Subversion Repositories openrisc

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

#

#      hal_arm_xscale_xsengine.cdl

#

#      Exys XSEngine platform HAL package configuration data

#

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

## ####ECOSGPLCOPYRIGHTBEGIN####

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

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

## Copyright (C) 1998, 1999, 2000, 2001, 2002, 2005, 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):      msalter

# Contributors:   hmt, gary thomas

# Date:           2001-12-03

#

#####DESCRIPTIONEND####

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

cdl_package CYGPKG_HAL_ARM_XSCALE_XSENGINE {

    display       "Exys XSEngine"

    parent        CYGPKG_HAL_ARM_XSCALE_PXA2X0

    hardware

    include_dir   cyg/hal

    define_header hal_arm_xscale_xsengine.h

    description   "

        This HAL platform package provides

        support for the Exys XSEngine CPU board."

    compile       xsengine_misc.c

    implements    CYGINT_HAL_DEBUG_GDB_STUBS

    implements    CYGINT_HAL_DEBUG_GDB_STUBS_BREAK

    implements    CYGINT_HAL_VIRTUAL_VECTOR_SUPPORT

    implements    CYGINT_HAL_VIRTUAL_VECTOR_COMM_BAUD_SUPPORT

    implements    CYGHWR_HAL_ARM_PXA2X0_FFUART

    implements    CYGHWR_HAL_ARM_PXA2X0_BTUART

    define_proc {

        puts $::cdl_system_header "#define CYGBLD_HAL_TARGET_H   "

        puts $::cdl_system_header "#define CYGBLD_HAL_VARIANT_H  "

        puts $::cdl_system_header "#define CYGBLD_HAL_PLATFORM_H "

        puts $::cdl_header "#define HAL_PLATFORM_CPU    \"XScale PXA255\""

        puts $::cdl_header "#define HAL_PLATFORM_BOARD  \"Exys XSEngine\""

        puts $::cdl_header "#define HAL_PLATFORM_EXTRA  \"\""

        puts $::cdl_header "#define HAL_PLATFORM_MACHINE_TYPE  532"

        puts $::cdl_header "#define CYGHWR_REDBOOT_ARM_TRAMPOLINE_ADDRESS 0x00001f00"

    }

    cdl_component CYG_HAL_STARTUP {

        display       "Startup type"

        flavor        data

        default_value {"RAM"}

        legal_values  {"RAM" "ROM"}

        no_define

        define -file system.h CYG_HAL_STARTUP

        description   "

           When targeting the xsengine eval board it is possible to build

           the system for either RAM bootstrap or ROM bootstrap(s). Select

           'RAM' when building programs to load into RAM using onboard

           debug software such as Angel or eCos GDB stubs.  Select 'ROM'

           when building a stand-alone application which will be put

           into ROM."

    }

    cdl_option CYGNUM_HAL_VIRTUAL_VECTOR_CONSOLE_CHANNEL_BAUD {

        display       "Diagnostic serial port baud rate"

        flavor        data

        legal_values  9600 19200 38400 57600 115200

        default_value 115200 ;

        description   "

            This option selects the baud rate used for the diagnostic port.

            Note: this should match the value chosen for the GDB port if the

            diagnostic and GDB port are the same."

    }

    cdl_option CYGNUM_HAL_VIRTUAL_VECTOR_DEBUG_CHANNEL_BAUD {

        display       "GDB serial port baud rate"

        flavor        data

        legal_values  9600 19200 38400 57600 115200

        default_value 115200 ;

        description   "

            This option selects the baud rate used for the diagnostic port.

            Note: this should match the value chosen for the GDB port if the

            diagnostic and GDB port are the same."

    }

    cdl_option CYGNUM_HAL_VIRTUAL_VECTOR_COMM_CHANNELS {

        display      "Number of communication channels on the board"

        flavor       data

        calculated   2

        description "

            FFUART and BTUART are the serial ports on the board."

    }

    cdl_option CYGNUM_HAL_VIRTUAL_VECTOR_DEBUG_CHANNEL {

        display          "Debug serial port"

        active_if        CYGPRI_HAL_VIRTUAL_VECTOR_DEBUG_CHANNEL_CONFIGURABLE

        flavor data

        legal_values     0 to CYGNUM_HAL_VIRTUAL_VECTOR_COMM_CHANNELS-1

        default_value    0

        description      "

            The XSEngine has two serial ports."

    }

    cdl_option CYGNUM_HAL_VIRTUAL_VECTOR_CONSOLE_CHANNEL_DEFAULT {

        display      "Default console channel."

        flavor       data

        legal_values     0 to CYGNUM_HAL_VIRTUAL_VECTOR_COMM_CHANNELS-1

        calculated   0

    }

    cdl_option CYGNUM_HAL_VIRTUAL_VECTOR_CONSOLE_CHANNEL {

        display          "Diagnostic serial port"

        active_if        CYGPRI_HAL_VIRTUAL_VECTOR_CONSOLE_CHANNEL_CONFIGURABLE

        flavor data

        legal_values     0 to CYGNUM_HAL_VIRTUAL_VECTOR_COMM_CHANNELS-1

        default_value    CYGNUM_HAL_VIRTUAL_VECTOR_CONSOLE_CHANNEL_DEFAULT

        description      "

            The XSEngine has only two serial ports."

    }

    cdl_component CYGBLD_GLOBAL_OPTIONS {

        display "Global build options"

        flavor  none

        no_define

        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 { "arm-eabi"}

            description "

                This option specifies the command prefix used when

                invoking the build tools."

        }

        cdl_option CYGBLD_GLOBAL_CFLAGS {

            display "Global compiler flags"

            flavor  data

            no_define

            default_value { CYGBLD_GLOBAL_WARNFLAGS . CYGBLD_ARCH_CFLAGS .

                            "-mcpu=xscale -g -O2 -ffunction-sections -fdata-sections -fno-rtti -fno-exceptions -mapcs-frame -fno-builtin" }

            description   "

                This option controls the global compiler flags which are used to

                compile all packages by default. Individual packages may define

                options which override these global flags."

        }

        cdl_option CYGBLD_GLOBAL_LDFLAGS {

            display "Global linker flags"

            flavor  data

            no_define

            default_value { CYGBLD_ARCH_LDFLAGS . "-mcpu=xscale -Wl,--gc-sections -Wl,-static -g -O2 -nostdlib" }

            description   "

                This option controls the global linker flags. Individual

                packages may define options which override these global flags."

        }

        cdl_option CYGBLD_BUILD_GDB_STUBS {

            display "Build GDB stub ROM image"

            default_value 0

            requires { CYG_HAL_STARTUP == "ROM" }

            requires CYGSEM_HAL_ROM_MONITOR

            requires CYGBLD_BUILD_COMMON_GDB_STUBS

            requires CYGDBG_HAL_DEBUG_GDB_INCLUDE_STUBS

            requires CYGDBG_HAL_DEBUG_GDB_BREAK_SUPPORT

            requires CYGDBG_HAL_DEBUG_GDB_THREAD_SUPPORT

            requires ! CYGDBG_HAL_COMMON_INTERRUPTS_SAVE_MINIMUM_CONTEXT

            requires ! CYGDBG_HAL_COMMON_CONTEXT_SAVE_MINIMUM

            no_define

            description "

                This option enables the building of the GDB stubs for the

                board. The common HAL controls takes care of most of the

                build process, but the final conversion from ELF image to

                binary data is handled by the platform CDL, allowing

                relocation of the data if necessary."

            make -priority 320 {

                /bin/gdb_module.bin : /bin/gdb_module.img

                $(OBJCOPY) --remove-section=.fixed_vectors -O binary $< $@

            }

        }

    }

    cdl_component CYGPKG_HAL_ARM_XSCALE_XSENGINE_OPTIONS {

        display "Exys XSEngine build options"

        flavor  none

        no_define

        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_HAL_ARM_XSCALE_XSENGINE_CFLAGS_ADD {

            display "Additional compiler flags"

            flavor  data

            no_define

            default_value { "" }

            description   "

                This option modifies the set of compiler flags for

                building the XScale XSEngine HAL. These flags are used

                in addition to the set of global flags."

        }

        cdl_option CYGPKG_HAL_ARM_XSCALE_XSENGINE_CFLAGS_REMOVE {

            display "Suppressed compiler flags"

            flavor  data

            no_define

            default_value { "" }

            description   "

                This option modifies the set of compiler flags for

                building the XScale XSEngine HAL. These flags are

                removed from the set of global flags if present."

        }

        cdl_option CYGNUM_HAL_BREAKPOINT_LIST_SIZE {

            display       "Number of breakpoints supported by the HAL."

            flavor        data

            default_value 32

            description   "

                This option determines the number of breakpoints

                supported by the HAL."

        }

    }

    cdl_component CYGHWR_MEMORY_LAYOUT {

        display "Memory layout"

        flavor data

        no_define

        calculated { CYG_HAL_STARTUP == "RAM" ? "arm_xscale_xsengine_ram" : \

                     "arm_xscale_xsengine_rom"  }

        cdl_option CYGHWR_MEMORY_LAYOUT_LDI {

            display "Memory layout linker script fragment"

            flavor data

            no_define

            define -file system.h CYGHWR_MEMORY_LAYOUT_LDI

            calculated { CYG_HAL_STARTUP == "RAM" ? \

                         "" : \

                         "" }

        }

        cdl_option CYGHWR_MEMORY_LAYOUT_H {

            display "Memory layout header file"

            flavor data

            no_define

            define -file system.h CYGHWR_MEMORY_LAYOUT_H

            calculated { CYG_HAL_STARTUP == "RAM" ? \

                         "" : \

                         "" }

        }

    }

    cdl_option CYGSEM_HAL_ROM_MONITOR {

        display       "Behave as a ROM monitor"

        flavor        bool

        default_value 0

        parent        CYGPKG_HAL_ROM_MONITOR

        requires      { CYG_HAL_STARTUP == "ROM"}

        description   "

            Enable this option if this program is to be used as a ROM monitor,

            i.e. applications will be loaded into RAM on the board, and this

            ROM monitor may process exceptions or interrupts generated from the

            application. This enables features such as utilizing a separate

            interrupt stack when exceptions are generated."

    }

    cdl_option CYGSEM_HAL_USE_ROM_MONITOR {

         display       "Work with a ROM monitor"

         flavor        booldata

         legal_values  { "Generic" "GDB_stubs" }

         default_value { CYG_HAL_STARTUP == "RAM" ? "GDB_stubs" : 0 }

         parent        CYGPKG_HAL_ROM_MONITOR

         requires      { CYG_HAL_STARTUP == "RAM" }

         description   "

             Support can be enabled for different varieties of ROM monitor.

             This support changes various eCos semantics such as the encoding

             of diagnostic output, or the overriding of hardware interrupt

             vectors.

             Firstly there is \"Generic\" support which prevents the HAL

             from overriding the hardware vectors that it does not use, to

             instead allow an installed ROM monitor to handle them. This is

             the most basic support which is likely to be common to most

             implementations of ROM monitor.

             \"GDB_stubs\" provides support when GDB stubs are included in

             the ROM monitor or boot ROM."

     }

    cdl_component CYGPKG_REDBOOT_HAL_OPTIONS {

        display       "Redboot HAL options"

        flavor        none

        no_define

        parent        CYGPKG_REDBOOT

        active_if     CYGPKG_REDBOOT

        description   "

            This option lists the target's requirements for a valid Redboot

            configuration."

        # compile -library=libextras.a redboot_cmds.c

        cdl_option CYGBLD_BUILD_REDBOOT_BIN {

            display       "Build Redboot ROM binary image"

            active_if     CYGBLD_BUILD_REDBOOT

            default_value 1

            no_define

            description "This option enables the conversion of the Redboot ELF

                         image to a binary image suitable for ROM programming."

        # compile -library=libextras.a redboot_cmds.c

        make -priority 325 {

                /bin/redboot.bin : /bin/redboot.elf

                $(OBJCOPY) --strip-debug $< $(@:.bin=.img)

                $(OBJCOPY) -O srec $< $(@:.bin=.srec)

                $(OBJCOPY) -O binary $< $@

            }

        }

    }

}