fb11e647
 vrobic
reseau statique a...
|
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
|
/*
* Copyright (C) 2015 Phytec Messtechnik GmbH
*
* This file is subject to the terms and conditions of the GNU Lesser
* General Public License v2.1. See the file LICENSE in the top level
* directory for more details.
*/
/**
* @defgroup drivers_kw2xrf kw2x radio-driver
* @ingroup drivers_netdev
* @brief Device driver for the Freescale KW2xD radio
* @{
*
* @file
* @brief Interface definition for the KW2xD device driver
*
* @author Johann Fischer <j.fischer@phytec.de>
* @author Jonas Remmert <j.remmert@phytec.de>
*/
#ifndef MKW2XDRF_H_
#define MKW2XDRF_H_
#include <stdint.h>
#include "board.h"
#include "periph/spi.h"
#include "periph/gpio.h"
#include "net/gnrc/netdev.h"
#include "net/ieee802154.h"
#ifdef __cplusplus
extern "C" {
#endif
/**
* @brief Maximum packet length
*/
#define KW2XRF_MAX_PKT_LENGTH (IEEE802154_FRAME_LEN_MAX)
/**
* @brief Default protocol for data that is coming in
*/
#ifdef MODULE_GNRC_SIXLOWPAN
#define KW2XRF_DEFAULT_PROTOCOL GNRC_NETTYPE_SIXLOWPAN
#else
#define KW2XRF_DEFAULT_PROTOCOL GNRC_NETTYPE_UNDEF
#endif
/**
* @brief Default short address used after initialization
*/
#define KW2XRF_DEFAULT_SHORT_ADDR (0x0002)
/**
* @brief Default short address used after initialization
*/
#define KW2XRF_DEFAULT_ADDR_LONG (0x0000000000000000)
/**
* @brief Default PAN ID used after initialization
*/
#define KW2XRF_DEFAULT_PANID (IEEE802154_DEFAULT_PANID)
/**
* @brief Default channel used after initialization
*/
#ifdef DEFAULT_CHANNEL
#define KW2XRF_DEFAULT_CHANNEL (DEFAULT_CHANNEL)
#endif
#ifndef KW2XRF_DEFAULT_CHANNEL
#define KW2XRF_DEFAULT_CHANNEL (IEEE802154_DEFAULT_CHANNEL)
#endif
/**
* @brief Default TX_POWER in dbm used after initialization
*/
#define KW2XRF_DEFAULT_TX_POWER (IEEE802154_DEFAULT_TXPOWER)
/**
* @brief Maximum output power of the kw2x device in dBm
*/
#define MKW2XDRF_OUTPUT_POWER_MAX (8)
/**
* @brief Minimum output power of the kw2x device in dBm
*/
#define MKW2XDRF_OUTPUT_POWER_MIN (-35)
/**
* @brief Internal device option flags
* @{
*/
#define KW2XRF_OPT_AUTOACK (0x0001) /**< auto ACKs active */
#define KW2XRF_OPT_CSMA (0x0002) /**< CSMA active */
#define KW2XRF_OPT_PROMISCUOUS (0x0004) /**< promiscuous mode active */
#define KW2XRF_OPT_PRELOADING (0x0008) /**< preloading enabled */
#define KW2XRF_OPT_TELL_TX_START (0x0010) /**< notify MAC layer on TX start */
#define KW2XRF_OPT_TELL_TX_END (0x0020) /**< notify MAC layer on TX finished */
#define KW2XRF_OPT_TELL_RX_START (0x0040) /**< notify MAC layer on RX start */
#define KW2XRF_OPT_TELL_RX_END (0x0080) /**< notify MAC layer on RX finished */
#define KW2XRF_OPT_RAWDUMP (0x0100) /**< pass RAW frame data to upper layer */
#define KW2XRF_OPT_SRC_ADDR_LONG (0x0200) /**< send data using long source address */
#define KW2XRF_OPT_USE_SRC_PAN (0x0400) /**< do not compress source PAN ID */
/** @} */
/**
* @brief kw2xrf device descriptor
*/
typedef struct {
/* netdev fields */
gnrc_netdev_driver_t const *driver; /**< Pointer to the devices interface */
gnrc_netdev_event_cb_t event_cb; /**< Netdev event callback */
kernel_pid_t mac_pid; /**< The driver's thread's PID */
/* driver specific fields */
uint8_t buf[KW2XRF_MAX_PKT_LENGTH]; /**< Buffer for incoming or outgoing packets */
netopt_state_t state; /**< Variable to keep radio driver's state */
uint8_t seq_nr; /**< Next packets sequence number */
uint16_t radio_pan; /**< The PAN the radio device is using */
uint8_t radio_channel; /**< The channel the radio device is using */
uint8_t addr_short[2]; /**< The short address the radio device is using */
uint8_t addr_long[8]; /**< The long address the radio device is using */
uint16_t option; /**< Bit field to save enable/disable options */
int8_t tx_power; /**< The current tx-power setting of the device */
gnrc_nettype_t proto; /**< Protocol the interface speaks */
} kw2xrf_t;
/**
* @brief Initialize the given KW2XRF device
* @param[out] dev device descriptor
* @param[in] spi SPI bus the device is connected to
* @param[in] spi_speed SPI speed to use
* @param[in] cs_pin GPIO pin connected to chip select
* @param[in] int_pin GPIO pin connected to the interrupt pin
*
* @return 0 on success
* @return <0 on error
*/
int kw2xrf_init(kw2xrf_t *dev, spi_t spi, spi_speed_t spi_speed,
gpio_t cs_pin, gpio_t int_pin);
/**
* @brief struct holding all params needed for device initialization
*/
typedef struct kw2xrf_params {
spi_t spi; /**< SPI bus the device is connected to */
spi_speed_t spi_speed; /**< SPI speed to use */
gpio_t cs_pin; /**< GPIO pin connected to chip select */
gpio_t int_pin; /**< GPIO pin connected to the interrupt pin */
} kw2xrf_params_t;
/**
* @brief Reference to the KW2XRF driver interface
*/
extern const gnrc_netdev_driver_t kw2xrf_driver;
#ifdef __cplusplus
}
#endif
#endif
/** @} */
|