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/*
* Copyright (C) 2010-2011 ARM Limited. All rights reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/**
* @file ump_arch.h
*
* Header file for the arch dependent backend, which will do the communication with the UMP device driver.
*/
#ifndef _UNIFIED_MEMORY_PROVIDER_ARCH_H_
#define _UNIFIED_MEMORY_PROVIDER_ARCH_H_
#include <ump/ump.h>
#include <ump/ump_ref_drv.h>
#include "ump_internal.h"
#ifdef __cplusplus
extern "C" {
#endif
/** Open UMP interface. */
ump_result ump_arch_open(void);
/** Close UMP interface. */
void ump_arch_close(void);
/** Allocate UMP memory. */
ump_secure_id ump_arch_allocate(unsigned long * size, ump_alloc_constraints constraints);
/** Query size of specified UMP memory, in bytes. */
unsigned long ump_arch_size_get(ump_secure_id secure_id);
/** Release a reference from specified UMP memory. */
void ump_arch_reference_release(ump_secure_id secure_id);
/** Map specified UMP memory into CPU address space */
void* ump_arch_map(ump_secure_id secure_id, unsigned long size, ump_cache_enabled cache, unsigned long *cookie_out);
/** Unmap specified UMP memory from CPU adderss space */
void ump_arch_unmap(void* mapping, unsigned long size, unsigned long cookie);
/** Memory synchronization - cache flushing of mapped memory
* @return Is_cached: 1==True 0==NonCached */
int ump_arch_msync(ump_secure_id secure_id, void* mapping, unsigned long cookie, void * address, unsigned long size, ump_cpu_msync_op op);
#ifdef __cplusplus
}
#endif
#endif /* _UNIFIED_MEMORY_PROVIDER_ARCH_H_ */
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