1/*
2 * Copyright (c) 2006 The Regents of The University of Michigan
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are
7 * met: redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer;

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307 arrayData = false;
308 }
309 }
310
311 /** Take a request packet and modify it in place to be suitable
312 * for returning as a response to that request. Used for timing
313 * accesses only. For atomic and functional accesses, the
314 * request packet is always implicitly passed back *without*
315 * modifying the command or destination fields, so this function
316 * should not be called. */
317 void makeTimingResponse() {
318 assert(needsResponse());
319 assert(isRequest());
320 int icmd = (int)cmd;
321 icmd &= ~(IsRequest);
322 icmd |= IsResponse;
323 cmd = (Command)icmd;
324 dest = src;
325 srcValid = false;
326 }
327
328 /** Take a request packet that has been returned as NACKED and modify it so
329 * that it can be sent out again. Only packets that need a response can be
330 * NACKED, so verify that that is true. */
331 void reinitNacked() {
332 assert(needsResponse() && result == Nacked);
333 dest = Broadcast;
334 result = Unknown;
335 }

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