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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 #include "ptim.h"
28 
29 /*****************************************************************************
30 **  Constants and data types
31 *****************************************************************************/
32 
33 /*****************************************************************************
34 **  state table
35 *****************************************************************************/
36 
37 /* SYS HW state */
38 enum
39 {
40     BTA_SYS_HW_OFF,
41     BTA_SYS_HW_STARTING,
42     BTA_SYS_HW_ON,
43     BTA_SYS_HW_STOPPING
44 };
45 typedef UINT8 tBTA_SYS_HW_STATE;
46 
47 /* Collision callback */
48 #define MAX_COLLISION_REG   5
49 
50 typedef struct
51 {
52     UINT8                   id[MAX_COLLISION_REG];
53     tBTA_SYS_CONN_CBACK     *p_coll_cback[MAX_COLLISION_REG];
54 } tBTA_SYS_COLLISION;
55 
56 /* system manager control block */
57 typedef struct
58 {
59     tBTA_SYS_REG            *reg[BTA_ID_MAX];       /* registration structures */
60     BOOLEAN                 is_reg[BTA_ID_MAX];     /* registration structures */
61     tPTIM_CB                ptim_cb;                /* protocol timer list */
62     BOOLEAN                 timers_disabled;        /* TRUE if sys timers disabled */
63     UINT8                   task_id;                /* GKI task id */
64     tBTA_SYS_HW_STATE state;
65     tBTA_SYS_HW_CBACK *sys_hw_cback[BTA_SYS_MAX_HW_MODULES];    /* enable callback for each HW modules */
66     UINT32                  sys_hw_module_active;   /* bitmask of all active modules */
67     UINT16                  sys_features;           /* Bitmask of sys features */
68 
69     tBTA_SYS_CONN_CBACK     *prm_cb;                 /* role management callback registered by DM */
70     tBTA_SYS_CONN_CBACK     *ppm_cb;                 /* low power management callback registered by DM */
71     tBTA_SYS_CONN_CBACK     *p_policy_cb;            /* link policy change callback registered by DM */
72     tBTA_SYS_CONN_CBACK     *p_sco_cb;               /* SCO connection change callback registered by AV */
73     tBTA_SYS_CONN_CBACK     *p_role_cb;              /* role change callback registered by AV */
74     tBTA_SYS_COLLISION      colli_reg;               /* collision handling module */
75 #if ( BTM_EIR_SERVER_INCLUDED == TRUE )&&(BTA_EIR_CANNED_UUID_LIST != TRUE)
76     tBTA_SYS_EIR_CBACK      *eir_cb;                /* add/remove UUID into EIR */
77 #endif
78 #if (BTM_SSR_INCLUDED == TRUE)
79     tBTA_SYS_SSR_CFG_CBACK      *p_ssr_cb;
80 #endif
81     /* VS event handler */
82     tBTA_SYS_VS_EVT_HDLR   *p_vs_evt_hdlr;
83 
84 } tBTA_SYS_CB;
85 
86 
87 
88 
89 /*****************************************************************************
90 **  Global variables
91 *****************************************************************************/
92 
93 /* system manager control block */
94 #if BTA_DYNAMIC_MEMORY == FALSE
95 extern tBTA_SYS_CB bta_sys_cb;
96 #else
97 extern tBTA_SYS_CB *bta_sys_cb_ptr;
98 #define bta_sys_cb (*bta_sys_cb_ptr)
99 #endif
100 
101 
102 /* system manager configuration structure */
103 extern tBTA_SYS_CFG *p_bta_sys_cfg;
104 
105 
106 
107 /* functions used for BTA SYS HW state machine */
108 void bta_sys_hw_btm_cback( tBTM_DEV_STATUS status );
109 void bta_sys_hw_error(tBTA_SYS_HW_MSG *p_sys_hw_msg);
110 void bta_sys_hw_api_enable( tBTA_SYS_HW_MSG *p_sys_hw_msg );
111 void bta_sys_hw_api_disable(tBTA_SYS_HW_MSG *p_sys_hw_msg);
112 void bta_sys_hw_evt_enabled(tBTA_SYS_HW_MSG *p_sys_hw_msg);
113 void bta_sys_hw_evt_disabled(tBTA_SYS_HW_MSG *p_sys_hw_msg);
114 void bta_sys_hw_evt_stack_enabled(tBTA_SYS_HW_MSG *p_sys_hw_msg);
115 
116 BOOLEAN bta_sys_sm_execute(BT_HDR *p_msg);
117 
118 
119 
120 
121 
122 #endif /* BTA_SYS_INT_H */
123