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/*
* Copyright 2008 Sony Corporation of America
*
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this Library and associated documentation files (the
* "Library"), to deal in the Library without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Library, and to
* permit persons to whom the Library is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Library.
*
* If you modify the Library, you may copy and distribute your modified
* version of the Library in object code or as an executable provided
* that you also do one of the following:
*
* Accompany the modified version of the Library with the complete
* corresponding machine-readable source code for the modified version
* of the Library; or,
*
* Accompany the modified version of the Library with a written offer
* for a complete machine-readable copy of the corresponding source
* code of the modified version of the Library.
*
*
* THE LIBRARY IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
* LIBRARY OR THE USE OR OTHER DEALINGS IN THE LIBRARY.
*/
#ifndef MARS_CONTEXT_INTERNAL_TYPES_H
#define MARS_CONTEXT_INTERNAL_TYPES_H
#include <stdint.h>
#ifdef HAVE_PTHREAD_H
#include <pthread.h>
#endif
#define MARS_SHARED_CONTEXT_MAX 16
#ifdef HAVE_LIBSPE2
typedef pthread_t mars_mpu_context_t;
#endif
#ifdef HAVE_LIBPTHREAD
typedef pthread_mutex_t mars_host_mutex_t;
typedef pthread_t mars_callback_t;
#endif
struct mars_context {
/* parameters for the MARS kernel */
uint64_t kernel_params_ea;
/* workload queue where workloads are added */
uint64_t workload_queue_ea;
/* callback queue where host callback requests are added */
uint64_t callback_queue_ea;
/* reference count */
uint32_t reference_count;
/* num of mpu context threads */
uint32_t mpu_context_count;
/* array of mpu contexts */
mars_mpu_context_t *mpu_contexts;
/* callback handler */
mars_callback_t callback_handler;
};
int mars_mpu_max(int *num);
int mars_mpu_run(mars_mpu_context_t *mpu, uint64_t params_ea);
int mars_mpu_wait(mars_mpu_context_t *mpu);
int mars_shared_context_get(struct mars_context **mars);
int mars_shared_context_register(struct mars_context *mars);
int mars_shared_context_unregister(struct mars_context *mars);
int mars_workload_queue_create(struct mars_context *mars);
int mars_workload_queue_destroy(struct mars_context *mars);
int mars_workload_queue_exit(struct mars_context *mars);
int mars_callback_queue_create(struct mars_context *mars);
int mars_callback_queue_destroy(struct mars_context *mars);
int mars_callback_queue_exit(struct mars_context *mars);
int mars_host_mutex_lock(mars_host_mutex_t *mutex);
int mars_host_mutex_unlock(mars_host_mutex_t *mutex);
extern mars_host_mutex_t mars_shared_context_lock;
#endif
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