*
* 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.
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
#include "ao.h"
-static char
-ao_packet_getchar(void) __critical
+static int
+ao_packet_getchar(void)
{
- char c;
- while ((c = ao_packet_pollchar()) == AO_READ_AGAIN) {
+ int c;
+
+ /* No need to block interrupts in this function as
+ * all packet variables are only modified from task
+ * context, not an interrupt handler
+ */
+ while ((c = _ao_packet_pollchar()) == AO_READ_AGAIN) {
if (!ao_packet_enable)
break;
if (ao_packet_master_sleeping)
static void
ao_packet_echo(void) __reentrant
{
- char c;
+ int c;
while (ao_packet_enable) {
c = ao_packet_getchar();
if (c != AO_READ_AGAIN)
#define AO_PACKET_MASTER_DELAY_LONG AO_MS_TO_TICKS(1000)
#define AO_PACKET_MASTER_DELAY_TIMEOUT AO_MS_TO_TICKS(2000)
+#if HAS_RADIO_RATE
+#define AO_PACKET_MASTER_RECV_DELAY AO_MS_TO_TICKS(100) << (ao_config.radio_rate << 1)
+#else
+#define AO_PACKET_MASTER_RECV_DELAY AO_MS_TO_TICKS(100)
+#endif
+
static void
ao_packet_master_busy(void)
{
if (ao_tx_packet.len)
ao_packet_master_busy();
ao_packet_master_check_busy();
- ao_alarm(ao_packet_master_delay);
- r = ao_packet_recv();
- ao_clear_alarm();
+ r = ao_packet_recv(AO_PACKET_MASTER_RECV_DELAY);
if (r) {
/* if we can transmit data, do so */
if (ao_packet_tx_used && ao_tx_packet.len == 0)
if (ao_rx_packet.packet.len)
ao_packet_master_busy();
ao_packet_master_sleeping = 1;
- ao_alarm(ao_packet_master_delay);
- ao_sleep(&ao_packet_master_sleeping);
- ao_clear_alarm();
+ ao_sleep_for(&ao_packet_master_sleeping, ao_packet_master_delay);
ao_packet_master_sleeping = 0;
}
}
{
char c;
ao_packet_enable = 1;
+ ao_packet_tx_used = 0;
ao_cmd_white();
flush();
static void
ao_packet_signal(void)
{
- printf ("RSSI: %d\n", AO_RSSI_FROM_RADIO(ao_packet_last_rssi));
+ printf ("RSSI: %d\n", ao_radio_rssi);
}
__code struct ao_cmds ao_packet_master_cmds[] = {