Convert shadow paging to use 32 PAE (Core)

[palacios.git] / palacios / include / palacios / vmm_shadow_paging.h

diff --git a/palacios/include/palacios/vmm_shadow_paging.h b/palacios/include/palacios/vmm_shadow_paging.h
index a88270b..f7ececf 100644 (file)
--- a/palacios/include/palacios/vmm_shadow_paging.h
+++ b/palacios/include/palacios/vmm_shadow_paging.h
@@ -39,6 +39,7 @@ struct v3_shdw_pg_impl {
     int (*init)(struct v3_vm_info * vm, v3_cfg_tree_t * cfg);
     int (*deinit)(struct v3_vm_info * vm);
     int (*local_init)(struct guest_info * core);
+    int (*local_deinit)(struct guest_info * core);
     int (*handle_pagefault)(struct guest_info * core, addr_t fault_addr, pf_error_t error_code);
     int (*handle_invlpg)(struct guest_info * core, addr_t vaddr);
     int (*activate_shdw_pt)(struct guest_info * core);
@@ -46,11 +47,13 @@ struct v3_shdw_pg_impl {
 };
 
 
-
 struct v3_shdw_impl_state {
     
     struct v3_shdw_pg_impl * current_impl;
     void * impl_data;
+
+    struct list_head event_callback_list;
+
 };
 
 struct v3_shdw_pg_state {
@@ -59,22 +62,32 @@ struct v3_shdw_pg_state {
     v3_reg_t guest_cr3;
     v3_reg_t guest_cr0;
     v3_msr_t guest_efer;
+    v3_reg_t guest_cr4;
 
     void * local_impl_data;
 
-#ifdef CONFIG_SHADOW_PAGING_TELEMETRY
+#ifdef V3_CONFIG_SHADOW_PAGING_TELEMETRY
     uint_t guest_faults;
 #endif
 
-};
 
+};
 
 
+struct v3_shdw_pg_event {
+    enum {SHADOW_PAGEFAULT,SHADOW_INVLPG,SHADOW_INVALIDATE,SHADOW_ACTIVATE} event_type;
+    enum {SHADOW_PREIMPL, SHADOW_POSTIMPL} event_order;
+    addr_t     gva;        // for pf and invlpg
+    pf_error_t error_code; // for pf
+};
 
 
 
 int v3_init_shdw_impl(struct v3_vm_info * vm);
-int v3_init_shdw_pg_state(struct guest_info * info);
+int v3_deinit_shdw_impl(struct v3_vm_info * vm);
+
+int v3_init_shdw_pg_state(struct guest_info * core);
+int v3_deinit_shdw_pg_state(struct guest_info * core);
 
 
 /* Handler implementations */
@@ -91,10 +104,23 @@ int v3_inject_guest_pf(struct guest_info * info, addr_t fault_addr, pf_error_t e
 int v3_is_guest_pf(pt_access_status_t guest_access, pt_access_status_t shadow_access);
 
 
+int v3_register_shadow_paging_event_callback(struct v3_vm_info *vm,
+                                         int (*callback)(struct guest_info *core, 
+                                                         struct v3_shdw_pg_event *event,
+                                                         void      *priv_data),
+                                         void *priv_data);
+
+int v3_unregister_shadow_paging_event_callback(struct v3_vm_info *vm,
+                                              int (*callback)(struct guest_info *core, 
+                                                              struct v3_shdw_pg_event *event,
+                                                              void      *priv_data),
+                                              void *priv_data);
+
 
 
 
 int V3_init_shdw_paging();
+int V3_deinit_shdw_paging();
 
 #define register_shdw_pg_impl(impl)                                    \
     static struct v3_shdw_pg_impl * _v3_shdw_pg_impl                   \