io_device.hh (5732:1a24f9a28729) io_device.hh (6227:a17798f2a52c)
1/*
2 * Copyright (c) 2004-2005 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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147 public:
148 DmaPort(DmaDevice *dev, System *s);
149
150 void dmaAction(Packet::Command cmd, Addr addr, int size, Event *event,
151 uint8_t *data, Tick delay);
152
153 bool dmaPending() { return pendingCount > 0; }
154
1/*
2 * Copyright (c) 2004-2005 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;

--- 138 unchanged lines hidden (view full) ---

147 public:
148 DmaPort(DmaDevice *dev, System *s);
149
150 void dmaAction(Packet::Command cmd, Addr addr, int size, Event *event,
151 uint8_t *data, Tick delay);
152
153 bool dmaPending() { return pendingCount > 0; }
154
155 int cacheBlockSize() { return peerBlockSize(); }
155 unsigned cacheBlockSize() const { return peerBlockSize(); }
156 unsigned int drain(Event *de);
157};
158
159/**
160 * This device is the base class which all devices senstive to an address range
161 * inherit from. There are three pure virtual functions which all devices must
162 * implement addressRanges(), read(), and write(). The magic do choose which
163 * mode we are in, etc is handled by the PioPort so the device doesn't have to

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279 {
280 dmaPort->dmaAction(MemCmd::ReadReq, addr, size, event, data, delay);
281 }
282
283 bool dmaPending() { return dmaPort->dmaPending(); }
284
285 virtual unsigned int drain(Event *de);
286
156 unsigned int drain(Event *de);
157};
158
159/**
160 * This device is the base class which all devices senstive to an address range
161 * inherit from. There are three pure virtual functions which all devices must
162 * implement addressRanges(), read(), and write(). The magic do choose which
163 * mode we are in, etc is handled by the PioPort so the device doesn't have to

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279 {
280 dmaPort->dmaAction(MemCmd::ReadReq, addr, size, event, data, delay);
281 }
282
283 bool dmaPending() { return dmaPort->dmaPending(); }
284
285 virtual unsigned int drain(Event *de);
286
287 int cacheBlockSize() { return dmaPort->cacheBlockSize(); }
287 unsigned cacheBlockSize() const { return dmaPort->cacheBlockSize(); }
288
289 virtual Port *getPort(const std::string &if_name, int idx = -1)
290 {
291 if (if_name == "pio") {
292 if (pioPort != NULL)
293 fatal("%s: pio port already connected to %s",
294 name(), pioPort->getPeer()->name());
295 pioPort = new PioPort(this, sys);

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289 virtual Port *getPort(const std::string &if_name, int idx = -1)
290 {
291 if (if_name == "pio") {
292 if (pioPort != NULL)
293 fatal("%s: pio port already connected to %s",
294 name(), pioPort->getPeer()->name());
295 pioPort = new PioPort(this, sys);

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