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/* Copyright (c) 2013, Linaro Limited
* All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
/**
* @file
*
* ODP buffer pool - internal header
*/
#ifndef ODP_POOL_INTERNAL_H_
#define ODP_POOL_INTERNAL_H_
#ifdef __cplusplus
extern "C" {
#endif
#include <odp/api/shared_memory.h>
#include <odp/api/ticketlock.h>
#include <odp_buffer_internal.h>
#include <odp_config_internal.h>
#include <odp_ring_internal.h>
#include <odp/api/plat/strong_types.h>
typedef struct pool_cache_t {
uint32_t num;
uint32_t buf_index[CONFIG_POOL_CACHE_SIZE];
} pool_cache_t ODP_ALIGNED_CACHE;
/* Buffer header ring */
typedef struct {
/* Ring header */
ring_t hdr;
/* Ring data: buffer handles */
uint32_t buf[CONFIG_POOL_MAX_NUM];
} pool_ring_t ODP_ALIGNED_CACHE;
/* Callback function for pool destroy */
typedef void (*pool_destroy_cb_fn)(void *pool);
typedef struct pool_t {
odp_ticketlock_t lock ODP_ALIGNED_CACHE;
char name[ODP_POOL_NAME_LEN];
odp_pool_param_t params;
odp_pool_t pool_hdl;
uint32_t pool_idx;
uint32_t ring_mask;
odp_shm_t shm;
odp_shm_t uarea_shm;
int reserved;
uint32_t num;
uint32_t align;
uint32_t headroom;
uint32_t tailroom;
uint32_t data_size;
uint32_t max_len;
uint32_t max_seg_len;
uint32_t uarea_size;
uint32_t block_size;
uint32_t shm_size;
uint32_t uarea_shm_size;
uint8_t *base_addr;
uint8_t *uarea_base_addr;
/* Used by DPDK zero-copy pktio */
uint8_t mem_from_huge_pages;
pool_destroy_cb_fn ext_destroy;
void *ext_desc;
pool_cache_t local_cache[ODP_THREAD_COUNT_MAX];
odp_shm_t ring_shm;
pool_ring_t *ring;
} pool_t;
typedef struct pool_table_t {
pool_t pool[ODP_CONFIG_POOLS];
odp_shm_t shm;
} pool_table_t;
extern pool_table_t *pool_tbl;
static inline pool_t *pool_entry(uint32_t pool_idx)
{
return &pool_tbl->pool[pool_idx];
}
static inline pool_t *pool_entry_from_hdl(odp_pool_t pool_hdl)
{
return &pool_tbl->pool[_odp_typeval(pool_hdl)];
}
static inline odp_buffer_hdr_t *buf_hdl_to_hdr(odp_buffer_t buf)
{
return (odp_buffer_hdr_t *)(uintptr_t)buf;
}
int buffer_alloc_multi(pool_t *pool, odp_buffer_hdr_t *buf_hdr[], int num);
void buffer_free_multi(odp_buffer_hdr_t *buf_hdr[], int num_free);
#ifdef __cplusplus
}
#endif
#endif
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