X-Git-Url: https://git.gag.com/?p=fw%2Faltos;a=blobdiff_plain;f=src%2Fdrivers%2Fao_cc1120.c;h=07ebf8356cf5f3e108d4eaa202fd64e19d840d03;hp=5add45e437ac84daf7a81c49a94d3c4b3562ea43;hb=f09b2fc7fcfb1b3dcb1a46a8b9856092dd59866b;hpb=f677a83348a9568679240ee9d731ab454f289831

diff --git a/src/drivers/ao_cc1120.c b/src/drivers/ao_cc1120.c
index 5add45e4..07ebf835 100644
--- a/src/drivers/ao_cc1120.c
+++ b/src/drivers/ao_cc1120.c
@@ -30,6 +30,7 @@ static uint8_t ao_radio_wake;		/* radio ready. Also used as sleep address */
 static uint8_t ao_radio_abort;		/* radio operation should abort */
 static uint8_t ao_radio_mcu_wake;	/* MARC status change */
 static uint8_t ao_radio_marc_status;	/* Last read MARC status value */
+static uint8_t ao_radio_tx_finished;	/* MARC status indicates TX finished */
 
 #define CC1120_DEBUG	AO_FEC_DEBUG
 #define CC1120_TRACE	0
@@ -242,6 +243,8 @@ ao_radio_check_marc_status(void)
 	/* Anyt other than 'tx/rx finished' means an error occurred */
 	if (ao_radio_marc_status & ~(CC1120_MARC_STATUS1_TX_FINISHED|CC1120_MARC_STATUS1_RX_FINISHED))
 		ao_radio_abort = 1;
+	if (ao_radio_marc_status & (CC1120_MARC_STATUS1_TX_FINISHED))
+		ao_radio_tx_finished = 1;
 }
 
 static void
@@ -258,6 +261,7 @@ ao_radio_start_tx(void)
 	ao_exti_set_callback(AO_CC1120_INT_PORT, AO_CC1120_INT_PIN, ao_radio_isr);
 	ao_exti_enable(AO_CC1120_INT_PORT, AO_CC1120_INT_PIN);
 	ao_exti_enable(AO_CC1120_MCU_WAKEUP_PORT, AO_CC1120_MCU_WAKEUP_PIN);
+	ao_radio_tx_finished = 0;
 	ao_radio_strobe(CC1120_STX);
 }
 
@@ -268,6 +272,8 @@ ao_radio_idle(void)
 		uint8_t	state = ao_radio_strobe(CC1120_SIDLE);
 		if ((state >> CC1120_STATUS_STATE) == CC1120_STATUS_STATE_IDLE)
 			break;
+		if ((state >> CC1120_STATUS_STATE) == CC1120_STATUS_STATE_TX_FIFO_ERROR)
+			ao_radio_strobe(CC1120_SFTX);
 	}
 	/* Flush any pending TX bytes */
 	ao_radio_strobe(CC1120_SFTX);
@@ -711,11 +717,17 @@ ao_radio_send(const void *d, uint8_t size)
 	uint8_t		this_len;
 	uint8_t		started = 0;
 	uint8_t		fifo_space;
+	uint8_t		q;
 
 	encode_len = ao_fec_encode(d, size, tx_data);
 
 	ao_radio_get(encode_len);
 
+	ao_radio_abort = 0;
+
+	/* Flush any pending TX bytes */
+	ao_radio_strobe(CC1120_SFTX);
+
 	started = 0;
 	fifo_space = CC1120_FIFO_SIZE;
 	while (encode_len) {
@@ -746,6 +758,8 @@ ao_radio_send(const void *d, uint8_t size)
 			break;
 		}
 	}
+	while (started && !ao_radio_abort && !ao_radio_tx_finished)
+		ao_radio_wait_isr(0);
 	ao_radio_put();
 }