1 /*
2 * Global variables that (mostly) should not exist
3 *
4 * Copyright (c) 2003-2020 QEMU contributors
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
8 * in the Software without restriction, including without limitation the rights
9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10 * copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
22 * THE SOFTWARE.
23 */
24
25 #include "qemu/osdep.h"
26 #include "exec/cpu-common.h"
27 #include "hw/display/vga.h"
28 #include "hw/loader.h"
29 #include "hw/xen/xen.h"
30 #include "net/net.h"
31 #include "system/cpus.h"
32 #include "system/system.h"
33
should_mlock(MlockState state)34 bool should_mlock(MlockState state)
35 {
36 return state == MLOCK_ON || state == MLOCK_ON_FAULT;
37 }
38
is_mlock_on_fault(MlockState state)39 bool is_mlock_on_fault(MlockState state)
40 {
41 return state == MLOCK_ON_FAULT;
42 }
43
44 enum vga_retrace_method vga_retrace_method = VGA_RETRACE_DUMB;
45 int display_opengl;
46 const char* keyboard_layout;
47 MlockState mlock_state;
48 bool enable_cpu_pm;
49 int autostart = 1;
50 int vga_interface_type = VGA_NONE;
51 bool vga_interface_created;
52 Chardev *parallel_hds[MAX_PARALLEL_PORTS];
53 QEMUOptionRom option_rom[MAX_OPTION_ROMS];
54 int nb_option_roms;
55 int old_param;
56 const char *qemu_name;
57 unsigned int nb_prom_envs;
58 const char *prom_envs[MAX_PROM_ENVS];
59 uint8_t *boot_splash_filedata;
60 int only_migratable; /* turn it off unless user states otherwise */
61
62 /* The bytes in qemu_uuid are in the order specified by RFC4122, _not_ in the
63 * little-endian "wire format" described in the SMBIOS 2.6 specification.
64 */
65 QemuUUID qemu_uuid;
66 bool qemu_uuid_set;
67
68 uint32_t xen_domid;
69 enum xen_mode xen_mode = XEN_DISABLED;
70 bool xen_domid_restrict;
71 bool xen_is_stubdomain;
72 struct evtchn_backend_ops *xen_evtchn_ops;
73 struct gnttab_backend_ops *xen_gnttab_ops;
74 struct foreignmem_backend_ops *xen_foreignmem_ops;
75 struct xenstore_backend_ops *xen_xenstore_ops;
76