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#      hal_mn10300_am33.cdl

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#      MN10300/AM33 variant architectural HAL package configuration data

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

######DESCRIPTIONBEGIN####

#

# Author(s):      jskov

# Original data:  nickg

# Contributors:   dmoseley

# Date:           1999-11-02

#

#####DESCRIPTIONEND####

#

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cdl_package CYGPKG_HAL_MN10300_AM33 {

    display "MN10300 AM33 variant"

    parent        CYGPKG_HAL_MN10300

    implements    CYGINT_HAL_MN10300_VARIANT

    implements    CYGINT_HAL_VIRTUAL_VECTOR_SUPPORT

    implements    CYGINT_HAL_VIRTUAL_VECTOR_COMM_BAUD_SUPPORT

    hardware

    include_dir   cyg/hal

    define_header hal_mn10300_am33.h

    description   "

           The MN10300 AM33 variant HAL package provides generic

           support for this processor architecture. It is also

           necessary to select a specific target platform HAL

           package."

    cdl_option CYGHWR_HAL_MN10300_AM33_REVISION {

        display       "AM33 architecture revision"

        flavor        data

        if {1} {

                legal_values  {1 2}

                default_value {1}

        } else {

        calculated {1}

        }

        description   "

            The AM33 architecture revision."

    }

    define_proc {

        puts $::cdl_header "#include "

    }

    compile       var_misc.c variant.S am33_serial.c

    cdl_option CYGHWR_HAL_MN10300_PROCESSOR_OSC {

        display       "Processor Oscillator input"

        flavor        data

        legal_values  16666667 to 33333333

        default_value { CYGHWR_HAL_MN10300_PROCESSOR_OSC_DEFAULT ?

                        CYGHWR_HAL_MN10300_PROCESSOR_OSC_DEFAULT : 25000000}

        description   "

           The MN10300 processor can run at various frequencies. These

           values are expressed in Hz.  Note that there are several

           steppings of the MN10300 rated to run at different maximum

           frequencies.  Check the specs to make sure that your

           particular processor can run at the rate you select here."

    }

    # Real-time clock/counter specifics

    cdl_component CYGNUM_HAL_RTC_CONSTANTS {

        display       "Real-time clock constants."

        description   "

            The NUMERATOR divided by the DENOMINATOR gives the number of

            nanoseconds per tick. The PERIOD is the divider to be programmed

            into a hardware timer that is driven from an appropriate hardware

            clock, such that the timer overflows once per tick (normally

            generating a CPU interrupt to mark the end of a tick). The tick

            rate is typically 100Hz.

            The clock is generated with onboard 16-bit timers TM4 and TM5

            cascaded together to form a 32-bit timer."

        flavor none

        cdl_option CYGHWR_HAL_MN10300_IOCLK_SPEED {

            display          "Processor I/O clock speed (Hz)"

            flavor           data

            calculated       CYGHWR_HAL_MN10300_PROCESSOR_OSC

            description      "

                The processor I/O clock speed, from which onboard timers can

                draw their sources."

        }

        cdl_option CYGNUM_HAL_RTC_NUMERATOR {

            display       "Real-time clock numerator"

            flavor        data

            calculated    (1000 * 1000 * 1000)

        }

        cdl_option CYGNUM_HAL_RTC_DENOMINATOR {

            display       "Real-time clock denominator"

            flavor        data

            calculated    100

            description   "

              This option selects the heartbeat rate for the real-time clock.

              The rate is specified in ticks per second.  Change this value

              with caution - too high and your system will become saturated

              just handling clock interrupts, too low and some operations

              such as thread scheduling may become sluggish."

        }

        cdl_option CYGNUM_HAL_RTC_PERIOD {

            display       "Real-time clock divisor"

            flavor        data

            calculated    (CYGHWR_HAL_MN10300_IOCLK_SPEED / CYGNUM_HAL_RTC_DENOMINATOR)

        }

    }

    cdl_option CYGHWR_HAL_MN10300_VSR_TABLE_BASE {

        display       "AM33 VSR table base address"

        flavor        data

        calculated    { CYGHWR_HAL_MN10300_PLATFORM_VSR_TABLE_BASE ?

                        CYGHWR_HAL_MN10300_PLATFORM_VSR_TABLE_BASE : \

                        (CYGHWR_HAL_MN10300_AM33_REVISION > 1) ? 0x90000000 : 0x50000100 }

        description   "

            Base address of the VSR table."

    }

    cdl_option CYGHWR_HAL_MN10300_VV_TABLE_BASE {

        display       "AM33 Virtual Vectors table base address"

        flavor        data

        calculated    { CYGHWR_HAL_MN10300_PLATFORM_VV_TABLE_BASE ?

                        CYGHWR_HAL_MN10300_PLATFORM_VV_TABLE_BASE : \

                        CYGHWR_HAL_MN10300_PLATFORM_VSR_TABLE_BASE + 0x100 }

        description   "

            Base address of the virtual vectors table."

    }

    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_AM33_SERIAL_CHANNELS {

        display      "Number of AM33 serial ports used on the board"

        flavor       data

        calculated   { (CYGSEM_HAL_AM33_PLF_USES_SERIAL0 && CYGSEM_HAL_AM33_PLF_USES_SERIAL1) ? 2 : \

                       (CYGSEM_HAL_AM33_PLF_USES_SERIAL0 || CYGSEM_HAL_AM33_PLF_USES_SERIAL1) ? 1 : \

    }

    cdl_option CYGNUM_HAL_VIRTUAL_VECTOR_COMM_CHANNELS {

        display      "Number of communication channels on the board"

        flavor       data

        calculated   { CYGNUM_HAL_AM33_SERIAL_CHANNELS + \

                       CYGNUM_HAL_AM33_PLF_SERIAL_CHANNELS }

    }

    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      "

            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"

         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 AM33 board has two serial ports.  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"

        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       "Debug 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 GDB port."

    }

    make {

        /lib/target.ld: /src/mn10300_am33.ld

        $(CC) -E -P -Wp,-MD,target.tmp -DEXTRAS=1 -xc $(INCLUDE_PATH) $(CFLAGS) -o $@ $<

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

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

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

        @rm target.tmp

    }

    cdl_option CYGBLD_LINKER_SCRIPT {

        display "Linker script"

        flavor data

        no_define

        calculated  { "src/mn10300_am33.ld" }

    }

    cdl_option CYGSEM_HAL_UNCACHED_FLASH_ACCESS {

        display       "Caching needn't be disabled to access flash"

        flavor        bool

        default_value 0

        description   "

            Enable this option if the hardware is able to program the flash

            without turning off CPU data caching."

    }

    cdl_component CYGPKG_REDBOOT_MN10300_AM33_OPTIONS {

        display       "Redboot for AM33 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_component CYGPKG_REDBOOT_AM33_LINUX_EXEC {

            display        "Provide the exec command in RedBoot"

            flavor         none

            parent         CYGPKG_REDBOOT_MN10300_AM33_OPTIONS

            active_if      CYGBLD_BUILD_REDBOOT_WITH_EXEC

            description    "

                This option contains requirements for booting linux

                from RedBoot. The component is enabled/disabled from

                RedBoots CDL."

            compile -library=libextras.a redboot_linux_exec.c

            cdl_option CYGHWR_REDBOOT_AM33_LINUX_CMD_ADDRESS {

                display       "Base address of linux kernel command line"

                flavor        data

                default_value 0x8C001000

                description   "

                   This is the base address of the area of memory used to

                   pass a command line to the Linux kernel. This should be

                   chosen to avoid overlap with the kernel and any ramdisk

                   image."

            }

        }

    }

}