#include <linux/kvm_host.h>
#include <linux/module.h>
#include <linux/vmalloc.h>
+#include <linux/hrtimer.h>
#include <linux/fs.h>
+#include <linux/slab.h>
#include <asm/cputable.h>
#include <asm/uaccess.h>
#include <asm/kvm_ppc.h>
return r;
}
-void kvm_arch_hardware_enable(void *garbage)
+int kvm_arch_hardware_enable(void *garbage)
{
+ return 0;
}
void kvm_arch_hardware_disable(void *garbage)
{
kvmppc_free_vcpus(kvm);
kvm_free_physmem(kvm);
+ cleanup_srcu_struct(&kvm->srcu);
kfree(kvm);
}
int r;
switch (ext) {
+ case KVM_CAP_PPC_SEGSTATE:
+ r = 1;
+ break;
case KVM_CAP_COALESCED_MMIO:
r = KVM_COALESCED_MMIO_PAGE_OFFSET;
break;
return -EINVAL;
}
-int kvm_arch_set_memory_region(struct kvm *kvm,
- struct kvm_userspace_memory_region *mem,
- struct kvm_memory_slot old,
- int user_alloc)
+int kvm_arch_prepare_memory_region(struct kvm *kvm,
+ struct kvm_memory_slot *memslot,
+ struct kvm_memory_slot old,
+ struct kvm_userspace_memory_region *mem,
+ int user_alloc)
{
return 0;
}
+void kvm_arch_commit_memory_region(struct kvm *kvm,
+ struct kvm_userspace_memory_region *mem,
+ struct kvm_memory_slot old,
+ int user_alloc)
+{
+ return;
+}
+
+
void kvm_arch_flush_shadow(struct kvm *kvm)
{
}
}
}
+/*
+ * low level hrtimer wake routine. Because this runs in hardirq context
+ * we schedule a tasklet to do the real work.
+ */
+enum hrtimer_restart kvmppc_decrementer_wakeup(struct hrtimer *timer)
+{
+ struct kvm_vcpu *vcpu;
+
+ vcpu = container_of(timer, struct kvm_vcpu, arch.dec_timer);
+ tasklet_schedule(&vcpu->arch.tasklet);
+
+ return HRTIMER_NORESTART;
+}
+
int kvm_arch_vcpu_init(struct kvm_vcpu *vcpu)
{
- setup_timer(&vcpu->arch.dec_timer, kvmppc_decrementer_func,
- (unsigned long)vcpu);
+ hrtimer_init(&vcpu->arch.dec_timer, CLOCK_REALTIME, HRTIMER_MODE_ABS);
+ tasklet_init(&vcpu->arch.tasklet, kvmppc_decrementer_func, (ulong)vcpu);
+ vcpu->arch.dec_timer.function = kvmppc_decrementer_wakeup;
return 0;
}
static void kvmppc_complete_dcr_load(struct kvm_vcpu *vcpu,
struct kvm_run *run)
{
- ulong *gpr = &vcpu->arch.gpr[vcpu->arch.io_gpr];
- *gpr = run->dcr.data;
+ kvmppc_set_gpr(vcpu, vcpu->arch.io_gpr, run->dcr.data);
}
static void kvmppc_complete_mmio_load(struct kvm_vcpu *vcpu,
struct kvm_run *run)
{
- ulong *gpr = &vcpu->arch.gpr[vcpu->arch.io_gpr];
+ ulong gpr;
- if (run->mmio.len > sizeof(*gpr)) {
+ if (run->mmio.len > sizeof(gpr)) {
printk(KERN_ERR "bad MMIO length: %d\n", run->mmio.len);
return;
}
if (vcpu->arch.mmio_is_bigendian) {
switch (run->mmio.len) {
- case 4: *gpr = *(u32 *)run->mmio.data; break;
- case 2: *gpr = *(u16 *)run->mmio.data; break;
- case 1: *gpr = *(u8 *)run->mmio.data; break;
+ case 4: gpr = *(u32 *)run->mmio.data; break;
+ case 2: gpr = *(u16 *)run->mmio.data; break;
+ case 1: gpr = *(u8 *)run->mmio.data; break;
}
} else {
/* Convert BE data from userland back to LE. */
switch (run->mmio.len) {
- case 4: *gpr = ld_le32((u32 *)run->mmio.data); break;
- case 2: *gpr = ld_le16((u16 *)run->mmio.data); break;
- case 1: *gpr = *(u8 *)run->mmio.data; break;
+ case 4: gpr = ld_le32((u32 *)run->mmio.data); break;
+ case 2: gpr = ld_le16((u16 *)run->mmio.data); break;
+ case 1: gpr = *(u8 *)run->mmio.data; break;
}
}
+
+ kvmppc_set_gpr(vcpu, vcpu->arch.io_gpr, gpr);
}
int kvmppc_handle_load(struct kvm_run *run, struct kvm_vcpu *vcpu,
return r;
}
-int kvm_vm_ioctl_get_dirty_log(struct kvm *kvm, struct kvm_dirty_log *log)
-{
- return -ENOTSUPP;
-}
-
long kvm_arch_vm_ioctl(struct file *filp,
unsigned int ioctl, unsigned long arg)
{
switch (ioctl) {
default:
- r = -EINVAL;
+ r = -ENOTTY;
}
return r;