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 LOONGARCH_ISA_IO_BASE 0x18000000UL 19 #define LOONGARCH_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 struct LoongArchMachineState { 25 /*< private >*/ 26 MachineState parent_obj; 27 28 IPICore ipi_core[MAX_IPI_CORE_NUM]; 29 MemoryRegion lowmem; 30 MemoryRegion highmem; 31 MemoryRegion isa_io; 32 MemoryRegion bios; 33 bool bios_loaded; 34 /* State for other subsystems/APIs: */ 35 FWCfgState *fw_cfg; 36 }; 37 38 #define TYPE_LOONGARCH_MACHINE MACHINE_TYPE_NAME("virt") 39 OBJECT_DECLARE_SIMPLE_TYPE(LoongArchMachineState, LOONGARCH_MACHINE) 40 #endif 41