[BOOT] Execution contexts and more refactoring

BOOT/ENVIRON/LIB/bootlib.c

@@ -24,6 +24,7 @@ Abstract:
     sizeof(BOOT_RETURN_DATA) \
     )
 
+ULONG BlPlatformFlags = 0x002a0000 | FIRMWARE_FLAG_EXECUTION_CONTEXT_SUPPORTED;
 PBOOT_DEVICE BlpBootDevice;
 PBOOT_APPLICATION_PARAMETERS BlpApplicationParameters;
 BOOT_LIBRARY_PARAMETERS BlpLibraryParameters;
@@ -59,8 +60,6 @@ Return Value:
     PBOOT_INIT_APPLICATION_ENTRY ApplicationEntry;
     PBOOT_FIRMWARE_DATA FirmwareData;
 
-    (VOID)LibraryParameters;
-
     if (ApplicationParameters == NULL ||
         ApplicationParameters->Signature != BOOT_APPLICATION_PARAMETERS_SIGNATURE ||
         ApplicationParameters->Size < MIN_INPUT_PARAMETERS_SIZE) {
@@ -84,7 +83,6 @@ Return Value:
 
     ConsolePrint(L"> Alcyone EFI Boot Manager\r\n");
     ConsolePrintf(L"Image base: %x %x\r\nImage size: %x\r\n", HIDWORD((ULONG_PTR)ApplicationParameters->ImageBase), LODWORD((ULONG_PTR)ApplicationParameters->ImageBase), ApplicationParameters->ImageSize);
-    DebugPrint(L"Initializing boot library...\r\n");
 
     if (ApplicationEntry->Signature != BOOT_INIT_APPLICATION_ENTRY_SIGNATURE) {
         DebugPrint(L"InitializeLibrary(): ApplicationEntry Signature is invalid\r\n");
@@ -104,6 +102,11 @@ Return Value:
     RtlCopyMemory(&BlpApplicationEntry.BcdIdentifier, &ApplicationEntry->BcdIdentifier, sizeof(GUID));
     BlpApplicationEntry.Options = &ApplicationEntry->Options;
 
+    Status = BlpArchInitialize(0);
+    if (!NT_SUCCESS(Status)) {
+        return Status;
+    }
+
     Status = BlpMmInitialize(MemoryInfo, ApplicationParameters->TranslationType, LibraryParameters);
     if (!NT_SUCCESS(Status)) {
         return Status;