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Don't post from an interrupt context --- this resulted in process

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corruption if a packet was received at the wrong time.

The maca_thread now just PAUSEs and checks rx_head instead of waiting
for a data event to be posted.
This commit is contained in:
maralvira 2010-09-13 14:15:58 +00:00
parent bc211db5fd
commit 1cb0762bd0
1 changed files with 2 additions and 7 deletions
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9
cpu/mc1322x/contiki-maca.c
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@ -30,7 +30,7 @@
* *
* This file is part of the Contiki OS. * This file is part of the Contiki OS.
* *
* $Id: contiki-maca.c,v 1.3 2010/07/28 18:48:51 maralvira Exp $ * $Id: contiki-maca.c,v 1.4 2010/09/13 14:15:58 maralvira Exp $
*/ */
#include <stdint.h> #include <stdint.h>
@ -237,8 +237,7 @@ PROCESS_THREAD(contiki_maca_process, ev, data)
PROCESS_BEGIN(); PROCESS_BEGIN();
while (1) { while (1) {
PROCESS_WAIT_EVENT_UNTIL(ev == event_data_ready); PROCESS_PAUSE();
// PROCESS_YIELD_UNTIL(ev == PROCESS_EVENT_POLL);
/* check if there is a request to turn the radio on or off */ /* check if there is a request to turn the radio on or off */
if(contiki_maca_request_on == 1) { if(contiki_maca_request_on == 1) {
@ -265,10 +264,6 @@ PROCESS_THREAD(contiki_maca_process, ev, data)
PROCESS_END(); PROCESS_END();
} }
void maca_rx_callback(volatile packet_t *p __attribute((unused))) {
process_post(&contiki_maca_process, event_data_ready, NULL);
}
#if BLOCKING_TX #if BLOCKING_TX
void maca_tx_callback(volatile packet_t *p __attribute((unused))) { void maca_tx_callback(volatile packet_t *p __attribute((unused))) {
tx_complete = 1; tx_complete = 1;