include/hw/i386/microvm.h

   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