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transceiver.h
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/
transceiver.h
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#ifndef TRANSCEIVER_H
#define TRANSCEIVER_H
#include <radio/types.h>
/* Stack size for transceiver thread */
#ifndef TRANSCEIVER_STACK_SIZE
#if ENABLE_DEBUG
#define TRANSCEIVER_STACK_SIZE (KERNEL_CONF_STACKSIZE_PRINTF)
#else
#define TRANSCEIVER_STACK_SIZE (512)
#endif
#endif
#ifdef MODULE_CC2420
#define PAYLOAD_SIZE (118)
#else
#define PAYLOAD_SIZE (118)
#endif
/* The maximum of threads to register */
#define TRANSCEIVER_MAX_REGISTERED (4)
/* The size of the message queue between driver and transceiver (must be power
* of two */
#define TRANSCEIVER_MSG_BUFFER_SIZE (32)
/**
* @brief All supported transceivers
*/
#define TRANSCEIVER_NONE (0x0) ///< Invalid
#define TRANSCEIVER_CC1100 (0x01) ///< CC110X transceivers
#define TRANSCEIVER_CC1020 (0x02) ///< CC1020 transceivers
#define TRANSCEIVER_CC2420 (0x04) ///< CC2420 transceivers
/**
* @brief Data type for transceiver specification
*/
typedef uint16_t transceiver_type_t;
/**
* @brief Message types for transceiver interface
*/
enum transceiver_msg_type_t {
/* Message types for driver <-> transceiver communication */
RCV_PKT_CC1020, ///< packet was received by CC1020 transceiver
RCV_PKT_CC1100, ///< packet was received by CC1100 transceiver
RCV_PKT_CC2420, ///< packet was received by CC2420 transceiver
/* Message types for transceiver <-> upper layer communication */
PKT_PENDING, ///< packet pending in transceiver buffer
SND_PKT, ///< request for sending a packet
SND_ACK, ///< request for sending an acknowledgement
SWITCH_RX, ///< switch transceiver to RX sate
POWERDOWN, ///< power down transceiver
GET_CHANNEL, ///< Get current channel
SET_CHANNEL, ///< Set a new channel
GET_ADDRESS, ///< Get the radio address
SET_ADDRESS, ///< Set the radio address
SET_MONITOR, ///< Set transceiver to monitor mode (disable address checking)
GET_PAN, ///< Get current pan
SET_PAN, ///< Set a new pan
/* debug message types */
DBG_IGN, ///< add a physical address to the ignore list
/* Error messages */
ENOBUFFER, ///< No buffer left
};
/**
* @brief Manage registered threads per transceiver
*/
typedef struct {
transceiver_type_t transceivers; ///< the tranceivers the thread is registered for
int pid; ///< the thread's pid
} registered_t;
typedef struct {
transceiver_type_t transceivers;
void *data;
} transceiver_command_t;;
/* The transceiver thread's pid */
extern int transceiver_pid;
/**
* @brief Initializes the transceiver module for certain transceiver types
*
* @param transceivers Specifies all transceivers to init
**/
void transceiver_init(transceiver_type_t transceivers);
/**
* @brief Runs the transceiver thread
*/
int transceiver_start(void);
/**
* @brief register a thread for events from certain transceivers
*
* @param transceivers The transceiver types to register for
* @param pid The pid of the thread to register
*
* return 1 on success, 0 otherwise
*/
uint8_t transceiver_register(transceiver_type_t transceivers, int pid);
#endif /* TRANSCEIVER_H */