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 "hw/acpi/acpi_dev_interface.h" 28 #include "qom/object.h" 29 30 /* Platform virtio definitions */ 31 #define VIRTIO_MMIO_BASE 0xfeb00000 32 #define VIRTIO_NUM_TRANSPORTS 8 33 #define VIRTIO_CMDLINE_MAXLEN 64 34 35 #define GED_MMIO_BASE 0xfea00000 36 #define GED_MMIO_BASE_MEMHP (GED_MMIO_BASE + 0x100) 37 #define GED_MMIO_BASE_REGS (GED_MMIO_BASE + 0x200) 38 #define GED_MMIO_IRQ 9 39 40 /* Machine type options */ 41 #define MICROVM_MACHINE_PIT "pit" 42 #define MICROVM_MACHINE_PIC "pic" 43 #define MICROVM_MACHINE_RTC "rtc" 44 #define MICROVM_MACHINE_ISA_SERIAL "isa-serial" 45 #define MICROVM_MACHINE_OPTION_ROMS "x-option-roms" 46 #define MICROVM_MACHINE_AUTO_KERNEL_CMDLINE "auto-kernel-cmdline" 47 48 struct MicrovmMachineClass { 49 X86MachineClass parent; 50 HotplugHandler *(*orig_hotplug_handler)(MachineState *machine, 51 DeviceState *dev); 52 }; 53 typedef struct MicrovmMachineClass MicrovmMachineClass; 54 55 struct MicrovmMachineState { 56 X86MachineState parent; 57 58 /* Machine type options */ 59 OnOffAuto pic; 60 OnOffAuto pit; 61 OnOffAuto rtc; 62 bool isa_serial; 63 bool option_roms; 64 bool auto_kernel_cmdline; 65 66 /* Machine state */ 67 uint32_t virtio_irq_base; 68 bool kernel_cmdline_fixed; 69 Notifier machine_done; 70 Notifier powerdown_req; 71 }; 72 typedef struct MicrovmMachineState MicrovmMachineState; 73 74 #define TYPE_MICROVM_MACHINE MACHINE_TYPE_NAME("microvm") 75 DECLARE_OBJ_CHECKERS(MicrovmMachineState, MicrovmMachineClass, 76 MICROVM_MACHINE, TYPE_MICROVM_MACHINE) 77 78 #endif 79