1 #ifndef __VMM_SHADOW_PAGING_H
2 #define __VMM_SHADOW_PAGING_H
6 #include <palacios/vmm_util.h>
7 #include <palacios/vmm_paging.h>
9 struct shadow_page_state {
11 // these two reflect the top-level page directory
12 // of the guest page table
13 paging_mode_t guest_mode;
14 ullong_t guest_cr3; // points to guest's current page table
16 // Should this be here??
19 // these two reflect the top-level page directory
20 // of the shadow page table
21 paging_mode_t shadow_mode;
32 int init_shadow_page_state(struct shadow_page_state * state);
35 addr_t create_new_shadow_pt32(struct guest_info * info);
37 addr_t setup_shadow_pt32(struct guest_info * info, addr_t virt_cr3);
38 addr_t setup_shadow_pte32(struct guest_info * info, addr_t pt_host_addr);
40 int handle_shadow_pagefault(struct guest_info * info, addr_t fault_addr, pf_error_t error_code);
41 int handle_shadow_pagefault32(struct guest_info * info, addr_t fault_addr, pf_error_t error_code);
43 int handle_shadow_pde32_fault(struct guest_info * info,
45 pf_error_t error_code,
50 int handle_shadow_pte32_fault(struct guest_info* info,
52 pf_error_t error_code,
58 int handle_shadow_invlpg(struct guest_info * info);