On Thu, Jul 2, 2015 at 10:05 AM, Inderjit Singh <inderjit.si...@aacmicrotec.com> wrote: > Hi Hesham, > > We are using the 4.10.99 version with our own bsp so far. It's a new hardware > (with FPGA) and we are creating this new bsp. for it So naturally It it's not > part of RTEMS tree because it's incomplete. > > However, the comment from Joel and my 'guessing' has kicked the BSP at boot > time. So all is good. However, I'm unsure if this is the way to do it. > Properly i mean. Is there any doc on this or have I missed it? > This is a manual that may give you some guidance [1] how drivers work in RTEMS. You may also want to have a look at the IO manager [2] and how it works. This link [3] provides some application configurations for device drivers. Hope that helps.
[1] https://docs.rtems.org/doc-current/share/rtems/html/bsp_howto/index.html [2] https://docs.rtems.org/doc-current/share/rtems/html/c_user/I_002fO-Manager.html#I_002fO-Manager [3] https://docs.rtems.org/doc-current/share/rtems/html/c_user/Configuring-a-System-Device-Driver-Table.html#Configuring-a-System-Device-Driver-Table > ________________________________________ > From: Hesham ALMatary [heshamelmat...@gmail.com] > Sent: 02 July 2015 10:44 > To: Inderjit Singh > Cc: devel@rtems.org > Subject: Re: BSP Driver not initialized > > Hi, > > On Wed, Jul 1, 2015 at 4:47 PM, Inderjit Singh > <inderjit.si...@aacmicrotec.com> wrote: >> Hi, >> >> I'm trying to initialize (get up) my driver for a or1k target. I reused the >> the hello sample program to see if the driver ckicks in but nothing in th >> console (except the hello msg in Init fiunction. Does anyone know why? >> >> I updated the file as shown below. At this point I am only interested in to >> see the initialization kicking in but I don't seems to get anything. >> >> rtems/c/src/lib/libbsp/or1k/or1k-bsp/mydriver/mydriver.c: >> --- >> rtems_device_driver rtems_mydriver_initialize(rtems_device_major_number >> major, >> >> rtems_device_major_number unused, >> void *arg) >> { >> printk("INIT\r\n"); >> >> // rtems_io_register_driver >> // rtems_io_register_name (/dev/mydriver) with major >> >> return RTEMS_SUCCESSFUL; >> } >> >> ... (Empty functions for read write etc.) ... >> >> >> rtems/c/src/lib/libbsp/or1k/or1k-bsp/include/mydriver.h: >> --- > Just a note, is this the actual path for your RTEMS source? If so > which RTEMS version are you using? I am asking because there is no BSP > with "or1k-bsp" name. Also do you work on a simulator or an FPGA > board? > >> #include <bsp.h> >> >> static rtems_device_driver >> rtems_mydriver_initialize(rtems_device_major_number major, >> >> rtems_device_minor_number unused, >> void *); >> >> ... (Other definitions for read write etc.) ... >> >> #define AAC_MYDRIVER_DRIVER { \ >> rtems_mydriver_initialize, \ >> rtems_mydriver_open, \ >> rtems_mydriver_close, \ >> rtems_mydriver_read, \ >> rtems_mydriver_write, \ >> rtems_mydriver_control } >> >> static rtems_driver_address_table mydriver = AAC_MYDRIVER_DRIVER; >> >> Makefile.am file rtems/c/src/lib/libbsp/or1k/or1k-bsp/Makefile.am: >> --- >> ... >> include_bsp_HEADERS += include/mydriver.h >> ... >> libbsp_a_SOURCES += mydriver/mydriver.c >> >> Any help is appreciated. >> Thanks, >> Indy >> >> _______________________________________________ >> devel mailing list >> devel@rtems.org >> http://lists.rtems.org/mailman/listinfo/devel > > > > -- > Hesham -- Hesham _______________________________________________ devel mailing list devel@rtems.org http://lists.rtems.org/mailman/listinfo/devel
