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Coding > DMA dest=src

#35042 - denopqrihg - Sat Jan 29, 2005 7:40 pm

What happens if the source and destination address of a DMA tranfer is the same? I couldn't find anything abouti it in gbatek. Does the data get "copied" (ie. will it take the same amount of time) and does it damage the hardware?

#35128 - interdpth - Sun Jan 30, 2005 11:53 pm

No it just copies over it's self. Just like a variable would.

#35161 - denopqrihg - Mon Jan 31, 2005 3:05 pm

thanks