/******************************************************************************
*
* Copyright (C) 2009-2014 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_FL_HAL_REQUESTED 0x0080 /* NFC_FL_CONTROL_REQUESTED on HAL request */
#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;
BOOLEAN reassembly; /* Reassemble fragmented data pkt */
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_ */