5 * AMD AGESA CPU C6 Functions declarations.
7 * Contains code that declares the AGESA CPU C6 related APIs
9 * @xrefitem bom "File Content Label" "Release Content"
11 * @e sub-project: CPU/Feature
12 * @e \$Revision: 44324 $ @e \$Date: 2010-12-22 02:16:51 -0700 (Wed, 22 Dec 2010) $
16 ******************************************************************************
18 * Copyright (C) 2012 Advanced Micro Devices, Inc.
19 * All rights reserved.
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22 * modification, are permitted provided that the following conditions are met:
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43 ******************************************************************************
46 #ifndef _CPU_C6_STATE_H_
47 #define _CPU_C6_STATE_H_
49 /*----------------------------------------------------------------------------------------
50 * M I X E D (Definitions And Macros / Typedefs, Structures, Enums)
51 *----------------------------------------------------------------------------------------
53 // Forward declaration needed for multi-structure mutual references
54 AGESA_FORWARD_DECLARATION (C6_FAMILY_SERVICES);
56 /*----------------------------------------------------------------------------------------
57 * D E F I N I T I O N S A N D M A C R O S
58 *----------------------------------------------------------------------------------------
61 /*----------------------------------------------------------------------------------------
62 * T Y P E D E F S A N D S T R U C T U R E S
63 *----------------------------------------------------------------------------------------
66 /*---------------------------------------------------------------------------------------*/
68 * Family specific call to check if C6 is supported.
70 * @param[in] C6Services C6 C-state services.
71 * @param[in] Socket Zero-based socket number.
72 * @param[in] PlatformConfig Contains the runtime modifiable feature input data.
73 * @param[in] StdHeader Config Handle for library, services.
75 * @retval TRUE C6 is supported.
76 * @retval FALSE C6 is not supported.
79 typedef BOOLEAN F_C6_IS_SUPPORTED (
80 IN C6_FAMILY_SERVICES *C6Services,
82 IN PLATFORM_CONFIGURATION *PlatformConfig,
83 IN AMD_CONFIG_PARAMS *StdHeader
86 /// Reference to a Method.
87 typedef F_C6_IS_SUPPORTED *PF_C6_IS_SUPPORTED;
89 /*---------------------------------------------------------------------------------------*/
91 * Family specific call to enable C6.
93 * @param[in] C6Services C6 services.
94 * @param[in] EntryPoint Timepoint designator.
95 * @param[in] PlatformConfig Contains the runtime modifiable feature input data.
96 * @param[in] StdHeader Config Handle for library, services.
98 * @return Family specific error value.
101 typedef AGESA_STATUS F_C6_INIT (
102 IN C6_FAMILY_SERVICES *C6Services,
103 IN UINT64 EntryPoint,
104 IN PLATFORM_CONFIGURATION *PlatformConfig,
105 IN AMD_CONFIG_PARAMS *StdHeader
108 /// Reference to a Method.
109 typedef F_C6_INIT *PF_C6_INIT;
111 /*---------------------------------------------------------------------------------------*/
113 * Family specific call to reload microcode patch after memory is initialized.
115 * @param[in] StdHeader Config Handle for library, services.
118 typedef VOID F_C6_RELOAD_MICORCODE_PATCH_AFTER_MEM_INIT (
119 IN AMD_CONFIG_PARAMS *StdHeader
122 /// Reference to a Method.
123 typedef F_C6_RELOAD_MICORCODE_PATCH_AFTER_MEM_INIT *PF_C6_RELOAD_MICORCODE_PATCH_AFTER_MEM_INIT;
126 * Provide the interface to the C6 Family Specific Services.
128 * Use the methods or data in this struct to adapt the feature code to a specific cpu family or model (or stepping!).
129 * Each supported Family must provide an implementation for all methods in this interface, even if the
130 * implementation is a CommonReturn().
132 struct _C6_FAMILY_SERVICES {
133 UINT16 Revision; ///< Interface version
135 PF_C6_IS_SUPPORTED IsC6Supported; ///< Method: Family specific call to check if C6 is supported.
136 PF_C6_INIT InitializeC6; ///< Method: Family specific call to enable C6.
137 PF_C6_RELOAD_MICORCODE_PATCH_AFTER_MEM_INIT ReloadMicrocodePatchAfterMemInit; ///< Method: Family specific call to reload microcode patch after memory is initialized.
140 /*---------------------------------------------------------------------------------------*/
142 * Reload microcode patch after memory is initialized.
144 * @param[in] StdHeader Config Handle for library, services.
148 ReloadMicrocodePatchAfterMemInit (
149 IN AMD_CONFIG_PARAMS *StdHeader
152 /*----------------------------------------------------------------------------------------
153 * F U N C T I O N S P R O T O T Y P E
154 *----------------------------------------------------------------------------------------
157 #endif // _CPU_C6_STATE_H_