reformatting of the source files

[palacios.git] / palacios / src / palacios / vmm_direct_paging_32pae.h

diff --git a/palacios/src/palacios/vmm_direct_paging_32pae.h b/palacios/src/palacios/vmm_direct_paging_32pae.h
index ff526ed..033c69d 100644 (file)
--- a/palacios/src/palacios/vmm_direct_paging_32pae.h
+++ b/palacios/src/palacios/vmm_direct_paging_32pae.h
@@ -31,86 +31,86 @@
 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);
-  pde32pae_t * pde = NULL;
-  pte32pae_t * pte = NULL;
-  addr_t host_addr = 0;
+    pdpe32pae_t * pdpe = CR3_TO_PDPE32PAE_VA(info->ctrl_regs.cr3);
+    pde32pae_t * pde = NULL;
+    pte32pae_t * pte = NULL;
+    addr_t host_addr = 0;
 
-  int pdpe_index = PDPE32PAE_INDEX(fault_addr);
-  int pde_index = PDE32PAE_INDEX(fault_addr);
-  int pte_index = PTE32PAE_INDEX(fault_addr);
+    int pdpe_index = PDPE32PAE_INDEX(fault_addr);
+    int pde_index = PDE32PAE_INDEX(fault_addr);
+    int pte_index = PTE32PAE_INDEX(fault_addr);
 
-  struct v3_shadow_region * region =  v3_get_shadow_region(info, fault_addr);
+    struct v3_shadow_region * region =  v3_get_shadow_region(info, fault_addr);
   
-  if ((region == NULL) || 
-      (region->host_type == SHDW_REGION_INVALID)) {
-    PrintError("Invalid region in passthrough page fault 32PAE, addr=%p\n", 
-              (void *)fault_addr);
-    return -1;
-  }
-
-  host_addr = v3_get_shadow_addr(region, fault_addr);
-
-  // Fix up the PDPE entry
-  if (pdpe[pdpe_index].present == 0) {
-    pde = (pde32pae_t *)create_generic_pt_page();
+    if ((region == NULL) || 
+       (region->host_type == SHDW_REGION_INVALID)) {
+       PrintError("Invalid region in passthrough page fault 32PAE, addr=%p\n", 
+                  (void *)fault_addr);
+       return -1;
+    }
+
+    host_addr = v3_get_shadow_addr(region, fault_addr);
+
+    // Fix up the PDPE entry
+    if (pdpe[pdpe_index].present == 0) {
+       pde = (pde32pae_t *)create_generic_pt_page();
    
-    pdpe[pdpe_index].present = 1;
-    // Set default PDPE Flags...
-    pdpe[pdpe_index].pd_base_addr = PAGE_BASE_ADDR((addr_t)V3_PAddr(pde));    
-  } else {
-    pde = V3_VAddr((void*)BASE_TO_PAGE_ADDR(pdpe[pdpe_index].pd_base_addr));
-  }
+       pdpe[pdpe_index].present = 1;
+       // Set default PDPE Flags...
+       pdpe[pdpe_index].pd_base_addr = PAGE_BASE_ADDR((addr_t)V3_PAddr(pde));    
+    } else {
+       pde = V3_VAddr((void*)BASE_TO_PAGE_ADDR(pdpe[pdpe_index].pd_base_addr));
+    }
 
 
-  // Fix up the PDE entry
-  if (pde[pde_index].present == 0) {
-    pte = (pte32pae_t *)create_generic_pt_page();
+    // Fix up the PDE entry
+    if (pde[pde_index].present == 0) {
+       pte = (pte32pae_t *)create_generic_pt_page();
 
-    pde[pde_index].present = 1;
-    pde[pde_index].writable = 1;
-    pde[pde_index].user_page = 1;
+       pde[pde_index].present = 1;
+       pde[pde_index].writable = 1;
+       pde[pde_index].user_page = 1;
 
-    pde[pde_index].pt_base_addr = PAGE_BASE_ADDR((addr_t)V3_PAddr(pte));
-  } else {
-    pte = V3_VAddr((void*)BASE_TO_PAGE_ADDR(pde[pde_index].pt_base_addr));
-  }
+       pde[pde_index].pt_base_addr = PAGE_BASE_ADDR((addr_t)V3_PAddr(pte));
+    } else {
+       pte = V3_VAddr((void*)BASE_TO_PAGE_ADDR(pde[pde_index].pt_base_addr));
+    }
 
 
-  // Fix up the PTE entry
-  if (pte[pte_index].present == 0) {
-    pte[pte_index].user_page = 1;
+    // Fix up the PTE entry
+    if (pte[pte_index].present == 0) {
+       pte[pte_index].user_page = 1;
 
-    if (region->host_type == SHDW_REGION_ALLOCATED) {
-      // Full access
-      pte[pte_index].present = 1;
-      pte[pte_index].writable = 1;
+       if (region->host_type == SHDW_REGION_ALLOCATED) {
+           // Full access
+           pte[pte_index].present = 1;
+           pte[pte_index].writable = 1;
 
-      pte[pte_index].page_base_addr = PAGE_BASE_ADDR(host_addr);
+           pte[pte_index].page_base_addr = PAGE_BASE_ADDR(host_addr);
 
-    } else if (region->host_type == SHDW_REGION_WRITE_HOOK) {
-      // Only trap writes
-     pte[pte_index].present = 1; 
-     pte[pte_index].writable = 0;
+       } else if (region->host_type == SHDW_REGION_WRITE_HOOK) {
+           // Only trap writes
+           pte[pte_index].present = 1; 
+           pte[pte_index].writable = 0;
 
-     pte[pte_index].page_base_addr = PAGE_BASE_ADDR(host_addr);
+           pte[pte_index].page_base_addr = PAGE_BASE_ADDR(host_addr);
 
-    } else if (region->host_type == SHDW_REGION_FULL_HOOK) {
-      // trap all accesses
-      return v3_handle_mem_full_hook(info, fault_addr, fault_addr, region, error_code);
+       } else if (region->host_type == SHDW_REGION_FULL_HOOK) {
+           // trap all accesses
+           return v3_handle_mem_full_hook(info, fault_addr, fault_addr, region, error_code);
 
-    } else {
-      PrintError("Unknown Region Type...\n");
-      return -1;
+       } else {
+           PrintError("Unknown Region Type...\n");
+           return -1;
+       }
     }
-  }
    
-  if ( (region->host_type == SHDW_REGION_WRITE_HOOK) && 
-       (error_code.write == 1) ) {
-    return v3_handle_mem_wr_hook(info, fault_addr, fault_addr, region, error_code);
-  }
+    if ( (region->host_type == SHDW_REGION_WRITE_HOOK) && 
+        (error_code.write == 1) ) {
+       return v3_handle_mem_wr_hook(info, fault_addr, fault_addr, region, error_code);
+    }
 
-  return 0;
+    return 0;
 }