Hello Nils, does some other access to the file system work? Like a ls on the console or creating a file. Can you do a `cat` on some text file on the file system? If not: Does it work for a file in the root file system (should be a IMFS)?
Best regards Christian On 15/08/2019 15:54, Nils Hölscher wrote: > Hi, > > I when my app wants to open a file on the SD card dev=mmcsd-0-0 rtems > freezes. > Exact call is: > fd = open(file, O_RDONLY); > With file being the pru binary I want to upload. > > Thanks, > Nils > > On Tue, 13 Aug 2019 at 17:56, Christian Mauderer > <christian.maude...@embedded-brains.de > <mailto:christian.maude...@embedded-brains.de>> wrote: > > Hello Nils, > > a third possibility: You could start a FTP server and push the file > via network. > > Best regards > > Christian > > Am Dienstag, 13. August 2019 schrieb Nils Hölscher: > > Hi, > > > > > > Thanks for the input I will try the SD card first. > > That way I won't have to alter the code when I want to run other > stuff on the pru. > > > > > > Best, > > Nils > > > > > > On Tue, 13 Aug 2019 at 17:32, Gedare Bloom <ged...@rtems.org > <mailto:ged...@rtems.org>> wrote: > > > > You can also build the PRU image into the RTEMS binary. See > > examples-v2.git/file_io/crc/init.c > > > > On Tue, Aug 13, 2019 at 8:46 AM Christian Mauderer > <l...@c-mauderer.de <mailto:l...@c-mauderer.de>> wrote: > > > > > > Hello Nils, > > > > > > that's a bit odd. I attached an expected output below. Some guesses: > > > > > > - Did you add FAT file system to your application? > > > - Is there some odd formatting on the SD? Normally at least the FAT > > > partition used by U-Boot should be visible. > > > - Is your BDBUF configuration OK? > > > - Do you have enough file descriptors? > > > > > > Beneath that: If you only need something where you can put some > files, > > > you can try to connect a USB stick instead. Maybe that works better. > > > > > > Best regards > > > > > > Christian > > > > > > > > > media listener: event = DISK ATTACH, state = INQUIRY, src = mmcsd > > > media listener: event = DISK ATTACH, state = SUCCESS, src = > mmcsd, dest > > > = /dev/mmcsd-0 > > > media listener: event = MOUNT, state = INQUIRY, src = /dev/mmcsd-0 > > > mmcsd0: 4GB <SDHC TO 15.15 SN 000002F6 MFG 02/2017 by 25 DY> at mmc0 > > > 24.0MHz/4bit/65535-block > > > media listener: event = MOUNT, state = FAILED, src = /dev/mmcsd-0 > > > media listener: event = PARTITION INQUIRY, state = INQUIRY, src = > > > /dev/mmcsd-0 > > > media listener: event = PARTITION INQUIRY, state = SUCCESS, src = > > > /dev/mmcsd-0 > > > media listener: event = PARTITION ATTACH, state = INQUIRY, src = > > > /dev/mmcsd-0 > > > media listener: event = PARTITION ATTACH, state = SUCCESS, src = > > > /dev/mmcsd-0, dest = /dev/mmcsd-0-0 > > > media listener: event = MOUNT, state = INQUIRY, src = /dev/mmcsd-0-0 > > > media listener: event = MOUNT, state = SUCCESS, src = > /dev/mmcsd-0-0, > > > dest = /media/mmcsd-0-0 > > > media listener: event = DISK ATTACH, state = INQUIRY, src = mmcsd > > > media listener: event = DISK ATTACH, state = SUCCESS, src = > mmcsd, dest > > > = /dev/mmcsd-1 > > > media listener: event = MOUNT, state = INQUIRY, src = /dev/mmcsd-1 > > > mmcsd1: 4GB <MMCHC MMC04G 5.8 SN 160D224B MFG 09/2014 by 112 > 0x0000> at > > > mmc1 48.0MHz/8bit/65535-block > > > media listener: event = MOUNT, state = FAILED, src = /dev/mmcsd-1 > > > media listener: event = PARTITION INQUIRY, state = INQUIRY, src = > > > /dev/mmcsd-1 > > > media listener: event = PARTITION INQUIRY, state = FAILED, src = > > > /dev/mmcsd-1 > > > media listener: event = DISK ATTACH, state = INQUIRY, src = > mmcsd1boot > > > mmcsd1boot0: 2MB partion 1 at mmcsd1 > > > mmcsd1boot1: 2MB partion 2 at mmcsd1 > > > mmcsd1rpmb: 131kB partion 3 at mmcsd1 > > > > > > > > > On 13/08/2019 13:30, Nils Hölscher wrote: > > > > Hi, > > > > > > > > Thanks for the help. > > > > I tried to use your code, but I always get "ERROR: SD could not be > > > > mounted after timeout". > > > > Even after raising the waiting time. > > > > > > > > The sources I use start here: > > > > https://github.com/nilhoel1/rtems-pru/blob/pruss-shell/main.c#L110 > > > > > > > > And my uart output is: > > > > "" > > > > waiting for SD... > > > > > > > > usbus0: 480Mbps High Speed USB v2.0 > > > > usbus1: 480Mbps High Speed USB v2.0 > > > > media listener: event = DISK ATTACH, state = INQUIRY, src = mmcsd > > > > media listener: event = DISK ATTACH, state = SUCCESS, src = > mmcsd, dest > > > > = /dev/mmcsd-0 > > > > media listener: event = MOUNT, state = INQUIRY, src = /dev/mmcsd-0 > > > > ugen0.1: <Mentor Graphics OTG Root HUB> at usbus0 > > > > ugen1.1: <Mentor Graphics OTG Root HUB> at usbus1 > > > > uhub0: <Mentor Graphics OTG Root HUB, class 9/0, rev > 2.00/1.00, addr 1> > > > > on usbus0 > > > > uhub1: <Mentor Graphics OTG Root HUB, class 9/0, rev > 2.00/1.00, addr 1> > > > > on usbus1 > > > > media listener: event = MOUNT, state = FAILED, src = /dev/mmcsd-0 > > > > media listener: event = PARTITION INQUIRY, state = INQUIRY, src = > > > > /dev/mmcsd-0 > > > > media listener: event = PARTITION INQUIRY, state = SUCCESS, src = > > > > /dev/mmcsd-0 > > > > media listener: event = PARTITION ATTACH, state = INQUIRY, src = > > > > /dev/mmcsd-0 > > > > media listener: event = PARTITION ATTACH, state = SUCCESS, src = > > > > /dev/mmcsd-0, dest = /dev/mmcsd-0-0 > > > > media listener: event = MOUNT, state = INQUIRY, src = > /dev/mmcsd-0-0 > > > > media listener: event = MOUNT, state = FAILED, src = > /dev/mmcsd-0-0 > > > > media listener: event = DISK ATTACH, state = INQUIRY, src = mmcsd > > > > media listener: event = DISK ATTACH, state = SUCCESS, src = > mmcsd, dest > > > > = /dev/mmcsd-1 > > > > media listener: event = MOUNT, state = INQUIRY, src = /dev/mmcsd-1 > > > > media listener: event = MOUNT, state = FAILED, src = /dev/mmcsd-1 > > > > media listener: event = PARTITION INQUIRY, state = INQUIRY, src = > > > > /dev/mmcsd-1 > > > > media listener: event = PARTITION INQUIRY, state = SUCCESS, src = > > > > /dev/mmcsd-1 > > > > media listener: event = PARTITION ATTACH, state = INQUIRY, src = > > > > /dev/mmcsd-1 > > > > media listener: event = PARTITION ATTACH, state = SUCCESS, src = > > > > /dev/mmcsd-1, dest = /dev/mmcsd-1-0 > > > > media listener: event = MOUNT, state = INQUIRY, src = > /dev/mmcsd-1-0 > > > > media listener: event = MOUNT, state = FAILED, src = > /dev/mmcsd-1-0 > > > > media listener: event = DISK ATTACH, state = INQUIRY, src = > mmcsd1boot > > > > uhub0: 1 port with 1 removable, self powered > > > > uhub1: 1 port with 1 removable, self powered > > > > ERROR: SD could not be mounted after timeout > > > > "" > > > > > > > > Thanks, > > > > Nils > > > > > > > > On Mon, 12 Aug 2019 at 18:01, Christian Mauderer > <l...@c-mauderer.de <mailto:l...@c-mauderer.de> > > > > <mailto:l...@c-mauderer.de <mailto:l...@c-mauderer.de>>> wrote: > > > > > > > > On 12/08/2019 07:28, Nils Hölscher wrote: > > > > > Hi, > > > > > > > > > > Can anyone help me with this? > > > > > I need to access the BBB's SD-Card, so that I can load > my pru > > > > example on > > > > > the pru. > > > > > > > > > > Thanks, > > > > > Nils > > > > > > > > > > > > > Hello Nils, > > > > > > > > take a look at the following application: > > > > > > > > > > https://gitlab.com/c-mauderer/rtems-bbb/blob/master/apps/wifi-sample/init.c#L64 > > > > > > > > > > https://gitlab.com/c-mauderer/rtems-bbb/blob/master/apps/wifi-sample/libbsdhelper.c#L122 > > > > > > > > You should mainly need the stuff from the > libbsdhelper_init_sd_card() > > > > and libbsdhelper_wait_for_sd(). > > > > > > > > Please note that the SD card needs quite some time to > initialize on BBB. > > > > I haven't had a look at it why that is the case. > > > > > > > > Best regards > > > > > > > > Christian > > > > > > > > > > > > _______________________________________________ > > > > users mailing list > > > > users@rtems.org <mailto:users@rtems.org> > > > > http://lists.rtems.org/mailman/listinfo/users > > > > > > > _______________________________________________ > > > users mailing list > > > users@rtems.org <mailto:users@rtems.org> > > > http://lists.rtems.org/mailman/listinfo/users > > > > -- > -- > -------------------------------------------- > embedded brains GmbH > Herr Christian Mauderer > Dornierstr. 4 > D-82178 Puchheim > Germany > email: christian.maude...@embedded-brains.de > <mailto:christian.maude...@embedded-brains.de> > Phone: +49-89-18 94 741 - 18 > Fax: +49-89-18 94 741 - 08 > PGP: Public key available on request. > > Diese Nachricht ist keine geschäftliche Mitteilung im Sinne des EHUG. > > > _______________________________________________ > users mailing list > users@rtems.org > http://lists.rtems.org/mailman/listinfo/users > _______________________________________________ users mailing list 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