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 34 bool should_mlock(MlockState state) 35 { 36 return state == MLOCK_ON || state == MLOCK_ON_FAULT; 37 } 38 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