aboutsummaryrefslogtreecommitdiff
path: root/src/vendorcode/amd/agesa/f14/Proc/HT/Fam10/htNbOptimizationFam10.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/vendorcode/amd/agesa/f14/Proc/HT/Fam10/htNbOptimizationFam10.c')
-rw-r--r--src/vendorcode/amd/agesa/f14/Proc/HT/Fam10/htNbOptimizationFam10.c222
1 files changed, 0 insertions, 222 deletions
diff --git a/src/vendorcode/amd/agesa/f14/Proc/HT/Fam10/htNbOptimizationFam10.c b/src/vendorcode/amd/agesa/f14/Proc/HT/Fam10/htNbOptimizationFam10.c
deleted file mode 100644
index 397e7f2929..0000000000
--- a/src/vendorcode/amd/agesa/f14/Proc/HT/Fam10/htNbOptimizationFam10.c
+++ /dev/null
@@ -1,222 +0,0 @@
-/* $NoKeywords:$ */
-/**
- * @file
- *
- * Link optimization support specific to family 10h processors.
- *
- * @xrefitem bom "File Content Label" "Release Content"
- * @e project: AGESA
- * @e sub-project: HyperTransport
- * @e \$Revision: 35136 $ @e \$Date: 2010-07-16 11:29:48 +0800 (Fri, 16 Jul 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.
- *
- * ***************************************************************************
- *
- */
-
-/*
- *----------------------------------------------------------------------------
- * MODULES USED
- *
- *----------------------------------------------------------------------------
- */
-
-
-
-#include "AGESA.h"
-#include "Ids.h"
-#include "Topology.h"
-#include "htFeat.h"
-#include "htInterface.h"
-#include "htNb.h"
-#include "htNbOptimizationFam10.h"
-#include "Filecode.h"
-CODE_GROUP (G1_PEICC)
-RDATA_GROUP (G1_PEICC)
-
-#define FILECODE PROC_HT_FAM10_HTNBOPTIMIZATIONFAM10_FILECODE
-/*----------------------------------------------------------------------------
- * DEFINITIONS AND MACROS
- *
- *----------------------------------------------------------------------------
- */
-
-/*----------------------------------------------------------------------------------------*/
-/**
- * Northbridge specific Frequency limit.
- *
- * @HtNbMethod{::F_NORTH_BRIDGE_FREQ_MASK}
- *
- * Return a mask that eliminates HT frequencies that cannot be used due to a slow
- * northbridge frequency.
- *
- * @param[in] Node Result could (later) be for a specific Node
- * @param[in] Interface Access to non-HT support functions.
- * @param[in] PlatformConfig Platform profile/build option config structure.
- * @param[in] Nb this northbridge
- *
- * @return Frequency mask
- */
-UINT32
-Fam10NorthBridgeFreqMask (
- IN UINT8 Node,
- IN HT_INTERFACE *Interface,
- IN PLATFORM_CONFIGURATION *PlatformConfig,
- IN NORTHBRIDGE *Nb
- )
-{
- UINT32 NbCoreFreq;
- UINT32 Supported;
-
- ASSERT (Node < MAX_NODES);
- ASSERT (Interface != NULL);
- // The interface to power management will return a system based result.
- // So we only need to call it once, not on every link. Save the answer,
- // and check to see if we can use a saved answer on subsequent calls.
- //
- if (Nb->CoreFrequency == 0) {
- NbCoreFreq = Interface->GetMinNbCoreFreq (PlatformConfig, Nb->ConfigHandle);
- NbCoreFreq = (NbCoreFreq / 100);
- ASSERT (NbCoreFreq != 0);
- Nb->CoreFrequency = NbCoreFreq;
- } else {
- NbCoreFreq = Nb->CoreFrequency;
- }
-
- //
- // NbCoreFreq is minimum northbridge speed in hundreds of MHz.
- // HT can not go faster than the minimum speed of the northbridge.
- //
- if ((NbCoreFreq >= 6) && (NbCoreFreq <= 26)) {
- // Convert frequency to bit and all less significant bits,
- // by setting next power of 2 and subtracting 1.
- //
- Supported = ((UINT32)1 << ((NbCoreFreq >> 1) + 2)) - 1;
- } else if ((NbCoreFreq > 26) && (NbCoreFreq <= 32)) {
- // Convert frequency to bit and all less significant bits,
- // by setting next power of 2 and subtracting 1, noting that
- // next power of two is two greater than non-extended frequencies
- // (because of the register break).
- //
- Supported = ((UINT32)1 << ((NbCoreFreq >> 1) + 4)) - 1;
- } else if (NbCoreFreq > 32) {
- Supported = HT_FREQUENCY_LIMIT_MAX;
- } else if (NbCoreFreq == 4) {
- // unlikely cases, but include as a defensive measure, also avoid trick above
- Supported = HT_FREQUENCY_LIMIT_400M;
- } else if (NbCoreFreq == 2) {
- Supported = HT_FREQUENCY_LIMIT_200M;
- } else {
- ASSERT (FALSE);
- Supported = HT_FREQUENCY_LIMIT_200M;
- }
-
- return (Supported);
-}
-
-/*----------------------------------------------------------------------------------------*/
-/**
- * Northbridge specific Frequency limit.
- *
- * @HtNbMethod{::F_NORTH_BRIDGE_FREQ_MASK}
- *
- * Return a mask that eliminates HT frequencies that cannot be used due to a slow
- * northbridge frequency.
- *
- * @param[in] Node Result could (later) be for a specific Node
- * @param[in] Interface Access to non-HT support functions.
- * @param[in] PlatformConfig Platform profile/build option config structure.
- * @param[in] Nb this northbridge
- *
- * @return Frequency mask
- */
-UINT32
-Fam10RevDNorthBridgeFreqMask (
- IN UINT8 Node,
- IN HT_INTERFACE *Interface,
- IN PLATFORM_CONFIGURATION *PlatformConfig,
- IN NORTHBRIDGE *Nb
- )
-{
- UINT32 NbCoreFreq;
- UINT32 Supported;
-
- ASSERT (Node < MAX_NODES);
- ASSERT (Interface != NULL);
- // The interface to power management will return a system based result.
- // So we only need to call it once, not on every link. Save the answer,
- // and check to see if we can use a saved answer on subsequent calls.
- //
- if (Nb->CoreFrequency == 0) {
- NbCoreFreq = Interface->GetMinNbCoreFreq (PlatformConfig, Nb->ConfigHandle);
- NbCoreFreq = (NbCoreFreq / 100);
- ASSERT (NbCoreFreq != 0);
- Nb->CoreFrequency = NbCoreFreq;
- } else {
- NbCoreFreq = Nb->CoreFrequency;
- }
-
- // For Rev D, the Ht frequency can go twice the Nb COF, as long as it's HT3.
- // (side note: we are not speculatively upgrading HT1 at 6 .. 10 to HT3,
- // to avoid complicated recovery if the final speed is HT1.)
- if (NbCoreFreq > 10) {
- NbCoreFreq = NbCoreFreq * 2;
- }
- //
- // NbCoreFreq is minimum northbridge speed in hundreds of MHz.
- // HT can not go faster than the minimum speed of the northbridge.
- //
- if ((NbCoreFreq >= 6) && (NbCoreFreq <= 26)) {
- // Convert frequency to bit and all less significant bits,
- // by setting next power of 2 and subtracting 1.
- //
- Supported = ((UINT32)1 << ((NbCoreFreq >> 1) + 2)) - 1;
- } else if ((NbCoreFreq > 26) && (NbCoreFreq <= 32)) {
- // Convert frequency to bit and all less significant bits,
- // by setting next power of 2 and subtracting 1, noting that
- // next power of two is two greater than non-extended frequencies
- // (because of the register break).
- //
- Supported = ((UINT32)1 << ((NbCoreFreq >> 1) + 4)) - 1;
- } else if (NbCoreFreq > 32) {
- Supported = HT_FREQUENCY_LIMIT_MAX;
- } else if (NbCoreFreq == 4) {
- // unlikely cases, but include as a defensive measure, also avoid trick above
- Supported = HT_FREQUENCY_LIMIT_400M;
- } else if (NbCoreFreq == 2) {
- Supported = HT_FREQUENCY_LIMIT_200M;
- } else {
- ASSERT (FALSE);
- Supported = HT_FREQUENCY_LIMIT_200M;
- }
-
- return (Supported);
-}