Date: Sat, 18 Oct 2008 19:01:07 +0200 From: "Jacques Fourie" <jacques.fourie@gmail.com> To: "M. Warner Losh" <imp@bsdimp.com> Cc: mav@freebsd.org, freebsd-current@freebsd.org, freebsd-arm@freebsd.org, freebsd-mobile@freebsd.org Subject: Re: RFC: PCI SD host controller driver & mmc/mmcsd modules improvements Message-ID: <be2f52430810181001k513718edm2e085b292c09e27@mail.gmail.com> In-Reply-To: <20081018.095703.-135512205.imp@bsdimp.com> References: <48DEA8E7.2080503@FreeBSD.org> <48F11087.20403@FreeBSD.org> <be2f52430810180103v1a158866of96a3206e52b297d@mail.gmail.com> <20081018.095703.-135512205.imp@bsdimp.com>
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> In message: <be2f52430810180103v1a158866of96a3206e52b297d@mail.gmail.com> > "Jacques Fourie" <jacques.fourie@gmail.com> writes: > : > Alexander Motin wrote: > : >> > : >> I would like to present initial revision of my generic PCI SD Host > : >> Controller driver (sdhci). It support PCI devices with class 8 and subclass > : >> 5 according to SD Host Controller Specification. > : >> Latest patches against 8-CURRENT (mostly fit 7-STABLE) may be found at: > : >> http://people.freebsd.org/~mav/sdhci/ > : > > : > For those who are not tracking actively, I would like to report that most of > : > original driver's child illnesses are now healed. > : > > : > Driver now supports both PIO and DMA modes. Because of some special tunings > : > DMA works fine even on almost broken ENE chips. I am reaching 15MB/s > : > transfer (maximum for my controller's bus) with only about 1% of CPU load. > : > Implemented 4 bits bus width and high speed timing modes support for high > : > data rates up to 52MHz. Cards hot insertion/removing is now working. > : > Together with in-tree mmc/mmcsd drivers improvements most of card types (SD, > : > SDHC, standard and high capacity MMC) are now supported. > : > > : > -- > : > Alexander Motin > : > _______________________________________________ > : > freebsd-arm@freebsd.org mailing list > : > http://lists.freebsd.org/mailman/listinfo/freebsd-arm > : > To unsubscribe, send any mail to "freebsd-arm-unsubscribe@freebsd.org" > : > > : > : The device in my HP nw8240 notebook is a Texas Instruments 7621. This > : device is a multi-function PCI device with a CardBus, firewire, Flash > : Media and SD controller. The only way that I could get this driver to > : work for me is to disable SD card detection on the Flash Media > : controller, which is function 3 : > : > : pcitweak -w 02:06:03 -b 0x4c 0x02 > > I have patches to mav's sdhci driver to do this. However, I can't get > the driver to work. It detects the cards are inserted, but then all > commands that require a response from the card fail. > > How many slots does your controller report? Which one is sd? > > Warner > My controller reports 3 slots, with the third one being sd. Jacques
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