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/* $NoKeywords:$ */
/**
* @file
*
* Family specific GFX library
*
*
*
* @xrefitem bom "File Content Label" "Release Content"
* @e project: AGESA
* @e sub-project: GNB
* @e \$Revision: 85947 $ @e \$Date: 2013-01-14 17:25:21 -0600 (Mon, 14 Jan 2013) $
*
*/
/*
*****************************************************************************
*
* Copyright (c) 2008 - 2013, 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 "S3SaveState.h"
#include "Gnb.h"
#include "GnbPcieConfig.h"
#include "GnbGfx.h"
#include "GfxLibKB.h"
#include "GnbCommonLib.h"
#include "GnbRegisterAccKB.h"
#include "GnbRegistersKB.h"
#include "Filecode.h"
#define FILECODE PROC_GNB_MODULES_GNBINITKB_GFXLIBKB_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
*----------------------------------------------------------------------------------------
*/
VOID
GfxDisableControllerKB (
IN AMD_CONFIG_PARAMS *StdHeader
);
UINT32
GfxCalculateClockKB (
IN UINT8 Did,
IN AMD_CONFIG_PARAMS *StdHeader
);
BOOLEAN
GfxIsVbiosPostedKB (
IN GFX_PLATFORM_CONFIG *Gfx
);
/*----------------------------------------------------------------------------------------*/
/**
* Disable GFX controller
*
*
*
* @param[in] StdHeader Standard configuration header
*/
VOID
GfxDisableControllerKB (
IN AMD_CONFIG_PARAMS *StdHeader
)
{
GnbLibPciRMW (
MAKE_SBDFO (0, 0, 0, 0,D0F0x7C_ADDRESS),
AccessS3SaveWidth32,
0xffffffff,
1 << D0F0x7C_ForceIntGfxDisable_OFFSET,
StdHeader
);
}
/*----------------------------------------------------------------------------------------*/
/**
* Get system PLL COF
*
*
*
* @param[in] StdHeader Standard configuration header
* @retval System PLL COF
*/
UINT32
GfxLibGetSystemPllCofKB (
IN AMD_CONFIG_PARAMS *StdHeader
)
{
UINT32 v0;
GnbRegisterReadKB (GnbGetHandle (StdHeader), 0x4, 0xC0500000, &v0, 0, StdHeader);
return 100 * (((v0 >> 1) & 0x3F) + 0x10);
}
/*----------------------------------------------------------------------------------------*/
/**
* Calculate COF for DFS out of Main PLL
*
*
*
* @param[in] Did Did
* @param[in] StdHeader Standard Configuration Header
* @retval COF in 10khz
*/
UINT32
GfxCalculateClockKB (
IN UINT8 Did,
IN AMD_CONFIG_PARAMS *StdHeader
)
{
UINT32 Divider;
UINT32 SystemPllCof;
SystemPllCof = GfxLibGetSystemPllCofKB (StdHeader) * 100;
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 (((SystemPllCof * 100) + (Divider - 1)) / Divider);
}
/*----------------------------------------------------------------------------------------*/
/**
* Check if Video BIOS has posted or not
*
*
* @param[in] Gfx Pointer to global GFX configuration
*/
BOOLEAN
GfxIsVbiosPostedKB (
IN GFX_PLATFORM_CONFIG *Gfx
)
{
UINT32 D0F0xBC_xC0200000;
GnbRegisterReadKB (GnbGetHandle (GnbLibGetHeader (Gfx)), 0x4, 0xC0200000, &D0F0xBC_xC0200000, 0, GnbLibGetHeader (Gfx));
return (((D0F0xBC_xC0200000 >> 16) & 1) == 0) ? TRUE : FALSE;
}
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