hal_arm_xscale_pxa2x0.cdl

开放源码实时操作系统源码.

# ====================================================================
#
#      hal_arm_xscale_pxa2x0.cdl
#
#      Intel PXA2X0 architectural HAL package configuration data
#
# ====================================================================
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# ====================================================================
######DESCRIPTIONBEGIN####
#
# Author(s):      <[e-mail]>
# Date:           2003-01-06
#
#####DESCRIPTIONEND####
#
# ====================================================================

cdl_package CYGPKG_HAL_ARM_XSCALE_PXA2X0 {
    display       "ARM PXA2X0 architecture"
    parent        CYGPKG_HAL_ARM
    hardware
    include_dir   cyg/hal
    define_header hal_arm_xscale_pxa2x0.h
    description   "
        This HAL variant package provides generic
        support for the Intel PXA2x0 processors. It is also
        necessary to select a specific target platform HAL
        package."

    implements    CYGINT_HAL_ARM_ARCH_PXA2X0
    implements    CYGINT_HAL_VIRTUAL_VECTOR_COMM_BAUD_SUPPORT

	define_proc {
		puts $::cdl_header "#define CYGBLD_HAL_VAR_INTS_H <cyg/hal/hal_var_ints.h>"
		puts $::cdl_header "#define CYGBLD_HAL_VAR_H <cyg/hal/hal_pxa2x0.h>"
		puts $::cdl_system_header "#define CYGBLD_HAL_ARM_VAR_IO_H"
	}

    cdl_option CYGOPT_HAL_ARM_XSCALE_PXA2X0_VARIANT {
        display         "PXA2XX processor model"
        description     "
                This option selects the variant of the PXA2XX family (PXA25x
                or PXA27x) to support."
        flavor          data
        legal_values  { "PXA25X" "PXA27X" }
        default_value { "PXA25X" }
    }
	
    compile       pxa2x0_misc.c
    
	# Real-time clock/counter specifics
	cdl_component CYGNUM_HAL_RTC_CONSTANTS {
		display       "Real-time clock constants"
		flavor        none
		no_define
    
		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
			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 period"
			flavor        data
			default_value (3686400/CYGNUM_HAL_RTC_DENOMINATOR)
		}
    }
    
	# UART
	cdl_interface CYGHWR_HAL_ARM_PXA2X0_FFUART {
		display   "FFUART available as diagnostic/debug channel"
		description "
			The PXA2X0 chip has multiple serial channels which may be
			used for different things on different platforms.  This
			interface allows a platform to indicate that the specified
			serial port can be used as a diagnostic and/or debug channel."
	}
	
	cdl_interface CYGHWR_HAL_ARM_PXA2X0_BTUART {
		display   "BTUART available as diagnostic/debug channel"
		description "
			The PXA2X0 chip has multiple serial channels which may be
			used for different things on different platforms.  This
			interface allows a platform to indicate that the specified
			serial port can be used as a diagnostic and/or debug channel."
	}

	cdl_interface CYGHWR_HAL_ARM_PXA2X0_STUART {
		display   "STUART available as diagnostic/debug channel"
		description "
			The PXA2X0 chip has multiple serial channels which may be
			used for different things on different platforms.  This
			interface allows a platform to indicate that the specified
			serial port can be used as a diagnostic and/or debug channel."
	}

    cdl_option CYGBLD_BUILD_HAL_ARM_XSCALE_PXA2X0_SERIAL_DIAG {
        display     "Include support for PXA2X0 serial diagnostic/debug channels"
        default_value { CYGHWR_HAL_ARM_PXA2X0_FFUART
                      || CYGHWR_HAL_ARM_PXA2X0_BTUART
                      || CYGHWR_HAL_ARM_PXA2X0_STUART }

        compile     hal_diag.c
    }
}