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mc1322x: get the tx status for a packet and return the proper response.

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This commit is contained in:
Mariano Alvira 2011-02-18 13:22:43 -05:00
parent 535b9d35d7
commit c12ab0d484
1 changed files with 14 additions and 3 deletions
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15
cpu/mc1322x/contiki-maca.c
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@ -62,6 +62,7 @@
#endif
static volatile uint8_t tx_complete;
static volatile uint8_t tx_status;
/* contiki mac driver */
@ -228,8 +229,6 @@ int contiki_maca_transmit(unsigned short transmit_len) {
#if BLOCKING_TX
/* block until tx_complete, set by contiki_maca_tx_callback */
/* there are many places in contiki that rely on the */
/* transmit call to block */
while(!tx_complete && (tx_head != 0));
#endif
}
@ -237,7 +236,18 @@ int contiki_maca_transmit(unsigned short transmit_len) {
int contiki_maca_send(const void *payload, unsigned short payload_len) {
contiki_maca_prepare(payload, payload_len);
contiki_maca_transmit(payload_len);
switch(tx_status) {
case SUCCESS:
case CRC_FAILED: /* CRC_FAILED is usually an ack */
PRINTF("TXOK\n\r");
return RADIO_TX_OK;
case NO_ACK:
PRINTF("NOACK\n\r");
return RADIO_TX_NOACK;
default:
PRINTF("TXERR\n\r");
return RADIO_TX_ERR;
}
}
PROCESS(contiki_maca_process, "maca process");
@ -284,5 +294,6 @@ void maca_rx_callback(volatile packet_t *p __attribute((unused))) {
#if BLOCKING_TX
void maca_tx_callback(volatile packet_t *p __attribute((unused))) {
tx_complete = 1;
tx_status = p->status;
}
#endif