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git-svn-id: svn://svn.code.sf.net/p/chibios/svn/branches/kernel_3_dev@6022 35acf78f-673a-0410-8e92-d51de3d6d3f4

master
gdisirio 2013-07-22 14:19:09 +00:00
parent 6a24f95f53
commit dbdf30d290
3 changed files with 41 additions and 22 deletions
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6
os/kernel/include/ch.h
View File

@ -40,7 +40,7 @@
/**
* @brief Kernel version string.
*/
#define CH_KERNEL_VERSION "2.7.0unstable"
#define CH_KERNEL_VERSION "3.0.0dev"
/**
* @name Kernel version
@ -49,12 +49,12 @@
/**
* @brief Kernel version major number.
*/
#define CH_KERNEL_MAJOR 2
#define CH_KERNEL_MAJOR 3
/**
* @brief Kernel version minor number.
*/
#define CH_KERNEL_MINOR 7
#define CH_KERNEL_MINOR 0
/**
* @brief Kernel version patch number.

17
os/kernel/include/chvt.h
View File

@ -382,11 +382,11 @@ static inline void chVTDoTickI(void) {
}
}
#else /* CH_CFG_TIMEDELTA > 0 */
if (&vtlist != (virtual_timers_list_t *)vtlist.vt_next) {
virtual_timer_t *vtp;
systime_t now = chVTGetSystemTimeI();
systime_t delta = now - vtlist.vt_lasttime;
--vtlist.vt_next->vt_delta;
while (!(vtp = vtlist.vt_next)->vt_delta) {
while ((vtp = vtlist.vt_next)->vt_delta <= delta) {
vtfunc_t fn = vtp->vt_func;
vtp->vt_func = (vtfunc_t)NULL;
vtp->vt_next->vt_prev = (void *)&vtlist;
@ -395,6 +395,17 @@ static inline void chVTDoTickI(void) {
fn(vtp->vt_par);
chSysLockFromIsr();
}
if (&vtlist == (virtual_timers_list_t *)vtlist.vt_next) {
/* The list is empty, no tick event needed so the alarm timer
is stopped.*/
port_timer_stop_alarm();
}
else {
/* The delta is subtracted to the next list element, the current time
becomes the new delta list base time.*/
vtp->vt_delta -= delta;
vtlist.vt_lasttime = now;
port_timer_set_alarm(now + vtp->vt_delta);
}
#endif /* CH_CFG_TIMEDELTA > 0 */
}

14
os/kernel/src/chvt.c
View File

@ -139,15 +139,23 @@ void chVTDoSetI(virtual_timer_t *vtp, systime_t delay,
if (delay < CH_CFG_TIMEDELTA)
delay = CH_CFG_TIMEDELTA;
if (&vtlist == (virtual_timers_list_t *)p) {
/* The delta list is empty, the current time becomes the new
delta list base time.*/
vtlist.vt_lasttime = now;
port_timer_start_alarm(vtlist.vt_lasttime + delay);
}
else {
/* Now the delay is calculated as delta from the last tick interrupt
time.*/
delay += now - vtlist.vt_lasttime;
if (&vtlist != (virtual_timers_list_t *)p)
port_timer_start_alarm(vtlist.vt_lasttime + delay);
else if (delay < p->vt_delta)
/* If the specified delay is closer in time than the first element
in the delta list then it becomes the next alarm event in time.*/
if (delay < p->vt_delta)
port_timer_set_alarm(vtlist.vt_lasttime + delay);
}
}
#endif /* CH_CFG_TIMEDELTA > 0 */
/* The delta list is scanned in order to find the correct position for