2010-04-19 20:59:30 +02:00
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/*
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* QEMU KVM stub
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*
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* Copyright Red Hat, Inc. 2010
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*
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* Author: Paolo Bonzini <pbonzini@redhat.com>
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*
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* This work is licensed under the terms of the GNU GPL, version 2 or later.
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* See the COPYING file in the top-level directory.
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*
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*/
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2016-01-29 18:50:05 +01:00
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#include "qemu/osdep.h"
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2010-04-19 20:59:30 +02:00
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#include "qemu-common.h"
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2011-06-19 22:38:22 +02:00
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#include "cpu.h"
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2012-12-17 18:20:04 +01:00
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#include "sysemu/kvm.h"
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2010-04-19 20:59:30 +02:00
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2013-04-23 10:29:35 +02:00
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#ifndef CONFIG_USER_ONLY
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#include "hw/pci/msi.h"
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#endif
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2012-05-17 15:32:33 +02:00
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KVMState *kvm_state;
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2012-05-17 15:32:37 +02:00
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bool kvm_kernel_irqchip;
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2012-07-26 16:35:11 +02:00
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bool kvm_async_interrupts_allowed;
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2014-05-27 14:03:35 +02:00
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bool kvm_eventfds_allowed;
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2012-07-26 16:35:14 +02:00
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bool kvm_irqfds_allowed;
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2015-07-06 20:15:14 +02:00
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bool kvm_resamplefds_allowed;
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2012-07-26 16:35:15 +02:00
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bool kvm_msi_via_irqfd_allowed;
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2012-07-26 16:35:16 +02:00
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bool kvm_gsi_routing_allowed;
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2013-09-03 10:08:25 +02:00
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bool kvm_gsi_direct_mapping;
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2013-04-23 10:29:36 +02:00
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bool kvm_allowed;
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2013-05-29 10:27:25 +02:00
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bool kvm_readonly_mem_allowed;
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2015-11-06 09:02:46 +01:00
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bool kvm_ioeventfd_any_length_allowed;
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2016-10-04 14:28:09 +02:00
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bool kvm_msi_use_devid;
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2012-05-17 15:32:33 +02:00
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2016-05-12 05:48:13 +02:00
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int kvm_destroy_vcpu(CPUState *cpu)
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{
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return -ENOSYS;
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}
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2012-12-17 06:38:45 +01:00
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int kvm_init_vcpu(CPUState *cpu)
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2010-04-19 20:59:30 +02:00
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{
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return -ENOSYS;
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}
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void kvm_flush_coalesced_mmio_buffer(void)
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{
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}
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2013-05-01 13:45:44 +02:00
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void kvm_cpu_synchronize_state(CPUState *cpu)
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2010-04-19 20:59:30 +02:00
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{
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}
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2013-04-11 16:51:41 +02:00
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void kvm_cpu_synchronize_post_reset(CPUState *cpu)
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2010-04-19 20:59:30 +02:00
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{
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}
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2013-04-11 16:51:41 +02:00
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void kvm_cpu_synchronize_post_init(CPUState *cpu)
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2010-04-19 20:59:30 +02:00
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{
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}
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2013-05-26 23:46:55 +02:00
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int kvm_cpu_exec(CPUState *cpu)
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2010-04-19 20:59:30 +02:00
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{
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2013-05-26 23:46:55 +02:00
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abort();
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2010-04-19 20:59:30 +02:00
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}
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int kvm_has_sync_mmu(void)
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{
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return 0;
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}
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2011-01-10 12:50:05 +01:00
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int kvm_has_many_ioeventfds(void)
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{
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return 0;
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}
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2013-07-25 20:50:21 +02:00
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int kvm_update_guest_debug(CPUState *cpu, unsigned long reinject_trap)
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2010-04-19 20:59:30 +02:00
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{
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2011-06-08 16:11:04 +02:00
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return -ENOSYS;
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2010-04-19 20:59:30 +02:00
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}
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2013-06-27 17:12:06 +02:00
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int kvm_insert_breakpoint(CPUState *cpu, target_ulong addr,
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2010-04-19 20:59:30 +02:00
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target_ulong len, int type)
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{
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return -EINVAL;
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}
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2013-06-27 17:12:06 +02:00
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int kvm_remove_breakpoint(CPUState *cpu, target_ulong addr,
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2010-04-19 20:59:30 +02:00
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target_ulong len, int type)
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{
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return -EINVAL;
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}
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2013-05-27 14:40:48 +02:00
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void kvm_remove_all_breakpoints(CPUState *cpu)
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2010-04-19 20:59:30 +02:00
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{
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}
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2013-01-17 09:30:27 +01:00
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int kvm_on_sigbus_vcpu(CPUState *cpu, int code, void *addr)
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2011-02-01 22:15:51 +01:00
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{
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return 1;
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}
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2010-10-11 20:31:21 +02:00
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int kvm_on_sigbus(int code, void *addr)
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{
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return 1;
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}
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2012-05-17 15:32:33 +02:00
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2013-04-23 10:29:35 +02:00
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#ifndef CONFIG_USER_ONLY
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2016-07-14 07:56:30 +02:00
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int kvm_irqchip_add_msi_route(KVMState *s, int vector, PCIDevice *dev)
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2012-05-17 15:32:33 +02:00
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{
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return -ENOSYS;
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}
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2012-05-17 15:32:34 +02:00
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2013-04-16 15:58:13 +02:00
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void kvm_init_irq_routing(KVMState *s)
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{
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}
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2012-05-17 15:32:34 +02:00
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void kvm_irqchip_release_virq(KVMState *s, int virq)
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{
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}
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2012-05-17 15:32:36 +02:00
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2015-10-15 15:44:52 +02:00
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int kvm_irqchip_update_msi_route(KVMState *s, int virq, MSIMessage msg,
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PCIDevice *dev)
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2012-12-20 23:47:46 +01:00
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{
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return -ENOSYS;
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}
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2016-07-14 07:56:33 +02:00
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void kvm_irqchip_commit_routes(KVMState *s)
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{
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}
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2013-07-15 17:45:03 +02:00
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int kvm_irqchip_add_adapter_route(KVMState *s, AdapterInfo *adapter)
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{
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return -ENOSYS;
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}
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2015-07-06 20:15:13 +02:00
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int kvm_irqchip_add_irqfd_notifier_gsi(KVMState *s, EventNotifier *n,
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EventNotifier *rn, int virq)
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2012-05-17 15:32:36 +02:00
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{
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return -ENOSYS;
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}
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2015-07-06 20:15:13 +02:00
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int kvm_irqchip_remove_irqfd_notifier_gsi(KVMState *s, EventNotifier *n,
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int virq)
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2012-07-05 17:16:30 +02:00
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{
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return -ENOSYS;
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}
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2014-10-31 17:38:32 +01:00
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bool kvm_has_free_slot(MachineState *ms)
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{
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return false;
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}
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2017-02-09 09:41:14 +01:00
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void kvm_init_cpu_signals(CPUState *cpu)
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{
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abort();
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}
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2017-07-11 12:21:26 +02:00
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bool kvm_arm_supports_user_irq(void)
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{
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return false;
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}
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2013-04-23 10:29:35 +02:00
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#endif
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