2010-05-14 12:38:24 +01:00
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/* Simple wrappers around HVM functions */
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#ifndef XEN_HVM_H__
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#define XEN_HVM_H__
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#include <xen/interface/hvm/params.h>
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2010-05-14 12:40:51 +01:00
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#include <asm/xen/hypercall.h>
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2010-05-14 12:38:24 +01:00
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static inline int hvm_get_parameter(int idx, uint64_t *value)
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{
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struct xen_hvm_param xhv;
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int r;
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xhv.domid = DOMID_SELF;
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xhv.index = idx;
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r = HYPERVISOR_hvm_op(HVMOP_get_param, &xhv);
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if (r < 0) {
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printk(KERN_ERR "Cannot get hvm parameter %d: %d!\n",
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idx, r);
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return r;
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}
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*value = xhv.value;
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return r;
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}
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2010-05-14 12:40:51 +01:00
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#define HVM_CALLBACK_VIA_TYPE_VECTOR 0x2
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#define HVM_CALLBACK_VIA_TYPE_SHIFT 56
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#define HVM_CALLBACK_VECTOR(x) (((uint64_t)HVM_CALLBACK_VIA_TYPE_VECTOR)<<\
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HVM_CALLBACK_VIA_TYPE_SHIFT | (x))
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2010-05-14 12:38:24 +01:00
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#endif /* XEN_HVM_H__ */
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