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Diffstat (limited to 'bta/sys/bta_sys_main.c')
| -rw-r--r-- | bta/sys/bta_sys_main.c | 722 |
1 files changed, 722 insertions, 0 deletions
diff --git a/bta/sys/bta_sys_main.c b/bta/sys/bta_sys_main.c new file mode 100644 index 0000000..c1554bb --- /dev/null +++ b/bta/sys/bta_sys_main.c @@ -0,0 +1,722 @@ +/****************************************************************************** + * + * Copyright (C) 2003-2012 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. + * + ******************************************************************************/ + +/****************************************************************************** + * + * This is the main implementation file for the BTA system manager. + * + ******************************************************************************/ + +#include "btm_api.h" +#include "bta_api.h" +#include "bta_sys.h" +#include "bta_sys_int.h" +#include "bta_sys_ci.h" +#include "bta_sys_co.h" +#if BTA_FM_INCLUDED == TRUE +#include "bta_fm_api.h" +#endif +#if BTA_FMTX_INCLUDED == TRUE +#include "bta_fmtx_api.h" +#endif +#if GPS_INCLUDED == TRUE +#include "bta_gps_api.h" +#endif + +#include "gki.h" +#include "ptim.h" +#include <string.h> +#if( defined BTA_AR_INCLUDED ) && (BTA_AR_INCLUDED == TRUE) +#include "bta_ar_api.h" +#endif + +/* protocol timer update period, in milliseconds */ +#ifndef BTA_SYS_TIMER_PERIOD +#define BTA_SYS_TIMER_PERIOD 1000 +#endif + +/* system manager control block definition */ +#if BTA_DYNAMIC_MEMORY == FALSE +tBTA_SYS_CB bta_sys_cb; +#endif + +/* trace level */ +/* TODO Bluedroid - Hard-coded trace levels - Needs to be configurable */ +UINT8 appl_trace_level = BT_TRACE_LEVEL_DEBUG; //APPL_INITIAL_TRACE_LEVEL; +UINT8 btif_trace_level = BT_TRACE_LEVEL_DEBUG; + +static const tBTA_SYS_REG bta_sys_hw_reg = +{ + bta_sys_sm_execute, + NULL +}; + + +/* type for action functions */ +typedef void (*tBTA_SYS_ACTION)(tBTA_SYS_HW_MSG *p_data); + +/* action function list */ +const tBTA_SYS_ACTION bta_sys_action[] = +{ + /* device manager local device API events - cf bta_sys.h for events */ + bta_sys_hw_api_enable, /* 0 BTA_SYS_HW_API_ENABLE_EVT */ + bta_sys_hw_evt_enabled, /* 1 BTA_SYS_HW_EVT_ENABLED_EVT */ + bta_sys_hw_evt_stack_enabled, /* 2 BTA_SYS_HW_EVT_STACK_ENABLED_EVT */ + bta_sys_hw_api_disable, /* 3 BTA_SYS_HW_API_DISABLE_EVT */ + bta_sys_hw_evt_disabled, /* 4 BTA_SYS_HW_EVT_DISABLED_EVT */ + bta_sys_hw_error /* 5 BTA_SYS_HW_ERROR_EVT */ +}; + +/* state machine action enumeration list */ +enum +{ + /* device manager local device API events */ + BTA_SYS_HW_API_ENABLE, + BTA_SYS_HW_EVT_ENABLED, + BTA_SYS_HW_EVT_STACK_ENABLED, + BTA_SYS_HW_API_DISABLE, + BTA_SYS_HW_EVT_DISABLED, + BTA_SYS_HW_ERROR +}; + +#define BTA_SYS_NUM_ACTIONS (BTA_SYS_MAX_EVT & 0x00ff) +#define BTA_SYS_IGNORE BTA_SYS_NUM_ACTIONS + +/* state table information */ +#define BTA_SYS_ACTIONS 2 /* number of actions */ +#define BTA_SYS_NEXT_STATE 2 /* position of next state */ +#define BTA_SYS_NUM_COLS 3 /* number of columns in state tables */ + + +/* state table for OFF state */ +const UINT8 bta_sys_hw_off[][BTA_SYS_NUM_COLS] = +{ +/* Event Action 1 Action 2 Next State */ +/* API_ENABLE */ {BTA_SYS_HW_API_ENABLE, BTA_SYS_IGNORE, BTA_SYS_HW_STARTING}, +/* EVT_ENABLED */ {BTA_SYS_IGNORE, BTA_SYS_IGNORE, BTA_SYS_HW_STARTING}, +/* STACK_ENABLED */ {BTA_SYS_IGNORE, BTA_SYS_IGNORE, BTA_SYS_HW_ON}, +/* API_DISABLE */ {BTA_SYS_HW_EVT_DISABLED, BTA_SYS_IGNORE, BTA_SYS_HW_OFF}, +/* EVT_DISABLED */ {BTA_SYS_IGNORE, BTA_SYS_IGNORE, BTA_SYS_HW_OFF}, +/* EVT_ERROR */ {BTA_SYS_IGNORE, BTA_SYS_IGNORE, BTA_SYS_HW_OFF} +}; + +const UINT8 bta_sys_hw_starting[][BTA_SYS_NUM_COLS] = +{ +/* Event Action 1 Action 2 Next State */ +/* API_ENABLE */ {BTA_SYS_IGNORE, BTA_SYS_IGNORE, BTA_SYS_HW_STARTING}, /* wait for completion event */ +/* EVT_ENABLED */ {BTA_SYS_HW_EVT_ENABLED, BTA_SYS_IGNORE, BTA_SYS_HW_STARTING}, +/* STACK_ENABLED */ {BTA_SYS_HW_EVT_STACK_ENABLED, BTA_SYS_IGNORE, BTA_SYS_HW_ON}, +/* API_DISABLE */ {BTA_SYS_IGNORE, BTA_SYS_IGNORE, BTA_SYS_HW_STOPPING}, /* successive disable/enable: change state wait for completion to disable */ +/* EVT_DISABLED */ {BTA_SYS_HW_EVT_DISABLED, BTA_SYS_HW_API_ENABLE, BTA_SYS_HW_STARTING}, /* successive enable/disable: notify, then restart HW */ +/* EVT_ERROR */ {BTA_SYS_HW_ERROR, BTA_SYS_IGNORE, BTA_SYS_HW_ON} +}; + +const UINT8 bta_sys_hw_on[][BTA_SYS_NUM_COLS] = +{ +/* Event Action 1 Action 2 Next State */ +/* API_ENABLE */ {BTA_SYS_HW_API_ENABLE, BTA_SYS_IGNORE, BTA_SYS_HW_ON}, +/* EVT_ENABLED */ {BTA_SYS_IGNORE, BTA_SYS_IGNORE, BTA_SYS_HW_ON}, +/* STACK_ENABLED */ {BTA_SYS_IGNORE, BTA_SYS_IGNORE, BTA_SYS_HW_ON}, +/* API_DISABLE */ {BTA_SYS_HW_API_DISABLE, BTA_SYS_IGNORE, BTA_SYS_HW_ON}, /* don't change the state here, as some other modules might be active */ +/* EVT_DISABLED */ {BTA_SYS_HW_ERROR, BTA_SYS_IGNORE, BTA_SYS_HW_ON}, +/* EVT_ERROR */ {BTA_SYS_HW_ERROR, BTA_SYS_IGNORE, BTA_SYS_HW_ON} +}; + +const UINT8 bta_sys_hw_stopping[][BTA_SYS_NUM_COLS] = +{ +/* Event Action 1 Action 2 Next State */ +/* API_ENABLE */ {BTA_SYS_IGNORE, BTA_SYS_IGNORE, BTA_SYS_HW_STARTING}, /* change state, and wait for completion event to enable */ +/* EVT_ENABLED */ {BTA_SYS_HW_EVT_ENABLED, BTA_SYS_IGNORE, BTA_SYS_HW_STOPPING}, /* successive enable/disable: finish the enable before disabling */ +/* STACK_ENABLED */ {BTA_SYS_HW_EVT_STACK_ENABLED, BTA_SYS_HW_API_DISABLE, BTA_SYS_HW_STOPPING}, /* successive enable/disable: notify, then stop */ +/* API_DISABLE */ {BTA_SYS_IGNORE, BTA_SYS_IGNORE, BTA_SYS_HW_STOPPING}, /* wait for completion event */ +/* EVT_DISABLED */ {BTA_SYS_HW_EVT_DISABLED, BTA_SYS_IGNORE, BTA_SYS_HW_OFF}, +/* EVT_ERROR */ {BTA_SYS_HW_API_DISABLE, BTA_SYS_IGNORE, BTA_SYS_HW_STOPPING} +}; + +typedef const UINT8 (*tBTA_SYS_ST_TBL)[BTA_SYS_NUM_COLS]; + +/* state table */ +const tBTA_SYS_ST_TBL bta_sys_st_tbl[] = { + bta_sys_hw_off, + bta_sys_hw_starting, + bta_sys_hw_on, + bta_sys_hw_stopping +}; + +/******************************************************************************* +** +** Function bta_sys_init +** +** Description BTA initialization; called from task initialization. +** +** +** Returns void +** +*******************************************************************************/ +BTA_API void bta_sys_init(void) +{ + memset(&bta_sys_cb, 0, sizeof(tBTA_SYS_CB)); + ptim_init(&bta_sys_cb.ptim_cb, BTA_SYS_TIMER_PERIOD, p_bta_sys_cfg->timer); + bta_sys_cb.task_id = GKI_get_taskid(); + appl_trace_level = p_bta_sys_cfg->trace_level; + + /* register BTA SYS message handler */ + bta_sys_register( BTA_ID_SYS, &bta_sys_hw_reg); + + /* register for BTM notifications */ + BTM_RegisterForDeviceStatusNotif ((tBTM_DEV_STATUS_CB*)&bta_sys_hw_btm_cback ); + +#if( defined BTA_AR_INCLUDED ) && (BTA_AR_INCLUDED == TRUE) + bta_ar_init(); +#endif + +} + +/******************************************************************************* +** +** Function bta_dm_sm_execute +** +** Description State machine event handling function for DM +** +** +** Returns void +** +*******************************************************************************/ +BOOLEAN bta_sys_sm_execute(BT_HDR *p_msg) +{ + BOOLEAN freebuf = TRUE; + tBTA_SYS_ST_TBL state_table; + UINT8 action; + int i; + + APPL_TRACE_EVENT2("bta_sys_sm_execute state:%d, event:0x%x", bta_sys_cb.state, p_msg->event); + + /* look up the state table for the current state */ + state_table = bta_sys_st_tbl[bta_sys_cb.state]; + /* update state */ + bta_sys_cb.state = state_table[p_msg->event & 0x00ff][BTA_SYS_NEXT_STATE]; + + /* execute action functions */ + for (i = 0; i < BTA_SYS_ACTIONS; i++) + { + if ((action = state_table[p_msg->event & 0x00ff][i]) != BTA_SYS_IGNORE) + { + (*bta_sys_action[action])( (tBTA_SYS_HW_MSG*) p_msg); + } + else + { + break; + } + } + return freebuf; + +} + + +void bta_sys_hw_register( tBTA_SYS_HW_MODULE module, tBTA_SYS_HW_CBACK *cback) +{ + bta_sys_cb.sys_hw_cback[module]=cback; +} + + +void bta_sys_hw_unregister( tBTA_SYS_HW_MODULE module ) +{ + bta_sys_cb.sys_hw_cback[module]=NULL; +} + +/******************************************************************************* +** +** Function bta_sys_hw_btm_cback +** +** Description This function is registered by BTA SYS to BTM in order to get status notifications +** +** +** Returns +** +*******************************************************************************/ +void bta_sys_hw_btm_cback( tBTM_DEV_STATUS status ) +{ + + tBTA_SYS_HW_MSG *sys_event; + + APPL_TRACE_DEBUG1(" bta_sys_hw_btm_cback was called with parameter: %i" , status ); + + /* send a message to BTA SYS */ + if ((sys_event = (tBTA_SYS_HW_MSG *) GKI_getbuf(sizeof(tBTA_SYS_HW_MSG))) != NULL) + { + if (status == BTM_DEV_STATUS_UP) + sys_event->hdr.event = BTA_SYS_EVT_STACK_ENABLED_EVT; + else if (status == BTM_DEV_STATUS_DOWN) + sys_event->hdr.event = BTA_SYS_ERROR_EVT; + else + { + /* BTM_DEV_STATUS_CMD_TOUT is ignored for now. */ + GKI_freebuf (sys_event); + sys_event = NULL; + } + + if (sys_event) + { + bta_sys_sendmsg(sys_event); + } + } + else + { + APPL_TRACE_DEBUG0("ERROR bta_sys_hw_btm_cback couldn't send msg" ); + } +} + + + +/******************************************************************************* +** +** Function bta_sys_hw_error +** +** Description In case the HW device stops answering... Try to turn it off, then re-enable all +** previously active SW modules. +** +** Returns success or failure +** +*******************************************************************************/ +void bta_sys_hw_error(tBTA_SYS_HW_MSG *p_sys_hw_msg) +{ + + UINT8 module_index; + + APPL_TRACE_DEBUG1("%s", __FUNCTION__); + + for (module_index = 0; module_index < BTA_SYS_MAX_HW_MODULES; module_index++) + { + if( bta_sys_cb.sys_hw_module_active & ((UINT32)1 << module_index )) { + switch( module_index) + { + case BTA_SYS_HW_BLUETOOTH: + /* Send BTA_SYS_HW_ERROR_EVT to DM */ + if (bta_sys_cb.sys_hw_cback[module_index] != NULL) + bta_sys_cb.sys_hw_cback[module_index] (BTA_SYS_HW_ERROR_EVT); + break; + default: + /* not yet supported */ + break; + } + } + } +} + + + +/******************************************************************************* +** +** Function bta_sys_hw_enable +** +** Description this function is called after API enable and HW has been turned on +** +** +** Returns success or failure +** +*******************************************************************************/ + +void bta_sys_hw_api_enable( tBTA_SYS_HW_MSG *p_sys_hw_msg ) +{ + if ((!bta_sys_cb.sys_hw_module_active) && (bta_sys_cb.state != BTA_SYS_HW_ON)) + { + /* register which HW module was turned on */ + bta_sys_cb.sys_hw_module_active |= ((UINT32)1 << p_sys_hw_msg->hw_module ); + + /* use call-out to power-up HW */ + bta_sys_hw_co_enable(p_sys_hw_msg->hw_module); + } + else + { + /* register which HW module was turned on */ + bta_sys_cb.sys_hw_module_active |= ((UINT32)1 << p_sys_hw_msg->hw_module ); + + /* HW already in use, so directly notify the caller */ + if (bta_sys_cb.sys_hw_cback[p_sys_hw_msg->hw_module ]!= NULL ) + bta_sys_cb.sys_hw_cback[p_sys_hw_msg->hw_module ]( BTA_SYS_HW_ON_EVT ); + } + + APPL_TRACE_EVENT2 ("bta_sys_hw_api_enable for %d, active modules 0x%04X", + p_sys_hw_msg->hw_module, bta_sys_cb.sys_hw_module_active); + +} + +/******************************************************************************* +** +** Function bta_sys_hw_disable +** +** Description if no other module is using the HW, this function will call ( if defined ) a user-macro to turn off the HW +** +** +** Returns success or failure +** +*******************************************************************************/ +void bta_sys_hw_api_disable(tBTA_SYS_HW_MSG *p_sys_hw_msg) +{ + APPL_TRACE_DEBUG2("bta_sys_hw_api_disable for %d, active modules: 0x%04X", + p_sys_hw_msg->hw_module, bta_sys_cb.sys_hw_module_active ); + + /* make sure the related SW blocks were stopped */ + bta_sys_disable( p_sys_hw_msg->hw_module ); + + + /* register which module we turn off */ + bta_sys_cb.sys_hw_module_active &= ~((UINT32)1 << p_sys_hw_msg->hw_module ); + + + /* if there are still some SW modules using the HW, just provide an answer to the calling */ + if( bta_sys_cb.sys_hw_module_active != 0 ) + { + /* if there are still some SW modules using the HW, directly notify the caller */ + if( bta_sys_cb.sys_hw_cback[p_sys_hw_msg->hw_module ]!= NULL ) + bta_sys_cb.sys_hw_cback[p_sys_hw_msg->hw_module ]( BTA_SYS_HW_OFF_EVT ); + } + else + { + /* manually update the state of our system */ + bta_sys_cb.state = BTA_SYS_HW_STOPPING; + /* and use the call-out to disable HW */ + bta_sys_hw_co_disable(p_sys_hw_msg->hw_module); + } + +} + + +/******************************************************************************* +** +** Function bta_sys_hw_event_enabled +** +** Description +** +** +** Returns success or failure +** +*******************************************************************************/ +void bta_sys_hw_evt_enabled(tBTA_SYS_HW_MSG *p_sys_hw_msg) +{ + APPL_TRACE_EVENT1("bta_sys_hw_evt_enabled for %i", p_sys_hw_msg->hw_module); + +#if ( defined BTM_AUTOMATIC_HCI_RESET && BTM_AUTOMATIC_HCI_RESET == TRUE ) + /* If device is already up, send a fake "BTM DEVICE UP" using BTA SYS state machine */ + /* If we are in the middle device initialization, BTM_DEVICE_UP will be issued */ + /* by BTM once initialization is done. */ + if (BTA_DmIsDeviceUp()) + { + bta_sys_hw_btm_cback (BTM_DEV_STATUS_UP); + } +#else + + /* if HCI reset was not sent during stack start-up */ + BTM_DeviceReset( NULL ); + +#endif +} + + +/******************************************************************************* +** +** Function bta_sys_hw_event_disabled +** +** Description +** +** +** Returns success or failure +** +*******************************************************************************/ +void bta_sys_hw_evt_disabled(tBTA_SYS_HW_MSG *p_sys_hw_msg) +{ + UINT8 hw_module_index; + + APPL_TRACE_DEBUG1("bta_sys_hw_evt_disabled - module 0x%X", p_sys_hw_msg->hw_module); + + for (hw_module_index = 0; hw_module_index < BTA_SYS_MAX_HW_MODULES; hw_module_index++) + { + if (bta_sys_cb.sys_hw_cback[hw_module_index] != NULL) + bta_sys_cb.sys_hw_cback[hw_module_index] (BTA_SYS_HW_OFF_EVT); + } +} + +/******************************************************************************* +** +** Function bta_sys_hw_event_stack_enabled +** +** Description we receive this event from once the SW side is ready ( stack, FW download,... ), +** i.e. we can really start using the device. So notify the app. +** +** Returns success or failure +** +*******************************************************************************/ +void bta_sys_hw_evt_stack_enabled(tBTA_SYS_HW_MSG *p_sys_hw_msg) +{ + UINT8 hw_module_index; + + APPL_TRACE_DEBUG0(" bta_sys_hw_evt_stack_enabled!notify the callers"); + + for (hw_module_index = 0; hw_module_index < BTA_SYS_MAX_HW_MODULES; hw_module_index++ ) + { + if (bta_sys_cb.sys_hw_cback[hw_module_index] != NULL) + bta_sys_cb.sys_hw_cback[hw_module_index] (BTA_SYS_HW_ON_EVT); + } +} + + + + +/******************************************************************************* +** +** Function bta_sys_event +** +** Description BTA event handler; called from task event handler. +** +** +** Returns void +** +*******************************************************************************/ +BTA_API void bta_sys_event(BT_HDR *p_msg) +{ + UINT8 id; + BOOLEAN freebuf = TRUE; + + APPL_TRACE_EVENT1("BTA got event 0x%x", p_msg->event); + + /* get subsystem id from event */ + id = (UINT8) (p_msg->event >> 8); + + /* verify id and call subsystem event handler */ + if ((id < BTA_ID_MAX) && (bta_sys_cb.reg[id] != NULL)) + { + freebuf = (*bta_sys_cb.reg[id]->evt_hdlr)(p_msg); + } + else + { + APPL_TRACE_WARNING1("BTA got unregistered event id %d", id); + } + + if (freebuf) + { + GKI_freebuf(p_msg); + } + +} + +/******************************************************************************* +** +** Function bta_sys_timer_update +** +** Description Update the BTA timer list and handle expired timers. +** +** Returns void +** +*******************************************************************************/ +BTA_API void bta_sys_timer_update(void) +{ + if (!bta_sys_cb.timers_disabled) + { + ptim_timer_update(&bta_sys_cb.ptim_cb); + } +} + +/******************************************************************************* +** +** Function bta_sys_register +** +** Description Called by other BTA subsystems to register their event +** handler. +** +** +** Returns void +** +*******************************************************************************/ +void bta_sys_register(UINT8 id, const tBTA_SYS_REG *p_reg) +{ + bta_sys_cb.reg[id] = (tBTA_SYS_REG *) p_reg; + bta_sys_cb.is_reg[id] = TRUE; +} + +/******************************************************************************* +** +** Function bta_sys_deregister +** +** Description Called by other BTA subsystems to de-register +** handler. +** +** +** Returns void +** +*******************************************************************************/ +void bta_sys_deregister(UINT8 id) +{ + bta_sys_cb.is_reg[id] = FALSE; +} + +/******************************************************************************* +** +** Function bta_sys_is_register +** +** Description Called by other BTA subsystems to get registeration +** status. +** +** +** Returns void +** +*******************************************************************************/ +BOOLEAN bta_sys_is_register(UINT8 id) +{ + return bta_sys_cb.is_reg[id]; +} + +/******************************************************************************* +** +** Function bta_sys_sendmsg +** +** Description Send a GKI message to BTA. This function is designed to +** optimize sending of messages to BTA. It is called by BTA +** API functions and call-in functions. +** +** +** Returns void +** +*******************************************************************************/ +void bta_sys_sendmsg(void *p_msg) +{ + GKI_send_msg(bta_sys_cb.task_id, p_bta_sys_cfg->mbox, p_msg); +} + +/******************************************************************************* +** +** Function bta_sys_start_timer +** +** Description Start a protocol timer for the specified amount +** of time in milliseconds. +** +** Returns void +** +*******************************************************************************/ +void bta_sys_start_timer(TIMER_LIST_ENT *p_tle, UINT16 type, INT32 timeout) +{ + ptim_start_timer(&bta_sys_cb.ptim_cb, p_tle, type, timeout); +} + +/******************************************************************************* +** +** Function bta_sys_stop_timer +** +** Description Stop a BTA timer. +** +** Returns void +** +*******************************************************************************/ +void bta_sys_stop_timer(TIMER_LIST_ENT *p_tle) +{ + ptim_stop_timer(&bta_sys_cb.ptim_cb, p_tle); +} + +/******************************************************************************* +** +** Function bta_sys_disable +** +** Description For each registered subsystem execute its disable function. +** +** Returns void +** +*******************************************************************************/ +void bta_sys_disable(tBTA_SYS_HW_MODULE module) +{ + int bta_id = 0; + int bta_id_max = 0; + + APPL_TRACE_DEBUG1("bta_sys_disable: module %i", module); + + switch( module ) + { + case BTA_SYS_HW_BLUETOOTH: + bta_id = BTA_ID_DM; + bta_id_max = BTA_ID_BLUETOOTH_MAX; + break; + case BTA_SYS_HW_FMRX: + bta_id = BTA_ID_FM; + bta_id_max = BTA_ID_FM; + break; + case BTA_SYS_HW_FMTX: + bta_id = BTA_ID_FMTX; + bta_id_max = BTA_ID_FMTX; + break; + case BTA_SYS_HW_GPS: + bta_id = BTA_ID_GPS; + bta_id_max = BTA_ID_GPS; + break; + default: + APPL_TRACE_WARNING0("bta_sys_disable: unkown module"); + return; + } + + for ( ; bta_id <= bta_id_max; bta_id++) + { + if (bta_sys_cb.reg[bta_id] != NULL) + { + if (bta_sys_cb.is_reg[bta_id] == TRUE && bta_sys_cb.reg[bta_id]->disable != NULL) + { + (*bta_sys_cb.reg[bta_id]->disable)(); + } + } + } +} + +/******************************************************************************* +** +** Function bta_sys_disable_timers +** +** Description Disable sys timer event handling +** +** Returns void +** +*******************************************************************************/ +void bta_sys_disable_timers(void) +{ + bta_sys_cb.timers_disabled = TRUE; +} + +/******************************************************************************* +** +** Function bta_sys_set_trace_level +** +** Description Set trace level for BTA +** +** Returns void +** +*******************************************************************************/ +void bta_sys_set_trace_level(UINT8 level) +{ + appl_trace_level = level; +} + +/******************************************************************************* +** +** Function bta_sys_get_sys_features +** +** Description Returns sys_features to other BTA modules. +** +** Returns sys_features +** +*******************************************************************************/ +UINT16 bta_sys_get_sys_features (void) +{ + return bta_sys_cb.sys_features; +} + + |