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* Better management of "DATA ACK"s.

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This commit is contained in:
bg- 2007-04-30 09:41:42 +00:00
parent 13bfd30fdd
commit e7d7e31bc9
1 changed files with 6 additions and 2 deletions
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8
core/dev/cc2420.c
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@ -28,7 +28,7 @@
*
* This file is part of the Contiki operating system.
*
* @(#)$Id: cc2420.c,v 1.11 2007/04/04 11:46:10 bg- Exp $
* @(#)$Id: cc2420.c,v 1.12 2007/04/30 09:41:42 bg- Exp $
*/
/*
* This code is almost device independent and should be easy to port.
@ -447,7 +447,8 @@ PROCESS_THREAD(cc2420_process, ev, data)
u8_t footer[2];
uip_len = 0;
s = splhigh();
FASTSPI_READ_FIFO_NO_WAIT(&uip_buf[UIP_LLH_LEN], len - 2);
if (len > 2)
FASTSPI_READ_FIFO_NO_WAIT(&uip_buf[UIP_LLH_LEN], len - 2);
FASTSPI_READ_FIFO_NO_WAIT(footer, 2);
rx_fifo_remaining_bytes = 0; /* RX FIFO emptied! */
splx(s);
@ -460,6 +461,9 @@ PROCESS_THREAD(cc2420_process, ev, data)
}
}
if (len == 2)
PRINTF("recv data_ack\n");
/* Clean up in case of FIFO overflow! This happens for every full
* length frame and is signaled by FIFOP = 1 and FIFO = 0.
*/