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Diffstat (limited to 'gki/ulinux/gki_int.h')
| -rw-r--r-- | gki/ulinux/gki_int.h | 117 |
1 files changed, 117 insertions, 0 deletions
diff --git a/gki/ulinux/gki_int.h b/gki/ulinux/gki_int.h new file mode 100644 index 0000000..d1cc68c --- /dev/null +++ b/gki/ulinux/gki_int.h @@ -0,0 +1,117 @@ +/****************************************************************************** + * + * Copyright (C) 1999-2012 Broadcom Corporation + * + * 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. + * + ******************************************************************************/ +#ifndef GKI_INT_H +#define GKI_INT_H + +#include "gki_common.h" +#include <pthread.h> +#include <sys/prctl.h> + +/********************************************************************** +** OS specific definitions +*/ +/* The base priority used for pthread based GKI task. below value is to keep it retro compatible. + * It is recommended to use (GKI_MAX_TASKS+3), this will assign real time priorities GKI_MAX_TASKS- + * task_id -2 to the thread */ +#ifndef GKI_LINUX_BASE_PRIORITY +#define GKI_LINUX_BASE_PRIORITY 30 +#endif + +/* The base policy used for pthread based GKI task. the sched defines are defined here to avoid undefined values due + * to missing header file, see pthread functions! Overall it is recommend however to use SCHED_NOMRAL */ +#define GKI_SCHED_NORMAL 0 +#define GKI_SCHED_FIFO 1 +#define GKI_SCHED_RR 2 +#ifndef GKI_LINUX_BASE_POLICY +#define GKI_LINUX_BASE_POLICY GKI_SCHED_NORMAL +#endif + +/* GKI timer bases should use GKI_SCHED_FIFO to ensure the least jitter possible */ +#ifndef GKI_LINUX_TIMER_POLICY +#define GKI_LINUX_TIMER_POLICY GKI_SCHED_FIFO +#endif + +/* the GKI_timer_update() thread should have the highest real time priority to ensue correct + * timer expiry. + */ +#ifndef GKI_LINUX_TIMER_TICK_PRIORITY +#define GKI_LINUX_TIMER_TICK_PRIORITY GKI_LINUX_BASE_PRIORITY+2 +#endif + +/* the AV timer should preferably run above the gki timer tick to ensure precise AV timing + * If you observe AV jitter under have load you may increase this one */ +#ifndef GKI_LINUX_AV_TIMER_PRIORITY +#define GKI_LINUX_AV_TIMER_PRIORITY GKI_LINUX_BASE_PRIORITY+3 +#endif + +/* defines by how much the nice value of the PROCESS should be changed. Values allowed: + * -19 to +19. a negative value give higher priority to btld compared to the default nice value + * of 20. in case of SCHED_NORMAL, a level of -5 should give a good btld/bt performance. + * In case of real time scheduling, leave default value. + */ +#ifndef GKI_LINUX_DEFAULT_NICE_INC +#define GKI_LINUX_DEFAULT_NICE_INC -7 +#endif + +typedef struct +{ + pthread_mutex_t GKI_mutex; + pthread_t thread_id[GKI_MAX_TASKS]; + pthread_mutex_t thread_evt_mutex[GKI_MAX_TASKS]; + pthread_cond_t thread_evt_cond[GKI_MAX_TASKS]; + pthread_mutex_t thread_timeout_mutex[GKI_MAX_TASKS]; + pthread_cond_t thread_timeout_cond[GKI_MAX_TASKS]; + int no_timer_suspend; /* 1: no suspend, 0 stop calling GKI_timer_update() */ + pthread_mutex_t gki_timer_mutex; + pthread_cond_t gki_timer_cond; +#if (GKI_DEBUG == TRUE) + pthread_mutex_t GKI_trace_mutex; +#endif +} tGKI_OS; + +/* condition to exit or continue GKI_run() timer loop */ +#define GKI_TIMER_TICK_RUN_COND 1 +#define GKI_TIMER_TICK_STOP_COND 0 + +extern void gki_system_tick_start_stop_cback(BOOLEAN start); + +/* Contains common control block as well as OS specific variables */ +typedef struct +{ + tGKI_OS os; + tGKI_COM_CB com; +} tGKI_CB; + + +#ifdef __cplusplus +extern "C" { +#endif + +#if GKI_DYNAMIC_MEMORY == FALSE +GKI_API extern tGKI_CB gki_cb; +#else +GKI_API extern tGKI_CB *gki_cb_ptr; +#define gki_cb (*gki_cb_ptr) +#endif + +#ifdef __cplusplus +} +#endif + +#endif + |