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Store timestamps in the cc2420 module instead of the cc2420-arch-sfd module

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adamdunkels 2010-12-16 22:49:12 +00:00
parent 4914739e5d
commit c0fedd7661
1 changed files with 10 additions and 8 deletions
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18
cpu/msp430/cc2420-arch-sfd.c
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@ -26,7 +26,7 @@
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE. * SUCH DAMAGE.
* *
* @(#)$Id: cc2420-arch-sfd.c,v 1.4 2010/06/23 10:19:15 joxe Exp $ * @(#)$Id: cc2420-arch-sfd.c,v 1.5 2010/12/16 22:49:12 adamdunkels Exp $
*/ */
#include <io.h> #include <io.h>
@ -36,9 +36,9 @@
#include "dev/cc2420.h" #include "dev/cc2420.h"
#include "contiki-conf.h" #include "contiki-conf.h"
volatile uint8_t cc2420_arch_sfd_counter; extern volatile uint8_t cc2420_sfd_counter;
volatile uint16_t cc2420_arch_sfd_start_time; extern volatile uint16_t cc2420_sfd_start_time;
volatile uint16_t cc2420_arch_sfd_end_time; extern volatile uint16_t cc2420_sfd_end_time;
/*---------------------------------------------------------------------------*/ /*---------------------------------------------------------------------------*/
/* SFD interrupt for timestamping radio packets */ /* SFD interrupt for timestamping radio packets */
@ -50,11 +50,11 @@ cc24240_timerb1_interrupt(void)
/* always read TBIV to clear IFG */ /* always read TBIV to clear IFG */
tbiv = TBIV; tbiv = TBIV;
if(CC2420_SFD_IS_1) { if(CC2420_SFD_IS_1) {
cc2420_arch_sfd_counter++; cc2420_sfd_counter++;
cc2420_arch_sfd_start_time = TBCCR1; cc2420_sfd_start_time = TBCCR1;
} else { } else {
cc2420_arch_sfd_counter = 0; cc2420_sfd_counter = 0;
cc2420_arch_sfd_end_time = TBCCR1; cc2420_sfd_end_time = TBCCR1;
} }
ENERGEST_OFF(ENERGEST_TYPE_IRQ); ENERGEST_OFF(ENERGEST_TYPE_IRQ);
} }
@ -74,5 +74,7 @@ cc2420_arch_sfd_init(void)
/* Start Timer_B in continuous mode. */ /* Start Timer_B in continuous mode. */
TBCTL |= MC1; TBCTL |= MC1;
TBR = RTIMER_NOW();
} }
/*---------------------------------------------------------------------------*/ /*---------------------------------------------------------------------------*/