/* We mustn't prefetch across a page boundary */
State->PrefetchAddress = PAGE_ALIGN(State->PrefetchAddress)
| (FAST486_PAGE_SIZE - FAST486_CACHE_SIZE);
+
+ if ((LinearAddress - State->PrefetchAddress + Size) >= FAST486_CACHE_SIZE)
+ {
+ /* We can't prefetch without possibly violating page permissions */
+ State->PrefetchValid = FALSE;
+ return Fast486ReadLinearMemory(State, LinearAddress, Buffer, Size);
+ }
}
/* Prefetch */