jcs.org
qemu with hax to log dma reads & writes
jcs.org/2018/11/12/vfio
1/*
2 * QEMU save vm functions
3 *
4 * Copyright (c) 2003-2008 Fabrice Bellard
5 * Copyright (c) 2009-2017 Red Hat Inc
6 *
7 * Authors:
8 * Juan Quintela <quintela@redhat.com>
9 *
10 * This work is licensed under the terms of the GNU GPL, version 2 or later.
11 * See the COPYING file in the top-level directory.
12 */
13
14#ifndef MIGRATION_SAVEVM_H
15#define MIGRATION_SAVEVM_H
16
17#define QEMU_VM_FILE_MAGIC 0x5145564d
18#define QEMU_VM_FILE_VERSION_COMPAT 0x00000002
19#define QEMU_VM_FILE_VERSION 0x00000003
20
21#define QEMU_VM_EOF 0x00
22#define QEMU_VM_SECTION_START 0x01
23#define QEMU_VM_SECTION_PART 0x02
24#define QEMU_VM_SECTION_END 0x03
25#define QEMU_VM_SECTION_FULL 0x04
26#define QEMU_VM_SUBSECTION 0x05
27#define QEMU_VM_VMDESCRIPTION 0x06
28#define QEMU_VM_CONFIGURATION 0x07
29#define QEMU_VM_COMMAND 0x08
30#define QEMU_VM_SECTION_FOOTER 0x7e
31
32bool qemu_savevm_state_blocked(Error **errp);
33void qemu_savevm_state_setup(QEMUFile *f);
34bool qemu_savevm_state_guest_unplug_pending(void);
35int qemu_savevm_state_resume_prepare(MigrationState *s);
36void qemu_savevm_state_header(QEMUFile *f);
37int qemu_savevm_state_iterate(QEMUFile *f, bool postcopy);
38void qemu_savevm_state_cleanup(void);
39void qemu_savevm_state_complete_postcopy(QEMUFile *f);
40int qemu_savevm_state_complete_precopy(QEMUFile *f, bool iterable_only,
41 bool inactivate_disks);
42void qemu_savevm_state_pending(QEMUFile *f, uint64_t max_size,
43 uint64_t *res_precopy_only,
44 uint64_t *res_compatible,
45 uint64_t *res_postcopy_only);
46void qemu_savevm_send_ping(QEMUFile *f, uint32_t value);
47void qemu_savevm_send_open_return_path(QEMUFile *f);
48int qemu_savevm_send_packaged(QEMUFile *f, const uint8_t *buf, size_t len);
49void qemu_savevm_send_postcopy_advise(QEMUFile *f);
50void qemu_savevm_send_postcopy_listen(QEMUFile *f);
51void qemu_savevm_send_postcopy_run(QEMUFile *f);
52void qemu_savevm_send_postcopy_resume(QEMUFile *f);
53void qemu_savevm_send_recv_bitmap(QEMUFile *f, char *block_name);
54
55void qemu_savevm_send_postcopy_ram_discard(QEMUFile *f, const char *name,
56 uint16_t len,
57 uint64_t *start_list,
58 uint64_t *length_list);
59void qemu_savevm_send_colo_enable(QEMUFile *f);
60void qemu_savevm_live_state(QEMUFile *f);
61int qemu_save_device_state(QEMUFile *f);
62
63int qemu_loadvm_state(QEMUFile *f);
64void qemu_loadvm_state_cleanup(void);
65int qemu_loadvm_state_main(QEMUFile *f, MigrationIncomingState *mis);
66int qemu_load_device_state(QEMUFile *f);
67
68#endif