1 /* 2 * QEMU KVM support -- x86 specific functions. 3 * 4 * Copyright (c) 2012 Linaro Limited 5 * 6 * This work is licensed under the terms of the GNU GPL, version 2 or later. 7 * See the COPYING file in the top-level directory. 8 * 9 */ 10 11 #ifndef QEMU_KVM_I386_H 12 #define QEMU_KVM_I386_H 13 14 #include "sysemu/kvm.h" 15 16 #define kvm_apic_in_kernel() (kvm_irqchip_in_kernel()) 17 18 #ifdef CONFIG_KVM 19 20 #define kvm_pit_in_kernel() \ 21 (kvm_irqchip_in_kernel() && !kvm_irqchip_is_split()) 22 #define kvm_pic_in_kernel() \ 23 (kvm_irqchip_in_kernel() && !kvm_irqchip_is_split()) 24 #define kvm_ioapic_in_kernel() \ 25 (kvm_irqchip_in_kernel() && !kvm_irqchip_is_split()) 26 27 #else 28 29 #define kvm_pit_in_kernel() 0 30 #define kvm_pic_in_kernel() 0 31 #define kvm_ioapic_in_kernel() 0 32 33 #endif /* CONFIG_KVM */ 34 35 bool kvm_allows_irq0_override(void); 36 bool kvm_has_smm(void); 37 bool kvm_has_adjust_clock_stable(void); 38 void kvm_synchronize_all_tsc(void); 39 void kvm_arch_reset_vcpu(X86CPU *cs); 40 void kvm_arch_do_init_vcpu(X86CPU *cs); 41 42 int kvm_device_pci_assign(KVMState *s, PCIHostDeviceAddress *dev_addr, 43 uint32_t flags, uint32_t *dev_id); 44 int kvm_device_pci_deassign(KVMState *s, uint32_t dev_id); 45 46 int kvm_device_intx_assign(KVMState *s, uint32_t dev_id, 47 bool use_host_msi, uint32_t guest_irq); 48 int kvm_device_intx_set_mask(KVMState *s, uint32_t dev_id, bool masked); 49 int kvm_device_intx_deassign(KVMState *s, uint32_t dev_id, bool use_host_msi); 50 51 int kvm_device_msi_assign(KVMState *s, uint32_t dev_id, int virq); 52 int kvm_device_msi_deassign(KVMState *s, uint32_t dev_id); 53 54 bool kvm_device_msix_supported(KVMState *s); 55 int kvm_device_msix_init_vectors(KVMState *s, uint32_t dev_id, 56 uint32_t nr_vectors); 57 int kvm_device_msix_set_vector(KVMState *s, uint32_t dev_id, uint32_t vector, 58 int virq); 59 int kvm_device_msix_assign(KVMState *s, uint32_t dev_id); 60 int kvm_device_msix_deassign(KVMState *s, uint32_t dev_id); 61 62 void kvm_put_apicbase(X86CPU *cpu, uint64_t value); 63 64 bool kvm_enable_x2apic(void); 65 bool kvm_has_x2apic_api(void); 66 67 bool kvm_hv_vpindex_settable(void); 68 #endif 69