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123 lines
3.2 KiB
123 lines
3.2 KiB
7 months ago
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/******************************************************************************
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*
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* Copyright (C) 2018 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at:
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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*****************************************************************************
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* Originally developed and contributed by Ittiam Systems Pvt. Ltd, Bangalore
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*/
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/**
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* @file mem_req_and_acq.h
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* @brief Interface for mem request, acquiring and freeing
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* @author K. J. Nitthilan
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* @version 1.0
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* @date 2009-04-21
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*/
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#ifndef _MEM_REQ_AND_ACQ_H_
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#define _MEM_REQ_AND_ACQ_H_
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typedef enum
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{
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ALIGN_BYTE = 1,
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ALIGN_WORD16 = 2,
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ALIGN_WORD32 = 4,
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ALIGN_WORD64 = 8,
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ALIGN_128_BYTE = 128
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} ITT_MEM_ALIGNMENT_TYPE_E;
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typedef enum
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{
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SCRATCH = 0,
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PERSISTENT = 1,
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WRITEONCE = 2
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} ITT_MEM_USAGE_TYPE_E;
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typedef enum
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{
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L1D = 0,
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SL2 = 1,
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DDR = 3
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} ITT_MEM_REGION_E;
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typedef enum
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{
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GET_NUM_MEMTAB = 0,
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FILL_MEMTAB = 1,
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USE_BASE = 2,
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FILL_BASE = 3
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} ITT_FUNC_TYPE_E;
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/*NOTE : This should be an exact replica of IALG_MemRec, any change in IALG_MemRec
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must be replected here*/
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typedef struct
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{
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UWORD32 u4_size; /* Size in bytes */
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WORD32 i4_alignment; /* Alignment in bytes */
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ITT_MEM_REGION_E
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e_mem_region; /* decides which memory region to be placed */
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ITT_MEM_USAGE_TYPE_E e_usage; /* memory is scratch or persistent */
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void *pv_base; /* Base pointer for allocated memory */
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} itt_memtab_t;
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static __inline void fill_memtab(
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itt_memtab_t *ps_mem_tab,
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WORD32 u4_size,
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WORD32 i4_alignment,
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ITT_MEM_USAGE_TYPE_E e_usage,
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ITT_MEM_REGION_E e_mem_region)
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{
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/* Make the size next multiple of alignment */
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WORD32 i4_aligned_size = (((u4_size) + (i4_alignment - 1)) & (~(i4_alignment - 1)));
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/* Fill the memtab */
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ps_mem_tab->u4_size = i4_aligned_size;
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ps_mem_tab->i4_alignment = i4_alignment;
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ps_mem_tab->e_usage = e_usage;
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ps_mem_tab->e_mem_region = e_mem_region;
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}
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static __inline WORD32
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use_or_fill_base(itt_memtab_t *ps_mem_tab, void **ptr_to_be_filled, ITT_FUNC_TYPE_E e_func_type)
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{
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/* Fill base for freeing the allocated memory */
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if(e_func_type == FILL_BASE)
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{
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if(ptr_to_be_filled[0] != 0)
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{
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ps_mem_tab->pv_base = ptr_to_be_filled[0];
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return (0);
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}
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else
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{
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return (-1);
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}
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}
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/* obtain the allocated memory from base pointer */
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if(e_func_type == USE_BASE)
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{
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if(ps_mem_tab->pv_base != 0)
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{
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ptr_to_be_filled[0] = ps_mem_tab->pv_base;
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return (0);
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}
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else
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{
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return (-1);
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}
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}
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return (0);
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}
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#endif /* _MEM_REQ_AND_ACQ_H_*/
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