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Diffstat (limited to 'media/libeffects/lvm/lib/Common/src/InstAlloc.c')
| -rwxr-xr-x | media/libeffects/lvm/lib/Common/src/InstAlloc.c | 194 |
1 files changed, 194 insertions, 0 deletions
diff --git a/media/libeffects/lvm/lib/Common/src/InstAlloc.c b/media/libeffects/lvm/lib/Common/src/InstAlloc.c new file mode 100755 index 0000000..ff900e0 --- /dev/null +++ b/media/libeffects/lvm/lib/Common/src/InstAlloc.c @@ -0,0 +1,194 @@ +/* + * Copyright (C) 2004-2010 NXP Software + * Copyright (C) 2010 The Android Open Source Project + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +/************************************************************************/ +/* */ +/* $Author: beq07716 $*/ +/* $Revision: 1000 $*/ +/* $Date: 2010-06-28 13:08:20 +0200 (Mon, 28 Jun 2010) $*/ +/* */ +/************************************************************************/ + +#include "InstAlloc.h" + +/**************************************************************************************** + * Name : InstAlloc_Init() + * Input : pms - Pointer to the INST_ALLOC instance + StartAddr - Base address of the instance memory + * Returns : Error code + * Description : Initializes the instance distribution and memory size calculation function + * Remarks : + ****************************************************************************************/ + +void InstAlloc_Init( INST_ALLOC *pms, + void *StartAddr ) +{ + pms->TotalSize = 3; + pms->pNextMember = (LVM_UINT32)(((LVM_UINT32)StartAddr + 3) & 0xFFFFFFFC);/* This code will fail if the platform address space is more than 32-bits*/ +} + + +/**************************************************************************************** + * Name : InstAlloc_AddMember() + * Input : pms - Pointer to the INST_ALLOC instance + Size - The size in bytes of the new added member + * Returns : A pointer to the new added member + * Description : Allocates space for a new member in the instance memory and returns + a pointer to this new member. The start address of all members will + be 32 bit alligned. + * Remarks : + ****************************************************************************************/ + +void* InstAlloc_AddMember( INST_ALLOC *pms, + LVM_UINT32 Size ) +{ + void *NewMemberAddress; /* Variable to temporarily store the return value */ + NewMemberAddress = (void*)pms->pNextMember; + + Size = ((Size + 3) & 0xFFFFFFFC); /* Ceil the size to a multiple of four */ + + pms->TotalSize += Size; + pms->pNextMember += Size; + + return(NewMemberAddress); +} + + +/**************************************************************************************** + * Name : InstAlloc_GetTotal() + * Input : pms - Pointer to the INST_ALLOC instance + * Returns : The instance memory size + * Description : This functions returns the calculated instance memory size + * Remarks : + ****************************************************************************************/ + +LVM_UINT32 InstAlloc_GetTotal( INST_ALLOC *pms) +{ + if (pms->TotalSize > 3) + { + return(pms->TotalSize); + } + else + { + return 0; /* No memory added */ + } +} + + +void InstAlloc_InitAll( INST_ALLOC *pms, + LVM_MemoryTable_st *pMemoryTable) +{ + LVM_UINT32 StartAddr; + + StartAddr = (LVM_UINT32)pMemoryTable->Region[LVM_PERSISTENT_SLOW_DATA].pBaseAddress; + + pms[0].TotalSize = 3; + pms[0].pNextMember = (LVM_UINT32)(((LVM_UINT32)StartAddr + 3) & 0xFFFFFFFC); + + + StartAddr = (LVM_UINT32)pMemoryTable->Region[LVM_PERSISTENT_FAST_DATA].pBaseAddress; + + pms[1].TotalSize = 3; + pms[1].pNextMember = (LVM_UINT32)(((LVM_UINT32)StartAddr + 3) & 0xFFFFFFFC); + + + StartAddr = (LVM_UINT32)pMemoryTable->Region[LVM_PERSISTENT_FAST_COEF].pBaseAddress; + + pms[2].TotalSize = 3; + pms[2].pNextMember = (LVM_UINT32)(((LVM_UINT32)StartAddr + 3) & 0xFFFFFFFC); + + + StartAddr = (LVM_UINT32)pMemoryTable->Region[LVM_TEMPORARY_FAST].pBaseAddress; + + pms[3].TotalSize = 3; + pms[3].pNextMember = (LVM_UINT32)(((LVM_UINT32)StartAddr + 3) & 0xFFFFFFFC); + +} + +/**************************************************************************************** + * Name : InstAlloc_InitAll_NULL() + * Input : pms - Pointer to array of four INST_ALLOC instances + * Returns : Nothing + * Description : This function reserves Size of 3 bytes for all memory regions and + * intializes pNextMember for all regions to 0 + * Remarks : + ****************************************************************************************/ + +void InstAlloc_InitAll_NULL( INST_ALLOC *pms) +{ + pms[0].TotalSize = 3; + pms[0].pNextMember = 0; + + + pms[1].TotalSize = 3; + pms[1].pNextMember = 0; + + pms[2].TotalSize = 3; + pms[2].pNextMember = 0; + + pms[3].TotalSize = 3; + pms[3].pNextMember = 0; + +} + + +void* InstAlloc_AddMemberAll( INST_ALLOC *pms, + LVM_UINT32 Size[], + LVM_MemoryTable_st *pMemoryTable) +{ + void *NewMemberAddress; /* Variable to temporarily store the return value */ + + /* coverity[returned_pointer] Ignore coverity warning that ptr is not used */ + NewMemberAddress = InstAlloc_AddMember(&pms[LVM_PERSISTENT_SLOW_DATA], Size[LVM_PERSISTENT_SLOW_DATA]); + + pMemoryTable->Region[LVM_PERSISTENT_SLOW_DATA].Size = InstAlloc_GetTotal(&pms[LVM_PERSISTENT_SLOW_DATA]); + pMemoryTable->Region[LVM_PERSISTENT_SLOW_DATA].Type = LVM_PERSISTENT_SLOW_DATA; + pMemoryTable->Region[LVM_PERSISTENT_SLOW_DATA].pBaseAddress = LVM_NULL; + + NewMemberAddress = InstAlloc_AddMember(&pms[LVM_PERSISTENT_FAST_DATA], Size[LVM_PERSISTENT_FAST_DATA]); + + pMemoryTable->Region[LVM_PERSISTENT_FAST_DATA].Size = InstAlloc_GetTotal(&pms[LVM_PERSISTENT_FAST_DATA]); + pMemoryTable->Region[LVM_PERSISTENT_FAST_DATA].Type = LVM_PERSISTENT_FAST_DATA; + pMemoryTable->Region[LVM_PERSISTENT_FAST_DATA].pBaseAddress = LVM_NULL; + + NewMemberAddress = InstAlloc_AddMember(&pms[LVM_PERSISTENT_FAST_COEF], Size[LVM_PERSISTENT_FAST_COEF]); + + pMemoryTable->Region[LVM_PERSISTENT_FAST_COEF].Size = InstAlloc_GetTotal(&pms[LVM_PERSISTENT_FAST_COEF]); + pMemoryTable->Region[LVM_PERSISTENT_FAST_COEF].Type = LVM_PERSISTENT_FAST_COEF; + pMemoryTable->Region[LVM_PERSISTENT_FAST_COEF].pBaseAddress = LVM_NULL; + + NewMemberAddress = InstAlloc_AddMember(&pms[LVM_TEMPORARY_FAST], Size[LVM_TEMPORARY_FAST]); + + pMemoryTable->Region[LVM_TEMPORARY_FAST].Size = InstAlloc_GetTotal(&pms[LVM_TEMPORARY_FAST]); + pMemoryTable->Region[LVM_TEMPORARY_FAST].Type = LVM_TEMPORARY_FAST; + pMemoryTable->Region[LVM_TEMPORARY_FAST].pBaseAddress = LVM_NULL; + + return(NewMemberAddress); +} + + +void* InstAlloc_AddMemberAllRet( INST_ALLOC *pms, + LVM_UINT32 Size[], + void **ptr) +{ + ptr[0] = InstAlloc_AddMember(&pms[LVM_PERSISTENT_SLOW_DATA], Size[LVM_PERSISTENT_SLOW_DATA]); + ptr[1] = InstAlloc_AddMember(&pms[LVM_PERSISTENT_FAST_DATA], Size[LVM_PERSISTENT_FAST_DATA]); + ptr[2] = InstAlloc_AddMember(&pms[LVM_PERSISTENT_FAST_COEF], Size[LVM_PERSISTENT_FAST_COEF]); + ptr[3] = InstAlloc_AddMember(&pms[LVM_TEMPORARY_FAST], Size[LVM_TEMPORARY_FAST]); + + return (ptr[0]); +} |