Subversion Repositories openrisc

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

#

#      hal_powerpc_mpc8xx.cdl

#

#      PowerPC/MPC8xx variant architectural 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) 2002 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):      jskov

# Contributors:   gthomas

# Date:           2000-02-04

#

#####DESCRIPTIONEND####

#

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

cdl_package CYGPKG_HAL_POWERPC_MPC8xx {

    display       "PowerPC 8xx variant HAL"

    parent        CYGPKG_HAL_POWERPC

    hardware

    include_dir   cyg/hal

    define_header hal_powerpc_mpc8xx.h

    description   "

           The PowerPC 8xx variant HAL package provides generic support

           for this processor variant. It is also necessary to

           select a specific target platform HAL package."

    implements CYGINT_PROFILE_HAL_TIMER

    cdl_interface CYGINT_HAL_USE_ROM_MONITOR_UNSUPPORTED {

        display       "ROM monitor configuration is unsupported"

        no_define

    }

    cdl_option CYGSEM_HAL_USE_ROM_MONITOR {

        display       "Work with a ROM monitor"

        flavor        bool

        default_value { (CYG_HAL_STARTUP == "RAM" &&

                        !CYGDBG_HAL_DEBUG_GDB_INCLUDE_STUBS &&

                        !CYGINT_HAL_USE_ROM_MONITOR_UNSUPPORTED &&

                        !CYGSEM_HAL_POWERPC_COPY_VECTORS) ? 1 : 0 }

        parent        CYGPKG_HAL_ROM_MONITOR

        requires      { CYG_HAL_STARTUP == "RAM" }

        requires      ! CYGSEM_HAL_POWERPC_COPY_VECTORS

        requires      ! CYGDBG_HAL_DEBUG_GDB_INCLUDE_STUBS

        requires      ! CYGINT_HAL_USE_ROM_MONITOR_UNSUPPORTED

        description   "

            Allow coexistence with ROM monitor (CygMon or GDB stubs) by

            only initializing interrupt vectors on startup, thus leaving

            exception handling to the ROM monitor."

    }

    # FIXME: the option above should be adjusted to select between monitor

    #        variants

    cdl_option CYGSEM_HAL_USE_ROM_MONITOR_GDB_stubs {

        display "Bad CDL workaround"

        calculated 1

        active_if CYGSEM_HAL_USE_ROM_MONITOR

    }

    # Note: This should be sub-variant specific to reduce memory use.

    define_proc {

        puts $cdl_header "#define CYGHWR_HAL_VSR_TABLE (CYGHWR_HAL_POWERPC_VECTOR_BASE + 0x3000)"

        puts $cdl_header "#define CYGHWR_HAL_VIRTUAL_VECTOR_TABLE (CYGHWR_HAL_VSR_TABLE + 0x200)"

        puts $::cdl_header "#define CYGPRI_KERNEL_TESTS_DHRYSTONE_PASSES 250000"

    }

    cdl_component CYGPKG_HAL_POWERPC_MPC823 {

        display       "PowerPC 823 microprocessor"

        implements    CYGINT_HAL_POWERPC_VARIANT

        description "

            The PowerPC 823 microprocessor. This is an embedded part that in

            addition to the PowerPC processor core has built in peripherals

            such as memory controllers, DMA controllers, serial ports and

            timers/counters."

    }

    cdl_component CYGPKG_HAL_POWERPC_MPC850 {

        display       "PowerPC 850 microprocessor"

        implements    CYGINT_HAL_POWERPC_VARIANT

        description "

            The PowerPC 850 microprocessor. This is an embedded part that in

            addition to the PowerPC processor core has built in peripherals

            such as memory controllers, DMA controllers, serial ports and

            timers/counters."

    }

    cdl_component CYGPKG_HAL_POWERPC_MPC860 {

        display       "PowerPC 860 microprocessor"

        default_value 1

        implements    CYGINT_HAL_POWERPC_VARIANT

        description "

            The PowerPC 860 microprocessor. This is an embedded part that in

            addition to the PowerPC processor core has built in peripherals

            such as memory controllers, DMA controllers, serial ports and

            timers/counters."

        cdl_option CYGHWR_HAL_POWERPC_FPU {

            display    "Variant FPU support"

            calculated 0

        }

        cdl_option CYGPKG_HAL_POWERPC_MSBFIRST {

            display    "CPU Variant big-endian"

            calculated 1

        }

        cdl_component CYGSEM_HAL_POWERPC_MPC860_CPM_ENABLE {

            display       "Enable CPM interrupts"

            default_value 1

            description   "

                This option causes the CPM interrupt arbiter to be attached

                at startup, and CPM interrupts are enabled. Enabling CPM

                level interrupt arbitration and handling must still be

                done by the application code. See intr0.c test for an

                example."

            cdl_option CYGHWR_HAL_POWERPC_MPC860_CPM_LVL {

                display       "CPM interrupt level on the SIU"

                flavor        data

                legal_values  0 to 7

                default_value 7

                description   "

                    This option selects which SIU level the CPM interrupts

                    should be routed to."

            }

        }

    }

    define_proc {

        puts $::cdl_header "#include "

    }

    compile       var_intr.c var_misc.c variant.S

    cdl_option CYGPKG_HAL_POWERPC_MPC8xx_TESTS {

        display "PowerPC MPC8xx tests"

        flavor  data

        no_define

        calculated { "tests/intr0" }

        description   "

            This option specifies the set of tests for the PowerPC MPC8xx HAL."

    }

    cdl_option CYGBLD_BUILD_VERSION_TOOL {

        display "Build MPC8xx version dump tool"

        default_value 0

        requires { CYG_HAL_STARTUP == "RAM" }

        no_define

        description "This option enables the building of a tool which will print the version identifiers of the CPU."

        make -priority 320 {

            /bin/mpc8xxrev : /src/mpc8xxrev.c

            @sh -c "mkdir -p src $(dir $@)"

            $(CC) -c $(INCLUDE_PATH) -Wp,-MD,deps.tmp -I$(dir $<) $(CFLAGS) -o src/mpc8xxrev.o $<

            @echo $@ ": \\" > $(notdir $@).deps

            @echo $(wildcard $(PREFIX)/lib/*) " \\" >> $(notdir $@).deps

            @tail +2 deps.tmp >> $(notdir $@).deps

            @echo >> $(notdir $@).deps

            @rm deps.tmp

            $(CC) $(LDFLAGS) -L$(PREFIX)/lib -Ttarget.ld -o $@ src/mpc8xxrev.o

        }

    }

}