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db369c11c9
Feature virtual extioi is loongArch virt machine property rather than vCPU property in qemu side. However it is vCPU property in KVM kernel side, here add loongArch virt machine property checking and enable virt extioi feature when vCPU is created. Signed-off-by: Bibo Mao <maobibo@loongson.cn> Reviewed-by: Bibo Mao <maobibo@loongson.cn>
80 lines
2.2 KiB
C
80 lines
2.2 KiB
C
/* SPDX-License-Identifier: GPL-2.0-or-later */
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/*
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* Definitions for loongarch board emulation.
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*
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* Copyright (C) 2021 Loongson Technology Corporation Limited
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*/
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#ifndef HW_LOONGARCH_H
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#define HW_LOONGARCH_H
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#include "hw/boards.h"
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#include "qemu/queue.h"
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#include "hw/block/flash.h"
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#include "hw/loongarch/boot.h"
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#define LOONGARCH_MAX_CPUS 256
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#define VIRT_FWCFG_BASE 0x1e020000UL
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#define VIRT_BIOS_BASE 0x1c000000UL
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#define VIRT_BIOS_SIZE (16 * MiB)
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#define VIRT_FLASH_SECTOR_SIZE (256 * KiB)
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#define VIRT_FLASH0_BASE VIRT_BIOS_BASE
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#define VIRT_FLASH0_SIZE VIRT_BIOS_SIZE
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#define VIRT_FLASH1_BASE 0x1d000000UL
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#define VIRT_FLASH1_SIZE (16 * MiB)
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#define VIRT_LOWMEM_BASE 0
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#define VIRT_LOWMEM_SIZE 0x10000000
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#define VIRT_HIGHMEM_BASE 0x80000000
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#define VIRT_GED_EVT_ADDR 0x100e0000
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#define VIRT_GED_MEM_ADDR (VIRT_GED_EVT_ADDR + ACPI_GED_EVT_SEL_LEN)
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#define VIRT_GED_REG_ADDR (VIRT_GED_MEM_ADDR + MEMORY_HOTPLUG_IO_LEN)
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#define COMMAND_LINE_SIZE 512
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#define FDT_BASE 0x100000
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struct LoongArchVirtMachineState {
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/*< private >*/
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MachineState parent_obj;
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MemoryRegion lowmem;
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MemoryRegion highmem;
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MemoryRegion bios;
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bool bios_loaded;
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/* State for other subsystems/APIs: */
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FWCfgState *fw_cfg;
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Notifier machine_done;
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Notifier powerdown_notifier;
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OnOffAuto acpi;
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OnOffAuto veiointc;
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char *oem_id;
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char *oem_table_id;
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DeviceState *acpi_ged;
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int fdt_size;
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DeviceState *platform_bus_dev;
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PCIBus *pci_bus;
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PFlashCFI01 *flash[2];
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MemoryRegion system_iocsr;
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MemoryRegion iocsr_mem;
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AddressSpace as_iocsr;
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struct loongarch_boot_info bootinfo;
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DeviceState *ipi;
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DeviceState *extioi;
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};
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#define TYPE_LOONGARCH_VIRT_MACHINE MACHINE_TYPE_NAME("virt")
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OBJECT_DECLARE_SIMPLE_TYPE(LoongArchVirtMachineState, LOONGARCH_VIRT_MACHINE)
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void virt_acpi_setup(LoongArchVirtMachineState *lvms);
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void virt_fdt_setup(LoongArchVirtMachineState *lvms);
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static inline bool virt_is_veiointc_enabled(LoongArchVirtMachineState *lvms)
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{
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if (lvms->veiointc == ON_OFF_AUTO_OFF) {
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return false;
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}
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return true;
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}
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#endif
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