site_archiver@lists.apple.com Delivered-To: darwin-dev@lists.apple.com In message <BB29C48515F7A84FA1892C01BA31392702B78FFE@muttley.corp.oxsemi.com>," 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. _______________________________________________ Do not post admin requests to the list. They will be ignored. Darwin-dev mailing list (Darwin-dev@lists.apple.com) Help/Unsubscribe/Update your Subscription: http://lists.apple.com/mailman/options/darwin-dev/site_archiver%40lists.appl... This email sent to site_archiver@lists.apple.com