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// SPDX-License-Identifier: BSD-2-Clause
/*
* Copyright (c) 2014, STMicroelectronics International N.V.
*/
#include "mpa.h"
/*
* mpa_init_static
*/
void mpa_init_static(mpanum src, uint32_t len)
{
src->alloc = U32_TO_ASIZE(len - MPA_NUMBASE_METADATA_SIZE_IN_U32);
src->size = 0;
if (src->alloc > 0)
src->d[0] = 0;
}
/*------------------------------------------------------------
*
* mpa_InitStaticFMMContext
*
*/
void mpa_init_static_fmm_context(mpa_fmm_context_base *context, uint32_t len)
{
mpa_asize_t m_alloc;
m_alloc =
U32_TO_ASIZE((mpa_asize_t) len -
(mpa_asize_t) MPA_FMM_CONTEXT_METADATA_SIZE_IN_U32);
/* clear the array before halfing into r and r2 */
mpa_memset(context->m, 0, m_alloc * BYTES_PER_WORD);
m_alloc /= 2;
/* setup context content */
context->n_inv = 0;
context->r_ptr = (void *)context->m;
context->r_ptr->alloc =
m_alloc - U32_TO_ASIZE(MPA_NUMBASE_METADATA_SIZE_IN_U32);
context->r_ptr->size = 0;
context->r2_ptr = (void *)(context->m + m_alloc);
context->r2_ptr->alloc =
m_alloc - U32_TO_ASIZE(MPA_NUMBASE_METADATA_SIZE_IN_U32);
context->r2_ptr->size = 0;
}
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