Le lundi 12 décembre 2005 à 16:02 +0100, Florian Kulzer a écrit : > Hi David, > > First of all, I do not have the exact same controller that you have > (mine is an Intel Corporation 82801DBM (ICH4-M) IDE Controller). > However, since I had the same problems when I tried to use PIIX > as a module, I hope what I write below might be helpful to you. > > My 2.6.14 kernel was compiled from the Debian package > linux-source-2.6.14-2 without any additional patches, using make-kpkg > with yaird for the initrd-generation. Me too, I used the same method to generate my kernel.
> PIIX is included in the kernel and > I do not have any entry for it in my output of lsmod. (This seems to be > one important difference between your configuration and mine.) DMA gets > turned on automatically during boot, and I get transfer rates of about > 25-30 MB/s. > > The fact that menuconfig does not let you select the PIIX driver as a > static part of the kernel (<*> instead of <m>) makes me suspect that you > have accidentally disabled some other necessary option. I have only cp my /boot/config-2.6.14-2-686 and (try to) change PIIX > (In such a case > it does indeed not help to change the .config-file manually since the > inconsistency will be detected when you try to compile the kernel.) > > I have pasted the relevant part of my .config file below, maybe a > comparison with your .config will tell you which option you should try > to activate. (There are a few more which are related to DMA, they are > all in "Device Drivers ---> ATA/ATAPI/MFM/RLL support" if you use > menuconfig.) > > I hope this helps. > > Regards, > Florian > > ==================== part of my .config ==================== The differences > # > # ATA/ATAPI/MFM/RLL support > # > CONFIG_IDE=y > CONFIG_BLK_DEV_IDE=y CONFIG_BLK_DEV_IDE=m > # > # Please see Documentation/ide.txt for help/info on IDE drives > # > # CONFIG_BLK_DEV_IDE_SATA is not set > # CONFIG_BLK_DEV_HD_IDE is not set > CONFIG_BLK_DEV_IDEDISK=y CONFIG_BLK_DEV_IDEDISK=m > CONFIG_IDEDISK_MULTI_MODE=y # CONFIG_IDEDISK_MULTI_MODE is not set > CONFIG_BLK_DEV_IDECS=m > CONFIG_BLK_DEV_IDECD=y CONFIG_BLK_DEV_IDECD=m > CONFIG_BLK_DEV_IDETAPE=m > CONFIG_BLK_DEV_IDEFLOPPY=m > CONFIG_BLK_DEV_IDESCSI=m > # CONFIG_IDE_TASK_IOCTL is not set > > # > # IDE chipset support/bugfixes > # > CONFIG_IDE_GENERIC=y CONFIG_IDE_GENERIC=m > CONFIG_BLK_DEV_CMD640=y > # CONFIG_BLK_DEV_CMD640_ENHANCED is not set > # CONFIG_BLK_DEV_IDEPNP is not set > CONFIG_BLK_DEV_IDEPCI=y CONFIG_BLK_DEV_GENERIC=m > CONFIG_IDEPCI_SHARE_IRQ=y > # CONFIG_BLK_DEV_OFFBOARD is not set > CONFIG_BLK_DEV_GENERIC=y > # CONFIG_BLK_DEV_OPTI621 is not set > # CONFIG_BLK_DEV_RZ1000 is not set > CONFIG_BLK_DEV_IDEDMA_PCI=y > # CONFIG_BLK_DEV_IDEDMA_FORCED is not set > CONFIG_IDEDMA_PCI_AUTO=y > # CONFIG_IDEDMA_ONLYDISK is not set > # CONFIG_BLK_DEV_AEC62XX is not set > # CONFIG_BLK_DEV_ALI15X3 is not set > # CONFIG_BLK_DEV_AMD74XX is not set > # CONFIG_BLK_DEV_ATIIXP is not set > # CONFIG_BLK_DEV_CMD64X is not set > # CONFIG_BLK_DEV_TRIFLEX is not set > # CONFIG_BLK_DEV_CY82C693 is not set > # CONFIG_BLK_DEV_CS5520 is not set > # CONFIG_BLK_DEV_CS5530 is not set > # CONFIG_BLK_DEV_HPT34X is not set > # CONFIG_BLK_DEV_HPT366 is not set > # CONFIG_BLK_DEV_SC1200 is not set > CONFIG_BLK_DEV_PIIX=y CONFIG_BLK_DEV_PIIX=m (can"t change it you know why) > # CONFIG_BLK_DEV_IT821X is not set > # CONFIG_BLK_DEV_NS87415 is not set > # CONFIG_BLK_DEV_PDC202XX_OLD is not set > # CONFIG_BLK_DEV_PDC202XX_NEW is not set > # CONFIG_BLK_DEV_SVWKS is not set > # CONFIG_BLK_DEV_SIIMAGE is not set > # CONFIG_BLK_DEV_SIS5513 is not set > # CONFIG_BLK_DEV_SLC90E66 is not set > # CONFIG_BLK_DEV_TRM290 is not set > # CONFIG_BLK_DEV_VIA82CXXX is not set > # CONFIG_IDE_ARM is not set > CONFIG_BLK_DEV_IDEDMA=y > # CONFIG_IDEDMA_IVB is not set > CONFIG_IDEDMA_AUTO=y > # CONFIG_BLK_DEV_HD is not set > Great!, parent options let me put PIIX to y (* from menuconfig). I'll recompile my kernel and see if it works (have to). Thanks for you support Florian. Cheers, David LIMA -- To UNSUBSCRIBE, email to [EMAIL PROTECTED] with a subject of "unsubscribe". Trouble? Contact [EMAIL PROTECTED]
