| /* $NoKeywords:$ */ |
| /** |
| * @file |
| * |
| * Initialize PP/DPM fuse table. |
| * |
| * |
| * |
| * @xrefitem bom "File Content Label" "Release Content" |
| * @e project: AGESA |
| * @e sub-project: GNB |
| * @e \$Revision: 39275 $ @e \$Date: 2010-10-09 08:22:05 +0800 (Sat, 09 Oct 2010) $ |
| * |
| */ |
| /* |
| ***************************************************************************** |
| * |
| * Copyright (c) 2011, Advanced Micro Devices, Inc. |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are met: |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * * Neither the name of Advanced Micro Devices, Inc. nor the names of |
| * its contributors may be used to endorse or promote products derived |
| * from this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND |
| * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
| * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| * DISCLAIMED. IN NO EVENT SHALL ADVANCED MICRO DEVICES, INC. BE LIABLE FOR ANY |
| * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
| * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
| * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
| * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS |
| * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| * |
| * *************************************************************************** |
| * |
| */ |
| |
| /*---------------------------------------------------------------------------------------- |
| * M O D U L E S U S E D |
| *---------------------------------------------------------------------------------------- |
| */ |
| #include "AGESA.h" |
| #include "amdlib.h" |
| #include "Ids.h" |
| #include "heapManager.h" |
| #include "Gnb.h" |
| #include "GnbGfx.h" |
| #include "GnbFuseTable.h" |
| #include GNB_MODULE_DEFINITIONS (GnbCommonLib) |
| #include "GfxLib.h" |
| #include "GnbRegistersON.h" |
| #include "Filecode.h" |
| #define FILECODE PROC_GNB_GFX_GFXLIB_FILECODE |
| /*---------------------------------------------------------------------------------------- |
| * D E F I N I T I O N S A N D M A C R O S |
| *---------------------------------------------------------------------------------------- |
| */ |
| |
| |
| |
| /*---------------------------------------------------------------------------------------- |
| * T Y P E D E F S A N D S T R U C T U R E S |
| *---------------------------------------------------------------------------------------- |
| */ |
| |
| |
| /*---------------------------------------------------------------------------------------- |
| * P R O T O T Y P E S O F L O C A L F U N C T I O N S |
| *---------------------------------------------------------------------------------------- |
| */ |
| |
| /*----------------------------------------------------------------------------------------*/ |
| /** |
| * Calculate main PLL VCO |
| * |
| * |
| * |
| * @param[in] StdHeader Standard configuration header |
| * @retval main PLL COF in Mhz |
| */ |
| |
| UINT32 |
| GfxLibGetMainPllFreq ( |
| IN AMD_CONFIG_PARAMS *StdHeader |
| ) |
| { |
| UINT32 MainPllFreq; |
| D18F3xD4_STRUCT D18F3xD4; |
| GnbLibPciRead ( |
| MAKE_SBDFO ( 0, 0, 0x18, 3, D18F3xD4_ADDRESS), |
| AccessWidth32, |
| &D18F3xD4.Value, |
| StdHeader |
| ); |
| if (D18F3xD4.Field.MainPllOpFreqIdEn == 1) { |
| MainPllFreq = 100 * (D18F3xD4.Field.MainPllOpFreqId + 0x10); |
| } else { |
| MainPllFreq = 1600; |
| } |
| return MainPllFreq; |
| } |
| |
| /*----------------------------------------------------------------------------------------*/ |
| /** |
| * Calculate clock from main VCO |
| * |
| * |
| * |
| * @param[in] Did Fuse Divider |
| * @param[in] MainPllVco Main Pll COF in 10KHz |
| * @retval Clock in 10KHz |
| */ |
| |
| UINT32 |
| GfxLibCalculateClk ( |
| IN UINT8 Did, |
| IN UINT32 MainPllVco |
| ) |
| { |
| UINT32 Divider; |
| if (Did >= 8 && Did <= 0x3F) { |
| Divider = Did * 25; |
| } else if (Did > 0x3F && Did <= 0x5F) { |
| Divider = (Did - 64) * 50 + 1600; |
| } else if (Did > 0x5F && Did <= 0x7E) { |
| Divider = (Did - 96) * 100 + 3200; |
| } else if (Did == 0x7f) { |
| Divider = 128 * 100; |
| } else { |
| ASSERT (FALSE); |
| return 200 * 100; |
| } |
| ASSERT (Divider != 0); |
| return (((MainPllVco * 100) + (Divider - 1)) / Divider); |
| } |
| |
| /*----------------------------------------------------------------------------------------*/ |
| /** |
| * Calculate did from main VCO |
| * |
| * |
| * |
| * @param[in] Vco Vco in 10Khz |
| * @param[in] MainPllVco Main Pll COF in 10Khz |
| * @retval DID |
| */ |
| |
| UINT8 |
| GfxLibCalculateDid ( |
| IN UINT32 Vco, |
| IN UINT32 MainPllVco |
| ) |
| { |
| UINT32 Divider; |
| UINT8 Did; |
| ASSERT (Vco != 0); |
| Divider = ((MainPllVco * 100) + (Vco - 1)) / Vco; |
| Did = 0; |
| if (Divider < 200) { |
| } else if (Divider <= 1575) { |
| Did = (UINT8) (Divider / 25); |
| } else if (Divider <= 3150) { |
| Did = (UINT8) ((Divider - 1600) / 50) + 64; |
| } else if (Divider <= 6200) { |
| Did = (UINT8) ((Divider - 3200) / 100) + 96; |
| } else { |
| Did = 0x7f; |
| } |
| return Did; |
| } |
| |
| /*----------------------------------------------------------------------------------------*/ |
| /** |
| * Check if GFX controller fused off |
| * |
| * |
| * @param[in] StdHeader Standard configuration header |
| * @retval TRUE Gfx controller present and available |
| */ |
| BOOLEAN |
| GfxLibIsControllerPresent ( |
| IN AMD_CONFIG_PARAMS *StdHeader |
| ) |
| { |
| return GnbLibPciIsDevicePresent (MAKE_SBDFO (0, 0, 1, 0, 0), StdHeader); |
| } |
| |
| /*----------------------------------------------------------------------------------------*/ |
| /** |
| * Get max non 0 VID index |
| * |
| * |
| * @param[in] StdHeader Standard configuration header |
| * @retval NBVDD VID index |
| */ |
| UINT8 |
| GfxLibMaxVidIndex ( |
| IN AMD_CONFIG_PARAMS *StdHeader |
| ) |
| { |
| UINT8 MaxVid; |
| UINT8 MaxVidIndex; |
| UINT8 SclkVidArray[4]; |
| UINTN Index; |
| |
| GnbLibPciRead ( |
| MAKE_SBDFO ( 0, 0, 0x18, 3, D18F3x15C_ADDRESS), |
| AccessWidth32, |
| &SclkVidArray[0], |
| StdHeader |
| ); |
| MaxVidIndex = 0; |
| MaxVid = 0xff; |
| for (Index = 0; Index < 4; Index++) { |
| if (SclkVidArray[Index] != 0 && SclkVidArray[Index] < MaxVid) { |
| MaxVid = SclkVidArray[Index]; |
| MaxVidIndex = (UINT8) Index; |
| } |
| } |
| return MaxVidIndex; |
| } |
| |
| |
| /*----------------------------------------------------------------------------------------*/ |
| /** |
| * Get min SCLK |
| * |
| * |
| * @param[in] StdHeader Standard configuration header |
| * @retval Min SCLK in 10 khz |
| */ |
| UINT32 |
| GfxLibGetMinSclk ( |
| IN AMD_CONFIG_PARAMS *StdHeader |
| ) |
| { |
| UINT32 WrCkClk; |
| UINT32 MinSclkClk; |
| WrCkClk = GfxLibGetWrCk (StdHeader); |
| |
| if ((2 * WrCkClk) < (8 * 100)) { |
| MinSclkClk = 8 * 100; |
| } else { |
| MinSclkClk = 2 * WrCkClk + 100; |
| } |
| return MinSclkClk; |
| } |
| |
| /*----------------------------------------------------------------------------------------*/ |
| /** |
| * Get min WRCK |
| * |
| * |
| * @param[in] StdHeader Standard configuration header |
| * @retval Min WRCK in 10 khZ |
| */ |
| UINT32 |
| GfxLibGetWrCk ( |
| IN AMD_CONFIG_PARAMS *StdHeader |
| ) |
| { |
| PP_FUSE_ARRAY *PpFuseArray; |
| UINT8 WrCk; |
| PpFuseArray = GnbLocateHeapBuffer (AMD_PP_FUSE_TABLE_HANDLE, StdHeader); |
| ASSERT (PpFuseArray != NULL); |
| if (PpFuseArray != NULL) { |
| if (PpFuseArray->WrCkDid == 0x0) { |
| WrCk = 2; |
| } else if (PpFuseArray->WrCkDid <= 0x10) { |
| WrCk = PpFuseArray->WrCkDid + 1; |
| } else if (PpFuseArray->WrCkDid <= 0x1C) { |
| WrCk = 24 + 8 * (PpFuseArray->WrCkDid - 0x10); |
| } else { |
| WrCk = 128; |
| } |
| } else { |
| WrCk = 2; |
| } |
| return 100 * 100 / WrCk; |
| } |
| |
| /*----------------------------------------------------------------------------------------*/ |
| /** |
| * Calculate NCLK clock from main VCO |
| * |
| * |
| * |
| * @param[in] Did NCLK Divider |
| * @param[in] MainPllVco Main Pll COF in 10KHz |
| * @retval Clock in 10KHz |
| */ |
| |
| UINT32 |
| GfxLibCalculateNclk ( |
| IN UINT8 Did, |
| IN UINT32 MainPllVco |
| ) |
| { |
| UINT32 Divider; |
| if (Did >= 8 && Did <= 0x3F) { |
| Divider = Did * 25; |
| } else if (Did > 0x3F && Did <= 0x5F) { |
| Divider = (Did - 64) * 50 + 1600; |
| } else if (Did > 0x5F && Did <= 0x7F) { |
| Divider = (Did - 64) * 100; |
| } else { |
| ASSERT (FALSE); |
| return 200 * 100; |
| } |
| ASSERT (Divider != 0); |
| return ((MainPllVco * 100) / Divider); |
| } |
| |
| /*----------------------------------------------------------------------------------------*/ |
| /** |
| * Calculate idle NCLK clock from main VCO |
| * |
| * |
| * |
| * @param[in] Did NCLK Divider |
| * @param[in] MainPllVco Main Pll COF in 10KHz |
| * @retval Clock in 10KHz |
| */ |
| |
| UINT32 |
| GfxLibCalculateIdleNclk ( |
| IN UINT8 Did, |
| IN UINT32 MainPllVco |
| ) |
| { |
| UINT32 Divider; |
| switch (Did) { |
| case 0x20: |
| Divider = 8; |
| break; |
| case 0x40: |
| Divider = 16; |
| break; |
| case 0x60: |
| Divider = 32; |
| break; |
| case 0x78: |
| Divider = 56; |
| break; |
| case 0x7F: |
| Divider = 128; |
| break; |
| default: |
| ASSERT (FALSE); |
| return 200 * 100; |
| break; |
| } |
| |
| return (MainPllVco / Divider); |
| } |