diff options
Diffstat (limited to 'src/vendorcode/amd/agesa/f12/Proc/Fch/Pcie/GppLib.c')
-rw-r--r-- | src/vendorcode/amd/agesa/f12/Proc/Fch/Pcie/GppLib.c | 193 |
1 files changed, 0 insertions, 193 deletions
diff --git a/src/vendorcode/amd/agesa/f12/Proc/Fch/Pcie/GppLib.c b/src/vendorcode/amd/agesa/f12/Proc/Fch/Pcie/GppLib.c deleted file mode 100644 index 4c12177b23..0000000000 --- a/src/vendorcode/amd/agesa/f12/Proc/Fch/Pcie/GppLib.c +++ /dev/null @@ -1,193 +0,0 @@ -/* $NoKeywords:$ */ -/** - * @file - * - * Fch Gpp Library - * - * Gpp Library - * - * @xrefitem bom "File Content Label" "Release Content" - * @e project: AGESA - * @e sub-project: FCH - * @e \$Revision: 44909 $ @e \$Date: 2011-01-10 18:45:45 +0800 (Mon, 10 Jan 2011) $ - * - */ -/* -***************************************************************************** -* -* 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. -**************************************************************************** -*/ -#include "FchPlatform.h" -#include "Filecode.h" -#include "FchDef.h" -#define FILECODE PROC_FCH_PCIE_GPPLIB_FILECODE - -/** - * FchGppForceGen2 - Set GPP to Gen2 - * - * - * @param[in] FchDataPtr Fch configuration structure pointer. - * @param[in] ActivePorts Activate Ports. - * - */ -VOID -FchGppForceGen2 ( - IN VOID *FchDataPtr, - IN CONST UINT8 ActivePorts - ) -{ - UINT32 PortId; - FCH_DATA_BLOCK *LocalCfgPtr; - AMD_CONFIG_PARAMS *StdHeader; - - LocalCfgPtr = (FCH_DATA_BLOCK *) FchDataPtr; - StdHeader = LocalCfgPtr->StdHeader; - - for ( PortId = 0; PortId < MAX_GPP_PORTS; PortId++ ) { - if (ActivePorts & (1 << PortId)) { - RwAlink (FCH_RCINDXP_REGA4 | PortId << 24, 0xFFFFFFFF, BIT29 + BIT0, StdHeader); - RwAlink ((FCH_ABCFG_REG340 + PortId * 4) | (UINT32) (ABCFG << 29), 0xFFFFFFFF, BIT21, StdHeader); - RwAlink (FCH_RCINDXP_REGA2 | PortId << 24, ~BIT13, 0, StdHeader); - RwAlink (FCH_RCINDXP_REGC0 | PortId << 24, ~BIT15, 0, StdHeader); - RwPci (PCI_ADDRESS (0, GPP_DEV_NUM, PortId, 0x88), AccessWidth8, 0xf0, 0x02, StdHeader); - - (&LocalCfgPtr->Gpp.PortCfg[PortId])->PortIsGen2 = 2; - } - } -} - -/** - * FchGppForceGen1 - Set GPP to Gen1 - * - * - * @param[in] FchDataPtr Fch configuration structure pointer. - * @param[in] ActivePorts Activate Ports. - * - */ -VOID -FchGppForceGen1 ( - IN VOID *FchDataPtr, - IN CONST UINT8 ActivePorts - ) -{ - UINT32 PortId; - FCH_DATA_BLOCK *LocalCfgPtr; - AMD_CONFIG_PARAMS *StdHeader; - - LocalCfgPtr = (FCH_DATA_BLOCK *) FchDataPtr; - StdHeader = LocalCfgPtr->StdHeader; - - for ( PortId = 0; PortId < MAX_GPP_PORTS; PortId++ ) { - if (ActivePorts & (1 << PortId) && LocalCfgPtr->Gpp.GppHardwareDownGrade != PortId + 1) { - RwAlink ((FCH_ABCFG_REG340 + PortId * 4) | (UINT32) (ABCFG << 29), ~BIT21, 0, StdHeader); - RwAlink (FCH_RCINDXP_REGA4 | PortId << 24, ~BIT0, BIT29, StdHeader); - RwAlink (FCH_RCINDXP_REGA2 | PortId << 24, 0xFFFFFFFF, BIT13, StdHeader); - RwAlink (FCH_RCINDXP_REGC0 | PortId << 24, ~BIT15, 0, StdHeader); - RwPci (PCI_ADDRESS (0, GPP_DEV_NUM, PortId, 0x88), AccessWidth8, 0xf0, 0x01, StdHeader); - - (&LocalCfgPtr->Gpp.PortCfg[PortId])->PortIsGen2 = 1; - } - } -} - -/** - * GppPortPollingLtssm - Loop polling the LTSSM for each GPP port marked in PortMap - * - * - * @param[in] FchDataPtr Fch configuration structure pointer. - * @param[in] ActivePorts A bitmap of ports which should be polled - * @param[in] IsGen2 TRUE if the polling is in Gen2 mode - * - * @retval FailedPorts A bitmap of ports which failed to train - * - */ -UINT8 -GppPortPollingLtssm ( - IN VOID *FchDataPtr, - IN UINT8 ActivePorts, - IN BOOLEAN IsGen2 - ) -{ - UINT32 RetryCounter; - UINT8 PortId; - UINT8 FailedPorts; - FCH_GPP_PORT_CONFIG *PortCfg; - UINT32 AbIndex; - UINT32 GppData32; - UINT8 EmptyPorts; - UINT8 Index; - FCH_DATA_BLOCK *LocalCfgPtr; - AMD_CONFIG_PARAMS *StdHeader; - - LocalCfgPtr = (FCH_DATA_BLOCK *) FchDataPtr; - StdHeader = LocalCfgPtr->StdHeader; - - FailedPorts = 0; - RetryCounter = MAX_LT_POLLINGS; - EmptyPorts = ActivePorts; - - while (RetryCounter-- && ActivePorts) { - for (PortId = 0; PortId < MAX_GPP_PORTS; PortId++) { - if (ActivePorts & (1 << PortId)) { - PortCfg = &LocalCfgPtr->Gpp.PortCfg[PortId]; - AbIndex = FCH_RCINDXP_REGA5 | (UINT32) (RCINDXP << 29) | (PortId << 24); - GppData32 = ReadAlink (AbIndex, StdHeader) & 0x3F3F3F3F; - - if ((UINT8) (GppData32) > 0x04) { - EmptyPorts &= ~(1 << PortId); - } - - if ((UINT8) (GppData32) == 0x10) { - ActivePorts &= ~(1 << PortId); - PortCfg->PortDetected = TRUE; - break; - } - - if (IsGen2) { - for (Index = 0; Index < 4; Index++) { - if ((UINT8) (GppData32) == 0x29 || (UINT8) (GppData32) == 0x2A ) { - ActivePorts &= ~(1 << PortId); - FailedPorts |= (1 << PortId); - break; - } - GppData32 >>= 8; - } - } - } - } - - if (EmptyPorts && RetryCounter < (MAX_LT_POLLINGS - 200)) { - ActivePorts &= ~EmptyPorts; - } - - FchStall (1000, StdHeader); - } - - FailedPorts |= ActivePorts; - return FailedPorts; -} - |