performs a bitwise AND between\r | |
| 903 | the read result and the value specified by AndData, and writes the result to\r | |
| 904 | the 64-bit I/O port specified by Port. The value written to the I/O port is\r | |
| 905 | returned. This function must guarantee that all I/O read and write operations\r | |
| 906 | are serialized.\r | |
| 907 | \r | |
| 908 | If 64-bit I/O port operations are not supported, then ASSERT().\r | |
| 909 | \r | |
| 910 | @param Port The I/O port to write.\r | |
| 911 | @param AndData The value to AND with the read value from the I/O port.\r | |
| 912 | \r | |
| 913 | @return The value written back to the I/O port.\r | |
| 914 | \r | |
| 915 | **/\r | |
| 916 | UINT64\r | |
| 917 | EFIAPI\r | |
| 918 | IoAnd64 (\r | |
| 919 | IN UINTN Port,\r | |
| 920 | IN UINT64 AndData\r | |
| 921 | )\r | |
| 922 | {\r | |
| 923 | return IoWrite64 (Port, IoRead64 (Port) & AndData);\r | |
| 924 | }\r | |
| 925 | \r | |
| 926 | /**\r | |
| 927 | Reads a 64-bit I/O port, performs a bitwise AND followed by a bitwise\r | |
| 928 | inclusive OR, and writes the result back to the 64-bit I/O port.\r | |
| 929 | \r | |
| 930 | Reads the 64-bit I/O port specified by Port, performs a bitwise AND between\r | |
| 931 | the read result and the value specified by AndData, performs a bitwise OR\r | |
| 932 | between the result of the AND operation and the value specified by OrData,\r | |
| 933 | and writes the result to the 64-bit I/O port specified by Port. The value\r | |
| 934 | written to the I/O port is returned. This function must guarantee that all\r | |
| 935 | I/O read and write operations are serialized.\r | |
| 936 | \r | |
| 937 | If 64-bit I/O port operations are not supported, then ASSERT().\r | |
| 938 | \r | |
| 939 | @param Port The I/O port to write.\r | |
| 940 | @param AndData The value to AND with the read value from the I/O port.\r | |
| 941 | @param OrData The value to OR with the result of the AND operation.\r | |
| 942 | \r | |
| 943 | @return The value written back to the I/O port.\r | |
| 944 | \r | |
| 945 | **/\r | |
| 946 | UINT64\r | |
| 947 | EFIAPI\r | |
| 948 | IoAndThenOr64 (\r | |
| 949 | IN UINTN Port,\r | |
| 950 | IN UINT64 AndData,\r | |
| 951 | IN UINT64 OrData\r | |
| 952 | )\r | |
| 953 | {\r | |
| 954 | return IoWrite64 (Port, (IoRead64 (Port) & AndData) | OrData);\r | |
| 955 | }\r | |
| 956 | \r | |
| 957 | /**\r | |
| 958 | Reads a bit field of an I/O register.\r | |
| 959 | \r | |
| 960 | Reads the bit field in a 64-bit I/O register. The bit field is specified by\r | |
| 961 | the StartBit and the EndBit. The value of the bit field is returned.\r | |
| 962 | \r | |
| 963 | If 64-bit I/O port operations are not supported, then ASSERT().\r | |
| 964 | If StartBit is greater than 63, then ASSERT().\r | |
| 965 | If EndBit is greater than 63, then ASSERT().\r | |
| 966 | If EndBit is less than StartBit, then ASSERT().\r | |
| 967 | \r | |
| 968 | @param Port The I/O port to read.\r | |
| 969 | @param StartBit The ordinal of the least significant bit in the bit field.\r | |
| 970 | Range 0..63.\r | |
| 971 | @param EndBit The ordinal of the most significant bit in the bit field.\r | |
| 972 | Range 0..63.\r | |
| 973 | \r | |
| 974 | @return The value read.\r | |
| 975 | \r | |
| 976 | **/\r | |
| 977 | UINT64\r | |
| 978 | EFIAPI\r | |
| 979 | IoBitFieldRead64 (\r | |
| 980 | IN UINTN Port,\r | |
| 981 | IN UINTN StartBit,\r | |
| 982 | IN UINTN EndBit\r | |
| 983 | )\r | |
| 984 | {\r | |
| 985 | return BitFieldRead64 (IoRead64 (Port), StartBit, EndBit);\r | |
| 986 | }\r | |
| 987 | \r | |
| 988 | /**\r | |
| 989 | Writes a bit field to an I/O register.\r | |
| 990 | \r | |
| 991 | Writes Value to the bit field of the I/O register. The bit field is specified\r | |
| 992 | by the StartBit and the EndBit. All other bits in the destination I/O\r | |
| 993 | register are preserved. The value written to the I/O port is returned. Extra\r | |
| 994 | left bits in Value are stripped.\r | |
| 995 | \r | |
| 996 | If 64-bit I/O port operations are not supported, then ASSERT().\r | |
| 997 | If StartBit is greater than 63, then ASSERT().\r | |
| 998 | If EndBit is greater than 63, then ASSERT().\r | |
| 999 | If EndBit is less than StartBit, then ASSERT().\r | |
| 94952554 | 1000 | If Value is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT().\r |
| ba9f8351 | 1001 | \r |
| 1002 | @param Port The I/O port to write.\r | |
| 1003 | @param StartBit The ordinal of the least significant bit in the bit field.\r | |
| 1004 | Range 0..63.\r | |
| 1005 | @param EndBit The ordinal of the most significant bit in the bit field.\r | |
| 1006 | Range 0..63.\r | |
| 2fc59a00 | 1007 | @param Value The new value of the bit field.\r |
| ba9f8351 | 1008 | \r |
| 1009 | @return The value written back to the I/O port.\r | |
| 1010 | \r | |
| 1011 | **/\r | |
| 1012 | UINT64\r | |
| 1013 | EFIAPI\r | |
| 1014 | IoBitFieldWrite64 (\r | |
| 1015 | IN UINTN Port,\r | |
| 1016 | IN UINTN StartBit,\r | |
| 1017 | IN UINTN EndBit,\r | |
| 1018 | IN UINT64 Value\r | |
| 1019 | )\r | |
| 1020 | {\r | |
| 1021 | return IoWrite64 (\r | |
| 1022 | Port,\r | |
| 1023 | BitFieldWrite64 (IoRead64 (Port), StartBit, EndBit, Value)\r | |
| 1024 | );\r | |
| 1025 | }\r | |
| 1026 | \r | |
| 1027 | /**\r | |
| 1028 | Reads a bit field in a 64-bit port, performs a bitwise OR, and writes the\r | |
| 1029 | result back to the bit field in the 64-bit port.\r | |
| 1030 | \r | |
| 1031 | Reads the 64-bit I/O port specified by Port, performs a bitwise OR\r | |
| 1032 | between the read result and the value specified by OrData, and writes the\r | |
| 1033 | result to the 64-bit I/O port specified by Port. The value written to the I/O\r | |
| 1034 | port is returned. This function must guarantee that all I/O read and write\r | |
| 1035 | operations are serialized. Extra left bits in OrData are stripped.\r | |
| 1036 | \r | |
| 1037 | If 64-bit I/O port operations are not supported, then ASSERT().\r | |
| 1038 | If StartBit is greater than 63, then ASSERT().\r | |
| 1039 | If EndBit is greater than 63, then ASSERT().\r | |
| 1040 | If EndBit is less than StartBit, then ASSERT().\r | |
| 94952554 | 1041 | If OrData is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT().\r |
| ba9f8351 | 1042 | \r |
| 1043 | @param Port The I/O port to write.\r | |
| 1044 | @param StartBit The ordinal of the least significant bit in the bit field.\r | |
| 1045 | Range 0..63.\r | |
| 1046 | @param EndBit The ordinal of the most significant bit in the bit field.\r | |
| 1047 | Range 0..63.\r | |
| 1048 | @param OrData The value to OR with the read value from the I/O port.\r | |
| 1049 | \r | |
| 1050 | @return The value written back to the I/O port.\r | |
| 1051 | \r | |
| 1052 | **/\r | |
| 1053 | UINT64\r | |
| 1054 | EFIAPI\r | |
| 1055 | IoBitFieldOr64 (\r | |
| 1056 | IN UINTN Port,\r | |
| 1057 | IN UINTN StartBit,\r | |
| 1058 | IN UINTN EndBit,\r | |
| 1059 | IN UINT64 OrData\r | |
| 1060 | )\r | |
| 1061 | {\r | |
| 1062 | return IoWrite64 (\r | |
| 1063 | Port,\r | |
| 1064 | BitFieldOr64 (IoRead64 (Port), StartBit, EndBit, OrData)\r | |
| 1065 | );\r | |
| 1066 | }\r | |
| 1067 | \r | |
| 1068 | /**\r | |
| 1069 | Reads a bit field in a 64-bit port, performs a bitwise AND, and writes the\r | |
| 1070 | result back to the bit field in the 64-bit port.\r | |
| 1071 | \r | |
| 1072 | Reads the 64-bit I/O port specified by Port, performs a bitwise AND between\r | |
| 1073 | the read result and the value specified by AndData, and writes the result to\r | |
| 1074 | the 64-bit I/O port specified by Port. The value written to the I/O port is\r | |
| 1075 | returned. This function must guarantee that all I/O read and write operations\r | |
| 1076 | are serialized. Extra left bits in AndData are stripped.\r | |
| 1077 | \r | |
| 1078 | If 64-bit I/O port operations are not supported, then ASSERT().\r | |
| 1079 | If StartBit is greater than 63, then ASSERT().\r | |
| 1080 | If EndBit is greater than 63, then ASSERT().\r | |
| 1081 | If EndBit is less than StartBit, then ASSERT().\r | |
| 94952554 | 1082 | If AndData is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT().\r |
| ba9f8351 | 1083 | \r |
| 1084 | @param Port The I/O port to write.\r | |
| 1085 | @param StartBit The ordinal of the least significant bit in the bit field.\r | |
| 1086 | Range 0..63.\r | |
| 1087 | @param EndBit The ordinal of the most significant bit in the bit field.\r | |
| 1088 | Range 0..63.\r | |
| 1089 | @param AndData The value to AND with the read value from the I/O port.\r | |
| 1090 | \r | |
| 1091 | @return The value written back to the I/O port.\r | |
| 1092 | \r | |
| 1093 | **/\r | |
| 1094 | UINT64\r | |
| 1095 | EFIAPI\r | |
| 1096 | IoBitFieldAnd64 (\r | |
| 1097 | IN UINTN Port,\r | |
| 1098 | IN UINTN StartBit,\r | |
| 1099 | IN UINTN EndBit,\r | |
| 1100 | IN UINT64 AndData\r | |
| 1101 | )\r | |
| 1102 | {\r | |
| 1103 | return IoWrite64 (\r | |
| 1104 | Port,\r | |
| 1105 | BitFieldAnd64 (IoRead64 (Port), StartBit, EndBit, AndData)\r | |
| 1106 | );\r | |
| 1107 | }\r | |
| 1108 | \r | |
| 1109 | /**\r | |
| 1110 | Reads a bit field in a 64-bit port, performs a bitwise AND followed by a\r | |
| 1111 | bitwise OR, and writes the result back to the bit field in the\r | |
| 1112 | 64-bit port.\r | |
| 1113 | \r | |
| 1114 | Reads the 64-bit I/O port specified by Port, performs a bitwise AND followed\r | |
| 1115 | by a bitwise OR between the read result and the value specified by\r | |
| 1116 | AndData, and writes the result to the 64-bit I/O port specified by Port. The\r | |
| 1117 | value written to the I/O port is returned. This function must guarantee that\r | |
| 1118 | all I/O read and write operations are serialized. Extra left bits in both\r | |
| 1119 | AndData and OrData are stripped.\r | |
| 1120 | \r | |
| 1121 | If 64-bit I/O port operations are not supported, then ASSERT().\r | |
| 1122 | If StartBit is greater than 63, then ASSERT().\r | |
| 1123 | If EndBit is greater than 63, then ASSERT().\r | |
| 1124 | If EndBit is less than StartBit, then ASSERT().\r | |
| 94952554 LG |
1125 | If AndData is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT().\r |
| 1126 | If OrData is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT().\r | |
| ba9f8351 | 1127 | \r |
| 1128 | @param Port The I/O port to write.\r | |
| 1129 | @param StartBit The ordinal of the least significant bit in the bit field.\r | |
| 1130 | Range 0..63.\r | |
| 1131 | @param EndBit The ordinal of the most significant bit in the bit field.\r | |
| 1132 | Range 0..63.\r | |
| 1133 | @param AndData The value to AND with the read value from the I/O port.\r | |
| 1134 | @param OrData The value to OR with the result of the AND operation.\r | |
| 1135 | \r | |
| 1136 | @return The value written back to the I/O port.\r | |
| 1137 | \r | |
| 1138 | **/\r | |
| 1139 | UINT64\r | |
| 1140 | EFIAPI\r | |
| 1141 | IoBitFieldAndThenOr64 (\r | |
| 1142 | IN UINTN Port,\r | |
| 1143 | IN UINTN StartBit,\r | |
| 1144 | IN UINTN EndBit,\r | |
| 1145 | IN UINT64 AndData,\r | |
| 1146 | IN UINT64 OrData\r | |
| 1147 | )\r | |
| 1148 | {\r | |
| 1149 | return IoWrite64 (\r | |
| 1150 | Port,\r | |
| 1151 | BitFieldAndThenOr64 (IoRead64 (Port), StartBit, EndBit, AndData, OrData)\r | |
| 1152 | );\r | |
| 1153 | }\r | |
| 1154 | \r | |
| 1155 | /**\r | |
| 1156 | Reads an 8-bit MMIO register, performs a bitwise OR, and writes the\r | |
| 1157 | result back to the 8-bit MMIO register.\r | |
| 1158 | \r | |
| 1159 | Reads the 8-bit MMIO register specified by Address, performs a bitwise\r | |
| 1160 | inclusive OR between the read result and the value specified by OrData, and\r | |
| 1161 | writes the result to the 8-bit MMIO register specified by Address. The value\r | |
| 1162 | written to the MMIO register is returned. This function must guarantee that\r | |
| 1163 | all MMIO read and write operations are serialized.\r | |
| 1164 | \r | |
| 1165 | If 8-bit MMIO register operations are not supported, then ASSERT().\r | |
| 1166 | \r | |
| 1167 | @param Address The MMIO register to write.\r | |
| 1168 | @param OrData The value to OR with the read value from the MMIO register.\r | |
| 1169 | \r | |
| 1170 | @return The value written back to the MMIO register.\r | |
| 1171 | \r | |
| 1172 | **/\r | |
| 1173 | UINT8\r | |
| 1174 | EFIAPI\r | |
| 1175 | MmioOr8 (\r | |
| 1176 | IN UINTN Address,\r | |
| 1177 | IN UINT8 OrData\r | |
| 1178 | )\r | |
| 1179 | {\r | |
| 1180 | return MmioWrite8 (Address, (UINT8) (MmioRead8 (Address) | OrData));\r | |
| 1181 | }\r | |
| 1182 | \r | |
| 1183 | /**\r | |
| 1184 | Reads an 8-bit MMIO register, performs a bitwise AND, and writes the result\r | |
| 1185 | back to the 8-bit MMIO register.\r | |
| 1186 | \r | |
| 1187 | Reads the 8-bit MMIO register specified by Address, performs a bitwise AND\r | |
| 1188 | between the read result and the value specified by AndData, and writes the\r | |
| 1189 | result to the 8-bit MMIO register specified by Address. The value written to\r | |
| 1190 | the MMIO register is returned. This function must guarantee that all MMIO\r | |
| 1191 | read and write operations are serialized.\r | |
| 1192 | \r | |
| 1193 | If 8-bit MMIO register operations are not supported, then ASSERT().\r | |
| 1194 | \r | |
| 1195 | @param Address The MMIO register to write.\r | |
| 1196 | @param AndData The value to AND with the read value from the MMIO register.\r | |
| 1197 | \r | |
| 1198 | @return The value written back to the MMIO register.\r | |
| 1199 | \r | |
| 1200 | **/\r | |
| 1201 | UINT8\r | |
| 1202 | EFIAPI\r | |
| 1203 | MmioAnd8 (\r | |
| 1204 | IN UINTN Address,\r | |
| 1205 | IN UINT8 AndData\r | |
| 1206 | )\r | |
| 1207 | {\r | |
| 1208 | return MmioWrite8 (Address, (UINT8) (MmioRead8 (Address) & AndData));\r | |
| 1209 | }\r | |
| 1210 | \r | |
| 1211 | /**\r | |
| 1212 | Reads an 8-bit MMIO register, performs a bitwise AND followed by a bitwise\r | |
| 1213 | inclusive OR, and writes the result back to the 8-bit MMIO register.\r | |
| 1214 | \r | |
| 1215 | Reads the 8-bit MMIO register specified by Address, performs a bitwise AND\r | |
| 1216 | between the read result and the value specified by AndData, performs a\r | |
| 1217 | bitwise OR between the result of the AND operation and the value specified by\r | |
| 1218 | OrData, and writes the result to the 8-bit MMIO register specified by\r | |
| 1219 | Address. The value written to the MMIO register is returned. This function\r | |
| 1220 | must guarantee that all MMIO read and write operations are serialized.\r | |
| 1221 | \r | |
| 1222 | If 8-bit MMIO register operations are not supported, then ASSERT().\r | |
| 1223 | \r | |
| 1224 | \r | |
| 1225 | @param Address The MMIO register to write.\r | |
| 1226 | @param AndData The value to AND with the read value from the MMIO register.\r | |
| 1227 | @param OrData The value to OR with the result of the AND operation.\r | |
| 1228 | \r | |
| 1229 | @return The value written back to the MMIO register.\r | |
| 1230 | \r | |
| 1231 | **/\r | |
| 1232 | UINT8\r | |
| 1233 | EFIAPI\r | |
| 1234 | MmioAndThenOr8 (\r | |
| 1235 | IN UINTN Address,\r | |
| 1236 | IN UINT8 AndData,\r | |
| 1237 | IN UINT8 OrData\r | |
| 1238 | )\r | |
| 1239 | {\r | |
| 1240 | return MmioWrite8 (Address, (UINT8) ((MmioRead8 (Address) & AndData) | OrData));\r | |
| 1241 | }\r | |
| 1242 | \r | |
| 1243 | /**\r | |
| 1244 | Reads a bit field of a MMIO register.\r | |
| 1245 | \r | |
| 1246 | Reads the bit field in an 8-bit MMIO register. The bit field is specified by\r | |
| 1247 | the StartBit and the EndBit. The value of the bit field is returned.\r | |
| 1248 | \r | |
| 1249 | If 8-bit MMIO register operations are not supported, then ASSERT().\r | |
| 1250 | If StartBit is greater than 7, then ASSERT().\r | |
| 1251 | If EndBit is greater than 7, then ASSERT().\r | |
| 1252 | If EndBit is less than StartBit, then ASSERT().\r | |
| 1253 | \r | |
| 58380e9c | 1254 | @param Address The MMIO register to read.\r |
| ba9f8351 | 1255 | @param StartBit The ordinal of the least significant bit in the bit field.\r |
| 1256 | Range 0..7.\r | |
| 1257 | @param EndBit The ordinal of the most significant bit in the bit field.\r | |
| 1258 | Range 0..7.\r | |
| 1259 | \r | |
| 1260 | @return The value read.\r | |
| 1261 | \r | |
| 1262 | **/\r | |
| 1263 | UINT8\r | |
| 1264 | EFIAPI\r | |
| 1265 | MmioBitFieldRead8 (\r | |
| 1266 | IN UINTN Address,\r | |
| 1267 | IN UINTN StartBit,\r | |
| 1268 | IN UINTN EndBit\r | |
| 1269 | )\r | |
| 1270 | {\r | |
| 1271 | return BitFieldRead8 (MmioRead8 (Address), StartBit, EndBit);\r | |
| 1272 | }\r | |
| 1273 | \r | |
| 1274 | /**\r | |
| 1275 | Writes a bit field to a MMIO register.\r | |
| 1276 | \r | |
| 1277 | Writes Value to the bit field of the MMIO register. The bit field is\r | |
| 1278 | specified by the StartBit and the EndBit. All other bits in the destination\r | |
| 1279 | MMIO register are preserved. The new value of the 8-bit register is returned.\r | |
| 1280 | \r | |
| 1281 | If 8-bit MMIO register operations are not supported, then ASSERT().\r | |
| 1282 | If StartBit is greater than 7, then ASSERT().\r | |
| 1283 | If EndBit is greater than 7, then ASSERT().\r | |
| 1284 | If EndBit is less than StartBit, then ASSERT().\r | |
| 94952554 | 1285 | If Value is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT().\r |
| ba9f8351 | 1286 | \r |
| 58380e9c | 1287 | @param Address The MMIO register to write.\r |
| ba9f8351 | 1288 | @param StartBit The ordinal of the least significant bit in the bit field.\r |
| 1289 | Range 0..7.\r | |
| 1290 | @param EndBit The ordinal of the most significant bit in the bit field.\r | |
| 1291 | Range 0..7.\r | |
| 2fc59a00 | 1292 | @param Value The new value of the bit field.\r |
| ba9f8351 | 1293 | \r |
| 1294 | @return The value written back to the MMIO register.\r | |
| 1295 | \r | |
| 1296 | **/\r | |
| 1297 | UINT8\r | |
| 1298 | EFIAPI\r | |
| 1299 | MmioBitFieldWrite8 (\r | |
| 1300 | IN UINTN Address,\r | |
| 1301 | IN UINTN StartBit,\r | |
| 1302 | IN UINTN EndBit,\r | |
| 1303 | IN UINT8 Value\r | |
| 1304 | )\r | |
| 1305 | {\r | |
| 1306 | return MmioWrite8 (\r | |
| 1307 | Address,\r | |
| 1308 | BitFieldWrite8 (MmioRead8 (Address), StartBit, EndBit, Value)\r | |
| 1309 | );\r | |
| 1310 | }\r | |
| 1311 | \r | |
| 1312 | /**\r | |
| 1313 | Reads a bit field in an 8-bit MMIO register, performs a bitwise OR, and\r | |
| 1314 | writes the result back to the bit field in the 8-bit MMIO register.\r | |
| 1315 | \r | |
| 1316 | Reads the 8-bit MMIO register specified by Address, performs a bitwise\r | |
| 1317 | inclusive OR between the read result and the value specified by OrData, and\r | |
| 1318 | writes the result to the 8-bit MMIO register specified by Address. The value\r | |
| 1319 | written to the MMIO register is returned. This function must guarantee that\r | |
| 1320 | all MMIO read and write operations are serialized. Extra left bits in OrData\r | |
| 1321 | are stripped.\r | |
| 1322 | \r | |
| 1323 | If 8-bit MMIO register operations are not supported, then ASSERT().\r | |
| 1324 | If StartBit is greater than 7, then ASSERT().\r | |
| 1325 | If EndBit is greater than 7, then ASSERT().\r | |
| 1326 | If EndBit is less than StartBit, then ASSERT().\r | |
| 94952554 | 1327 | If OrData is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT().\r |
| ba9f8351 | 1328 | \r |
| 58380e9c | 1329 | @param Address The MMIO register to write.\r |
| ba9f8351 | 1330 | @param StartBit The ordinal of the least significant bit in the bit field.\r |
| 1331 | Range 0..7.\r | |
| 1332 | @param EndBit The ordinal of the most significant bit in the bit field.\r | |
| 1333 | Range 0..7.\r | |
| 1334 | @param OrData The value to OR with read value from the MMIO register.\r | |
| 1335 | \r | |
| 1336 | @return The value written back to the MMIO register.\r | |
| 1337 | \r | |
| 1338 | **/\r | |
| 1339 | UINT8\r | |
| 1340 | EFIAPI\r | |
| 1341 | MmioBitFieldOr8 (\r | |
| 1342 | IN UINTN Address,\r | |
| 1343 | IN UINTN StartBit,\r | |
| 1344 | IN UINTN EndBit,\r | |
| 1345 | IN UINT8 OrData\r | |
| 1346 | )\r | |
| 1347 | {\r | |
| 1348 | return MmioWrite8 (\r | |
| 1349 | Address,\r | |
| 1350 | BitFieldOr8 (MmioRead8 (Address), StartBit, EndBit, OrData)\r | |
| 1351 | );\r | |
| 1352 | }\r | |
| 1353 | \r | |
| 1354 | /**\r | |
| 1355 | Reads a bit field in an 8-bit MMIO register, performs a bitwise AND, and\r | |
| 1356 | writes the result back to the bit field in the 8-bit MMIO register.\r | |
| 1357 | \r | |
| 1358 | Reads the 8-bit MMIO register specified by Address, performs a bitwise AND\r | |
| 1359 | between the read result and the value specified by AndData, and writes the\r | |
| 1360 | result to the 8-bit MMIO register specified by Address. The value written to\r | |
| 1361 | the MMIO register is returned. This function must guarantee that all MMIO\r | |
| 1362 | read and write operations are serialized. Extra left bits in AndData are\r | |
| 1363 | stripped.\r | |
| 1364 | \r | |
| 1365 | If 8-bit MMIO register operations are not supported, then ASSERT().\r | |
| 1366 | If StartBit is greater than 7, then ASSERT().\r | |
| 1367 | If EndBit is greater than 7, then ASSERT().\r | |
| 1368 | If EndBit is less than StartBit, then ASSERT().\r | |
| 94952554 | 1369 | If AndData is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT().\r |
| ba9f8351 | 1370 | \r |
| 58380e9c | 1371 | @param Address The MMIO register to write.\r |
| ba9f8351 | 1372 | @param StartBit The ordinal of the least significant bit in the bit field.\r |
| 1373 | Range 0..7.\r | |
| 1374 | @param EndBit The ordinal of the most significant bit in the bit field.\r | |
| 1375 | Range 0..7.\r | |
| 1376 | @param AndData The value to AND with read value from the MMIO register.\r | |
| 1377 | \r | |
| 1378 | @return The value written back to the MMIO register.\r | |
| 1379 | \r | |
| 1380 | **/\r | |
| 1381 | UINT8\r | |
| 1382 | EFIAPI\r | |
| 1383 | MmioBitFieldAnd8 (\r | |
| 1384 | IN UINTN Address,\r | |
| 1385 | IN UINTN StartBit,\r | |
| 1386 | IN UINTN EndBit,\r | |
| 1387 | IN UINT8 AndData\r | |
| 1388 | )\r | |
| 1389 | {\r | |
| 1390 | return MmioWrite8 (\r | |
| 1391 | Address,\r | |
| 1392 | BitFieldAnd8 (MmioRead8 (Address), StartBit, EndBit, AndData)\r | |
| 1393 | );\r | |
| 1394 | }\r | |
| 1395 | \r | |
| 1396 | /**\r | |
| 1397 | Reads a bit field in an 8-bit MMIO register, performs a bitwise AND followed\r | |
| 1398 | by a bitwise OR, and writes the result back to the bit field in the\r | |
| 1399 | 8-bit MMIO register.\r | |
| 1400 | \r | |
| 1401 | Reads the 8-bit MMIO register specified by Address, performs a bitwise AND\r | |
| 1402 | followed by a bitwise OR between the read result and the value\r | |
| 1403 | specified by AndData, and writes the result to the 8-bit MMIO register\r | |
| 1404 | specified by Address. The value written to the MMIO register is returned.\r | |
| 1405 | This function must guarantee that all MMIO read and write operations are\r | |
| 1406 | serialized. Extra left bits in both AndData and OrData are stripped.\r | |
| 1407 | \r | |
| 1408 | If 8-bit MMIO register operations are not supported, then ASSERT().\r | |
| 1409 | If StartBit is greater than 7, then ASSERT().\r | |
| 1410 | If EndBit is greater than 7, then ASSERT().\r | |
| 1411 | If EndBit is less than StartBit, then ASSERT().\r | |
| 94952554 LG |
1412 | If AndData is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT().\r |
| 1413 | If OrData is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT().\r | |
| ba9f8351 | 1414 | \r |
| 58380e9c | 1415 | @param Address The MMIO register to write.\r |
| ba9f8351 | 1416 | @param StartBit The ordinal of the least significant bit in the bit field.\r |
| 1417 | Range 0..7.\r | |
| 1418 | @param EndBit The ordinal of the most significant bit in the bit field.\r | |
| 1419 | Range 0..7.\r | |
| 1420 | @param AndData The value to AND with read value from the MMIO register.\r | |
| 1421 | @param OrData The value to OR with the result of the AND operation.\r | |
| 1422 | \r | |
| 1423 | @return The value written back to the MMIO register.\r | |
| 1424 | \r | |
| 1425 | **/\r | |
| 1426 | UINT8\r | |
| 1427 | EFIAPI\r | |
| 1428 | MmioBitFieldAndThenOr8 (\r | |
| 1429 | IN UINTN Address,\r | |
| 1430 | IN UINTN StartBit,\r | |
| 1431 | IN UINTN EndBit,\r | |
| 1432 | IN UINT8 AndData,\r | |
| 1433 | IN UINT8 OrData\r | |
| 1434 | )\r | |
| 1435 | {\r | |
| 1436 | return MmioWrite8 (\r | |
| 1437 | Address,\r | |
| 1438 | BitFieldAndThenOr8 (MmioRead8 (Address), StartBit, EndBit, AndData, OrData)\r | |
| 1439 | );\r | |
| 1440 | }\r | |
| 1441 | \r | |
| 1442 | /**\r | |
| 1443 | Reads a 16-bit MMIO register, performs a bitwise OR, and writes the\r | |
| 1444 | result back to the 16-bit MMIO register.\r | |
| 1445 | \r | |
| 1446 | Reads the 16-bit MMIO register specified by Address, performs a bitwise\r | |
| 1447 | inclusive OR between the read result and the value specified by OrData, and\r | |
| 1448 | writes the result to the 16-bit MMIO register specified by Address. The value\r | |
| 1449 | written to the MMIO register is returned. This function must guarantee that\r | |
| 1450 | all MMIO read and write operations are serialized.\r | |
| 1451 | \r | |
| 1452 | If 16-bit MMIO register operations are not supported, then ASSERT().\r | |
| 1453 | \r | |
| 1454 | @param Address The MMIO register to write.\r | |
| 1455 | @param OrData The value to OR with the read value from the MMIO register.\r | |
| 1456 | \r | |
| 1457 | @return The value written back to the MMIO register.\r | |
| 1458 | \r | |
| 1459 | **/\r | |
| 1460 | UINT16\r | |
| 1461 | EFIAPI\r | |
| 1462 | MmioOr16 (\r | |
| 1463 | IN UINTN Address,\r | |
| 1464 | IN UINT16 OrData\r | |
| 1465 | )\r | |
| 1466 | {\r | |
| 1467 | return MmioWrite16 (Address, (UINT16) (MmioRead16 (Address) | OrData));\r | |
| 1468 | }\r | |
| 1469 | \r | |
| 1470 | /**\r | |
| 1471 | Reads a 16-bit MMIO register, performs a bitwise AND, and writes the result\r | |
| 1472 | back to the 16-bit MMIO register.\r | |
| 1473 | \r | |
| 1474 | Reads the 16-bit MMIO register specified by Address, performs a bitwise AND\r | |
| 1475 | between the read result and the value specified by AndData, and writes the\r | |
| 1476 | result to the 16-bit MMIO register specified by Address. The value written to\r | |
| 1477 | the MMIO register is returned. This function must guarantee that all MMIO\r | |
| 1478 | read and write operations are serialized.\r | |
| 1479 | \r | |
| 1480 | If 16-bit MMIO register operations are not supported, then ASSERT().\r | |
| 1481 | \r | |
| 1482 | @param Address The MMIO register to write.\r | |
| 1483 | @param AndData The value to AND with the read value from the MMIO register.\r | |
| 1484 | \r | |
| 1485 | @return The value written back to the MMIO register.\r | |
| 1486 | \r | |
| 1487 | **/\r | |
| 1488 | UINT16\r | |
| 1489 | EFIAPI\r | |
| 1490 | MmioAnd16 (\r | |
| 1491 | IN UINTN Address,\r | |
| 1492 | IN UINT16 AndData\r | |
| 1493 | )\r | |
| 1494 | {\r | |
| 1495 | return MmioWrite16 (Address, (UINT16) (MmioRead16 (Address) & AndData));\r | |
| 1496 | }\r | |
| 1497 | \r | |
| 1498 | /**\r | |
| 1499 | Reads a 16-bit MMIO register, performs a bitwise AND followed by a bitwise\r | |
| 1500 | inclusive OR, and writes the result back to the 16-bit MMIO register.\r | |
| 1501 | \r | |
| 1502 | Reads the 16-bit MMIO register specified by Address, performs a bitwise AND\r | |
| 1503 | between the read result and the value specified by AndData, performs a\r | |
| 1504 | bitwise OR between the result of the AND operation and the value specified by\r | |
| 1505 | OrData, and writes the result to the 16-bit MMIO register specified by\r | |
| 1506 | Address. The value written to the MMIO register is returned. This function\r | |
| 1507 | must guarantee that all MMIO read and write operations are serialized.\r | |
| 1508 | \r | |
| 1509 | If 16-bit MMIO register operations are not supported, then ASSERT().\r | |
| 1510 | \r | |
| 1511 | \r | |
| 1512 | @param Address The MMIO register to write.\r | |
| 1513 | @param AndData The value to AND with the read value from the MMIO register.\r | |
| 1514 | @param OrData The value to OR with the result of the AND operation.\r | |
| 1515 | \r | |
| 1516 | @return The value written back to the MMIO register.\r | |
| 1517 | \r | |
| 1518 | **/\r | |
| 1519 | UINT16\r | |
| 1520 | EFIAPI\r | |
| 1521 | MmioAndThenOr16 (\r | |
| 1522 | IN UINTN Address,\r | |
| 1523 | IN UINT16 AndData,\r | |
| 1524 | IN UINT16 OrData\r | |
| 1525 | )\r | |
| 1526 | {\r | |
| 1527 | return MmioWrite16 (Address, (UINT16) ((MmioRead16 (Address) & AndData) | OrData));\r | |
| 1528 | }\r | |
| 1529 | \r | |
| 1530 | /**\r | |
| 1531 | Reads a bit field of a MMIO register.\r | |
| 1532 | \r | |
| 1533 | Reads the bit field in a 16-bit MMIO register. The bit field is specified by\r | |
| 1534 | the StartBit and the EndBit. The value of the bit field is returned.\r | |
| 1535 | \r | |
| 1536 | If 16-bit MMIO register operations are not supported, then ASSERT().\r | |
| 1537 | If StartBit is greater than 15, then ASSERT().\r | |
| 1538 | If EndBit is greater than 15, then ASSERT().\r | |
| 1539 | If EndBit is less than StartBit, then ASSERT().\r | |
| 1540 | \r | |
| 58380e9c | 1541 | @param Address The MMIO register to read.\r |
| ba9f8351 | 1542 | @param StartBit The ordinal of the least significant bit in the bit field.\r |
| 1543 | Range 0..15.\r | |
| 1544 | @param EndBit The ordinal of the most significant bit in the bit field.\r | |
| 1545 | Range 0..15.\r | |
| 1546 | \r | |
| 1547 | @return The value read.\r | |
| 1548 | \r | |
| 1549 | **/\r | |
| 1550 | UINT16\r | |
| 1551 | EFIAPI\r | |
| 1552 | MmioBitFieldRead16 (\r | |
| 1553 | IN UINTN Address,\r | |
| 1554 | IN UINTN StartBit,\r | |
| 1555 | IN UINTN EndBit\r | |
| 1556 | )\r | |
| 1557 | {\r | |
| 1558 | return BitFieldRead16 (MmioRead16 (Address), StartBit, EndBit);\r | |
| 1559 | }\r | |
| 1560 | \r | |
| 1561 | /**\r | |
| 1562 | Writes a bit field to a MMIO register.\r | |
| 1563 | \r | |
| 1564 | Writes Value to the bit field of the MMIO register. The bit field is\r | |
| 1565 | specified by the StartBit and the EndBit. All other bits in the destination\r | |
| 1566 | MMIO register are preserved. The new value of the 16-bit register is returned.\r | |
| 1567 | \r | |
| 1568 | If 16-bit MMIO register operations are not supported, then ASSERT().\r | |
| 1569 | If StartBit is greater than 15, then ASSERT().\r | |
| 1570 | If EndBit is greater than 15, then ASSERT().\r | |
| 1571 | If EndBit is less than StartBit, then ASSERT().\r | |
| 94952554 | 1572 | If Value is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT().\r |
| ba9f8351 | 1573 | \r |
| 58380e9c | 1574 | @param Address The MMIO register to write.\r |
| ba9f8351 | 1575 | @param StartBit The ordinal of the least significant bit in the bit field.\r |
| 1576 | Range 0..15.\r | |
| 1577 | @param EndBit The ordinal of the most significant bit in the bit field.\r | |
| 1578 | Range 0..15.\r | |
| 2fc59a00 | 1579 | @param Value The new value of the bit field.\r |
| ba9f8351 | 1580 | \r |
| 1581 | @return The value written back to the MMIO register.\r | |
| 1582 | \r | |
| 1583 | **/\r | |
| 1584 | UINT16\r | |
| 1585 | EFIAPI\r | |
| 1586 | MmioBitFieldWrite16 (\r | |
| 1587 | IN UINTN Address,\r | |
| 1588 | IN UINTN StartBit,\r | |
| 1589 | IN UINTN EndBit,\r | |
| 1590 | IN UINT16 Value\r | |
| 1591 | )\r | |
| 1592 | {\r | |
| 1593 | return MmioWrite16 (\r | |
| 1594 | Address,\r | |
| 1595 | BitFieldWrite16 (MmioRead16 (Address), StartBit, EndBit, Value)\r | |
| 1596 | );\r | |
| 1597 | }\r | |
| 1598 | \r | |
| 1599 | /**\r | |
| 1600 | Reads a bit field in a 16-bit MMIO register, performs a bitwise OR, and\r | |
| 1601 | writes the result back to the bit field in the 16-bit MMIO register.\r | |
| 1602 | \r | |
| 1603 | Reads the 16-bit MMIO register specified by Address, performs a bitwise\r | |
| 1604 | inclusive OR between the read result and the value specified by OrData, and\r | |
| 1605 | writes the result to the 16-bit MMIO register specified by Address. The value\r | |
| 1606 | written to the MMIO register is returned. This function must guarantee that\r | |
| 1607 | all MMIO read and write operations are serialized. Extra left bits in OrData\r | |
| 1608 | are stripped.\r | |
| 1609 | \r | |
| 1610 | If 16-bit MMIO register operations are not supported, then ASSERT().\r | |
| 1611 | If StartBit is greater than 15, then ASSERT().\r | |
| 1612 | If EndBit is greater than 15, then ASSERT().\r | |
| 1613 | If EndBit is less than StartBit, then ASSERT().\r | |
| 94952554 | 1614 | If OrData is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT().\r |
| ba9f8351 | 1615 | \r |
| 58380e9c | 1616 | @param Address The MMIO register to write.\r |
| ba9f8351 | 1617 | @param StartBit The ordinal of the least significant bit in the bit field.\r |
| 1618 | Range 0..15.\r | |
| 1619 | @param EndBit The ordinal of the most significant bit in the bit field.\r | |
| 1620 | Range 0..15.\r | |
| 1621 | @param OrData The value to OR with read value from the MMIO register.\r | |
| 1622 | \r | |
| 1623 | @return The value written back to the MMIO register.\r | |
| 1624 | \r | |
| 1625 | **/\r | |
| 1626 | UINT16\r | |
| 1627 | EFIAPI\r | |
| 1628 | MmioBitFieldOr16 (\r | |
| 1629 | IN UINTN Address,\r | |
| 1630 | IN UINTN StartBit,\r | |
| 1631 | IN UINTN EndBit,\r | |
| 1632 | IN UINT16 OrData\r | |
| 1633 | )\r | |
| 1634 | {\r | |
| 1635 | return MmioWrite16 (\r | |
| 1636 | Address,\r | |
| 1637 | BitFieldOr16 (MmioRead16 (Address), StartBit, EndBit, OrData)\r | |
| 1638 | );\r | |
| 1639 | }\r | |
| 1640 | \r | |
| 1641 | /**\r | |
| 1642 | Reads a bit field in a 16-bit MMIO register, performs a bitwise AND, and\r | |
| 1643 | writes the result back to the bit field in the 16-bit MMIO register.\r | |
| 1644 | \r | |
| 1645 | Reads the 16-bit MMIO register specified by Address, performs a bitwise AND\r | |
| 1646 | between the read result and the value specified by AndData, and writes the\r | |
| 1647 | result to the 16-bit MMIO register specified by Address. The value written to\r | |
| 1648 | the MMIO register is returned. This function must guarantee that all MMIO\r | |
| 1649 | read and write operations are serialized. Extra left bits in AndData are\r | |
| 1650 | stripped.\r | |
| 1651 | \r | |
| 1652 | If 16-bit MMIO register operations are not supported, then ASSERT().\r | |
| 1653 | If StartBit is greater than 15, then ASSERT().\r | |
| 1654 | If EndBit is greater than 15, then ASSERT().\r | |
| 1655 | If EndBit is less than StartBit, then ASSERT().\r | |
| 94952554 | 1656 | If AndData is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT().\r |
| ba9f8351 | 1657 | \r |
| 58380e9c | 1658 | @param Address The MMIO register to write.\r |
| ba9f8351 | 1659 | @param StartBit The ordinal of the least significant bit in the bit field.\r |
| 1660 | Range 0..15.\r | |
| 1661 | @param EndBit The ordinal of the most significant bit in the bit field.\r | |
| 1662 | Range 0..15.\r | |
| 1663 | @param AndData The value to AND with read value from the MMIO register.\r | |
| 1664 | \r | |
| 1665 | @return The value written back to the MMIO register.\r | |
| 1666 | \r | |
| 1667 | **/\r | |
| 1668 | UINT16\r | |
| 1669 | EFIAPI\r | |
| 1670 | MmioBitFieldAnd16 (\r | |
| 1671 | IN UINTN Address,\r | |
| 1672 | IN UINTN StartBit,\r | |
| 1673 | IN UINTN EndBit,\r | |
| 1674 | IN UINT16 AndData\r | |
| 1675 | )\r | |
| 1676 | {\r | |
| 1677 | return MmioWrite16 (\r | |
| 1678 | Address,\r | |
| 1679 | BitFieldAnd16 (MmioRead16 (Address), StartBit, EndBit, AndData)\r | |
| 1680 | );\r | |
| 1681 | }\r | |
| 1682 | \r | |
| 1683 | /**\r | |
| 1684 | Reads a bit field in a 16-bit MMIO register, performs a bitwise AND followed\r | |
| 1685 | by a bitwise OR, and writes the result back to the bit field in the\r | |
| 1686 | 16-bit MMIO register.\r | |
| 1687 | \r | |
| 1688 | Reads the 16-bit MMIO register specified by Address, performs a bitwise AND\r | |
| 1689 | followed by a bitwise OR between the read result and the value\r | |
| 1690 | specified by AndData, and writes the result to the 16-bit MMIO register\r | |
| 1691 | specified by Address. The value written to the MMIO register is returned.\r | |
| 1692 | This function must guarantee that all MMIO read and write operations are\r | |
| 1693 | serialized. Extra left bits in both AndData and OrData are stripped.\r | |
| 1694 | \r | |
| 1695 | If 16-bit MMIO register operations are not supported, then ASSERT().\r | |
| 1696 | If StartBit is greater than 15, then ASSERT().\r | |
| 1697 | If EndBit is greater than 15, then ASSERT().\r | |
| 1698 | If EndBit is less than StartBit, then ASSERT().\r | |
| 94952554 LG |
1699 | If AndData is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT().\r |
| 1700 | If OrData is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT().\r | |
| ba9f8351 | 1701 | \r |
| 58380e9c | 1702 | @param Address The MMIO register to write.\r |
| ba9f8351 | 1703 | @param StartBit The ordinal of the least significant bit in the bit field.\r |
| 1704 | Range 0..15.\r | |
| 1705 | @param EndBit The ordinal of the most significant bit in the bit field.\r | |
| 1706 | Range 0..15.\r | |
| 1707 | @param AndData The value to AND with read value from the MMIO register.\r | |
| 1708 | @param OrData The value to OR with the result of the AND operation.\r | |
| 1709 | \r | |
| 1710 | @return The value written back to the MMIO register.\r | |
| 1711 | \r | |
| 1712 | **/\r | |
| 1713 | UINT16\r | |
| 1714 | EFIAPI\r | |
| 1715 | MmioBitFieldAndThenOr16 (\r | |
| 1716 | IN UINTN Address,\r | |
| 1717 | IN UINTN StartBit,\r | |
| 1718 | IN UINTN EndBit,\r | |
| 1719 | IN UINT16 AndData,\r | |
| 1720 | IN UINT16 OrData\r | |
| 1721 | )\r | |
| 1722 | {\r | |
| 1723 | return MmioWrite16 (\r | |
| 1724 | Address,\r | |
| 1725 | BitFieldAndThenOr16 (MmioRead16 (Address), StartBit, EndBit, AndData, OrData)\r | |
| 1726 | );\r | |
| 1727 | }\r | |
| 1728 | \r | |
| 1729 | /**\r | |
| 1730 | Reads a 32-bit MMIO register, performs a bitwise OR, and writes the\r | |
| 1731 | result back to the 32-bit MMIO register.\r | |
| 1732 | \r | |
| 1733 | Reads the 32-bit MMIO register specified by Address, performs a bitwise\r | |
| 1734 | inclusive OR between the read result and the value specified by OrData, and\r | |
| 1735 | writes the result to the 32-bit MMIO register specified by Address. The value\r | |
| 1736 | written to the MMIO register is returned. This function must guarantee that\r | |
| 1737 | all MMIO read and write operations are serialized.\r | |
| 1738 | \r | |
| 1739 | If 32-bit MMIO register operations are not supported, then ASSERT().\r | |
| 1740 | \r | |
| 1741 | @param Address The MMIO register to write.\r | |
| 1742 | @param OrData The value to OR with the read value from the MMIO register.\r | |
| 1743 | \r | |
| 1744 | @return The value written back to the MMIO register.\r | |
| 1745 | \r | |
| 1746 | **/\r | |
| 1747 | UINT32\r | |
| 1748 | EFIAPI\r | |
| 1749 | MmioOr32 (\r | |
| 1750 | IN UINTN Address,\r | |
| 1751 | IN UINT32 OrData\r | |
| 1752 | )\r | |
| 1753 | {\r | |
| 1754 | return MmioWrite32 (Address, MmioRead32 (Address) | OrData);\r | |
| 1755 | }\r | |
| 1756 | \r | |
| 1757 | /**\r | |
| 1758 | Reads a 32-bit MMIO register, performs a bitwise AND, and writes the result\r | |
| 1759 | back to the 32-bit MMIO register.\r | |
| 1760 | \r | |
| 1761 | Reads the 32-bit MMIO register specified by Address, performs a bitwise AND\r | |
| 1762 | between the read result and the value specified by AndData, and writes the\r | |
| 1763 | result to the 32-bit MMIO register specified by Address. The value written to\r | |
| 1764 | the MMIO register is returned. This function must guarantee that all MMIO\r | |
| 1765 | read and write operations are serialized.\r | |
| 1766 | \r | |
| 1767 | If 32-bit MMIO register operations are not supported, then ASSERT().\r | |
| 1768 | \r | |
| 1769 | @param Address The MMIO register to write.\r | |
| 1770 | @param AndData The value to AND with the read value from the MMIO register.\r | |
| 1771 | \r | |
| 1772 | @return The value written back to the MMIO register.\r | |
| 1773 | \r | |
| 1774 | **/\r | |
| 1775 | UINT32\r | |
| 1776 | EFIAPI\r | |
| 1777 | MmioAnd32 (\r | |
| 1778 | IN UINTN Address,\r | |
| 1779 | IN UINT32 AndData\r | |
| 1780 | )\r | |
| 1781 | {\r | |
| 1782 | return MmioWrite32 (Address, MmioRead32 (Address) & AndData);\r | |
| 1783 | }\r | |
| 1784 | \r | |
| 1785 | /**\r | |
| 1786 | Reads a 32-bit MMIO register, performs a bitwise AND followed by a bitwise\r | |
| 1787 | inclusive OR, and writes the result back to the 32-bit MMIO register.\r | |
| 1788 | \r | |
| 1789 | Reads the 32-bit MMIO register specified by Address, performs a bitwise AND\r | |
| 1790 | between the read result and the value specified by AndData, performs a\r | |
| 1791 | bitwise OR between the result of the AND operation and the value specified by\r | |
| 1792 | OrData, and writes the result to the 32-bit MMIO register specified by\r | |
| 1793 | Address. The value written to the MMIO register is returned. This function\r | |
| 1794 | must guarantee that all MMIO read and write operations are serialized.\r | |
| 1795 | \r | |
| 1796 | If 32-bit MMIO register operations are not supported, then ASSERT().\r | |
| 1797 | \r | |
| 1798 | \r | |
| 1799 | @param Address The MMIO register to write.\r | |
| 1800 | @param AndData The value to AND with the read value from the MMIO register.\r | |
| 1801 | @param OrData The value to OR with the result of the AND operation.\r | |
| 1802 | \r | |
| 1803 | @return The value written back to the MMIO register.\r | |
| 1804 | \r | |
| 1805 | **/\r | |
| 1806 | UINT32\r | |
| 1807 | EFIAPI\r | |
| 1808 | MmioAndThenOr32 (\r | |
| 1809 | IN UINTN Address,\r | |
| 1810 | IN UINT32 AndData,\r | |
| 1811 | IN UINT32 OrData\r | |
| 1812 | )\r | |
| 1813 | {\r | |
| 1814 | return MmioWrite32 (Address, (MmioRead32 (Address) & AndData) | OrData);\r | |
| 1815 | }\r | |
| 1816 | \r | |
| 1817 | /**\r | |
| 1818 | Reads a bit field of a MMIO register.\r | |
| 1819 | \r | |
| 1820 | Reads the bit field in a 32-bit MMIO register. The bit field is specified by\r | |
| 1821 | the StartBit and the EndBit. The value of the bit field is returned.\r | |
| 1822 | \r | |
| 1823 | If 32-bit MMIO register operations are not supported, then ASSERT().\r | |
| 1824 | If StartBit is greater than 31, then ASSERT().\r | |
| 1825 | If EndBit is greater than 31, then ASSERT().\r | |
| 1826 | If EndBit is less than StartBit, then ASSERT().\r | |
| 1827 | \r | |
| 58380e9c | 1828 | @param Address The MMIO register to read.\r |
| ba9f8351 | 1829 | @param StartBit The ordinal of the least significant bit in the bit field.\r |
| 1830 | Range 0..31.\r | |
| 1831 | @param EndBit The ordinal of the most significant bit in the bit field.\r | |
| 1832 | Range 0..31.\r | |
| 1833 | \r | |
| 1834 | @return The value read.\r | |
| 1835 | \r | |
| 1836 | **/\r | |
| 1837 | UINT32\r | |
| 1838 | EFIAPI\r | |
| 1839 | MmioBitFieldRead32 (\r | |
| 1840 | IN UINTN Address,\r | |
| 1841 | IN UINTN StartBit,\r | |
| 1842 | IN UINTN EndBit\r | |
| 1843 | )\r | |
| 1844 | {\r | |
| 1845 | return BitFieldRead32 (MmioRead32 (Address), StartBit, EndBit);\r | |
| 1846 | }\r | |
| 1847 | \r | |
| 1848 | /**\r | |
| 1849 | Writes a bit field to a MMIO register.\r | |
| 1850 | \r | |
| 1851 | Writes Value to the bit field of the MMIO register. The bit field is\r | |
| 1852 | specified by the StartBit and the EndBit. All other bits in the destination\r | |
| 1853 | MMIO register are preserved. The new value of the 32-bit register is returned.\r | |
| 1854 | \r | |
| 1855 | If 32-bit MMIO register operations are not supported, then ASSERT().\r | |
| 1856 | If StartBit is greater than 31, then ASSERT().\r | |
| 1857 | If EndBit is greater than 31, then ASSERT().\r | |
| 1858 | If EndBit is less than StartBit, then ASSERT().\r | |
| 94952554 | 1859 | If Value is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT().\r |
| ba9f8351 | 1860 | \r |
| 58380e9c | 1861 | @param Address The MMIO register to write.\r |
| ba9f8351 | 1862 | @param StartBit The ordinal of the least significant bit in the bit field.\r |
| 1863 | Range 0..31.\r | |
| 1864 | @param EndBit The ordinal of the most significant bit in the bit field.\r | |
| 1865 | Range 0..31.\r | |
| 2fc59a00 | 1866 | @param Value The new value of the bit field.\r |
| ba9f8351 | 1867 | \r |
| 1868 | @return The value written back to the MMIO register.\r | |
| 1869 | \r | |
| 1870 | **/\r | |
| 1871 | UINT32\r | |
| 1872 | EFIAPI\r | |
| 1873 | MmioBitFieldWrite32 (\r | |
| 1874 | IN UINTN Address,\r | |
| 1875 | IN UINTN StartBit,\r | |
| 1876 | IN UINTN EndBit,\r | |
| 1877 | IN UINT32 Value\r | |
| 1878 | )\r | |
| 1879 | {\r | |
| 1880 | return MmioWrite32 (\r | |
| 1881 | Address,\r | |
| 1882 | BitFieldWrite32 (MmioRead32 (Address), StartBit, EndBit, Value)\r | |
| 1883 | );\r | |
| 1884 | }\r | |
| 1885 | \r | |
| 1886 | /**\r | |
| 1887 | Reads a bit field in a 32-bit MMIO register, performs a bitwise OR, and\r | |
| 1888 | writes the result back to the bit field in the 32-bit MMIO register.\r | |
| 1889 | \r | |
| 1890 | Reads the 32-bit MMIO register specified by Address, performs a bitwise\r | |
| 1891 | inclusive OR between the read result and the value specified by OrData, and\r | |
| 1892 | writes the result to the 32-bit MMIO register specified by Address. The value\r | |
| 1893 | written to the MMIO register is returned. This function must guarantee that\r | |
| 1894 | all MMIO read and write operations are serialized. Extra left bits in OrData\r | |
| 1895 | are stripped.\r | |
| 1896 | \r | |
| 1897 | If 32-bit MMIO register operations are not supported, then ASSERT().\r | |
| 1898 | If StartBit is greater than 31, then ASSERT().\r | |
| 1899 | If EndBit is greater than 31, then ASSERT().\r | |
| 1900 | If EndBit is less than StartBit, then ASSERT().\r | |
| 94952554 | 1901 | If OrData is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT().\r |
| ba9f8351 | 1902 | \r |
| 58380e9c | 1903 | @param Address The MMIO register to write.\r |
| ba9f8351 | 1904 | @param StartBit The ordinal of the least significant bit in the bit field.\r |
| 1905 | Range 0..31.\r | |
| 1906 | @param EndBit The ordinal of the most significant bit in the bit field.\r | |
| 1907 | Range 0..31.\r | |
| 1908 | @param OrData The value to OR with read value from the MMIO register.\r | |
| 1909 | \r | |
| 1910 | @return The value written back to the MMIO register.\r | |
| 1911 | \r | |
| 1912 | **/\r | |
| 1913 | UINT32\r | |
| 1914 | EFIAPI\r | |
| 1915 | MmioBitFieldOr32 (\r | |
| 1916 | IN UINTN Address,\r | |
| 1917 | IN UINTN StartBit,\r | |
| 1918 | IN UINTN EndBit,\r | |
| 1919 | IN UINT32 OrData\r | |
| 1920 | )\r | |
| 1921 | {\r | |
| 1922 | return MmioWrite32 (\r | |
| 1923 | Address,\r | |
| 1924 | BitFieldOr32 (MmioRead32 (Address), StartBit, EndBit, OrData)\r | |
| 1925 | );\r | |
| 1926 | }\r | |
| 1927 | \r | |
| 1928 | /**\r | |
| 1929 | Reads a bit field in a 32-bit MMIO register, performs a bitwise AND, and\r | |
| 1930 | writes the result back to the bit field in the 32-bit MMIO register.\r | |
| 1931 | \r | |
| 1932 | Reads the 32-bit MMIO register specified by Address, performs a bitwise AND\r | |
| 1933 | between the read result and the value specified by AndData, and writes the\r | |
| 1934 | result to the 32-bit MMIO register specified by Address. The value written to\r | |
| 1935 | the MMIO register is returned. This function must guarantee that all MMIO\r | |
| 1936 | read and write operations are serialized. Extra left bits in AndData are\r | |
| 1937 | stripped.\r | |
| 1938 | \r | |
| 1939 | If 32-bit MMIO register operations are not supported, then ASSERT().\r | |
| 1940 | If StartBit is greater than 31, then ASSERT().\r | |
| 1941 | If EndBit is greater than 31, then ASSERT().\r | |
| 1942 | If EndBit is less than StartBit, then ASSERT().\r | |
| 94952554 | 1943 | If AndData is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT().\r |
| ba9f8351 | 1944 | \r |
| 58380e9c | 1945 | @param Address The MMIO register to write.\r |
| ba9f8351 | 1946 | @param StartBit The ordinal of the least significant bit in the bit field.\r |
| 1947 | Range 0..31.\r | |
| 1948 | @param EndBit The ordinal of the most significant bit in the bit field.\r | |
| 1949 | Range 0..31.\r | |
| 1950 | @param AndData The value to AND with read value from the MMIO register.\r | |
| 1951 | \r | |
| 1952 | @return The value written back to the MMIO register.\r | |
| 1953 | \r | |
| 1954 | **/\r | |
| 1955 | UINT32\r | |
| 1956 | EFIAPI\r | |
| 1957 | MmioBitFieldAnd32 (\r | |
| 1958 | IN UINTN Address,\r | |
| 1959 | IN UINTN StartBit,\r | |
| 1960 | IN UINTN EndBit,\r | |
| 1961 | IN UINT32 AndData\r | |
| 1962 | )\r | |
| 1963 | {\r | |
| 1964 | return MmioWrite32 (\r | |
| 1965 | Address,\r | |
| 1966 | BitFieldAnd32 (MmioRead32 (Address), StartBit, EndBit, AndData)\r | |
| 1967 | );\r | |
| 1968 | }\r | |
| 1969 | \r | |
| 1970 | /**\r | |
| 1971 | Reads a bit field in a 32-bit MMIO register, performs a bitwise AND followed\r | |
| 1972 | by a bitwise OR, and writes the result back to the bit field in the\r | |
| 1973 | 32-bit MMIO register.\r | |
| 1974 | \r | |
| 1975 | Reads the 32-bit MMIO register specified by Address, performs a bitwise AND\r | |
| 1976 | followed by a bitwise OR between the read result and the value\r | |
| 1977 | specified by AndData, and writes the result to the 32-bit MMIO register\r | |
| 1978 | specified by Address. The value written to the MMIO register is returned.\r | |
| 1979 | This function must guarantee that all MMIO read and write operations are\r | |
| 1980 | serialized. Extra left bits in both AndData and OrData are stripped.\r | |
| 1981 | \r | |
| 1982 | If 32-bit MMIO register operations are not supported, then ASSERT().\r | |
| 1983 | If StartBit is greater than 31, then ASSERT().\r | |
| 1984 | If EndBit is greater than 31, then ASSERT().\r | |
| 1985 | If EndBit is less than StartBit, then ASSERT().\r | |
| 94952554 LG |
1986 | If AndData is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT().\r |
| 1987 | If OrData is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT().\r | |
| ba9f8351 | 1988 | \r |
| 58380e9c | 1989 | @param Address The MMIO register to write.\r |
| ba9f8351 | 1990 | @param StartBit The ordinal of the least significant bit in the bit field.\r |
| 1991 | Range 0..31.\r | |
| 1992 | @param EndBit The ordinal of the most significant bit in the bit field.\r | |
| 1993 | Range 0..31.\r | |
| 1994 | @param AndData The value to AND with read value from the MMIO register.\r | |
| 1995 | @param OrData The value to OR with the result of the AND operation.\r | |
| 1996 | \r | |
| 1997 | @return The value written back to the MMIO register.\r | |
| 1998 | \r | |
| 1999 | **/\r | |
| 2000 | UINT32\r | |
| 2001 | EFIAPI\r | |
| 2002 | MmioBitFieldAndThenOr32 (\r | |
| 2003 | IN UINTN Address,\r | |
| 2004 | IN UINTN StartBit,\r | |
| 2005 | IN UINTN EndBit,\r | |
| 2006 | IN UINT32 AndData,\r | |
| 2007 | IN UINT32 OrData\r | |
| 2008 | )\r | |
| 2009 | {\r | |
| 2010 | return MmioWrite32 (\r | |
| 2011 | Address,\r | |
| 2012 | BitFieldAndThenOr32 (MmioRead32 (Address), StartBit, EndBit, AndData, OrData)\r | |
| 2013 | );\r | |
| 2014 | }\r | |
| 2015 | \r | |
| 2016 | /**\r | |
| 2017 | Reads a 64-bit MMIO register, performs a bitwise OR, and writes the\r | |
| 2018 | result back to the 64-bit MMIO register.\r | |
| 2019 | \r | |
| 2020 | Reads the 64-bit MMIO register specified by Address, performs a bitwise\r | |
| 2021 | inclusive OR between the read result and the value specified by OrData, and\r | |
| 2022 | writes the result to the 64-bit MMIO register specified by Address. The value\r | |
| 2023 | written to the MMIO register is returned. This function must guarantee that\r | |
| 2024 | all MMIO read and write operations are serialized.\r | |
| 2025 | \r | |
| 2026 | If 64-bit MMIO register operations are not supported, then ASSERT().\r | |
| 2027 | \r | |
| 2028 | @param Address The MMIO register to write.\r | |
| 2029 | @param OrData The value to OR with the read value from the MMIO register.\r | |
| 2030 | \r | |
| 2031 | @return The value written back to the MMIO register.\r | |
| 2032 | \r | |
| 2033 | **/\r | |
| 2034 | UINT64\r | |
| 2035 | EFIAPI\r | |
| 2036 | MmioOr64 (\r | |
| 2037 | IN UINTN Address,\r | |
| 2038 | IN UINT64 OrData\r | |
| 2039 | )\r | |
| 2040 | {\r | |
| 2041 | return MmioWrite64 (Address, MmioRead64 (Address) | OrData);\r | |
| 2042 | }\r | |
| 2043 | \r | |
| 2044 | /**\r | |
| 2045 | Reads a 64-bit MMIO register, performs a bitwise AND, and writes the result\r | |
| 2046 | back to the 64-bit MMIO register.\r | |
| 2047 | \r | |
| 2048 | Reads the 64-bit MMIO register specified by Address, performs a bitwise AND\r | |
| 2049 | between the read result and the value specified by AndData, and writes the\r | |
| 2050 | result to the 64-bit MMIO register specified by Address. The value written to\r | |
| 2051 | the MMIO register is returned. This function must guarantee that all MMIO\r | |
| 2052 | read and write operations are serialized.\r | |
| 2053 | \r | |
| 2054 | If 64-bit MMIO register operations are not supported, then ASSERT().\r | |
| 2055 | \r | |
| 2056 | @param Address The MMIO register to write.\r | |
| 2057 | @param AndData The value to AND with the read value from the MMIO register.\r | |
| 2058 | \r | |
| 2059 | @return The value written back to the MMIO register.\r | |
| 2060 | \r | |
| 2061 | **/\r | |
| 2062 | UINT64\r | |
| 2063 | EFIAPI\r | |
| 2064 | MmioAnd64 (\r | |
| 2065 | IN UINTN Address,\r | |
| 2066 | IN UINT64 AndData\r | |
| 2067 | )\r | |
| 2068 | {\r | |
| 2069 | return MmioWrite64 (Address, MmioRead64 (Address) & AndData);\r | |
| 2070 | }\r | |
| 2071 | \r | |
| 2072 | /**\r | |
| 2073 | Reads a 64-bit MMIO register, performs a bitwise AND followed by a bitwise\r | |
| 2074 | inclusive OR, and writes the result back to the 64-bit MMIO register.\r | |
| 2075 | \r | |
| 2076 | Reads the 64-bit MMIO register specified by Address, performs a bitwise AND\r | |
| 2077 | between the read result and the value specified by AndData, performs a\r | |
| 2078 | bitwise OR between the result of the AND operation and the value specified by\r | |
| 2079 | OrData, and writes the result to the 64-bit MMIO register specified by\r | |
| 2080 | Address. The value written to the MMIO register is returned. This function\r | |
| 2081 | must guarantee that all MMIO read and write operations are serialized.\r | |
| 2082 | \r | |
| 2083 | If 64-bit MMIO register operations are not supported, then ASSERT().\r | |
| 2084 | \r | |
| 2085 | \r | |
| 2086 | @param Address The MMIO register to write.\r | |
| 2087 | @param AndData The value to AND with the read value from the MMIO register.\r | |
| 2088 | @param OrData The value to OR with the result of the AND operation.\r | |
| 2089 | \r | |
| 2090 | @return The value written back to the MMIO register.\r | |
| 2091 | \r | |
| 2092 | **/\r | |
| 2093 | UINT64\r | |
| 2094 | EFIAPI\r | |
| 2095 | MmioAndThenOr64 (\r | |
| 2096 | IN UINTN Address,\r | |
| 2097 | IN UINT64 AndData,\r | |
| 2098 | IN UINT64 OrData\r | |
| 2099 | )\r | |
| 2100 | {\r | |
| 2101 | return MmioWrite64 (Address, (MmioRead64 (Address) & AndData) | OrData);\r | |
| 2102 | }\r | |
| 2103 | \r | |
| 2104 | /**\r | |
| 2105 | Reads a bit field of a MMIO register.\r | |
| 2106 | \r | |
| 2107 | Reads the bit field in a 64-bit MMIO register. The bit field is specified by\r | |
| 2108 | the StartBit and the EndBit. The value of the bit field is returned.\r | |
| 2109 | \r | |
| 2110 | If 64-bit MMIO register operations are not supported, then ASSERT().\r | |
| 2111 | If StartBit is greater than 63, then ASSERT().\r | |
| 2112 | If EndBit is greater than 63, then ASSERT().\r | |
| 2113 | If EndBit is less than StartBit, then ASSERT().\r | |
| 2114 | \r | |
| 58380e9c | 2115 | @param Address The MMIO register to read.\r |
| ba9f8351 | 2116 | @param StartBit The ordinal of the least significant bit in the bit field.\r |
| 2117 | Range 0..63.\r | |
| 2118 | @param EndBit The ordinal of the most significant bit in the bit field.\r | |
| 2119 | Range 0..63.\r | |
| 2120 | \r | |
| 2121 | @return The value read.\r | |
| 2122 | \r | |
| 2123 | **/\r | |
| 2124 | UINT64\r | |
| 2125 | EFIAPI\r | |
| 2126 | MmioBitFieldRead64 (\r | |
| 2127 | IN UINTN Address,\r | |
| 2128 | IN UINTN StartBit,\r | |
| 2129 | IN UINTN EndBit\r | |
| 2130 | )\r | |
| 2131 | {\r | |
| 2132 | return BitFieldRead64 (MmioRead64 (Address), StartBit, EndBit);\r | |
| 2133 | }\r | |
| 2134 | \r | |
| 2135 | /**\r | |
| 2136 | Writes a bit field to a MMIO register.\r | |
| 2137 | \r | |
| 2138 | Writes Value to the bit field of the MMIO register. The bit field is\r | |
| 2139 | specified by the StartBit and the EndBit. All other bits in the destination\r | |
| 2140 | MMIO register are preserved. The new value of the 64-bit register is returned.\r | |
| 2141 | \r | |
| 2142 | If 64-bit MMIO register operations are not supported, then ASSERT().\r | |
| 2143 | If StartBit is greater than 63, then ASSERT().\r | |
| 2144 | If EndBit is greater than 63, then ASSERT().\r | |
| 2145 | If EndBit is less than StartBit, then ASSERT().\r | |
| 94952554 | 2146 | If Value is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT().\r |
| ba9f8351 | 2147 | \r |
| 58380e9c | 2148 | @param Address The MMIO register to write.\r |
| ba9f8351 | 2149 | @param StartBit The ordinal of the least significant bit in the bit field.\r |
| 2150 | Range 0..63.\r | |
| 2151 | @param EndBit The ordinal of the most significant bit in the bit field.\r | |
| 2152 | Range 0..63.\r | |
| 2fc59a00 | 2153 | @param Value The new value of the bit field.\r |
| ba9f8351 | 2154 | \r |
| 2155 | @return The value written back to the MMIO register.\r | |
| 2156 | \r | |
| 2157 | **/\r | |
| 2158 | UINT64\r | |
| 2159 | EFIAPI\r | |
| 2160 | MmioBitFieldWrite64 (\r | |
| 2161 | IN UINTN Address,\r | |
| 2162 | IN UINTN StartBit,\r | |
| 2163 | IN UINTN EndBit,\r | |
| 2164 | IN UINT64 Value\r | |
| 2165 | )\r | |
| 2166 | {\r | |
| 2167 | return MmioWrite64 (\r | |
| 2168 | Address,\r | |
| 2169 | BitFieldWrite64 (MmioRead64 (Address), StartBit, EndBit, Value)\r | |
| 2170 | );\r | |
| 2171 | }\r | |
| 2172 | \r | |
| 2173 | /**\r | |
| 2174 | Reads a bit field in a 64-bit MMIO register, performs a bitwise OR, and\r | |
| 2175 | writes the result back to the bit field in the 64-bit MMIO register.\r | |
| 2176 | \r | |
| 2177 | Reads the 64-bit MMIO register specified by Address, performs a bitwise\r | |
| 2178 | inclusive OR between the read result and the value specified by OrData, and\r | |
| 2179 | writes the result to the 64-bit MMIO register specified by Address. The value\r | |
| 2180 | written to the MMIO register is returned. This function must guarantee that\r | |
| 2181 | all MMIO read and write operations are serialized. Extra left bits in OrData\r | |
| 2182 | are stripped.\r | |
| 2183 | \r | |
| 2184 | If 64-bit MMIO register operations are not supported, then ASSERT().\r | |
| 2185 | If StartBit is greater than 63, then ASSERT().\r | |
| 2186 | If EndBit is greater than 63, then ASSERT().\r | |
| 2187 | If EndBit is less than StartBit, then ASSERT().\r | |
| 94952554 | 2188 | If OrData is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT().\r |
| ba9f8351 | 2189 | \r |
| 58380e9c | 2190 | @param Address The MMIO register to write.\r |
| ba9f8351 | 2191 | @param StartBit The ordinal of the least significant bit in the bit field.\r |
| 2192 | Range 0..63.\r | |
| 2193 | @param EndBit The ordinal of the most significant bit in the bit field.\r | |
| 2194 | Range 0..63.\r | |
| 2195 | @param OrData The value to OR with read value from the MMIO register.\r | |
| 2196 | \r | |
| 2197 | @return The value written back to the MMIO register.\r | |
| 2198 | \r | |
| 2199 | **/\r | |
| 2200 | UINT64\r | |
| 2201 | EFIAPI\r | |
| 2202 | MmioBitFieldOr64 (\r | |
| 2203 | IN UINTN Address,\r | |
| 2204 | IN UINTN StartBit,\r | |
| 2205 | IN UINTN EndBit,\r | |
| 2206 | IN UINT64 OrData\r | |
| 2207 | )\r | |
| 2208 | {\r | |
| 2209 | return MmioWrite64 (\r | |
| 2210 | Address,\r | |
| 2211 | BitFieldOr64 (MmioRead64 (Address), StartBit, EndBit, OrData)\r | |
| 2212 | );\r | |
| 2213 | }\r | |
| 2214 | \r | |
| 2215 | /**\r | |
| 2216 | Reads a bit field in a 64-bit MMIO register, performs a bitwise AND, and\r | |
| 2217 | writes the result back to the bit field in the 64-bit MMIO register.\r | |
| 2218 | \r | |
| 2219 | Reads the 64-bit MMIO register specified by Address, performs a bitwise AND\r | |
| 2220 | between the read result and the value specified by AndData, and writes the\r | |
| 2221 | result to the 64-bit MMIO register specified by Address. The value written to\r | |
| 2222 | the MMIO register is returned. This function must guarantee that all MMIO\r | |
| 2223 | read and write operations are serialized. Extra left bits in AndData are\r | |
| 2224 | stripped.\r | |
| 2225 | \r | |
| 2226 | If 64-bit MMIO register operations are not supported, then ASSERT().\r | |
| 2227 | If StartBit is greater than 63, then ASSERT().\r | |
| 2228 | If EndBit is greater than 63, then ASSERT().\r | |
| 2229 | If EndBit is less than StartBit, then ASSERT().\r | |
| 94952554 | 2230 | If AndData is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT().\r |
| ba9f8351 | 2231 | \r |
| 58380e9c | 2232 | @param Address The MMIO register to write.\r |
| ba9f8351 | 2233 | @param StartBit The ordinal of the least significant bit in the bit field.\r |
| 2234 | Range 0..63.\r | |
| 2235 | @param EndBit The ordinal of the most significant bit in the bit field.\r | |
| 2236 | Range 0..63.\r | |
| 2237 | @param AndData The value to AND with read value from the MMIO register.\r | |
| 2238 | \r | |
| 2239 | @return The value written back to the MMIO register.\r | |
| 2240 | \r | |
| 2241 | **/\r | |
| 2242 | UINT64\r | |
| 2243 | EFIAPI\r | |
| 2244 | MmioBitFieldAnd64 (\r | |
| 2245 | IN UINTN Address,\r | |
| 2246 | IN UINTN StartBit,\r | |
| 2247 | IN UINTN EndBit,\r | |
| 2248 | IN UINT64 AndData\r | |
| 2249 | )\r | |
| 2250 | {\r | |
| 2251 | return MmioWrite64 (\r | |
| 2252 | Address,\r | |
| 2253 | BitFieldAnd64 (MmioRead64 (Address), StartBit, EndBit, AndData)\r | |
| 2254 | );\r | |
| 2255 | }\r | |
| 2256 | \r | |
| 2257 | /**\r | |
| 2258 | Reads a bit field in a 64-bit MMIO register, performs a bitwise AND followed\r | |
| 2259 | by a bitwise OR, and writes the result back to the bit field in the\r | |
| 2260 | 64-bit MMIO register.\r | |
| 2261 | \r | |
| 2262 | Reads the 64-bit MMIO register specified by Address, performs a bitwise AND\r | |
| 2263 | followed by a bitwise OR between the read result and the value\r | |
| 2264 | specified by AndData, and writes the result to the 64-bit MMIO register\r | |
| 2265 | specified by Address. The value written to the MMIO register is returned.\r | |
| 2266 | This function must guarantee that all MMIO read and write operations are\r | |
| 2267 | serialized. Extra left bits in both AndData and OrData are stripped.\r | |
| 2268 | \r | |
| 2269 | If 64-bit MMIO register operations are not supported, then ASSERT().\r | |
| 2270 | If StartBit is greater than 63, then ASSERT().\r | |
| 2271 | If EndBit is greater than 63, then ASSERT().\r | |
| 2272 | If EndBit is less than StartBit, then ASSERT().\r | |
| 94952554 LG |
2273 | If AndData is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT().\r |
| 2274 | If OrData is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT().\r | |
| ba9f8351 | 2275 | \r |
| 58380e9c | 2276 | @param Address The MMIO register to write.\r |
| ba9f8351 | 2277 | @param StartBit The ordinal of the least significant bit in the bit field.\r |
| 2278 | Range 0..63.\r | |
| 2279 | @param EndBit The ordinal of the most significant bit in the bit field.\r | |
| 2280 | Range 0..63.\r | |
| 2281 | @param AndData The value to AND with read value from the MMIO register.\r | |
| 2282 | @param OrData The value to OR with the result of the AND operation.\r | |
| 2283 | \r | |
| 2284 | @return The value written back to the MMIO register.\r | |
| 2285 | \r | |
| 2286 | **/\r | |
| 2287 | UINT64\r | |
| 2288 | EFIAPI\r | |
| 2289 | MmioBitFieldAndThenOr64 (\r | |
| 2290 | IN UINTN Address,\r | |
| 2291 | IN UINTN StartBit,\r | |
| 2292 | IN UINTN EndBit,\r | |
| 2293 | IN UINT64 AndData,\r | |
| 2294 | IN UINT64 OrData\r | |
| 2295 | )\r | |
| 2296 | {\r | |
| 2297 | return MmioWrite64 (\r | |
| 2298 | Address,\r | |
| 2299 | BitFieldAndThenOr64 (MmioRead64 (Address), StartBit, EndBit, AndData, OrData)\r | |
| 2300 | );\r | |
| 2301 | }\r |