From ca5d323a3d206050d95f52a61e92c69e1f54e7b5 Mon Sep 17 00:00:00 2001 From: Keith Packard Date: Sun, 1 Nov 2009 20:57:03 -0800 Subject: Enable packet-based communcation to command processor This splits the packet code into master/slave halves and hooks the slave side up to the getchar/putchar/flush logic in ao_stdio.c Signed-off-by: Keith Packard --- src/ao_packet_slave.c | 58 +++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 58 insertions(+) create mode 100644 src/ao_packet_slave.c (limited to 'src/ao_packet_slave.c') diff --git a/src/ao_packet_slave.c b/src/ao_packet_slave.c new file mode 100644 index 00000000..ba5ad1c1 --- /dev/null +++ b/src/ao_packet_slave.c @@ -0,0 +1,58 @@ +/* + * Copyright © 2009 Keith Packard + * + * 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" + +void +ao_packet_slave(void) +{ + ao_radio_set_packet(); + ao_tx_packet.addr = ao_serial_number; + ao_tx_packet.len = AO_PACKET_SYN; + while (ao_packet_enable) { + ao_packet_recv(); + ao_packet_send(); + } + ao_exit(); +} + +void +ao_packet_slave_start(void) +{ + ao_packet_enable = 1; + ao_add_task(&ao_packet_task, ao_packet_slave, "slave"); +} + +void +ao_packet_slave_stop(void) +{ + ao_packet_enable = 0; + ao_radio_abort(); + while (ao_packet_task.wchan) { + ao_wake_task(&ao_packet_task); + ao_yield(); + } + ao_radio_set_telemetry(); +} + +void +ao_packet_slave_init(void) +{ + ao_add_stdio(ao_packet_pollchar, + ao_packet_putchar, + ao_packet_flush); +} -- cgit v1.2.3