1 files changed, 24 insertions, 0 deletions

diff --git a/arch/x86/include/asm/x86_init.h b/arch/x86/include/asm/x86_init.h
index 8a1ebf9540dd..ad15a0fda917 100644
--- a/arch/x86/include/asm/x86_init.h
+++ b/arch/x86/include/asm/x86_init.h
@@ -115,6 +115,18 @@ struct x86_init_pci {
 };
 
 /**
+ * struct x86_hyper_init - x86 hypervisor init functions
+ * @init_platform:              platform setup
+ * @x2apic_available:           X2APIC detection
+ * @init_mem_mapping:           setup early mappings during init_mem_mapping()
+ */
+struct x86_hyper_init {
+        void (*init_platform)(void);
+        bool (*x2apic_available)(void);
+        void (*init_mem_mapping)(void);
+};
+
+/**
  * struct x86_init_ops - functions for platform specific setup
  *
  */
@@ -127,6 +139,7 @@ struct x86_init_ops {
         struct x86_init_timers          timers;
         struct x86_init_iommu           iommu;
         struct x86_init_pci             pci;
+        struct x86_hyper_init           hyper;
 };
 
 /**
@@ -200,6 +213,15 @@ struct x86_legacy_features {
 };
 
 /**
+ * struct x86_hyper_runtime - x86 hypervisor specific runtime callbacks
+ *
+ * @pin_vcpu:           pin current vcpu to specified physical cpu (run rarely)
+ */
+struct x86_hyper_runtime {
+        void (*pin_vcpu)(int cpu);
+};
+
+/**
  * struct x86_platform_ops - platform specific runtime functions
  * @calibrate_cpu:              calibrate CPU
  * @calibrate_tsc:              calibrate TSC, if different from CPU
@@ -218,6 +240,7 @@ struct x86_legacy_features {
  *                              possible in x86_early_init_platform_quirks() by
  *                              only using the current x86_hardware_subarch
  *                              semantics.
+ * @hyper:                      x86 hypervisor specific runtime callbacks
  */
 struct x86_platform_ops {
         unsigned long (*calibrate_cpu)(void);
@@ -233,6 +256,7 @@ struct x86_platform_ops {
         void (*apic_post_init)(void);
         struct x86_legacy_features legacy;
         void (*set_legacy_features)(void);
+        struct x86_hyper_runtime hyper;
 };
 
 struct pci_dev;