| /* Simple wrappers around HVM functions */ |
| #ifndef XEN_HVM_H__ |
| #define XEN_HVM_H__ |
| |
| #include <xen/interface/hvm/params.h> |
| #include <asm/xen/hypercall.h> |
| |
| static inline int hvm_get_parameter(int idx, uint64_t *value) |
| { |
| struct xen_hvm_param xhv; |
| int r; |
| |
| xhv.domid = DOMID_SELF; |
| xhv.index = idx; |
| r = HYPERVISOR_hvm_op(HVMOP_get_param, &xhv); |
| if (r < 0) { |
| printk(KERN_ERR "Cannot get hvm parameter %d: %d!\n", |
| idx, r); |
| return r; |
| } |
| *value = xhv.value; |
| return r; |
| } |
| |
| #define HVM_CALLBACK_VIA_TYPE_VECTOR 0x2 |
| #define HVM_CALLBACK_VIA_TYPE_SHIFT 56 |
| #define HVM_CALLBACK_VECTOR(x) (((uint64_t)HVM_CALLBACK_VIA_TYPE_VECTOR)<<\ |
| HVM_CALLBACK_VIA_TYPE_SHIFT | (x)) |
| |
| #endif /* XEN_HVM_H__ */ |