2018-12-03 12:26:02 +01:00
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/*****************************************************************************\
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Snes9x - Portable Super Nintendo Entertainment System (TM) emulator.
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This file is licensed under the Snes9x License.
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For further information, consult the LICENSE file in the root directory.
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\*****************************************************************************/
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2009-11-30 09:14:38 +01:00
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2008-08-06 03:09:59 +02:00
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#ifndef _DMA_H_
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#define _DMA_H_
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2010-01-27 23:08:56 +01:00
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struct SDMA
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{
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bool8 ReverseTransfer;
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bool8 HDMAIndirectAddressing;
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bool8 UnusedBit43x0;
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bool8 AAddressFixed;
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bool8 AAddressDecrement;
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uint8 TransferMode;
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uint8 BAddress;
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uint16 AAddress;
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uint8 ABank;
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uint16 DMACount_Or_HDMAIndirectAddress;
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uint8 IndirectBank;
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uint16 Address;
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uint8 Repeat;
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uint8 LineCount;
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uint8 UnknownByte;
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uint8 DoTransfer;
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};
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#define TransferBytes DMACount_Or_HDMAIndirectAddress
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#define IndirectAddress DMACount_Or_HDMAIndirectAddress
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extern struct SDMA DMA[8];
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2009-11-30 09:14:38 +01:00
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bool8 S9xDoDMA (uint8);
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2010-01-27 23:08:56 +01:00
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void S9xStartHDMA (void);
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uint8 S9xDoHDMA (uint8);
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void S9xResetDMA (void);
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2008-08-06 03:09:59 +02:00
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#endif
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