Re: How do I add a serial driver?

[Paul J THACKER <paul dot thacker at st dot com>]

Andrew Lunn wrote:

> So you need to look at your configuration and work out why your serial
> driver package is not active.
>
> eg the top of the AT91 driver has:
>
> cdl_package CYGPKG_IO_SERIAL_ARM_AT91 {
>     display       "Atmel AT91 serial device drivers"
>
>     parent        CYGPKG_IO_SERIAL_DEVICES
>     active_if     CYGPKG_IO_SERIAL
>     active_if     CYGPKG_HAL_ARM_AT91

cdl_package CYGPKG_IO_SERIAL_ARM_CARTESIO {
    display       "Cartesio serial device drivers"

    parent        CYGPKG_IO_SERIAL_DEVICES
    active_if     CYGPKG_IO_SERIAL
    active_if     CYGPKG_HAL_ARM_CARTESIO

    requires      CYGPKG_ERROR
    include_dir   cyg/io
    include_files ; # none _exported_ whatsoever
    description   "
           This option enables the serial device drivers for the
           Cartesio."

    compile       -library=libextras.a   cartesio_serial.c

    define_proc {
        puts $::cdl_system_header "/***** serial driver proc output 
start *****/"
        puts $::cdl_system_header "#define 
CYGDAT_IO_SERIAL_DEVICE_HEADER <pkgconf/io_serial_arm_cartesio.h>"
        puts $::cdl_system_header "/*****  serial driver proc output 
end  *****/"
    }

> We know you have CYGPKG_IO_SERIAL_DEVICES enabled. Does your
> configuration have CYGPKG_IO_SERIAL enabled? 

Not sure how to tell. It doesn't say one way or the other in configtool.

Does your package still
> require CYGPKG_HAL_ARM_AT91 which is not true for your hardware? Have
> you made a typo in the name of the replacement?

Don't think so. I've looked it over pretty carefully.
> Look at your ecos.ecc file. You can learn a lot from that.

Don't have an ecos.ecc. Do you mean ecos.db?

>     Andrew

Thanks,
Paul