hal_coldfire_m5272c3.cdl

开放源码实时操作系统源码.

    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    0
        description      "
           This option chooses which port will be used for diagnostic output."
    }

    cdl_option CYGNUM_HAL_VIRTUAL_VECTOR_CONSOLE_CHANNEL_BAUD {
       display          "Diagnostic serial port baud rate"
       active_if        CYGPRI_HAL_VIRTUAL_VECTOR_CONSOLE_CHANNEL_CONFIGURABLE
       flavor           data
       legal_values     9600 19200 38400 57600 115200
       default_value    19200

       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."
    }

    # Real-time clock/counter specifics
    cdl_component CYGNUM_HAL_RTC_CONSTANTS {
        display       "Real-time clock constants."
        flavor        none

        description   "Set the periodic timer on the MCF5272 to 10 ms or
                    10000000 ns."

        cdl_option CYGNUM_HAL_RTC_NUMERATOR {
            display       "Real-time clock numerator"
            flavor        data
            default_value 1000000000
        }
        cdl_option CYGNUM_HAL_RTC_DENOMINATOR {
            display       "Real-time clock denominator"
            flavor        data
            default_value 100
        }
        cdl_option CYGNUM_HAL_RTC_PERIOD {
            display       "Real-time clock period"
            flavor        data
            default_value 4125
            description   "
                The default value is calculated as: 
                10 ms / ((1 / (66 MHz)) * 16 * 10)."
        }
    }

    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 { "m68k-elf" }

            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 { "-m5206e -malign-int -Wall -Wpointer-arith -Wstrict-prototypes -Winline -Wundef -Woverloaded-virtual -g -ffunction-sections -fdata-sections -fno-rtti -fno-exceptions -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 { "-m5206e -g -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" || CYG_HAL_STARTUP == "ROMRAM" }
            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
                            take 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 {
                <PREFIX>/bin/gdb_module.srec : <PREFIX>/bin/gdb_module.img
                $(OBJCOPY) -S -O srec $< $@
            }
        }
    }

    cdl_component CYGHWR_MEMORY_LAYOUT {
        display "Memory layout"
        flavor data
        no_define
        calculated { (CYG_HAL_STARTUP == "RAM") ? "coldfire_m5272c3_ram" : \
                     (CYG_HAL_STARTUP == "ROMRAM") ? "coldfire_m5272c3_romram" : \
                                            "coldfire_m5272c3_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") ? "<pkgconf/mlt_coldfire_m5272c3_ram.ldi>" : \
                         (CYG_HAL_STARTUP == "ROMRAM") ? "<pkgconf/mlt_coldfire_m5272c3_romram.ldi>" : \
                                                    "<pkgconf/mlt_coldfire_m5272c3_rom.ldi>" }
        }

        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") ? "<pkgconf/mlt_coldfire_m5272c3_ram.h>" : \
                         (CYG_HAL_STARTUP == "ROMRAM") ? "<pkgconf/mlt_coldfire_m5272c3_romram.h>" : \
                                                    "<pkgconf/mlt_coldfire_m5272c3_rom.h>" }
        }
    }

    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

        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" || CYG_HAL_STARTUP == "ROMRAM" }

        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."
    }
}