static inline int handle_passthrough_pagefault_32pae(struct guest_info * info,
addr_t fault_addr,
pf_error_t error_code) {
- pdpe32pae_t * pdpe = CR3_TO_PDPE32PAE_VA(info->ctrl_regs.cr3);
+ pdpe32pae_t * pdpe = NULL;
pde32pae_t * pde = NULL;
pte32pae_t * pte = NULL;
addr_t host_addr = 0;
host_addr = v3_get_shadow_addr(region, fault_addr);
+ // Lookup the correct PDPE address based on the PAGING MODE
+ if (info->shdw_pg_mode == SHADOW_PAGING) {
+ pdpe = CR3_TO_PDPE32PAE_VA(info->ctrl_regs.cr3);
+ } else {
+ pdpe = CR3_TO_PDPE32PAE_VA(info->direct_map_pt);
+ }
+
// Fix up the PDPE entry
if (pdpe[pdpe_index].present == 0) {
pde = (pde32pae_t *)create_generic_pt_page();