LXR qemu/include/hw/loongarch/virt.h

   1/* SPDX-License-Identifier: GPL-2.0-or-later */
   2/*
   3 * Definitions for loongarch board emulation.
   4 *
   5 * Copyright (C) 2021 Loongson Technology Corporation Limited
   6 */
   7
   8#ifndef HW_LOONGARCH_H
   9#define HW_LOONGARCH_H
  10
  11#include "target/loongarch/cpu.h"
  12#include "hw/boards.h"
  13#include "qemu/queue.h"
  14#include "hw/intc/loongarch_ipi.h"
  15
  16#define LOONGARCH_MAX_VCPUS     4
  17
  18#define VIRT_ISA_IO_BASE        0x18000000UL
  19#define VIRT_ISA_IO_SIZE        0x0004000
  20#define VIRT_FWCFG_BASE         0x1e020000UL
  21#define VIRT_BIOS_BASE          0x1c000000UL
  22#define VIRT_BIOS_SIZE          (4 * MiB)
  23
  24#define VIRT_LOWMEM_BASE        0
  25#define VIRT_LOWMEM_SIZE        0x10000000
  26#define VIRT_HIGHMEM_BASE       0x90000000
  27#define VIRT_GED_EVT_ADDR       0x100e0000
  28#define VIRT_GED_MEM_ADDR       (VIRT_GED_EVT_ADDR + ACPI_GED_EVT_SEL_LEN)
  29#define VIRT_GED_REG_ADDR       (VIRT_GED_MEM_ADDR + MEMORY_HOTPLUG_IO_LEN)
  30
  31struct LoongArchMachineState {
  32    /*< private >*/
  33    MachineState parent_obj;
  34
  35    IPICore ipi_core[MAX_IPI_CORE_NUM];
  36    MemoryRegion lowmem;
  37    MemoryRegion highmem;
  38    MemoryRegion isa_io;
  39    MemoryRegion bios;
  40    bool         bios_loaded;
  41    /* State for other subsystems/APIs: */
  42    FWCfgState  *fw_cfg;
  43    Notifier     machine_done;
  44    OnOffAuto    acpi;
  45    char         *oem_id;
  46    char         *oem_table_id;
  47    DeviceState  *acpi_ged;
  48    int          fdt_size;
  49    DeviceState *platform_bus_dev;
  50    PCIBus       *pci_bus;
  51};
  52
  53#define TYPE_LOONGARCH_MACHINE  MACHINE_TYPE_NAME("virt")
  54OBJECT_DECLARE_SIMPLE_TYPE(LoongArchMachineState, LOONGARCH_MACHINE)
  55bool loongarch_is_acpi_enabled(LoongArchMachineState *lams);
  56void loongarch_acpi_setup(LoongArchMachineState *lams);
  57#endif
  58