src/dev/dma_device.hh

157               uint8_t *data, Tick delay, Request::Flags flag = 0);
161               uint8_t *data, uint32_t sid, uint32_t ssid, Tick delay,
179     void dmaWrite(Addr addr, int size, Event *event, uint8_t *data,
182         dmaPort.dmaAction(MemCmd::WriteReq, addr, size, event, data,
186     void dmaWrite(Addr addr, int size, Event *event, uint8_t *data,
189         dmaPort.dmaAction(MemCmd::WriteReq, addr, size, event, data, delay);
192     void dmaRead(Addr addr, int size, Event *event, uint8_t *data,
195         dmaPort.dmaAction(MemCmd::ReadReq, addr, size, event, data,
199     void dmaRead(Addr addr, int size, Event *event, uint8_t *data,
202         dmaPort.dmaAction(MemCmd::ReadReq, addr, size, event, data, delay);
294  * An <i>asynchronous</i> transfer of a <i>block</i> of data
298  * for more data <i>and</i> there are free request slots, a new fill
302  * methods. Both request a block of data from the FIFO. However, get()
314  *     // Start copying 4KiB data from 0xFF000000
317  *     // Some time later when there is data in the FIFO.
318  *     uint8_t data[8];
319  *     dma->get(data, sizeof(data))
352      * Try to read data from the FIFO.
354      * This method reads len bytes of data from the FIFO and stores
356      * fails, and no data is written to the buffer, if the FIFO
357      * doesn't contain enough data to satisfy the request.
360      * @param len Amount of data to read.
371      * Read data from the FIFO and panic on failure.
376      * @param len Amount of data to read.
387     /** Get the amount of data stored in the FIFO */
489         const uint8_t *data() const { return _data.data(); }
490         uint8_t *data() { return _data.data(); }
503      * DMA request done, handle incoming data and issue new