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# ====================================================================

#

#      objloader.cdl

#

#      Object loader configuration data

#

# ====================================================================

## ####ECOSGPLCOPYRIGHTBEGIN####

## -------------------------------------------

## This file is part of eCos, the Embedded Configurable Operating System.

## Copyright (C) 2005, 2008, 2009 Free Software Foundation, Inc.

##

## eCos is free software; you can redistribute it and/or modify it under

## the terms of the GNU General Public License as published by the Free

## Software Foundation; either version 2 or (at your option) any later

## version.

##

## eCos is distributed in the hope that it will be useful, but WITHOUT

## ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

## FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

## for more details.

##

## You should have received a copy of the GNU General Public License

## along with eCos; if not, write to the Free Software Foundation, Inc.,

## 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.

##

## As a special exception, if other files instantiate templates or use

## macros or inline functions from this file, or you compile this file

## and link it with other works to produce a work based on this file,

## this file does not by itself cause the resulting work to be covered by

## the GNU General Public License. However the source code for this file

## must still be made available in accordance with section (3) of the GNU

## General Public License v2.

##

## This exception does not invalidate any other reasons why a work based

## on this file might be covered by the GNU General Public License.

## -------------------------------------------

## ####ECOSGPLCOPYRIGHTEND####

# ====================================================================

######DESCRIPTIONBEGIN####

#

# Author(s):      Anthony Tonizzo (atonizzo@gmail.com)

# Contributors:   Andrew Lunn

# Date:           2005-05-13

#

#####DESCRIPTIONEND####

#

# ====================================================================

cdl_package CYGPKG_OBJLOADER {

    display       "Object file loader"

    description   "This package provides support for loading and relocating

                   object files within eCos."

    include_dir   cyg/objloader

    include_files elf.h objelf.h loader_fs.h relocate_ppc.h relocate_i386.h

    include_files relocate_arm.h loader_memory.h

    compile       objloader.c objelf.c

    requires      CYGPKG_MEMALLOC

# ====================================================================

    cdl_component CYGPKG_SERVICES_OBJLOADER_ARCHITECTURE {

        display "Architecture dependent settings"

        flavor  none

        no_define

        requires CYGINT_SERVICES_OBJLOADER_RELOCATOR == 1

        description   "Each of the options here enables the correct

                       relocation support for the architectures supported."

        cdl_interface CYGINT_SERVICES_OBJLOADER_RELOCATOR {

            display "Suitable function to perform a symbol relocation"

            description "

                For each architecture we need a function which relocate

                a symbol. If we don't have a relocator the loader

                cannot work."

        }

        cdl_option CYGBLD_OBJLOADER_ARCHITECTURE_POWERPC {

           display       "Support loading on PowerPC processors"

           calculated    CYGPKG_HAL_POWERPC

           implements    CYGINT_SERVICES_OBJLOADER_RELOCATOR

           define_proc {

               puts $::cdl_header "#include "

           }

           compile relocate_ppc.c

        }

        cdl_option CYGBLD_OBJLOADER_ARCHITECTURE_I386 {

           display       "Support loading on I386 processors"

           calculated    CYGPKG_HAL_I386 || CYGPKG_HAL_SYNTH_I386

           implements    CYGINT_SERVICES_OBJLOADER_RELOCATOR

           define_proc {

               puts $::cdl_header "#include "

           }

           compile relocate_i386.c

        }

        cdl_option CYGBLD_OBJLOADER_ARCHITECTURE_ARM {

            display       "Support loading on ARM processors"

            calculated    CYGPKG_HAL_ARM

            implements    CYGINT_SERVICES_OBJLOADER_RELOCATOR

            define_proc {

               puts $::cdl_header "#include "

            }

            compile relocate_arm.c

        }

    }

    cdl_component CYGOPT_SERVICES_OBJLOADER_LOADERS {

        display "Loaders to compile"

        flavor  none

        no_define

        description   "Options to select which types of loaders (e.g. from file

                       system, memory, http etc. to compile."

      cdl_option CYGOPT_SERVICES_OBJLOADER_LOADERS_FS {

          display       "Load module from file system"

          flavor        bool

          default_value 1

          requires      CYGPKG_IO_FILEIO

          description   "This option will compile the code required to load an

                         object library from a generic file system."

          compile       loader_fs.c

      }

      cdl_option CYGOPT_SERVICES_OBJLOADER_LOADERS_MEMORY {

          display       "Load module from memory"

          flavor        bool

          default_value 1

          description   "This option will compile the module required to load an

                         object library from a ROM memory."

          compile       loader_memory.c

      }

    }

    cdl_option CYGPKG_SERVICES_OBJLOADER_DEBUG_LEVEL {

        display          "Verbosity of debug output"

        flavor           data

        legal_values     0 1 2

        default_value    0

        description      "This option allows controls over the verbosity of

                         the debug output. 1 is moderate, 2 is very

                         verbose, including the symbol name of each relocation

                         performed. Any value other than 0 will prevent the

                         unloading of unused library data, thus increasing the

                         heap memory requirements of the package."

    }

    cdl_component CYGPKG_SERVICES_OBJLOADER_OPTIONS {

        display "Object loader build options"

        flavor  none

        description   "

            Package specific build options including control over

            compiler flags used only in building this package,

            and details of which tests are built."

        cdl_option CYGPKG_SERVICES_OBJLOADER_CFLAGS_ADD {

            display "Additional compiler flags"

            flavor  data

            no_define

            default_value { "" }

            description   "

                This option modifies the set of compiler flags for

                building the serial device drivers. These flags are

                used in addition to the set of global flags."

        }

        cdl_option CYGPKG_SERVICES_OBJLOADER_CFLAGS_REMOVE {

            display "Suppressed compiler flags"

            flavor  data

            no_define

            default_value { "" }

            description   "

                This option modifies the set of compiler flags for

                building the serial device drivers. These flags are

                removed from the set of global flags if present."

        }

    }

    cdl_component CYGTST_SERVICES_OBJLOADER_BUILD_TESTS {

        display       "Build test library"

        default_value 0

        active_if     CYGPKG_FS_ROM

        active_if     CYGINT_SERVICES_OBJLOADER_RELOCATOR

        requires      CYGBLD_FS_ROMFS_MK_ROMFS

        no_define

        description   "

            This option enables the building of a library and an

            application for testing the loader."

        make -priority 320 {

            testobj/hello.o : /tests/library/hello.c

            @mkdir -p "$(dir $@)"

            $(CC) -c $(INCLUDE_PATH) -I$(dir $<) $(ACTUAL_CFLAGS) -o $@ $<

        }

        make -priority 322 {

            /include/cyg/objloader/testromfs_be.h : testobj/hello.o

            $(PREFIX)/bin/mk_romfs -b $(dir $<) testromfs_be.bin

            @mkdir -p "$(dir $@)"

            @tclsh $(PREFIX)/bin/file2c.tcl testromfs_be.bin $@

        }

        make -priority 322 {

            /include/cyg/objloader/testromfs_le.h : testobj/hello.o

            $(PREFIX)/bin/mk_romfs $(dir $<) testromfs_le.bin

            @mkdir -p "$(dir $@)"

            @tclsh $(PREFIX)/bin/file2c.tcl testromfs_le.bin $@

        }

        cdl_option CYGPKG_OBJLOADER_TESTS {

            display     "Objloader tests"

            flavor      data

            no_define

            calculated  { "tests/test_mods" }

            description "

                This option specifies the set of tests for the object

                loader package"

       }

    }

}

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# EOF objloader.cdl