diff options
Diffstat (limited to 'src/drivers/ao_lco.c')
| -rw-r--r-- | src/drivers/ao_lco.c | 193 |
1 files changed, 193 insertions, 0 deletions
diff --git a/src/drivers/ao_lco.c b/src/drivers/ao_lco.c new file mode 100644 index 00000000..f30f3379 --- /dev/null +++ b/src/drivers/ao_lco.c @@ -0,0 +1,193 @@ +/* + * Copyright © 2012 Keith Packard <keithp@keithp.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. + */ + +#include <ao.h> +#include <ao_lco.h> + +static __xdata struct ao_launch_command command; +static __xdata struct ao_launch_query query; +static __pdata uint16_t launch_serial; +static __pdata uint8_t launch_channel; +static __pdata uint16_t tick_offset; + +static void +launch_args(void) __reentrant +{ + ao_cmd_decimal(); + launch_serial = ao_cmd_lex_i; + ao_cmd_decimal(); + launch_channel = ao_cmd_lex_i; +} + +static int8_t +launch_query(void) +{ + uint8_t i; + int8_t r = AO_RADIO_CMAC_OK; + + tick_offset = ao_time(); + for (i = 0; i < 10; i++) { + printf ("."); flush(); + command.tick = ao_time(); + command.serial = launch_serial; + command.cmd = AO_LAUNCH_QUERY; + command.channel = launch_channel; + ao_radio_cmac_send(&command, sizeof (command)); + r = ao_radio_cmac_recv(&query, sizeof (query), AO_MS_TO_TICKS(500)); + if (r == AO_RADIO_CMAC_OK) + break; + } + tick_offset -= query.tick; + printf("\n"); flush(); + return r; +} + +static void +launch_report_cmd(void) __reentrant +{ + int8_t r; + + launch_args(); + if (ao_cmd_status != ao_cmd_success) + return; + r = launch_query(); + switch (r) { + case AO_RADIO_CMAC_OK: + if (query.valid) { + switch (query.arm_status) { + case ao_igniter_ready: + case ao_igniter_active: + printf ("Armed: "); + break; + default: + printf("Disarmed: "); + } + switch (query.igniter_status) { + default: + printf("unknown\n"); + break; + case ao_igniter_ready: + printf("igniter good\n"); + break; + case ao_igniter_open: + printf("igniter bad\n"); + break; + } + } else { + printf("Invalid channel %d\n", launch_channel); + } + printf("Rssi: %d\n", ao_radio_cmac_rssi); + break; + default: + printf("Error %d\n", r); + break; + } +} + +static void +launch_arm(void) __reentrant +{ + command.tick = ao_time() - tick_offset; + command.serial = launch_serial; + command.cmd = AO_LAUNCH_ARM; + command.channel = launch_channel; + ao_radio_cmac_send(&command, sizeof (command)); +} + +static void +launch_ignite(void) __reentrant +{ + command.tick = ao_time() - tick_offset; + command.serial = launch_serial; + command.cmd = AO_LAUNCH_FIRE; + command.channel = 0; + ao_radio_cmac_send(&command, sizeof (command)); +} + +static void +launch_fire_cmd(void) __reentrant +{ + static __xdata struct ao_launch_command command; + uint8_t secs; + uint8_t i; + int8_t r; + + launch_args(); + ao_cmd_decimal(); + secs = ao_cmd_lex_i; + if (ao_cmd_status != ao_cmd_success) + return; + r = launch_query(); + if (r != AO_RADIO_CMAC_OK) { + printf("query failed %d\n", r); + return; + } + + for (i = 0; i < 4; i++) { + printf("arm %d\n", i); flush(); + launch_arm(); + } + + secs = secs * 10 - 5; + if (secs > 100) + secs = 100; + for (i = 0; i < secs; i++) { + printf("fire %d\n", i); flush(); + launch_ignite(); + ao_delay(AO_MS_TO_TICKS(100)); + } +} + +static void +launch_arm_cmd(void) __reentrant +{ + uint8_t i; + int8_t r; + launch_args(); + r = launch_query(); + if (r != AO_RADIO_CMAC_OK) { + printf("query failed %d\n", r); + return; + } + for (i = 0; i < 4; i++) + launch_arm(); +} + +static void +launch_ignite_cmd(void) __reentrant +{ + uint8_t i; + launch_args(); + for (i = 0; i < 4; i++) + launch_ignite(); +} + +static __code struct ao_cmds ao_lco_cmds[] = { + { radio_cmac_send_cmd, "s <length>\0Send AES-CMAC packet. Bytes to send follow on next line" }, + { radio_cmac_recv_cmd, "S <length> <timeout>\0Receive AES-CMAC packet. Timeout in ms" }, + { launch_report_cmd, "l <serial> <channel>\0Get remote launch status" }, + { launch_fire_cmd, "f <serial> <channel> <secs>\0Fire remote igniter" }, + { launch_arm_cmd, "a <serial> <channel>\0Arm remote igniter" }, + { launch_ignite_cmd, "i <serial> <channel>\0Pulse remote igniter" }, + { 0, NULL }, +}; + +void +ao_lco_init(void) +{ + ao_cmd_register(&ao_lco_cmds[0]); +} |