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/*
* Copyright (C) 2010-2011 ARM Limited. All rights reserved.
*
* This program is free software and is provided to you under the terms of the GNU General Public License version 2
* as published by the Free Software Foundation, and any use by you of this program is subject to the terms of such GNU licence.
*
* A copy of the licence is included with the program, and can also be obtained from Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
/**
* @file ump_kernel_memory_mapping.h
*/
#ifndef __UMP_KERNEL_MEMORY_BACKEND_H__
#define __UMP_KERNEL_MEMORY_BACKEND_H__
#include "ump_kernel_interface.h"
#include "ump_kernel_types.h"
typedef struct ump_memory_allocation
{
void * phys_addr;
void * mapping;
unsigned long size;
ump_dd_handle handle;
void * process_mapping_info;
u32 cookie; /**< necessary on some U/K interface implementations */
struct ump_session_data * ump_session; /**< Session that this allocation belongs to */
_mali_osk_list_t list; /**< List for linking together memory allocations into the session's memory head */
u32 is_cached;
} ump_memory_allocation;
typedef struct ump_memory_backend
{
int (*allocate)(void* ctx, ump_dd_mem * descriptor);
void (*release)(void* ctx, ump_dd_mem * descriptor);
void (*shutdown)(struct ump_memory_backend * backend);
u32 (*stat)(struct ump_memory_backend *backend);
int (*pre_allocate_physical_check)(void *ctx, u32 size);
u32 (*adjust_to_mali_phys)(void *ctx, u32 cpu_phys);
/* MALI_SEC */
void *(*get)(ump_dd_mem *mem, void *args);
void (*set)(ump_dd_mem *mem, void *args);
void * ctx;
} ump_memory_backend;
ump_memory_backend * ump_memory_backend_create ( void );
void ump_memory_backend_destroy( void );
#endif /*__UMP_KERNEL_MEMORY_BACKEND_H__ */
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