1 /* 2 * Copyright (c) 2018 Intel Corporation 3 * Copyright (c) 2019 Red Hat, Inc. 4 * 5 * This program is free software; you can redistribute it and/or modify it 6 * under the terms and conditions of the GNU General Public License, 7 * version 2 or later, as published by the Free Software Foundation. 8 * 9 * This program is distributed in the hope it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for 12 * more details. 13 * 14 * You should have received a copy of the GNU General Public License along with 15 * this program. If not, see <http://www.gnu.org/licenses/>. 16 */ 17 18 #ifndef HW_I386_MICROVM_H 19 #define HW_I386_MICROVM_H 20 21 #include "qemu-common.h" 22 #include "exec/hwaddr.h" 23 #include "qemu/notify.h" 24 25 #include "hw/boards.h" 26 #include "hw/i386/x86.h" 27 #include "qom/object.h" 28 29 /* Platform virtio definitions */ 30 #define VIRTIO_MMIO_BASE 0xfeb00000 31 #define VIRTIO_IRQ_BASE 5 32 #define VIRTIO_NUM_TRANSPORTS 8 33 #define VIRTIO_CMDLINE_MAXLEN 64 34 35 /* Machine type options */ 36 #define MICROVM_MACHINE_PIT "pit" 37 #define MICROVM_MACHINE_PIC "pic" 38 #define MICROVM_MACHINE_RTC "rtc" 39 #define MICROVM_MACHINE_ISA_SERIAL "isa-serial" 40 #define MICROVM_MACHINE_OPTION_ROMS "x-option-roms" 41 #define MICROVM_MACHINE_AUTO_KERNEL_CMDLINE "auto-kernel-cmdline" 42 43 struct MicrovmMachineClass { 44 X86MachineClass parent; 45 HotplugHandler *(*orig_hotplug_handler)(MachineState *machine, 46 DeviceState *dev); 47 }; 48 typedef struct MicrovmMachineClass MicrovmMachineClass; 49 50 struct MicrovmMachineState { 51 X86MachineState parent; 52 53 /* Machine type options */ 54 OnOffAuto pic; 55 OnOffAuto pit; 56 OnOffAuto rtc; 57 bool isa_serial; 58 bool option_roms; 59 bool auto_kernel_cmdline; 60 61 /* Machine state */ 62 bool kernel_cmdline_fixed; 63 }; 64 typedef struct MicrovmMachineState MicrovmMachineState; 65 66 #define TYPE_MICROVM_MACHINE MACHINE_TYPE_NAME("microvm") 67 DECLARE_OBJ_CHECKERS(MicrovmMachineState, MicrovmMachineClass, 68 MICROVM_MACHINE, TYPE_MICROVM_MACHINE) 69 70 #endif 71