diff options
Diffstat (limited to 'src/vendorcode/amd/agesa/f12/Proc/GNB/Modules/GnbCommonLib/GnbLibHeap.c')
-rwxr-xr-x | src/vendorcode/amd/agesa/f12/Proc/GNB/Modules/GnbCommonLib/GnbLibHeap.c | 159 |
1 files changed, 159 insertions, 0 deletions
diff --git a/src/vendorcode/amd/agesa/f12/Proc/GNB/Modules/GnbCommonLib/GnbLibHeap.c b/src/vendorcode/amd/agesa/f12/Proc/GNB/Modules/GnbCommonLib/GnbLibHeap.c new file mode 100755 index 0000000000..b1f36c3255 --- /dev/null +++ b/src/vendorcode/amd/agesa/f12/Proc/GNB/Modules/GnbCommonLib/GnbLibHeap.c @@ -0,0 +1,159 @@ +/* $NoKeywords:$ */ +/** + * @file + * + * Service procedure to access heap. + * + * + * + * @xrefitem bom "File Content Label" "Release Content" + * @e project: AGESA + * @e sub-project: GNB + * @e \$Revision: 49532 $ @e \$Date: 2011-03-25 02:54:43 +0800 (Fri, 25 Mar 2011) $ + * + */ +/* +***************************************************************************** +* +* 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 "Porting.h" +#include "AMD.h" +#include "amdlib.h" +#include "heapManager.h" +#include "GnbLibPciAcc.h" +#include "GnbLibHeap.h" +#include "Filecode.h" +#define FILECODE PROC_GNB_MODULES_GNBCOMMONLIB_GNBLIBHEAP_FILECODE +/*---------------------------------------------------------------------------------------- + * 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 + *---------------------------------------------------------------------------------------- + */ + + +/*---------------------------------------------------------------------------------------*/ +/** + * Allocates space for a new buffer in the heap + * + * + * @param[in] Handle Buffer handle + * @param[in] Length Buffer length + * @param[in] StdHeader Standard configuration header + * + * @retval NULL Buffer allocation fail + * + */ + +VOID * +GnbAllocateHeapBuffer ( + IN UINT32 Handle, + IN UINTN Length, + IN AMD_CONFIG_PARAMS *StdHeader + ) +{ + AGESA_STATUS Status; + ALLOCATE_HEAP_PARAMS AllocHeapParams; + + AllocHeapParams.RequestedBufferSize = (UINT32) Length; + AllocHeapParams.BufferHandle = Handle; + AllocHeapParams.Persist = HEAP_SYSTEM_MEM; + Status = HeapAllocateBuffer (&AllocHeapParams, StdHeader); + if (Status != AGESA_SUCCESS) { + return NULL; + } + return AllocHeapParams.BufferPtr; +} + + +/*---------------------------------------------------------------------------------------*/ +/** + * Allocates space for a new buffer in the heap and clear it + * + * + * @param[in] Handle Buffer handle + * @param[in] Length Buffer length + * @param[in] StdHeader Standard configuration header + * + * @retval NULL Buffer allocation fail + * + */ + +VOID * +GnbAllocateHeapBufferAndClear ( + IN UINT32 Handle, + IN UINTN Length, + IN AMD_CONFIG_PARAMS *StdHeader + ) +{ + VOID *Buffer; + Buffer = GnbAllocateHeapBuffer (Handle, Length, StdHeader); + if (Buffer != NULL) { + LibAmdMemFill (Buffer, 0x00, Length, StdHeader); + } + return Buffer; +} + +/*---------------------------------------------------------------------------------------*/ +/** + * Locates a previously allocated buffer on the heap. + * + * + * @param[in] Handle Buffer handle + * @param[in] StdHeader Standard configuration header + * + * @retval NULL Buffer handle not found + * + */ + +VOID * +GnbLocateHeapBuffer ( + IN UINT32 Handle, + IN AMD_CONFIG_PARAMS *StdHeader + ) +{ + AGESA_STATUS Status; + LOCATE_HEAP_PTR LocHeapParams; + LocHeapParams.BufferHandle = Handle; + Status = HeapLocateBuffer (&LocHeapParams, StdHeader); + if (Status != AGESA_SUCCESS) { + return NULL; + } + return LocHeapParams.BufferPtr; +} + |