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tools/atrf-txrx/atrf-txrx.c (rtt_master): start transition to RX_ON while sending

This allows us to turn around faster.
This commit is contained in:
Werner Almesberger 2013-02-13 10:44:39 -03:00
parent 852aaf1b66
commit 945aa04d9d

View File

@ -494,8 +494,6 @@ static void rtt_slave_hmac(struct atrf_dsc *dsc)
n = atrf_rx(dsc, buf, sizeof(buf), 0, NULL);
if (n < 0)
exit(1);
// uncomment if master doesn't turn around fast enough
//usleep(10*1000);
atrf_tx(dsc, buf, n-2);
}
atrf_rx_mode(dsc, 0);
@ -518,9 +516,17 @@ static void rtt_master(struct atrf_dsc *dsc, int packets, int size)
atrf_buf_write(dsc, buf, size+2);
gettimeofday(&t0, NULL);
atrf_reg_write(dsc, REG_TRX_STATE, TRX_CMD_TX_START);
wait_for_interrupt(dsc, IRQ_TRX_END,
IRQ_TRX_END | IRQ_PLL_LOCK, 10);
/* prepare transition to RX_ON while still sending */
while ((atrf_reg_read(dsc, REG_TRX_STATUS) & TRX_STATUS_MASK)
== TRX_STATUS_TRANSITION);
atrf_reg_write(dsc, REG_TRX_STATE, TRX_CMD_RX_ON);
/* wait for transmission to end */
wait_for_interrupt(dsc, IRQ_TRX_END,
IRQ_TRX_END | IRQ_RX_START | IRQ_PLL_LOCK | IRQ_AMI, 1);
/* wait for reception */
irq = wait_for_interrupt(dsc, IRQ_TRX_END,
IRQ_TRX_END | IRQ_RX_START | IRQ_PLL_LOCK | IRQ_AMI, 1000);
if (irq) {