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review.coreboot.org / coreboot / 9a458e4e58edbfc154dce007961514b5c31cf7aa / . / src / vendorcode / amd / agesa / f15tn / Proc / CPU / Family / 0x15 / cpuF15Dmi.c
blob: 90c2ca543fc561fb6cc0c0427369828854d6a2bf [file] [log] [blame]
zbao7d94cf92012-07-02 14:19:14 +0800[diff] [blame]1/* $NoKeywords:$ */
2/**
3 * @file
4 *
5 * AMD DMI Record Creation API, and related functions for Family 15h.
6 *
7 * Contains code that produce the DMI related information.
8 *
9 * @xrefitem bom "File Content Label" "Release Content"
10 * @e project: AGESA
11 * @e sub-project: CPU/Family/0x15
12 * @e \$Revision: 63425 $ @e \$Date: 2011-12-22 11:24:10 -0600 (Thu, 22 Dec 2011) $
13 *
14 */
15/*****************************************************************************
16 *
Siyuan Wang641f00c2013-06-08 11:50:55 +0800[diff] [blame]17 * Copyright (c) 2008 - 2012, Advanced Micro Devices, Inc.
18 * All rights reserved.
zbao7d94cf92012-07-02 14:19:14 +0800[diff] [blame]19 *
Siyuan Wang641f00c2013-06-08 11:50:55 +0800[diff] [blame]20 * Redistribution and use in source and binary forms, with or without
21 * modification, are permitted provided that the following conditions are met:
22 * * Redistributions of source code must retain the above copyright
23 * notice, this list of conditions and the following disclaimer.
24 * * Redistributions in binary form must reproduce the above copyright
25 * notice, this list of conditions and the following disclaimer in the
26 * documentation and/or other materials provided with the distribution.
27 * * Neither the name of Advanced Micro Devices, Inc. nor the names of
28 * its contributors may be used to endorse or promote products derived
29 * from this software without specific prior written permission.
zbao7d94cf92012-07-02 14:19:14 +0800[diff] [blame]30 *
Siyuan Wang641f00c2013-06-08 11:50:55 +0800[diff] [blame]31 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
32 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
33 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
34 * DISCLAIMED. IN NO EVENT SHALL ADVANCED MICRO DEVICES, INC. BE LIABLE FOR ANY
35 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
36 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
37 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
38 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
39 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
40 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
zbao7d94cf92012-07-02 14:19:14 +0800[diff] [blame]41 ******************************************************************************
42 */
43
44/*----------------------------------------------------------------------------------------
45 * M O D U L E S U S E D
46 *----------------------------------------------------------------------------------------
47 */
48#include "AGESA.h"
49#include "amdlib.h"
50#include "cpuRegisters.h"
51#include "cpuFamilyTranslation.h"
52#include "cpuPstateTables.h"
53#include "cpuLateInit.h"
54#include "cpuF15PowerMgmt.h"
55#include "cpuServices.h"
56#include "cpuF15Dmi.h"
57#include "Filecode.h"
58CODE_GROUP (G3_DXE)
59RDATA_GROUP (G3_DXE)
60
61#define FILECODE PROC_CPU_FAMILY_0X15_CPUF15DMI_FILECODE
62
63
64/*----------------------------------------------------------------------------------------
65 * D E F I N I T I O N S A N D M A C R O S
66 *----------------------------------------------------------------------------------------
67 */
68extern CPU_FAMILY_SUPPORT_TABLE PstateFamilyServiceTable;
69
70/*----------------------------------------------------------------------------------------
71 * T Y P E D E F S A N D S T R U C T U R E S
72 *----------------------------------------------------------------------------------------
73 */
74
75/*----------------------------------------------------------------------------------------
76 * 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
77 *----------------------------------------------------------------------------------------
78 */
79
80/*----------------------------------------------------------------------------------------
81 * E X P O R T E D F U N C T I O N S
82 *----------------------------------------------------------------------------------------
83 */
84
85/* -----------------------------------------------------------------------------*/
86/**
87 *
88 * DmiF15GetMaxSpeed
89 *
90 * Get the Max Speed
91 *
92 * @param[in] StdHeader Standard Head Pointer
93 *
94 * @retval MaxSpeed - CPU Max Speed.
95 *
96 */
97UINT16
98DmiF15GetMaxSpeed (
99 IN AMD_CONFIG_PARAMS *StdHeader
100 )
101{
102 UINT8 NumBoostStates;
103 UINT32 P0Frequency;
104 UINT32 PciData;
105 PCI_ADDR PciAddress;
106 PSTATE_CPU_FAMILY_SERVICES *FamilyServices;
107
108 FamilyServices = NULL;
109 GetFeatureServicesOfCurrentCore (&PstateFamilyServiceTable, (CONST VOID **)&FamilyServices, StdHeader);
110 ASSERT (FamilyServices != NULL);
111
112 PciAddress.AddressValue = MAKE_SBDFO (0, 0 , PCI_DEV_BASE, FUNC_4, 0x15C);
113 LibAmdPciRead (AccessWidth32, PciAddress, &PciData, StdHeader);
114 NumBoostStates = (UINT8) ((PciData >> 2) & 7);
115
116 FamilyServices->GetPstateFrequency (FamilyServices, NumBoostStates, &P0Frequency, StdHeader);
117 return ((UINT16) P0Frequency);
118}
119
120/*---------------------------------------------------------------------------------------
121 * L O C A L F U N C T I O N S
122 *---------------------------------------------------------------------------------------
123 */