Refactor system resources to be able to distinguish if requested resource does not exist or if it is locked and cannot be reused

sdk/xtdk/ketypes.h

@@ -521,10 +521,10 @@ typedef struct _SYSTEM_RESOURCE_HEADER
 {
     LIST_ENTRY ListEntry;
     SYSTEM_RESOURCE_TYPE ResourceType;
+    BOOLEAN ResourceLocked;
     ULONG ResourceSize;
     PVOID PhysicalAddress;
     PVOID VirtualAddress;
-    BOOLEAN Acquired;
 } SYSTEM_RESOURCE_HEADER, *PSYSTEM_RESOURCE_HEADER;
 
 /* ACPI system resource structure definition */

sdk/xtdk/xtstatus.h

@@ -49,6 +49,7 @@
 /* XT status code definitions */
 #define STATUS_SUCCESS                                                     ((XTSTATUS) 0x00000000L)
 #define STATUS_END_OF_MEDIA                                                ((XTSTATUS) 0x8000001EL)
+#define STATUS_RESOURCE_LOCKED                                             ((XTSTATUS) 0xC0000000L)
 #define STATUS_UNSUCCESSFUL                                                ((XTSTATUS) 0xC0000001L)
 #define STATUS_NOT_IMPLEMENTED                                             ((XTSTATUS) 0xC0000002L)
 #define STATUS_ACCESS_VIOLATION                                            ((XTSTATUS) 0xC0000005L)