Frank Vibrans | 2b4c831 | 2011-02-14 18:30:54 +0000 | [diff] [blame] | 1 | /* $NoKeywords:$ */ |
| 2 | /** |
| 3 | * @file |
| 4 | * |
| 5 | * mnreg.c |
| 6 | * |
| 7 | * Common Northbridge register access functions |
| 8 | * |
| 9 | * @xrefitem bom "File Content Label" "Release Content" |
| 10 | * @e project: AGESA |
| 11 | * @e sub-project: (Mem/NB/) |
| 12 | * @e \$Revision: 35136 $ @e \$Date: 2010-07-16 11:29:48 +0800 (Fri, 16 Jul 2010) $ |
| 13 | * |
| 14 | **/ |
| 15 | /* |
| 16 | ***************************************************************************** |
| 17 | * |
| 18 | * Copyright (c) 2011, Advanced Micro Devices, Inc. |
| 19 | * All rights reserved. |
Edward O'Callaghan | 1542a6f | 2014-07-06 19:24:06 +1000 | [diff] [blame] | 20 | * |
Frank Vibrans | 2b4c831 | 2011-02-14 18:30:54 +0000 | [diff] [blame] | 21 | * Redistribution and use in source and binary forms, with or without |
| 22 | * modification, are permitted provided that the following conditions are met: |
| 23 | * * Redistributions of source code must retain the above copyright |
| 24 | * notice, this list of conditions and the following disclaimer. |
| 25 | * * Redistributions in binary form must reproduce the above copyright |
| 26 | * notice, this list of conditions and the following disclaimer in the |
| 27 | * documentation and/or other materials provided with the distribution. |
Edward O'Callaghan | 1542a6f | 2014-07-06 19:24:06 +1000 | [diff] [blame] | 28 | * * Neither the name of Advanced Micro Devices, Inc. nor the names of |
| 29 | * its contributors may be used to endorse or promote products derived |
Frank Vibrans | 2b4c831 | 2011-02-14 18:30:54 +0000 | [diff] [blame] | 30 | * from this software without specific prior written permission. |
Edward O'Callaghan | 1542a6f | 2014-07-06 19:24:06 +1000 | [diff] [blame] | 31 | * |
Frank Vibrans | 2b4c831 | 2011-02-14 18:30:54 +0000 | [diff] [blame] | 32 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND |
| 33 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
| 34 | * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| 35 | * DISCLAIMED. IN NO EVENT SHALL ADVANCED MICRO DEVICES, INC. BE LIABLE FOR ANY |
| 36 | * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
| 37 | * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
| 38 | * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
| 39 | * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 40 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS |
| 41 | * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
Edward O'Callaghan | 1542a6f | 2014-07-06 19:24:06 +1000 | [diff] [blame] | 42 | * |
Frank Vibrans | 2b4c831 | 2011-02-14 18:30:54 +0000 | [diff] [blame] | 43 | * *************************************************************************** |
| 44 | * |
| 45 | */ |
| 46 | /* |
| 47 | *---------------------------------------------------------------------------- |
| 48 | * MODULES USED |
| 49 | * |
| 50 | *---------------------------------------------------------------------------- |
| 51 | */ |
| 52 | |
| 53 | |
| 54 | |
| 55 | #include "AGESA.h" |
| 56 | #include "AdvancedApi.h" |
| 57 | #include "amdlib.h" |
| 58 | #include "Ids.h" |
| 59 | #include "mm.h" |
| 60 | #include "mn.h" |
| 61 | #include "merrhdl.h" |
| 62 | #include "Filecode.h" |
| 63 | #include "GeneralServices.h" |
| 64 | CODE_GROUP (G1_PEICC) |
| 65 | RDATA_GROUP (G1_PEICC) |
| 66 | |
| 67 | #define FILECODE PROC_MEM_NB_MNREG_FILECODE |
| 68 | |
| 69 | |
| 70 | /*---------------------------------------------------------------------------- |
| 71 | * DEFINITIONS AND MACROS |
| 72 | * |
| 73 | *---------------------------------------------------------------------------- |
| 74 | */ |
| 75 | /*---------------------------------------------------------------------------- |
| 76 | * TYPEDEFS AND STRUCTURES |
| 77 | * |
| 78 | *---------------------------------------------------------------------------- |
| 79 | */ |
| 80 | |
| 81 | /*---------------------------------------------------------------------------- |
| 82 | * PROTOTYPES OF LOCAL FUNCTIONS |
| 83 | * |
| 84 | *---------------------------------------------------------------------------- |
| 85 | */ |
| 86 | |
| 87 | /*---------------------------------------------------------------------------- |
| 88 | * EXPORTED FUNCTIONS |
| 89 | * |
| 90 | *---------------------------------------------------------------------------- |
| 91 | */ |
| 92 | |
| 93 | /* -----------------------------------------------------------------------------*/ |
| 94 | /** |
| 95 | * |
| 96 | * |
| 97 | * This function sets the current DCT to work on. |
| 98 | * Should be called before accessing a certain DCT |
| 99 | * All data structures will be updated to point to the current DCT |
| 100 | * |
| 101 | * @param[in,out] *NBPtr - Pointer to the MEM_NB_BLOCK |
| 102 | * @param[in] Dct - ID of the target DCT |
| 103 | * |
| 104 | */ |
| 105 | |
| 106 | VOID |
| 107 | MemNSwitchDCTNb ( |
| 108 | IN OUT MEM_NB_BLOCK *NBPtr, |
| 109 | IN UINT8 Dct |
| 110 | ) |
| 111 | { |
| 112 | ASSERT (NBPtr->DctCount > Dct); |
| 113 | // |
| 114 | // Set the DctCfgSel to new DCT |
| 115 | // |
| 116 | NBPtr->FamilySpecificHook[DCTSelectSwitch] (NBPtr, &Dct); |
| 117 | NBPtr->Dct = Dct ? 1 : 0; |
| 118 | NBPtr->MCTPtr->Dct = NBPtr->Dct; |
| 119 | NBPtr->DCTPtr = &(NBPtr->MCTPtr->DctData[NBPtr->Dct]); |
| 120 | NBPtr->PsPtr = &(NBPtr->PSBlock[NBPtr->Dct]); |
| 121 | NBPtr->DctCachePtr = &(NBPtr->DctCache[NBPtr->Dct]); |
| 122 | |
| 123 | MemNSwitchChannelNb (NBPtr, NBPtr->Channel); |
| 124 | } |
| 125 | |
| 126 | /* -----------------------------------------------------------------------------*/ |
| 127 | /** |
| 128 | * |
| 129 | * This function is used by families that use a separate DctCfgSel bit to |
| 130 | * select the current DCT which will be accessed by function 2. |
| 131 | * NOTE: This function must be called BEFORE the NBPtr->Dct variable is |
| 132 | * updated. |
| 133 | * |
| 134 | * @param[in,out] *NBPtr - Pointer to the MEM_NB_BLOCK |
| 135 | * @param[in] *Dct - Pointer to ID of the target DCT |
| 136 | * |
| 137 | */ |
| 138 | |
| 139 | BOOLEAN |
| 140 | MemNDctCfgSelectUnb ( |
| 141 | IN OUT MEM_NB_BLOCK *NBPtr, |
| 142 | IN VOID *Dct |
| 143 | ) |
| 144 | { |
| 145 | // |
| 146 | // Sanity check the current DctCfgSel setting |
| 147 | // |
| 148 | ASSERT (NBPtr->Dct == NBPtr->GetBitField (NBPtr, BFDctCfgSel)); |
| 149 | // |
| 150 | // Set the DctCfgSel to new DCT |
| 151 | // |
| 152 | NBPtr->SetBitField (NBPtr, BFDctCfgSel, *(UINT8*)Dct); |
| 153 | |
| 154 | return TRUE; |
| 155 | } |
| 156 | |
| 157 | |
| 158 | /* -----------------------------------------------------------------------------*/ |
| 159 | /** |
| 160 | * |
| 161 | * |
| 162 | * This function sets the current channel to work on. |
| 163 | * Should be called before accessing a certain channel |
| 164 | * All data structures will be updated to point to the current channel |
| 165 | * |
| 166 | * @param[in,out] *NBPtr - Pointer to the MEM_NB_BLOCK |
| 167 | * @param[in] Channel - ID of the target channel |
| 168 | * |
| 169 | */ |
| 170 | |
| 171 | VOID |
| 172 | MemNSwitchChannelNb ( |
| 173 | IN OUT MEM_NB_BLOCK *NBPtr, |
| 174 | IN UINT8 Channel |
| 175 | ) |
| 176 | { |
| 177 | NBPtr->Channel = Channel ? 1 : 0; |
| 178 | NBPtr->ChannelPtr = &(NBPtr->DCTPtr->ChData[NBPtr->Channel]); |
| 179 | } |
| 180 | |
| 181 | /* -----------------------------------------------------------------------------*/ |
| 182 | /** |
| 183 | * |
| 184 | * |
| 185 | * This function gets a bit field from PCI register |
| 186 | * |
| 187 | * @param[in,out] *NBPtr - Pointer to the MEM_NB_BLOCK |
| 188 | * @param[in] FieldName - Field name |
| 189 | * |
| 190 | * @return Bit field value |
| 191 | */ |
| 192 | |
| 193 | UINT32 |
| 194 | MemNGetBitFieldNb ( |
| 195 | IN OUT MEM_NB_BLOCK *NBPtr, |
| 196 | IN BIT_FIELD_NAME FieldName |
| 197 | ) |
| 198 | { |
| 199 | UINT32 Value; |
| 200 | |
| 201 | ASSERT (FieldName < BFEndOfList); |
| 202 | Value = NBPtr->MemNCmnGetSetFieldNb (NBPtr, 0, FieldName, 0); |
| 203 | return Value; |
| 204 | } |
| 205 | |
| 206 | /* -----------------------------------------------------------------------------*/ |
| 207 | /** |
| 208 | * |
| 209 | * |
| 210 | * This function sets a bit field from PCI register |
| 211 | * |
| 212 | * @param[in,out] *NBPtr - Pointer to the MEM_NB_BLOCK |
| 213 | * @param[in] FieldName - Field name |
| 214 | * @param[in] Field - Value to be stored in PCT register |
| 215 | * |
| 216 | */ |
| 217 | |
| 218 | VOID |
| 219 | MemNSetBitFieldNb ( |
| 220 | IN OUT MEM_NB_BLOCK *NBPtr, |
| 221 | IN BIT_FIELD_NAME FieldName, |
| 222 | IN UINT32 Field |
| 223 | ) |
| 224 | { |
| 225 | ASSERT (FieldName < BFEndOfList); |
| 226 | NBPtr->MemNCmnGetSetFieldNb (NBPtr, 1, FieldName, Field); |
| 227 | } |
| 228 | |
| 229 | /* -----------------------------------------------------------------------------*/ |
| 230 | /** |
| 231 | * |
| 232 | * Check if bitfields of all enabled DCTs on a die have the expected value. Ignore |
| 233 | * DCTs that are disabled. |
| 234 | * @param[in,out] *NBPtr - Pointer to the MEM_NB_BLOCK |
| 235 | * @param[in] FieldName - Bit Field name |
| 236 | * @param[in] Field - Value to be checked |
| 237 | * |
| 238 | * @return TRUE - All enabled DCTs have the expected value on the bitfield. |
| 239 | * @return FALSE - Not all enabled DCTs have the expected value on the bitfield. |
| 240 | * |
| 241 | * ---------------------------------------------------------------------------- |
| 242 | */ |
| 243 | BOOLEAN |
| 244 | MemNBrdcstCheckNb ( |
| 245 | IN OUT MEM_NB_BLOCK *NBPtr, |
| 246 | IN BIT_FIELD_NAME FieldName, |
| 247 | IN UINT32 Field |
| 248 | ) |
| 249 | { |
| 250 | UINT8 Dct; |
| 251 | UINT8 CurrentDCT; |
| 252 | Dct = NBPtr->Dct; |
| 253 | for (CurrentDCT = 0; CurrentDCT < NBPtr->DctCount; CurrentDCT++) { |
| 254 | MemNSwitchDCTNb (NBPtr, CurrentDCT); |
| 255 | if ((NBPtr->DCTPtr->Timings.DctMemSize != 0) && !((CurrentDCT == 1) && NBPtr->Ganged)) { |
| 256 | if (MemNGetBitFieldNb (NBPtr, FieldName) != Field) { |
| 257 | MemNSwitchDCTNb (NBPtr, Dct); |
| 258 | return FALSE; |
| 259 | } |
| 260 | } |
| 261 | } |
| 262 | MemNSwitchDCTNb (NBPtr, Dct); |
| 263 | return TRUE; |
| 264 | } |
| 265 | |
| 266 | /* -----------------------------------------------------------------------------*/ |
| 267 | /** |
| 268 | * |
| 269 | * Set bitfields of all enabled DCTs on a die to a value. Ignore |
| 270 | * DCTs that are disabled. |
| 271 | * @param[in,out] *NBPtr - Pointer to the MEM_NB_BLOCK |
| 272 | * @param[in] FieldName - Bit Field name |
| 273 | * @param[in] Field - Value to be set |
| 274 | * |
| 275 | * ---------------------------------------------------------------------------- |
| 276 | */ |
| 277 | VOID |
| 278 | MemNBrdcstSetNb ( |
| 279 | IN OUT MEM_NB_BLOCK *NBPtr, |
| 280 | IN BIT_FIELD_NAME FieldName, |
| 281 | IN UINT32 Field |
| 282 | ) |
| 283 | { |
| 284 | UINT8 Dct; |
| 285 | UINT8 CurrentDCT; |
| 286 | Dct = NBPtr->Dct; |
| 287 | for (CurrentDCT = 0; CurrentDCT < NBPtr->DctCount; CurrentDCT++) { |
| 288 | MemNSwitchDCTNb (NBPtr, CurrentDCT); |
| 289 | if ((NBPtr->DCTPtr->Timings.DctMemSize != 0) && !((CurrentDCT == 1) && NBPtr->Ganged)) { |
| 290 | MemNSetBitFieldNb (NBPtr, FieldName, Field); |
| 291 | } |
| 292 | } |
| 293 | MemNSwitchDCTNb (NBPtr, Dct); |
| 294 | } |
| 295 | |
| 296 | /*-----------------------------------------------------------------------------*/ |
| 297 | /** |
| 298 | * This function calculates the memory channel index relative to the |
| 299 | * socket, taking the Die number, the Dct, and the channel. |
| 300 | * |
| 301 | * @param[in,out] *NBPtr - Pointer to the MEM_NB_BLOCK |
| 302 | * @param[in] Dct |
| 303 | * @param[in] Channel |
| 304 | * |
| 305 | */ |
| 306 | UINT8 |
| 307 | MemNGetSocketRelativeChannelNb ( |
| 308 | IN OUT MEM_NB_BLOCK *NBPtr, |
| 309 | IN UINT8 Dct, |
| 310 | IN UINT8 Channel |
| 311 | ) |
| 312 | { |
| 313 | return ((NBPtr->MCTPtr->DieId *NBPtr->DctCount) + Dct); |
| 314 | } |
| 315 | |
| 316 | /* -----------------------------------------------------------------------------*/ |
| 317 | /** |
| 318 | * |
| 319 | * Poll a bitfield. If the bitfield does not get set to the target value within |
| 320 | * specified microseconds, it times out. |
| 321 | * @param[in,out] *NBPtr - Pointer to the MEM_NB_BLOCK |
| 322 | * @param[in] FieldName - Bit Field name |
| 323 | * @param[in] Field - Value to be set |
| 324 | * @param[in] MicroSecond - Number of microsecond to wait |
| 325 | * @param[in] IfBroadCast - Need to broadcast to both DCT or not |
| 326 | * |
| 327 | * ---------------------------------------------------------------------------- |
| 328 | */ |
| 329 | VOID |
| 330 | MemNPollBitFieldNb ( |
| 331 | IN OUT MEM_NB_BLOCK *NBPtr, |
| 332 | IN BIT_FIELD_NAME FieldName, |
| 333 | IN UINT32 Field, |
| 334 | IN UINT32 MicroSecond, |
| 335 | IN BOOLEAN IfBroadCast |
| 336 | ) |
| 337 | { |
| 338 | UINT8 ExcludeDCT; |
| 339 | UINT16 ExcludeChipSelMask; |
| 340 | UINT32 EventInfo; |
| 341 | UINT64 InitTSC; |
| 342 | UINT64 CurrentTSC; |
| 343 | UINT64 TimeOut; |
| 344 | AGESA_STATUS EventClass; |
| 345 | MEM_DATA_STRUCT *MemPtr; |
| 346 | DIE_STRUCT *MCTPtr; |
| 347 | BOOLEAN TimeoutEn; |
| 348 | |
| 349 | MemPtr = NBPtr->MemPtr; |
| 350 | MCTPtr = NBPtr->MCTPtr; |
| 351 | ExcludeDCT = EXCLUDE_ALL_DCT; |
| 352 | ExcludeChipSelMask = EXCLUDE_ALL_CHIPSEL; |
| 353 | TimeoutEn = TRUE; |
| 354 | IDS_TIMEOUT_CTL (&TimeoutEn); |
| 355 | |
| 356 | CurrentTSC = 0; |
| 357 | LibAmdMsrRead (TSC, &InitTSC, &MemPtr->StdHeader); |
| 358 | TimeOut = InitTSC + ((UINT64) MicroSecond * 1600); |
| 359 | |
| 360 | while ((CurrentTSC < TimeOut) || !TimeoutEn) { |
| 361 | if (IfBroadCast) { |
| 362 | if (NBPtr->BrdcstCheck (NBPtr, FieldName, Field)) { |
| 363 | break; |
| 364 | } |
| 365 | } else { |
| 366 | if (MemNGetBitFieldNb (NBPtr, FieldName) == Field) { |
| 367 | break; |
| 368 | } |
| 369 | } |
| 370 | LibAmdMsrRead (TSC, &CurrentTSC, &MemPtr->StdHeader); |
| 371 | } |
| 372 | |
| 373 | if ((CurrentTSC >= TimeOut) && TimeoutEn) { |
| 374 | // Default event class |
| 375 | // If different event class is needed in one entry, override it. |
| 376 | EventClass = AGESA_ERROR; |
| 377 | switch (FieldName) { |
| 378 | case BFDramEnabled: |
| 379 | EventInfo = MEM_ERROR_DRAM_ENABLED_TIME_OUT; |
| 380 | break; |
| 381 | case BFDctAccessDone: |
| 382 | EventInfo = MEM_ERROR_DCT_ACCESS_DONE_TIME_OUT; |
| 383 | ExcludeDCT = NBPtr->Dct; |
| 384 | break; |
| 385 | case BFSendCtrlWord: |
| 386 | EventInfo = MEM_ERROR_SEND_CTRL_WORD_TIME_OUT; |
| 387 | ExcludeDCT = NBPtr->Dct; |
| 388 | break; |
| 389 | case BFPrefDramTrainMode: |
| 390 | EventInfo = MEM_ERROR_PREF_DRAM_TRAIN_MODE_TIME_OUT; |
| 391 | ExcludeDCT = NBPtr->Dct; |
| 392 | break; |
| 393 | case BFEnterSelfRef: |
| 394 | EventInfo = MEM_ERROR_ENTER_SELF_REF_TIME_OUT; |
| 395 | break; |
| 396 | case BFFreqChgInProg: |
| 397 | EventInfo = MEM_ERROR_FREQ_CHG_IN_PROG_TIME_OUT; |
| 398 | ExcludeDCT = NBPtr->Dct; |
| 399 | break; |
| 400 | case BFExitSelfRef: |
| 401 | EventInfo = MEM_ERROR_EXIT_SELF_REF_TIME_OUT; |
| 402 | break; |
| 403 | case BFSendMrsCmd: |
| 404 | EventInfo = MEM_ERROR_SEND_MRS_CMD_TIME_OUT; |
| 405 | ExcludeDCT = NBPtr->Dct; |
| 406 | break; |
| 407 | case BFSendZQCmd: |
| 408 | EventInfo = MEM_ERROR_SEND_ZQ_CMD_TIME_OUT; |
| 409 | ExcludeDCT = NBPtr->Dct; |
| 410 | break; |
| 411 | case BFDctExtraAccessDone: |
| 412 | EventInfo = MEM_ERROR_DCT_EXTRA_ACCESS_DONE_TIME_OUT; |
| 413 | ExcludeDCT = NBPtr->Dct; |
| 414 | break; |
| 415 | case BFMemClrBusy: |
| 416 | EventInfo = MEM_ERROR_MEM_CLR_BUSY_TIME_OUT; |
| 417 | break; |
| 418 | case BFMemCleared: |
| 419 | EventInfo = MEM_ERROR_MEM_CLEARED_TIME_OUT; |
| 420 | break; |
| 421 | case BFFlushWr: |
| 422 | EventInfo = MEM_ERROR_FLUSH_WR_TIME_OUT; |
| 423 | ExcludeDCT = NBPtr->Dct; |
| 424 | break; |
| 425 | default: |
| 426 | EventClass = 0; |
| 427 | EventInfo = 0; |
| 428 | IDS_ERROR_TRAP; |
| 429 | } |
| 430 | |
| 431 | PutEventLog (EventClass, EventInfo, NBPtr->Node, NBPtr->Dct, NBPtr->Channel, 0, &MemPtr->StdHeader); |
| 432 | SetMemError (EventClass, MCTPtr); |
| 433 | MemPtr->ErrorHandling (MCTPtr, ExcludeDCT, ExcludeChipSelMask, &MemPtr->StdHeader); |
| 434 | } |
| 435 | } |
| 436 | |
| 437 | |