typedef struct KVMSlot
{
- target_phys_addr_t start_addr;
+ hwaddr start_addr;
ram_addr_t memory_size;
void *ram;
int slot;
int pit_state2;
int xsave, xcrs;
int many_ioeventfds;
+ int intx_set_mask;
/* The man page (and posix) say ioctl numbers are signed int, but
* they're not. Linux, glibc and *BSD all treat ioctl numbers as
* unsigned, and treating them as signed here can break things */
- unsigned irqchip_inject_ioctl;
+ unsigned irq_set_ioctl;
#ifdef KVM_CAP_IRQ_ROUTING
struct kvm_irq_routing *irq_routes;
int nr_allocated_irq_routes;
}
static KVMSlot *kvm_lookup_matching_slot(KVMState *s,
- target_phys_addr_t start_addr,
- target_phys_addr_t end_addr)
+ hwaddr start_addr,
+ hwaddr end_addr)
{
int i;
* Find overlapping slot with lowest start address
*/
static KVMSlot *kvm_lookup_overlapping_slot(KVMState *s,
- target_phys_addr_t start_addr,
- target_phys_addr_t end_addr)
+ hwaddr start_addr,
+ hwaddr end_addr)
{
KVMSlot *found = NULL;
int i;
}
int kvm_physical_memory_addr_from_host(KVMState *s, void *ram,
- target_phys_addr_t *phys_addr)
+ hwaddr *phys_addr)
{
int i;
return kvm_set_user_memory_region(s, mem);
}
-static int kvm_dirty_pages_log_change(target_phys_addr_t phys_addr,
+static int kvm_dirty_pages_log_change(hwaddr phys_addr,
ram_addr_t size, bool log_dirty)
{
KVMState *s = kvm_state;
if (mem == NULL) {
fprintf(stderr, "BUG: %s: invalid parameters " TARGET_FMT_plx "-"
TARGET_FMT_plx "\n", __func__, phys_addr,
- (target_phys_addr_t)(phys_addr + size - 1));
+ (hwaddr)(phys_addr + size - 1));
return -EINVAL;
}
return kvm_slot_dirty_pages_log_change(mem, log_dirty);
{
unsigned int i, j;
unsigned long page_number, c;
- target_phys_addr_t addr, addr1;
+ hwaddr addr, addr1;
unsigned int len = ((section->size / TARGET_PAGE_SIZE) + HOST_LONG_BITS - 1) / HOST_LONG_BITS;
unsigned long hpratio = getpagesize() / TARGET_PAGE_SIZE;
KVMDirtyLog d;
KVMSlot *mem;
int ret = 0;
- target_phys_addr_t start_addr = section->offset_within_address_space;
- target_phys_addr_t end_addr = start_addr + section->size;
+ hwaddr start_addr = section->offset_within_address_space;
+ hwaddr end_addr = start_addr + section->size;
d.dirty_bitmap = NULL;
while (start_addr < end_addr) {
return ret;
}
-int kvm_coalesce_mmio_region(target_phys_addr_t start, ram_addr_t size)
+static void kvm_coalesce_mmio_region(MemoryListener *listener,
+ MemoryRegionSection *secion,
+ hwaddr start, hwaddr size)
{
- int ret = -ENOSYS;
KVMState *s = kvm_state;
if (s->coalesced_mmio) {
zone.size = size;
zone.pad = 0;
- ret = kvm_vm_ioctl(s, KVM_REGISTER_COALESCED_MMIO, &zone);
+ (void)kvm_vm_ioctl(s, KVM_REGISTER_COALESCED_MMIO, &zone);
}
-
- return ret;
}
-int kvm_uncoalesce_mmio_region(target_phys_addr_t start, ram_addr_t size)
+static void kvm_uncoalesce_mmio_region(MemoryListener *listener,
+ MemoryRegionSection *secion,
+ hwaddr start, hwaddr size)
{
- int ret = -ENOSYS;
KVMState *s = kvm_state;
if (s->coalesced_mmio) {
zone.size = size;
zone.pad = 0;
- ret = kvm_vm_ioctl(s, KVM_UNREGISTER_COALESCED_MMIO, &zone);
+ (void)kvm_vm_ioctl(s, KVM_UNREGISTER_COALESCED_MMIO, &zone);
}
-
- return ret;
}
int kvm_check_extension(KVMState *s, unsigned int extension)
int err;
MemoryRegion *mr = section->mr;
bool log_dirty = memory_region_is_logging(mr);
- target_phys_addr_t start_addr = section->offset_within_address_space;
+ hwaddr start_addr = section->offset_within_address_space;
ram_addr_t size = section->size;
void *ram = NULL;
unsigned delta;
}
}
-static void kvm_begin(MemoryListener *listener)
-{
-}
-
-static void kvm_commit(MemoryListener *listener)
-{
-}
-
static void kvm_region_add(MemoryListener *listener,
MemoryRegionSection *section)
{
kvm_set_phys_mem(section, false);
}
-static void kvm_region_nop(MemoryListener *listener,
- MemoryRegionSection *section)
-{
-}
-
static void kvm_log_sync(MemoryListener *listener,
MemoryRegionSection *section)
{
assert(r >= 0);
}
-static void kvm_mem_ioeventfd_add(MemoryRegionSection *section,
- bool match_data, uint64_t data, int fd)
+static void kvm_mem_ioeventfd_add(MemoryListener *listener,
+ MemoryRegionSection *section,
+ bool match_data, uint64_t data,
+ EventNotifier *e)
{
+ int fd = event_notifier_get_fd(e);
int r;
assert(match_data && section->size <= 8);
}
}
-static void kvm_mem_ioeventfd_del(MemoryRegionSection *section,
- bool match_data, uint64_t data, int fd)
+static void kvm_mem_ioeventfd_del(MemoryListener *listener,
+ MemoryRegionSection *section,
+ bool match_data, uint64_t data,
+ EventNotifier *e)
{
+ int fd = event_notifier_get_fd(e);
int r;
r = kvm_set_ioeventfd_mmio(fd, section->offset_within_address_space,
}
}
-static void kvm_io_ioeventfd_add(MemoryRegionSection *section,
- bool match_data, uint64_t data, int fd)
+static void kvm_io_ioeventfd_add(MemoryListener *listener,
+ MemoryRegionSection *section,
+ bool match_data, uint64_t data,
+ EventNotifier *e)
{
+ int fd = event_notifier_get_fd(e);
int r;
assert(match_data && section->size == 2);
}
}
-static void kvm_io_ioeventfd_del(MemoryRegionSection *section,
- bool match_data, uint64_t data, int fd)
+static void kvm_io_ioeventfd_del(MemoryListener *listener,
+ MemoryRegionSection *section,
+ bool match_data, uint64_t data,
+ EventNotifier *e)
{
+ int fd = event_notifier_get_fd(e);
int r;
r = kvm_set_ioeventfd_pio_word(fd, section->offset_within_address_space,
}
}
-static void kvm_eventfd_add(MemoryListener *listener,
- MemoryRegionSection *section,
- bool match_data, uint64_t data,
- EventNotifier *e)
-{
- if (section->address_space == get_system_memory()) {
- kvm_mem_ioeventfd_add(section, match_data, data,
- event_notifier_get_fd(e));
- } else {
- 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,
- EventNotifier *e)
-{
- if (section->address_space == get_system_memory()) {
- kvm_mem_ioeventfd_del(section, match_data, data,
- event_notifier_get_fd(e));
- } else {
- kvm_io_ioeventfd_del(section, match_data, data,
- event_notifier_get_fd(e));
- }
-}
-
static MemoryListener kvm_memory_listener = {
- .begin = kvm_begin,
- .commit = kvm_commit,
.region_add = kvm_region_add,
.region_del = kvm_region_del,
- .region_nop = kvm_region_nop,
.log_start = kvm_log_start,
.log_stop = kvm_log_stop,
.log_sync = kvm_log_sync,
.log_global_start = kvm_log_global_start,
.log_global_stop = kvm_log_global_stop,
- .eventfd_add = kvm_eventfd_add,
- .eventfd_del = kvm_eventfd_del,
+ .eventfd_add = kvm_mem_ioeventfd_add,
+ .eventfd_del = kvm_mem_ioeventfd_del,
+ .coalesced_mmio_add = kvm_coalesce_mmio_region,
+ .coalesced_mmio_del = kvm_uncoalesce_mmio_region,
+ .priority = 10,
+};
+
+static MemoryListener kvm_io_listener = {
+ .eventfd_add = kvm_io_ioeventfd_add,
+ .eventfd_del = kvm_io_ioeventfd_del,
.priority = 10,
};
static void kvm_handle_interrupt(CPUArchState *env, int mask)
{
+ CPUState *cpu = ENV_GET_CPU(env);
+
env->interrupt_request |= mask;
- if (!qemu_cpu_is_self(env)) {
- qemu_cpu_kick(env);
+ if (!qemu_cpu_is_self(cpu)) {
+ qemu_cpu_kick(cpu);
}
}
event.level = level;
event.irq = irq;
- ret = kvm_vm_ioctl(s, s->irqchip_inject_ioctl, &event);
+ ret = kvm_vm_ioctl(s, s->irq_set_ioctl, &event);
if (ret < 0) {
perror("kvm_set_irq");
abort();
}
- return (s->irqchip_inject_ioctl == KVM_IRQ_LINE) ? 1 : event.status;
+ return (s->irq_set_ioctl == KVM_IRQ_LINE) ? 1 : event.status;
}
#ifdef KVM_CAP_IRQ_ROUTING
return ret;
}
- s->irqchip_inject_ioctl = KVM_IRQ_LINE;
- if (kvm_check_extension(s, KVM_CAP_IRQ_INJECT_STATUS)) {
- s->irqchip_inject_ioctl = KVM_IRQ_LINE_STATUS;
- }
kvm_kernel_irqchip = true;
/* If we have an in-kernel IRQ chip then we must have asynchronous
* interrupt delivery (though the reverse is not necessarily true)
s->direct_msi = (kvm_check_extension(s, KVM_CAP_SIGNAL_MSI) > 0);
#endif
+ s->intx_set_mask = kvm_check_extension(s, KVM_CAP_PCI_2_3);
+
+ s->irq_set_ioctl = KVM_IRQ_LINE;
+ if (kvm_check_extension(s, KVM_CAP_IRQ_INJECT_STATUS)) {
+ s->irq_set_ioctl = KVM_IRQ_LINE_STATUS;
+ }
+
ret = kvm_arch_init(s);
if (ret < 0) {
goto err;
}
kvm_state = s;
- memory_listener_register(&kvm_memory_listener, NULL);
+ memory_listener_register(&kvm_memory_listener, &address_space_memory);
+ memory_listener_register(&kvm_io_listener, &address_space_io);
s->many_ioeventfds = kvm_check_many_ioeventfds();
return 0;
err:
- if (s) {
- if (s->vmfd >= 0) {
- close(s->vmfd);
- }
- if (s->fd != -1) {
- close(s->fd);
- }
+ if (s->vmfd >= 0) {
+ close(s->vmfd);
+ }
+ if (s->fd != -1) {
+ close(s->fd);
}
g_free(s);
void kvm_cpu_synchronize_state(CPUArchState *env)
{
+ CPUState *cpu = ENV_GET_CPU(env);
+
if (!env->kvm_vcpu_dirty) {
- run_on_cpu(env, do_kvm_cpu_synchronize_state, env);
+ run_on_cpu(cpu, do_kvm_cpu_synchronize_state, env);
}
}
qemu_mutex_lock_iothread();
kvm_arch_post_run(env, run);
- kvm_flush_coalesced_mmio_buffer();
-
if (run_ret < 0) {
if (run_ret == -EINTR || run_ret == -EAGAIN) {
DPRINTF("io window exit\n");
#endif
}
+int kvm_has_intx_set_mask(void)
+{
+ return kvm_state->intx_set_mask;
+}
+
void *kvm_vmalloc(ram_addr_t size)
{
#ifdef TARGET_S390X
int kvm_update_guest_debug(CPUArchState *env, unsigned long reinject_trap)
{
+ CPUState *cpu = ENV_GET_CPU(env);
struct kvm_set_guest_debug_data data;
data.dbg.control = reinject_trap;
kvm_arch_update_guest_debug(env, &data.dbg);
data.env = env;
- run_on_cpu(env, kvm_invoke_set_guest_debug, &data);
+ run_on_cpu(cpu, kvm_invoke_set_guest_debug, &data);
return data.err;
}
}
}
}
+ QTAILQ_REMOVE(&s->kvm_sw_breakpoints, bp, entry);
+ g_free(bp);
}
kvm_arch_remove_all_hw_breakpoints();
projects / qemu.git / blobdiff