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authorSiyuan Wang <wangsiyuanbuaa@gmail.com>2013-07-25 15:14:15 +0800
committerBruce Griffith <Bruce.Griffith@se-eng.com>2013-08-04 05:40:37 +0200
commitaffe85fbc8a13d35960aa92ae87cbb6330ad253f (patch)
tree9c1ace69f12b06b6544faf041994aa4288fb2e45 /src/vendorcode/amd/agesa/f16kb/Proc/CPU/Feature/cpuTdpLimiting.h
parentae8d06969bdde9b1250bc3c4ad93f5db408dae98 (diff)
AMD Kabini: Add AGESA/PI code for new processor family
Change-Id: Icb6f64e2e3cfd678fb4fb4f13f0e4b678d5acc4a Signed-off-by: Siyuan Wang <SiYuan.Wang@amd.com> Signed-off-by: Siyuan Wang <wangsiyuanbuaa@gmail.com> Reviewed-by: Nick Dill <nick.dill@se-eng.com> Tested-by: Bruce Griffith <bruce.griffith@se-eng.com> Reviewed-on: http://review.coreboot.org/3836 Tested-by: build bot (Jenkins) Reviewed-by: Martin Roth <martin.roth@se-eng.com>
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+/* $NoKeywords:$ */
+/**
+ * @file
+ *
+ * AMD AGESA CPU TDP limiting Functions declarations.
+ *
+ * Contains code that declares the AGESA CPU TDP limiting related APIs
+ *
+ * @xrefitem bom "File Content Label" "Release Content"
+ * @e project: AGESA
+ * @e sub-project: CPU/Feature
+ * @e \$Revision: 84150 $ @e \$Date: 2012-12-12 15:46:25 -0600 (Wed, 12 Dec 2012) $
+ *
+ */
+/*
+ ******************************************************************************
+ *
+ * Copyright (c) 2008 - 2013, 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.
+ ******************************************************************************
+ */
+
+#ifndef _CPU_TDP_LIMITING_H_
+#define _CPU_TDP_LIMITING_H_
+
+/*----------------------------------------------------------------------------------------
+ * M I X E D (Definitions And Macros / Typedefs, Structures, Enums)
+ *----------------------------------------------------------------------------------------
+ */
+// Forward declaration needed for multi-structure mutual references
+AGESA_FORWARD_DECLARATION (TDP_LIMIT_FAMILY_SERVICES);
+
+/*----------------------------------------------------------------------------------------
+ * 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
+ *----------------------------------------------------------------------------------------
+ */
+
+
+/*---------------------------------------------------------------------------------------*/
+/**
+ * Family specific call to check if TDP limiting is supported.
+ *
+ * @param[in] TdpLimitServices TDP limiting services.
+ * @param[in] PlatformConfig Contains the runtime modifiable feature input data.
+ * @param[in] Socket Zero-based socket number.
+ * @param[in] StdHeader Config Handle for library, services.
+ *
+ * @retval TRUE TDP limiting is supported.
+ * @retval FALSE TDP limiting is not supported.
+ *
+ */
+typedef BOOLEAN F_TDP_LIMIT_IS_SUPPORTED (
+ IN TDP_LIMIT_FAMILY_SERVICES *TdpLimitServices,
+ IN PLATFORM_CONFIGURATION *PlatformConfig,
+ IN UINT32 Socket,
+ IN AMD_CONFIG_PARAMS *StdHeader
+ );
+
+/// Reference to a Method.
+typedef F_TDP_LIMIT_IS_SUPPORTED *PF_TDP_LIMIT_IS_SUPPORTED;
+
+/*---------------------------------------------------------------------------------------*/
+/**
+ * Family specific call to enable TDP limiting.
+ *
+ * @param[in] TdpLimitServices TDP limiting services.
+ * @param[in] PowerCeiling Specifies a maximum power usage limit for the platform.
+ * @param[in] StdHeader Config Handle for library, services.
+ *
+ * @return Family specific error value.
+ *
+ */
+typedef AGESA_STATUS F_TDP_LIMIT_INIT (
+ IN TDP_LIMIT_FAMILY_SERVICES *TdpLimitServices,
+ IN UINT32 *PowerCeiling,
+ IN AMD_CONFIG_PARAMS *StdHeader
+ );
+
+/// Reference to a Method.
+typedef F_TDP_LIMIT_INIT *PF_TDP_LIMIT_INIT;
+
+/**
+ * Provide the interface to the TDP limiting Family Specific Services.
+ *
+ * Use the methods or data in this struct to adapt the feature code to a specific cpu family or model (or stepping!).
+ * Each supported Family must provide an implementation for all methods in this interface, even if the
+ * implementation is a CommonReturn().
+ */
+struct _TDP_LIMIT_FAMILY_SERVICES {
+ UINT16 Revision; ///< Interface version
+ // Public Methods.
+ PF_TDP_LIMIT_IS_SUPPORTED IsTdpLimitSupported; ///< Method: Family specific call to check if TDP limiting is supported.
+ PF_TDP_LIMIT_INIT EnableTdpLimitOnSocket; ///< Method: Family specific call to enable TDP limiting.
+};
+
+
+/*----------------------------------------------------------------------------------------
+ * F U N C T I O N S P R O T O T Y P E
+ *----------------------------------------------------------------------------------------
+ */
+
+#endif // _CPU_TDP_LIMITING_H_