mirror of
git://projects.qi-hardware.com/ben-wpan.git
synced 2024-12-24 01:54:36 +02:00
62 lines
1.4 KiB
C
62 lines
1.4 KiB
C
|
/*
|
||
|
|
* lib/misctxrx.c - Miscellaenous transceiver helper functions
|
||
|
|
*
|
||
|
|
* Written 2010 by Werner Almesberger
|
||
|
|
* Copyright 2010 Werner Almesberger
|
||
|
|
*
|
||
|
|
* This program is free software; you can redistribute it and/or modify
|
||
|
|
* it under the terms of the GNU General Public License as published by
|
||
|
|
* the Free Software Foundation; either version 2 of the License, or
|
||
|
|
* (at your option) any later version.
|
||
|
|
*/
|
||
|
|
|
||
|
|
|
||
|
|
#include <stdint.h>
|
||
|
|
#include <stdlib.h>
|
||
|
|
#include <stdio.h>
|
||
|
|
#include <unistd.h>
|
||
|
|
|
||
|
|
#include "at86rf230.h"
|
||
|
|
#include "atspi.h"
|
||
|
|
#include "misctxrx.h"
|
||
|
|
|
||
|
|
|
||
|
|
uint8_t wait_for_interrupt(struct atspi_dsc *dsc, uint8_t wait_for,
|
||
|
|
uint8_t ignore, int sleep_us, int timeout)
|
||
|
|
{
|
||
|
|
uint8_t irq, show;
|
||
|
|
|
||
|
|
while (1) {
|
||
|
|
while (!atspi_interrupt(dsc)) {
|
||
|
|
usleep(sleep_us);
|
||
|
|
if (timeout && !--timeout)
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
irq = atspi_reg_read(dsc, REG_IRQ_STATUS);
|
||
|
|
if (atspi_error(dsc))
|
||
|
|
exit(1);
|
||
|
|
if (!irq)
|
||
|
|
continue;
|
||
|
|
show = irq & ~ignore;
|
||
|
|
if ((irq & wait_for) && !show)
|
||
|
|
break;
|
||
|
|
fprintf(stderr, "IRQ (0x%02x):", irq);
|
||
|
|
if (irq & IRQ_PLL_LOCK)
|
||
|
|
fprintf(stderr, " PLL_LOCK");
|
||
|
|
if (irq & IRQ_PLL_UNLOCK)
|
||
|
|
fprintf(stderr, " PLL_UNLOCK");
|
||
|
|
if (irq & IRQ_RX_START)
|
||
|
|
fprintf(stderr, " RX_START");
|
||
|
|
if (irq & IRQ_TRX_END)
|
||
|
|
fprintf(stderr, " TRX_END");
|
||
|
|
if (irq & IRQ_TRX_UR)
|
||
|
|
fprintf(stderr, " TRX_UR");
|
||
|
|
if (irq & IRQ_BAT_LOW)
|
||
|
|
fprintf(stderr, " BAT_LOW");
|
||
|
|
fprintf(stderr, "\n");
|
||
|
|
if (irq & wait_for)
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
return irq;
|
||
|
|
}
|