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Diffstat (limited to 'include/hw/i386/microvm.h')
| -rw-r--r-- | include/hw/i386/microvm.h | 116 |
1 files changed, 116 insertions, 0 deletions
diff --git a/include/hw/i386/microvm.h b/include/hw/i386/microvm.h new file mode 100644 index 000000000..4d9c732d4 --- /dev/null +++ b/include/hw/i386/microvm.h @@ -0,0 +1,116 @@ +/* + * Copyright (c) 2018 Intel Corporation + * Copyright (c) 2019 Red Hat, Inc. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2 or later, as published by the Free Software Foundation. + * + * This program is distributed in the hope it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#ifndef HW_I386_MICROVM_H +#define HW_I386_MICROVM_H + +#include "qemu-common.h" +#include "exec/hwaddr.h" +#include "qemu/notify.h" + +#include "hw/boards.h" +#include "hw/i386/x86.h" +#include "hw/acpi/acpi_dev_interface.h" +#include "hw/pci-host/gpex.h" +#include "qom/object.h" + +/* + * IRQ | pc | microvm (acpi=on) + * --------+------------+------------------ + * 0 | pit | + * 1 | kbd | + * 2 | cascade | + * 3 | serial 1 | + * 4 | serial 0 | serial + * 5 | - | + * 6 | floppy | + * 7 | parallel | + * 8 | rtc | rtc (rtc=on) + * 9 | acpi | acpi (ged) + * 10 | pci lnk | xhci (usb=on) + * 11 | pci lnk | + * 12 | ps2 | pcie + * 13 | fpu | pcie + * 14 | ide 0 | pcie + * 15 | ide 1 | pcie + * 16-23 | pci gsi | virtio + */ + +/* Platform virtio definitions */ +#define VIRTIO_MMIO_BASE 0xfeb00000 +#define VIRTIO_CMDLINE_MAXLEN 64 + +#define GED_MMIO_BASE 0xfea00000 +#define GED_MMIO_BASE_MEMHP (GED_MMIO_BASE + 0x100) +#define GED_MMIO_BASE_REGS (GED_MMIO_BASE + 0x200) +#define GED_MMIO_IRQ 9 + +#define MICROVM_XHCI_BASE 0xfe900000 +#define MICROVM_XHCI_IRQ 10 + +#define PCIE_MMIO_BASE 0xc0000000 +#define PCIE_MMIO_SIZE 0x20000000 +#define PCIE_ECAM_BASE 0xe0000000 +#define PCIE_ECAM_SIZE 0x10000000 + +/* Machine type options */ +#define MICROVM_MACHINE_PIT "pit" +#define MICROVM_MACHINE_PIC "pic" +#define MICROVM_MACHINE_RTC "rtc" +#define MICROVM_MACHINE_PCIE "pcie" +#define MICROVM_MACHINE_IOAPIC2 "ioapic2" +#define MICROVM_MACHINE_ISA_SERIAL "isa-serial" +#define MICROVM_MACHINE_OPTION_ROMS "x-option-roms" +#define MICROVM_MACHINE_AUTO_KERNEL_CMDLINE "auto-kernel-cmdline" + +struct MicrovmMachineClass { + X86MachineClass parent; + HotplugHandler *(*orig_hotplug_handler)(MachineState *machine, + DeviceState *dev); +}; + +struct MicrovmMachineState { + X86MachineState parent; + + /* Machine type options */ + OnOffAuto pic; + OnOffAuto pit; + OnOffAuto rtc; + OnOffAuto pcie; + OnOffAuto ioapic2; + bool isa_serial; + bool option_roms; + bool auto_kernel_cmdline; + + /* Machine state */ + uint32_t pcie_irq_base; + uint32_t virtio_irq_base; + uint32_t virtio_num_transports; + bool kernel_cmdline_fixed; + Notifier machine_done; + Notifier powerdown_req; + struct GPEXConfig gpex; + + /* device tree */ + void *fdt; + uint32_t ioapic_phandle[2]; +}; + +#define TYPE_MICROVM_MACHINE MACHINE_TYPE_NAME("microvm") +OBJECT_DECLARE_TYPE(MicrovmMachineState, MicrovmMachineClass, MICROVM_MACHINE) + +#endif |