Subversion Repositories openrisc_me

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

#

#      hal_sh_sh7750_cq7750.cdl

#

#      CQ7750 board 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.

##

## 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

# Original data:  jskov

# Contributors:   Ryozaburo Suzuki

# Date:           1999-10-29

#

#####DESCRIPTIONEND####

#

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

cdl_package CYGPKG_HAL_SH_SH7750_CQ7750 {

    display       "CqREEK SH7750 board"

    parent        CYGPKG_HAL_SH

    requires      CYGPKG_HAL_SH_7750

    define_header hal_sh_sh7750_cq7750.h

    include_dir   cyg/hal

    description   "

        The cq HAL package provides the support needed to run

        eCos on a CqREEK SH7750 board."

    compile       hal_diag.c plf_misc.c

    implements    CYGINT_HAL_DEBUG_GDB_STUBS

    implements    CYGINT_HAL_DEBUG_GDB_STUBS_BREAK

    implements    CYGINT_HAL_VIRTUAL_VECTOR_SUPPORT

    implements    CYGINT_HAL_SH_PLF_BIGENDIAN_DEFAULT

    define_proc {

        puts $::cdl_system_header "#define CYGBLD_HAL_TARGET_H   "

        puts $::cdl_system_header "#define CYGBLD_HAL_PLATFORM_H "

        puts $::cdl_header "#define CYGNUM_HAL_SH_SH4_SCIF_PORTS 1"

        puts $::cdl_header "#define CYGHWR_HAL_VSR_TABLE 0x08000000"

        puts $::cdl_header "#define CYGHWR_HAL_VECTOR_TABLE 0x08000100"

    }

    cdl_component CYG_HAL_STARTUP {

        display       "Startup type"

        flavor        data

        legal_values  {"RAM" "ROM"}

        default_value {"RAM"}

        no_define

        define -file system.h CYG_HAL_STARTUP

        description   "

           When targetting the CQ7750 board it is possible to build

           the system for either RAM bootstrap or ROM bootstrap.

           RAM bootstrap generally requires that the board

           is equipped with ROMs containing a suitable ROM monitor or

           equivalent software that allows GDB to download the eCos

           application on to the board. The ROM bootstrap typically

           requires that the eCos application be blown into EPROMs or

           equivalent technology."

    }

    cdl_option CYGNUM_HAL_VIRTUAL_VECTOR_COMM_CHANNELS {

        display      "Number of communication channels on the board"

        flavor       data

        calculated   1

    }

    cdl_option CYGNUM_HAL_VIRTUAL_VECTOR_DEBUG_CHANNEL {

        display          "Debug serial port"

        flavor data

        legal_values     0 to CYGNUM_HAL_VIRTUAL_VECTOR_COMM_CHANNELS-1

        default_value    0

        description      "

           The CQ/7750 board has only one serial port. This option

           chooses which port will be used to connect to a host

           running GDB."

    }

    cdl_option CYGNUM_HAL_VIRTUAL_VECTOR_CONSOLE_CHANNEL {

        display          "Diagnostic serial port"

        flavor data

        legal_values     0 to CYGNUM_HAL_VIRTUAL_VECTOR_COMM_CHANNELS-1

        default_value    0

        description      "

           The CQ/7750 board has only one serial port.  This option

           chooses which port will be used for diagnostic output."

    }

    cdl_component CYGHWR_HAL_SH_PLF_CLOCK_SETTINGS {

        display          "SH on-chip platform clock controls"

        description      "

            The various clocks used by the system are derived from

            these options."

        flavor        none

        no_define

        cdl_option CYGHWR_HAL_SH_OOC_XTAL {

            display          "SH clock crystal"

            flavor           data

            legal_values     9000000 to 66000000

            default_value    33333333

            no_define

            description      "

                This option specifies the frequency of the crystal all

                other clocks are derived from."

        }

        cdl_option CYGHWR_HAL_SH_OOC_PLL_1 {

            display          "SH clock PLL circuit 1"

            flavor           data

            default_value    6

            legal_values     { 0 6 }

            description      "

                This selects the multiplication factor provided by

                PLL1."

        }

        cdl_option CYGHWR_HAL_SH_OOC_PLL_2 {

            display          "SH clock PLL circuit 2"

            flavor           data

            default_value    1

            legal_values     { 0 1 }

            description      "

                This selects the multiplication factor provided by

                PLL2. If PLL2 is disabled this option should

                be set to zero."

        }

        cdl_option CYGHWR_HAL_SH_OOC_DIVIDER_1 {

            display          "SH clock first clock divider"

            flavor           data

            legal_values     { 1 2 }

            default_value    1

            no_define

            description      "

                First stage clock divider according to the mode (MD0..2).

                Set 2 for mode 2 and 4, otherwise set 1."

        }

        cdl_option CYGHWR_HAL_SH_OOC_DIVIDER_IFC {

            display          "SH CPU clock divider"

            flavor           data

            default_value    1

            legal_values     { 1 2 3 4 6 8 }

            description      "

                This divider option affects the CPU clock."

        }

        cdl_option CYGHWR_HAL_SH_OOC_DIVIDER_BFC {

            display          "SH bus clock divider"

            flavor           data

            default_value    3

            legal_values     { 1 2 3 4 6 8 }

            description      "

                This divider option affects the bus clock."

        }

        cdl_option CYGHWR_HAL_SH_OOC_DIVIDER_PFC {

            display          "SH peripheral clock divider"

            flavor           data

            default_value    6

            legal_values     { 1 2 3 4 6 8 }

            description      "

                This divider option affects the peripheral clock."

        }

        cdl_option CYGHWR_HAL_SH_OOC_CLOCK_MODE {

            display          "SH clock mode"

            flavor           data

            default_value    5

            legal_values     { 0 1 2 3 4 5 }

            description      "

                This option must mirror the clock mode hardwired on

                the MD0-MD2 pins of the CPU in order to correctly

                initialize the FRQCR register."

        }

    }

    cdl_component CYGBLD_GLOBAL_OPTIONS {

        display "Global build options"

        flavor  none

        parent  CYGPKG_NONE

        description   "

            Global build options including control over

            compiler flags, linker flags and choice of toolchain."

        cdl_option CYGBLD_GLOBAL_COMMAND_PREFIX {

            display "Global command prefix"

            flavor  data

            no_define

            default_value { "sh-elf" }

            description "

                This option specifies the command prefix used when

                invoking the build tools."

        }

        # CPU flags should be -m4-nofpu

        cdl_option CYGBLD_GLOBAL_CFLAGS {

            display "Global compiler flags"

            flavor  data

            no_define

            default_value { CYGHWR_HAL_SH_BIGENDIAN ? "-mb -m3 -Wall -Wpointer-arith -Wstrict-prototypes -Winline -Wundef -Woverloaded-virtual -ggdb -O2 -ffunction-sections -fdata-sections -fno-rtti -fno-exceptions -fvtable-gc -finit-priority" : "-ml -m3 -Wall -Wpointer-arith -Wstrict-prototypes -Winline -Wundef -Woverloaded-virtual -ggdb -O2 -ffunction-sections -fdata-sections -fno-rtti -fno-exceptions -fvtable-gc -finit-priority" }

            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 { CYGHWR_HAL_SH_BIGENDIAN ? "-mb -m3 -ggdb -nostdlib -Wl,--gc-sections -Wl,-static" : "-ml -m3 -ggdb -nostdlib -Wl,--gc-sections -Wl,-static" }

            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) -O binary $< $@

            }

        }

    }

    cdl_component CYGHWR_MEMORY_LAYOUT {

        display "Memory layout"

        flavor data

        no_define

        calculated { CYG_HAL_STARTUP == "RAM" ? "sh_sh7750_cq7750_ram" : \

                                                "sh_sh7750_cq7750_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_USE_ROM_MONITOR {

        display       "Work with a ROM monitor"

        flavor        booldata

        legal_values  { "GDB_stubs" }

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

        requires      { CYG_HAL_STARTUP == "RAM" }

        parent        CYGPKG_HAL_ROM_MONITOR

        requires      !CYGDBG_HAL_DEBUG_GDB_INCLUDE_STUBS

        description   "

            Support can be enabled for boot ROMs or ROM monitors which contain

            GDB stubs. This support changes various eCos semantics such as

            the encoding of diagnostic output, and the overriding of hardware

            interrupt vectors."

    }

    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_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."

        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."

            make -priority 325 {

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

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

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

                $(OBJCOPY) -O binary $< $@

            }

        }

    }

}