IEEE 802.15.4 subsystem
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Source at commit 1cd079ee82b9805c90428a2bb0709ad1064d2cc1 created 13 years 2 months ago. By Werner Almesberger, great atusd -> atben renaming: changed remaining references in tools/ | |
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1 | /* |
2 | * lib/atrf.c - ATRF access functions library |
3 | * |
4 | * Written 2010-2011 by Werner Almesberger |
5 | * Copyright 2010-2011 Werner Almesberger |
6 | * |
7 | * This program is free software; you can redistribute it and/or modify |
8 | * it under the terms of the GNU General Public License as published by |
9 | * the Free Software Foundation; either version 2 of the License, or |
10 | * (at your option) any later version. |
11 | */ |
12 | |
13 | |
14 | #include <stdlib.h> |
15 | #include <stdio.h> |
16 | |
17 | #include "at86rf230.h" |
18 | |
19 | #include "driver.h" |
20 | #include "atrf.h" |
21 | |
22 | |
23 | extern struct atrf_driver atusb_driver; |
24 | extern struct atrf_driver atben_driver; |
25 | |
26 | |
27 | struct atrf_dsc { |
28 | struct atrf_driver *driver; |
29 | void *handle; |
30 | }; |
31 | |
32 | |
33 | void *atrf_usb_handle(struct atrf_dsc *dsc) |
34 | { |
35 | #ifdef HAVE_USB |
36 | return dsc->handle; |
37 | #else |
38 | return NULL; |
39 | #endif |
40 | } |
41 | |
42 | |
43 | int atrf_error(struct atrf_dsc *dsc) |
44 | { |
45 | return dsc->driver->error ? dsc->driver->error(dsc->handle) : 0; |
46 | } |
47 | |
48 | |
49 | int atrf_clear_error(struct atrf_dsc *dsc) |
50 | { |
51 | return dsc->driver->clear_error ? |
52 | dsc->driver->clear_error(dsc->handle) : 0; |
53 | } |
54 | |
55 | |
56 | struct atrf_dsc *atrf_open(void) |
57 | { |
58 | struct atrf_dsc *dsc; |
59 | struct atrf_driver *driver; |
60 | void *handle; |
61 | |
62 | #ifdef HAVE_USB |
63 | driver = &atusb_driver; |
64 | #elif HAVE_BEN |
65 | driver = &atben_driver; |
66 | #else |
67 | #error Need either HAVE_USB or HAVE_BEN |
68 | #endif |
69 | handle = driver->open(); |
70 | if (!handle) |
71 | return NULL; |
72 | dsc = malloc(sizeof(*dsc)); |
73 | if (!dsc) { |
74 | perror("malloc"); |
75 | exit(1); |
76 | } |
77 | dsc->driver = driver; |
78 | dsc->handle = handle; |
79 | return dsc; |
80 | } |
81 | |
82 | |
83 | void atrf_close(struct atrf_dsc *dsc) |
84 | { |
85 | if (dsc->driver->close) |
86 | dsc->driver->close(dsc->handle); |
87 | free(dsc); |
88 | } |
89 | |
90 | |
91 | void atrf_reset(struct atrf_dsc *dsc) |
92 | { |
93 | if (dsc->driver->reset) |
94 | dsc->driver->reset(dsc->handle); |
95 | } |
96 | |
97 | |
98 | void atrf_reset_rf(struct atrf_dsc *dsc) |
99 | { |
100 | dsc->driver->reset_rf(dsc->handle); |
101 | } |
102 | |
103 | |
104 | enum atrf_chip_id atrf_identify(struct atrf_dsc *dsc) |
105 | { |
106 | uint8_t part, version; |
107 | |
108 | part = atrf_reg_read(dsc, REG_PART_NUM); |
109 | version = atrf_reg_read(dsc, REG_VERSION_NUM); |
110 | switch (part) { |
111 | case 2: /* AT86RF230 */ |
112 | switch (version) { |
113 | case 1: /* rev A */ |
114 | case 2: /* rev B */ |
115 | return artf_at86rf230; |
116 | default: |
117 | return atrf_unknown_chip; |
118 | } |
119 | break; |
120 | case 3: /* AT86RF231 */ |
121 | switch (version) { |
122 | case 2: /* rev A */ |
123 | return artf_at86rf231; |
124 | default: |
125 | return atrf_unknown_chip; |
126 | } |
127 | break; |
128 | default: |
129 | return atrf_unknown_chip; |
130 | } |
131 | return atrf_unknown_chip; |
132 | } |
133 | |
134 | |
135 | int atrf_test_mode(struct atrf_dsc *dsc) |
136 | { |
137 | if (!dsc->driver->test_mode) |
138 | return 0; |
139 | dsc->driver->test_mode(dsc->handle); |
140 | return 1; |
141 | } |
142 | |
143 | |
144 | void atrf_reg_write(struct atrf_dsc *dsc, uint8_t reg, uint8_t value) |
145 | { |
146 | dsc->driver->reg_write(dsc->handle, reg, value); |
147 | } |
148 | |
149 | |
150 | uint8_t atrf_reg_read(struct atrf_dsc *dsc, uint8_t reg) |
151 | { |
152 | return dsc->driver->reg_read(dsc->handle, reg); |
153 | } |
154 | |
155 | |
156 | void atrf_buf_write(struct atrf_dsc *dsc, const void *buf, int size) |
157 | { |
158 | dsc->driver->buf_write(dsc->handle, buf, size); |
159 | } |
160 | |
161 | |
162 | int atrf_buf_read(struct atrf_dsc *dsc, void *buf, int size) |
163 | { |
164 | return dsc->driver->buf_read(dsc->handle, buf, size); |
165 | } |
166 | |
167 | |
168 | int atrf_interrupt(struct atrf_dsc *dsc) |
169 | { |
170 | return |
171 | dsc->driver->interrupt ? dsc->driver->interrupt(dsc->handle) : 1; |
172 | } |
173 |