// Page Table Entry Not Present
PrintDebug("guest_pa =%p\n", (void *)guest_pa);
- if ((shdw_reg->host_type == SHDW_REGION_ALLOCATED) ||
- (shdw_reg->host_type == SHDW_REGION_WRITE_HOOK)) {
+ if ((shdw_reg->flags.alloced == 1) ||
+ (shdw_reg->flags.read == 1)) {
addr_t shadow_pa = v3_get_shadow_addr(shdw_reg, info->cpu_id, guest_pa);
shadow_pte->page_base_addr = PAGE_BASE_ADDR(shadow_pa);
// Write hooks trump all, and are set Read Only
- if (shdw_reg->host_type == SHDW_REGION_WRITE_HOOK) {
+ if (shdw_reg->flags.write == 0) {
shadow_pte->writable = 0;
}
- } else {
+ } else if (shdw_reg->flags.hook == 1) {
// Page fault handled by hook functions
if (v3_handle_mem_hook(info, fault_addr, guest_pa, shdw_reg, error_code) == -1) {
} else if (shadow_pte_access == PT_ACCESS_WRITE_ERROR) {
guest_pte->dirty = 1;
- if (shdw_reg->host_type == SHDW_REGION_WRITE_HOOK) {
+ if (shdw_reg->flags.hook == 1) {
if (v3_handle_mem_hook(info, fault_addr, guest_pa, shdw_reg, error_code) == -1) {
PrintError("Special Page fault handler returned error for address: %p\n", (void *)fault_addr);
return -1;
if (shadow_pte_access == PT_ACCESS_NOT_PRESENT) {
// Get the guest physical address of the fault
- if ((shdw_reg->host_type == SHDW_REGION_ALLOCATED) ||
- (shdw_reg->host_type == SHDW_REGION_WRITE_HOOK)) {
+ if ((shdw_reg->flags.alloced == 1) ||
+ (shdw_reg->flags.read == 1)) {
addr_t shadow_pa = v3_get_shadow_addr(shdw_reg, info->cpu_id, guest_fault_pa);
shadow_pte->page_base_addr = PAGE_BASE_ADDR(shadow_pa);
*/
shadow_pte->user_page = 1;
- if (shdw_reg->host_type == SHDW_REGION_WRITE_HOOK) {
+ if (shdw_reg->flags.write == 0) {
shadow_pte->writable = 0;
} else {
shadow_pte->writable = 1;
shadow_pte->global_page = large_guest_pde->global_page;
//
- } else {
+ } else if (shdw_reg->flags.hook == 1) {
if (v3_handle_mem_hook(info, fault_addr, guest_fault_pa, shdw_reg, error_code) == -1) {
PrintError("Special Page Fault handler returned error for address: %p\n", (void *)fault_addr);
return -1;
}
} else if (shadow_pte_access == PT_ACCESS_WRITE_ERROR) {
- if (shdw_reg->host_type == SHDW_REGION_WRITE_HOOK) {
-
+ if (shdw_reg->flags.hook == 1) {
if (v3_handle_mem_hook(info, fault_addr, guest_fault_pa, shdw_reg, error_code) == -1) {
PrintError("Special Page Fault handler returned error for address: %p\n", (void *)fault_addr);
return -1;
// Page Table Entry Not Present
PrintDebug("guest_pa =%p\n", (void *)guest_pa);
- if ((shdw_reg->host_type == SHDW_REGION_ALLOCATED) ||
- (shdw_reg->host_type == SHDW_REGION_WRITE_HOOK)) {
+ if ((shdw_reg->flags.hook == 1) ||
+ (shdw_reg->flags.read == 1)) {
addr_t shadow_pa = v3_get_shadow_addr(shdw_reg, info->cpu_id, guest_pa);
shadow_pte->page_base_addr = PAGE_BASE_ADDR(shadow_pa);
// Write hooks trump all, and are set Read Only
- if (shdw_reg->host_type == SHDW_REGION_WRITE_HOOK) {
+ if (shdw_reg->flags.write == 0) {
shadow_pte->writable = 0;
}
- } else {
+ } else if (shdw_reg->flags.hook == 1) {
// Page fault handled by hook functions
if (v3_handle_mem_hook(info, fault_addr, guest_pa, shdw_reg, error_code) == -1) {
} else if (shadow_pte_access == PT_ACCESS_WRITE_ERROR) {
guest_pte->dirty = 1;
- if (shdw_reg->host_type == SHDW_REGION_WRITE_HOOK) {
+ if (shdw_reg->flags.hook == 1) {
if (v3_handle_mem_hook(info, fault_addr, guest_pa, shdw_reg, error_code) == -1) {
PrintError("Special Page fault handler returned error for address: %p\n", (void *)fault_addr);
return -1;
if (shadow_pte_access == PT_ACCESS_NOT_PRESENT) {
// Get the guest physical address of the fault
- if ((shdw_reg->host_type == SHDW_REGION_ALLOCATED) ||
- (shdw_reg->host_type == SHDW_REGION_WRITE_HOOK)) {
+ if ((shdw_reg->flags.alloced == 1) ||
+ (shdw_reg->flags.read == 1)) {
addr_t shadow_pa = v3_get_shadow_addr(shdw_reg, info->cpu_id, guest_fault_pa);
shadow_pte->page_base_addr = PAGE_BASE_ADDR(shadow_pa);
*/
shadow_pte->user_page = 1;
- if (shdw_reg->host_type == SHDW_REGION_WRITE_HOOK) {
+ if (shdw_reg->flags.write == 0) {
shadow_pte->writable = 0;
} else {
shadow_pte->writable = 1;
shadow_pte->global_page = large_guest_pde->global_page;
//
- } else {
+ } else if (shdw_reg->flags.hook == 1) {
if (v3_handle_mem_hook(info, fault_addr, guest_fault_pa, shdw_reg, error_code) == -1) {
PrintError("Special Page Fault handler returned error for address: %p\n", (void *)fault_addr);
return -1;
}
} else if (shadow_pte_access == PT_ACCESS_WRITE_ERROR) {
- if (shdw_reg->host_type == SHDW_REGION_WRITE_HOOK) {
+ if (shdw_reg->flags.hook == 1) {
if (v3_handle_mem_hook(info, fault_addr, guest_fault_pa, shdw_reg, error_code) == -1) {
PrintError("Special Page Fault handler returned error for address: %p\n", (void *)fault_addr);
guest_pde->accessed = 1;
-
-
shadow_pde->pt_base_addr = PAGE_BASE_ADDR(shdw_page->page_pa);
} else {
shadow_pt = (pte32_t *)V3_VAddr((void *)BASE_TO_PAGE_ADDR(shadow_pde->pt_base_addr));
// Page Table Entry Not Present
PrintDebug("guest_pa =%p\n", (void *)guest_pa);
- if ((shdw_reg->host_type == SHDW_REGION_ALLOCATED) ||
- (shdw_reg->host_type == SHDW_REGION_WRITE_HOOK)) {
+ if ((shdw_reg->flags.alloced == 1) && (shdw_reg->flags.read == 1)) {
addr_t shadow_pa = v3_get_shadow_addr(shdw_reg, info->cpu_id, guest_pa);
shadow_pte->page_base_addr = PAGE_BASE_ADDR(shadow_pa);
// Write hooks trump all, and are set Read Only
- if (shdw_reg->host_type == SHDW_REGION_WRITE_HOOK) {
+ if (shdw_reg->flags.write == 0) {
shadow_pte->writable = 0;
}
- } else {
+ } else if (shdw_reg->flags.hook == 1) {
// Page fault handled by hook functions
if (v3_handle_mem_hook(info, fault_addr, guest_pa, shdw_reg, error_code) == -1) {
} else if (shadow_pte_access == PT_ACCESS_WRITE_ERROR) {
guest_pte->dirty = 1;
- if (shdw_reg->host_type == SHDW_REGION_WRITE_HOOK) {
+ if (shdw_reg->flags.hook == 1) {
if (v3_handle_mem_hook(info, fault_addr, guest_pa, shdw_reg, error_code) == -1) {
PrintError("Special Page fault handler returned error for address: %p\n", (void *)fault_addr);
return -1;
if (shadow_pte_access == PT_ACCESS_NOT_PRESENT) {
// Get the guest physical address of the fault
- if ((shdw_reg->host_type == SHDW_REGION_ALLOCATED) ||
- (shdw_reg->host_type == SHDW_REGION_WRITE_HOOK)) {
+ if ((shdw_reg->flags.alloced == 1) &&
+ (shdw_reg->flags.read == 1)) {
addr_t shadow_pa = v3_get_shadow_addr(shdw_reg, info->cpu_id, guest_fault_pa);
shadow_pte->page_base_addr = PAGE_BASE_ADDR(shadow_pa);
*/
shadow_pte->user_page = 1;
- if (shdw_reg->host_type == SHDW_REGION_WRITE_HOOK) {
- shadow_pte->writable = 0;
- } else {
- shadow_pte->writable = 1;
- }
-
//set according to VMM policy
shadow_pte->write_through = large_guest_pde->write_through;
shadow_pte->cache_disable = large_guest_pde->cache_disable;
shadow_pte->global_page = large_guest_pde->global_page;
//
- } else {
+
+ if (shdw_reg->flags.write == 0) {
+ shadow_pte->writable = 0;
+ } else {
+ shadow_pte->writable = 1;
+ }
+
+ } else if (shdw_reg->flags.hook == 1) {
if (v3_handle_mem_hook(info, fault_addr, guest_fault_pa, shdw_reg, error_code) == -1) {
PrintError("Special Page Fault handler returned error for address: %p\n", (void *)fault_addr);
return -1;
}
} else if (shadow_pte_access == PT_ACCESS_WRITE_ERROR) {
- if (shdw_reg->host_type == SHDW_REGION_WRITE_HOOK) {
-
+ if (shdw_reg->flags.hook == 1) {
if (v3_handle_mem_hook(info, fault_addr, guest_fault_pa, shdw_reg, error_code) == -1) {
PrintError("Special Page Fault handler returned error for address: %p\n", (void *)fault_addr);
return -1;
// Page Table Entry Not Present
PrintDebug("guest_pa =%p\n", (void *)guest_pa);
- if ((shdw_reg->host_type == SHDW_REGION_ALLOCATED) ||
- (shdw_reg->host_type == SHDW_REGION_WRITE_HOOK)) {
+ if ((shdw_reg->flags.alloced == 1) ||
+ (shdw_reg->flags.read == 1)) {
addr_t shadow_pa = v3_get_shadow_addr(shdw_reg, info->cpu_id, guest_pa);
shadow_pte->page_base_addr = PAGE_BASE_ADDR(shadow_pa);
// Write hooks trump all, and are set Read Only
- if (shdw_reg->host_type == SHDW_REGION_WRITE_HOOK) {
+ if (shdw_reg->flags.write == 0) {
shadow_pte->writable = 0;
}
- } else {
+ } else if (shdw_reg->flags.hook == 1) {
// Page fault handled by hook functions
if (v3_handle_mem_hook(info, fault_addr, guest_pa, shdw_reg, error_code) == -1) {
} else if (shadow_pte_access == PT_ACCESS_WRITE_ERROR) {
guest_pte->dirty = 1;
- if (shdw_reg->host_type == SHDW_REGION_WRITE_HOOK) {
+ if (shdw_reg->flags.hook == 1) {
if (v3_handle_mem_hook(info, fault_addr, guest_pa, shdw_reg, error_code) == -1) {
PrintError("Special Page fault handler returned error for address: %p\n", (void *)fault_addr);
return -1;
if (shadow_pte_access == PT_ACCESS_NOT_PRESENT) {
// Get the guest physical address of the fault
- if ((shdw_reg->host_type == SHDW_REGION_ALLOCATED) ||
- (shdw_reg->host_type == SHDW_REGION_WRITE_HOOK)) {
+ if ((shdw_reg->flags.alloced == 1) ||
+ (shdw_reg->flags.read == 1)) {
addr_t shadow_pa = v3_get_shadow_addr(shdw_reg, info->cpu_id, guest_fault_pa);
shadow_pte->page_base_addr = PAGE_BASE_ADDR(shadow_pa);
*/
shadow_pte->user_page = 1;
- if (shdw_reg->host_type == SHDW_REGION_WRITE_HOOK) {
+ if (shdw_reg->flags.write == 0) {
shadow_pte->writable = 0;
} else {
shadow_pte->writable = 1;
shadow_pte->global_page = large_guest_pde->global_page;
//
- } else {
+ } else if (shdw_reg->flags.hook == 1) {
if (v3_handle_mem_hook(info, fault_addr, guest_fault_pa, shdw_reg, error_code) == -1) {
PrintError("Special Page Fault handler returned error for address: %p\n", (void *)fault_addr);
return -1;
}
} else if (shadow_pte_access == PT_ACCESS_WRITE_ERROR) {
- if (shdw_reg->host_type == SHDW_REGION_WRITE_HOOK) {
-
+ if (shdw_reg->flags.hook == 1) {
if (v3_handle_mem_hook(info, fault_addr, guest_fault_pa, shdw_reg, error_code) == -1) {
PrintError("Special Page Fault handler returned error for address: %p\n", (void *)fault_addr);
return -1;
}
v3_print_GPRs(info);
+ v3_print_mem_map(info->vm_info);
+
v3_print_stack(info);
}