2 * Copyright © 2012 Keith Packard <keithp@keithp.com>
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; version 2 of the License.
8 * This program is distributed in the hope that it will be useful, but
9 * WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
11 * General Public License for more details.
13 * You should have received a copy of the GNU General Public License along
14 * with this program; if not, write to the Free Software Foundation, Inc.,
15 * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
21 #include <ao_seven_segment.h>
22 #include <ao_quadrature.h>
23 #include <ao_lco_func.h>
24 #include <ao_radio_cmac.h>
29 static uint8_t ao_lco_debug;
30 #define PRINTD(...) do { if (!ao_lco_debug) break; printf ("\r%5u %s: ", ao_tick_count, __func__); printf(__VA_ARGS__); flush(); } while(0)
35 #define AO_LCO_PAD_DIGIT 0
36 #define AO_LCO_BOX_DIGIT_1 1
37 #define AO_LCO_BOX_DIGIT_10 2
39 static uint8_t ao_lco_min_box, ao_lco_max_box;
40 static uint8_t ao_lco_mutex;
41 static uint8_t ao_lco_pad;
42 static uint8_t ao_lco_box;
43 static uint8_t ao_lco_armed;
44 static uint8_t ao_lco_firing;
45 static uint8_t ao_lco_valid;
46 static uint8_t ao_lco_got_channels;
47 static uint16_t ao_lco_tick_offset;
49 static struct ao_pad_query ao_pad_query;
52 ao_lco_set_pad(uint8_t pad)
54 ao_seven_segment_set(AO_LCO_PAD_DIGIT, pad + 1);
58 ao_lco_set_box(uint8_t box)
60 ao_seven_segment_set(AO_LCO_BOX_DIGIT_1, box % 10);
61 ao_seven_segment_set(AO_LCO_BOX_DIGIT_10, box / 10);
64 #define MASK_SIZE(n) (((n) + 7) >> 3)
65 #define MASK_ID(n) ((n) >> 3)
66 #define MASK_SHIFT(n) ((n) & 7)
68 static uint8_t ao_lco_box_mask[MASK_SIZE(AO_PAD_MAX_BOXES)];
71 ao_lco_box_present(uint8_t box)
73 if (box >= AO_PAD_MAX_BOXES)
75 return (ao_lco_box_mask[MASK_ID(box)] >> MASK_SHIFT(box)) & 1;
79 ao_lco_pad_present(uint8_t pad)
81 if (!ao_lco_got_channels || !ao_pad_query.channels)
83 if (pad >= AO_PAD_MAX_CHANNELS)
85 return (ao_pad_query.channels >> pad) & 1;
89 ao_lco_pad_first(void)
93 for (pad = 0; pad < AO_PAD_MAX_CHANNELS; pad++)
94 if (ao_lco_pad_present(pad))
102 static struct ao_event event;
103 int8_t dir, new_box, new_pad;
105 ao_beep_for(AO_BEEP_MID, AO_MS_TO_TICKS(200));
107 ao_event_get(&event);
108 PRINTD("event type %d unit %d value %d\n",
109 event.type, event.unit, event.value);
110 switch (event.type) {
111 case AO_EVENT_QUADRATURE:
112 switch (event.unit) {
113 case AO_QUADRATURE_PAD:
115 dir = (int8_t) event.value;
116 new_pad = ao_lco_pad;
119 if (new_pad > AO_PAD_MAX_CHANNELS)
121 else if (new_pad < 0)
122 new_pad = AO_PAD_MAX_CHANNELS - 1;
123 if (new_pad == ao_lco_pad)
125 } while (!ao_lco_pad_present(new_pad));
126 if (new_pad != ao_lco_pad) {
127 ao_lco_pad = new_pad;
128 ao_lco_set_pad(ao_lco_pad);
132 case AO_QUADRATURE_BOX:
134 dir = (int8_t) event.value;
135 new_box = ao_lco_box;
138 if (new_box > ao_lco_max_box)
139 new_box = ao_lco_min_box;
140 else if (new_box < ao_lco_min_box)
141 new_box = ao_lco_max_box;
142 if (new_box == ao_lco_box)
144 } while (!ao_lco_box_present(new_box));
145 if (ao_lco_box != new_box) {
146 ao_lco_box = new_box;
147 ao_lco_got_channels = 0;
148 ao_lco_set_box(ao_lco_box);
154 case AO_EVENT_BUTTON:
155 switch (event.unit) {
157 ao_lco_armed = event.value;
158 PRINTD("Armed %d\n", ao_lco_armed);
159 ao_wakeup(&ao_lco_armed);
163 ao_lco_firing = event.value;
164 PRINTD("Firing %d\n", ao_lco_firing);
165 ao_wakeup(&ao_lco_armed);
174 static AO_LED_TYPE continuity_led[AO_LED_CONTINUITY_NUM] = {
175 #ifdef AO_LED_CONTINUITY_0
178 #ifdef AO_LED_CONTINUITY_1
181 #ifdef AO_LED_CONTINUITY_2
184 #ifdef AO_LED_CONTINUITY_3
187 #ifdef AO_LED_CONTINUITY_4
190 #ifdef AO_LED_CONTINUITY_5
193 #ifdef AO_LED_CONTINUITY_6
196 #ifdef AO_LED_CONTINUITY_7
207 r = ao_lco_query(ao_lco_box, &ao_pad_query, &ao_lco_tick_offset);
208 if (r == AO_RADIO_CMAC_OK) {
209 c = ao_lco_got_channels;
210 ao_lco_got_channels = 1;
213 ao_lco_pad = ao_lco_pad_first();
214 ao_lco_set_pad(ao_lco_pad);
220 PRINTD("lco_query success arm_status %d i0 %d i1 %d i2 %d i3 %d\n",
222 query.igniter_status[0],
223 query.igniter_status[1],
224 query.igniter_status[2],
225 query.igniter_status[3]);
227 ao_wakeup(&ao_pad_query);
231 ao_lco_box_reset_present(void)
233 ao_lco_min_box = 0xff;
234 ao_lco_max_box = 0x00;
235 memset(ao_lco_box_mask, 0, sizeof (ao_lco_box_mask));
239 ao_lco_box_set_present(uint8_t box)
241 if (box < ao_lco_min_box)
242 ao_lco_min_box = box;
243 if (box > ao_lco_max_box)
244 ao_lco_max_box = box;
245 if (box >= AO_PAD_MAX_BOXES)
247 ao_lco_box_mask[MASK_ID(box)] |= 1 << MASK_SHIFT(box);
253 uint16_t tick_offset;
257 ao_lco_box_reset_present();
258 for (box = 0; box < AO_PAD_MAX_BOXES; box++) {
262 r = ao_lco_query(box, &ao_pad_query, &tick_offset);
263 PRINTD("box %d result %d\n", box, r);
264 if (r == AO_RADIO_CMAC_OK) {
265 ao_lco_box_set_present(box);
266 ao_delay(AO_MS_TO_TICKS(30));
269 if (ao_lco_min_box <= ao_lco_max_box)
270 ao_lco_box = ao_lco_min_box;
272 ao_lco_min_box = ao_lco_max_box = ao_lco_box = 0;
274 ao_lco_got_channels = 0;
276 ao_lco_set_pad(ao_lco_pad);
277 ao_lco_set_box(ao_lco_box);
281 ao_lco_igniter_status(void)
288 ao_sleep(&ao_pad_query);
291 ao_led_on(AO_LED_RED);
292 ao_led_off(AO_LED_GREEN|AO_LED_AMBER);
295 PRINTD("RSSI %d\n", ao_radio_cmac_rssi);
296 if (ao_radio_cmac_rssi < -90) {
297 ao_led_on(AO_LED_AMBER);
298 ao_led_off(AO_LED_RED|AO_LED_GREEN);
300 ao_led_on(AO_LED_GREEN);
301 ao_led_off(AO_LED_RED|AO_LED_AMBER);
303 if (ao_pad_query.arm_status)
304 ao_led_on(AO_LED_REMOTE_ARM);
306 ao_led_off(AO_LED_REMOTE_ARM);
307 for (c = 0; c < AO_LED_CONTINUITY_NUM; c++) {
310 if (ao_pad_query.channels & (1 << c))
311 status = ao_pad_query.igniter_status[c];
313 status = AO_PAD_IGNITER_STATUS_NO_IGNITER_RELAY_OPEN;
314 if (status == AO_PAD_IGNITER_STATUS_GOOD_IGNITER_RELAY_OPEN)
315 ao_led_on(continuity_led[c]);
317 ao_led_off(continuity_led[c]);
323 ao_lco_arm_warn(void)
326 while (!ao_lco_armed)
327 ao_sleep(&ao_lco_armed);
328 ao_beep_for(AO_BEEP_MID, AO_MS_TO_TICKS(200));
329 ao_delay(AO_MS_TO_TICKS(200));
333 static struct ao_task ao_lco_input_task;
334 static struct ao_task ao_lco_monitor_task;
335 static struct ao_task ao_lco_arm_warn_task;
336 static struct ao_task ao_lco_igniter_status_task;
344 ao_add_task(&ao_lco_input_task, ao_lco_input, "lco input");
345 ao_add_task(&ao_lco_arm_warn_task, ao_lco_arm_warn, "lco arm warn");
346 ao_add_task(&ao_lco_igniter_status_task, ao_lco_igniter_status, "lco igniter status");
348 PRINTD("monitor armed %d firing %d offset %d\n",
349 ao_lco_armed, ao_lco_firing, ao_lco_tick_offset);
351 if (ao_lco_armed && ao_lco_firing) {
352 PRINTD("Firing box %d pad %d: valid %d\n",
353 ao_lco_box, ao_lco_pad, ao_lco_valid);
357 ao_lco_ignite(ao_lco_box, 1 << ao_lco_pad, ao_lco_tick_offset);
358 } else if (ao_lco_armed) {
359 PRINTD("Arming box %d pad %d\n",
360 ao_lco_box, ao_lco_pad);
363 ao_lco_arm(ao_lco_box, 1 << ao_lco_pad, ao_lco_tick_offset);
368 if (ao_lco_armed && ao_lco_firing)
369 delay = AO_MS_TO_TICKS(100);
371 delay = AO_SEC_TO_TICKS(1);
373 ao_sleep(&ao_lco_armed);
380 ao_lco_set_debug(void)
383 if (ao_cmd_status == ao_cmd_success)
384 ao_lco_debug = ao_cmd_lex_i != 0;
387 __code struct ao_cmds ao_lco_cmds[] = {
388 { ao_lco_set_debug, "D <0 off, 1 on>\0Debug" },
389 { ao_lco_search, "s\0Search for pad boxes" },
397 ao_add_task(&ao_lco_monitor_task, ao_lco_monitor, "lco monitor");
399 ao_cmd_register(&ao_lco_cmds[0]);