Re: USB Mass Storage: command size limits
Re: USB Mass Storage: command size limits
- Subject: Re: USB Mass Storage: command size limits
- From: "Chas Williams (CONTRACTOR)" <email@hidden>
- Date: Thu, 26 Jun 2008 07:13:43 -0400
In message <email@hidden>,"
Andy Green" writes:
>I was wondering if I could tweak this for our USB device, which can
>support bigger commands. However it looks like the traffic is limited by
>IOBlockStorageDriver.
i think you need to look at setting kIOMaximumSegmentCountReadKey,
kIOMaximumSegmentCountWriteKey, kIOMaximumByteCountReadKey and
kIOMaximumByteCountWriteKey in your driver that gets IOBlockStorageDriver
objects attached.
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