| Line 79... |
Line 79... |
brd->brd_pld_info();
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brd->brd_pld_info();
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|
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std ::cout << "Press enter to allocate DMA memory..." << endl;
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std ::cout << "Press enter to allocate DMA memory..." << endl;
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getchar();
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getchar();
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|
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int DmaChan = 1;
|
|
|
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// Check BRDSHELL DMA interface
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// Check BRDSHELL DMA interface
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BRDctrl_StreamCBufAlloc sSCA = {
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BRDctrl_StreamCBufAlloc sSCA = {
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1, //dir
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1, //dir
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1,
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1,
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NUM_BLOCK,
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NUM_BLOCK,
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| Line 93... |
Line 91... |
NULL,
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NULL,
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};
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};
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|
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brd->dma_allocate_memory(dmaChan, &sSCA);
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brd->dma_allocate_memory(dmaChan, &sSCA);
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|
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brd->dma_set_local_addr(DmaChan, 0x1000);
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brd->dma_set_local_addr(dmaChan, 0x1000);
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brd->dma_stop(DmaChan);
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brd->dma_stop(dmaChan);
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brd->dma_reset_fifo(DmaChan);
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brd->dma_reset_fifo(dmaChan);
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|
|
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brd->brd_reg_poke_dir(0, 0x1, 0x1);
|
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brd->brd_reg_poke_dir(0, 0x1, 0x1);
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brd->brd_reg_poke_ind(0, 0xC, 0x1);
|
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brd->brd_reg_poke_ind(0, 0x0, 0x2);
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brd->brd_reg_poke_ind(0, 0x0, 0x0);
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|
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std ::cout << "Press enter to start DMA channel..." << endl;
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std ::cout << "Press enter to start DMA channel..." << endl;
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getchar();
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getchar();
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|
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// fill data buffers
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// fill data buffers
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| Line 119... |
Line 123... |
brd->dma_stop(dmaChan);
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brd->dma_stop(dmaChan);
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|
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// show data buffers
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// show data buffers
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for(int j=0; j<NUM_BLOCK; j++) {
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for(int j=0; j<NUM_BLOCK; j++) {
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|
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std ::cout << "DMA data buffer " << j << ":" << endl;
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fprintf(stdout, "DMA BLOCK %d\n", j);
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buffer = (u32*)pBuffers[j];
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buffer = (u32*)pBuffers[j];
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for(unsigned i=0; i<8; i++) {
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for(unsigned i=0; i<8; i++) {
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std::cout << hex << buffer[i] << " ";
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fprintf(stdout, "0x%08X ", buffer[i]);
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}
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}
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std ::cout << endl;
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fprintf(stdout, "\n\n");
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}
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}
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std::cout << dec << endl;
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std::cout << dec << endl;
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|
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std ::cout << "Press enter to free DMA memory..." << endl;
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std ::cout << "Press enter to free DMA memory..." << endl;
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getchar();
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getchar();
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