Add ioctls to control the X2APIC capability exposed by the virtual machine to

the guest.

At the moment this simply sets the state in the 'vcpu' instance but there is
no code that acts upon these settings.

1 files changed, 29 insertions, 0 deletions

diff --git a/lib/libvmmapi/vmmapi.c b/lib/libvmmapi/vmmapi.c
index d7e6143..78ed368 100644
--- a/lib/libvmmapi/vmmapi.c
+++ b/lib/libvmmapi/vmmapi.c
@@ -537,6 +537,35 @@ vm_get_stat_desc(struct vmctx *ctx, int index)
 		return (NULL);
 }
 
+int
+vm_get_x2apic_state(struct vmctx *ctx, int vcpu, enum x2apic_state *state)
+{
+	int error;
+	struct vm_x2apic x2apic;
+
+	bzero(&x2apic, sizeof(x2apic));
+	x2apic.cpuid = vcpu;
+
+	error = ioctl(ctx->fd, VM_GET_X2APIC_STATE, &x2apic);
+	*state = x2apic.state;
+	return (error);
+}
+
+int
+vm_set_x2apic_state(struct vmctx *ctx, int vcpu, enum x2apic_state state)
+{
+	int error;
+	struct vm_x2apic x2apic;
+
+	bzero(&x2apic, sizeof(x2apic));
+	x2apic.cpuid = vcpu;
+	x2apic.state = state;
+
+	error = ioctl(ctx->fd, VM_SET_X2APIC_STATE, &x2apic);
+
+	return (error);
+}
+
 /*
  * From Intel Vol 3a:
  * Table 9-1. IA-32 Processor States Following Power-up, Reset or INIT