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make native ltc4150 posix rt independent

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This commit is contained in:
Ludwig Ortmann 2013-04-15 20:11:15 +02:00
parent 34b2dc31e5
commit cbe8feb3dd
1 changed files with 21 additions and 23 deletions
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44
native/native-ltc4150.c
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@ -26,11 +26,25 @@
#include "cpu.h"
#include "cpu-conf.h"
#include "hwtimer.h"
#define native_ltc4150_startup_delay 10
static timer_t native_ltc4150_timer;
static struct itimerspec native_ltc4150_timer_time;
static int _int_enabled;
/**
* native ltc4150 hwtimer - interrupt handler proxy
*/
static void _int_handler()
{
DEBUG("ltc4150 _int_handler()\n");
ltc4150_interrupt();
if (_int_enabled == 1) {
if (hwtimer_set(100000, _int_handler, NULL) == -1) {
errx(1, "_int_handler: hwtimer_set");
};
}
}
/**
* unregister signal handler
@ -38,7 +52,7 @@ static struct itimerspec native_ltc4150_timer_time;
void ltc4150_disable_int(void)
{
DEBUG("ltc4150_disable_int()\n");
unregister_interrupt(_SIG_LTC4150);
_int_enabled = 0;
}
/**
@ -47,7 +61,10 @@ void ltc4150_disable_int(void)
void ltc4150_enable_int(void)
{
DEBUG("ltc4150_enable_int()\n");
register_interrupt(_SIG_LTC4150, ltc4150_interrupt);
_int_enabled = 1;
if (hwtimer_set(100000, _int_handler, NULL) == -1) {
errx(1, "ltc4150_enable_int: hwtimer_set");
};
}
/**
@ -68,25 +85,6 @@ void ltc4150_arch_init(void)
ltc4150_disable_int();
/* create timer */
sev.sigev_notify = SIGEV_SIGNAL;
sev.sigev_signo = _SIG_LTC4150;
sev.sigev_value.sival_ptr = &native_ltc4150_timer;
if (timer_create(CLOCK_MONOTONIC, &sev, &native_ltc4150_timer) == -1) {
err(1, "ltc4150_arch_init(): timer_create");
}
/* set timer */
native_ltc4150_timer_time.it_value.tv_sec = 0;
native_ltc4150_timer_time.it_value.tv_nsec = 100000000;
native_ltc4150_timer_time.it_interval.tv_sec = 0;
native_ltc4150_timer_time.it_interval.tv_nsec = 100000000;
if (timer_settime(native_ltc4150_timer, 0, &native_ltc4150_timer_time, NULL) == -1) {
err(1, "ltc4150_arch_init: timer_settime");
}
puts("Native LTC4150 initialized.");
}
/** @} */