please enable KALLSYMS in the kernel config and then send the oops output
el8fr wrote:
> Hi all,
>
> I've tested a MMC card with the original (frozen patch) driver and an
> ext3 filesystem. Everything is ok with kernel 2.4 but I get a kernel
> OOPS with kernel 2.6.
> I'll be able to send ksymoops output if needed to debug. But for the
> moment I'm wondering if someone has tested this with this new driver ?
>
> Regards,
>
> Seb.
>
>
> --- In [email protected], d191264it <[EMAIL PROTECTED]> wrote:
>
>> I will test soon I will give you the results.
>>
>>
>> Andre ha scritto:
>>
>>> You're right. At this point I focussed on the basic read/write and
>>> compatibility stuff. Functions like that can be integrated, if
>>> interest exist.
>>>
>>> Right now, I would like to know whether people, who also had issues
>>> with the existing driver, find this version an improvement.
>>>
>>> --- In [email protected] <mailto:foxboard%40yahoogroups.com>,
>>> d191264it <d191264it@> wrote:
>>>
>>>> I worked also on that driver in the past and I found that tools like
>>>> e2fsck was not working properly due to some missing calls.
>>>> So I added functions like this:
>>>> /*******************************************************************
>>>>
>>> ******/
>>>
>>>> static int mmc_getgeo(struct block_device *bdev, struct hd_geometry
>>>>
>>> *geo)
>>>
>>>> {
>>>> VOLUME_INFO info;
>>>> MMC_get_volume_info(&info);
>>>>
>>>> geo->heads = 4;
>>>> geo->sectors = 61;
>>>> geo->cylinders = (info.size / (512*4*61));
>>>> return 0;
>>>> }
>>>> static int mmc_ioctl(struct inode * inode, struct file * file,
>>>> unsigned int cmd, unsigned long arg)
>>>> {
>>>> VOLUME_INFO info;
>>>> struct hd_geometry __user *loc = (struct hd_geometry __user
>>>>
>>> *) arg;
>>>
>>>> struct hd_geometry g;
>>>>
>>>> if (cmd != HDIO_GETGEO)
>>>> return -EINVAL;
>>>> if (!loc)
>>>> return -EINVAL;
>>>>
>>>> MMC_get_volume_info(&info);
>>>>
>>>> g.heads = 4;
>>>> g.sectors = 61;
>>>> g.cylinders = (info.size / (512*4*61));
>>>> g.start = get_start_sect(inode->i_bdev);
>>>> return copy_to_user(loc, &g, sizeof g) ? -EFAULT : 0;
>>>> }
>>>>
>>>> static struct block_device_operations bdops = {
>>>> .open = mmc_do_open,
>>>> .release = mmc_release,
>>>> .media_changed = mmc_has_media_changed,
>>>> .revalidate_disk = mmc_revalidate,
>>>> .ioctl = mmc_ioctl,
>>>> .getgeo = mmc_getgeo,
>>>> .owner = THIS_MODULE,
>>>> };
>>>> /*******************************************************************
>>>>
>>> ******/
>>>
>>>> should be fine to have it also in your driver
>>>>
>>>>
>>>>
>>>>
>>>> Andre ha scritto:
>>>>
>>>>> Performance was not the primary reason for developing this driver.
>>>>> I had some issues using large cards which were not recognised,
>>>>>
>>> also
>>>
>>>>> swapping cards frequently made the Fox unstable.
>>>>>
>>>>> Both drivers use the same type software spi, so interface speed
>>>>>
>>> is in
>>>
>>>>> the same range. I did implement stream mode reading/writing which
>>>>> makes better use of the card's internal buffers. This typically
>>>>>
>>> makes
>>>
>>>>> larger transfers more effective.
>>>>> For full effect, this requires the card to be mounted without any
>>>>> option. (constantly writing to the fat doesn't sounds like a good
>>>>> idea anyway)
>>>>>
>>>>> This way I get about 100 - 200 kiB/s, (regular SD cards) using
>>>>>
>>> Debian
>>>
>>>>> ftp client to the Fox ftp server. New or erased cards may perform
>>>>> somewhat better.
>>>>>
>>>>> --- In [email protected] <mailto:foxboard%40yahoogroups.com>
>>>>>
>>> <mailto:foxboard%
>>> 40yahoogroups.com>,
>>>
>>>>> John Crispin <john@> wrote:
>>>>>
>>>>>> what is the performance like in comparison to the existing
>>>>>>
>>> driver ?
>>>
>>>>>> Quoting afmdsgn <afmdsgn@>:
>>>>>>
>>>>>>
>>>>>>> Hi All,
>>>>>>>
>>>>>>> As I had some issues with the MMC driver in the SDK, I
>>>>>>>
>>> developed
>>>
>>>>> a new
>>>>>
>>>>>>> version that also supports the 2 GB SD and 4 GB HCSD.
>>>>>>>
>>>>>>> People interested can have a look at
>>>>>>> http://www.afmdesign.net/proj/mmc/mmc.html
>>>>>>>
>>> <http://www.afmdesign.net/proj/mmc/mmc.html>
>>>
>>>>> <http://www.afmdesign.net/proj/mmc/mmc.html
>>>>>
>>> <http://www.afmdesign.net/proj/mmc/mmc.html>>
>>>
>>>>>>> Please discuss any issues in this group.
>>>>>>>
>>>>>>> Greetings Andre.
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>
>>>> Chiacchiera con i tuoi amici in tempo reale!
>>>> http://it.yahoo.com/mail_it/foot/*http://it.messenger.yahoo.com
>>>>
>>> <http://it.yahoo.com/mail_it/foot/*http://it.messenger.yahoo.com>
>>>
>>>
>> Chiacchiera con i tuoi amici in tempo reale!
>> http://it.yahoo.com/mail_it/foot/*http://it.messenger.yahoo.com
>>
>>
>
>
>
>
