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Jeremy Fitzhardinge18f19aa2010-05-14 12:38:24 +01001/* Simple wrappers around HVM functions */
2#ifndef XEN_HVM_H__
3#define XEN_HVM_H__
4
5#include <xen/interface/hvm/params.h>
6
7static inline int hvm_get_parameter(int idx, uint64_t *value)
8{
9 struct xen_hvm_param xhv;
10 int r;
11
12 xhv.domid = DOMID_SELF;
13 xhv.index = idx;
14 r = HYPERVISOR_hvm_op(HVMOP_get_param, &xhv);
15 if (r < 0) {
16 printk(KERN_ERR "Cannot get hvm parameter %d: %d!\n",
17 idx, r);
18 return r;
19 }
20 *value = xhv.value;
21 return r;
22}
23
24#endif /* XEN_HVM_H__ */