hal_powerpc_rattler.cdl

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# ====================================================================
#
#      hal_powerpc_rattler.cdl
#
#      Analogue & Micro Rattler (MPC8250) HAL package configuration data
#
# ====================================================================
#####ECOSGPLCOPYRIGHTBEGIN####
## -------------------------------------------
## This file is part of eCos, the Embedded Configurable Operating System.
## Copyright (C) 1998, 1999, 2000, 2001, 2002 Red Hat, Inc.
## Copyright (C) 2003 Gary Thomas
##
## 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.,
## 59 Temple Place, Suite 330, Boston, MA 02111-1307 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.
##
## This exception does not invalidate any other reasons why a work based on
## this file might be covered by the GNU General Public License.
##
## Alternative licenses for eCos may be arranged by contacting Red Hat, Inc.
## at http://sources.redhat.com/ecos/ecos-license/
## -------------------------------------------
#####ECOSGPLCOPYRIGHTEND####
# ====================================================================
######DESCRIPTIONBEGIN####
#
# Author(s):      gthomas
# Original data:  hmt
# Contributors:
# Date:           2003-06-30
#
#####DESCRIPTIONEND####
#
# ====================================================================

cdl_package CYGPKG_HAL_POWERPC_RATTLER {
    display       "Analogue & Micro Rattler board"
    parent        CYGPKG_HAL_POWERPC
    requires      CYGPKG_HAL_POWERPC_MPC8XXX
    define_header hal_powerpc_rattler.h
    include_dir   cyg/hal
    description   "
        The RATTLER HAL package provides the support needed to run
        eCos on an Analogue & Micro Rattler board."

    compile       hal_diag.c hal_aux.c rattler.S

    implements    CYGINT_HAL_DEBUG_GDB_STUBS
    implements    CYGINT_HAL_DEBUG_GDB_STUBS_BREAK
    implements    CYGINT_HAL_VIRTUAL_VECTOR_SUPPORT
    requires      CYGSEM_HAL_POWERPC_RESET_USES_JUMP        

    implements    CYGNUM_HAL_MPC8XXX_SCC1
    implements    CYGNUM_HAL_MPC8XXX_SMC1

# Note: uncomment this to get old-style debug behaviour
#   implements    CYGINT_HAL_VIRTUAL_VECTOR_SUPPORT_NOT_GUARANTEED

    define_proc {
        puts $::cdl_system_header "#define CYGBLD_HAL_TARGET_H   <pkgconf/hal_powerpc_mpc8xxx.h>"
        puts $::cdl_system_header "#define CYGBLD_HAL_PLATFORM_H <pkgconf/hal_powerpc_rattler.h>"

	puts $::cdl_header "#define HAL_PLATFORM_CPU    \"PowerPC MPC8250\""
        puts $::cdl_header "#define HAL_PLATFORM_BOARD  \"Rattler\""
        puts $::cdl_header "#define HAL_PLATFORM_EXTRA  \"\""
    }

    cdl_component CYG_HAL_STARTUP {
        display       "Startup type"
        flavor        data
        legal_values  { "RAM" "ROM" "ROMRAM" }
        default_value { "RAM" }
	no_define
	define -file system.h CYG_HAL_STARTUP
        description   "
           This option is used to control where the application program will
           run, either from RAM or ROM (flash) memory.  ROM based applications
           must be self contained, while RAM applications will typically assume
           the existence of a debug environment, such as GDB stubs."
    }

    cdl_option CYGHWR_HAL_POWERPC_DISABLE_MMU {
        display       "DISABLE MMU"
        flavor        bool
        default_value 0
	#        calculated    1
        description   "
            This option will disable the MMU enabled."
    }

    cdl_option CYGHWR_HAL_POWERPC_BUS_SPEED {
        display          "Development board clock speed (MHz)"
        flavor           data
        legal_values     66
        default_value    66
        description      "
	   The Rattler currently only runs at 66MHz"
    }
 
    cdl_option CYGHWR_HAL_POWERPC_CPU_SPEED {
        display          "Development board clock speed (MHz)"
        flavor           data
        legal_values     200
        default_value    200
        description      "
	   The Rattler is configured to run the CPU at 3.5x"           
    }

    cdl_option CYGHWR_HAL_POWERPC_CPM_SPEED {
        display          "Development board clock speed (MHz)"
        flavor           data
        legal_values     166 133
        default_value    { (CYGHWR_HAL_POWERPC_RATTLER_PCI == 0) ? 166 : 133 }
        description      "
	   The Rattler is configured to run the CPM at 2.5x
           This clock is used by the baud rate generators"
    }

    cdl_option CYGHWR_HAL_POWERPC_RATTLER_PCI {
        display          "Rattler with PCI (agent) support"
        flavor           bool
        default_value    0
        description      "
	   The Rattler comes in two variants - one with PCI
           and another without."
        define_proc {
            puts $::cdl_header "#undef  HAL_PLATFORM_BOARD"
            puts $::cdl_header "#define HAL_PLATFORM_BOARD  \"Rattler-PCI\""
        }
    }

    # Real-time clock/counter specifics
    cdl_component CYGNUM_HAL_RTC_CONSTANTS {
        display       "Real-time clock constants."
        description   "
            Period is busclock/4/CYGNUM_HAL_RTC_DENOMINATOR.  VERIFY THIS!!!"
        flavor        none
        no_define
    
        cdl_option CYGNUM_HAL_RTC_NUMERATOR {
            display       "Real-time clock numerator"
            flavor        data
            calculated    1000000000
        }
        cdl_option CYGNUM_HAL_RTC_DENOMINATOR {
            display       "Real-time clock denominator"
            flavor        data
            default_value 100
            description   "
              This option selects the number of system clock 'ticks'
              per second.  This rate is sometimes known as the heartbeat rate."
        }
        cdl_option CYGNUM_HAL_RTC_PERIOD {
            display       "Real-time clock period"
            flavor        data
            calculated    { (((CYGHWR_HAL_POWERPC_BUS_SPEED*1000000)/4)/CYGNUM_HAL_RTC_DENOMINATOR) }
        }
    }
    
    cdl_component CYGBLD_GLOBAL_OPTIONS {
        display "Global build options"
        flavor  none
        description   "
	    Global build options including control over
	    compiler flags, linker flags and choice of toolchain."

        parent  CYGPKG_NONE

        cdl_option CYGBLD_GLOBAL_COMMAND_PREFIX {
            display "Global command prefix"
            flavor  data
            no_define
            default_value { "powerpc-eabi" }
            description "
                This option specifies the command prefix used when
                invoking the build tools."
        }