diff options
Diffstat (limited to 'src/vendorcode/amd/agesa/f14/Proc/GNB/Modules/GnbNbInitLibV1/GnbNbInitLibV1.c')
| -rw-r--r-- | src/vendorcode/amd/agesa/f14/Proc/GNB/Modules/GnbNbInitLibV1/GnbNbInitLibV1.c | 247 |
1 files changed, 247 insertions, 0 deletions
diff --git a/src/vendorcode/amd/agesa/f14/Proc/GNB/Modules/GnbNbInitLibV1/GnbNbInitLibV1.c b/src/vendorcode/amd/agesa/f14/Proc/GNB/Modules/GnbNbInitLibV1/GnbNbInitLibV1.c new file mode 100644 index 0000000000..468e57f74c --- /dev/null +++ b/src/vendorcode/amd/agesa/f14/Proc/GNB/Modules/GnbNbInitLibV1/GnbNbInitLibV1.c @@ -0,0 +1,247 @@ +/* $NoKeywords:$ */ +/** + * @file + * + * NB services + * + * + * + * @xrefitem bom "File Content Label" "Release Content" + * @e project: AGESA + * @e sub-project: GNB + * @e \$Revision: 38931 $ @e \$Date: 2010-10-01 15:50:05 -0700 (Fri, 01 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 "Ids.h" +#include "amdlib.h" +#include "Gnb.h" +#include GNB_MODULE_DEFINITIONS (GnbCommonLib) +#include "GnbRegistersON.h" +#include "Filecode.h" +#define FILECODE PROC_GNB_MODULES_GNBNBINITLIBV1_GNBNBINITLIBV1_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 + *---------------------------------------------------------------------------------------- + */ + +/*----------------------------------------------------------------------------------------*/ +/** + * Init NB set top of memory + * + * + * + * @param[in] NbPciAddress Gnb PCI address + * @param[in] StdHeader Standard Configuration Header + */ + +AGESA_STATUS +GnbSetTom ( + IN PCI_ADDR NbPciAddress, + IN AMD_CONFIG_PARAMS *StdHeader + ) +{ + AGESA_STATUS Status; + UINT64 MsrData; + UINT32 Value; + Status = AGESA_SUCCESS; + //Read memory size below 4G from MSR C001_001A + LibAmdMsrRead (TOP_MEM, &MsrData, StdHeader); + //Write to NB register 0x90 + Value = (UINT32)MsrData & 0xFF800000; //Keep bits 31:23 + GnbLibPciRMW ( + NbPciAddress.AddressValue | D0F0x90_ADDRESS, + AccessS3SaveWidth32, + 0x007FFFFF, + Value, + StdHeader + ); + if (Value == 0) { + Status = AGESA_WARNING; + } + + LibAmdMsrRead (SYS_CFG, &MsrData, StdHeader); + if ((MsrData & BIT21) != 0) { + //Read memory size above 4G from MSR C001_001D + LibAmdMsrRead (TOP_MEM2, &MsrData, StdHeader); + // Write memory size[39:32] to indirect register 1A[7:0] + Value = (UINT32) ((MsrData >> 32) & 0xFF); + GnbLibPciIndirectRMW ( + NbPciAddress.AddressValue | D0F0x60_ADDRESS, + D0F0x64_x1A_ADDRESS | IOC_WRITE_ENABLE, + AccessS3SaveWidth32, + 0xFFFFFF00, + Value, + StdHeader + ); + + // Write memory size[31:23] to indirect register 19[31:23] and enable memory through bit 0 + Value = (UINT32)MsrData & 0xFF800000; //Keep bits 31:23 + Value |= BIT0; // Enable top of memory + GnbLibPciIndirectRMW ( + NbPciAddress.AddressValue | D0F0x60_ADDRESS, + D0F0x64_x19_ADDRESS | IOC_WRITE_ENABLE, + AccessS3SaveWidth32, + 0x007FFFFF, + Value, + StdHeader + ); + } + return Status; +} + + +/*----------------------------------------------------------------------------------------*/ +/** + * Avoid LPC DMA transaction deadlock + * + * + * + * @param[in] NbPciAddress Gnb PCI address + * @param[in] StdHeader Standard Configuration Header + */ + +VOID +GnbLpcDmaDeadlockPrevention ( + IN PCI_ADDR NbPciAddress, + IN AMD_CONFIG_PARAMS *StdHeader + ) +{ + // For GPP Link core, enable special NP memory write protocol on the processor side PCIE controller + GnbLibPciIndirectRMW ( + NbPciAddress.AddressValue | D0F0xE0_ADDRESS, + CORE_SPACE (1, 0x10), + AccessWidth32, + 0xFFFFFFFF, + 1 << 9, + StdHeader + ); + + //Enable special NP memory write protocol in ORB + GnbLibPciIndirectRMW ( + NbPciAddress.AddressValue | D0F0x94_ADDRESS, + D0F0x98_x06_ADDRESS | (1 << D0F0x94_OrbIndWrEn_OFFSET), + AccessS3SaveWidth32, + 0xFFFFFFFF, + 1 << D0F0x98_x06_UmiNpMemWrEn_OFFSET, + StdHeader + ); +} + +/*----------------------------------------------------------------------------------------*/ +/** + * NB Dynamic Wake + * ORB_CNB_Wake signal is used to inform the CNB NCLK controller and GNB LCLK controller + * that ORB is (or will soon) push data into the synchronizer FIFO (i.e. wake is high). + * + * @param[in] NbPciAddress Gnb PCI address + * @param[in] StdHeader Standard Configuration Header + */ + +VOID +GnbOrbDynamicWake ( + IN PCI_ADDR NbPciAddress, + IN AMD_CONFIG_PARAMS *StdHeader + ) +{ + + D0F0x98_x2C_STRUCT D0F0x98_x2C; + + GnbLibPciIndirectRead ( + NbPciAddress.AddressValue | D0F0x94_ADDRESS, + D0F0x98_x2C_ADDRESS | (1 << D0F0x94_OrbIndWrEn_OFFSET), + AccessWidth32, + &D0F0x98_x2C.Value, + StdHeader + ); + + // Enable Dynamic wake + // Wake Hysteresis timer value. Specifies the number of SMU pulses to count. + D0F0x98_x2C.Field.DynWakeEn = 1; + D0F0x98_x2C.Field.WakeHysteresis = 0x64; + + IDS_OPTION_HOOK (IDS_GNB_ORBDYNAMIC_WAKE, &D0F0x98_x2C, StdHeader); + + GnbLibPciIndirectWrite ( + NbPciAddress.AddressValue | D0F0x94_ADDRESS, + D0F0x98_x2C_ADDRESS | (1 << D0F0x94_OrbIndWrEn_OFFSET), + AccessS3SaveWidth32, + &D0F0x98_x2C.Value, + StdHeader + ); +} + +/*----------------------------------------------------------------------------------------*/ +/** + * Lock NB registers + * + * + * + * @param[in] NbPciAddress Gnb PCI address + * @param[in] StdHeader Standard Configuration Header + */ + +VOID +GnbLock ( + IN PCI_ADDR NbPciAddress, + IN AMD_CONFIG_PARAMS *StdHeader + ) +{ + GnbLibPciIndirectWriteField ( + NbPciAddress.AddressValue | D0F0x60_ADDRESS, + D0F0x64_x00_ADDRESS | IOC_WRITE_ENABLE, + D0F0x64_x00_HwInitWrLock_OFFSET, + D0F0x64_x00_HwInitWrLock_WIDTH, + 0x1, + TRUE, + StdHeader + ); +} |