diff options
Diffstat (limited to 'kvm-all.c')
-rw-r--r-- | kvm-all.c | 62 |
1 files changed, 50 insertions, 12 deletions
@@ -22,6 +22,8 @@ #include "qemu-common.h" #include "qemu-barrier.h" +#include "qemu-option.h" +#include "qemu-config.h" #include "sysemu.h" #include "hw/hw.h" #include "hw/msi.h" @@ -30,6 +32,7 @@ #include "bswap.h" #include "memory.h" #include "exec-memory.h" +#include "event_notifier.h" /* This check must be after config-host.h is included */ #ifdef CONFIG_EVENTFD @@ -62,11 +65,6 @@ typedef struct KVMSlot typedef struct kvm_dirty_log KVMDirtyLog; -typedef struct KVMMSIRoute { - struct kvm_irq_routing_entry kroute; - QTAILQ_ENTRY(KVMMSIRoute) entry; -} KVMMSIRoute; - struct KVMState { KVMSlot slots[32]; @@ -803,23 +801,29 @@ static void kvm_io_ioeventfd_del(MemoryRegionSection *section, static void kvm_eventfd_add(MemoryListener *listener, MemoryRegionSection *section, - bool match_data, uint64_t data, int fd) + bool match_data, uint64_t data, + EventNotifier *e) { if (section->address_space == get_system_memory()) { - kvm_mem_ioeventfd_add(section, match_data, data, fd); + kvm_mem_ioeventfd_add(section, match_data, data, + event_notifier_get_fd(e)); } else { - kvm_io_ioeventfd_add(section, match_data, data, fd); + kvm_io_ioeventfd_add(section, match_data, data, + event_notifier_get_fd(e)); } } static void kvm_eventfd_del(MemoryListener *listener, MemoryRegionSection *section, - bool match_data, uint64_t data, int fd) + bool match_data, uint64_t data, + EventNotifier *e) { if (section->address_space == get_system_memory()) { - kvm_mem_ioeventfd_del(section, match_data, data, fd); + kvm_mem_ioeventfd_del(section, match_data, data, + event_notifier_get_fd(e)); } else { - kvm_io_ioeventfd_del(section, match_data, data, fd); + kvm_io_ioeventfd_del(section, match_data, data, + event_notifier_get_fd(e)); } } @@ -867,6 +871,11 @@ int kvm_irqchip_set_irq(KVMState *s, int irq, int level) } #ifdef KVM_CAP_IRQ_ROUTING +typedef struct KVMMSIRoute { + struct kvm_irq_routing_entry kroute; + QTAILQ_ENTRY(KVMMSIRoute) entry; +} KVMMSIRoute; + static void set_gsi(KVMState *s, unsigned int gsi) { s->used_gsi_bitmap[gsi / 32] |= 1U << (gsi % 32); @@ -1129,6 +1138,10 @@ static void kvm_init_irq_routing(KVMState *s) { } +void kvm_irqchip_release_virq(KVMState *s, int virq) +{ +} + int kvm_irqchip_send_msi(KVMState *s, MSIMessage msg) { abort(); @@ -1136,7 +1149,7 @@ int kvm_irqchip_send_msi(KVMState *s, MSIMessage msg) int kvm_irqchip_add_msi_route(KVMState *s, MSIMessage msg) { - abort(); + return -ENOSYS; } static int kvm_irqchip_assign_irqfd(KVMState *s, int fd, int virq, bool assign) @@ -1150,11 +1163,21 @@ int kvm_irqchip_add_irqfd(KVMState *s, int fd, int virq) return kvm_irqchip_assign_irqfd(s, fd, virq, true); } +int kvm_irqchip_add_irq_notifier(KVMState *s, EventNotifier *n, int virq) +{ + return kvm_irqchip_add_irqfd(s, event_notifier_get_fd(n), virq); +} + int kvm_irqchip_remove_irqfd(KVMState *s, int fd, int virq) { return kvm_irqchip_assign_irqfd(s, fd, virq, false); } +int kvm_irqchip_remove_irq_notifier(KVMState *s, EventNotifier *n, int virq) +{ + return kvm_irqchip_remove_irqfd(s, event_notifier_get_fd(n), virq); +} + static int kvm_irqchip_create(KVMState *s) { QemuOptsList *list = qemu_find_opts("machine"); @@ -1286,7 +1309,9 @@ int kvm_init(void) s->pit_state2 = kvm_check_extension(s, KVM_CAP_PIT_STATE2); #endif +#ifdef KVM_CAP_IRQ_ROUTING s->direct_msi = (kvm_check_extension(s, KVM_CAP_SIGNAL_MSI) > 0); +#endif ret = kvm_arch_init(s); if (ret < 0) { @@ -1647,6 +1672,19 @@ int kvm_allows_irq0_override(void) return !kvm_irqchip_in_kernel() || kvm_has_gsi_routing(); } +void *kvm_vmalloc(ram_addr_t size) +{ +#ifdef TARGET_S390X + void *mem; + + mem = kvm_arch_vmalloc(size); + if (mem) { + return mem; + } +#endif + return qemu_vmalloc(size); +} + void kvm_setup_guest_memory(void *start, size_t size) { if (!kvm_has_sync_mmu()) { |