hal_arm_sa2sim.cdl

Intel XScale PXA255 引导Linux的Redboot 版bootloader源代码！

# ====================================================================
#
#      hal_arm_sa2sim.cdl
#
#      Intel StrongARM II Simulator HAL package configuration data
#      (sim is called "CASSA2"; architecture is called "Coyanosa")
#
# ====================================================================
#####COPYRIGHTBEGIN####
#                                                                          
# -------------------------------------------                              
# The contents of this file are subject to the Red Hat eCos Public License 
# Version 1.1 (the "License"); you may not use this file except in         
# compliance with the License.  You may obtain a copy of the License at    
# http://www.redhat.com/                                                   
#                                                                          
# Software distributed under the License is distributed on an "AS IS"      
# basis, WITHOUT WARRANTY OF ANY KIND, either express or implied.  See the 
# License for the specific language governing rights and limitations under 
# the License.                                                             
#                                                                          
# The Original Code is eCos - Embedded Configurable Operating System,      
# released September 30, 1998.                                             
#                                                                          
# The Initial Developer of the Original Code is Red Hat.                   
# Portions created by Red Hat are                                          
# Copyright (C) 1998, 1999, 2000 Red Hat, Inc.                             
# All Rights Reserved.                                                     
# -------------------------------------------                              
#                                                                          
#####COPYRIGHTEND####
# ====================================================================
######DESCRIPTIONBEGIN####
#
# Author(s):      hmt
# Contributors:
# Date:         2000-02-14
#
#####DESCRIPTIONEND####
#
# ====================================================================
cdl_package CYGPKG_HAL_ARM_SA2SIM {
    display       "Intel StrongARM II simulator"
    parent        CYGPKG_HAL_ARM
    define_header hal_arm_sa2sim.h
    include_dir   cyg/hal
    hardware
    description   "
	The sa2sim package provides support for
	eCos on an Intel StrongARM II (Coyanosa) simulator, specifically
	the CASSA2 Cycle-Accurate Simulator for StrongARM 2."


    compile hal_diag.c sa2sim_misc.c

    implements CYGINT_HAL_DEBUG_GDB_CTRLC_UNSUPPORTED

    define_proc {
        puts $::cdl_system_header "#define CYGBLD_HAL_TARGET_H   <pkgconf/hal_arm.h>"
        puts $::cdl_system_header "#define CYGBLD_HAL_PLATFORM_H <pkgconf/hal_arm_sa2sim.h>"
    }

    make -priority 400 {
        <PREFIX>/etc/bangirq.pil: <PACKAGE>/simcfg/bangirq.pil
        @sh -c "mkdir -p $(dir $@)"
        @install -c -m 0644 $< $@
    }

    make -priority 400 {
        <PREFIX>/etc/bangfiq.pil: <PACKAGE>/simcfg/bangfiq.pil
        @sh -c "mkdir -p $(dir $@)"
        @install -c -m 0644 $< $@
    }

    make -priority 400 {
        <PREFIX>/etc/conf.hdl: <PACKAGE>/simcfg/conf.hdl
        @sh -c "mkdir -p $(dir $@)"
        @install -c -m 0644 $< $@
    }

    make -priority 400 {
        <PREFIX>/etc/cpu.pil: <PACKAGE>/simcfg/cpu.pil
        @sh -c "mkdir -p $(dir $@)"
        @install -c -m 0644 $< $@
    }

    make -priority 400 {
        <PREFIX>/bin/sa2sim-run: <PACKAGE>/simcfg/sa2sim-run
        @sh -c "mkdir -p $(dir $@)"
        @install -c -m 0755 $< $@
    }

    make -priority 400 {
        <PREFIX>/bin/lilmon.elf: <PACKAGE>/lilmon/lilmon.s <PACKAGE>/lilmon/lilmon.lnk
        @sh -c "mkdir -p $(dir $@)"
        $(CC) $(LDFLAGS) -L $(dir $<) -Tlilmon.lnk -o $@ $<
    }

    cdl_component CYG_HAL_STARTUP {
        display       "Startup type"
        flavor        data
        default_value {"RAM"}
        legal_values  {"RAM"}
	no_define
	define -file system.h CYG_HAL_STARTUP
        description   "
           The Coyanosa Simulator has no ROM, only RAM, so RAM startup is
	   the only supported startup option.
	   The 'little monitor' lilmon.elf acts like a boot ROM even though
	   it too is loaded into simulator RAM; it performs initial setup
	   then jumps to app start at 0x8000, just like a board with eCos
	   GDB Stub ROMs installed."
   }

    # Real-time clock/counter specifics
    cdl_component CYGNUM_HAL_RTC_CONSTANTS {
        display       "Real-time clock constants"
        flavor        none
    
        cdl_option CYGNUM_HAL_RTC_NUMERATOR {
            display       "Real-time clock numerator"
            flavor        data
            calculated    1000000000
        }
        cdl_option CYGNUM_HAL_RTC_DENOMINATOR {
            display       "Real-time clock denominator"
            flavor        data	;# use 1000Hz not 100 so that simulations
            calculated    1000	;# run faster!
        }
        cdl_option CYGNUM_HAL_RTC_PERIOD {
            display       "Real-time clock period"
            flavor        data
            calculated    100000 ;# CCLK is 100MHz for a 33MHz CLK/MCLK
        }
    }

    cdl_option CYGHWR_TARGET_SIMULATOR_NO_GDB_WORKING {
	# this is being defined as a CDLoption because it might become
	# untrue if/when GDB stubs or other means of interworking becomes
	# available for the sa2sim.
	display		"Configure tests for shorter execution time"
	flavor		bool
	calculated	1
	description	"
	    The Coyanosa Simulator does not support interworking with GDB,
	    therefore it is not possible to modify the variable that tells
	    eCos tests to run for a shorter time.  This options allows that
	    variable to be initialized appropriately.  (This information is
	    managed using a variable because some simulators run exactly
	    the same executable as real hardware, but you still want to
	    reduce the execution time - hence the run-time control of this
	    feature.)"
    }

    cdl_component CYGBLD_GLOBAL_OPTIONS {
        display "Global build options"
        flavor  none
        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-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 { "-mcpu=strongarm -Wall -Wpointer-arith -Wstrict-prototypes -Winline -Wundef -Woverloaded-virtual -g -O2 -ffunction-sections -fdata-sections -fno-rtti -fno-exceptions -fvtable-gc -finit-priority -mstructure-size-boundary=8" }
            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 { "-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_component CYGPKG_HAL_ARM_SA2SIM_OPTIONS {
        display "StrongARM II build options"
        flavor  none
        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_SA2SIM_CFLAGS_ADD {
            display "Additional compiler flags"
            flavor  data
            no_define
            default_value { "" }
            description   "
                This option modifies the set of compiler flags for
                building the StrongARM II simulator HAL. These flags are used in addition
                to the set of global flags."
        }

        cdl_option CYGPKG_HAL_ARM_SA2SIM_CFLAGS_REMOVE {
            display "Suppressed compiler flags"
            flavor  data
            no_define
            default_value { "" }
            description   "
                This option modifies the set of compiler flags for
                building the StrongARM II simulator HAL. These flags are removed from
                the set of global flags if present."
        }

        cdl_option CYGPKG_HAL_ARM_SA2SIM_TESTS {
            display "StrongARM II simulator tests"
            flavor  data
            no_define
            calculated { "" }
            description   "
                This option specifies the set of tests for the StrongARM II simulator HAL."
        }
    }

    cdl_component CYGHWR_MEMORY_LAYOUT {
        display "Memory layout"
        flavor data
        no_define
        calculated { CYG_HAL_STARTUP == "RAM" ? "arm_sa2sim_ram" : \
	                                        "arm_sa2sim_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_arm_sa2sim_ram.ldi>" : \
                                                    "<pkgconf/mlt_arm_sa2sim_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_arm_sa2sim_ram.h>" : \
                                                    "<pkgconf/mlt_arm_sa2sim_rom.h>" }
        }
    }

}

# EOF hal_arm_sa2sim.cdl