| /* $NoKeywords:$ */ |
| /** |
| * @file |
| * |
| * Graphics controller access service routines. |
| * |
| * |
| * |
| * @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 "Gnb.h" |
| #include "GnbGfx.h" |
| #include GNB_MODULE_DEFINITIONS (GnbCommonLib) |
| #include "GfxRegisterAcc.h" |
| #include "GnbRegistersON.h" |
| #include "Filecode.h" |
| #define FILECODE PROC_GNB_GFX_GFXREGISTERACC_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 |
| *---------------------------------------------------------------------------------------- |
| */ |
| |
| /*----------------------------------------------------------------------------------------*/ |
| /** |
| * Write GMM register |
| * |
| * |
| * @param[in] Address GMM register address |
| * @param[in] Value Value |
| * @param[in] S3Save Save for S3 resume |
| * @param[in] Gfx Pointer to global GFX configuration |
| */ |
| |
| VOID |
| GmmRegisterWrite ( |
| IN UINT16 Address, |
| IN UINT32 Value, |
| IN BOOLEAN S3Save, |
| IN GFX_PLATFORM_CONFIG *Gfx |
| ) |
| { |
| ASSERT (Gfx->GmmBase != 0); |
| GnbLibMemWrite (Gfx->GmmBase + Address, S3Save ? AccessS3SaveWidth32 : AccessWidth32, &Value, GnbLibGetHeader (Gfx)); |
| } |
| |
| /*----------------------------------------------------------------------------------------*/ |
| /** |
| * Read GMM register |
| * |
| * |
| * @param[in] Address GMM register address |
| * @param[in] Gfx Pointer to global GFX configuration |
| * @retval Value of GMM register |
| */ |
| |
| UINT32 |
| GmmRegisterRead ( |
| IN UINT16 Address, |
| IN GFX_PLATFORM_CONFIG *Gfx |
| ) |
| { |
| UINT32 Value; |
| ASSERT (Gfx->GmmBase != 0); |
| GnbLibMemRead (Gfx->GmmBase + Address, AccessWidth32, &Value, GnbLibGetHeader (Gfx)); |
| return Value; |
| } |
| |
| /*----------------------------------------------------------------------------------------*/ |
| /** |
| * Write GMM register field |
| * |
| * |
| * @param[in] Address GMM register address |
| * @param[in] FieldOffset Register field offset |
| * @param[in] FieldWidth Register field width |
| * @param[in] Value Field value |
| * @param[in] S3Save Save for S3 resume |
| * @param[in] Gfx Pointer to global GFX configuration |
| */ |
| |
| VOID |
| GmmRegisterWriteField ( |
| IN UINT16 Address, |
| IN UINT8 FieldOffset, |
| IN UINT8 FieldWidth, |
| IN UINT32 Value, |
| IN BOOLEAN S3Save, |
| IN GFX_PLATFORM_CONFIG *Gfx |
| ) |
| { |
| UINT32 Data; |
| UINT32 Mask; |
| Data = GmmRegisterRead (Address, Gfx); |
| Mask = (1 << FieldWidth) - 1; |
| Value &= Mask; |
| Data &= (~(Mask << FieldOffset)); |
| GmmRegisterWrite (Address, Data | (Value << FieldOffset), S3Save, Gfx); |
| } |
| |
| /*----------------------------------------------------------------------------------------*/ |
| /** |
| * Write GMM registers table |
| * |
| * |
| * @param[in] Table Pointer to table |
| * @param[in] TableLength Number of entries in table |
| * @param[in] S3Save Save for S3 resume |
| * @param[in] Gfx Pointer to global GFX configuration |
| */ |
| |
| |
| VOID |
| GmmRegisterTableWrite ( |
| IN GMM_REG_ENTRY Table[], |
| IN UINTN TableLength, |
| IN BOOLEAN S3Save, |
| IN GFX_PLATFORM_CONFIG *Gfx |
| ) |
| { |
| UINTN Index; |
| for (Index = 0; Index < TableLength; Index++) { |
| GmmRegisterWrite (Table[Index].GmmReg, Table[Index].GmmData, S3Save, Gfx); |
| } |
| } |
| |
| /*----------------------------------------------------------------------------------------*/ |
| /** |
| * Copy memory content to FB |
| * |
| * |
| * @param[in] Source Pointer to source |
| * @param[in] FbOffset FB offset |
| * @param[in] Length The length to copy |
| * @param[in] Gfx Pointer to global GFX configuration |
| * |
| */ |
| VOID |
| GfxLibCopyMemToFb ( |
| IN VOID *Source, |
| IN UINT32 FbOffset, |
| IN UINT32 Length, |
| IN GFX_PLATFORM_CONFIG *Gfx |
| ) |
| { |
| GMMx00_STRUCT GMMx00; |
| GMMx04_STRUCT GMMx04; |
| UINT32 Index; |
| for (Index = 0; Index < Length; Index = Index + 4 ) { |
| GMMx00.Value = 0x80000000 | (FbOffset + Index); |
| GMMx04.Value = *(UINT32*) ((UINT8*)Source + Index); |
| GmmRegisterWrite (GMMx00_ADDRESS, GMMx00.Value, FALSE, Gfx); |
| GmmRegisterWrite (GMMx04_ADDRESS, GMMx04.Value, FALSE, Gfx); |
| } |
| } |