https://community.nxp.com/t5/i-MX-Processors/Cache-snooping-and-DMA/m-p/1407371#M186516 <P>Is there a DMA controller on the i.MX8QM that can move data between main memory and a peripheral while simultaneously snooping the cache when moving from memory to peripheral and/or creating new cache entries when moving from peripheral to main memory?</P><P>Some of the older QorIQ PowerPC processors had this feature and it sped up our application a great deal and I am hoping there is an equivalent for the i.MX8QM.</P> Tue, 01 Feb 2022 02:48:01 GMT sabine_s 2022-02-01T02:48:01Z https://community.nxp.com/t5/i-MX-Processors/Cache-snooping-and-DMA/m-p/1407371#M186516 <P>Is there a DMA controller on the i.MX8QM that can move data between main memory and a peripheral while simultaneously snooping the cache when moving from memory to peripheral and/or creating new cache entries when moving from peripheral to main memory?</P><P>Some of the older QorIQ PowerPC processors had this feature and it sped up our application a great deal and I am hoping there is an equivalent for the i.MX8QM.</P> Tue, 01 Feb 2022 02:48:01 GMT https://community.nxp.com/t5/i-MX-Processors/Cache-snooping-and-DMA/m-p/1407371#M186516 sabine_s 2022-02-01T02:48:01Z https://community.nxp.com/t5/i-MX-Processors/Cache-snooping-and-DMA/m-p/1407377#M186518 <P>i.MX8 has no such mechanism. Sorry for the inconvenience.</P> Tue, 01 Feb 2022 04:15:19 GMT https://community.nxp.com/t5/i-MX-Processors/Cache-snooping-and-DMA/m-p/1407377#M186518 b36401 2022-02-01T04:15:19Z