Date: Tue, 29 Mar 2005 09:17:23 -0700 (MST) From: "M. Warner Losh" <imp@bsdimp.com> To: ticso@cicely.de, ticso@cicely12.cicely.de Cc: julian@elischer.org Subject: Re: Reattach/redetect allways connected umass device - is it possible ? Message-ID: <20050329.091723.04191734.imp@bsdimp.com> In-Reply-To: <20050329104549.GF28703@cicely12.cicely.de> References: <20050329.011633.33548829.imp@bsdimp.com> <42492C60.50005@elischer.org> <20050329104549.GF28703@cicely12.cicely.de>
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In message: <20050329104549.GF28703@cicely12.cicely.de> Bernd Walter <ticso@cicely12.cicely.de> writes: : PC Card can be seen differently. : Current PC Card usually implement an ata drive, but older JEDEC : flash cards do not. But we don't support older JEDEC flash cards :-) If we did, however, they would go away when the card was ejected... : But since we don't create a JEDEC drive instance independend of : media existence this is more an academic view. Yes. : In real world we see drive insert/eject with PC Card too. : There is no drive without anything inserted. Yes. The drive and the controler both go away when you swap out the CF card that's in a PC Card adapter. : There are also points were things are not so obvious on the first look. : CF ist one example. : Technically it builds a whole ata drive in all three modes. : But if we use it in an USB flash card reader we have to handle it : as a media in a USB drive. Correct. Warner
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