Page MenuHomeFreeBSD
Differential D19495 Diff 55583 sys/amd64/vmm/io/vatpit.c

Changeset View

Standalone View

View Options

sys/amd64/vmm/io/vatpit.c

Show All 32 Lines
#include <sys/queue.h> #include <sys/queue.h>
#include <sys/kernel.h> #include <sys/kernel.h>
#include <sys/lock.h> #include <sys/lock.h>
#include <sys/malloc.h> #include <sys/malloc.h>
#include <sys/mutex.h> #include <sys/mutex.h>
#include <sys/systm.h> #include <sys/systm.h>
#include <machine/vmm.h> #include <machine/vmm.h>
#include <machine/vmm_snapshot.h>
#include "vmm_ktr.h" #include "vmm_ktr.h"
#include "vatpic.h" #include "vatpic.h"
#include "vioapic.h" #include "vioapic.h"
#include "vatpit.h" #include "vatpit.h"
static MALLOC_DEFINE(M_VATPIT, "atpit", "bhyve virtual atpit (8254)"); static MALLOC_DEFINE(M_VATPIT, "atpit", "bhyve virtual atpit (8254)");
▲ Show 20 Lines • Show All 400 Lines • ▼ Show 20 Lines
vatpit_cleanup(struct vatpit *vatpit) vatpit_cleanup(struct vatpit *vatpit)
{ {
int i; int i;
for (i = 0; i < 3; i++) for (i = 0; i < 3; i++)
callout_drain(&vatpit->channel[i].callout); callout_drain(&vatpit->channel[i].callout);
free(vatpit, M_VATPIT); free(vatpit, M_VATPIT);
}
int
vatpit_snapshot(struct vatpit *vatpit, struct vm_snapshot_meta *meta)
{
int ret;
int i;
struct channel *channel;
SNAPSHOT_VAR_OR_LEAVE(vatpit->freq_sbt, meta, ret, done);
/* properly restore timers; they will NOT work currently */
printf("%s: snapshot restore does not reset timers!\r\n", __func__);
for (i = 0; i < nitems(vatpit->channel); i++) {
channel = &vatpit->channel[i];
SNAPSHOT_VAR_OR_LEAVE(channel->mode, meta, ret, done);
SNAPSHOT_VAR_OR_LEAVE(channel->initial, meta, ret, done);
SNAPSHOT_VAR_OR_LEAVE(channel->now_sbt, meta, ret, done);
SNAPSHOT_BUF_OR_LEAVE(channel->cr, sizeof(channel->cr),
meta, ret, done);
SNAPSHOT_BUF_OR_LEAVE(channel->ol, sizeof(channel->cr),
meta, ret, done);
SNAPSHOT_VAR_OR_LEAVE(channel->slatched, meta, ret, done);
SNAPSHOT_VAR_OR_LEAVE(channel->status, meta, ret, done);
SNAPSHOT_VAR_OR_LEAVE(channel->crbyte, meta, ret, done);
SNAPSHOT_VAR_OR_LEAVE(channel->frbyte, meta, ret, done);
SNAPSHOT_VAR_OR_LEAVE(channel->callout_sbt, meta, ret, done);
}
done:
return (ret);
} }