sonic-buildimage/platform/centec/sonic-platform-modules-e582/48x6q/modules/dal_mpool.h
yangbashuang 0b3a885e39 [centec]update centec e582 platform drivers and libsai (#2043)
* update centec e582 platform drivers and libsai

* delete minigraph.xml

* remove minigraph

* update psuutil.py comments

* update device qos config file and clean minigraph
2018-11-16 09:41:39 -08:00

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1.4 KiB
C

/**
@file dal_mpool.h
@author Copyright (C) 2011 Centec Networks Inc. All rights reserved.
@date 2012-5-10
@version v2.0
This file contains the dma memory init, allocation and free APIs
*/
#ifndef _DMA_MPOOL_H
#define _DMA_MPOOL_H
#ifdef __cplusplus
extern "C" {
#endif
#define DAL_MPOOL_MAX_DESX_SIZE (1024*1024)
enum dal_mpool_type_e
{
DAL_MPOOL_TYPE_USELESS, /* just compatible with GB */
DAL_MPOOL_TYPE_DESC, /* dma mpool op for desc */
DAL_MPOOL_TYPE_DATA /* dma mpool op for data */
};
typedef enum dal_mpool_type_e dal_mpool_type_t;
struct dal_mpool_mem_s
{
unsigned char* address;
int size;
int type;
struct dal_mpool_mem_s* next;
};
typedef struct dal_mpool_mem_s dal_mpool_mem_t;
/**
@brief This function is to alloc dma memory
@param[in] size size of memory
@return NULL
*/
extern int
dal_mpool_init(void);
extern dal_mpool_mem_t*
dal_mpool_create(unsigned char lchip, void* base_ptr, int size);
extern void*
dal_mpool_alloc(unsigned char lchip, dal_mpool_mem_t* pool, int size, int type);
extern void
dal_mpool_free(unsigned char lchip, dal_mpool_mem_t* pool, void* addr);
extern int
dal_mpool_destroy(unsigned char lchip, dal_mpool_mem_t* pool);
extern int
dal_mpool_usage(dal_mpool_mem_t* pool, int type);
extern int
dal_mpool_debug(dal_mpool_mem_t* pool);
#ifdef __cplusplus
}
#endif
#endif /* !_DMA_MPOOL_H */