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/******************************************************************************
* xc_atropos.c
*
* API for manipulating parameters of the Atropos scheduler.
*
* by Mark Williamson, Copyright (c) 2004 Intel Research Cambridge.
*/
#include "xc_private.h"
int xc_atropos_domain_set(int xc_handle,
u32 domid, u64 period, u64 slice, u64 latency,
int xtratime)
{
dom0_op_t op;
struct atropos_adjdom *p = &op.u.adjustdom.u.atropos;
op.cmd = DOM0_ADJUSTDOM;
op.u.adjustdom.domain = (domid_t)domid;
op.u.adjustdom.sched_id = SCHED_ATROPOS;
op.u.adjustdom.direction = SCHED_INFO_PUT;
p->nat_period = period;
p->nat_slice = slice;
p->latency = latency;
p->xtratime = xtratime;
return do_dom0_op(xc_handle, &op);
}
int xc_atropos_domain_get(int xc_handle, u32 domid, u64 *period,
u64 *slice, u64 *latency, int *xtratime)
{
dom0_op_t op;
int ret;
struct atropos_adjdom *p = &op.u.adjustdom.u.atropos;
op.cmd = DOM0_ADJUSTDOM;
op.u.adjustdom.domain = (domid_t)domid;
op.u.adjustdom.sched_id = SCHED_ATROPOS;
op.u.adjustdom.direction = SCHED_INFO_GET;
ret = do_dom0_op(xc_handle, &op);
*period = p->nat_period;
*slice = p->nat_slice;
*latency = p->latency;
*xtratime = p->xtratime;
return ret;
}
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