xref: /qemu/target/loongarch/kvm/kvm.c (revision 537ba9da17f1cb67fb41cd2a3a79e909944b0a15)

/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
 * QEMU LoongArch KVM
 *
 * Copyright (c) 2023 Loongson Technology Corporation Limited
 */

#include "qemu/osdep.h"
#include <sys/ioctl.h>
#include <linux/kvm.h>

#include "qemu/timer.h"
#include "qemu/error-report.h"
#include "qemu/main-loop.h"
#include "sysemu/sysemu.h"
#include "sysemu/kvm.h"
#include "sysemu/kvm_int.h"
#include "hw/pci/pci.h"
#include "exec/memattrs.h"
#include "exec/address-spaces.h"
#include "hw/boards.h"
#include "hw/irq.h"
#include "qemu/log.h"
#include "hw/loader.h"
#include "migration/migration.h"
#include "sysemu/runstate.h"
#include "cpu-csr.h"
#include "kvm_loongarch.h"

static bool cap_has_mp_state;
const KVMCapabilityInfo kvm_arch_required_capabilities[] = {
    KVM_CAP_LAST_INFO
};

int kvm_arch_get_registers(CPUState *cs)
{
    return 0;
}
int kvm_arch_put_registers(CPUState *cs, int level)
{
    return 0;
}

int kvm_arch_init_vcpu(CPUState *cs)
{
    return 0;
}

int kvm_arch_destroy_vcpu(CPUState *cs)
{
    return 0;
}

unsigned long kvm_arch_vcpu_id(CPUState *cs)
{
    return cs->cpu_index;
}

int kvm_arch_release_virq_post(int virq)
{
    return 0;
}

int kvm_arch_msi_data_to_gsi(uint32_t data)
{
    abort();
}

int kvm_arch_fixup_msi_route(struct kvm_irq_routing_entry *route,
                             uint64_t address, uint32_t data, PCIDevice *dev)
{
    return 0;
}

int kvm_arch_add_msi_route_post(struct kvm_irq_routing_entry *route,
                                int vector, PCIDevice *dev)
{
    return 0;
}

void kvm_arch_init_irq_routing(KVMState *s)
{
}

int kvm_arch_get_default_type(MachineState *ms)
{
    return 0;
}

int kvm_arch_init(MachineState *ms, KVMState *s)
{
    return 0;
}

int kvm_arch_irqchip_create(KVMState *s)
{
    return 0;
}

void kvm_arch_pre_run(CPUState *cs, struct kvm_run *run)
{
}

MemTxAttrs kvm_arch_post_run(CPUState *cs, struct kvm_run *run)
{
    return MEMTXATTRS_UNSPECIFIED;
}

int kvm_arch_process_async_events(CPUState *cs)
{
    return cs->halted;
}

bool kvm_arch_stop_on_emulation_error(CPUState *cs)
{
    return true;
}

bool kvm_arch_cpu_check_are_resettable(void)
{
    return true;
}

int kvm_arch_handle_exit(CPUState *cs, struct kvm_run *run)
{
    return 0;
}

void kvm_arch_accel_class_init(ObjectClass *oc)
{
}