Lines Matching +full:- +full:- +full:-
9 See the COPYING file in the top-level directory.
12 exposes a 128-bit, cryptographically random, integer value identifier,
20 re-initializing its random number generator etc.
24 ------------
31 - **R1a** The generation ID shall live in an 8-byte aligned buffer.
33 - **R1b** The buffer holding the generation ID shall be in guest RAM,
36 - **R1c** The buffer holding the generation ID shall be kept separate from
39 - **R1d** The buffer shall not be covered by an AddressRangeMemory or
42 - **R1e** The generation ID shall not live in a page frame that could be
47 - **R2** to **R5** [These AML requirements are isolated well enough in the
50 - **R6** The hypervisor shall expose a _HID (hardware identifier) object
55 -------------------
57 The above-mentioned specification does not dictate which ACPI descriptor table
58 will contain the VM Generation ID device. Other implementations (Hyper-V and
65 # iasl -p ./SSDT -d /sys/firmware/acpi/tables/SSDT
68 ASL+ Optimizing Compiler version 20150717-64
69 Copyright (c) 2000 - 2015 Intel Corporation
71 Reading ACPI table from file /sys/firmware/acpi/tables/SSDT - Length
81 ASL Output: ./SSDT.dsl - 1631 bytes
85 * AML/ASL+ Disassembler version 20150717-64
86 * Copyright (c) 2000 - 2015 Intel Corporation
134 Method (\_GPE._E05, 0, NotSerialized) // _Exx: Edge-Triggered GPE
142 ---------------
148 backed-up or snapshotted image. In order to do this, QEMU must know the
161 - contains the actual VM Generation ID GUID
162 - read-only to the guest
166 - contains the address of the downloaded vmgenid blob
167 - writable by the guest
189 Endian-ness Considerations:
190 ---------------------------
193 device is expected to use little-endian format.
195 All GUID passed in via command line or monitor are treated as big-endian.
196 GUID values displayed via monitor are shown in big-endian format.
200 --------------------
203 the vmgenid_guid fw_cfg blob are not simply a 128-bit GUID. There is also
207 +----------------------------------+
209 +----------------------------------+
211 | VGIA dword object ---------------|-----> +---------------------------+
212 | ... | | fw-allocated array for |
214 | ... | +---------------------------+
217 +----------------------------------+ | 36: padding for 8-byte |
221 +---------------------------+
226 -------------
236 QEMU -device vmgenid,guid="324e6eaf-d1d1-4bf6-bf41-b9bb6c91fb87"
237 QEMU -device vmgenid,guid=auto
241 (QEMU) query-vm-generation-id
242 {"return": {"guid": "324e6eaf-d1d1-4bf6-bf41-b9bb6c91fb87"}}