| 1 | /*************************************************************** |
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| 2 | ** |
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| 3 | ** Broadcom Corp. Confidential |
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| 4 | ** Copyright 1998-2000 Broadcom Corp. All Rights Reserved. |
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| 5 | ** |
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| 6 | ** THIS SOFTWARE MAY ONLY BE USED SUBJECT TO AN EXECUTED |
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| 7 | ** SOFTWARE LICENSE AGREEMENT BETWEEN THE USER AND BROADCOM. |
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| 8 | ** YOU HAVE NO RIGHT TO USE OR EXPLOIT THIS MATERIAL EXCEPT |
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| 9 | ** SUBJECT TO THE TERMS OF SUCH AN AGREEMENT. |
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| 10 | ** |
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| 11 | ** File: bapp_task.h |
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| 12 | ** Description: Encapsulate OS functions. |
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| 13 | ** |
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| 14 | ** Created: Mon Sep 25 18:12:35 PDT 2006 by Jeff Fisher |
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| 15 | ** |
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| 16 | ****************************************************************/ |
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| 17 | |
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| 18 | #ifndef __BAPP_TASK_H__ |
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| 19 | #define __BAPP_TASK_H__ |
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| 20 | |
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| 21 | #include "bapp_types.h" |
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| 22 | #include "bapp_task_priorities.h" |
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| 23 | |
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| 24 | |
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| 25 | #define TICKS_TO_MS(ticks) ((ticks) * 1000/g_ticks_per_second) |
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| 26 | #define MS_TO_TICKS(x) (((x) * g_ticks_per_second)/ 1000) |
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| 27 | |
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| 28 | typedef struct bapp_task_params |
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| 29 | { |
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| 30 | int priority; /* 0 is highest, 63 lowest */ |
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| 31 | unsigned int stack_size; /* stack size in words */ |
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| 32 | unsigned int *stack; /* buffer to be used for thread stack */ |
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| 33 | const char *name; /* thread name */ |
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| 34 | } bapp_task_params; |
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| 35 | |
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| 36 | typedef struct bapp_task *bapp_task_t; |
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| 37 | typedef struct bapp_task_queue *bapp_task_queue_t ; |
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| 38 | typedef struct bapp_task_event *bapp_task_event_t; |
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| 39 | typedef struct bapp_task_mutex *bapp_task_mutex_t; |
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| 40 | |
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| 41 | |
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| 42 | |
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| 43 | typedef void (*bapp_task_func)(void *pd); |
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| 44 | |
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| 45 | #ifdef __cplusplus |
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| 46 | extern "C" { |
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| 47 | #endif |
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| 48 | |
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| 49 | void bapp_task_init(void); |
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| 50 | void bapp_task_start(void); |
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| 51 | bapp_result_t bapp_task_start_task( bapp_task_t *handle, |
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| 52 | const bapp_task_params *params, |
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| 53 | bapp_task_func func, |
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| 54 | void *data ); |
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| 55 | void bapp_task_stop_task(bapp_task_t handle); |
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| 56 | bapp_result_t bapp_task_create_queue( bapp_task_queue_t *handle, |
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| 57 | bapp_task_event_t *events, |
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| 58 | int num_events ); |
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| 59 | void bapp_task_delete_queue( bapp_task_queue_t handle ); |
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| 60 | bapp_result_t bapp_task_post_event( bapp_task_queue_t handle, |
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| 61 | bapp_task_event_t event ); |
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| 62 | bapp_task_event_t bapp_task_pend_event( bapp_task_queue_t handle, |
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| 63 | int timeout_ms ); |
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| 64 | void bapp_task_reset_queue( bapp_task_queue_t handle); |
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| 65 | bapp_result_t bapp_task_create_mutex( bapp_task_mutex_t *handle ); |
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| 66 | void bapp_task_delete_mutex( bapp_task_mutex_t handle ); |
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| 67 | bapp_result_t bapp_task_acquire_mutex( bapp_task_mutex_t handle, |
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| 68 | int timeout_ms ); |
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| 69 | bapp_result_t bapp_task_release_mutex( bapp_task_mutex_t handle ); |
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| 70 | void bapp_task_sleep( unsigned int sleep_ms ); |
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| 71 | unsigned int bapp_task_getticks( void ); |
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| 72 | unsigned int bapp_task_enter_critical(void); |
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| 73 | void bapp_task_exit_critical(unsigned int flags); |
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| 74 | |
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| 75 | extern int g_ticks_per_second; |
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| 76 | #ifdef __cplusplus |
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| 77 | } |
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| 78 | #endif |
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| 79 | |
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| 80 | #endif /* __BAPP_TASK_H__ */ |
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