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      1 /******************************************************************************
      2  *
      3  *  Copyright (C) 2003-2012 Broadcom Corporation
      4  *
      5  *  Licensed under the Apache License, Version 2.0 (the "License");
      6  *  you may not use this file except in compliance with the License.
      7  *  You may obtain a copy of the License at:
      8  *
      9  *  http://www.apache.org/licenses/LICENSE-2.0
     10  *
     11  *  Unless required by applicable law or agreed to in writing, software
     12  *  distributed under the License is distributed on an "AS IS" BASIS,
     13  *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     14  *  See the License for the specific language governing permissions and
     15  *  limitations under the License.
     16  *
     17  ******************************************************************************/
     18 
     19 /******************************************************************************
     20  *
     21  *  This is the private interface file for the BTA system manager.
     22  *
     23  ******************************************************************************/
     24 #ifndef BTA_SYS_INT_H
     25 #define BTA_SYS_INT_H
     26 
     27 /*****************************************************************************
     28 **  Constants and data types
     29 *****************************************************************************/
     30 
     31 /*****************************************************************************
     32 **  state table
     33 *****************************************************************************/
     34 
     35 /* SYS HW state */
     36 enum
     37 {
     38     BTA_SYS_HW_OFF,
     39     BTA_SYS_HW_STARTING,
     40     BTA_SYS_HW_ON,
     41     BTA_SYS_HW_STOPPING
     42 };
     43 typedef UINT8 tBTA_SYS_HW_STATE;
     44 
     45 /* Collision callback */
     46 #define MAX_COLLISION_REG   5
     47 
     48 typedef struct
     49 {
     50     UINT8                   id[MAX_COLLISION_REG];
     51     tBTA_SYS_CONN_CBACK     *p_coll_cback[MAX_COLLISION_REG];
     52 } tBTA_SYS_COLLISION;
     53 
     54 /* system manager control block */
     55 typedef struct
     56 {
     57     tBTA_SYS_REG            *reg[BTA_ID_MAX];       /* registration structures */
     58     BOOLEAN                 is_reg[BTA_ID_MAX];     /* registration structures */
     59     tBTA_SYS_HW_STATE state;
     60     tBTA_SYS_HW_CBACK *sys_hw_cback[BTA_SYS_MAX_HW_MODULES];    /* enable callback for each HW modules */
     61     UINT32                  sys_hw_module_active;   /* bitmask of all active modules */
     62     UINT16                  sys_features;           /* Bitmask of sys features */
     63 
     64     tBTA_SYS_CONN_CBACK     *prm_cb;                 /* role management callback registered by DM */
     65     tBTA_SYS_CONN_CBACK     *ppm_cb;                 /* low power management callback registered by DM */
     66     tBTA_SYS_CONN_CBACK     *p_policy_cb;            /* link policy change callback registered by DM */
     67     tBTA_SYS_CONN_CBACK     *p_sco_cb;               /* SCO connection change callback registered by AV */
     68     tBTA_SYS_CONN_CBACK     *p_role_cb;              /* role change callback registered by AV */
     69     tBTA_SYS_COLLISION      colli_reg;               /* collision handling module */
     70 #if (BTA_EIR_CANNED_UUID_LIST != TRUE)
     71     tBTA_SYS_EIR_CBACK      *eir_cb;                /* add/remove UUID into EIR */
     72 #endif
     73 #if (BTM_SSR_INCLUDED == TRUE)
     74     tBTA_SYS_SSR_CFG_CBACK      *p_ssr_cb;
     75 #endif
     76     /* VS event handler */
     77     tBTA_SYS_VS_EVT_HDLR   *p_vs_evt_hdlr;
     78 
     79 } tBTA_SYS_CB;
     80 
     81 /*****************************************************************************
     82 **  Global variables
     83 *****************************************************************************/
     84 
     85 /* system manager control block */
     86 #if BTA_DYNAMIC_MEMORY == FALSE
     87 extern tBTA_SYS_CB bta_sys_cb;
     88 #else
     89 extern tBTA_SYS_CB *bta_sys_cb_ptr;
     90 #define bta_sys_cb (*bta_sys_cb_ptr)
     91 #endif
     92 
     93 /* functions used for BTA SYS HW state machine */
     94 void bta_sys_hw_btm_cback( tBTM_DEV_STATUS status );
     95 void bta_sys_hw_error(tBTA_SYS_HW_MSG *p_sys_hw_msg);
     96 void bta_sys_hw_api_enable( tBTA_SYS_HW_MSG *p_sys_hw_msg );
     97 void bta_sys_hw_api_disable(tBTA_SYS_HW_MSG *p_sys_hw_msg);
     98 void bta_sys_hw_evt_enabled(tBTA_SYS_HW_MSG *p_sys_hw_msg);
     99 void bta_sys_hw_evt_disabled(tBTA_SYS_HW_MSG *p_sys_hw_msg);
    100 void bta_sys_hw_evt_stack_enabled(tBTA_SYS_HW_MSG *p_sys_hw_msg);
    101 
    102 BOOLEAN bta_sys_sm_execute(BT_HDR *p_msg);
    103 
    104 #endif /* BTA_SYS_INT_H */
    105