X-Git-Url: https://git.gag.com/?a=blobdiff_plain;f=src%2Fdrivers%2Fao_packet_master.c;h=5e440db04776442dc0c516bdcdadb69f4ed8ce12;hb=dcbd87bc685924a6587a5f4dae47d34f417601b0;hp=66f94288fabd5cd6a0888907344f6a58c2ca1bf2;hpb=1489263b895a2a825e29d0560c9b1dbba8a3f431;p=fw%2Faltos

diff --git a/src/drivers/ao_packet_master.c b/src/drivers/ao_packet_master.c
index 66f94288..5e440db0 100644
--- a/src/drivers/ao_packet_master.c
+++ b/src/drivers/ao_packet_master.c
@@ -17,11 +17,16 @@
 
 #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)
@@ -35,7 +40,7 @@ ao_packet_getchar(void) __critical
 static void
 ao_packet_echo(void) __reentrant
 {
-	char	c;
+	int	c;
 	while (ao_packet_enable) {
 		c = ao_packet_getchar();
 		if (c != AO_READ_AGAIN)
@@ -52,6 +57,12 @@ static __xdata uint16_t		ao_packet_master_time;
 #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)
 {
@@ -86,9 +97,7 @@ ao_packet_master(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)
@@ -96,9 +105,7 @@ ao_packet_master(void)
 			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;
 		}
 	}
@@ -137,10 +144,15 @@ ao_packet_forward(void) __reentrant
 #endif
 }
 
-
+static void
+ao_packet_signal(void)
+{
+	printf ("RSSI: %d\n", ao_radio_rssi);
+}
 
 __code struct ao_cmds ao_packet_master_cmds[] = {
 	{ ao_packet_forward,	"p\0Remote packet link." },
+	{ ao_packet_signal,	"s\0Report signal strength." },
 	{ 0,	NULL },
 };