KnIoDmaGetPhysInfo()
KnIoDmaGetPhysInfo()
This function is declared in the coresrv/io/dma.h
file.
Retcode KnIoDmaGetPhysInfo(Handle rid, DmaInfo **outInfo);
This function gets information about the DMA buffer with the handle rid
.
Output parameter outInfo
contains information about the DMA buffer.
If successful, the function returns rcOk.
In contrast to KnIoDmaGetInfo()
, the outInfo
parameter contains physical addresses of DMA blocks instead of IOMMU addresses.
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