Lines Matching refs:hypercall
42 Different hypercalls take a different number of parameters. Each hypercall
52 The exact sequence of instructions required to issue a hypercall differs
74 Hypercall Page. This allows a guest to make a hypercall without needing to
81 The hypercall page is a page of guest RAM into which Xen will write suitable
84 Creating a hypercall page is an isolated operation from Xen's point of view.
85 It is the guests responsibility to ensure that the hypercall page, once
87 Multiple hypercall pages may be created by the guest, if it wishes.
89 The stubs are arranged by hypercall index, and start on 32-byte boundaries.
90 To invoke a specific hypercall, ``call`` the relevant stub [3]_:
106 hypercall page during construction. This mechanism is common for PV guests,
109 Any guest can locate the Xen CPUID leaves and read the *hypercall transfer
111 additional hypercall pages. When a guest physical address is written to the
112 MSR, Xen writes a hypercall page into the nominated guest page. This