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authorefdesign98 <efdesign98@gmail.com>2011-06-20 18:12:43 -0700
committerMarc Jones <marcj303@gmail.com>2011-06-22 01:35:45 +0200
commit621ca384a7a5efb2cc7597504dc17b741cd2df10 (patch)
tree01871adc6d39f48916b5625b3aa1a4b6d5ab9c92 /src/vendorcode/amd/agesa/Proc/CPU/Family/0x14/F14C6State.c
parent05a89ab922473f375820a3bd68691bb085c62448 (diff)
downloadcoreboot-621ca384a7a5efb2cc7597504dc17b741cd2df10.tar.xz
Move existing AMD Ffamily14 code to f14 folder
This change moves the AMD Family14 cpu Agesa code to the vendorcode/amd/agesa/f14 folder to complete the transition to the family oriented folder structure. Change-Id: I211e80ee04574cc713f38b4cc1b767dbb2bfaa59 Signed-off-by: Frank Vibrans <frank.vibrans@amd.com> Signed-off-by: efdesign98 <efdesign98@gmail.com> Reviewed-on: http://review.coreboot.org/52 Tested-by: build bot (Jenkins) Reviewed-by: Marc Jones <marcj303@gmail.com>
Diffstat (limited to 'src/vendorcode/amd/agesa/Proc/CPU/Family/0x14/F14C6State.c')
-rw-r--r--src/vendorcode/amd/agesa/Proc/CPU/Family/0x14/F14C6State.c238
1 files changed, 0 insertions, 238 deletions
diff --git a/src/vendorcode/amd/agesa/Proc/CPU/Family/0x14/F14C6State.c b/src/vendorcode/amd/agesa/Proc/CPU/Family/0x14/F14C6State.c
deleted file mode 100644
index 48823ec080..0000000000
--- a/src/vendorcode/amd/agesa/Proc/CPU/Family/0x14/F14C6State.c
+++ /dev/null
@@ -1,238 +0,0 @@
-/* $NoKeywords:$ */
-/**
- * @file
- *
- * AMD Family_14 C6 C-state feature support functions.
- *
- * Provides the functions necessary to initialize the C6 feature.
- *
- * @xrefitem bom "File Content Label" "Release Content"
- * @e project: AGESA
- * @e sub-project: CPU/F14
- * @e \$Revision: 37004 $ @e \$Date: 2010-08-28 02:23:00 +0800 (Sat, 28 Aug 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 "cpuRegisters.h"
-#include "cpuEarlyInit.h"
-#include "cpuFeatures.h"
-#include "cpuC6State.h"
-#include "cpuF14PowerMgmt.h"
-#include "OptionFamily14hEarlySample.h"
-#include "Filecode.h"
-#define FILECODE PROC_CPU_FAMILY_0X14_F14C6STATE_FILECODE
-
-/*----------------------------------------------------------------------------------------
- * D E F I N I T I O N S A N D M A C R O S
- *----------------------------------------------------------------------------------------
- */
-extern F14_ES_C6_SUPPORT F14EarlySampleC6Support;
-
-/*----------------------------------------------------------------------------------------
- * 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
- *----------------------------------------------------------------------------------------
- */
-
-/*----------------------------------------------------------------------------------------
- * E X P O R T E D F U N C T I O N S
- *----------------------------------------------------------------------------------------
- */
-
-
-/*---------------------------------------------------------------------------------------*/
-/**
- * Is C6 supported on this CPU
- *
- * @param[in] C6Services Pointer to this CPU's C6 family services.
- * @param[in] Socket This core's zero-based socket number.
- * @param[in] StdHeader Config Handle for library, services.
- *
- * @retval TRUE C6 state is supported.
- * @retval FALSE C6 state is not supported.
- *
- */
-BOOLEAN
-STATIC
-F14IsC6Supported (
- IN C6_FAMILY_SERVICES *C6Services,
- IN UINT32 Socket,
- IN AMD_CONFIG_PARAMS *StdHeader
- )
-{
- UINT32 PciRegister;
- BOOLEAN IsEnabled;
- PCI_ADDR PciAddress;
-
- IsEnabled = TRUE;
-
- PciAddress.AddressValue = CPU_STATE_PM_CTRL1_PCI_ADDR;
- LibAmdPciRead (AccessWidth32, PciAddress, &PciRegister, StdHeader);
- if ((((CPU_STATE_PM_CTRL1_REGISTER *) &PciRegister)->CoreC6Cap == 0) &&
- (((CPU_STATE_PM_CTRL1_REGISTER *) &PciRegister)->PkgC6Cap == 0)) {
- IsEnabled = FALSE;
- }
-
- F14EarlySampleC6Support.F14IsC6SupportedHook (&IsEnabled, StdHeader);
-
- return IsEnabled;
-}
-
-/*---------------------------------------------------------------------------------------*/
-/**
- * Enable C6 on a family 14h CPU.
- *
- * @param[in] C6Services Pointer to this CPU's C6 family services.
- * @param[in] EntryPoint Timepoint designator.
- * @param[in] PlatformConfig Contains the runtime modifiable feature input data.
- * @param[in] StdHeader Config Handle for library, services.
- *
- * @return AGESA_SUCCESS Always succeeds.
- *
- */
-AGESA_STATUS
-STATIC
-F14InitializeC6 (
- IN C6_FAMILY_SERVICES *C6Services,
- IN UINT64 EntryPoint,
- IN PLATFORM_CONFIGURATION *PlatformConfig,
- IN AMD_CONFIG_PARAMS *StdHeader
- )
-{
- UINT32 i;
- UINT32 MaxEnabledPstate;
- UINT32 PciRegister;
- UINT64 MsrRegister;
- PCI_ADDR PciAddress;
-
- for (i = MSR_PSTATE_7; i > MSR_PSTATE_0; i--) {
- LibAmdMsrRead (i, &MsrRegister, StdHeader);
- if (((PSTATE_MSR *) &MsrRegister)->PsEnable == 1) {
- break;
- }
- }
- MaxEnabledPstate = i - MSR_PSTATE_0;
-
- if ((EntryPoint & CPU_FEAT_AFTER_PM_INIT) != 0) {
- // Program D18F4x1AC[CoreC6Dis] to 0.
- // Program D18F4x1AC[PkgC6Dis] to 0.
- PciAddress.AddressValue = CPU_STATE_PM_CTRL1_PCI_ADDR;
- LibAmdPciRead (AccessWidth32, PciAddress, &PciRegister, StdHeader);
- ((CPU_STATE_PM_CTRL1_REGISTER *) &PciRegister)->CoreC6Dis = 0;
- ((CPU_STATE_PM_CTRL1_REGISTER *) &PciRegister)->PkgC6Dis = 0;
- LibAmdPciWrite (AccessWidth32, PciAddress, &PciRegister, StdHeader);
-
- F14EarlySampleC6Support.F14InitializeC6 (StdHeader);
-
- } else {
- // Ensure D18F2x118[C6DramLock] and D18F4x12C[C6Base] are programmed.
- PciAddress.AddressValue = MEM_CFG_LOW_PCI_ADDR;
- LibAmdPciRead (AccessWidth32, PciAddress, &PciRegister, StdHeader);
- ASSERT (((MEM_CFG_LOW_REGISTER *) &PciRegister)->C6DramLock == 1);
-
- PciAddress.AddressValue = C6_BASE_PCI_ADDR;
- LibAmdPciRead (AccessWidth32, PciAddress, &PciRegister, StdHeader);
- ASSERT (((C6_BASE_REGISTER *) &PciRegister)->C6Base != 0);
-
- // If PC6 is supported, program D18F4x1AC[PstateIdCoreOffExit] to
- // the index of lowest-performance Pstate with MSRC001_00[6B:64]
- // [PstateEn] == 1 on core 0.
- PciAddress.AddressValue = CPU_STATE_PM_CTRL1_PCI_ADDR;
- LibAmdPciRead (AccessWidth32, PciAddress, &PciRegister, StdHeader);
- if (((CPU_STATE_PM_CTRL1_REGISTER *) &PciRegister)->PkgC6Cap == 1) {
- ((CPU_STATE_PM_CTRL1_REGISTER *) &PciRegister)->PstateIdCoreOffExit = MaxEnabledPstate;
- LibAmdPciWrite (AccessWidth32, PciAddress, &PciRegister, StdHeader);
- }
-
- // Program D18F4x118 to 0000_0101h.
- PciAddress.AddressValue = CSTATE_CTRL1_PCI_ADDR;
- PciRegister = 0x00000101;
- LibAmdPciWrite (AccessWidth32, PciAddress, &PciRegister, StdHeader);
- }
-
- return AGESA_SUCCESS;
-}
-
-/*---------------------------------------------------------------------------------------*/
-/**
- * Reload microcode patch for a family 14h CPU after memory is initialized.
- *
- * @param[in] StdHeader Config Handle for library, services.
- *
- */
-VOID
-STATIC
-F14ReloadMicrocodePatchAfterMemInit (
- IN AMD_CONFIG_PARAMS *StdHeader
- )
-{
- UINT64 MsrValue;
-
- // To load a microcode patch while using the cache as general storage,
- // the following steps are followed:
- // 1. Program MSRC001_102B[L2AllocDcFlushVictim]=1.
- // 2. Load the microcode patch.
- // 3. Program MSRC001_102B[L2AllocDcFlushVictim]=0.
- LibAmdMsrRead (MSR_BU_CFG3, &MsrValue, StdHeader);
- MsrValue = MsrValue | BIT7;
- LibAmdMsrWrite (MSR_BU_CFG3, &MsrValue, StdHeader);
-
- // Reload microcode patches.
- LoadMicrocodePatch (StdHeader);
-
- LibAmdMsrRead (MSR_BU_CFG3, &MsrValue, StdHeader);
- MsrValue = MsrValue & ~((UINT64)BIT7);
- LibAmdMsrWrite (MSR_BU_CFG3, &MsrValue, StdHeader);
-}
-
-
-
-CONST C6_FAMILY_SERVICES ROMDATA F14C6Support =
-{
- 0,
- F14IsC6Supported,
- F14InitializeC6,
- F14ReloadMicrocodePatchAfterMemInit
-};