/****************************************************************************** * * Copyright (C) 2009-2012 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 file contains the main NFC Upper Layer internal definitions and * functions. * ******************************************************************************/ #ifndef NFC_INT_H_ #define NFC_INT_H_ #include "nfc_target.h" #include "gki.h" #include "nci_defs.h" #include "nfc_api.h" #include "btu_api.h" #ifdef __cplusplus extern "C" { #endif /**************************************************************************** ** Internal NFC constants and definitions ****************************************************************************/ /**************************************************************************** ** NFC_TASK definitions ****************************************************************************/ /* NFC_TASK event masks */ #define NFC_TASK_EVT_TRANSPORT_READY EVENT_MASK (APPL_EVT_0) /* NFC Timer events */ #define NFC_TTYPE_NCI_WAIT_RSP 0 #define NFC_TTYPE_WAIT_2_DEACTIVATE 1 #define NFC_TTYPE_LLCP_LINK_MANAGER 100 #define NFC_TTYPE_LLCP_LINK_INACT 101 #define NFC_TTYPE_LLCP_DATA_LINK 102 #define NFC_TTYPE_LLCP_DELAY_FIRST_PDU 103 #define NFC_TTYPE_RW_T1T_RESPONSE 104 #define NFC_TTYPE_RW_T2T_RESPONSE 105 #define NFC_TTYPE_RW_T3T_RESPONSE 106 #define NFC_TTYPE_RW_T4T_RESPONSE 107 #define NFC_TTYPE_RW_I93_RESPONSE 108 #define NFC_TTYPE_CE_T4T_UPDATE 109 #define NFC_TTYPE_VS_BASE 200 /* NFC Task event messages */ enum { NFC_STATE_NONE, /* not start up yet */ NFC_STATE_W4_HAL_OPEN, /* waiting for HAL_NFC_OPEN_CPLT_EVT */ NFC_STATE_CORE_INIT, /* sending CORE_RESET and CORE_INIT */ NFC_STATE_W4_POST_INIT_CPLT, /* waiting for HAL_NFC_POST_INIT_CPLT_EVT */ NFC_STATE_IDLE, /* normal operation (discovery state) */ NFC_STATE_OPEN, /* NFC link is activated */ NFC_STATE_CLOSING, /* de-activating */ NFC_STATE_W4_HAL_CLOSE, /* waiting for HAL_NFC_POST_INIT_CPLT_EVT */ NFC_STATE_NFCC_POWER_OFF_SLEEP /* NFCC is power-off sleep mode */ }; typedef UINT8 tNFC_STATE; /* NFC control block flags */ #define NFC_FL_DEACTIVATING 0x0001 /* NFC_Deactivate () is called and the NCI cmd is not sent */ #define NFC_FL_RESTARTING 0x0002 /* restarting NFCC after PowerOffSleep */ #define NFC_FL_POWER_OFF_SLEEP 0x0004 /* enterning power off sleep mode */ #define NFC_FL_POWER_CYCLE_NFCC 0x0008 /* Power cycle NFCC */ #define NFC_FL_CONTROL_REQUESTED 0x0010 /* HAL requested control on NCI command window */ #define NFC_FL_CONTROL_GRANTED 0x0020 /* NCI command window is on the HAL side */ #define NFC_FL_DISCOVER_PENDING 0x0040 /* NCI command window is on the HAL side */ #define NFC_PEND_CONN_ID 0xFE #define NFC_CONN_ID_INT_MASK 0xF0 #define NFC_CONN_ID_ID_MASK NCI_CID_MASK #define NFC_CONN_NO_FC 0xFF /* set num_buff to this for no flow control */ #define NFC_NCI_CONN_NO_FC 0xFF #if (NFC_RW_ONLY == FALSE) /* only allow the entries that the NFCC can support */ #define NFC_CHECK_MAX_CONN() {if (max > nfc_cb.max_conn) max = nfc_cb.max_conn;} #else #define NFC_CHECK_MAX_CONN() #endif typedef struct { tNFC_CONN_CBACK *p_cback; /* the callback function to receive the data */ BUFFER_Q tx_q; /* transmit queue */ BUFFER_Q rx_q; /* receive queue */ UINT8 id; /* NFCEE ID or RF Discovery ID or NFC_TEST_ID */ UINT8 act_protocol; /* the active protocol on this logical connection */ UINT8 conn_id; /* the connection id assigned by NFCC for this conn */ UINT8 buff_size; /* the max buffer size for this connection. . */ UINT8 num_buff; /* num of buffers left to send on this connection */ UINT8 init_credits; /* initial num of buffer credits */ } tNFC_CONN_CB; /* This data type is for NFC task to send a NCI VS command to NCIT task */ typedef struct { BT_HDR bt_hdr; /* the NCI command */ tNFC_VS_CBACK *p_cback; /* the callback function to receive RSP */ } tNFC_NCI_VS_MSG; /* This data type is for HAL event */ typedef struct { BT_HDR hdr; UINT8 hal_evt; /* HAL event code */ UINT8 status; /* tHAL_NFC_STATUS */ } tNFC_HAL_EVT_MSG; #define NFC_RECEIVE_MSGS_OFFSET (10) /* callback function pointer(8; use 8 to be safe + NFC_SAVED_CMD_SIZE(2) */ /* NFCC power state change pending callback */ typedef void (tNFC_PWR_ST_CBACK) (void); #define NFC_SAVED_HDR_SIZE (2) /* data Reassembly error (in BT_HDR.layer_specific) */ #define NFC_RAS_TOO_BIG 0x08 #define NFC_RAS_FRAGMENTED 0x01 /* NCI command buffer contains a VSC (in BT_HDR.layer_specific) */ #define NFC_WAIT_RSP_VSC 0x01 /* NFC control blocks */ typedef struct { UINT16 flags; /* NFC control block flags - NFC_FL_* */ tNFC_CONN_CB conn_cb[NCI_MAX_CONN_CBS]; UINT8 conn_id[NFC_MAX_CONN_ID+1]; /* index: conn_id; conn_id[]: index(1 based) to conn_cb[] */ tNFC_DISCOVER_CBACK *p_discv_cback; tNFC_RESPONSE_CBACK *p_resp_cback; tNFC_TEST_CBACK *p_test_cback; tNFC_VS_CBACK *p_vs_cb[NFC_NUM_VS_CBACKS];/* Register for vendor specific events */ #if (NFC_RW_ONLY == FALSE) /* NFCC information at init rsp */ UINT32 nci_features; /* the NCI features supported by NFCC */ UINT16 max_ce_table; /* the max routing table size */ UINT8 max_conn; /* the num of connections supported by NFCC */ #endif UINT8 nci_ctrl_size; /* Max Control Packet Payload Size */ const tNCI_DISCOVER_MAPS *p_disc_maps; /* NCI RF Discovery interface mapping */ UINT8 vs_interface[NFC_NFCC_MAX_NUM_VS_INTERFACE]; /* the NCI VS interfaces of NFCC */ UINT16 nci_interfaces; /* the NCI interfaces of NFCC */ UINT8 num_disc_maps; /* number of RF Discovery interface mappings */ void *p_disc_pending; /* the parameters associated with pending NFC_DiscoveryStart */ /* NFC_TASK timer management */ TIMER_LIST_Q timer_queue; /* 1-sec timer event queue */ TIMER_LIST_Q quick_timer_queue; TIMER_LIST_ENT deactivate_timer; /* Timer to wait for deactivation */ tNFC_STATE nfc_state; UINT8 trace_level; UINT8 last_hdr[NFC_SAVED_HDR_SIZE];/* part of last NCI command header */ UINT8 last_cmd[NFC_SAVED_CMD_SIZE];/* part of last NCI command payload */ void *p_vsc_cback; /* the callback function for last VSC command */ BUFFER_Q nci_cmd_xmit_q; /* NCI command queue */ TIMER_LIST_ENT nci_wait_rsp_timer; /* Timer for waiting for nci command response */ UINT16 nci_wait_rsp_tout; /* NCI command timeout (in ms) */ UINT8 nci_wait_rsp; /* layer_specific for last NCI message */ UINT8 nci_cmd_window; /* Number of commands the controller can accecpt without waiting for response */ BT_HDR *p_nci_init_rsp; /* holding INIT_RSP until receiving HAL_NFC_POST_INIT_CPLT_EVT */ tHAL_NFC_ENTRY *p_hal; } tNFC_CB; /***************************************************************************** ** EXTERNAL FUNCTION DECLARATIONS *****************************************************************************/ /* Global NFC data */ #if NFC_DYNAMIC_MEMORY == FALSE NFC_API extern tNFC_CB nfc_cb; #else NFC_API extern tNFC_CB *nfc_cb_ptr; #define nfc_cb (*nfc_cb_ptr) #endif /**************************************************************************** ** Internal nfc functions ****************************************************************************/ NFC_API extern void nfc_init(void); /* from nfc_utils.c */ NFC_API extern tNFC_CONN_CB * nfc_alloc_conn_cb ( tNFC_CONN_CBACK *p_cback); NFC_API extern tNFC_CONN_CB * nfc_find_conn_cb_by_conn_id (UINT8 conn_id); NFC_API extern tNFC_CONN_CB * nfc_find_conn_cb_by_handle (UINT8 target_handle); NFC_API extern void nfc_set_conn_id (tNFC_CONN_CB * p_cb, UINT8 conn_id); NFC_API extern void nfc_free_conn_cb (tNFC_CONN_CB *p_cb); NFC_API extern void nfc_reset_all_conn_cbs (void); NFC_API extern void nfc_data_event (tNFC_CONN_CB * p_cb); void nfc_ncif_send (BT_HDR *p_buf, BOOLEAN is_cmd); extern UINT8 nfc_ncif_send_data (tNFC_CONN_CB *p_cb, BT_HDR *p_data); NFC_API extern void nfc_ncif_cmd_timeout (void); NFC_API extern void nfc_wait_2_deactivate_timeout (void); NFC_API extern BOOLEAN nfc_ncif_process_event (BT_HDR *p_msg); NFC_API extern void nfc_ncif_check_cmd_queue (BT_HDR *p_buf); NFC_API extern void nfc_ncif_send_cmd (BT_HDR *p_buf); NFC_API extern void nfc_ncif_proc_discover_ntf (UINT8 *p, UINT16 plen); NFC_API extern void nfc_ncif_rf_management_status (tNFC_DISCOVER_EVT event, UINT8 status); NFC_API extern void nfc_ncif_set_config_status (UINT8 *p, UINT8 len); NFC_API extern void nfc_ncif_event_status (tNFC_RESPONSE_EVT event, UINT8 status); NFC_API extern void nfc_ncif_error_status (UINT8 conn_id, UINT8 status); NFC_API extern void nfc_ncif_proc_credits(UINT8 *p, UINT16 plen); NFC_API extern void nfc_ncif_proc_activate (UINT8 *p, UINT8 len); NFC_API extern void nfc_ncif_proc_deactivate (UINT8 status, UINT8 deact_type, BOOLEAN is_ntf); #if ((NFC_NFCEE_INCLUDED == TRUE) && (NFC_RW_ONLY == FALSE)) NFC_API extern void nfc_ncif_proc_ee_action (UINT8 *p, UINT16 plen); NFC_API extern void nfc_ncif_proc_ee_discover_req (UINT8 *p, UINT16 plen); NFC_API extern void nfc_ncif_proc_get_routing (UINT8 *p, UINT8 len); #endif NFC_API extern void nfc_ncif_proc_conn_create_rsp (UINT8 *p, UINT16 plen, UINT8 dest_type); NFC_API extern void nfc_ncif_report_conn_close_evt (UINT8 conn_id, tNFC_STATUS status); NFC_API extern void nfc_ncif_proc_t3t_polling_ntf (UINT8 *p, UINT16 plen); NFC_API extern void nfc_ncif_proc_reset_rsp (UINT8 *p, BOOLEAN is_ntf); NFC_API extern void nfc_ncif_proc_init_rsp (BT_HDR *p_msg); NFC_API extern void nfc_ncif_proc_get_config_rsp (BT_HDR *p_msg); NFC_API extern void nfc_ncif_proc_data (BT_HDR *p_msg); #if (NFC_RW_ONLY == FALSE) NFC_API extern void nfc_ncif_proc_rf_field_ntf (UINT8 rf_status); #else #define nfc_ncif_proc_rf_field_ntf(rf_status) #endif /* From nfc_task.c */ NFC_API extern UINT32 nfc_task (UINT32 param); void nfc_task_shutdown_nfcc (void); /* From nfc_main.c */ void nfc_enabled (tNFC_STATUS nfc_status, BT_HDR *p_init_rsp_msg); void nfc_set_state (tNFC_STATE nfc_state); void nfc_main_flush_cmd_queue (void); void nfc_gen_cleanup (void); void nfc_main_handle_hal_evt (tNFC_HAL_EVT_MSG *p_msg); /* Timer functions */ void nfc_start_timer (TIMER_LIST_ENT *p_tle, UINT16 type, UINT32 timeout); UINT32 nfc_remaining_time (TIMER_LIST_ENT *p_tle); void nfc_stop_timer (TIMER_LIST_ENT *p_tle); void nfc_start_quick_timer (TIMER_LIST_ENT *p_tle, UINT16 type, UINT32 timeout); void nfc_stop_quick_timer (TIMER_LIST_ENT *p_tle); void nfc_process_quick_timer_evt (void); #ifdef __cplusplus } #endif #endif /* NFC_INT_H_ */