diff --git a/src/xenia/kernel/info/volume.h b/src/xenia/kernel/info/volume.h
index 17befd577..28329ecfb 100644
--- a/src/xenia/kernel/info/volume.h
+++ b/src/xenia/kernel/info/volume.h
@@ -54,8 +54,12 @@ struct X_FILE_FS_ATTRIBUTE_INFORMATION {
 };
 static_assert_size(X_FILE_FS_ATTRIBUTE_INFORMATION, 16);
 
+enum X_FILE_DEVICE_TYPE : uint32_t {
+	FILE_DEVICE_UNKNOWN = 0x22
+};
+
 struct X_FILE_FS_DEVICE_INFORMATION {
-  be<uint32_t> device_type;
+  be<X_FILE_DEVICE_TYPE> device_type;
   be<uint32_t> characteristics;
 };
 static_assert_size(X_FILE_FS_DEVICE_INFORMATION, 8);
diff --git a/src/xenia/kernel/xam/xam_info.cc b/src/xenia/kernel/xam/xam_info.cc
index 7cfaeb1f3..6ffaccc2e 100644
--- a/src/xenia/kernel/xam/xam_info.cc
+++ b/src/xenia/kernel/xam/xam_info.cc
@@ -418,7 +418,12 @@ dword_result_t XamAlloc_entry(dword_t flags, dword_t size, lpdword_t out_ptr) {
 }
 DECLARE_XAM_EXPORT1(XamAlloc, kMemory, kImplemented);
 
-static const unsigned short XamPhysicalProtTable[4] = {2, 516, 4, 1028};
+static const unsigned short XamPhysicalProtTable[4] = {
+	X_PAGE_READONLY, 
+	X_PAGE_READWRITE | X_PAGE_NOCACHE,
+	X_PAGE_READWRITE,
+    X_PAGE_WRITECOMBINE | X_PAGE_READWRITE
+};
 
 dword_result_t XamAllocEx_entry(dword_t phys_flags, dword_t flags, dword_t size,
                                 lpdword_t out_ptr, const ppc_context_t& ctx) {
@@ -428,6 +433,7 @@ dword_result_t XamAllocEx_entry(dword_t phys_flags, dword_t flags, dword_t size,
 
   uint32_t flags_remapped = phys_flags;
   if ((phys_flags & 0xF000000) == 0) {
+	// setting default alignment
     flags_remapped = 0xC000000 | phys_flags & 0xF0FFFFFF;
   }
 
diff --git a/src/xenia/kernel/xboxkrnl/xboxkrnl_io_info.cc b/src/xenia/kernel/xboxkrnl/xboxkrnl_io_info.cc
index 2bf94e41e..d042a723a 100644
--- a/src/xenia/kernel/xboxkrnl/xboxkrnl_io_info.cc
+++ b/src/xenia/kernel/xboxkrnl/xboxkrnl_io_info.cc
@@ -97,10 +97,9 @@ dword_result_t NtQueryInformationFile_entry(
       // arbitrary 4 byte integer most of the time
       XELOGW("Stub XFileSectorInformation!");
       auto info = info_ptr.as<uint32_t*>();
-	  //low 32 bits of ptr. todo: maybe hash name?
-      *info = static_cast<uint32_t>(
-          reinterpret_cast<uintptr_t>(file->file()->entry()));
-      out_length = 4;
+      size_t fname_hash = xe::memory::hash_combine(82589933LL, file->path());
+      *info = static_cast<uint32_t>(fname_hash ^ (fname_hash >> 32));
+      out_length = sizeof(uint32_t);
       break;
     }
     case XFileXctdCompressionInformation: {
@@ -347,10 +346,9 @@ dword_result_t NtQueryVolumeInformationFile_entry(
       auto info = info_ptr.as<X_FILE_FS_DEVICE_INFORMATION*>();
       auto file_device = file->device();
       XELOGW("Stub XFileFsDeviceInformation!");
-	  //FILE_DEVICE_UNKNOWN
-      info->device_type = 0x22;  // 415608D8 checks for 0x46;
+      info->device_type = FILE_DEVICE_UNKNOWN;  // 415608D8 checks for 0x46;
       info->characteristics = 0;
-      out_length = 8;
+      out_length = sizeof(X_FILE_FS_DEVICE_INFORMATION);
       break;
     }
     default: {
diff --git a/src/xenia/kernel/xboxkrnl/xboxkrnl_rtl.cc b/src/xenia/kernel/xboxkrnl/xboxkrnl_rtl.cc
index 68cb64981..b537eccaf 100644
--- a/src/xenia/kernel/xboxkrnl/xboxkrnl_rtl.cc
+++ b/src/xenia/kernel/xboxkrnl/xboxkrnl_rtl.cc
@@ -449,7 +449,7 @@ dword_result_t RtlImageDirectoryEntryToData_entry(dword_t Base, dword_t MappedAs
   if (!nt_header) {
     return 0;
   }
-  if (nt_header->OptionalHeader.Magic != 0x10B) {
+  if (nt_header->OptionalHeader.Magic != IMAGE_NT_OPTIONAL_HDR32_MAGIC) {
     return 0;
   }
   if (DirectoryEntry >= nt_header->OptionalHeader.NumberOfRvaAndSizes) {