Maxim, thank you for all your work and your attention to this thread and the people waiting for this feature.
On Thu, Jun 3, 2010 at 6:13 PM, Maxim Levitsky <maximlevit...@gmail.com>wrote: > Due to unexpected turn of events (sometimes it pays to ask a question) I > was told that mmc controller that ricoh-mmc disables in fact is almost > standard sdhci controller. > > Therefore I patched the sdhci kernel driver and now it binds to both > sdhci and mmc devices and therefore allows you to use sd,sdhi,mmc and xD > cards at same time. > > The driver modified to compile under 10.4 kernel is attached. > > To use first unload the ricoh-mmc (if you didn't already) > > $ sudo modprobe -r ricoh_mmc > > To make this permanent blacklist it (if you didn't already) > to do so: > > $ echo ricoh_mmc | sudo tee /etc/modprobe.d/blacklist_ricoh_mmc.conf > > Now compile & install: > > $ make > $ sudo make install > > Unload current driver: > $ modprobe -r sdhci_pci > $ modprobe -r sdhci > > > assure that new driver is seen > to do so ensure that you see the 'extra': > > $ modinfo sdhci-pci | grep filename > filename: /lib/modules/2.6.32-18-generic/extra/sdhci-pci.ko > > > Now load patched driver: (on next boot it will be loaded automaticly) > $ modprobe -r sdhci_pci > $ modprobe -r sdhci > > > note that due to bug (you probably seen it) don't try to suspend the system > while sd/sdhc/mmc card is in slot > This just hands the system > I know the cause, but fix is far from trivial. > (Its not my fault) > > > ** Attachment added: "mmc-sd-sdhci.tar.gz" > http://launchpadlibrarian.net/49613807/mmc-sd-sdhci.tar.gz > > -- > [Feature Request] Provide a driver for Ricoh R5C822 xD card reader > https://bugs.launchpad.net/bugs/202490 > You received this bug notification because you are a direct subscriber > of the bug. > > Status in The Dell Project: Won't Fix > Status in “linux” package in Ubuntu: Confirmed > Status in “linux” package in Debian: Confirmed > > Bug description: > *** NOTE: this is a *wishlist* item - a request for new functionality. At > present, and perhaps forever, xD support on linux is extremely limited. > This issue is a request to have xD support added for a specific, and > somewhat popular, chipset. Please do not add "me, too" items. We know that > it doesn't work. If you want, please add yourself as a subscriber, and > click on link to indicate that "This bug effects me, too" In the meantime, > there are two xD readers known to work with linux, so if you simply must > have xD support, those would be your options. > > Now there is an xD driver for this chip. > Supports kernel from 3.6.31. > (http://launchpadlibrarian.net/44373795/ricoh_xd_3.tar.bz2) > > To install please do ./make && sudo make install && sudo make load > > Note that this package installs several kernel modules, similar to > compat-wireless > So, make sure that there is no conflict between existing mtd modules and > these. > > *NOTE* If you use kernel lower that 2.6.34, please be sure to unload the > ricoh-mmc driver. > It conflicts with this driver. > This does meant that on this kernel you *can't* use both xD and MMC cards > To be sure that ricoh-mmc is not loaded, you should see the following > output: > > 03:01.4 System peripheral: Ricoh Co Ltd xD-Picture Card Controller (rev 12) > > and NOT: > > 03:01.4 System peripheral: Ricoh Co Ltd xD-Picture Card Controller (rev FF) > > ------------------------------------------------ > > On multi-format card readers such as: > > > lspci | grep Ricoh > 03:01.0 FireWire (IEEE 1394): Ricoh Co Ltd R5C832 IEEE 1394 Controller (rev > 05) > 03:01.1 Generic system peripheral [0805]: Ricoh Co Ltd R5C822 > SD/SDIO/MMC/MS/MSPro Host Adapter (rev 22) > 03:01.2 System peripheral: Ricoh Co Ltd R5C843 MMC Host Controller (rev 12) > 03:01.3 System peripheral: Ricoh Co Ltd R5C592 Memory Stick Bus Host > Adapter (rev 12) > 03:01.4 System peripheral: Ricoh Co Ltd xD-Picture Card Controller (rev 12) > > SD and MMC cards work, but Xd cards do not. This appears to be due to a > lack of driver support for the Xd reader. > > There is no need to comment confirming this issue on more laptops. Every > laptop with a similar type of reader will be affected. > > > > To unsubscribe from this bug, go to: > https://bugs.launchpad.net/dell/+bug/202490/+subscribe > -- [Feature Request] Provide a driver for Ricoh R5C822 xD card reader https://bugs.launchpad.net/bugs/202490 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
