what's use of scatter/gather in scsi miniport driver

NTDEV
1

Hi, all
What’s scatter/gather in scsi miniport driver?
I am writing a virtual scsi miniport driver, I must support if???

thanks in advance

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2

No, this is for hardware DMA only.

Max

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Subject: [ntdev] what’s use of scatter/gather in scsi miniport driver

> Hi, all
> What’s scatter/gather in scsi miniport driver?
> I am writing a virtual scsi miniport driver, I must support if???
>
> thanks in advance
>
>
>
>
>
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3

It is useful for DMA, check “NumberOfPhysicalBreaks” in PORT_CONFIGURATION_INFORMATION for the detail.

Hi, all
What’s scatter/gather in scsi miniport driver?
I am writing a virtual scsi miniport driver, I must support if???

thanks in advance